Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 1 | // Copyright 2011 the V8 project authors. All rights reserved. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 28 | #ifdef ENABLE_DEBUGGER_SUPPORT |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 29 | |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 30 | #include <stdlib.h> |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 31 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 32 | #include "v8.h" |
| 33 | |
| 34 | #include "api.h" |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 35 | #include "cctest.h" |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 36 | #include "compilation-cache.h" |
| 37 | #include "debug.h" |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 38 | #include "deoptimizer.h" |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 39 | #include "platform.h" |
| 40 | #include "stub-cache.h" |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 41 | #include "utils.h" |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 42 | |
| 43 | |
| 44 | using ::v8::internal::EmbeddedVector; |
| 45 | using ::v8::internal::Object; |
| 46 | using ::v8::internal::OS; |
| 47 | using ::v8::internal::Handle; |
| 48 | using ::v8::internal::Heap; |
| 49 | using ::v8::internal::JSGlobalProxy; |
| 50 | using ::v8::internal::Code; |
| 51 | using ::v8::internal::Debug; |
| 52 | using ::v8::internal::Debugger; |
| 53 | using ::v8::internal::CommandMessage; |
| 54 | using ::v8::internal::CommandMessageQueue; |
| 55 | using ::v8::internal::StepAction; |
| 56 | using ::v8::internal::StepIn; // From StepAction enum |
| 57 | using ::v8::internal::StepNext; // From StepAction enum |
| 58 | using ::v8::internal::StepOut; // From StepAction enum |
| 59 | using ::v8::internal::Vector; |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 60 | using ::v8::internal::StrLength; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 61 | |
| 62 | // Size of temp buffer for formatting small strings. |
| 63 | #define SMALL_STRING_BUFFER_SIZE 80 |
| 64 | |
| 65 | // --- A d d i t i o n a l C h e c k H e l p e r s |
| 66 | |
| 67 | |
| 68 | // Helper function used by the CHECK_EQ function when given Address |
| 69 | // arguments. Should not be called directly. |
| 70 | static inline void CheckEqualsHelper(const char* file, int line, |
| 71 | const char* expected_source, |
| 72 | ::v8::internal::Address expected, |
| 73 | const char* value_source, |
| 74 | ::v8::internal::Address value) { |
| 75 | if (expected != value) { |
| 76 | V8_Fatal(file, line, "CHECK_EQ(%s, %s) failed\n# " |
| 77 | "Expected: %i\n# Found: %i", |
| 78 | expected_source, value_source, expected, value); |
| 79 | } |
| 80 | } |
| 81 | |
| 82 | |
| 83 | // Helper function used by the CHECK_NE function when given Address |
| 84 | // arguments. Should not be called directly. |
| 85 | static inline void CheckNonEqualsHelper(const char* file, int line, |
| 86 | const char* unexpected_source, |
| 87 | ::v8::internal::Address unexpected, |
| 88 | const char* value_source, |
| 89 | ::v8::internal::Address value) { |
| 90 | if (unexpected == value) { |
| 91 | V8_Fatal(file, line, "CHECK_NE(%s, %s) failed\n# Value: %i", |
| 92 | unexpected_source, value_source, value); |
| 93 | } |
| 94 | } |
| 95 | |
| 96 | |
| 97 | // Helper function used by the CHECK function when given code |
| 98 | // arguments. Should not be called directly. |
| 99 | static inline void CheckEqualsHelper(const char* file, int line, |
| 100 | const char* expected_source, |
| 101 | const Code* expected, |
| 102 | const char* value_source, |
| 103 | const Code* value) { |
| 104 | if (expected != value) { |
| 105 | V8_Fatal(file, line, "CHECK_EQ(%s, %s) failed\n# " |
| 106 | "Expected: %p\n# Found: %p", |
| 107 | expected_source, value_source, expected, value); |
| 108 | } |
| 109 | } |
| 110 | |
| 111 | |
| 112 | static inline void CheckNonEqualsHelper(const char* file, int line, |
| 113 | const char* expected_source, |
| 114 | const Code* expected, |
| 115 | const char* value_source, |
| 116 | const Code* value) { |
| 117 | if (expected == value) { |
| 118 | V8_Fatal(file, line, "CHECK_NE(%s, %s) failed\n# Value: %p", |
| 119 | expected_source, value_source, value); |
| 120 | } |
| 121 | } |
| 122 | |
| 123 | |
| 124 | // --- H e l p e r C l a s s e s |
| 125 | |
| 126 | |
| 127 | // Helper class for creating a V8 enviromnent for running tests |
| 128 | class DebugLocalContext { |
| 129 | public: |
| 130 | inline DebugLocalContext( |
| 131 | v8::ExtensionConfiguration* extensions = 0, |
| 132 | v8::Handle<v8::ObjectTemplate> global_template = |
| 133 | v8::Handle<v8::ObjectTemplate>(), |
| 134 | v8::Handle<v8::Value> global_object = v8::Handle<v8::Value>()) |
| 135 | : context_(v8::Context::New(extensions, global_template, global_object)) { |
| 136 | context_->Enter(); |
| 137 | } |
| 138 | inline ~DebugLocalContext() { |
| 139 | context_->Exit(); |
| 140 | context_.Dispose(); |
| 141 | } |
| 142 | inline v8::Context* operator->() { return *context_; } |
| 143 | inline v8::Context* operator*() { return *context_; } |
| 144 | inline bool IsReady() { return !context_.IsEmpty(); } |
| 145 | void ExposeDebug() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 146 | v8::internal::Debug* debug = v8::internal::Isolate::Current()->debug(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 147 | // Expose the debug context global object in the global object for testing. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 148 | debug->Load(); |
| 149 | debug->debug_context()->set_security_token( |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 150 | v8::Utils::OpenHandle(*context_)->security_token()); |
| 151 | |
| 152 | Handle<JSGlobalProxy> global(Handle<JSGlobalProxy>::cast( |
| 153 | v8::Utils::OpenHandle(*context_->Global()))); |
| 154 | Handle<v8::internal::String> debug_string = |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 155 | FACTORY->LookupAsciiSymbol("debug"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 156 | SetProperty(global, debug_string, |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 157 | Handle<Object>(debug->debug_context()->global_proxy()), DONT_ENUM, |
Ben Murdoch | e0cee9b | 2011-05-25 10:26:03 +0100 | [diff] [blame] | 158 | ::v8::internal::kNonStrictMode); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 159 | } |
| 160 | private: |
| 161 | v8::Persistent<v8::Context> context_; |
| 162 | }; |
| 163 | |
| 164 | |
| 165 | // --- H e l p e r F u n c t i o n s |
| 166 | |
| 167 | |
| 168 | // Compile and run the supplied source and return the fequested function. |
| 169 | static v8::Local<v8::Function> CompileFunction(DebugLocalContext* env, |
| 170 | const char* source, |
| 171 | const char* function_name) { |
| 172 | v8::Script::Compile(v8::String::New(source))->Run(); |
| 173 | return v8::Local<v8::Function>::Cast( |
| 174 | (*env)->Global()->Get(v8::String::New(function_name))); |
| 175 | } |
| 176 | |
| 177 | |
| 178 | // Compile and run the supplied source and return the requested function. |
| 179 | static v8::Local<v8::Function> CompileFunction(const char* source, |
| 180 | const char* function_name) { |
| 181 | v8::Script::Compile(v8::String::New(source))->Run(); |
| 182 | return v8::Local<v8::Function>::Cast( |
| 183 | v8::Context::GetCurrent()->Global()->Get(v8::String::New(function_name))); |
| 184 | } |
| 185 | |
| 186 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 187 | // Is there any debug info for the function? |
| 188 | static bool HasDebugInfo(v8::Handle<v8::Function> fun) { |
| 189 | Handle<v8::internal::JSFunction> f = v8::Utils::OpenHandle(*fun); |
| 190 | Handle<v8::internal::SharedFunctionInfo> shared(f->shared()); |
| 191 | return Debug::HasDebugInfo(shared); |
| 192 | } |
| 193 | |
| 194 | |
| 195 | // Set a break point in a function and return the associated break point |
| 196 | // number. |
| 197 | static int SetBreakPoint(Handle<v8::internal::JSFunction> fun, int position) { |
| 198 | static int break_point = 0; |
| 199 | Handle<v8::internal::SharedFunctionInfo> shared(fun->shared()); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 200 | v8::internal::Debug* debug = v8::internal::Isolate::Current()->debug(); |
| 201 | debug->SetBreakPoint( |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 202 | shared, |
| 203 | Handle<Object>(v8::internal::Smi::FromInt(++break_point)), |
| 204 | &position); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 205 | return break_point; |
| 206 | } |
| 207 | |
| 208 | |
| 209 | // Set a break point in a function and return the associated break point |
| 210 | // number. |
| 211 | static int SetBreakPoint(v8::Handle<v8::Function> fun, int position) { |
| 212 | return SetBreakPoint(v8::Utils::OpenHandle(*fun), position); |
| 213 | } |
| 214 | |
| 215 | |
| 216 | // Set a break point in a function using the Debug object and return the |
| 217 | // associated break point number. |
| 218 | static int SetBreakPointFromJS(const char* function_name, |
| 219 | int line, int position) { |
| 220 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 221 | OS::SNPrintF(buffer, |
| 222 | "debug.Debug.setBreakPoint(%s,%d,%d)", |
| 223 | function_name, line, position); |
| 224 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 225 | v8::Handle<v8::String> str = v8::String::New(buffer.start()); |
| 226 | return v8::Script::Compile(str)->Run()->Int32Value(); |
| 227 | } |
| 228 | |
| 229 | |
| 230 | // Set a break point in a script identified by id using the global Debug object. |
| 231 | static int SetScriptBreakPointByIdFromJS(int script_id, int line, int column) { |
| 232 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 233 | if (column >= 0) { |
| 234 | // Column specified set script break point on precise location. |
| 235 | OS::SNPrintF(buffer, |
| 236 | "debug.Debug.setScriptBreakPointById(%d,%d,%d)", |
| 237 | script_id, line, column); |
| 238 | } else { |
| 239 | // Column not specified set script break point on line. |
| 240 | OS::SNPrintF(buffer, |
| 241 | "debug.Debug.setScriptBreakPointById(%d,%d)", |
| 242 | script_id, line); |
| 243 | } |
| 244 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 245 | { |
| 246 | v8::TryCatch try_catch; |
| 247 | v8::Handle<v8::String> str = v8::String::New(buffer.start()); |
| 248 | v8::Handle<v8::Value> value = v8::Script::Compile(str)->Run(); |
| 249 | CHECK(!try_catch.HasCaught()); |
| 250 | return value->Int32Value(); |
| 251 | } |
| 252 | } |
| 253 | |
| 254 | |
| 255 | // Set a break point in a script identified by name using the global Debug |
| 256 | // object. |
| 257 | static int SetScriptBreakPointByNameFromJS(const char* script_name, |
| 258 | int line, int column) { |
| 259 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 260 | if (column >= 0) { |
| 261 | // Column specified set script break point on precise location. |
| 262 | OS::SNPrintF(buffer, |
| 263 | "debug.Debug.setScriptBreakPointByName(\"%s\",%d,%d)", |
| 264 | script_name, line, column); |
| 265 | } else { |
| 266 | // Column not specified set script break point on line. |
| 267 | OS::SNPrintF(buffer, |
| 268 | "debug.Debug.setScriptBreakPointByName(\"%s\",%d)", |
| 269 | script_name, line); |
| 270 | } |
| 271 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 272 | { |
| 273 | v8::TryCatch try_catch; |
| 274 | v8::Handle<v8::String> str = v8::String::New(buffer.start()); |
| 275 | v8::Handle<v8::Value> value = v8::Script::Compile(str)->Run(); |
| 276 | CHECK(!try_catch.HasCaught()); |
| 277 | return value->Int32Value(); |
| 278 | } |
| 279 | } |
| 280 | |
| 281 | |
| 282 | // Clear a break point. |
| 283 | static void ClearBreakPoint(int break_point) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 284 | v8::internal::Debug* debug = v8::internal::Isolate::Current()->debug(); |
| 285 | debug->ClearBreakPoint( |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 286 | Handle<Object>(v8::internal::Smi::FromInt(break_point))); |
| 287 | } |
| 288 | |
| 289 | |
| 290 | // Clear a break point using the global Debug object. |
| 291 | static void ClearBreakPointFromJS(int break_point_number) { |
| 292 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 293 | OS::SNPrintF(buffer, |
| 294 | "debug.Debug.clearBreakPoint(%d)", |
| 295 | break_point_number); |
| 296 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 297 | v8::Script::Compile(v8::String::New(buffer.start()))->Run(); |
| 298 | } |
| 299 | |
| 300 | |
| 301 | static void EnableScriptBreakPointFromJS(int break_point_number) { |
| 302 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 303 | OS::SNPrintF(buffer, |
| 304 | "debug.Debug.enableScriptBreakPoint(%d)", |
| 305 | break_point_number); |
| 306 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 307 | v8::Script::Compile(v8::String::New(buffer.start()))->Run(); |
| 308 | } |
| 309 | |
| 310 | |
| 311 | static void DisableScriptBreakPointFromJS(int break_point_number) { |
| 312 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 313 | OS::SNPrintF(buffer, |
| 314 | "debug.Debug.disableScriptBreakPoint(%d)", |
| 315 | break_point_number); |
| 316 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 317 | v8::Script::Compile(v8::String::New(buffer.start()))->Run(); |
| 318 | } |
| 319 | |
| 320 | |
| 321 | static void ChangeScriptBreakPointConditionFromJS(int break_point_number, |
| 322 | const char* condition) { |
| 323 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 324 | OS::SNPrintF(buffer, |
| 325 | "debug.Debug.changeScriptBreakPointCondition(%d, \"%s\")", |
| 326 | break_point_number, condition); |
| 327 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 328 | v8::Script::Compile(v8::String::New(buffer.start()))->Run(); |
| 329 | } |
| 330 | |
| 331 | |
| 332 | static void ChangeScriptBreakPointIgnoreCountFromJS(int break_point_number, |
| 333 | int ignoreCount) { |
| 334 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 335 | OS::SNPrintF(buffer, |
| 336 | "debug.Debug.changeScriptBreakPointIgnoreCount(%d, %d)", |
| 337 | break_point_number, ignoreCount); |
| 338 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 339 | v8::Script::Compile(v8::String::New(buffer.start()))->Run(); |
| 340 | } |
| 341 | |
| 342 | |
| 343 | // Change break on exception. |
| 344 | static void ChangeBreakOnException(bool caught, bool uncaught) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 345 | v8::internal::Debug* debug = v8::internal::Isolate::Current()->debug(); |
| 346 | debug->ChangeBreakOnException(v8::internal::BreakException, caught); |
| 347 | debug->ChangeBreakOnException(v8::internal::BreakUncaughtException, uncaught); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 348 | } |
| 349 | |
| 350 | |
| 351 | // Change break on exception using the global Debug object. |
| 352 | static void ChangeBreakOnExceptionFromJS(bool caught, bool uncaught) { |
| 353 | if (caught) { |
| 354 | v8::Script::Compile( |
| 355 | v8::String::New("debug.Debug.setBreakOnException()"))->Run(); |
| 356 | } else { |
| 357 | v8::Script::Compile( |
| 358 | v8::String::New("debug.Debug.clearBreakOnException()"))->Run(); |
| 359 | } |
| 360 | if (uncaught) { |
| 361 | v8::Script::Compile( |
| 362 | v8::String::New("debug.Debug.setBreakOnUncaughtException()"))->Run(); |
| 363 | } else { |
| 364 | v8::Script::Compile( |
| 365 | v8::String::New("debug.Debug.clearBreakOnUncaughtException()"))->Run(); |
| 366 | } |
| 367 | } |
| 368 | |
| 369 | |
| 370 | // Prepare to step to next break location. |
| 371 | static void PrepareStep(StepAction step_action) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 372 | v8::internal::Debug* debug = v8::internal::Isolate::Current()->debug(); |
| 373 | debug->PrepareStep(step_action, 1); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 374 | } |
| 375 | |
| 376 | |
| 377 | // This function is in namespace v8::internal to be friend with class |
| 378 | // v8::internal::Debug. |
| 379 | namespace v8 { |
| 380 | namespace internal { |
| 381 | |
| 382 | // Collect the currently debugged functions. |
| 383 | Handle<FixedArray> GetDebuggedFunctions() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 384 | Debug* debug = Isolate::Current()->debug(); |
| 385 | |
| 386 | v8::internal::DebugInfoListNode* node = debug->debug_info_list_; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 387 | |
| 388 | // Find the number of debugged functions. |
| 389 | int count = 0; |
| 390 | while (node) { |
| 391 | count++; |
| 392 | node = node->next(); |
| 393 | } |
| 394 | |
| 395 | // Allocate array for the debugged functions |
| 396 | Handle<FixedArray> debugged_functions = |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 397 | FACTORY->NewFixedArray(count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 398 | |
| 399 | // Run through the debug info objects and collect all functions. |
| 400 | count = 0; |
| 401 | while (node) { |
| 402 | debugged_functions->set(count++, *node->debug_info()); |
| 403 | node = node->next(); |
| 404 | } |
| 405 | |
| 406 | return debugged_functions; |
| 407 | } |
| 408 | |
| 409 | |
| 410 | static Handle<Code> ComputeCallDebugBreak(int argc) { |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 411 | CALL_HEAP_FUNCTION( |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 412 | v8::internal::Isolate::Current(), |
| 413 | v8::internal::Isolate::Current()->stub_cache()->ComputeCallDebugBreak( |
| 414 | argc, Code::CALL_IC), |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 415 | Code); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 416 | } |
| 417 | |
| 418 | |
| 419 | // Check that the debugger has been fully unloaded. |
| 420 | void CheckDebuggerUnloaded(bool check_functions) { |
| 421 | // Check that the debugger context is cleared and that there is no debug |
| 422 | // information stored for the debugger. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 423 | CHECK(Isolate::Current()->debug()->debug_context().is_null()); |
| 424 | CHECK_EQ(NULL, Isolate::Current()->debug()->debug_info_list_); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 425 | |
| 426 | // Collect garbage to ensure weak handles are cleared. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 427 | HEAP->CollectAllGarbage(false); |
| 428 | HEAP->CollectAllGarbage(false); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 429 | |
| 430 | // Iterate the head and check that there are no debugger related objects left. |
| 431 | HeapIterator iterator; |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 432 | for (HeapObject* obj = iterator.next(); obj != NULL; obj = iterator.next()) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 433 | CHECK(!obj->IsDebugInfo()); |
| 434 | CHECK(!obj->IsBreakPointInfo()); |
| 435 | |
| 436 | // If deep check of functions is requested check that no debug break code |
| 437 | // is left in all functions. |
| 438 | if (check_functions) { |
| 439 | if (obj->IsJSFunction()) { |
| 440 | JSFunction* fun = JSFunction::cast(obj); |
| 441 | for (RelocIterator it(fun->shared()->code()); !it.done(); it.next()) { |
| 442 | RelocInfo::Mode rmode = it.rinfo()->rmode(); |
| 443 | if (RelocInfo::IsCodeTarget(rmode)) { |
| 444 | CHECK(!Debug::IsDebugBreak(it.rinfo()->target_address())); |
| 445 | } else if (RelocInfo::IsJSReturn(rmode)) { |
| 446 | CHECK(!Debug::IsDebugBreakAtReturn(it.rinfo())); |
| 447 | } |
| 448 | } |
| 449 | } |
| 450 | } |
| 451 | } |
| 452 | } |
| 453 | |
| 454 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 455 | void ForceUnloadDebugger() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 456 | Isolate::Current()->debugger()->never_unload_debugger_ = false; |
| 457 | Isolate::Current()->debugger()->UnloadDebugger(); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 458 | } |
| 459 | |
| 460 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 461 | } } // namespace v8::internal |
| 462 | |
| 463 | |
| 464 | // Check that the debugger has been fully unloaded. |
| 465 | static void CheckDebuggerUnloaded(bool check_functions = false) { |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 466 | // Let debugger to unload itself synchronously |
| 467 | v8::Debug::ProcessDebugMessages(); |
| 468 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 469 | v8::internal::CheckDebuggerUnloaded(check_functions); |
| 470 | } |
| 471 | |
| 472 | |
| 473 | // Inherit from BreakLocationIterator to get access to protected parts for |
| 474 | // testing. |
| 475 | class TestBreakLocationIterator: public v8::internal::BreakLocationIterator { |
| 476 | public: |
| 477 | explicit TestBreakLocationIterator(Handle<v8::internal::DebugInfo> debug_info) |
| 478 | : BreakLocationIterator(debug_info, v8::internal::SOURCE_BREAK_LOCATIONS) {} |
| 479 | v8::internal::RelocIterator* it() { return reloc_iterator_; } |
| 480 | v8::internal::RelocIterator* it_original() { |
| 481 | return reloc_iterator_original_; |
| 482 | } |
| 483 | }; |
| 484 | |
| 485 | |
| 486 | // Compile a function, set a break point and check that the call at the break |
| 487 | // location in the code is the expected debug_break function. |
| 488 | void CheckDebugBreakFunction(DebugLocalContext* env, |
| 489 | const char* source, const char* name, |
| 490 | int position, v8::internal::RelocInfo::Mode mode, |
| 491 | Code* debug_break) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 492 | v8::internal::Debug* debug = v8::internal::Isolate::Current()->debug(); |
| 493 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 494 | // Create function and set the break point. |
| 495 | Handle<v8::internal::JSFunction> fun = v8::Utils::OpenHandle( |
| 496 | *CompileFunction(env, source, name)); |
| 497 | int bp = SetBreakPoint(fun, position); |
| 498 | |
| 499 | // Check that the debug break function is as expected. |
| 500 | Handle<v8::internal::SharedFunctionInfo> shared(fun->shared()); |
| 501 | CHECK(Debug::HasDebugInfo(shared)); |
| 502 | TestBreakLocationIterator it1(Debug::GetDebugInfo(shared)); |
| 503 | it1.FindBreakLocationFromPosition(position); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 504 | v8::internal::RelocInfo::Mode actual_mode = it1.it()->rinfo()->rmode(); |
| 505 | if (actual_mode == v8::internal::RelocInfo::CODE_TARGET_WITH_ID) { |
| 506 | actual_mode = v8::internal::RelocInfo::CODE_TARGET; |
| 507 | } |
| 508 | CHECK_EQ(mode, actual_mode); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 509 | if (mode != v8::internal::RelocInfo::JS_RETURN) { |
| 510 | CHECK_EQ(debug_break, |
| 511 | Code::GetCodeFromTargetAddress(it1.it()->rinfo()->target_address())); |
| 512 | } else { |
| 513 | CHECK(Debug::IsDebugBreakAtReturn(it1.it()->rinfo())); |
| 514 | } |
| 515 | |
| 516 | // Clear the break point and check that the debug break function is no longer |
| 517 | // there |
| 518 | ClearBreakPoint(bp); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 519 | CHECK(!debug->HasDebugInfo(shared)); |
| 520 | CHECK(debug->EnsureDebugInfo(shared)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 521 | TestBreakLocationIterator it2(Debug::GetDebugInfo(shared)); |
| 522 | it2.FindBreakLocationFromPosition(position); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 523 | actual_mode = it2.it()->rinfo()->rmode(); |
| 524 | if (actual_mode == v8::internal::RelocInfo::CODE_TARGET_WITH_ID) { |
| 525 | actual_mode = v8::internal::RelocInfo::CODE_TARGET; |
| 526 | } |
| 527 | CHECK_EQ(mode, actual_mode); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 528 | if (mode == v8::internal::RelocInfo::JS_RETURN) { |
| 529 | CHECK(!Debug::IsDebugBreakAtReturn(it2.it()->rinfo())); |
| 530 | } |
| 531 | } |
| 532 | |
| 533 | |
| 534 | // --- D e b u g E v e n t H a n d l e r s |
| 535 | // --- |
| 536 | // --- The different tests uses a number of debug event handlers. |
| 537 | // --- |
| 538 | |
| 539 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 540 | // Source for the JavaScript function which picks out the function |
| 541 | // name of a frame. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 542 | const char* frame_function_name_source = |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 543 | "function frame_function_name(exec_state, frame_number) {" |
| 544 | " return exec_state.frame(frame_number).func().name();" |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 545 | "}"; |
| 546 | v8::Local<v8::Function> frame_function_name; |
| 547 | |
| 548 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 549 | // Source for the JavaScript function which pick out the name of the |
| 550 | // first argument of a frame. |
| 551 | const char* frame_argument_name_source = |
| 552 | "function frame_argument_name(exec_state, frame_number) {" |
| 553 | " return exec_state.frame(frame_number).argumentName(0);" |
| 554 | "}"; |
| 555 | v8::Local<v8::Function> frame_argument_name; |
| 556 | |
| 557 | |
| 558 | // Source for the JavaScript function which pick out the value of the |
| 559 | // first argument of a frame. |
| 560 | const char* frame_argument_value_source = |
| 561 | "function frame_argument_value(exec_state, frame_number) {" |
| 562 | " return exec_state.frame(frame_number).argumentValue(0).value_;" |
| 563 | "}"; |
| 564 | v8::Local<v8::Function> frame_argument_value; |
| 565 | |
| 566 | |
| 567 | // Source for the JavaScript function which pick out the name of the |
| 568 | // first argument of a frame. |
| 569 | const char* frame_local_name_source = |
| 570 | "function frame_local_name(exec_state, frame_number) {" |
| 571 | " return exec_state.frame(frame_number).localName(0);" |
| 572 | "}"; |
| 573 | v8::Local<v8::Function> frame_local_name; |
| 574 | |
| 575 | |
| 576 | // Source for the JavaScript function which pick out the value of the |
| 577 | // first argument of a frame. |
| 578 | const char* frame_local_value_source = |
| 579 | "function frame_local_value(exec_state, frame_number) {" |
| 580 | " return exec_state.frame(frame_number).localValue(0).value_;" |
| 581 | "}"; |
| 582 | v8::Local<v8::Function> frame_local_value; |
| 583 | |
| 584 | |
| 585 | // Source for the JavaScript function which picks out the source line for the |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 586 | // top frame. |
| 587 | const char* frame_source_line_source = |
| 588 | "function frame_source_line(exec_state) {" |
| 589 | " return exec_state.frame(0).sourceLine();" |
| 590 | "}"; |
| 591 | v8::Local<v8::Function> frame_source_line; |
| 592 | |
| 593 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 594 | // Source for the JavaScript function which picks out the source column for the |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 595 | // top frame. |
| 596 | const char* frame_source_column_source = |
| 597 | "function frame_source_column(exec_state) {" |
| 598 | " return exec_state.frame(0).sourceColumn();" |
| 599 | "}"; |
| 600 | v8::Local<v8::Function> frame_source_column; |
| 601 | |
| 602 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 603 | // Source for the JavaScript function which picks out the script name for the |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 604 | // top frame. |
| 605 | const char* frame_script_name_source = |
| 606 | "function frame_script_name(exec_state) {" |
| 607 | " return exec_state.frame(0).func().script().name();" |
| 608 | "}"; |
| 609 | v8::Local<v8::Function> frame_script_name; |
| 610 | |
| 611 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 612 | // Source for the JavaScript function which picks out the script data for the |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 613 | // top frame. |
| 614 | const char* frame_script_data_source = |
| 615 | "function frame_script_data(exec_state) {" |
| 616 | " return exec_state.frame(0).func().script().data();" |
| 617 | "}"; |
| 618 | v8::Local<v8::Function> frame_script_data; |
| 619 | |
| 620 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 621 | // Source for the JavaScript function which picks out the script data from |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 622 | // AfterCompile event |
| 623 | const char* compiled_script_data_source = |
| 624 | "function compiled_script_data(event_data) {" |
| 625 | " return event_data.script().data();" |
| 626 | "}"; |
| 627 | v8::Local<v8::Function> compiled_script_data; |
| 628 | |
| 629 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 630 | // Source for the JavaScript function which returns the number of frames. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 631 | static const char* frame_count_source = |
| 632 | "function frame_count(exec_state) {" |
| 633 | " return exec_state.frameCount();" |
| 634 | "}"; |
| 635 | v8::Handle<v8::Function> frame_count; |
| 636 | |
| 637 | |
| 638 | // Global variable to store the last function hit - used by some tests. |
| 639 | char last_function_hit[80]; |
| 640 | |
| 641 | // Global variable to store the name and data for last script hit - used by some |
| 642 | // tests. |
| 643 | char last_script_name_hit[80]; |
| 644 | char last_script_data_hit[80]; |
| 645 | |
| 646 | // Global variables to store the last source position - used by some tests. |
| 647 | int last_source_line = -1; |
| 648 | int last_source_column = -1; |
| 649 | |
| 650 | // Debug event handler which counts the break points which have been hit. |
| 651 | int break_point_hit_count = 0; |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 652 | int break_point_hit_count_deoptimize = 0; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 653 | static void DebugEventBreakPointHitCount(v8::DebugEvent event, |
| 654 | v8::Handle<v8::Object> exec_state, |
| 655 | v8::Handle<v8::Object> event_data, |
| 656 | v8::Handle<v8::Value> data) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 657 | Debug* debug = v8::internal::Isolate::Current()->debug(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 658 | // When hitting a debug event listener there must be a break set. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 659 | CHECK_NE(debug->break_id(), 0); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 660 | |
| 661 | // Count the number of breaks. |
| 662 | if (event == v8::Break) { |
| 663 | break_point_hit_count++; |
| 664 | if (!frame_function_name.IsEmpty()) { |
| 665 | // Get the name of the function. |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 666 | const int argc = 2; |
| 667 | v8::Handle<v8::Value> argv[argc] = { exec_state, v8::Integer::New(0) }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 668 | v8::Handle<v8::Value> result = frame_function_name->Call(exec_state, |
| 669 | argc, argv); |
| 670 | if (result->IsUndefined()) { |
| 671 | last_function_hit[0] = '\0'; |
| 672 | } else { |
| 673 | CHECK(result->IsString()); |
| 674 | v8::Handle<v8::String> function_name(result->ToString()); |
| 675 | function_name->WriteAscii(last_function_hit); |
| 676 | } |
| 677 | } |
| 678 | |
| 679 | if (!frame_source_line.IsEmpty()) { |
| 680 | // Get the source line. |
| 681 | const int argc = 1; |
| 682 | v8::Handle<v8::Value> argv[argc] = { exec_state }; |
| 683 | v8::Handle<v8::Value> result = frame_source_line->Call(exec_state, |
| 684 | argc, argv); |
| 685 | CHECK(result->IsNumber()); |
| 686 | last_source_line = result->Int32Value(); |
| 687 | } |
| 688 | |
| 689 | if (!frame_source_column.IsEmpty()) { |
| 690 | // Get the source column. |
| 691 | const int argc = 1; |
| 692 | v8::Handle<v8::Value> argv[argc] = { exec_state }; |
| 693 | v8::Handle<v8::Value> result = frame_source_column->Call(exec_state, |
| 694 | argc, argv); |
| 695 | CHECK(result->IsNumber()); |
| 696 | last_source_column = result->Int32Value(); |
| 697 | } |
| 698 | |
| 699 | if (!frame_script_name.IsEmpty()) { |
| 700 | // Get the script name of the function script. |
| 701 | const int argc = 1; |
| 702 | v8::Handle<v8::Value> argv[argc] = { exec_state }; |
| 703 | v8::Handle<v8::Value> result = frame_script_name->Call(exec_state, |
| 704 | argc, argv); |
| 705 | if (result->IsUndefined()) { |
| 706 | last_script_name_hit[0] = '\0'; |
| 707 | } else { |
| 708 | CHECK(result->IsString()); |
| 709 | v8::Handle<v8::String> script_name(result->ToString()); |
| 710 | script_name->WriteAscii(last_script_name_hit); |
| 711 | } |
| 712 | } |
| 713 | |
| 714 | if (!frame_script_data.IsEmpty()) { |
| 715 | // Get the script data of the function script. |
| 716 | const int argc = 1; |
| 717 | v8::Handle<v8::Value> argv[argc] = { exec_state }; |
| 718 | v8::Handle<v8::Value> result = frame_script_data->Call(exec_state, |
| 719 | argc, argv); |
| 720 | if (result->IsUndefined()) { |
| 721 | last_script_data_hit[0] = '\0'; |
| 722 | } else { |
| 723 | result = result->ToString(); |
| 724 | CHECK(result->IsString()); |
| 725 | v8::Handle<v8::String> script_data(result->ToString()); |
| 726 | script_data->WriteAscii(last_script_data_hit); |
| 727 | } |
| 728 | } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 729 | |
| 730 | // Perform a full deoptimization when the specified number of |
| 731 | // breaks have been hit. |
| 732 | if (break_point_hit_count == break_point_hit_count_deoptimize) { |
| 733 | i::Deoptimizer::DeoptimizeAll(); |
| 734 | } |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 735 | } else if (event == v8::AfterCompile && !compiled_script_data.IsEmpty()) { |
| 736 | const int argc = 1; |
| 737 | v8::Handle<v8::Value> argv[argc] = { event_data }; |
| 738 | v8::Handle<v8::Value> result = compiled_script_data->Call(exec_state, |
| 739 | argc, argv); |
| 740 | if (result->IsUndefined()) { |
| 741 | last_script_data_hit[0] = '\0'; |
| 742 | } else { |
| 743 | result = result->ToString(); |
| 744 | CHECK(result->IsString()); |
| 745 | v8::Handle<v8::String> script_data(result->ToString()); |
| 746 | script_data->WriteAscii(last_script_data_hit); |
| 747 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 748 | } |
| 749 | } |
| 750 | |
| 751 | |
| 752 | // Debug event handler which counts a number of events and collects the stack |
| 753 | // height if there is a function compiled for that. |
| 754 | int exception_hit_count = 0; |
| 755 | int uncaught_exception_hit_count = 0; |
| 756 | int last_js_stack_height = -1; |
| 757 | |
| 758 | static void DebugEventCounterClear() { |
| 759 | break_point_hit_count = 0; |
| 760 | exception_hit_count = 0; |
| 761 | uncaught_exception_hit_count = 0; |
| 762 | } |
| 763 | |
| 764 | static void DebugEventCounter(v8::DebugEvent event, |
| 765 | v8::Handle<v8::Object> exec_state, |
| 766 | v8::Handle<v8::Object> event_data, |
| 767 | v8::Handle<v8::Value> data) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 768 | v8::internal::Debug* debug = v8::internal::Isolate::Current()->debug(); |
| 769 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 770 | // When hitting a debug event listener there must be a break set. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 771 | CHECK_NE(debug->break_id(), 0); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 772 | |
| 773 | // Count the number of breaks. |
| 774 | if (event == v8::Break) { |
| 775 | break_point_hit_count++; |
| 776 | } else if (event == v8::Exception) { |
| 777 | exception_hit_count++; |
| 778 | |
| 779 | // Check whether the exception was uncaught. |
| 780 | v8::Local<v8::String> fun_name = v8::String::New("uncaught"); |
| 781 | v8::Local<v8::Function> fun = |
| 782 | v8::Function::Cast(*event_data->Get(fun_name)); |
| 783 | v8::Local<v8::Value> result = *fun->Call(event_data, 0, NULL); |
| 784 | if (result->IsTrue()) { |
| 785 | uncaught_exception_hit_count++; |
| 786 | } |
| 787 | } |
| 788 | |
| 789 | // Collect the JavsScript stack height if the function frame_count is |
| 790 | // compiled. |
| 791 | if (!frame_count.IsEmpty()) { |
| 792 | static const int kArgc = 1; |
| 793 | v8::Handle<v8::Value> argv[kArgc] = { exec_state }; |
| 794 | // Using exec_state as receiver is just to have a receiver. |
| 795 | v8::Handle<v8::Value> result = frame_count->Call(exec_state, kArgc, argv); |
| 796 | last_js_stack_height = result->Int32Value(); |
| 797 | } |
| 798 | } |
| 799 | |
| 800 | |
| 801 | // Debug event handler which evaluates a number of expressions when a break |
| 802 | // point is hit. Each evaluated expression is compared with an expected value. |
| 803 | // For this debug event handler to work the following two global varaibles |
| 804 | // must be initialized. |
| 805 | // checks: An array of expressions and expected results |
| 806 | // evaluate_check_function: A JavaScript function (see below) |
| 807 | |
| 808 | // Structure for holding checks to do. |
| 809 | struct EvaluateCheck { |
| 810 | const char* expr; // An expression to evaluate when a break point is hit. |
| 811 | v8::Handle<v8::Value> expected; // The expected result. |
| 812 | }; |
| 813 | // Array of checks to do. |
| 814 | struct EvaluateCheck* checks = NULL; |
| 815 | // Source for The JavaScript function which can do the evaluation when a break |
| 816 | // point is hit. |
| 817 | const char* evaluate_check_source = |
| 818 | "function evaluate_check(exec_state, expr, expected) {" |
| 819 | " return exec_state.frame(0).evaluate(expr).value() === expected;" |
| 820 | "}"; |
| 821 | v8::Local<v8::Function> evaluate_check_function; |
| 822 | |
| 823 | // The actual debug event described by the longer comment above. |
| 824 | static void DebugEventEvaluate(v8::DebugEvent event, |
| 825 | v8::Handle<v8::Object> exec_state, |
| 826 | v8::Handle<v8::Object> event_data, |
| 827 | v8::Handle<v8::Value> data) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 828 | v8::internal::Debug* debug = v8::internal::Isolate::Current()->debug(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 829 | // When hitting a debug event listener there must be a break set. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 830 | CHECK_NE(debug->break_id(), 0); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 831 | |
| 832 | if (event == v8::Break) { |
| 833 | for (int i = 0; checks[i].expr != NULL; i++) { |
| 834 | const int argc = 3; |
| 835 | v8::Handle<v8::Value> argv[argc] = { exec_state, |
| 836 | v8::String::New(checks[i].expr), |
| 837 | checks[i].expected }; |
| 838 | v8::Handle<v8::Value> result = |
| 839 | evaluate_check_function->Call(exec_state, argc, argv); |
| 840 | if (!result->IsTrue()) { |
| 841 | v8::String::AsciiValue ascii(checks[i].expected->ToString()); |
| 842 | V8_Fatal(__FILE__, __LINE__, "%s != %s", checks[i].expr, *ascii); |
| 843 | } |
| 844 | } |
| 845 | } |
| 846 | } |
| 847 | |
| 848 | |
| 849 | // This debug event listener removes a breakpoint in a function |
| 850 | int debug_event_remove_break_point = 0; |
| 851 | static void DebugEventRemoveBreakPoint(v8::DebugEvent event, |
| 852 | v8::Handle<v8::Object> exec_state, |
| 853 | v8::Handle<v8::Object> event_data, |
| 854 | v8::Handle<v8::Value> data) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 855 | v8::internal::Debug* debug = v8::internal::Isolate::Current()->debug(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 856 | // When hitting a debug event listener there must be a break set. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 857 | CHECK_NE(debug->break_id(), 0); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 858 | |
| 859 | if (event == v8::Break) { |
| 860 | break_point_hit_count++; |
| 861 | v8::Handle<v8::Function> fun = v8::Handle<v8::Function>::Cast(data); |
| 862 | ClearBreakPoint(debug_event_remove_break_point); |
| 863 | } |
| 864 | } |
| 865 | |
| 866 | |
| 867 | // Debug event handler which counts break points hit and performs a step |
| 868 | // afterwards. |
| 869 | StepAction step_action = StepIn; // Step action to perform when stepping. |
| 870 | static void DebugEventStep(v8::DebugEvent event, |
| 871 | v8::Handle<v8::Object> exec_state, |
| 872 | v8::Handle<v8::Object> event_data, |
| 873 | v8::Handle<v8::Value> data) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 874 | v8::internal::Debug* debug = v8::internal::Isolate::Current()->debug(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 875 | // When hitting a debug event listener there must be a break set. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 876 | CHECK_NE(debug->break_id(), 0); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 877 | |
| 878 | if (event == v8::Break) { |
| 879 | break_point_hit_count++; |
| 880 | PrepareStep(step_action); |
| 881 | } |
| 882 | } |
| 883 | |
| 884 | |
| 885 | // Debug event handler which counts break points hit and performs a step |
| 886 | // afterwards. For each call the expected function is checked. |
| 887 | // For this debug event handler to work the following two global varaibles |
| 888 | // must be initialized. |
| 889 | // expected_step_sequence: An array of the expected function call sequence. |
| 890 | // frame_function_name: A JavaScript function (see below). |
| 891 | |
| 892 | // String containing the expected function call sequence. Note: this only works |
| 893 | // if functions have name length of one. |
| 894 | const char* expected_step_sequence = NULL; |
| 895 | |
| 896 | // The actual debug event described by the longer comment above. |
| 897 | static void DebugEventStepSequence(v8::DebugEvent event, |
| 898 | v8::Handle<v8::Object> exec_state, |
| 899 | v8::Handle<v8::Object> event_data, |
| 900 | v8::Handle<v8::Value> data) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 901 | v8::internal::Debug* debug = v8::internal::Isolate::Current()->debug(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 902 | // When hitting a debug event listener there must be a break set. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 903 | CHECK_NE(debug->break_id(), 0); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 904 | |
| 905 | if (event == v8::Break || event == v8::Exception) { |
| 906 | // Check that the current function is the expected. |
| 907 | CHECK(break_point_hit_count < |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 908 | StrLength(expected_step_sequence)); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 909 | const int argc = 2; |
| 910 | v8::Handle<v8::Value> argv[argc] = { exec_state, v8::Integer::New(0) }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 911 | v8::Handle<v8::Value> result = frame_function_name->Call(exec_state, |
| 912 | argc, argv); |
| 913 | CHECK(result->IsString()); |
| 914 | v8::String::AsciiValue function_name(result->ToString()); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 915 | CHECK_EQ(1, StrLength(*function_name)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 916 | CHECK_EQ((*function_name)[0], |
| 917 | expected_step_sequence[break_point_hit_count]); |
| 918 | |
| 919 | // Perform step. |
| 920 | break_point_hit_count++; |
| 921 | PrepareStep(step_action); |
| 922 | } |
| 923 | } |
| 924 | |
| 925 | |
| 926 | // Debug event handler which performs a garbage collection. |
| 927 | static void DebugEventBreakPointCollectGarbage( |
| 928 | v8::DebugEvent event, |
| 929 | v8::Handle<v8::Object> exec_state, |
| 930 | v8::Handle<v8::Object> event_data, |
| 931 | v8::Handle<v8::Value> data) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 932 | v8::internal::Debug* debug = v8::internal::Isolate::Current()->debug(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 933 | // When hitting a debug event listener there must be a break set. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 934 | CHECK_NE(debug->break_id(), 0); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 935 | |
| 936 | // Perform a garbage collection when break point is hit and continue. Based |
| 937 | // on the number of break points hit either scavenge or mark compact |
| 938 | // collector is used. |
| 939 | if (event == v8::Break) { |
| 940 | break_point_hit_count++; |
| 941 | if (break_point_hit_count % 2 == 0) { |
| 942 | // Scavenge. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 943 | HEAP->CollectGarbage(v8::internal::NEW_SPACE); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 944 | } else { |
Kristian Monsen | 80d68ea | 2010-09-08 11:05:35 +0100 | [diff] [blame] | 945 | // Mark sweep compact. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 946 | HEAP->CollectAllGarbage(true); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 947 | } |
| 948 | } |
| 949 | } |
| 950 | |
| 951 | |
| 952 | // Debug event handler which re-issues a debug break and calls the garbage |
| 953 | // collector to have the heap verified. |
| 954 | static void DebugEventBreak(v8::DebugEvent event, |
| 955 | v8::Handle<v8::Object> exec_state, |
| 956 | v8::Handle<v8::Object> event_data, |
| 957 | v8::Handle<v8::Value> data) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 958 | v8::internal::Debug* debug = v8::internal::Isolate::Current()->debug(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 959 | // When hitting a debug event listener there must be a break set. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 960 | CHECK_NE(debug->break_id(), 0); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 961 | |
| 962 | if (event == v8::Break) { |
| 963 | // Count the number of breaks. |
| 964 | break_point_hit_count++; |
| 965 | |
| 966 | // Run the garbage collector to enforce heap verification if option |
| 967 | // --verify-heap is set. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 968 | HEAP->CollectGarbage(v8::internal::NEW_SPACE); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 969 | |
| 970 | // Set the break flag again to come back here as soon as possible. |
| 971 | v8::Debug::DebugBreak(); |
| 972 | } |
| 973 | } |
| 974 | |
| 975 | |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 976 | // Debug event handler which re-issues a debug break until a limit has been |
| 977 | // reached. |
| 978 | int max_break_point_hit_count = 0; |
Teng-Hui Zhu | 3e5fa29 | 2010-11-09 16:16:48 -0800 | [diff] [blame] | 979 | bool terminate_after_max_break_point_hit = false; |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 980 | static void DebugEventBreakMax(v8::DebugEvent event, |
| 981 | v8::Handle<v8::Object> exec_state, |
| 982 | v8::Handle<v8::Object> event_data, |
| 983 | v8::Handle<v8::Value> data) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 984 | v8::internal::Debug* debug = v8::internal::Isolate::Current()->debug(); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 985 | // When hitting a debug event listener there must be a break set. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 986 | CHECK_NE(debug->break_id(), 0); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 987 | |
Teng-Hui Zhu | 3e5fa29 | 2010-11-09 16:16:48 -0800 | [diff] [blame] | 988 | if (event == v8::Break) { |
| 989 | if (break_point_hit_count < max_break_point_hit_count) { |
| 990 | // Count the number of breaks. |
| 991 | break_point_hit_count++; |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 992 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 993 | // Collect the JavsScript stack height if the function frame_count is |
| 994 | // compiled. |
| 995 | if (!frame_count.IsEmpty()) { |
| 996 | static const int kArgc = 1; |
| 997 | v8::Handle<v8::Value> argv[kArgc] = { exec_state }; |
| 998 | // Using exec_state as receiver is just to have a receiver. |
| 999 | v8::Handle<v8::Value> result = |
| 1000 | frame_count->Call(exec_state, kArgc, argv); |
| 1001 | last_js_stack_height = result->Int32Value(); |
| 1002 | } |
| 1003 | |
Teng-Hui Zhu | 3e5fa29 | 2010-11-09 16:16:48 -0800 | [diff] [blame] | 1004 | // Set the break flag again to come back here as soon as possible. |
| 1005 | v8::Debug::DebugBreak(); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1006 | |
Teng-Hui Zhu | 3e5fa29 | 2010-11-09 16:16:48 -0800 | [diff] [blame] | 1007 | } else if (terminate_after_max_break_point_hit) { |
| 1008 | // Terminate execution after the last break if requested. |
| 1009 | v8::V8::TerminateExecution(); |
| 1010 | } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1011 | |
| 1012 | // Perform a full deoptimization when the specified number of |
| 1013 | // breaks have been hit. |
| 1014 | if (break_point_hit_count == break_point_hit_count_deoptimize) { |
| 1015 | i::Deoptimizer::DeoptimizeAll(); |
| 1016 | } |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 1017 | } |
| 1018 | } |
| 1019 | |
| 1020 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1021 | // --- M e s s a g e C a l l b a c k |
| 1022 | |
| 1023 | |
| 1024 | // Message callback which counts the number of messages. |
| 1025 | int message_callback_count = 0; |
| 1026 | |
| 1027 | static void MessageCallbackCountClear() { |
| 1028 | message_callback_count = 0; |
| 1029 | } |
| 1030 | |
| 1031 | static void MessageCallbackCount(v8::Handle<v8::Message> message, |
| 1032 | v8::Handle<v8::Value> data) { |
| 1033 | message_callback_count++; |
| 1034 | } |
| 1035 | |
| 1036 | |
| 1037 | // --- T h e A c t u a l T e s t s |
| 1038 | |
| 1039 | |
| 1040 | // Test that the debug break function is the expected one for different kinds |
| 1041 | // of break locations. |
| 1042 | TEST(DebugStub) { |
| 1043 | using ::v8::internal::Builtins; |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1044 | using ::v8::internal::Isolate; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1045 | v8::HandleScope scope; |
| 1046 | DebugLocalContext env; |
| 1047 | |
| 1048 | CheckDebugBreakFunction(&env, |
| 1049 | "function f1(){}", "f1", |
| 1050 | 0, |
| 1051 | v8::internal::RelocInfo::JS_RETURN, |
| 1052 | NULL); |
| 1053 | CheckDebugBreakFunction(&env, |
| 1054 | "function f2(){x=1;}", "f2", |
| 1055 | 0, |
Steve Block | 1e0659c | 2011-05-24 12:43:12 +0100 | [diff] [blame] | 1056 | v8::internal::RelocInfo::CODE_TARGET_CONTEXT, |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1057 | Isolate::Current()->builtins()->builtin( |
| 1058 | Builtins::kStoreIC_DebugBreak)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1059 | CheckDebugBreakFunction(&env, |
| 1060 | "function f3(){var a=x;}", "f3", |
| 1061 | 0, |
| 1062 | v8::internal::RelocInfo::CODE_TARGET_CONTEXT, |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1063 | Isolate::Current()->builtins()->builtin( |
| 1064 | Builtins::kLoadIC_DebugBreak)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1065 | |
| 1066 | // TODO(1240753): Make the test architecture independent or split |
| 1067 | // parts of the debugger into architecture dependent files. This |
| 1068 | // part currently disabled as it is not portable between IA32/ARM. |
| 1069 | // Currently on ICs for keyed store/load on ARM. |
| 1070 | #if !defined (__arm__) && !defined(__thumb__) |
| 1071 | CheckDebugBreakFunction( |
| 1072 | &env, |
| 1073 | "function f4(){var index='propertyName'; var a={}; a[index] = 'x';}", |
| 1074 | "f4", |
| 1075 | 0, |
| 1076 | v8::internal::RelocInfo::CODE_TARGET, |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1077 | Isolate::Current()->builtins()->builtin( |
| 1078 | Builtins::kKeyedStoreIC_DebugBreak)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1079 | CheckDebugBreakFunction( |
| 1080 | &env, |
| 1081 | "function f5(){var index='propertyName'; var a={}; return a[index];}", |
| 1082 | "f5", |
| 1083 | 0, |
| 1084 | v8::internal::RelocInfo::CODE_TARGET, |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1085 | Isolate::Current()->builtins()->builtin( |
| 1086 | Builtins::kKeyedLoadIC_DebugBreak)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1087 | #endif |
| 1088 | |
| 1089 | // Check the debug break code stubs for call ICs with different number of |
| 1090 | // parameters. |
| 1091 | Handle<Code> debug_break_0 = v8::internal::ComputeCallDebugBreak(0); |
| 1092 | Handle<Code> debug_break_1 = v8::internal::ComputeCallDebugBreak(1); |
| 1093 | Handle<Code> debug_break_4 = v8::internal::ComputeCallDebugBreak(4); |
| 1094 | |
| 1095 | CheckDebugBreakFunction(&env, |
| 1096 | "function f4_0(){x();}", "f4_0", |
| 1097 | 0, |
| 1098 | v8::internal::RelocInfo::CODE_TARGET_CONTEXT, |
| 1099 | *debug_break_0); |
| 1100 | |
| 1101 | CheckDebugBreakFunction(&env, |
| 1102 | "function f4_1(){x(1);}", "f4_1", |
| 1103 | 0, |
| 1104 | v8::internal::RelocInfo::CODE_TARGET_CONTEXT, |
| 1105 | *debug_break_1); |
| 1106 | |
| 1107 | CheckDebugBreakFunction(&env, |
| 1108 | "function f4_4(){x(1,2,3,4);}", "f4_4", |
| 1109 | 0, |
| 1110 | v8::internal::RelocInfo::CODE_TARGET_CONTEXT, |
| 1111 | *debug_break_4); |
| 1112 | } |
| 1113 | |
| 1114 | |
| 1115 | // Test that the debug info in the VM is in sync with the functions being |
| 1116 | // debugged. |
| 1117 | TEST(DebugInfo) { |
| 1118 | v8::HandleScope scope; |
| 1119 | DebugLocalContext env; |
| 1120 | // Create a couple of functions for the test. |
| 1121 | v8::Local<v8::Function> foo = |
| 1122 | CompileFunction(&env, "function foo(){}", "foo"); |
| 1123 | v8::Local<v8::Function> bar = |
| 1124 | CompileFunction(&env, "function bar(){}", "bar"); |
| 1125 | // Initially no functions are debugged. |
| 1126 | CHECK_EQ(0, v8::internal::GetDebuggedFunctions()->length()); |
| 1127 | CHECK(!HasDebugInfo(foo)); |
| 1128 | CHECK(!HasDebugInfo(bar)); |
| 1129 | // One function (foo) is debugged. |
| 1130 | int bp1 = SetBreakPoint(foo, 0); |
| 1131 | CHECK_EQ(1, v8::internal::GetDebuggedFunctions()->length()); |
| 1132 | CHECK(HasDebugInfo(foo)); |
| 1133 | CHECK(!HasDebugInfo(bar)); |
| 1134 | // Two functions are debugged. |
| 1135 | int bp2 = SetBreakPoint(bar, 0); |
| 1136 | CHECK_EQ(2, v8::internal::GetDebuggedFunctions()->length()); |
| 1137 | CHECK(HasDebugInfo(foo)); |
| 1138 | CHECK(HasDebugInfo(bar)); |
| 1139 | // One function (bar) is debugged. |
| 1140 | ClearBreakPoint(bp1); |
| 1141 | CHECK_EQ(1, v8::internal::GetDebuggedFunctions()->length()); |
| 1142 | CHECK(!HasDebugInfo(foo)); |
| 1143 | CHECK(HasDebugInfo(bar)); |
| 1144 | // No functions are debugged. |
| 1145 | ClearBreakPoint(bp2); |
| 1146 | CHECK_EQ(0, v8::internal::GetDebuggedFunctions()->length()); |
| 1147 | CHECK(!HasDebugInfo(foo)); |
| 1148 | CHECK(!HasDebugInfo(bar)); |
| 1149 | } |
| 1150 | |
| 1151 | |
| 1152 | // Test that a break point can be set at an IC store location. |
| 1153 | TEST(BreakPointICStore) { |
| 1154 | break_point_hit_count = 0; |
| 1155 | v8::HandleScope scope; |
| 1156 | DebugLocalContext env; |
| 1157 | |
| 1158 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1159 | v8::Undefined()); |
| 1160 | v8::Script::Compile(v8::String::New("function foo(){bar=0;}"))->Run(); |
| 1161 | v8::Local<v8::Function> foo = |
| 1162 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 1163 | |
| 1164 | // Run without breakpoints. |
| 1165 | foo->Call(env->Global(), 0, NULL); |
| 1166 | CHECK_EQ(0, break_point_hit_count); |
| 1167 | |
| 1168 | // Run with breakpoint |
| 1169 | int bp = SetBreakPoint(foo, 0); |
| 1170 | foo->Call(env->Global(), 0, NULL); |
| 1171 | CHECK_EQ(1, break_point_hit_count); |
| 1172 | foo->Call(env->Global(), 0, NULL); |
| 1173 | CHECK_EQ(2, break_point_hit_count); |
| 1174 | |
| 1175 | // Run without breakpoints. |
| 1176 | ClearBreakPoint(bp); |
| 1177 | foo->Call(env->Global(), 0, NULL); |
| 1178 | CHECK_EQ(2, break_point_hit_count); |
| 1179 | |
| 1180 | v8::Debug::SetDebugEventListener(NULL); |
| 1181 | CheckDebuggerUnloaded(); |
| 1182 | } |
| 1183 | |
| 1184 | |
| 1185 | // Test that a break point can be set at an IC load location. |
| 1186 | TEST(BreakPointICLoad) { |
| 1187 | break_point_hit_count = 0; |
| 1188 | v8::HandleScope scope; |
| 1189 | DebugLocalContext env; |
| 1190 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1191 | v8::Undefined()); |
| 1192 | v8::Script::Compile(v8::String::New("bar=1"))->Run(); |
| 1193 | v8::Script::Compile(v8::String::New("function foo(){var x=bar;}"))->Run(); |
| 1194 | v8::Local<v8::Function> foo = |
| 1195 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 1196 | |
| 1197 | // Run without breakpoints. |
| 1198 | foo->Call(env->Global(), 0, NULL); |
| 1199 | CHECK_EQ(0, break_point_hit_count); |
| 1200 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1201 | // Run with breakpoint. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1202 | int bp = SetBreakPoint(foo, 0); |
| 1203 | foo->Call(env->Global(), 0, NULL); |
| 1204 | CHECK_EQ(1, break_point_hit_count); |
| 1205 | foo->Call(env->Global(), 0, NULL); |
| 1206 | CHECK_EQ(2, break_point_hit_count); |
| 1207 | |
| 1208 | // Run without breakpoints. |
| 1209 | ClearBreakPoint(bp); |
| 1210 | foo->Call(env->Global(), 0, NULL); |
| 1211 | CHECK_EQ(2, break_point_hit_count); |
| 1212 | |
| 1213 | v8::Debug::SetDebugEventListener(NULL); |
| 1214 | CheckDebuggerUnloaded(); |
| 1215 | } |
| 1216 | |
| 1217 | |
| 1218 | // Test that a break point can be set at an IC call location. |
| 1219 | TEST(BreakPointICCall) { |
| 1220 | break_point_hit_count = 0; |
| 1221 | v8::HandleScope scope; |
| 1222 | DebugLocalContext env; |
| 1223 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1224 | v8::Undefined()); |
| 1225 | v8::Script::Compile(v8::String::New("function bar(){}"))->Run(); |
| 1226 | v8::Script::Compile(v8::String::New("function foo(){bar();}"))->Run(); |
| 1227 | v8::Local<v8::Function> foo = |
| 1228 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 1229 | |
| 1230 | // Run without breakpoints. |
| 1231 | foo->Call(env->Global(), 0, NULL); |
| 1232 | CHECK_EQ(0, break_point_hit_count); |
| 1233 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1234 | // Run with breakpoint |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1235 | int bp = SetBreakPoint(foo, 0); |
| 1236 | foo->Call(env->Global(), 0, NULL); |
| 1237 | CHECK_EQ(1, break_point_hit_count); |
| 1238 | foo->Call(env->Global(), 0, NULL); |
| 1239 | CHECK_EQ(2, break_point_hit_count); |
| 1240 | |
| 1241 | // Run without breakpoints. |
| 1242 | ClearBreakPoint(bp); |
| 1243 | foo->Call(env->Global(), 0, NULL); |
| 1244 | CHECK_EQ(2, break_point_hit_count); |
| 1245 | |
| 1246 | v8::Debug::SetDebugEventListener(NULL); |
| 1247 | CheckDebuggerUnloaded(); |
| 1248 | } |
| 1249 | |
| 1250 | |
Kristian Monsen | 80d68ea | 2010-09-08 11:05:35 +0100 | [diff] [blame] | 1251 | // Test that a break point can be set at an IC call location and survive a GC. |
| 1252 | TEST(BreakPointICCallWithGC) { |
| 1253 | break_point_hit_count = 0; |
| 1254 | v8::HandleScope scope; |
| 1255 | DebugLocalContext env; |
| 1256 | v8::Debug::SetDebugEventListener(DebugEventBreakPointCollectGarbage, |
| 1257 | v8::Undefined()); |
| 1258 | v8::Script::Compile(v8::String::New("function bar(){return 1;}"))->Run(); |
| 1259 | v8::Script::Compile(v8::String::New("function foo(){return bar();}"))->Run(); |
| 1260 | v8::Local<v8::Function> foo = |
| 1261 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 1262 | |
| 1263 | // Run without breakpoints. |
| 1264 | CHECK_EQ(1, foo->Call(env->Global(), 0, NULL)->Int32Value()); |
| 1265 | CHECK_EQ(0, break_point_hit_count); |
| 1266 | |
| 1267 | // Run with breakpoint. |
| 1268 | int bp = SetBreakPoint(foo, 0); |
| 1269 | CHECK_EQ(1, foo->Call(env->Global(), 0, NULL)->Int32Value()); |
| 1270 | CHECK_EQ(1, break_point_hit_count); |
| 1271 | CHECK_EQ(1, foo->Call(env->Global(), 0, NULL)->Int32Value()); |
| 1272 | CHECK_EQ(2, break_point_hit_count); |
| 1273 | |
| 1274 | // Run without breakpoints. |
| 1275 | ClearBreakPoint(bp); |
| 1276 | foo->Call(env->Global(), 0, NULL); |
| 1277 | CHECK_EQ(2, break_point_hit_count); |
| 1278 | |
| 1279 | v8::Debug::SetDebugEventListener(NULL); |
| 1280 | CheckDebuggerUnloaded(); |
| 1281 | } |
| 1282 | |
| 1283 | |
| 1284 | // Test that a break point can be set at an IC call location and survive a GC. |
| 1285 | TEST(BreakPointConstructCallWithGC) { |
| 1286 | break_point_hit_count = 0; |
| 1287 | v8::HandleScope scope; |
| 1288 | DebugLocalContext env; |
| 1289 | v8::Debug::SetDebugEventListener(DebugEventBreakPointCollectGarbage, |
| 1290 | v8::Undefined()); |
| 1291 | v8::Script::Compile(v8::String::New("function bar(){ this.x = 1;}"))->Run(); |
| 1292 | v8::Script::Compile(v8::String::New( |
| 1293 | "function foo(){return new bar(1).x;}"))->Run(); |
| 1294 | v8::Local<v8::Function> foo = |
| 1295 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 1296 | |
| 1297 | // Run without breakpoints. |
| 1298 | CHECK_EQ(1, foo->Call(env->Global(), 0, NULL)->Int32Value()); |
| 1299 | CHECK_EQ(0, break_point_hit_count); |
| 1300 | |
| 1301 | // Run with breakpoint. |
| 1302 | int bp = SetBreakPoint(foo, 0); |
| 1303 | CHECK_EQ(1, foo->Call(env->Global(), 0, NULL)->Int32Value()); |
| 1304 | CHECK_EQ(1, break_point_hit_count); |
| 1305 | CHECK_EQ(1, foo->Call(env->Global(), 0, NULL)->Int32Value()); |
| 1306 | CHECK_EQ(2, break_point_hit_count); |
| 1307 | |
| 1308 | // Run without breakpoints. |
| 1309 | ClearBreakPoint(bp); |
| 1310 | foo->Call(env->Global(), 0, NULL); |
| 1311 | CHECK_EQ(2, break_point_hit_count); |
| 1312 | |
| 1313 | v8::Debug::SetDebugEventListener(NULL); |
| 1314 | CheckDebuggerUnloaded(); |
| 1315 | } |
| 1316 | |
| 1317 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1318 | // Test that a break point can be set at a return store location. |
| 1319 | TEST(BreakPointReturn) { |
| 1320 | break_point_hit_count = 0; |
| 1321 | v8::HandleScope scope; |
| 1322 | DebugLocalContext env; |
| 1323 | |
| 1324 | // Create a functions for checking the source line and column when hitting |
| 1325 | // a break point. |
| 1326 | frame_source_line = CompileFunction(&env, |
| 1327 | frame_source_line_source, |
| 1328 | "frame_source_line"); |
| 1329 | frame_source_column = CompileFunction(&env, |
| 1330 | frame_source_column_source, |
| 1331 | "frame_source_column"); |
| 1332 | |
| 1333 | |
| 1334 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1335 | v8::Undefined()); |
| 1336 | v8::Script::Compile(v8::String::New("function foo(){}"))->Run(); |
| 1337 | v8::Local<v8::Function> foo = |
| 1338 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 1339 | |
| 1340 | // Run without breakpoints. |
| 1341 | foo->Call(env->Global(), 0, NULL); |
| 1342 | CHECK_EQ(0, break_point_hit_count); |
| 1343 | |
| 1344 | // Run with breakpoint |
| 1345 | int bp = SetBreakPoint(foo, 0); |
| 1346 | foo->Call(env->Global(), 0, NULL); |
| 1347 | CHECK_EQ(1, break_point_hit_count); |
| 1348 | CHECK_EQ(0, last_source_line); |
Ben Murdoch | bb769b2 | 2010-08-11 14:56:33 +0100 | [diff] [blame] | 1349 | CHECK_EQ(15, last_source_column); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1350 | foo->Call(env->Global(), 0, NULL); |
| 1351 | CHECK_EQ(2, break_point_hit_count); |
| 1352 | CHECK_EQ(0, last_source_line); |
Ben Murdoch | bb769b2 | 2010-08-11 14:56:33 +0100 | [diff] [blame] | 1353 | CHECK_EQ(15, last_source_column); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1354 | |
| 1355 | // Run without breakpoints. |
| 1356 | ClearBreakPoint(bp); |
| 1357 | foo->Call(env->Global(), 0, NULL); |
| 1358 | CHECK_EQ(2, break_point_hit_count); |
| 1359 | |
| 1360 | v8::Debug::SetDebugEventListener(NULL); |
| 1361 | CheckDebuggerUnloaded(); |
| 1362 | } |
| 1363 | |
| 1364 | |
| 1365 | static void CallWithBreakPoints(v8::Local<v8::Object> recv, |
| 1366 | v8::Local<v8::Function> f, |
| 1367 | int break_point_count, |
| 1368 | int call_count) { |
| 1369 | break_point_hit_count = 0; |
| 1370 | for (int i = 0; i < call_count; i++) { |
| 1371 | f->Call(recv, 0, NULL); |
| 1372 | CHECK_EQ((i + 1) * break_point_count, break_point_hit_count); |
| 1373 | } |
| 1374 | } |
| 1375 | |
| 1376 | // Test GC during break point processing. |
| 1377 | TEST(GCDuringBreakPointProcessing) { |
| 1378 | break_point_hit_count = 0; |
| 1379 | v8::HandleScope scope; |
| 1380 | DebugLocalContext env; |
| 1381 | |
| 1382 | v8::Debug::SetDebugEventListener(DebugEventBreakPointCollectGarbage, |
| 1383 | v8::Undefined()); |
| 1384 | v8::Local<v8::Function> foo; |
| 1385 | |
| 1386 | // Test IC store break point with garbage collection. |
| 1387 | foo = CompileFunction(&env, "function foo(){bar=0;}", "foo"); |
| 1388 | SetBreakPoint(foo, 0); |
| 1389 | CallWithBreakPoints(env->Global(), foo, 1, 10); |
| 1390 | |
| 1391 | // Test IC load break point with garbage collection. |
| 1392 | foo = CompileFunction(&env, "bar=1;function foo(){var x=bar;}", "foo"); |
| 1393 | SetBreakPoint(foo, 0); |
| 1394 | CallWithBreakPoints(env->Global(), foo, 1, 10); |
| 1395 | |
| 1396 | // Test IC call break point with garbage collection. |
| 1397 | foo = CompileFunction(&env, "function bar(){};function foo(){bar();}", "foo"); |
| 1398 | SetBreakPoint(foo, 0); |
| 1399 | CallWithBreakPoints(env->Global(), foo, 1, 10); |
| 1400 | |
| 1401 | // Test return break point with garbage collection. |
| 1402 | foo = CompileFunction(&env, "function foo(){}", "foo"); |
| 1403 | SetBreakPoint(foo, 0); |
| 1404 | CallWithBreakPoints(env->Global(), foo, 1, 25); |
| 1405 | |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 1406 | // Test debug break slot break point with garbage collection. |
| 1407 | foo = CompileFunction(&env, "function foo(){var a;}", "foo"); |
| 1408 | SetBreakPoint(foo, 0); |
| 1409 | CallWithBreakPoints(env->Global(), foo, 1, 25); |
| 1410 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1411 | v8::Debug::SetDebugEventListener(NULL); |
| 1412 | CheckDebuggerUnloaded(); |
| 1413 | } |
| 1414 | |
| 1415 | |
| 1416 | // Call the function three times with different garbage collections in between |
| 1417 | // and make sure that the break point survives. |
Ben Murdoch | bb769b2 | 2010-08-11 14:56:33 +0100 | [diff] [blame] | 1418 | static void CallAndGC(v8::Local<v8::Object> recv, |
| 1419 | v8::Local<v8::Function> f, |
| 1420 | bool force_compaction) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1421 | break_point_hit_count = 0; |
| 1422 | |
| 1423 | for (int i = 0; i < 3; i++) { |
| 1424 | // Call function. |
| 1425 | f->Call(recv, 0, NULL); |
| 1426 | CHECK_EQ(1 + i * 3, break_point_hit_count); |
| 1427 | |
| 1428 | // Scavenge and call function. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1429 | HEAP->CollectGarbage(v8::internal::NEW_SPACE); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1430 | f->Call(recv, 0, NULL); |
| 1431 | CHECK_EQ(2 + i * 3, break_point_hit_count); |
| 1432 | |
| 1433 | // Mark sweep (and perhaps compact) and call function. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1434 | HEAP->CollectAllGarbage(force_compaction); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1435 | f->Call(recv, 0, NULL); |
| 1436 | CHECK_EQ(3 + i * 3, break_point_hit_count); |
| 1437 | } |
| 1438 | } |
| 1439 | |
| 1440 | |
Ben Murdoch | bb769b2 | 2010-08-11 14:56:33 +0100 | [diff] [blame] | 1441 | static void TestBreakPointSurviveGC(bool force_compaction) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1442 | break_point_hit_count = 0; |
| 1443 | v8::HandleScope scope; |
| 1444 | DebugLocalContext env; |
| 1445 | |
| 1446 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1447 | v8::Undefined()); |
| 1448 | v8::Local<v8::Function> foo; |
| 1449 | |
| 1450 | // Test IC store break point with garbage collection. |
Ben Murdoch | bb769b2 | 2010-08-11 14:56:33 +0100 | [diff] [blame] | 1451 | { |
| 1452 | v8::Local<v8::Function> bar = |
| 1453 | CompileFunction(&env, "function foo(){}", "foo"); |
| 1454 | foo = CompileFunction(&env, "function foo(){bar=0;}", "foo"); |
| 1455 | SetBreakPoint(foo, 0); |
| 1456 | } |
| 1457 | CallAndGC(env->Global(), foo, force_compaction); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1458 | |
| 1459 | // Test IC load break point with garbage collection. |
Ben Murdoch | bb769b2 | 2010-08-11 14:56:33 +0100 | [diff] [blame] | 1460 | { |
| 1461 | v8::Local<v8::Function> bar = |
| 1462 | CompileFunction(&env, "function foo(){}", "foo"); |
| 1463 | foo = CompileFunction(&env, "bar=1;function foo(){var x=bar;}", "foo"); |
| 1464 | SetBreakPoint(foo, 0); |
| 1465 | } |
| 1466 | CallAndGC(env->Global(), foo, force_compaction); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1467 | |
| 1468 | // Test IC call break point with garbage collection. |
Ben Murdoch | bb769b2 | 2010-08-11 14:56:33 +0100 | [diff] [blame] | 1469 | { |
| 1470 | v8::Local<v8::Function> bar = |
| 1471 | CompileFunction(&env, "function foo(){}", "foo"); |
| 1472 | foo = CompileFunction(&env, |
| 1473 | "function bar(){};function foo(){bar();}", |
| 1474 | "foo"); |
| 1475 | SetBreakPoint(foo, 0); |
| 1476 | } |
| 1477 | CallAndGC(env->Global(), foo, force_compaction); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1478 | |
| 1479 | // Test return break point with garbage collection. |
Ben Murdoch | bb769b2 | 2010-08-11 14:56:33 +0100 | [diff] [blame] | 1480 | { |
| 1481 | v8::Local<v8::Function> bar = |
| 1482 | CompileFunction(&env, "function foo(){}", "foo"); |
| 1483 | foo = CompileFunction(&env, "function foo(){}", "foo"); |
| 1484 | SetBreakPoint(foo, 0); |
| 1485 | } |
| 1486 | CallAndGC(env->Global(), foo, force_compaction); |
| 1487 | |
| 1488 | // Test non IC break point with garbage collection. |
| 1489 | { |
| 1490 | v8::Local<v8::Function> bar = |
| 1491 | CompileFunction(&env, "function foo(){}", "foo"); |
| 1492 | foo = CompileFunction(&env, "function foo(){var bar=0;}", "foo"); |
| 1493 | SetBreakPoint(foo, 0); |
| 1494 | } |
| 1495 | CallAndGC(env->Global(), foo, force_compaction); |
| 1496 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1497 | |
| 1498 | v8::Debug::SetDebugEventListener(NULL); |
| 1499 | CheckDebuggerUnloaded(); |
| 1500 | } |
| 1501 | |
| 1502 | |
Ben Murdoch | bb769b2 | 2010-08-11 14:56:33 +0100 | [diff] [blame] | 1503 | // Test that a break point can be set at a return store location. |
| 1504 | TEST(BreakPointSurviveGC) { |
| 1505 | TestBreakPointSurviveGC(false); |
| 1506 | TestBreakPointSurviveGC(true); |
| 1507 | } |
| 1508 | |
| 1509 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1510 | // Test that break points can be set using the global Debug object. |
| 1511 | TEST(BreakPointThroughJavaScript) { |
| 1512 | break_point_hit_count = 0; |
| 1513 | v8::HandleScope scope; |
| 1514 | DebugLocalContext env; |
| 1515 | env.ExposeDebug(); |
| 1516 | |
| 1517 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1518 | v8::Undefined()); |
| 1519 | v8::Script::Compile(v8::String::New("function bar(){}"))->Run(); |
| 1520 | v8::Script::Compile(v8::String::New("function foo(){bar();bar();}"))->Run(); |
| 1521 | // 012345678901234567890 |
| 1522 | // 1 2 |
| 1523 | // Break points are set at position 3 and 9 |
| 1524 | v8::Local<v8::Script> foo = v8::Script::Compile(v8::String::New("foo()")); |
| 1525 | |
| 1526 | // Run without breakpoints. |
| 1527 | foo->Run(); |
| 1528 | CHECK_EQ(0, break_point_hit_count); |
| 1529 | |
| 1530 | // Run with one breakpoint |
| 1531 | int bp1 = SetBreakPointFromJS("foo", 0, 3); |
| 1532 | foo->Run(); |
| 1533 | CHECK_EQ(1, break_point_hit_count); |
| 1534 | foo->Run(); |
| 1535 | CHECK_EQ(2, break_point_hit_count); |
| 1536 | |
| 1537 | // Run with two breakpoints |
| 1538 | int bp2 = SetBreakPointFromJS("foo", 0, 9); |
| 1539 | foo->Run(); |
| 1540 | CHECK_EQ(4, break_point_hit_count); |
| 1541 | foo->Run(); |
| 1542 | CHECK_EQ(6, break_point_hit_count); |
| 1543 | |
| 1544 | // Run with one breakpoint |
| 1545 | ClearBreakPointFromJS(bp2); |
| 1546 | foo->Run(); |
| 1547 | CHECK_EQ(7, break_point_hit_count); |
| 1548 | foo->Run(); |
| 1549 | CHECK_EQ(8, break_point_hit_count); |
| 1550 | |
| 1551 | // Run without breakpoints. |
| 1552 | ClearBreakPointFromJS(bp1); |
| 1553 | foo->Run(); |
| 1554 | CHECK_EQ(8, break_point_hit_count); |
| 1555 | |
| 1556 | v8::Debug::SetDebugEventListener(NULL); |
| 1557 | CheckDebuggerUnloaded(); |
| 1558 | |
| 1559 | // Make sure that the break point numbers are consecutive. |
| 1560 | CHECK_EQ(1, bp1); |
| 1561 | CHECK_EQ(2, bp2); |
| 1562 | } |
| 1563 | |
| 1564 | |
| 1565 | // Test that break points on scripts identified by name can be set using the |
| 1566 | // global Debug object. |
| 1567 | TEST(ScriptBreakPointByNameThroughJavaScript) { |
| 1568 | break_point_hit_count = 0; |
| 1569 | v8::HandleScope scope; |
| 1570 | DebugLocalContext env; |
| 1571 | env.ExposeDebug(); |
| 1572 | |
| 1573 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1574 | v8::Undefined()); |
| 1575 | |
| 1576 | v8::Local<v8::String> script = v8::String::New( |
| 1577 | "function f() {\n" |
| 1578 | " function h() {\n" |
| 1579 | " a = 0; // line 2\n" |
| 1580 | " }\n" |
| 1581 | " b = 1; // line 4\n" |
| 1582 | " return h();\n" |
| 1583 | "}\n" |
| 1584 | "\n" |
| 1585 | "function g() {\n" |
| 1586 | " function h() {\n" |
| 1587 | " a = 0;\n" |
| 1588 | " }\n" |
| 1589 | " b = 2; // line 12\n" |
| 1590 | " h();\n" |
| 1591 | " b = 3; // line 14\n" |
| 1592 | " f(); // line 15\n" |
| 1593 | "}"); |
| 1594 | |
| 1595 | // Compile the script and get the two functions. |
| 1596 | v8::ScriptOrigin origin = |
| 1597 | v8::ScriptOrigin(v8::String::New("test")); |
| 1598 | v8::Script::Compile(script, &origin)->Run(); |
| 1599 | v8::Local<v8::Function> f = |
| 1600 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1601 | v8::Local<v8::Function> g = |
| 1602 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("g"))); |
| 1603 | |
| 1604 | // Call f and g without break points. |
| 1605 | break_point_hit_count = 0; |
| 1606 | f->Call(env->Global(), 0, NULL); |
| 1607 | CHECK_EQ(0, break_point_hit_count); |
| 1608 | g->Call(env->Global(), 0, NULL); |
| 1609 | CHECK_EQ(0, break_point_hit_count); |
| 1610 | |
| 1611 | // Call f and g with break point on line 12. |
| 1612 | int sbp1 = SetScriptBreakPointByNameFromJS("test", 12, 0); |
| 1613 | break_point_hit_count = 0; |
| 1614 | f->Call(env->Global(), 0, NULL); |
| 1615 | CHECK_EQ(0, break_point_hit_count); |
| 1616 | g->Call(env->Global(), 0, NULL); |
| 1617 | CHECK_EQ(1, break_point_hit_count); |
| 1618 | |
| 1619 | // Remove the break point again. |
| 1620 | break_point_hit_count = 0; |
| 1621 | ClearBreakPointFromJS(sbp1); |
| 1622 | f->Call(env->Global(), 0, NULL); |
| 1623 | CHECK_EQ(0, break_point_hit_count); |
| 1624 | g->Call(env->Global(), 0, NULL); |
| 1625 | CHECK_EQ(0, break_point_hit_count); |
| 1626 | |
| 1627 | // Call f and g with break point on line 2. |
| 1628 | int sbp2 = SetScriptBreakPointByNameFromJS("test", 2, 0); |
| 1629 | break_point_hit_count = 0; |
| 1630 | f->Call(env->Global(), 0, NULL); |
| 1631 | CHECK_EQ(1, break_point_hit_count); |
| 1632 | g->Call(env->Global(), 0, NULL); |
| 1633 | CHECK_EQ(2, break_point_hit_count); |
| 1634 | |
| 1635 | // Call f and g with break point on line 2, 4, 12, 14 and 15. |
| 1636 | int sbp3 = SetScriptBreakPointByNameFromJS("test", 4, 0); |
| 1637 | int sbp4 = SetScriptBreakPointByNameFromJS("test", 12, 0); |
| 1638 | int sbp5 = SetScriptBreakPointByNameFromJS("test", 14, 0); |
| 1639 | int sbp6 = SetScriptBreakPointByNameFromJS("test", 15, 0); |
| 1640 | break_point_hit_count = 0; |
| 1641 | f->Call(env->Global(), 0, NULL); |
| 1642 | CHECK_EQ(2, break_point_hit_count); |
| 1643 | g->Call(env->Global(), 0, NULL); |
| 1644 | CHECK_EQ(7, break_point_hit_count); |
| 1645 | |
| 1646 | // Remove all the break points again. |
| 1647 | break_point_hit_count = 0; |
| 1648 | ClearBreakPointFromJS(sbp2); |
| 1649 | ClearBreakPointFromJS(sbp3); |
| 1650 | ClearBreakPointFromJS(sbp4); |
| 1651 | ClearBreakPointFromJS(sbp5); |
| 1652 | ClearBreakPointFromJS(sbp6); |
| 1653 | f->Call(env->Global(), 0, NULL); |
| 1654 | CHECK_EQ(0, break_point_hit_count); |
| 1655 | g->Call(env->Global(), 0, NULL); |
| 1656 | CHECK_EQ(0, break_point_hit_count); |
| 1657 | |
| 1658 | v8::Debug::SetDebugEventListener(NULL); |
| 1659 | CheckDebuggerUnloaded(); |
| 1660 | |
| 1661 | // Make sure that the break point numbers are consecutive. |
| 1662 | CHECK_EQ(1, sbp1); |
| 1663 | CHECK_EQ(2, sbp2); |
| 1664 | CHECK_EQ(3, sbp3); |
| 1665 | CHECK_EQ(4, sbp4); |
| 1666 | CHECK_EQ(5, sbp5); |
| 1667 | CHECK_EQ(6, sbp6); |
| 1668 | } |
| 1669 | |
| 1670 | |
| 1671 | TEST(ScriptBreakPointByIdThroughJavaScript) { |
| 1672 | break_point_hit_count = 0; |
| 1673 | v8::HandleScope scope; |
| 1674 | DebugLocalContext env; |
| 1675 | env.ExposeDebug(); |
| 1676 | |
| 1677 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1678 | v8::Undefined()); |
| 1679 | |
| 1680 | v8::Local<v8::String> source = v8::String::New( |
| 1681 | "function f() {\n" |
| 1682 | " function h() {\n" |
| 1683 | " a = 0; // line 2\n" |
| 1684 | " }\n" |
| 1685 | " b = 1; // line 4\n" |
| 1686 | " return h();\n" |
| 1687 | "}\n" |
| 1688 | "\n" |
| 1689 | "function g() {\n" |
| 1690 | " function h() {\n" |
| 1691 | " a = 0;\n" |
| 1692 | " }\n" |
| 1693 | " b = 2; // line 12\n" |
| 1694 | " h();\n" |
| 1695 | " b = 3; // line 14\n" |
| 1696 | " f(); // line 15\n" |
| 1697 | "}"); |
| 1698 | |
| 1699 | // Compile the script and get the two functions. |
| 1700 | v8::ScriptOrigin origin = |
| 1701 | v8::ScriptOrigin(v8::String::New("test")); |
| 1702 | v8::Local<v8::Script> script = v8::Script::Compile(source, &origin); |
| 1703 | script->Run(); |
| 1704 | v8::Local<v8::Function> f = |
| 1705 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1706 | v8::Local<v8::Function> g = |
| 1707 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("g"))); |
| 1708 | |
| 1709 | // Get the script id knowing that internally it is a 32 integer. |
| 1710 | uint32_t script_id = script->Id()->Uint32Value(); |
| 1711 | |
| 1712 | // Call f and g without break points. |
| 1713 | break_point_hit_count = 0; |
| 1714 | f->Call(env->Global(), 0, NULL); |
| 1715 | CHECK_EQ(0, break_point_hit_count); |
| 1716 | g->Call(env->Global(), 0, NULL); |
| 1717 | CHECK_EQ(0, break_point_hit_count); |
| 1718 | |
| 1719 | // Call f and g with break point on line 12. |
| 1720 | int sbp1 = SetScriptBreakPointByIdFromJS(script_id, 12, 0); |
| 1721 | break_point_hit_count = 0; |
| 1722 | f->Call(env->Global(), 0, NULL); |
| 1723 | CHECK_EQ(0, break_point_hit_count); |
| 1724 | g->Call(env->Global(), 0, NULL); |
| 1725 | CHECK_EQ(1, break_point_hit_count); |
| 1726 | |
| 1727 | // Remove the break point again. |
| 1728 | break_point_hit_count = 0; |
| 1729 | ClearBreakPointFromJS(sbp1); |
| 1730 | f->Call(env->Global(), 0, NULL); |
| 1731 | CHECK_EQ(0, break_point_hit_count); |
| 1732 | g->Call(env->Global(), 0, NULL); |
| 1733 | CHECK_EQ(0, break_point_hit_count); |
| 1734 | |
| 1735 | // Call f and g with break point on line 2. |
| 1736 | int sbp2 = SetScriptBreakPointByIdFromJS(script_id, 2, 0); |
| 1737 | break_point_hit_count = 0; |
| 1738 | f->Call(env->Global(), 0, NULL); |
| 1739 | CHECK_EQ(1, break_point_hit_count); |
| 1740 | g->Call(env->Global(), 0, NULL); |
| 1741 | CHECK_EQ(2, break_point_hit_count); |
| 1742 | |
| 1743 | // Call f and g with break point on line 2, 4, 12, 14 and 15. |
| 1744 | int sbp3 = SetScriptBreakPointByIdFromJS(script_id, 4, 0); |
| 1745 | int sbp4 = SetScriptBreakPointByIdFromJS(script_id, 12, 0); |
| 1746 | int sbp5 = SetScriptBreakPointByIdFromJS(script_id, 14, 0); |
| 1747 | int sbp6 = SetScriptBreakPointByIdFromJS(script_id, 15, 0); |
| 1748 | break_point_hit_count = 0; |
| 1749 | f->Call(env->Global(), 0, NULL); |
| 1750 | CHECK_EQ(2, break_point_hit_count); |
| 1751 | g->Call(env->Global(), 0, NULL); |
| 1752 | CHECK_EQ(7, break_point_hit_count); |
| 1753 | |
| 1754 | // Remove all the break points again. |
| 1755 | break_point_hit_count = 0; |
| 1756 | ClearBreakPointFromJS(sbp2); |
| 1757 | ClearBreakPointFromJS(sbp3); |
| 1758 | ClearBreakPointFromJS(sbp4); |
| 1759 | ClearBreakPointFromJS(sbp5); |
| 1760 | ClearBreakPointFromJS(sbp6); |
| 1761 | f->Call(env->Global(), 0, NULL); |
| 1762 | CHECK_EQ(0, break_point_hit_count); |
| 1763 | g->Call(env->Global(), 0, NULL); |
| 1764 | CHECK_EQ(0, break_point_hit_count); |
| 1765 | |
| 1766 | v8::Debug::SetDebugEventListener(NULL); |
| 1767 | CheckDebuggerUnloaded(); |
| 1768 | |
| 1769 | // Make sure that the break point numbers are consecutive. |
| 1770 | CHECK_EQ(1, sbp1); |
| 1771 | CHECK_EQ(2, sbp2); |
| 1772 | CHECK_EQ(3, sbp3); |
| 1773 | CHECK_EQ(4, sbp4); |
| 1774 | CHECK_EQ(5, sbp5); |
| 1775 | CHECK_EQ(6, sbp6); |
| 1776 | } |
| 1777 | |
| 1778 | |
| 1779 | // Test conditional script break points. |
| 1780 | TEST(EnableDisableScriptBreakPoint) { |
| 1781 | break_point_hit_count = 0; |
| 1782 | v8::HandleScope scope; |
| 1783 | DebugLocalContext env; |
| 1784 | env.ExposeDebug(); |
| 1785 | |
| 1786 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1787 | v8::Undefined()); |
| 1788 | |
| 1789 | v8::Local<v8::String> script = v8::String::New( |
| 1790 | "function f() {\n" |
| 1791 | " a = 0; // line 1\n" |
| 1792 | "};"); |
| 1793 | |
| 1794 | // Compile the script and get function f. |
| 1795 | v8::ScriptOrigin origin = |
| 1796 | v8::ScriptOrigin(v8::String::New("test")); |
| 1797 | v8::Script::Compile(script, &origin)->Run(); |
| 1798 | v8::Local<v8::Function> f = |
| 1799 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1800 | |
| 1801 | // Set script break point on line 1 (in function f). |
| 1802 | int sbp = SetScriptBreakPointByNameFromJS("test", 1, 0); |
| 1803 | |
| 1804 | // Call f while enabeling and disabling the script break point. |
| 1805 | break_point_hit_count = 0; |
| 1806 | f->Call(env->Global(), 0, NULL); |
| 1807 | CHECK_EQ(1, break_point_hit_count); |
| 1808 | |
| 1809 | DisableScriptBreakPointFromJS(sbp); |
| 1810 | f->Call(env->Global(), 0, NULL); |
| 1811 | CHECK_EQ(1, break_point_hit_count); |
| 1812 | |
| 1813 | EnableScriptBreakPointFromJS(sbp); |
| 1814 | f->Call(env->Global(), 0, NULL); |
| 1815 | CHECK_EQ(2, break_point_hit_count); |
| 1816 | |
| 1817 | DisableScriptBreakPointFromJS(sbp); |
| 1818 | f->Call(env->Global(), 0, NULL); |
| 1819 | CHECK_EQ(2, break_point_hit_count); |
| 1820 | |
| 1821 | // Reload the script and get f again checking that the disabeling survives. |
| 1822 | v8::Script::Compile(script, &origin)->Run(); |
| 1823 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1824 | f->Call(env->Global(), 0, NULL); |
| 1825 | CHECK_EQ(2, break_point_hit_count); |
| 1826 | |
| 1827 | EnableScriptBreakPointFromJS(sbp); |
| 1828 | f->Call(env->Global(), 0, NULL); |
| 1829 | CHECK_EQ(3, break_point_hit_count); |
| 1830 | |
| 1831 | v8::Debug::SetDebugEventListener(NULL); |
| 1832 | CheckDebuggerUnloaded(); |
| 1833 | } |
| 1834 | |
| 1835 | |
| 1836 | // Test conditional script break points. |
| 1837 | TEST(ConditionalScriptBreakPoint) { |
| 1838 | break_point_hit_count = 0; |
| 1839 | v8::HandleScope scope; |
| 1840 | DebugLocalContext env; |
| 1841 | env.ExposeDebug(); |
| 1842 | |
| 1843 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1844 | v8::Undefined()); |
| 1845 | |
| 1846 | v8::Local<v8::String> script = v8::String::New( |
| 1847 | "count = 0;\n" |
| 1848 | "function f() {\n" |
| 1849 | " g(count++); // line 2\n" |
| 1850 | "};\n" |
| 1851 | "function g(x) {\n" |
| 1852 | " var a=x; // line 5\n" |
| 1853 | "};"); |
| 1854 | |
| 1855 | // Compile the script and get function f. |
| 1856 | v8::ScriptOrigin origin = |
| 1857 | v8::ScriptOrigin(v8::String::New("test")); |
| 1858 | v8::Script::Compile(script, &origin)->Run(); |
| 1859 | v8::Local<v8::Function> f = |
| 1860 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1861 | |
| 1862 | // Set script break point on line 5 (in function g). |
| 1863 | int sbp1 = SetScriptBreakPointByNameFromJS("test", 5, 0); |
| 1864 | |
| 1865 | // Call f with different conditions on the script break point. |
| 1866 | break_point_hit_count = 0; |
| 1867 | ChangeScriptBreakPointConditionFromJS(sbp1, "false"); |
| 1868 | f->Call(env->Global(), 0, NULL); |
| 1869 | CHECK_EQ(0, break_point_hit_count); |
| 1870 | |
| 1871 | ChangeScriptBreakPointConditionFromJS(sbp1, "true"); |
| 1872 | break_point_hit_count = 0; |
| 1873 | f->Call(env->Global(), 0, NULL); |
| 1874 | CHECK_EQ(1, break_point_hit_count); |
| 1875 | |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 1876 | ChangeScriptBreakPointConditionFromJS(sbp1, "x % 2 == 0"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1877 | break_point_hit_count = 0; |
| 1878 | for (int i = 0; i < 10; i++) { |
| 1879 | f->Call(env->Global(), 0, NULL); |
| 1880 | } |
| 1881 | CHECK_EQ(5, break_point_hit_count); |
| 1882 | |
| 1883 | // Reload the script and get f again checking that the condition survives. |
| 1884 | v8::Script::Compile(script, &origin)->Run(); |
| 1885 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1886 | |
| 1887 | break_point_hit_count = 0; |
| 1888 | for (int i = 0; i < 10; i++) { |
| 1889 | f->Call(env->Global(), 0, NULL); |
| 1890 | } |
| 1891 | CHECK_EQ(5, break_point_hit_count); |
| 1892 | |
| 1893 | v8::Debug::SetDebugEventListener(NULL); |
| 1894 | CheckDebuggerUnloaded(); |
| 1895 | } |
| 1896 | |
| 1897 | |
| 1898 | // Test ignore count on script break points. |
| 1899 | TEST(ScriptBreakPointIgnoreCount) { |
| 1900 | break_point_hit_count = 0; |
| 1901 | v8::HandleScope scope; |
| 1902 | DebugLocalContext env; |
| 1903 | env.ExposeDebug(); |
| 1904 | |
| 1905 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1906 | v8::Undefined()); |
| 1907 | |
| 1908 | v8::Local<v8::String> script = v8::String::New( |
| 1909 | "function f() {\n" |
| 1910 | " a = 0; // line 1\n" |
| 1911 | "};"); |
| 1912 | |
| 1913 | // Compile the script and get function f. |
| 1914 | v8::ScriptOrigin origin = |
| 1915 | v8::ScriptOrigin(v8::String::New("test")); |
| 1916 | v8::Script::Compile(script, &origin)->Run(); |
| 1917 | v8::Local<v8::Function> f = |
| 1918 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1919 | |
| 1920 | // Set script break point on line 1 (in function f). |
| 1921 | int sbp = SetScriptBreakPointByNameFromJS("test", 1, 0); |
| 1922 | |
| 1923 | // Call f with different ignores on the script break point. |
| 1924 | break_point_hit_count = 0; |
| 1925 | ChangeScriptBreakPointIgnoreCountFromJS(sbp, 1); |
| 1926 | f->Call(env->Global(), 0, NULL); |
| 1927 | CHECK_EQ(0, break_point_hit_count); |
| 1928 | f->Call(env->Global(), 0, NULL); |
| 1929 | CHECK_EQ(1, break_point_hit_count); |
| 1930 | |
| 1931 | ChangeScriptBreakPointIgnoreCountFromJS(sbp, 5); |
| 1932 | break_point_hit_count = 0; |
| 1933 | for (int i = 0; i < 10; i++) { |
| 1934 | f->Call(env->Global(), 0, NULL); |
| 1935 | } |
| 1936 | CHECK_EQ(5, break_point_hit_count); |
| 1937 | |
| 1938 | // Reload the script and get f again checking that the ignore survives. |
| 1939 | v8::Script::Compile(script, &origin)->Run(); |
| 1940 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1941 | |
| 1942 | break_point_hit_count = 0; |
| 1943 | for (int i = 0; i < 10; i++) { |
| 1944 | f->Call(env->Global(), 0, NULL); |
| 1945 | } |
| 1946 | CHECK_EQ(5, break_point_hit_count); |
| 1947 | |
| 1948 | v8::Debug::SetDebugEventListener(NULL); |
| 1949 | CheckDebuggerUnloaded(); |
| 1950 | } |
| 1951 | |
| 1952 | |
| 1953 | // Test that script break points survive when a script is reloaded. |
| 1954 | TEST(ScriptBreakPointReload) { |
| 1955 | break_point_hit_count = 0; |
| 1956 | v8::HandleScope scope; |
| 1957 | DebugLocalContext env; |
| 1958 | env.ExposeDebug(); |
| 1959 | |
| 1960 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1961 | v8::Undefined()); |
| 1962 | |
| 1963 | v8::Local<v8::Function> f; |
| 1964 | v8::Local<v8::String> script = v8::String::New( |
| 1965 | "function f() {\n" |
| 1966 | " function h() {\n" |
| 1967 | " a = 0; // line 2\n" |
| 1968 | " }\n" |
| 1969 | " b = 1; // line 4\n" |
| 1970 | " return h();\n" |
| 1971 | "}"); |
| 1972 | |
| 1973 | v8::ScriptOrigin origin_1 = v8::ScriptOrigin(v8::String::New("1")); |
| 1974 | v8::ScriptOrigin origin_2 = v8::ScriptOrigin(v8::String::New("2")); |
| 1975 | |
| 1976 | // Set a script break point before the script is loaded. |
| 1977 | SetScriptBreakPointByNameFromJS("1", 2, 0); |
| 1978 | |
| 1979 | // Compile the script and get the function. |
| 1980 | v8::Script::Compile(script, &origin_1)->Run(); |
| 1981 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1982 | |
| 1983 | // Call f and check that the script break point is active. |
| 1984 | break_point_hit_count = 0; |
| 1985 | f->Call(env->Global(), 0, NULL); |
| 1986 | CHECK_EQ(1, break_point_hit_count); |
| 1987 | |
| 1988 | // Compile the script again with a different script data and get the |
| 1989 | // function. |
| 1990 | v8::Script::Compile(script, &origin_2)->Run(); |
| 1991 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1992 | |
| 1993 | // Call f and check that no break points are set. |
| 1994 | break_point_hit_count = 0; |
| 1995 | f->Call(env->Global(), 0, NULL); |
| 1996 | CHECK_EQ(0, break_point_hit_count); |
| 1997 | |
| 1998 | // Compile the script again and get the function. |
| 1999 | v8::Script::Compile(script, &origin_1)->Run(); |
| 2000 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 2001 | |
| 2002 | // Call f and check that the script break point is active. |
| 2003 | break_point_hit_count = 0; |
| 2004 | f->Call(env->Global(), 0, NULL); |
| 2005 | CHECK_EQ(1, break_point_hit_count); |
| 2006 | |
| 2007 | v8::Debug::SetDebugEventListener(NULL); |
| 2008 | CheckDebuggerUnloaded(); |
| 2009 | } |
| 2010 | |
| 2011 | |
| 2012 | // Test when several scripts has the same script data |
| 2013 | TEST(ScriptBreakPointMultiple) { |
| 2014 | break_point_hit_count = 0; |
| 2015 | v8::HandleScope scope; |
| 2016 | DebugLocalContext env; |
| 2017 | env.ExposeDebug(); |
| 2018 | |
| 2019 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 2020 | v8::Undefined()); |
| 2021 | |
| 2022 | v8::Local<v8::Function> f; |
| 2023 | v8::Local<v8::String> script_f = v8::String::New( |
| 2024 | "function f() {\n" |
| 2025 | " a = 0; // line 1\n" |
| 2026 | "}"); |
| 2027 | |
| 2028 | v8::Local<v8::Function> g; |
| 2029 | v8::Local<v8::String> script_g = v8::String::New( |
| 2030 | "function g() {\n" |
| 2031 | " b = 0; // line 1\n" |
| 2032 | "}"); |
| 2033 | |
| 2034 | v8::ScriptOrigin origin = |
| 2035 | v8::ScriptOrigin(v8::String::New("test")); |
| 2036 | |
| 2037 | // Set a script break point before the scripts are loaded. |
| 2038 | int sbp = SetScriptBreakPointByNameFromJS("test", 1, 0); |
| 2039 | |
| 2040 | // Compile the scripts with same script data and get the functions. |
| 2041 | v8::Script::Compile(script_f, &origin)->Run(); |
| 2042 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 2043 | v8::Script::Compile(script_g, &origin)->Run(); |
| 2044 | g = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("g"))); |
| 2045 | |
| 2046 | // Call f and g and check that the script break point is active. |
| 2047 | break_point_hit_count = 0; |
| 2048 | f->Call(env->Global(), 0, NULL); |
| 2049 | CHECK_EQ(1, break_point_hit_count); |
| 2050 | g->Call(env->Global(), 0, NULL); |
| 2051 | CHECK_EQ(2, break_point_hit_count); |
| 2052 | |
| 2053 | // Clear the script break point. |
| 2054 | ClearBreakPointFromJS(sbp); |
| 2055 | |
| 2056 | // Call f and g and check that the script break point is no longer active. |
| 2057 | break_point_hit_count = 0; |
| 2058 | f->Call(env->Global(), 0, NULL); |
| 2059 | CHECK_EQ(0, break_point_hit_count); |
| 2060 | g->Call(env->Global(), 0, NULL); |
| 2061 | CHECK_EQ(0, break_point_hit_count); |
| 2062 | |
| 2063 | // Set script break point with the scripts loaded. |
| 2064 | sbp = SetScriptBreakPointByNameFromJS("test", 1, 0); |
| 2065 | |
| 2066 | // Call f and g and check that the script break point is active. |
| 2067 | break_point_hit_count = 0; |
| 2068 | f->Call(env->Global(), 0, NULL); |
| 2069 | CHECK_EQ(1, break_point_hit_count); |
| 2070 | g->Call(env->Global(), 0, NULL); |
| 2071 | CHECK_EQ(2, break_point_hit_count); |
| 2072 | |
| 2073 | v8::Debug::SetDebugEventListener(NULL); |
| 2074 | CheckDebuggerUnloaded(); |
| 2075 | } |
| 2076 | |
| 2077 | |
| 2078 | // Test the script origin which has both name and line offset. |
| 2079 | TEST(ScriptBreakPointLineOffset) { |
| 2080 | break_point_hit_count = 0; |
| 2081 | v8::HandleScope scope; |
| 2082 | DebugLocalContext env; |
| 2083 | env.ExposeDebug(); |
| 2084 | |
| 2085 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 2086 | v8::Undefined()); |
| 2087 | |
| 2088 | v8::Local<v8::Function> f; |
| 2089 | v8::Local<v8::String> script = v8::String::New( |
| 2090 | "function f() {\n" |
| 2091 | " a = 0; // line 8 as this script has line offset 7\n" |
| 2092 | " b = 0; // line 9 as this script has line offset 7\n" |
| 2093 | "}"); |
| 2094 | |
| 2095 | // Create script origin both name and line offset. |
| 2096 | v8::ScriptOrigin origin(v8::String::New("test.html"), |
| 2097 | v8::Integer::New(7)); |
| 2098 | |
| 2099 | // Set two script break points before the script is loaded. |
| 2100 | int sbp1 = SetScriptBreakPointByNameFromJS("test.html", 8, 0); |
| 2101 | int sbp2 = SetScriptBreakPointByNameFromJS("test.html", 9, 0); |
| 2102 | |
| 2103 | // Compile the script and get the function. |
| 2104 | v8::Script::Compile(script, &origin)->Run(); |
| 2105 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 2106 | |
| 2107 | // Call f and check that the script break point is active. |
| 2108 | break_point_hit_count = 0; |
| 2109 | f->Call(env->Global(), 0, NULL); |
| 2110 | CHECK_EQ(2, break_point_hit_count); |
| 2111 | |
| 2112 | // Clear the script break points. |
| 2113 | ClearBreakPointFromJS(sbp1); |
| 2114 | ClearBreakPointFromJS(sbp2); |
| 2115 | |
| 2116 | // Call f and check that no script break points are active. |
| 2117 | break_point_hit_count = 0; |
| 2118 | f->Call(env->Global(), 0, NULL); |
| 2119 | CHECK_EQ(0, break_point_hit_count); |
| 2120 | |
| 2121 | // Set a script break point with the script loaded. |
| 2122 | sbp1 = SetScriptBreakPointByNameFromJS("test.html", 9, 0); |
| 2123 | |
| 2124 | // Call f and check that the script break point is active. |
| 2125 | break_point_hit_count = 0; |
| 2126 | f->Call(env->Global(), 0, NULL); |
| 2127 | CHECK_EQ(1, break_point_hit_count); |
| 2128 | |
| 2129 | v8::Debug::SetDebugEventListener(NULL); |
| 2130 | CheckDebuggerUnloaded(); |
| 2131 | } |
| 2132 | |
| 2133 | |
| 2134 | // Test script break points set on lines. |
| 2135 | TEST(ScriptBreakPointLine) { |
| 2136 | v8::HandleScope scope; |
| 2137 | DebugLocalContext env; |
| 2138 | env.ExposeDebug(); |
| 2139 | |
| 2140 | // Create a function for checking the function when hitting a break point. |
| 2141 | frame_function_name = CompileFunction(&env, |
| 2142 | frame_function_name_source, |
| 2143 | "frame_function_name"); |
| 2144 | |
| 2145 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 2146 | v8::Undefined()); |
| 2147 | |
| 2148 | v8::Local<v8::Function> f; |
| 2149 | v8::Local<v8::Function> g; |
| 2150 | v8::Local<v8::String> script = v8::String::New( |
| 2151 | "a = 0 // line 0\n" |
| 2152 | "function f() {\n" |
| 2153 | " a = 1; // line 2\n" |
| 2154 | "}\n" |
| 2155 | " a = 2; // line 4\n" |
| 2156 | " /* xx */ function g() { // line 5\n" |
| 2157 | " function h() { // line 6\n" |
| 2158 | " a = 3; // line 7\n" |
| 2159 | " }\n" |
| 2160 | " h(); // line 9\n" |
| 2161 | " a = 4; // line 10\n" |
| 2162 | " }\n" |
| 2163 | " a=5; // line 12"); |
| 2164 | |
| 2165 | // Set a couple script break point before the script is loaded. |
| 2166 | int sbp1 = SetScriptBreakPointByNameFromJS("test.html", 0, -1); |
| 2167 | int sbp2 = SetScriptBreakPointByNameFromJS("test.html", 1, -1); |
| 2168 | int sbp3 = SetScriptBreakPointByNameFromJS("test.html", 5, -1); |
| 2169 | |
| 2170 | // Compile the script and get the function. |
| 2171 | break_point_hit_count = 0; |
| 2172 | v8::ScriptOrigin origin(v8::String::New("test.html"), v8::Integer::New(0)); |
| 2173 | v8::Script::Compile(script, &origin)->Run(); |
| 2174 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 2175 | g = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("g"))); |
| 2176 | |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame^] | 2177 | // Check that a break point was hit when the script was run. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2178 | CHECK_EQ(1, break_point_hit_count); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 2179 | CHECK_EQ(0, StrLength(last_function_hit)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2180 | |
| 2181 | // Call f and check that the script break point. |
| 2182 | f->Call(env->Global(), 0, NULL); |
| 2183 | CHECK_EQ(2, break_point_hit_count); |
| 2184 | CHECK_EQ("f", last_function_hit); |
| 2185 | |
| 2186 | // Call g and check that the script break point. |
| 2187 | g->Call(env->Global(), 0, NULL); |
| 2188 | CHECK_EQ(3, break_point_hit_count); |
| 2189 | CHECK_EQ("g", last_function_hit); |
| 2190 | |
| 2191 | // Clear the script break point on g and set one on h. |
| 2192 | ClearBreakPointFromJS(sbp3); |
| 2193 | int sbp4 = SetScriptBreakPointByNameFromJS("test.html", 6, -1); |
| 2194 | |
| 2195 | // Call g and check that the script break point in h is hit. |
| 2196 | g->Call(env->Global(), 0, NULL); |
| 2197 | CHECK_EQ(4, break_point_hit_count); |
| 2198 | CHECK_EQ("h", last_function_hit); |
| 2199 | |
| 2200 | // Clear break points in f and h. Set a new one in the script between |
| 2201 | // functions f and g and test that there is no break points in f and g any |
| 2202 | // more. |
| 2203 | ClearBreakPointFromJS(sbp2); |
| 2204 | ClearBreakPointFromJS(sbp4); |
| 2205 | int sbp5 = SetScriptBreakPointByNameFromJS("test.html", 4, -1); |
| 2206 | break_point_hit_count = 0; |
| 2207 | f->Call(env->Global(), 0, NULL); |
| 2208 | g->Call(env->Global(), 0, NULL); |
| 2209 | CHECK_EQ(0, break_point_hit_count); |
| 2210 | |
| 2211 | // Reload the script which should hit two break points. |
| 2212 | break_point_hit_count = 0; |
| 2213 | v8::Script::Compile(script, &origin)->Run(); |
| 2214 | CHECK_EQ(2, break_point_hit_count); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 2215 | CHECK_EQ(0, StrLength(last_function_hit)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2216 | |
| 2217 | // Set a break point in the code after the last function decleration. |
| 2218 | int sbp6 = SetScriptBreakPointByNameFromJS("test.html", 12, -1); |
| 2219 | |
| 2220 | // Reload the script which should hit three break points. |
| 2221 | break_point_hit_count = 0; |
| 2222 | v8::Script::Compile(script, &origin)->Run(); |
| 2223 | CHECK_EQ(3, break_point_hit_count); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 2224 | CHECK_EQ(0, StrLength(last_function_hit)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2225 | |
| 2226 | // Clear the last break points, and reload the script which should not hit any |
| 2227 | // break points. |
| 2228 | ClearBreakPointFromJS(sbp1); |
| 2229 | ClearBreakPointFromJS(sbp5); |
| 2230 | ClearBreakPointFromJS(sbp6); |
| 2231 | break_point_hit_count = 0; |
| 2232 | v8::Script::Compile(script, &origin)->Run(); |
| 2233 | CHECK_EQ(0, break_point_hit_count); |
| 2234 | |
| 2235 | v8::Debug::SetDebugEventListener(NULL); |
| 2236 | CheckDebuggerUnloaded(); |
| 2237 | } |
| 2238 | |
| 2239 | |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 2240 | // Test top level script break points set on lines. |
| 2241 | TEST(ScriptBreakPointLineTopLevel) { |
| 2242 | v8::HandleScope scope; |
| 2243 | DebugLocalContext env; |
| 2244 | env.ExposeDebug(); |
| 2245 | |
| 2246 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 2247 | v8::Undefined()); |
| 2248 | |
| 2249 | v8::Local<v8::String> script = v8::String::New( |
| 2250 | "function f() {\n" |
| 2251 | " a = 1; // line 1\n" |
| 2252 | "}\n" |
| 2253 | "a = 2; // line 3\n"); |
| 2254 | v8::Local<v8::Function> f; |
| 2255 | { |
| 2256 | v8::HandleScope scope; |
| 2257 | v8::Script::Compile(script, v8::String::New("test.html"))->Run(); |
| 2258 | } |
| 2259 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 2260 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2261 | HEAP->CollectAllGarbage(false); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 2262 | |
| 2263 | SetScriptBreakPointByNameFromJS("test.html", 3, -1); |
| 2264 | |
| 2265 | // Call f and check that there was no break points. |
| 2266 | break_point_hit_count = 0; |
| 2267 | f->Call(env->Global(), 0, NULL); |
| 2268 | CHECK_EQ(0, break_point_hit_count); |
| 2269 | |
| 2270 | // Recompile and run script and check that break point was hit. |
| 2271 | break_point_hit_count = 0; |
| 2272 | v8::Script::Compile(script, v8::String::New("test.html"))->Run(); |
| 2273 | CHECK_EQ(1, break_point_hit_count); |
| 2274 | |
| 2275 | // Call f and check that there are still no break points. |
| 2276 | break_point_hit_count = 0; |
| 2277 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 2278 | CHECK_EQ(0, break_point_hit_count); |
| 2279 | |
| 2280 | v8::Debug::SetDebugEventListener(NULL); |
| 2281 | CheckDebuggerUnloaded(); |
| 2282 | } |
| 2283 | |
| 2284 | |
Steve Block | 8defd9f | 2010-07-08 12:39:36 +0100 | [diff] [blame] | 2285 | // Test that it is possible to add and remove break points in a top level |
| 2286 | // function which has no references but has not been collected yet. |
| 2287 | TEST(ScriptBreakPointTopLevelCrash) { |
| 2288 | v8::HandleScope scope; |
| 2289 | DebugLocalContext env; |
| 2290 | env.ExposeDebug(); |
| 2291 | |
| 2292 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 2293 | v8::Undefined()); |
| 2294 | |
| 2295 | v8::Local<v8::String> script_source = v8::String::New( |
| 2296 | "function f() {\n" |
| 2297 | " return 0;\n" |
| 2298 | "}\n" |
| 2299 | "f()"); |
| 2300 | |
| 2301 | int sbp1 = SetScriptBreakPointByNameFromJS("test.html", 3, -1); |
| 2302 | { |
| 2303 | v8::HandleScope scope; |
| 2304 | break_point_hit_count = 0; |
| 2305 | v8::Script::Compile(script_source, v8::String::New("test.html"))->Run(); |
| 2306 | CHECK_EQ(1, break_point_hit_count); |
| 2307 | } |
| 2308 | |
| 2309 | int sbp2 = SetScriptBreakPointByNameFromJS("test.html", 3, -1); |
| 2310 | ClearBreakPointFromJS(sbp1); |
| 2311 | ClearBreakPointFromJS(sbp2); |
| 2312 | |
| 2313 | v8::Debug::SetDebugEventListener(NULL); |
| 2314 | CheckDebuggerUnloaded(); |
| 2315 | } |
| 2316 | |
| 2317 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2318 | // Test that it is possible to remove the last break point for a function |
| 2319 | // inside the break handling of that break point. |
| 2320 | TEST(RemoveBreakPointInBreak) { |
| 2321 | v8::HandleScope scope; |
| 2322 | DebugLocalContext env; |
| 2323 | |
| 2324 | v8::Local<v8::Function> foo = |
| 2325 | CompileFunction(&env, "function foo(){a=1;}", "foo"); |
| 2326 | debug_event_remove_break_point = SetBreakPoint(foo, 0); |
| 2327 | |
| 2328 | // Register the debug event listener pasing the function |
| 2329 | v8::Debug::SetDebugEventListener(DebugEventRemoveBreakPoint, foo); |
| 2330 | |
| 2331 | break_point_hit_count = 0; |
| 2332 | foo->Call(env->Global(), 0, NULL); |
| 2333 | CHECK_EQ(1, break_point_hit_count); |
| 2334 | |
| 2335 | break_point_hit_count = 0; |
| 2336 | foo->Call(env->Global(), 0, NULL); |
| 2337 | CHECK_EQ(0, break_point_hit_count); |
| 2338 | |
| 2339 | v8::Debug::SetDebugEventListener(NULL); |
| 2340 | CheckDebuggerUnloaded(); |
| 2341 | } |
| 2342 | |
| 2343 | |
| 2344 | // Test that the debugger statement causes a break. |
| 2345 | TEST(DebuggerStatement) { |
| 2346 | break_point_hit_count = 0; |
| 2347 | v8::HandleScope scope; |
| 2348 | DebugLocalContext env; |
| 2349 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 2350 | v8::Undefined()); |
| 2351 | v8::Script::Compile(v8::String::New("function bar(){debugger}"))->Run(); |
| 2352 | v8::Script::Compile(v8::String::New( |
| 2353 | "function foo(){debugger;debugger;}"))->Run(); |
| 2354 | v8::Local<v8::Function> foo = |
| 2355 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 2356 | v8::Local<v8::Function> bar = |
| 2357 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("bar"))); |
| 2358 | |
| 2359 | // Run function with debugger statement |
| 2360 | bar->Call(env->Global(), 0, NULL); |
| 2361 | CHECK_EQ(1, break_point_hit_count); |
| 2362 | |
| 2363 | // Run function with two debugger statement |
| 2364 | foo->Call(env->Global(), 0, NULL); |
| 2365 | CHECK_EQ(3, break_point_hit_count); |
| 2366 | |
| 2367 | v8::Debug::SetDebugEventListener(NULL); |
| 2368 | CheckDebuggerUnloaded(); |
| 2369 | } |
| 2370 | |
| 2371 | |
Steve Block | 8defd9f | 2010-07-08 12:39:36 +0100 | [diff] [blame] | 2372 | // Test setting a breakpoint on the debugger statement. |
Leon Clarke | 4515c47 | 2010-02-03 11:58:03 +0000 | [diff] [blame] | 2373 | TEST(DebuggerStatementBreakpoint) { |
| 2374 | break_point_hit_count = 0; |
| 2375 | v8::HandleScope scope; |
| 2376 | DebugLocalContext env; |
| 2377 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 2378 | v8::Undefined()); |
| 2379 | v8::Script::Compile(v8::String::New("function foo(){debugger;}"))->Run(); |
| 2380 | v8::Local<v8::Function> foo = |
| 2381 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 2382 | |
| 2383 | // The debugger statement triggers breakpint hit |
| 2384 | foo->Call(env->Global(), 0, NULL); |
| 2385 | CHECK_EQ(1, break_point_hit_count); |
| 2386 | |
| 2387 | int bp = SetBreakPoint(foo, 0); |
| 2388 | |
| 2389 | // Set breakpoint does not duplicate hits |
| 2390 | foo->Call(env->Global(), 0, NULL); |
| 2391 | CHECK_EQ(2, break_point_hit_count); |
| 2392 | |
| 2393 | ClearBreakPoint(bp); |
| 2394 | v8::Debug::SetDebugEventListener(NULL); |
| 2395 | CheckDebuggerUnloaded(); |
| 2396 | } |
| 2397 | |
| 2398 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2399 | // Thest that the evaluation of expressions when a break point is hit generates |
| 2400 | // the correct results. |
| 2401 | TEST(DebugEvaluate) { |
| 2402 | v8::HandleScope scope; |
| 2403 | DebugLocalContext env; |
| 2404 | env.ExposeDebug(); |
| 2405 | |
| 2406 | // Create a function for checking the evaluation when hitting a break point. |
| 2407 | evaluate_check_function = CompileFunction(&env, |
| 2408 | evaluate_check_source, |
| 2409 | "evaluate_check"); |
| 2410 | // Register the debug event listener |
| 2411 | v8::Debug::SetDebugEventListener(DebugEventEvaluate); |
| 2412 | |
| 2413 | // Different expected vaules of x and a when in a break point (u = undefined, |
| 2414 | // d = Hello, world!). |
| 2415 | struct EvaluateCheck checks_uu[] = { |
| 2416 | {"x", v8::Undefined()}, |
| 2417 | {"a", v8::Undefined()}, |
| 2418 | {NULL, v8::Handle<v8::Value>()} |
| 2419 | }; |
| 2420 | struct EvaluateCheck checks_hu[] = { |
| 2421 | {"x", v8::String::New("Hello, world!")}, |
| 2422 | {"a", v8::Undefined()}, |
| 2423 | {NULL, v8::Handle<v8::Value>()} |
| 2424 | }; |
| 2425 | struct EvaluateCheck checks_hh[] = { |
| 2426 | {"x", v8::String::New("Hello, world!")}, |
| 2427 | {"a", v8::String::New("Hello, world!")}, |
| 2428 | {NULL, v8::Handle<v8::Value>()} |
| 2429 | }; |
| 2430 | |
| 2431 | // Simple test function. The "y=0" is in the function foo to provide a break |
| 2432 | // location. For "y=0" the "y" is at position 15 in the barbar function |
| 2433 | // therefore setting breakpoint at position 15 will break at "y=0" and |
| 2434 | // setting it higher will break after. |
| 2435 | v8::Local<v8::Function> foo = CompileFunction(&env, |
| 2436 | "function foo(x) {" |
| 2437 | " var a;" |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2438 | " y=0;" // To ensure break location 1. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2439 | " a=x;" |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2440 | " y=0;" // To ensure break location 2. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2441 | "}", |
| 2442 | "foo"); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2443 | const int foo_break_position_1 = 15; |
| 2444 | const int foo_break_position_2 = 29; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2445 | |
| 2446 | // Arguments with one parameter "Hello, world!" |
| 2447 | v8::Handle<v8::Value> argv_foo[1] = { v8::String::New("Hello, world!") }; |
| 2448 | |
| 2449 | // Call foo with breakpoint set before a=x and undefined as parameter. |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2450 | int bp = SetBreakPoint(foo, foo_break_position_1); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2451 | checks = checks_uu; |
| 2452 | foo->Call(env->Global(), 0, NULL); |
| 2453 | |
| 2454 | // Call foo with breakpoint set before a=x and parameter "Hello, world!". |
| 2455 | checks = checks_hu; |
| 2456 | foo->Call(env->Global(), 1, argv_foo); |
| 2457 | |
| 2458 | // Call foo with breakpoint set after a=x and parameter "Hello, world!". |
| 2459 | ClearBreakPoint(bp); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2460 | SetBreakPoint(foo, foo_break_position_2); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2461 | checks = checks_hh; |
| 2462 | foo->Call(env->Global(), 1, argv_foo); |
| 2463 | |
| 2464 | // Test function with an inner function. The "y=0" is in function barbar |
| 2465 | // to provide a break location. For "y=0" the "y" is at position 8 in the |
| 2466 | // barbar function therefore setting breakpoint at position 8 will break at |
| 2467 | // "y=0" and setting it higher will break after. |
| 2468 | v8::Local<v8::Function> bar = CompileFunction(&env, |
| 2469 | "y = 0;" |
| 2470 | "x = 'Goodbye, world!';" |
| 2471 | "function bar(x, b) {" |
| 2472 | " var a;" |
| 2473 | " function barbar() {" |
| 2474 | " y=0; /* To ensure break location.*/" |
| 2475 | " a=x;" |
| 2476 | " };" |
| 2477 | " debug.Debug.clearAllBreakPoints();" |
| 2478 | " barbar();" |
| 2479 | " y=0;a=x;" |
| 2480 | "}", |
| 2481 | "bar"); |
| 2482 | const int barbar_break_position = 8; |
| 2483 | |
| 2484 | // Call bar setting breakpoint before a=x in barbar and undefined as |
| 2485 | // parameter. |
| 2486 | checks = checks_uu; |
| 2487 | v8::Handle<v8::Value> argv_bar_1[2] = { |
| 2488 | v8::Undefined(), |
| 2489 | v8::Number::New(barbar_break_position) |
| 2490 | }; |
| 2491 | bar->Call(env->Global(), 2, argv_bar_1); |
| 2492 | |
| 2493 | // Call bar setting breakpoint before a=x in barbar and parameter |
| 2494 | // "Hello, world!". |
| 2495 | checks = checks_hu; |
| 2496 | v8::Handle<v8::Value> argv_bar_2[2] = { |
| 2497 | v8::String::New("Hello, world!"), |
| 2498 | v8::Number::New(barbar_break_position) |
| 2499 | }; |
| 2500 | bar->Call(env->Global(), 2, argv_bar_2); |
| 2501 | |
| 2502 | // Call bar setting breakpoint after a=x in barbar and parameter |
| 2503 | // "Hello, world!". |
| 2504 | checks = checks_hh; |
| 2505 | v8::Handle<v8::Value> argv_bar_3[2] = { |
| 2506 | v8::String::New("Hello, world!"), |
| 2507 | v8::Number::New(barbar_break_position + 1) |
| 2508 | }; |
| 2509 | bar->Call(env->Global(), 2, argv_bar_3); |
| 2510 | |
| 2511 | v8::Debug::SetDebugEventListener(NULL); |
| 2512 | CheckDebuggerUnloaded(); |
| 2513 | } |
| 2514 | |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 2515 | // Copies a C string to a 16-bit string. Does not check for buffer overflow. |
| 2516 | // Does not use the V8 engine to convert strings, so it can be used |
| 2517 | // in any thread. Returns the length of the string. |
| 2518 | int AsciiToUtf16(const char* input_buffer, uint16_t* output_buffer) { |
| 2519 | int i; |
| 2520 | for (i = 0; input_buffer[i] != '\0'; ++i) { |
| 2521 | // ASCII does not use chars > 127, but be careful anyway. |
| 2522 | output_buffer[i] = static_cast<unsigned char>(input_buffer[i]); |
| 2523 | } |
| 2524 | output_buffer[i] = 0; |
| 2525 | return i; |
| 2526 | } |
| 2527 | |
| 2528 | // Copies a 16-bit string to a C string by dropping the high byte of |
| 2529 | // each character. Does not check for buffer overflow. |
| 2530 | // Can be used in any thread. Requires string length as an input. |
| 2531 | int Utf16ToAscii(const uint16_t* input_buffer, int length, |
| 2532 | char* output_buffer, int output_len = -1) { |
| 2533 | if (output_len >= 0) { |
| 2534 | if (length > output_len - 1) { |
| 2535 | length = output_len - 1; |
| 2536 | } |
| 2537 | } |
| 2538 | |
| 2539 | for (int i = 0; i < length; ++i) { |
| 2540 | output_buffer[i] = static_cast<char>(input_buffer[i]); |
| 2541 | } |
| 2542 | output_buffer[length] = '\0'; |
| 2543 | return length; |
| 2544 | } |
| 2545 | |
| 2546 | |
| 2547 | // We match parts of the message to get evaluate result int value. |
| 2548 | bool GetEvaluateStringResult(char *message, char* buffer, int buffer_size) { |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 2549 | if (strstr(message, "\"command\":\"evaluate\"") == NULL) { |
| 2550 | return false; |
| 2551 | } |
| 2552 | const char* prefix = "\"text\":\""; |
| 2553 | char* pos1 = strstr(message, prefix); |
| 2554 | if (pos1 == NULL) { |
| 2555 | return false; |
| 2556 | } |
| 2557 | pos1 += strlen(prefix); |
| 2558 | char* pos2 = strchr(pos1, '"'); |
| 2559 | if (pos2 == NULL) { |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 2560 | return false; |
| 2561 | } |
| 2562 | Vector<char> buf(buffer, buffer_size); |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 2563 | int len = static_cast<int>(pos2 - pos1); |
| 2564 | if (len > buffer_size - 1) { |
| 2565 | len = buffer_size - 1; |
| 2566 | } |
| 2567 | OS::StrNCpy(buf, pos1, len); |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 2568 | buffer[buffer_size - 1] = '\0'; |
| 2569 | return true; |
| 2570 | } |
| 2571 | |
| 2572 | |
| 2573 | struct EvaluateResult { |
| 2574 | static const int kBufferSize = 20; |
| 2575 | char buffer[kBufferSize]; |
| 2576 | }; |
| 2577 | |
| 2578 | struct DebugProcessDebugMessagesData { |
| 2579 | static const int kArraySize = 5; |
| 2580 | int counter; |
| 2581 | EvaluateResult results[kArraySize]; |
| 2582 | |
| 2583 | void reset() { |
| 2584 | counter = 0; |
| 2585 | } |
| 2586 | EvaluateResult* current() { |
| 2587 | return &results[counter % kArraySize]; |
| 2588 | } |
| 2589 | void next() { |
| 2590 | counter++; |
| 2591 | } |
| 2592 | }; |
| 2593 | |
| 2594 | DebugProcessDebugMessagesData process_debug_messages_data; |
| 2595 | |
| 2596 | static void DebugProcessDebugMessagesHandler( |
| 2597 | const uint16_t* message, |
| 2598 | int length, |
| 2599 | v8::Debug::ClientData* client_data) { |
| 2600 | |
| 2601 | const int kBufferSize = 100000; |
| 2602 | char print_buffer[kBufferSize]; |
| 2603 | Utf16ToAscii(message, length, print_buffer, kBufferSize); |
| 2604 | |
| 2605 | EvaluateResult* array_item = process_debug_messages_data.current(); |
| 2606 | |
| 2607 | bool res = GetEvaluateStringResult(print_buffer, |
| 2608 | array_item->buffer, |
| 2609 | EvaluateResult::kBufferSize); |
| 2610 | if (res) { |
| 2611 | process_debug_messages_data.next(); |
| 2612 | } |
| 2613 | } |
| 2614 | |
| 2615 | // Test that the evaluation of expressions works even from ProcessDebugMessages |
| 2616 | // i.e. with empty stack. |
| 2617 | TEST(DebugEvaluateWithoutStack) { |
| 2618 | v8::Debug::SetMessageHandler(DebugProcessDebugMessagesHandler); |
| 2619 | |
| 2620 | v8::HandleScope scope; |
| 2621 | DebugLocalContext env; |
| 2622 | |
| 2623 | const char* source = |
| 2624 | "var v1 = 'Pinguin';\n function getAnimal() { return 'Capy' + 'bara'; }"; |
| 2625 | |
| 2626 | v8::Script::Compile(v8::String::New(source))->Run(); |
| 2627 | |
| 2628 | v8::Debug::ProcessDebugMessages(); |
| 2629 | |
| 2630 | const int kBufferSize = 1000; |
| 2631 | uint16_t buffer[kBufferSize]; |
| 2632 | |
| 2633 | const char* command_111 = "{\"seq\":111," |
| 2634 | "\"type\":\"request\"," |
| 2635 | "\"command\":\"evaluate\"," |
| 2636 | "\"arguments\":{" |
| 2637 | " \"global\":true," |
| 2638 | " \"expression\":\"v1\",\"disable_break\":true" |
| 2639 | "}}"; |
| 2640 | |
| 2641 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_111, buffer)); |
| 2642 | |
| 2643 | const char* command_112 = "{\"seq\":112," |
| 2644 | "\"type\":\"request\"," |
| 2645 | "\"command\":\"evaluate\"," |
| 2646 | "\"arguments\":{" |
| 2647 | " \"global\":true," |
| 2648 | " \"expression\":\"getAnimal()\",\"disable_break\":true" |
| 2649 | "}}"; |
| 2650 | |
| 2651 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_112, buffer)); |
| 2652 | |
| 2653 | const char* command_113 = "{\"seq\":113," |
| 2654 | "\"type\":\"request\"," |
| 2655 | "\"command\":\"evaluate\"," |
| 2656 | "\"arguments\":{" |
| 2657 | " \"global\":true," |
| 2658 | " \"expression\":\"239 + 566\",\"disable_break\":true" |
| 2659 | "}}"; |
| 2660 | |
| 2661 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_113, buffer)); |
| 2662 | |
| 2663 | v8::Debug::ProcessDebugMessages(); |
| 2664 | |
| 2665 | CHECK_EQ(3, process_debug_messages_data.counter); |
| 2666 | |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 2667 | CHECK_EQ(strcmp("Pinguin", process_debug_messages_data.results[0].buffer), 0); |
| 2668 | CHECK_EQ(strcmp("Capybara", process_debug_messages_data.results[1].buffer), |
| 2669 | 0); |
| 2670 | CHECK_EQ(strcmp("805", process_debug_messages_data.results[2].buffer), 0); |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 2671 | |
| 2672 | v8::Debug::SetMessageHandler(NULL); |
| 2673 | v8::Debug::SetDebugEventListener(NULL); |
| 2674 | CheckDebuggerUnloaded(); |
| 2675 | } |
| 2676 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2677 | |
| 2678 | // Simple test of the stepping mechanism using only store ICs. |
| 2679 | TEST(DebugStepLinear) { |
| 2680 | v8::HandleScope scope; |
| 2681 | DebugLocalContext env; |
| 2682 | |
| 2683 | // Create a function for testing stepping. |
| 2684 | v8::Local<v8::Function> foo = CompileFunction(&env, |
| 2685 | "function foo(){a=1;b=1;c=1;}", |
| 2686 | "foo"); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 2687 | |
| 2688 | // Run foo to allow it to get optimized. |
| 2689 | CompileRun("a=0; b=0; c=0; foo();"); |
| 2690 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2691 | SetBreakPoint(foo, 3); |
| 2692 | |
| 2693 | // Register a debug event listener which steps and counts. |
| 2694 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2695 | |
| 2696 | step_action = StepIn; |
| 2697 | break_point_hit_count = 0; |
| 2698 | foo->Call(env->Global(), 0, NULL); |
| 2699 | |
| 2700 | // With stepping all break locations are hit. |
| 2701 | CHECK_EQ(4, break_point_hit_count); |
| 2702 | |
| 2703 | v8::Debug::SetDebugEventListener(NULL); |
| 2704 | CheckDebuggerUnloaded(); |
| 2705 | |
| 2706 | // Register a debug event listener which just counts. |
| 2707 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount); |
| 2708 | |
| 2709 | SetBreakPoint(foo, 3); |
| 2710 | break_point_hit_count = 0; |
| 2711 | foo->Call(env->Global(), 0, NULL); |
| 2712 | |
| 2713 | // Without stepping only active break points are hit. |
| 2714 | CHECK_EQ(1, break_point_hit_count); |
| 2715 | |
| 2716 | v8::Debug::SetDebugEventListener(NULL); |
| 2717 | CheckDebuggerUnloaded(); |
| 2718 | } |
| 2719 | |
| 2720 | |
| 2721 | // Test of the stepping mechanism for keyed load in a loop. |
| 2722 | TEST(DebugStepKeyedLoadLoop) { |
| 2723 | v8::HandleScope scope; |
| 2724 | DebugLocalContext env; |
| 2725 | |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2726 | // Register a debug event listener which steps and counts. |
| 2727 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2728 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2729 | // Create a function for testing stepping of keyed load. The statement 'y=1' |
| 2730 | // is there to have more than one breakable statement in the loop, TODO(315). |
| 2731 | v8::Local<v8::Function> foo = CompileFunction( |
| 2732 | &env, |
| 2733 | "function foo(a) {\n" |
| 2734 | " var x;\n" |
| 2735 | " var len = a.length;\n" |
| 2736 | " for (var i = 0; i < len; i++) {\n" |
| 2737 | " y = 1;\n" |
| 2738 | " x = a[i];\n" |
| 2739 | " }\n" |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 2740 | "}\n" |
| 2741 | "y=0\n", |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2742 | "foo"); |
| 2743 | |
| 2744 | // Create array [0,1,2,3,4,5,6,7,8,9] |
| 2745 | v8::Local<v8::Array> a = v8::Array::New(10); |
| 2746 | for (int i = 0; i < 10; i++) { |
| 2747 | a->Set(v8::Number::New(i), v8::Number::New(i)); |
| 2748 | } |
| 2749 | |
| 2750 | // Call function without any break points to ensure inlining is in place. |
| 2751 | const int kArgc = 1; |
| 2752 | v8::Handle<v8::Value> args[kArgc] = { a }; |
| 2753 | foo->Call(env->Global(), kArgc, args); |
| 2754 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2755 | // Setup break point and step through the function. |
| 2756 | SetBreakPoint(foo, 3); |
| 2757 | step_action = StepNext; |
| 2758 | break_point_hit_count = 0; |
| 2759 | foo->Call(env->Global(), kArgc, args); |
| 2760 | |
| 2761 | // With stepping all break locations are hit. |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2762 | CHECK_EQ(33, break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2763 | |
| 2764 | v8::Debug::SetDebugEventListener(NULL); |
| 2765 | CheckDebuggerUnloaded(); |
| 2766 | } |
| 2767 | |
| 2768 | |
| 2769 | // Test of the stepping mechanism for keyed store in a loop. |
| 2770 | TEST(DebugStepKeyedStoreLoop) { |
| 2771 | v8::HandleScope scope; |
| 2772 | DebugLocalContext env; |
| 2773 | |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2774 | // Register a debug event listener which steps and counts. |
| 2775 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2776 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2777 | // Create a function for testing stepping of keyed store. The statement 'y=1' |
| 2778 | // is there to have more than one breakable statement in the loop, TODO(315). |
| 2779 | v8::Local<v8::Function> foo = CompileFunction( |
| 2780 | &env, |
| 2781 | "function foo(a) {\n" |
| 2782 | " var len = a.length;\n" |
| 2783 | " for (var i = 0; i < len; i++) {\n" |
| 2784 | " y = 1;\n" |
| 2785 | " a[i] = 42;\n" |
| 2786 | " }\n" |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 2787 | "}\n" |
| 2788 | "y=0\n", |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2789 | "foo"); |
| 2790 | |
| 2791 | // Create array [0,1,2,3,4,5,6,7,8,9] |
| 2792 | v8::Local<v8::Array> a = v8::Array::New(10); |
| 2793 | for (int i = 0; i < 10; i++) { |
| 2794 | a->Set(v8::Number::New(i), v8::Number::New(i)); |
| 2795 | } |
| 2796 | |
| 2797 | // Call function without any break points to ensure inlining is in place. |
| 2798 | const int kArgc = 1; |
| 2799 | v8::Handle<v8::Value> args[kArgc] = { a }; |
| 2800 | foo->Call(env->Global(), kArgc, args); |
| 2801 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2802 | // Setup break point and step through the function. |
| 2803 | SetBreakPoint(foo, 3); |
| 2804 | step_action = StepNext; |
| 2805 | break_point_hit_count = 0; |
| 2806 | foo->Call(env->Global(), kArgc, args); |
| 2807 | |
| 2808 | // With stepping all break locations are hit. |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2809 | CHECK_EQ(32, break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2810 | |
| 2811 | v8::Debug::SetDebugEventListener(NULL); |
| 2812 | CheckDebuggerUnloaded(); |
| 2813 | } |
| 2814 | |
| 2815 | |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2816 | // Test of the stepping mechanism for named load in a loop. |
| 2817 | TEST(DebugStepNamedLoadLoop) { |
| 2818 | v8::HandleScope scope; |
| 2819 | DebugLocalContext env; |
| 2820 | |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2821 | // Register a debug event listener which steps and counts. |
| 2822 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2823 | |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2824 | // Create a function for testing stepping of named load. |
| 2825 | v8::Local<v8::Function> foo = CompileFunction( |
| 2826 | &env, |
| 2827 | "function foo() {\n" |
| 2828 | " var a = [];\n" |
| 2829 | " var s = \"\";\n" |
| 2830 | " for (var i = 0; i < 10; i++) {\n" |
| 2831 | " var v = new V(i, i + 1);\n" |
| 2832 | " v.y;\n" |
| 2833 | " a.length;\n" // Special case: array length. |
| 2834 | " s.length;\n" // Special case: string length. |
| 2835 | " }\n" |
| 2836 | "}\n" |
| 2837 | "function V(x, y) {\n" |
| 2838 | " this.x = x;\n" |
| 2839 | " this.y = y;\n" |
| 2840 | "}\n", |
| 2841 | "foo"); |
| 2842 | |
| 2843 | // Call function without any break points to ensure inlining is in place. |
| 2844 | foo->Call(env->Global(), 0, NULL); |
| 2845 | |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2846 | // Setup break point and step through the function. |
| 2847 | SetBreakPoint(foo, 4); |
| 2848 | step_action = StepNext; |
| 2849 | break_point_hit_count = 0; |
| 2850 | foo->Call(env->Global(), 0, NULL); |
| 2851 | |
| 2852 | // With stepping all break locations are hit. |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2853 | CHECK_EQ(53, break_point_hit_count); |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2854 | |
| 2855 | v8::Debug::SetDebugEventListener(NULL); |
| 2856 | CheckDebuggerUnloaded(); |
| 2857 | } |
| 2858 | |
| 2859 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 2860 | static void DoDebugStepNamedStoreLoop(int expected) { |
Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame] | 2861 | v8::HandleScope scope; |
| 2862 | DebugLocalContext env; |
| 2863 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 2864 | // Register a debug event listener which steps and counts. |
| 2865 | v8::Debug::SetDebugEventListener(DebugEventStep); |
Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame] | 2866 | |
| 2867 | // Create a function for testing stepping of named store. |
| 2868 | v8::Local<v8::Function> foo = CompileFunction( |
| 2869 | &env, |
| 2870 | "function foo() {\n" |
| 2871 | " var a = {a:1};\n" |
| 2872 | " for (var i = 0; i < 10; i++) {\n" |
| 2873 | " a.a = 2\n" |
| 2874 | " }\n" |
| 2875 | "}\n", |
| 2876 | "foo"); |
| 2877 | |
| 2878 | // Call function without any break points to ensure inlining is in place. |
| 2879 | foo->Call(env->Global(), 0, NULL); |
| 2880 | |
Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame] | 2881 | // Setup break point and step through the function. |
| 2882 | SetBreakPoint(foo, 3); |
| 2883 | step_action = StepNext; |
| 2884 | break_point_hit_count = 0; |
| 2885 | foo->Call(env->Global(), 0, NULL); |
| 2886 | |
| 2887 | // With stepping all expected break locations are hit. |
| 2888 | CHECK_EQ(expected, break_point_hit_count); |
| 2889 | |
| 2890 | v8::Debug::SetDebugEventListener(NULL); |
| 2891 | CheckDebuggerUnloaded(); |
| 2892 | } |
| 2893 | |
| 2894 | |
| 2895 | // Test of the stepping mechanism for named load in a loop. |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 2896 | TEST(DebugStepNamedStoreLoop) { |
Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame] | 2897 | DoDebugStepNamedStoreLoop(22); |
| 2898 | } |
| 2899 | |
| 2900 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2901 | // Test the stepping mechanism with different ICs. |
| 2902 | TEST(DebugStepLinearMixedICs) { |
| 2903 | v8::HandleScope scope; |
| 2904 | DebugLocalContext env; |
| 2905 | |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2906 | // Register a debug event listener which steps and counts. |
| 2907 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2908 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2909 | // Create a function for testing stepping. |
| 2910 | v8::Local<v8::Function> foo = CompileFunction(&env, |
| 2911 | "function bar() {};" |
| 2912 | "function foo() {" |
| 2913 | " var x;" |
| 2914 | " var index='name';" |
| 2915 | " var y = {};" |
| 2916 | " a=1;b=2;x=a;y[index]=3;x=y[index];bar();}", "foo"); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 2917 | |
| 2918 | // Run functions to allow them to get optimized. |
| 2919 | CompileRun("a=0; b=0; bar(); foo();"); |
| 2920 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2921 | SetBreakPoint(foo, 0); |
| 2922 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2923 | step_action = StepIn; |
| 2924 | break_point_hit_count = 0; |
| 2925 | foo->Call(env->Global(), 0, NULL); |
| 2926 | |
| 2927 | // With stepping all break locations are hit. |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2928 | CHECK_EQ(11, break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2929 | |
| 2930 | v8::Debug::SetDebugEventListener(NULL); |
| 2931 | CheckDebuggerUnloaded(); |
| 2932 | |
| 2933 | // Register a debug event listener which just counts. |
| 2934 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount); |
| 2935 | |
| 2936 | SetBreakPoint(foo, 0); |
| 2937 | break_point_hit_count = 0; |
| 2938 | foo->Call(env->Global(), 0, NULL); |
| 2939 | |
| 2940 | // Without stepping only active break points are hit. |
| 2941 | CHECK_EQ(1, break_point_hit_count); |
| 2942 | |
| 2943 | v8::Debug::SetDebugEventListener(NULL); |
| 2944 | CheckDebuggerUnloaded(); |
| 2945 | } |
| 2946 | |
| 2947 | |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2948 | TEST(DebugStepDeclarations) { |
| 2949 | v8::HandleScope scope; |
| 2950 | DebugLocalContext env; |
| 2951 | |
| 2952 | // Register a debug event listener which steps and counts. |
| 2953 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2954 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 2955 | // Create a function for testing stepping. Run it to allow it to get |
| 2956 | // optimized. |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2957 | const char* src = "function foo() { " |
| 2958 | " var a;" |
| 2959 | " var b = 1;" |
| 2960 | " var c = foo;" |
| 2961 | " var d = Math.floor;" |
| 2962 | " var e = b + d(1.2);" |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 2963 | "}" |
| 2964 | "foo()"; |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2965 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 2966 | |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2967 | SetBreakPoint(foo, 0); |
| 2968 | |
| 2969 | // Stepping through the declarations. |
| 2970 | step_action = StepIn; |
| 2971 | break_point_hit_count = 0; |
| 2972 | foo->Call(env->Global(), 0, NULL); |
| 2973 | CHECK_EQ(6, break_point_hit_count); |
| 2974 | |
| 2975 | // Get rid of the debug event listener. |
| 2976 | v8::Debug::SetDebugEventListener(NULL); |
| 2977 | CheckDebuggerUnloaded(); |
| 2978 | } |
| 2979 | |
| 2980 | |
| 2981 | TEST(DebugStepLocals) { |
| 2982 | v8::HandleScope scope; |
| 2983 | DebugLocalContext env; |
| 2984 | |
| 2985 | // Register a debug event listener which steps and counts. |
| 2986 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2987 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 2988 | // Create a function for testing stepping. Run it to allow it to get |
| 2989 | // optimized. |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2990 | const char* src = "function foo() { " |
| 2991 | " var a,b;" |
| 2992 | " a = 1;" |
| 2993 | " b = a + 2;" |
| 2994 | " b = 1 + 2 + 3;" |
| 2995 | " a = Math.floor(b);" |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 2996 | "}" |
| 2997 | "foo()"; |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2998 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 2999 | |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3000 | SetBreakPoint(foo, 0); |
| 3001 | |
| 3002 | // Stepping through the declarations. |
| 3003 | step_action = StepIn; |
| 3004 | break_point_hit_count = 0; |
| 3005 | foo->Call(env->Global(), 0, NULL); |
| 3006 | CHECK_EQ(6, break_point_hit_count); |
| 3007 | |
| 3008 | // Get rid of the debug event listener. |
| 3009 | v8::Debug::SetDebugEventListener(NULL); |
| 3010 | CheckDebuggerUnloaded(); |
| 3011 | } |
| 3012 | |
| 3013 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3014 | TEST(DebugStepIf) { |
| 3015 | v8::HandleScope scope; |
| 3016 | DebugLocalContext env; |
| 3017 | |
| 3018 | // Register a debug event listener which steps and counts. |
| 3019 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3020 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3021 | // Create a function for testing stepping. Run it to allow it to get |
| 3022 | // optimized. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3023 | const int argc = 1; |
| 3024 | const char* src = "function foo(x) { " |
| 3025 | " a = 1;" |
| 3026 | " if (x) {" |
| 3027 | " b = 1;" |
| 3028 | " } else {" |
| 3029 | " c = 1;" |
| 3030 | " d = 1;" |
| 3031 | " }" |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3032 | "}" |
| 3033 | "a=0; b=0; c=0; d=0; foo()"; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3034 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
| 3035 | SetBreakPoint(foo, 0); |
| 3036 | |
| 3037 | // Stepping through the true part. |
| 3038 | step_action = StepIn; |
| 3039 | break_point_hit_count = 0; |
| 3040 | v8::Handle<v8::Value> argv_true[argc] = { v8::True() }; |
| 3041 | foo->Call(env->Global(), argc, argv_true); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3042 | CHECK_EQ(4, break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3043 | |
| 3044 | // Stepping through the false part. |
| 3045 | step_action = StepIn; |
| 3046 | break_point_hit_count = 0; |
| 3047 | v8::Handle<v8::Value> argv_false[argc] = { v8::False() }; |
| 3048 | foo->Call(env->Global(), argc, argv_false); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3049 | CHECK_EQ(5, break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3050 | |
| 3051 | // Get rid of the debug event listener. |
| 3052 | v8::Debug::SetDebugEventListener(NULL); |
| 3053 | CheckDebuggerUnloaded(); |
| 3054 | } |
| 3055 | |
| 3056 | |
| 3057 | TEST(DebugStepSwitch) { |
| 3058 | v8::HandleScope scope; |
| 3059 | DebugLocalContext env; |
| 3060 | |
| 3061 | // Register a debug event listener which steps and counts. |
| 3062 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3063 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3064 | // Create a function for testing stepping. Run it to allow it to get |
| 3065 | // optimized. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3066 | const int argc = 1; |
| 3067 | const char* src = "function foo(x) { " |
| 3068 | " a = 1;" |
| 3069 | " switch (x) {" |
| 3070 | " case 1:" |
| 3071 | " b = 1;" |
| 3072 | " case 2:" |
| 3073 | " c = 1;" |
| 3074 | " break;" |
| 3075 | " case 3:" |
| 3076 | " d = 1;" |
| 3077 | " e = 1;" |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3078 | " f = 1;" |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3079 | " break;" |
| 3080 | " }" |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3081 | "}" |
| 3082 | "a=0; b=0; c=0; d=0; e=0; f=0; foo()"; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3083 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
| 3084 | SetBreakPoint(foo, 0); |
| 3085 | |
| 3086 | // One case with fall-through. |
| 3087 | step_action = StepIn; |
| 3088 | break_point_hit_count = 0; |
| 3089 | v8::Handle<v8::Value> argv_1[argc] = { v8::Number::New(1) }; |
| 3090 | foo->Call(env->Global(), argc, argv_1); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3091 | CHECK_EQ(6, break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3092 | |
| 3093 | // Another case. |
| 3094 | step_action = StepIn; |
| 3095 | break_point_hit_count = 0; |
| 3096 | v8::Handle<v8::Value> argv_2[argc] = { v8::Number::New(2) }; |
| 3097 | foo->Call(env->Global(), argc, argv_2); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3098 | CHECK_EQ(5, break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3099 | |
| 3100 | // Last case. |
| 3101 | step_action = StepIn; |
| 3102 | break_point_hit_count = 0; |
| 3103 | v8::Handle<v8::Value> argv_3[argc] = { v8::Number::New(3) }; |
| 3104 | foo->Call(env->Global(), argc, argv_3); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3105 | CHECK_EQ(7, break_point_hit_count); |
| 3106 | |
| 3107 | // Get rid of the debug event listener. |
| 3108 | v8::Debug::SetDebugEventListener(NULL); |
| 3109 | CheckDebuggerUnloaded(); |
| 3110 | } |
| 3111 | |
| 3112 | |
| 3113 | TEST(DebugStepWhile) { |
| 3114 | v8::HandleScope scope; |
| 3115 | DebugLocalContext env; |
| 3116 | |
| 3117 | // Register a debug event listener which steps and counts. |
| 3118 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3119 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3120 | // Create a function for testing stepping. Run it to allow it to get |
| 3121 | // optimized. |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3122 | const int argc = 1; |
| 3123 | const char* src = "function foo(x) { " |
| 3124 | " var a = 0;" |
| 3125 | " while (a < x) {" |
| 3126 | " a++;" |
| 3127 | " }" |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3128 | "}" |
| 3129 | "foo()"; |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3130 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
| 3131 | SetBreakPoint(foo, 8); // "var a = 0;" |
| 3132 | |
| 3133 | // Looping 10 times. |
| 3134 | step_action = StepIn; |
| 3135 | break_point_hit_count = 0; |
| 3136 | v8::Handle<v8::Value> argv_10[argc] = { v8::Number::New(10) }; |
| 3137 | foo->Call(env->Global(), argc, argv_10); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3138 | CHECK_EQ(22, break_point_hit_count); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3139 | |
| 3140 | // Looping 100 times. |
| 3141 | step_action = StepIn; |
| 3142 | break_point_hit_count = 0; |
| 3143 | v8::Handle<v8::Value> argv_100[argc] = { v8::Number::New(100) }; |
| 3144 | foo->Call(env->Global(), argc, argv_100); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3145 | CHECK_EQ(202, break_point_hit_count); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3146 | |
| 3147 | // Get rid of the debug event listener. |
| 3148 | v8::Debug::SetDebugEventListener(NULL); |
| 3149 | CheckDebuggerUnloaded(); |
| 3150 | } |
| 3151 | |
| 3152 | |
| 3153 | TEST(DebugStepDoWhile) { |
| 3154 | v8::HandleScope scope; |
| 3155 | DebugLocalContext env; |
| 3156 | |
| 3157 | // Register a debug event listener which steps and counts. |
| 3158 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3159 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3160 | // Create a function for testing stepping. Run it to allow it to get |
| 3161 | // optimized. |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3162 | const int argc = 1; |
| 3163 | const char* src = "function foo(x) { " |
| 3164 | " var a = 0;" |
| 3165 | " do {" |
| 3166 | " a++;" |
| 3167 | " } while (a < x)" |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3168 | "}" |
| 3169 | "foo()"; |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3170 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
| 3171 | SetBreakPoint(foo, 8); // "var a = 0;" |
| 3172 | |
| 3173 | // Looping 10 times. |
| 3174 | step_action = StepIn; |
| 3175 | break_point_hit_count = 0; |
| 3176 | v8::Handle<v8::Value> argv_10[argc] = { v8::Number::New(10) }; |
| 3177 | foo->Call(env->Global(), argc, argv_10); |
| 3178 | CHECK_EQ(22, break_point_hit_count); |
| 3179 | |
| 3180 | // Looping 100 times. |
| 3181 | step_action = StepIn; |
| 3182 | break_point_hit_count = 0; |
| 3183 | v8::Handle<v8::Value> argv_100[argc] = { v8::Number::New(100) }; |
| 3184 | foo->Call(env->Global(), argc, argv_100); |
| 3185 | CHECK_EQ(202, break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3186 | |
| 3187 | // Get rid of the debug event listener. |
| 3188 | v8::Debug::SetDebugEventListener(NULL); |
| 3189 | CheckDebuggerUnloaded(); |
| 3190 | } |
| 3191 | |
| 3192 | |
| 3193 | TEST(DebugStepFor) { |
| 3194 | v8::HandleScope scope; |
| 3195 | DebugLocalContext env; |
| 3196 | |
| 3197 | // Register a debug event listener which steps and counts. |
| 3198 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3199 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3200 | // Create a function for testing stepping. Run it to allow it to get |
| 3201 | // optimized. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3202 | const int argc = 1; |
| 3203 | const char* src = "function foo(x) { " |
| 3204 | " a = 1;" |
| 3205 | " for (i = 0; i < x; i++) {" |
| 3206 | " b = 1;" |
| 3207 | " }" |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3208 | "}" |
| 3209 | "a=0; b=0; i=0; foo()"; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3210 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3211 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3212 | SetBreakPoint(foo, 8); // "a = 1;" |
| 3213 | |
| 3214 | // Looping 10 times. |
| 3215 | step_action = StepIn; |
| 3216 | break_point_hit_count = 0; |
| 3217 | v8::Handle<v8::Value> argv_10[argc] = { v8::Number::New(10) }; |
| 3218 | foo->Call(env->Global(), argc, argv_10); |
| 3219 | CHECK_EQ(23, break_point_hit_count); |
| 3220 | |
| 3221 | // Looping 100 times. |
| 3222 | step_action = StepIn; |
| 3223 | break_point_hit_count = 0; |
| 3224 | v8::Handle<v8::Value> argv_100[argc] = { v8::Number::New(100) }; |
| 3225 | foo->Call(env->Global(), argc, argv_100); |
| 3226 | CHECK_EQ(203, break_point_hit_count); |
| 3227 | |
| 3228 | // Get rid of the debug event listener. |
| 3229 | v8::Debug::SetDebugEventListener(NULL); |
| 3230 | CheckDebuggerUnloaded(); |
| 3231 | } |
| 3232 | |
| 3233 | |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3234 | TEST(DebugStepForContinue) { |
| 3235 | v8::HandleScope scope; |
| 3236 | DebugLocalContext env; |
| 3237 | |
| 3238 | // Register a debug event listener which steps and counts. |
| 3239 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3240 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3241 | // Create a function for testing stepping. Run it to allow it to get |
| 3242 | // optimized. |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3243 | const int argc = 1; |
| 3244 | const char* src = "function foo(x) { " |
| 3245 | " var a = 0;" |
| 3246 | " var b = 0;" |
| 3247 | " var c = 0;" |
| 3248 | " for (var i = 0; i < x; i++) {" |
| 3249 | " a++;" |
| 3250 | " if (a % 2 == 0) continue;" |
| 3251 | " b++;" |
| 3252 | " c++;" |
| 3253 | " }" |
| 3254 | " return b;" |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3255 | "}" |
| 3256 | "foo()"; |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3257 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
| 3258 | v8::Handle<v8::Value> result; |
| 3259 | SetBreakPoint(foo, 8); // "var a = 0;" |
| 3260 | |
| 3261 | // Each loop generates 4 or 5 steps depending on whether a is equal. |
| 3262 | |
| 3263 | // Looping 10 times. |
| 3264 | step_action = StepIn; |
| 3265 | break_point_hit_count = 0; |
| 3266 | v8::Handle<v8::Value> argv_10[argc] = { v8::Number::New(10) }; |
| 3267 | result = foo->Call(env->Global(), argc, argv_10); |
| 3268 | CHECK_EQ(5, result->Int32Value()); |
| 3269 | CHECK_EQ(50, break_point_hit_count); |
| 3270 | |
| 3271 | // Looping 100 times. |
| 3272 | step_action = StepIn; |
| 3273 | break_point_hit_count = 0; |
| 3274 | v8::Handle<v8::Value> argv_100[argc] = { v8::Number::New(100) }; |
| 3275 | result = foo->Call(env->Global(), argc, argv_100); |
| 3276 | CHECK_EQ(50, result->Int32Value()); |
| 3277 | CHECK_EQ(455, break_point_hit_count); |
| 3278 | |
| 3279 | // Get rid of the debug event listener. |
| 3280 | v8::Debug::SetDebugEventListener(NULL); |
| 3281 | CheckDebuggerUnloaded(); |
| 3282 | } |
| 3283 | |
| 3284 | |
| 3285 | TEST(DebugStepForBreak) { |
| 3286 | v8::HandleScope scope; |
| 3287 | DebugLocalContext env; |
| 3288 | |
| 3289 | // Register a debug event listener which steps and counts. |
| 3290 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3291 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3292 | // Create a function for testing stepping. Run it to allow it to get |
| 3293 | // optimized. |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3294 | const int argc = 1; |
| 3295 | const char* src = "function foo(x) { " |
| 3296 | " var a = 0;" |
| 3297 | " var b = 0;" |
| 3298 | " var c = 0;" |
| 3299 | " for (var i = 0; i < 1000; i++) {" |
| 3300 | " a++;" |
| 3301 | " if (a == x) break;" |
| 3302 | " b++;" |
| 3303 | " c++;" |
| 3304 | " }" |
| 3305 | " return b;" |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3306 | "}" |
| 3307 | "foo()"; |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3308 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
| 3309 | v8::Handle<v8::Value> result; |
| 3310 | SetBreakPoint(foo, 8); // "var a = 0;" |
| 3311 | |
| 3312 | // Each loop generates 5 steps except for the last (when break is executed) |
| 3313 | // which only generates 4. |
| 3314 | |
| 3315 | // Looping 10 times. |
| 3316 | step_action = StepIn; |
| 3317 | break_point_hit_count = 0; |
| 3318 | v8::Handle<v8::Value> argv_10[argc] = { v8::Number::New(10) }; |
| 3319 | result = foo->Call(env->Global(), argc, argv_10); |
| 3320 | CHECK_EQ(9, result->Int32Value()); |
| 3321 | CHECK_EQ(53, break_point_hit_count); |
| 3322 | |
| 3323 | // Looping 100 times. |
| 3324 | step_action = StepIn; |
| 3325 | break_point_hit_count = 0; |
| 3326 | v8::Handle<v8::Value> argv_100[argc] = { v8::Number::New(100) }; |
| 3327 | result = foo->Call(env->Global(), argc, argv_100); |
| 3328 | CHECK_EQ(99, result->Int32Value()); |
| 3329 | CHECK_EQ(503, break_point_hit_count); |
| 3330 | |
| 3331 | // Get rid of the debug event listener. |
| 3332 | v8::Debug::SetDebugEventListener(NULL); |
| 3333 | CheckDebuggerUnloaded(); |
| 3334 | } |
| 3335 | |
| 3336 | |
| 3337 | TEST(DebugStepForIn) { |
| 3338 | v8::HandleScope scope; |
| 3339 | DebugLocalContext env; |
| 3340 | |
| 3341 | // Register a debug event listener which steps and counts. |
| 3342 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3343 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3344 | // Create a function for testing stepping. Run it to allow it to get |
| 3345 | // optimized. |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3346 | v8::Local<v8::Function> foo; |
| 3347 | const char* src_1 = "function foo() { " |
| 3348 | " var a = [1, 2];" |
| 3349 | " for (x in a) {" |
| 3350 | " b = 0;" |
| 3351 | " }" |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3352 | "}" |
| 3353 | "foo()"; |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3354 | foo = CompileFunction(&env, src_1, "foo"); |
| 3355 | SetBreakPoint(foo, 0); // "var a = ..." |
| 3356 | |
| 3357 | step_action = StepIn; |
| 3358 | break_point_hit_count = 0; |
| 3359 | foo->Call(env->Global(), 0, NULL); |
| 3360 | CHECK_EQ(6, break_point_hit_count); |
| 3361 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3362 | // Create a function for testing stepping. Run it to allow it to get |
| 3363 | // optimized. |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3364 | const char* src_2 = "function foo() { " |
| 3365 | " var a = {a:[1, 2, 3]};" |
| 3366 | " for (x in a.a) {" |
| 3367 | " b = 0;" |
| 3368 | " }" |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3369 | "}" |
| 3370 | "foo()"; |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3371 | foo = CompileFunction(&env, src_2, "foo"); |
| 3372 | SetBreakPoint(foo, 0); // "var a = ..." |
| 3373 | |
| 3374 | step_action = StepIn; |
| 3375 | break_point_hit_count = 0; |
| 3376 | foo->Call(env->Global(), 0, NULL); |
| 3377 | CHECK_EQ(8, break_point_hit_count); |
| 3378 | |
| 3379 | // Get rid of the debug event listener. |
| 3380 | v8::Debug::SetDebugEventListener(NULL); |
| 3381 | CheckDebuggerUnloaded(); |
| 3382 | } |
| 3383 | |
| 3384 | |
| 3385 | TEST(DebugStepWith) { |
| 3386 | v8::HandleScope scope; |
| 3387 | DebugLocalContext env; |
| 3388 | |
| 3389 | // Register a debug event listener which steps and counts. |
| 3390 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3391 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3392 | // Create a function for testing stepping. Run it to allow it to get |
| 3393 | // optimized. |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3394 | const char* src = "function foo(x) { " |
| 3395 | " var a = {};" |
| 3396 | " with (a) {}" |
| 3397 | " with (b) {}" |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3398 | "}" |
| 3399 | "foo()"; |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3400 | env->Global()->Set(v8::String::New("b"), v8::Object::New()); |
| 3401 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
| 3402 | v8::Handle<v8::Value> result; |
| 3403 | SetBreakPoint(foo, 8); // "var a = {};" |
| 3404 | |
| 3405 | step_action = StepIn; |
| 3406 | break_point_hit_count = 0; |
| 3407 | foo->Call(env->Global(), 0, NULL); |
| 3408 | CHECK_EQ(4, break_point_hit_count); |
| 3409 | |
| 3410 | // Get rid of the debug event listener. |
| 3411 | v8::Debug::SetDebugEventListener(NULL); |
| 3412 | CheckDebuggerUnloaded(); |
| 3413 | } |
| 3414 | |
| 3415 | |
| 3416 | TEST(DebugConditional) { |
| 3417 | v8::HandleScope scope; |
| 3418 | DebugLocalContext env; |
| 3419 | |
| 3420 | // Register a debug event listener which steps and counts. |
| 3421 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3422 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3423 | // Create a function for testing stepping. Run it to allow it to get |
| 3424 | // optimized. |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3425 | const char* src = "function foo(x) { " |
| 3426 | " var a;" |
| 3427 | " a = x ? 1 : 2;" |
| 3428 | " return a;" |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3429 | "}" |
| 3430 | "foo()"; |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3431 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
| 3432 | SetBreakPoint(foo, 0); // "var a;" |
| 3433 | |
| 3434 | step_action = StepIn; |
| 3435 | break_point_hit_count = 0; |
| 3436 | foo->Call(env->Global(), 0, NULL); |
| 3437 | CHECK_EQ(5, break_point_hit_count); |
| 3438 | |
| 3439 | step_action = StepIn; |
| 3440 | break_point_hit_count = 0; |
| 3441 | const int argc = 1; |
| 3442 | v8::Handle<v8::Value> argv_true[argc] = { v8::True() }; |
| 3443 | foo->Call(env->Global(), argc, argv_true); |
| 3444 | CHECK_EQ(5, break_point_hit_count); |
| 3445 | |
| 3446 | // Get rid of the debug event listener. |
| 3447 | v8::Debug::SetDebugEventListener(NULL); |
| 3448 | CheckDebuggerUnloaded(); |
| 3449 | } |
| 3450 | |
| 3451 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3452 | TEST(StepInOutSimple) { |
| 3453 | v8::HandleScope scope; |
| 3454 | DebugLocalContext env; |
| 3455 | |
| 3456 | // Create a function for checking the function when hitting a break point. |
| 3457 | frame_function_name = CompileFunction(&env, |
| 3458 | frame_function_name_source, |
| 3459 | "frame_function_name"); |
| 3460 | |
| 3461 | // Register a debug event listener which steps and counts. |
| 3462 | v8::Debug::SetDebugEventListener(DebugEventStepSequence); |
| 3463 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3464 | // Create a function for testing stepping. Run it to allow it to get |
| 3465 | // optimized. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3466 | const char* src = "function a() {b();c();}; " |
| 3467 | "function b() {c();}; " |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3468 | "function c() {}; " |
| 3469 | "a(); b(); c()"; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3470 | v8::Local<v8::Function> a = CompileFunction(&env, src, "a"); |
| 3471 | SetBreakPoint(a, 0); |
| 3472 | |
| 3473 | // Step through invocation of a with step in. |
| 3474 | step_action = StepIn; |
| 3475 | break_point_hit_count = 0; |
| 3476 | expected_step_sequence = "abcbaca"; |
| 3477 | a->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3478 | CHECK_EQ(StrLength(expected_step_sequence), |
| 3479 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3480 | |
| 3481 | // Step through invocation of a with step next. |
| 3482 | step_action = StepNext; |
| 3483 | break_point_hit_count = 0; |
| 3484 | expected_step_sequence = "aaa"; |
| 3485 | a->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3486 | CHECK_EQ(StrLength(expected_step_sequence), |
| 3487 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3488 | |
| 3489 | // Step through invocation of a with step out. |
| 3490 | step_action = StepOut; |
| 3491 | break_point_hit_count = 0; |
| 3492 | expected_step_sequence = "a"; |
| 3493 | a->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3494 | CHECK_EQ(StrLength(expected_step_sequence), |
| 3495 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3496 | |
| 3497 | // Get rid of the debug event listener. |
| 3498 | v8::Debug::SetDebugEventListener(NULL); |
| 3499 | CheckDebuggerUnloaded(); |
| 3500 | } |
| 3501 | |
| 3502 | |
| 3503 | TEST(StepInOutTree) { |
| 3504 | v8::HandleScope scope; |
| 3505 | DebugLocalContext env; |
| 3506 | |
| 3507 | // Create a function for checking the function when hitting a break point. |
| 3508 | frame_function_name = CompileFunction(&env, |
| 3509 | frame_function_name_source, |
| 3510 | "frame_function_name"); |
| 3511 | |
| 3512 | // Register a debug event listener which steps and counts. |
| 3513 | v8::Debug::SetDebugEventListener(DebugEventStepSequence); |
| 3514 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3515 | // Create a function for testing stepping. Run it to allow it to get |
| 3516 | // optimized. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3517 | const char* src = "function a() {b(c(d()),d());c(d());d()}; " |
| 3518 | "function b(x,y) {c();}; " |
| 3519 | "function c(x) {}; " |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3520 | "function d() {}; " |
| 3521 | "a(); b(); c(); d()"; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3522 | v8::Local<v8::Function> a = CompileFunction(&env, src, "a"); |
| 3523 | SetBreakPoint(a, 0); |
| 3524 | |
| 3525 | // Step through invocation of a with step in. |
| 3526 | step_action = StepIn; |
| 3527 | break_point_hit_count = 0; |
| 3528 | expected_step_sequence = "adacadabcbadacada"; |
| 3529 | a->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3530 | CHECK_EQ(StrLength(expected_step_sequence), |
| 3531 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3532 | |
| 3533 | // Step through invocation of a with step next. |
| 3534 | step_action = StepNext; |
| 3535 | break_point_hit_count = 0; |
| 3536 | expected_step_sequence = "aaaa"; |
| 3537 | a->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3538 | CHECK_EQ(StrLength(expected_step_sequence), |
| 3539 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3540 | |
| 3541 | // Step through invocation of a with step out. |
| 3542 | step_action = StepOut; |
| 3543 | break_point_hit_count = 0; |
| 3544 | expected_step_sequence = "a"; |
| 3545 | a->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3546 | CHECK_EQ(StrLength(expected_step_sequence), |
| 3547 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3548 | |
| 3549 | // Get rid of the debug event listener. |
| 3550 | v8::Debug::SetDebugEventListener(NULL); |
| 3551 | CheckDebuggerUnloaded(true); |
| 3552 | } |
| 3553 | |
| 3554 | |
| 3555 | TEST(StepInOutBranch) { |
| 3556 | v8::HandleScope scope; |
| 3557 | DebugLocalContext env; |
| 3558 | |
| 3559 | // Create a function for checking the function when hitting a break point. |
| 3560 | frame_function_name = CompileFunction(&env, |
| 3561 | frame_function_name_source, |
| 3562 | "frame_function_name"); |
| 3563 | |
| 3564 | // Register a debug event listener which steps and counts. |
| 3565 | v8::Debug::SetDebugEventListener(DebugEventStepSequence); |
| 3566 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3567 | // Create a function for testing stepping. Run it to allow it to get |
| 3568 | // optimized. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3569 | const char* src = "function a() {b(false);c();}; " |
| 3570 | "function b(x) {if(x){c();};}; " |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3571 | "function c() {}; " |
| 3572 | "a(); b(); c()"; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3573 | v8::Local<v8::Function> a = CompileFunction(&env, src, "a"); |
| 3574 | SetBreakPoint(a, 0); |
| 3575 | |
| 3576 | // Step through invocation of a. |
| 3577 | step_action = StepIn; |
| 3578 | break_point_hit_count = 0; |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3579 | expected_step_sequence = "abbaca"; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3580 | a->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3581 | CHECK_EQ(StrLength(expected_step_sequence), |
| 3582 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3583 | |
| 3584 | // Get rid of the debug event listener. |
| 3585 | v8::Debug::SetDebugEventListener(NULL); |
| 3586 | CheckDebuggerUnloaded(); |
| 3587 | } |
| 3588 | |
| 3589 | |
| 3590 | // Test that step in does not step into native functions. |
| 3591 | TEST(DebugStepNatives) { |
| 3592 | v8::HandleScope scope; |
| 3593 | DebugLocalContext env; |
| 3594 | |
| 3595 | // Create a function for testing stepping. |
| 3596 | v8::Local<v8::Function> foo = CompileFunction( |
| 3597 | &env, |
| 3598 | "function foo(){debugger;Math.sin(1);}", |
| 3599 | "foo"); |
| 3600 | |
| 3601 | // Register a debug event listener which steps and counts. |
| 3602 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3603 | |
| 3604 | step_action = StepIn; |
| 3605 | break_point_hit_count = 0; |
| 3606 | foo->Call(env->Global(), 0, NULL); |
| 3607 | |
| 3608 | // With stepping all break locations are hit. |
| 3609 | CHECK_EQ(3, break_point_hit_count); |
| 3610 | |
| 3611 | v8::Debug::SetDebugEventListener(NULL); |
| 3612 | CheckDebuggerUnloaded(); |
| 3613 | |
| 3614 | // Register a debug event listener which just counts. |
| 3615 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount); |
| 3616 | |
| 3617 | break_point_hit_count = 0; |
| 3618 | foo->Call(env->Global(), 0, NULL); |
| 3619 | |
| 3620 | // Without stepping only active break points are hit. |
| 3621 | CHECK_EQ(1, break_point_hit_count); |
| 3622 | |
| 3623 | v8::Debug::SetDebugEventListener(NULL); |
| 3624 | CheckDebuggerUnloaded(); |
| 3625 | } |
| 3626 | |
| 3627 | |
| 3628 | // Test that step in works with function.apply. |
| 3629 | TEST(DebugStepFunctionApply) { |
| 3630 | v8::HandleScope scope; |
| 3631 | DebugLocalContext env; |
| 3632 | |
| 3633 | // Create a function for testing stepping. |
| 3634 | v8::Local<v8::Function> foo = CompileFunction( |
| 3635 | &env, |
| 3636 | "function bar(x, y, z) { if (x == 1) { a = y; b = z; } }" |
| 3637 | "function foo(){ debugger; bar.apply(this, [1,2,3]); }", |
| 3638 | "foo"); |
| 3639 | |
| 3640 | // Register a debug event listener which steps and counts. |
| 3641 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3642 | |
| 3643 | step_action = StepIn; |
| 3644 | break_point_hit_count = 0; |
| 3645 | foo->Call(env->Global(), 0, NULL); |
| 3646 | |
| 3647 | // With stepping all break locations are hit. |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3648 | CHECK_EQ(7, break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3649 | |
| 3650 | v8::Debug::SetDebugEventListener(NULL); |
| 3651 | CheckDebuggerUnloaded(); |
| 3652 | |
| 3653 | // Register a debug event listener which just counts. |
| 3654 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount); |
| 3655 | |
| 3656 | break_point_hit_count = 0; |
| 3657 | foo->Call(env->Global(), 0, NULL); |
| 3658 | |
| 3659 | // Without stepping only the debugger statement is hit. |
| 3660 | CHECK_EQ(1, break_point_hit_count); |
| 3661 | |
| 3662 | v8::Debug::SetDebugEventListener(NULL); |
| 3663 | CheckDebuggerUnloaded(); |
| 3664 | } |
| 3665 | |
| 3666 | |
| 3667 | // Test that step in works with function.call. |
| 3668 | TEST(DebugStepFunctionCall) { |
| 3669 | v8::HandleScope scope; |
| 3670 | DebugLocalContext env; |
| 3671 | |
| 3672 | // Create a function for testing stepping. |
| 3673 | v8::Local<v8::Function> foo = CompileFunction( |
| 3674 | &env, |
| 3675 | "function bar(x, y, z) { if (x == 1) { a = y; b = z; } }" |
| 3676 | "function foo(a){ debugger;" |
| 3677 | " if (a) {" |
| 3678 | " bar.call(this, 1, 2, 3);" |
| 3679 | " } else {" |
| 3680 | " bar.call(this, 0);" |
| 3681 | " }" |
| 3682 | "}", |
| 3683 | "foo"); |
| 3684 | |
| 3685 | // Register a debug event listener which steps and counts. |
| 3686 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3687 | step_action = StepIn; |
| 3688 | |
| 3689 | // Check stepping where the if condition in bar is false. |
| 3690 | break_point_hit_count = 0; |
| 3691 | foo->Call(env->Global(), 0, NULL); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3692 | CHECK_EQ(6, break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3693 | |
| 3694 | // Check stepping where the if condition in bar is true. |
| 3695 | break_point_hit_count = 0; |
| 3696 | const int argc = 1; |
| 3697 | v8::Handle<v8::Value> argv[argc] = { v8::True() }; |
| 3698 | foo->Call(env->Global(), argc, argv); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3699 | CHECK_EQ(8, break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3700 | |
| 3701 | v8::Debug::SetDebugEventListener(NULL); |
| 3702 | CheckDebuggerUnloaded(); |
| 3703 | |
| 3704 | // Register a debug event listener which just counts. |
| 3705 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount); |
| 3706 | |
| 3707 | break_point_hit_count = 0; |
| 3708 | foo->Call(env->Global(), 0, NULL); |
| 3709 | |
| 3710 | // Without stepping only the debugger statement is hit. |
| 3711 | CHECK_EQ(1, break_point_hit_count); |
| 3712 | |
| 3713 | v8::Debug::SetDebugEventListener(NULL); |
| 3714 | CheckDebuggerUnloaded(); |
| 3715 | } |
| 3716 | |
| 3717 | |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3718 | // Tests that breakpoint will be hit if it's set in script. |
| 3719 | TEST(PauseInScript) { |
| 3720 | v8::HandleScope scope; |
| 3721 | DebugLocalContext env; |
| 3722 | env.ExposeDebug(); |
| 3723 | |
| 3724 | // Register a debug event listener which counts. |
| 3725 | v8::Debug::SetDebugEventListener(DebugEventCounter); |
| 3726 | |
| 3727 | // Create a script that returns a function. |
| 3728 | const char* src = "(function (evt) {})"; |
| 3729 | const char* script_name = "StepInHandlerTest"; |
| 3730 | |
| 3731 | // Set breakpoint in the script. |
| 3732 | SetScriptBreakPointByNameFromJS(script_name, 0, -1); |
| 3733 | break_point_hit_count = 0; |
| 3734 | |
| 3735 | v8::ScriptOrigin origin(v8::String::New(script_name), v8::Integer::New(0)); |
| 3736 | v8::Handle<v8::Script> script = v8::Script::Compile(v8::String::New(src), |
| 3737 | &origin); |
| 3738 | v8::Local<v8::Value> r = script->Run(); |
| 3739 | |
| 3740 | CHECK(r->IsFunction()); |
| 3741 | CHECK_EQ(1, break_point_hit_count); |
| 3742 | |
| 3743 | // Get rid of the debug event listener. |
| 3744 | v8::Debug::SetDebugEventListener(NULL); |
| 3745 | CheckDebuggerUnloaded(); |
| 3746 | } |
| 3747 | |
| 3748 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3749 | // Test break on exceptions. For each exception break combination the number |
| 3750 | // of debug event exception callbacks and message callbacks are collected. The |
| 3751 | // number of debug event exception callbacks are used to check that the |
| 3752 | // debugger is called correctly and the number of message callbacks is used to |
| 3753 | // check that uncaught exceptions are still returned even if there is a break |
| 3754 | // for them. |
| 3755 | TEST(BreakOnException) { |
| 3756 | v8::HandleScope scope; |
| 3757 | DebugLocalContext env; |
| 3758 | env.ExposeDebug(); |
| 3759 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3760 | v8::internal::Isolate::Current()->TraceException(false); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3761 | |
| 3762 | // Create functions for testing break on exception. |
| 3763 | v8::Local<v8::Function> throws = |
| 3764 | CompileFunction(&env, "function throws(){throw 1;}", "throws"); |
| 3765 | v8::Local<v8::Function> caught = |
| 3766 | CompileFunction(&env, |
| 3767 | "function caught(){try {throws();} catch(e) {};}", |
| 3768 | "caught"); |
| 3769 | v8::Local<v8::Function> notCaught = |
| 3770 | CompileFunction(&env, "function notCaught(){throws();}", "notCaught"); |
| 3771 | |
| 3772 | v8::V8::AddMessageListener(MessageCallbackCount); |
| 3773 | v8::Debug::SetDebugEventListener(DebugEventCounter); |
| 3774 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 3775 | // Initial state should be no break on exceptions. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3776 | DebugEventCounterClear(); |
| 3777 | MessageCallbackCountClear(); |
| 3778 | caught->Call(env->Global(), 0, NULL); |
| 3779 | CHECK_EQ(0, exception_hit_count); |
| 3780 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3781 | CHECK_EQ(0, message_callback_count); |
| 3782 | notCaught->Call(env->Global(), 0, NULL); |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 3783 | CHECK_EQ(0, exception_hit_count); |
| 3784 | CHECK_EQ(0, uncaught_exception_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3785 | CHECK_EQ(1, message_callback_count); |
| 3786 | |
| 3787 | // No break on exception |
| 3788 | DebugEventCounterClear(); |
| 3789 | MessageCallbackCountClear(); |
| 3790 | ChangeBreakOnException(false, false); |
| 3791 | caught->Call(env->Global(), 0, NULL); |
| 3792 | CHECK_EQ(0, exception_hit_count); |
| 3793 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3794 | CHECK_EQ(0, message_callback_count); |
| 3795 | notCaught->Call(env->Global(), 0, NULL); |
| 3796 | CHECK_EQ(0, exception_hit_count); |
| 3797 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3798 | CHECK_EQ(1, message_callback_count); |
| 3799 | |
| 3800 | // Break on uncaught exception |
| 3801 | DebugEventCounterClear(); |
| 3802 | MessageCallbackCountClear(); |
| 3803 | ChangeBreakOnException(false, true); |
| 3804 | caught->Call(env->Global(), 0, NULL); |
| 3805 | CHECK_EQ(0, exception_hit_count); |
| 3806 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3807 | CHECK_EQ(0, message_callback_count); |
| 3808 | notCaught->Call(env->Global(), 0, NULL); |
| 3809 | CHECK_EQ(1, exception_hit_count); |
| 3810 | CHECK_EQ(1, uncaught_exception_hit_count); |
| 3811 | CHECK_EQ(1, message_callback_count); |
| 3812 | |
| 3813 | // Break on exception and uncaught exception |
| 3814 | DebugEventCounterClear(); |
| 3815 | MessageCallbackCountClear(); |
| 3816 | ChangeBreakOnException(true, true); |
| 3817 | caught->Call(env->Global(), 0, NULL); |
| 3818 | CHECK_EQ(1, exception_hit_count); |
| 3819 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3820 | CHECK_EQ(0, message_callback_count); |
| 3821 | notCaught->Call(env->Global(), 0, NULL); |
| 3822 | CHECK_EQ(2, exception_hit_count); |
| 3823 | CHECK_EQ(1, uncaught_exception_hit_count); |
| 3824 | CHECK_EQ(1, message_callback_count); |
| 3825 | |
| 3826 | // Break on exception |
| 3827 | DebugEventCounterClear(); |
| 3828 | MessageCallbackCountClear(); |
| 3829 | ChangeBreakOnException(true, false); |
| 3830 | caught->Call(env->Global(), 0, NULL); |
| 3831 | CHECK_EQ(1, exception_hit_count); |
| 3832 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3833 | CHECK_EQ(0, message_callback_count); |
| 3834 | notCaught->Call(env->Global(), 0, NULL); |
| 3835 | CHECK_EQ(2, exception_hit_count); |
| 3836 | CHECK_EQ(1, uncaught_exception_hit_count); |
| 3837 | CHECK_EQ(1, message_callback_count); |
| 3838 | |
| 3839 | // No break on exception using JavaScript |
| 3840 | DebugEventCounterClear(); |
| 3841 | MessageCallbackCountClear(); |
| 3842 | ChangeBreakOnExceptionFromJS(false, false); |
| 3843 | caught->Call(env->Global(), 0, NULL); |
| 3844 | CHECK_EQ(0, exception_hit_count); |
| 3845 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3846 | CHECK_EQ(0, message_callback_count); |
| 3847 | notCaught->Call(env->Global(), 0, NULL); |
| 3848 | CHECK_EQ(0, exception_hit_count); |
| 3849 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3850 | CHECK_EQ(1, message_callback_count); |
| 3851 | |
| 3852 | // Break on uncaught exception using JavaScript |
| 3853 | DebugEventCounterClear(); |
| 3854 | MessageCallbackCountClear(); |
| 3855 | ChangeBreakOnExceptionFromJS(false, true); |
| 3856 | caught->Call(env->Global(), 0, NULL); |
| 3857 | CHECK_EQ(0, exception_hit_count); |
| 3858 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3859 | CHECK_EQ(0, message_callback_count); |
| 3860 | notCaught->Call(env->Global(), 0, NULL); |
| 3861 | CHECK_EQ(1, exception_hit_count); |
| 3862 | CHECK_EQ(1, uncaught_exception_hit_count); |
| 3863 | CHECK_EQ(1, message_callback_count); |
| 3864 | |
| 3865 | // Break on exception and uncaught exception using JavaScript |
| 3866 | DebugEventCounterClear(); |
| 3867 | MessageCallbackCountClear(); |
| 3868 | ChangeBreakOnExceptionFromJS(true, true); |
| 3869 | caught->Call(env->Global(), 0, NULL); |
| 3870 | CHECK_EQ(1, exception_hit_count); |
| 3871 | CHECK_EQ(0, message_callback_count); |
| 3872 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3873 | notCaught->Call(env->Global(), 0, NULL); |
| 3874 | CHECK_EQ(2, exception_hit_count); |
| 3875 | CHECK_EQ(1, uncaught_exception_hit_count); |
| 3876 | CHECK_EQ(1, message_callback_count); |
| 3877 | |
| 3878 | // Break on exception using JavaScript |
| 3879 | DebugEventCounterClear(); |
| 3880 | MessageCallbackCountClear(); |
| 3881 | ChangeBreakOnExceptionFromJS(true, false); |
| 3882 | caught->Call(env->Global(), 0, NULL); |
| 3883 | CHECK_EQ(1, exception_hit_count); |
| 3884 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3885 | CHECK_EQ(0, message_callback_count); |
| 3886 | notCaught->Call(env->Global(), 0, NULL); |
| 3887 | CHECK_EQ(2, exception_hit_count); |
| 3888 | CHECK_EQ(1, uncaught_exception_hit_count); |
| 3889 | CHECK_EQ(1, message_callback_count); |
| 3890 | |
| 3891 | v8::Debug::SetDebugEventListener(NULL); |
| 3892 | CheckDebuggerUnloaded(); |
| 3893 | v8::V8::RemoveMessageListeners(MessageCallbackCount); |
| 3894 | } |
| 3895 | |
| 3896 | |
| 3897 | // Test break on exception from compiler errors. When compiling using |
| 3898 | // v8::Script::Compile there is no JavaScript stack whereas when compiling using |
| 3899 | // eval there are JavaScript frames. |
| 3900 | TEST(BreakOnCompileException) { |
| 3901 | v8::HandleScope scope; |
| 3902 | DebugLocalContext env; |
| 3903 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 3904 | // For this test, we want to break on uncaught exceptions: |
| 3905 | ChangeBreakOnException(false, true); |
| 3906 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3907 | v8::internal::Isolate::Current()->TraceException(false); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3908 | |
| 3909 | // Create a function for checking the function when hitting a break point. |
| 3910 | frame_count = CompileFunction(&env, frame_count_source, "frame_count"); |
| 3911 | |
| 3912 | v8::V8::AddMessageListener(MessageCallbackCount); |
| 3913 | v8::Debug::SetDebugEventListener(DebugEventCounter); |
| 3914 | |
| 3915 | DebugEventCounterClear(); |
| 3916 | MessageCallbackCountClear(); |
| 3917 | |
| 3918 | // Check initial state. |
| 3919 | CHECK_EQ(0, exception_hit_count); |
| 3920 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3921 | CHECK_EQ(0, message_callback_count); |
| 3922 | CHECK_EQ(-1, last_js_stack_height); |
| 3923 | |
| 3924 | // Throws SyntaxError: Unexpected end of input |
| 3925 | v8::Script::Compile(v8::String::New("+++")); |
| 3926 | CHECK_EQ(1, exception_hit_count); |
| 3927 | CHECK_EQ(1, uncaught_exception_hit_count); |
| 3928 | CHECK_EQ(1, message_callback_count); |
| 3929 | CHECK_EQ(0, last_js_stack_height); // No JavaScript stack. |
| 3930 | |
| 3931 | // Throws SyntaxError: Unexpected identifier |
| 3932 | v8::Script::Compile(v8::String::New("x x")); |
| 3933 | CHECK_EQ(2, exception_hit_count); |
| 3934 | CHECK_EQ(2, uncaught_exception_hit_count); |
| 3935 | CHECK_EQ(2, message_callback_count); |
| 3936 | CHECK_EQ(0, last_js_stack_height); // No JavaScript stack. |
| 3937 | |
| 3938 | // Throws SyntaxError: Unexpected end of input |
| 3939 | v8::Script::Compile(v8::String::New("eval('+++')"))->Run(); |
| 3940 | CHECK_EQ(3, exception_hit_count); |
| 3941 | CHECK_EQ(3, uncaught_exception_hit_count); |
| 3942 | CHECK_EQ(3, message_callback_count); |
| 3943 | CHECK_EQ(1, last_js_stack_height); |
| 3944 | |
| 3945 | // Throws SyntaxError: Unexpected identifier |
| 3946 | v8::Script::Compile(v8::String::New("eval('x x')"))->Run(); |
| 3947 | CHECK_EQ(4, exception_hit_count); |
| 3948 | CHECK_EQ(4, uncaught_exception_hit_count); |
| 3949 | CHECK_EQ(4, message_callback_count); |
| 3950 | CHECK_EQ(1, last_js_stack_height); |
| 3951 | } |
| 3952 | |
| 3953 | |
| 3954 | TEST(StepWithException) { |
| 3955 | v8::HandleScope scope; |
| 3956 | DebugLocalContext env; |
| 3957 | |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 3958 | // For this test, we want to break on uncaught exceptions: |
| 3959 | ChangeBreakOnException(false, true); |
| 3960 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3961 | // Create a function for checking the function when hitting a break point. |
| 3962 | frame_function_name = CompileFunction(&env, |
| 3963 | frame_function_name_source, |
| 3964 | "frame_function_name"); |
| 3965 | |
| 3966 | // Register a debug event listener which steps and counts. |
| 3967 | v8::Debug::SetDebugEventListener(DebugEventStepSequence); |
| 3968 | |
| 3969 | // Create functions for testing stepping. |
| 3970 | const char* src = "function a() { n(); }; " |
| 3971 | "function b() { c(); }; " |
| 3972 | "function c() { n(); }; " |
| 3973 | "function d() { x = 1; try { e(); } catch(x) { x = 2; } }; " |
| 3974 | "function e() { n(); }; " |
| 3975 | "function f() { x = 1; try { g(); } catch(x) { x = 2; } }; " |
| 3976 | "function g() { h(); }; " |
| 3977 | "function h() { x = 1; throw 1; }; "; |
| 3978 | |
| 3979 | // Step through invocation of a. |
| 3980 | v8::Local<v8::Function> a = CompileFunction(&env, src, "a"); |
| 3981 | SetBreakPoint(a, 0); |
| 3982 | step_action = StepIn; |
| 3983 | break_point_hit_count = 0; |
| 3984 | expected_step_sequence = "aa"; |
| 3985 | a->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3986 | CHECK_EQ(StrLength(expected_step_sequence), |
| 3987 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3988 | |
| 3989 | // Step through invocation of b + c. |
| 3990 | v8::Local<v8::Function> b = CompileFunction(&env, src, "b"); |
| 3991 | SetBreakPoint(b, 0); |
| 3992 | step_action = StepIn; |
| 3993 | break_point_hit_count = 0; |
| 3994 | expected_step_sequence = "bcc"; |
| 3995 | b->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3996 | CHECK_EQ(StrLength(expected_step_sequence), |
| 3997 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3998 | // Step through invocation of d + e. |
| 3999 | v8::Local<v8::Function> d = CompileFunction(&env, src, "d"); |
| 4000 | SetBreakPoint(d, 0); |
| 4001 | ChangeBreakOnException(false, true); |
| 4002 | step_action = StepIn; |
| 4003 | break_point_hit_count = 0; |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 4004 | expected_step_sequence = "ddedd"; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4005 | d->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 4006 | CHECK_EQ(StrLength(expected_step_sequence), |
| 4007 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4008 | |
| 4009 | // Step through invocation of d + e now with break on caught exceptions. |
| 4010 | ChangeBreakOnException(true, true); |
| 4011 | step_action = StepIn; |
| 4012 | break_point_hit_count = 0; |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 4013 | expected_step_sequence = "ddeedd"; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4014 | d->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 4015 | CHECK_EQ(StrLength(expected_step_sequence), |
| 4016 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4017 | |
| 4018 | // Step through invocation of f + g + h. |
| 4019 | v8::Local<v8::Function> f = CompileFunction(&env, src, "f"); |
| 4020 | SetBreakPoint(f, 0); |
| 4021 | ChangeBreakOnException(false, true); |
| 4022 | step_action = StepIn; |
| 4023 | break_point_hit_count = 0; |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 4024 | expected_step_sequence = "ffghhff"; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4025 | f->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 4026 | CHECK_EQ(StrLength(expected_step_sequence), |
| 4027 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4028 | |
| 4029 | // Step through invocation of f + g + h now with break on caught exceptions. |
| 4030 | ChangeBreakOnException(true, true); |
| 4031 | step_action = StepIn; |
| 4032 | break_point_hit_count = 0; |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 4033 | expected_step_sequence = "ffghhhff"; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4034 | f->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 4035 | CHECK_EQ(StrLength(expected_step_sequence), |
| 4036 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4037 | |
| 4038 | // Get rid of the debug event listener. |
| 4039 | v8::Debug::SetDebugEventListener(NULL); |
| 4040 | CheckDebuggerUnloaded(); |
| 4041 | } |
| 4042 | |
| 4043 | |
| 4044 | TEST(DebugBreak) { |
| 4045 | v8::HandleScope scope; |
| 4046 | DebugLocalContext env; |
| 4047 | |
| 4048 | // This test should be run with option --verify-heap. As --verify-heap is |
| 4049 | // only available in debug mode only check for it in that case. |
| 4050 | #ifdef DEBUG |
| 4051 | CHECK(v8::internal::FLAG_verify_heap); |
| 4052 | #endif |
| 4053 | |
| 4054 | // Register a debug event listener which sets the break flag and counts. |
| 4055 | v8::Debug::SetDebugEventListener(DebugEventBreak); |
| 4056 | |
| 4057 | // Create a function for testing stepping. |
| 4058 | const char* src = "function f0() {}" |
| 4059 | "function f1(x1) {}" |
| 4060 | "function f2(x1,x2) {}" |
| 4061 | "function f3(x1,x2,x3) {}"; |
| 4062 | v8::Local<v8::Function> f0 = CompileFunction(&env, src, "f0"); |
| 4063 | v8::Local<v8::Function> f1 = CompileFunction(&env, src, "f1"); |
| 4064 | v8::Local<v8::Function> f2 = CompileFunction(&env, src, "f2"); |
| 4065 | v8::Local<v8::Function> f3 = CompileFunction(&env, src, "f3"); |
| 4066 | |
| 4067 | // Call the function to make sure it is compiled. |
| 4068 | v8::Handle<v8::Value> argv[] = { v8::Number::New(1), |
| 4069 | v8::Number::New(1), |
| 4070 | v8::Number::New(1), |
| 4071 | v8::Number::New(1) }; |
| 4072 | |
| 4073 | // Call all functions to make sure that they are compiled. |
| 4074 | f0->Call(env->Global(), 0, NULL); |
| 4075 | f1->Call(env->Global(), 0, NULL); |
| 4076 | f2->Call(env->Global(), 0, NULL); |
| 4077 | f3->Call(env->Global(), 0, NULL); |
| 4078 | |
| 4079 | // Set the debug break flag. |
| 4080 | v8::Debug::DebugBreak(); |
| 4081 | |
| 4082 | // Call all functions with different argument count. |
| 4083 | break_point_hit_count = 0; |
| 4084 | for (unsigned int i = 0; i < ARRAY_SIZE(argv); i++) { |
| 4085 | f0->Call(env->Global(), i, argv); |
| 4086 | f1->Call(env->Global(), i, argv); |
| 4087 | f2->Call(env->Global(), i, argv); |
| 4088 | f3->Call(env->Global(), i, argv); |
| 4089 | } |
| 4090 | |
| 4091 | // One break for each function called. |
| 4092 | CHECK_EQ(4 * ARRAY_SIZE(argv), break_point_hit_count); |
| 4093 | |
| 4094 | // Get rid of the debug event listener. |
| 4095 | v8::Debug::SetDebugEventListener(NULL); |
| 4096 | CheckDebuggerUnloaded(); |
| 4097 | } |
| 4098 | |
| 4099 | |
| 4100 | // Test to ensure that JavaScript code keeps running while the debug break |
| 4101 | // through the stack limit flag is set but breaks are disabled. |
| 4102 | TEST(DisableBreak) { |
| 4103 | v8::HandleScope scope; |
| 4104 | DebugLocalContext env; |
| 4105 | |
| 4106 | // Register a debug event listener which sets the break flag and counts. |
| 4107 | v8::Debug::SetDebugEventListener(DebugEventCounter); |
| 4108 | |
| 4109 | // Create a function for testing stepping. |
| 4110 | const char* src = "function f() {g()};function g(){i=0; while(i<10){i++}}"; |
| 4111 | v8::Local<v8::Function> f = CompileFunction(&env, src, "f"); |
| 4112 | |
| 4113 | // Set the debug break flag. |
| 4114 | v8::Debug::DebugBreak(); |
| 4115 | |
| 4116 | // Call all functions with different argument count. |
| 4117 | break_point_hit_count = 0; |
| 4118 | f->Call(env->Global(), 0, NULL); |
| 4119 | CHECK_EQ(1, break_point_hit_count); |
| 4120 | |
| 4121 | { |
| 4122 | v8::Debug::DebugBreak(); |
| 4123 | v8::internal::DisableBreak disable_break(true); |
| 4124 | f->Call(env->Global(), 0, NULL); |
| 4125 | CHECK_EQ(1, break_point_hit_count); |
| 4126 | } |
| 4127 | |
| 4128 | f->Call(env->Global(), 0, NULL); |
| 4129 | CHECK_EQ(2, break_point_hit_count); |
| 4130 | |
| 4131 | // Get rid of the debug event listener. |
| 4132 | v8::Debug::SetDebugEventListener(NULL); |
| 4133 | CheckDebuggerUnloaded(); |
| 4134 | } |
| 4135 | |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 4136 | static const char* kSimpleExtensionSource = |
| 4137 | "(function Foo() {" |
| 4138 | " return 4;" |
| 4139 | "})() "; |
| 4140 | |
| 4141 | // http://crbug.com/28933 |
| 4142 | // Test that debug break is disabled when bootstrapper is active. |
| 4143 | TEST(NoBreakWhenBootstrapping) { |
| 4144 | v8::HandleScope scope; |
| 4145 | |
| 4146 | // Register a debug event listener which sets the break flag and counts. |
| 4147 | v8::Debug::SetDebugEventListener(DebugEventCounter); |
| 4148 | |
| 4149 | // Set the debug break flag. |
| 4150 | v8::Debug::DebugBreak(); |
| 4151 | break_point_hit_count = 0; |
| 4152 | { |
| 4153 | // Create a context with an extension to make sure that some JavaScript |
| 4154 | // code is executed during bootstrapping. |
| 4155 | v8::RegisterExtension(new v8::Extension("simpletest", |
| 4156 | kSimpleExtensionSource)); |
| 4157 | const char* extension_names[] = { "simpletest" }; |
| 4158 | v8::ExtensionConfiguration extensions(1, extension_names); |
| 4159 | v8::Persistent<v8::Context> context = v8::Context::New(&extensions); |
| 4160 | context.Dispose(); |
| 4161 | } |
| 4162 | // Check that no DebugBreak events occured during the context creation. |
| 4163 | CHECK_EQ(0, break_point_hit_count); |
| 4164 | |
| 4165 | // Get rid of the debug event listener. |
| 4166 | v8::Debug::SetDebugEventListener(NULL); |
| 4167 | CheckDebuggerUnloaded(); |
| 4168 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4169 | |
| 4170 | static v8::Handle<v8::Array> NamedEnum(const v8::AccessorInfo&) { |
| 4171 | v8::Handle<v8::Array> result = v8::Array::New(3); |
| 4172 | result->Set(v8::Integer::New(0), v8::String::New("a")); |
| 4173 | result->Set(v8::Integer::New(1), v8::String::New("b")); |
| 4174 | result->Set(v8::Integer::New(2), v8::String::New("c")); |
| 4175 | return result; |
| 4176 | } |
| 4177 | |
| 4178 | |
| 4179 | static v8::Handle<v8::Array> IndexedEnum(const v8::AccessorInfo&) { |
| 4180 | v8::Handle<v8::Array> result = v8::Array::New(2); |
| 4181 | result->Set(v8::Integer::New(0), v8::Number::New(1)); |
| 4182 | result->Set(v8::Integer::New(1), v8::Number::New(10)); |
| 4183 | return result; |
| 4184 | } |
| 4185 | |
| 4186 | |
| 4187 | static v8::Handle<v8::Value> NamedGetter(v8::Local<v8::String> name, |
| 4188 | const v8::AccessorInfo& info) { |
| 4189 | v8::String::AsciiValue n(name); |
| 4190 | if (strcmp(*n, "a") == 0) { |
| 4191 | return v8::String::New("AA"); |
| 4192 | } else if (strcmp(*n, "b") == 0) { |
| 4193 | return v8::String::New("BB"); |
| 4194 | } else if (strcmp(*n, "c") == 0) { |
| 4195 | return v8::String::New("CC"); |
| 4196 | } else { |
| 4197 | return v8::Undefined(); |
| 4198 | } |
| 4199 | |
| 4200 | return name; |
| 4201 | } |
| 4202 | |
| 4203 | |
| 4204 | static v8::Handle<v8::Value> IndexedGetter(uint32_t index, |
| 4205 | const v8::AccessorInfo& info) { |
| 4206 | return v8::Number::New(index + 1); |
| 4207 | } |
| 4208 | |
| 4209 | |
| 4210 | TEST(InterceptorPropertyMirror) { |
| 4211 | // Create a V8 environment with debug access. |
| 4212 | v8::HandleScope scope; |
| 4213 | DebugLocalContext env; |
| 4214 | env.ExposeDebug(); |
| 4215 | |
| 4216 | // Create object with named interceptor. |
| 4217 | v8::Handle<v8::ObjectTemplate> named = v8::ObjectTemplate::New(); |
| 4218 | named->SetNamedPropertyHandler(NamedGetter, NULL, NULL, NULL, NamedEnum); |
| 4219 | env->Global()->Set(v8::String::New("intercepted_named"), |
| 4220 | named->NewInstance()); |
| 4221 | |
| 4222 | // Create object with indexed interceptor. |
| 4223 | v8::Handle<v8::ObjectTemplate> indexed = v8::ObjectTemplate::New(); |
| 4224 | indexed->SetIndexedPropertyHandler(IndexedGetter, |
| 4225 | NULL, |
| 4226 | NULL, |
| 4227 | NULL, |
| 4228 | IndexedEnum); |
| 4229 | env->Global()->Set(v8::String::New("intercepted_indexed"), |
| 4230 | indexed->NewInstance()); |
| 4231 | |
| 4232 | // Create object with both named and indexed interceptor. |
| 4233 | v8::Handle<v8::ObjectTemplate> both = v8::ObjectTemplate::New(); |
| 4234 | both->SetNamedPropertyHandler(NamedGetter, NULL, NULL, NULL, NamedEnum); |
| 4235 | both->SetIndexedPropertyHandler(IndexedGetter, NULL, NULL, NULL, IndexedEnum); |
| 4236 | env->Global()->Set(v8::String::New("intercepted_both"), both->NewInstance()); |
| 4237 | |
| 4238 | // Get mirrors for the three objects with interceptor. |
| 4239 | CompileRun( |
| 4240 | "named_mirror = debug.MakeMirror(intercepted_named);" |
| 4241 | "indexed_mirror = debug.MakeMirror(intercepted_indexed);" |
| 4242 | "both_mirror = debug.MakeMirror(intercepted_both)"); |
| 4243 | CHECK(CompileRun( |
| 4244 | "named_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 4245 | CHECK(CompileRun( |
| 4246 | "indexed_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 4247 | CHECK(CompileRun( |
| 4248 | "both_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 4249 | |
| 4250 | // Get the property names from the interceptors |
| 4251 | CompileRun( |
| 4252 | "named_names = named_mirror.propertyNames();" |
| 4253 | "indexed_names = indexed_mirror.propertyNames();" |
| 4254 | "both_names = both_mirror.propertyNames()"); |
| 4255 | CHECK_EQ(3, CompileRun("named_names.length")->Int32Value()); |
| 4256 | CHECK_EQ(2, CompileRun("indexed_names.length")->Int32Value()); |
| 4257 | CHECK_EQ(5, CompileRun("both_names.length")->Int32Value()); |
| 4258 | |
| 4259 | // Check the expected number of properties. |
| 4260 | const char* source; |
| 4261 | source = "named_mirror.properties().length"; |
| 4262 | CHECK_EQ(3, CompileRun(source)->Int32Value()); |
| 4263 | |
| 4264 | source = "indexed_mirror.properties().length"; |
| 4265 | CHECK_EQ(2, CompileRun(source)->Int32Value()); |
| 4266 | |
| 4267 | source = "both_mirror.properties().length"; |
| 4268 | CHECK_EQ(5, CompileRun(source)->Int32Value()); |
| 4269 | |
| 4270 | // 1 is PropertyKind.Named; |
| 4271 | source = "both_mirror.properties(1).length"; |
| 4272 | CHECK_EQ(3, CompileRun(source)->Int32Value()); |
| 4273 | |
| 4274 | // 2 is PropertyKind.Indexed; |
| 4275 | source = "both_mirror.properties(2).length"; |
| 4276 | CHECK_EQ(2, CompileRun(source)->Int32Value()); |
| 4277 | |
| 4278 | // 3 is PropertyKind.Named | PropertyKind.Indexed; |
| 4279 | source = "both_mirror.properties(3).length"; |
| 4280 | CHECK_EQ(5, CompileRun(source)->Int32Value()); |
| 4281 | |
| 4282 | // Get the interceptor properties for the object with only named interceptor. |
| 4283 | CompileRun("named_values = named_mirror.properties()"); |
| 4284 | |
| 4285 | // Check that the properties are interceptor properties. |
| 4286 | for (int i = 0; i < 3; i++) { |
| 4287 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 4288 | OS::SNPrintF(buffer, |
| 4289 | "named_values[%d] instanceof debug.PropertyMirror", i); |
| 4290 | CHECK(CompileRun(buffer.start())->BooleanValue()); |
| 4291 | |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 4292 | // 5 is PropertyType.Interceptor |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4293 | OS::SNPrintF(buffer, "named_values[%d].propertyType()", i); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 4294 | CHECK_EQ(5, CompileRun(buffer.start())->Int32Value()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4295 | |
| 4296 | OS::SNPrintF(buffer, "named_values[%d].isNative()", i); |
| 4297 | CHECK(CompileRun(buffer.start())->BooleanValue()); |
| 4298 | } |
| 4299 | |
| 4300 | // Get the interceptor properties for the object with only indexed |
| 4301 | // interceptor. |
| 4302 | CompileRun("indexed_values = indexed_mirror.properties()"); |
| 4303 | |
| 4304 | // Check that the properties are interceptor properties. |
| 4305 | for (int i = 0; i < 2; i++) { |
| 4306 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 4307 | OS::SNPrintF(buffer, |
| 4308 | "indexed_values[%d] instanceof debug.PropertyMirror", i); |
| 4309 | CHECK(CompileRun(buffer.start())->BooleanValue()); |
| 4310 | } |
| 4311 | |
| 4312 | // Get the interceptor properties for the object with both types of |
| 4313 | // interceptors. |
| 4314 | CompileRun("both_values = both_mirror.properties()"); |
| 4315 | |
| 4316 | // Check that the properties are interceptor properties. |
| 4317 | for (int i = 0; i < 5; i++) { |
| 4318 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 4319 | OS::SNPrintF(buffer, "both_values[%d] instanceof debug.PropertyMirror", i); |
| 4320 | CHECK(CompileRun(buffer.start())->BooleanValue()); |
| 4321 | } |
| 4322 | |
| 4323 | // Check the property names. |
| 4324 | source = "both_values[0].name() == 'a'"; |
| 4325 | CHECK(CompileRun(source)->BooleanValue()); |
| 4326 | |
| 4327 | source = "both_values[1].name() == 'b'"; |
| 4328 | CHECK(CompileRun(source)->BooleanValue()); |
| 4329 | |
| 4330 | source = "both_values[2].name() == 'c'"; |
| 4331 | CHECK(CompileRun(source)->BooleanValue()); |
| 4332 | |
| 4333 | source = "both_values[3].name() == 1"; |
| 4334 | CHECK(CompileRun(source)->BooleanValue()); |
| 4335 | |
| 4336 | source = "both_values[4].name() == 10"; |
| 4337 | CHECK(CompileRun(source)->BooleanValue()); |
| 4338 | } |
| 4339 | |
| 4340 | |
| 4341 | TEST(HiddenPrototypePropertyMirror) { |
| 4342 | // Create a V8 environment with debug access. |
| 4343 | v8::HandleScope scope; |
| 4344 | DebugLocalContext env; |
| 4345 | env.ExposeDebug(); |
| 4346 | |
| 4347 | v8::Handle<v8::FunctionTemplate> t0 = v8::FunctionTemplate::New(); |
| 4348 | t0->InstanceTemplate()->Set(v8::String::New("x"), v8::Number::New(0)); |
| 4349 | v8::Handle<v8::FunctionTemplate> t1 = v8::FunctionTemplate::New(); |
| 4350 | t1->SetHiddenPrototype(true); |
| 4351 | t1->InstanceTemplate()->Set(v8::String::New("y"), v8::Number::New(1)); |
| 4352 | v8::Handle<v8::FunctionTemplate> t2 = v8::FunctionTemplate::New(); |
| 4353 | t2->SetHiddenPrototype(true); |
| 4354 | t2->InstanceTemplate()->Set(v8::String::New("z"), v8::Number::New(2)); |
| 4355 | v8::Handle<v8::FunctionTemplate> t3 = v8::FunctionTemplate::New(); |
| 4356 | t3->InstanceTemplate()->Set(v8::String::New("u"), v8::Number::New(3)); |
| 4357 | |
| 4358 | // Create object and set them on the global object. |
| 4359 | v8::Handle<v8::Object> o0 = t0->GetFunction()->NewInstance(); |
| 4360 | env->Global()->Set(v8::String::New("o0"), o0); |
| 4361 | v8::Handle<v8::Object> o1 = t1->GetFunction()->NewInstance(); |
| 4362 | env->Global()->Set(v8::String::New("o1"), o1); |
| 4363 | v8::Handle<v8::Object> o2 = t2->GetFunction()->NewInstance(); |
| 4364 | env->Global()->Set(v8::String::New("o2"), o2); |
| 4365 | v8::Handle<v8::Object> o3 = t3->GetFunction()->NewInstance(); |
| 4366 | env->Global()->Set(v8::String::New("o3"), o3); |
| 4367 | |
| 4368 | // Get mirrors for the four objects. |
| 4369 | CompileRun( |
| 4370 | "o0_mirror = debug.MakeMirror(o0);" |
| 4371 | "o1_mirror = debug.MakeMirror(o1);" |
| 4372 | "o2_mirror = debug.MakeMirror(o2);" |
| 4373 | "o3_mirror = debug.MakeMirror(o3)"); |
| 4374 | CHECK(CompileRun("o0_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 4375 | CHECK(CompileRun("o1_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 4376 | CHECK(CompileRun("o2_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 4377 | CHECK(CompileRun("o3_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 4378 | |
| 4379 | // Check that each object has one property. |
| 4380 | CHECK_EQ(1, CompileRun( |
| 4381 | "o0_mirror.propertyNames().length")->Int32Value()); |
| 4382 | CHECK_EQ(1, CompileRun( |
| 4383 | "o1_mirror.propertyNames().length")->Int32Value()); |
| 4384 | CHECK_EQ(1, CompileRun( |
| 4385 | "o2_mirror.propertyNames().length")->Int32Value()); |
| 4386 | CHECK_EQ(1, CompileRun( |
| 4387 | "o3_mirror.propertyNames().length")->Int32Value()); |
| 4388 | |
| 4389 | // Set o1 as prototype for o0. o1 has the hidden prototype flag so all |
| 4390 | // properties on o1 should be seen on o0. |
| 4391 | o0->Set(v8::String::New("__proto__"), o1); |
| 4392 | CHECK_EQ(2, CompileRun( |
| 4393 | "o0_mirror.propertyNames().length")->Int32Value()); |
| 4394 | CHECK_EQ(0, CompileRun( |
| 4395 | "o0_mirror.property('x').value().value()")->Int32Value()); |
| 4396 | CHECK_EQ(1, CompileRun( |
| 4397 | "o0_mirror.property('y').value().value()")->Int32Value()); |
| 4398 | |
| 4399 | // Set o2 as prototype for o0 (it will end up after o1 as o1 has the hidden |
| 4400 | // prototype flag. o2 also has the hidden prototype flag so all properties |
| 4401 | // on o2 should be seen on o0 as well as properties on o1. |
| 4402 | o0->Set(v8::String::New("__proto__"), o2); |
| 4403 | CHECK_EQ(3, CompileRun( |
| 4404 | "o0_mirror.propertyNames().length")->Int32Value()); |
| 4405 | CHECK_EQ(0, CompileRun( |
| 4406 | "o0_mirror.property('x').value().value()")->Int32Value()); |
| 4407 | CHECK_EQ(1, CompileRun( |
| 4408 | "o0_mirror.property('y').value().value()")->Int32Value()); |
| 4409 | CHECK_EQ(2, CompileRun( |
| 4410 | "o0_mirror.property('z').value().value()")->Int32Value()); |
| 4411 | |
| 4412 | // Set o3 as prototype for o0 (it will end up after o1 and o2 as both o1 and |
| 4413 | // o2 has the hidden prototype flag. o3 does not have the hidden prototype |
| 4414 | // flag so properties on o3 should not be seen on o0 whereas the properties |
| 4415 | // from o1 and o2 should still be seen on o0. |
| 4416 | // Final prototype chain: o0 -> o1 -> o2 -> o3 |
| 4417 | // Hidden prototypes: ^^ ^^ |
| 4418 | o0->Set(v8::String::New("__proto__"), o3); |
| 4419 | CHECK_EQ(3, CompileRun( |
| 4420 | "o0_mirror.propertyNames().length")->Int32Value()); |
| 4421 | CHECK_EQ(1, CompileRun( |
| 4422 | "o3_mirror.propertyNames().length")->Int32Value()); |
| 4423 | CHECK_EQ(0, CompileRun( |
| 4424 | "o0_mirror.property('x').value().value()")->Int32Value()); |
| 4425 | CHECK_EQ(1, CompileRun( |
| 4426 | "o0_mirror.property('y').value().value()")->Int32Value()); |
| 4427 | CHECK_EQ(2, CompileRun( |
| 4428 | "o0_mirror.property('z').value().value()")->Int32Value()); |
| 4429 | CHECK(CompileRun("o0_mirror.property('u').isUndefined()")->BooleanValue()); |
| 4430 | |
| 4431 | // The prototype (__proto__) for o0 should be o3 as o1 and o2 are hidden. |
| 4432 | CHECK(CompileRun("o0_mirror.protoObject() == o3_mirror")->BooleanValue()); |
| 4433 | } |
| 4434 | |
| 4435 | |
| 4436 | static v8::Handle<v8::Value> ProtperyXNativeGetter( |
| 4437 | v8::Local<v8::String> property, const v8::AccessorInfo& info) { |
| 4438 | return v8::Integer::New(10); |
| 4439 | } |
| 4440 | |
| 4441 | |
| 4442 | TEST(NativeGetterPropertyMirror) { |
| 4443 | // Create a V8 environment with debug access. |
| 4444 | v8::HandleScope scope; |
| 4445 | DebugLocalContext env; |
| 4446 | env.ExposeDebug(); |
| 4447 | |
| 4448 | v8::Handle<v8::String> name = v8::String::New("x"); |
| 4449 | // Create object with named accessor. |
| 4450 | v8::Handle<v8::ObjectTemplate> named = v8::ObjectTemplate::New(); |
| 4451 | named->SetAccessor(name, &ProtperyXNativeGetter, NULL, |
| 4452 | v8::Handle<v8::Value>(), v8::DEFAULT, v8::None); |
| 4453 | |
| 4454 | // Create object with named property getter. |
| 4455 | env->Global()->Set(v8::String::New("instance"), named->NewInstance()); |
| 4456 | CHECK_EQ(10, CompileRun("instance.x")->Int32Value()); |
| 4457 | |
| 4458 | // Get mirror for the object with property getter. |
| 4459 | CompileRun("instance_mirror = debug.MakeMirror(instance);"); |
| 4460 | CHECK(CompileRun( |
| 4461 | "instance_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 4462 | |
| 4463 | CompileRun("named_names = instance_mirror.propertyNames();"); |
| 4464 | CHECK_EQ(1, CompileRun("named_names.length")->Int32Value()); |
| 4465 | CHECK(CompileRun("named_names[0] == 'x'")->BooleanValue()); |
| 4466 | CHECK(CompileRun( |
| 4467 | "instance_mirror.property('x').value().isNumber()")->BooleanValue()); |
| 4468 | CHECK(CompileRun( |
| 4469 | "instance_mirror.property('x').value().value() == 10")->BooleanValue()); |
| 4470 | } |
| 4471 | |
| 4472 | |
| 4473 | static v8::Handle<v8::Value> ProtperyXNativeGetterThrowingError( |
| 4474 | v8::Local<v8::String> property, const v8::AccessorInfo& info) { |
| 4475 | return CompileRun("throw new Error('Error message');"); |
| 4476 | } |
| 4477 | |
| 4478 | |
| 4479 | TEST(NativeGetterThrowingErrorPropertyMirror) { |
| 4480 | // Create a V8 environment with debug access. |
| 4481 | v8::HandleScope scope; |
| 4482 | DebugLocalContext env; |
| 4483 | env.ExposeDebug(); |
| 4484 | |
| 4485 | v8::Handle<v8::String> name = v8::String::New("x"); |
| 4486 | // Create object with named accessor. |
| 4487 | v8::Handle<v8::ObjectTemplate> named = v8::ObjectTemplate::New(); |
| 4488 | named->SetAccessor(name, &ProtperyXNativeGetterThrowingError, NULL, |
| 4489 | v8::Handle<v8::Value>(), v8::DEFAULT, v8::None); |
| 4490 | |
| 4491 | // Create object with named property getter. |
| 4492 | env->Global()->Set(v8::String::New("instance"), named->NewInstance()); |
| 4493 | |
| 4494 | // Get mirror for the object with property getter. |
| 4495 | CompileRun("instance_mirror = debug.MakeMirror(instance);"); |
| 4496 | CHECK(CompileRun( |
| 4497 | "instance_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 4498 | CompileRun("named_names = instance_mirror.propertyNames();"); |
| 4499 | CHECK_EQ(1, CompileRun("named_names.length")->Int32Value()); |
| 4500 | CHECK(CompileRun("named_names[0] == 'x'")->BooleanValue()); |
| 4501 | CHECK(CompileRun( |
| 4502 | "instance_mirror.property('x').value().isError()")->BooleanValue()); |
| 4503 | |
| 4504 | // Check that the message is that passed to the Error constructor. |
| 4505 | CHECK(CompileRun( |
| 4506 | "instance_mirror.property('x').value().message() == 'Error message'")-> |
| 4507 | BooleanValue()); |
| 4508 | } |
| 4509 | |
| 4510 | |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 4511 | // Test that hidden properties object is not returned as an unnamed property |
| 4512 | // among regular properties. |
| 4513 | // See http://crbug.com/26491 |
| 4514 | TEST(NoHiddenProperties) { |
| 4515 | // Create a V8 environment with debug access. |
| 4516 | v8::HandleScope scope; |
| 4517 | DebugLocalContext env; |
| 4518 | env.ExposeDebug(); |
| 4519 | |
| 4520 | // Create an object in the global scope. |
| 4521 | const char* source = "var obj = {a: 1};"; |
| 4522 | v8::Script::Compile(v8::String::New(source))->Run(); |
| 4523 | v8::Local<v8::Object> obj = v8::Local<v8::Object>::Cast( |
| 4524 | env->Global()->Get(v8::String::New("obj"))); |
| 4525 | // Set a hidden property on the object. |
| 4526 | obj->SetHiddenValue(v8::String::New("v8::test-debug::a"), |
| 4527 | v8::Int32::New(11)); |
| 4528 | |
| 4529 | // Get mirror for the object with property getter. |
| 4530 | CompileRun("var obj_mirror = debug.MakeMirror(obj);"); |
| 4531 | CHECK(CompileRun( |
| 4532 | "obj_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 4533 | CompileRun("var named_names = obj_mirror.propertyNames();"); |
| 4534 | // There should be exactly one property. But there is also an unnamed |
| 4535 | // property whose value is hidden properties dictionary. The latter |
| 4536 | // property should not be in the list of reguar properties. |
| 4537 | CHECK_EQ(1, CompileRun("named_names.length")->Int32Value()); |
| 4538 | CHECK(CompileRun("named_names[0] == 'a'")->BooleanValue()); |
| 4539 | CHECK(CompileRun( |
| 4540 | "obj_mirror.property('a').value().value() == 1")->BooleanValue()); |
| 4541 | |
| 4542 | // Object created by t0 will become hidden prototype of object 'obj'. |
| 4543 | v8::Handle<v8::FunctionTemplate> t0 = v8::FunctionTemplate::New(); |
| 4544 | t0->InstanceTemplate()->Set(v8::String::New("b"), v8::Number::New(2)); |
| 4545 | t0->SetHiddenPrototype(true); |
| 4546 | v8::Handle<v8::FunctionTemplate> t1 = v8::FunctionTemplate::New(); |
| 4547 | t1->InstanceTemplate()->Set(v8::String::New("c"), v8::Number::New(3)); |
| 4548 | |
| 4549 | // Create proto objects, add hidden properties to them and set them on |
| 4550 | // the global object. |
| 4551 | v8::Handle<v8::Object> protoObj = t0->GetFunction()->NewInstance(); |
| 4552 | protoObj->SetHiddenValue(v8::String::New("v8::test-debug::b"), |
| 4553 | v8::Int32::New(12)); |
| 4554 | env->Global()->Set(v8::String::New("protoObj"), protoObj); |
| 4555 | v8::Handle<v8::Object> grandProtoObj = t1->GetFunction()->NewInstance(); |
| 4556 | grandProtoObj->SetHiddenValue(v8::String::New("v8::test-debug::c"), |
| 4557 | v8::Int32::New(13)); |
| 4558 | env->Global()->Set(v8::String::New("grandProtoObj"), grandProtoObj); |
| 4559 | |
| 4560 | // Setting prototypes: obj->protoObj->grandProtoObj |
| 4561 | protoObj->Set(v8::String::New("__proto__"), grandProtoObj); |
| 4562 | obj->Set(v8::String::New("__proto__"), protoObj); |
| 4563 | |
| 4564 | // Get mirror for the object with property getter. |
| 4565 | CompileRun("var obj_mirror = debug.MakeMirror(obj);"); |
| 4566 | CHECK(CompileRun( |
| 4567 | "obj_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 4568 | CompileRun("var named_names = obj_mirror.propertyNames();"); |
| 4569 | // There should be exactly two properties - one from the object itself and |
| 4570 | // another from its hidden prototype. |
| 4571 | CHECK_EQ(2, CompileRun("named_names.length")->Int32Value()); |
| 4572 | CHECK(CompileRun("named_names.sort(); named_names[0] == 'a' &&" |
| 4573 | "named_names[1] == 'b'")->BooleanValue()); |
| 4574 | CHECK(CompileRun( |
| 4575 | "obj_mirror.property('a').value().value() == 1")->BooleanValue()); |
| 4576 | CHECK(CompileRun( |
| 4577 | "obj_mirror.property('b').value().value() == 2")->BooleanValue()); |
| 4578 | } |
| 4579 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4580 | |
| 4581 | // Multithreaded tests of JSON debugger protocol |
| 4582 | |
| 4583 | // Support classes |
| 4584 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4585 | // Provides synchronization between k threads, where k is an input to the |
| 4586 | // constructor. The Wait() call blocks a thread until it is called for the |
| 4587 | // k'th time, then all calls return. Each ThreadBarrier object can only |
| 4588 | // be used once. |
| 4589 | class ThreadBarrier { |
| 4590 | public: |
| 4591 | explicit ThreadBarrier(int num_threads); |
| 4592 | ~ThreadBarrier(); |
| 4593 | void Wait(); |
| 4594 | private: |
| 4595 | int num_threads_; |
| 4596 | int num_blocked_; |
| 4597 | v8::internal::Mutex* lock_; |
| 4598 | v8::internal::Semaphore* sem_; |
| 4599 | bool invalid_; |
| 4600 | }; |
| 4601 | |
| 4602 | ThreadBarrier::ThreadBarrier(int num_threads) |
| 4603 | : num_threads_(num_threads), num_blocked_(0) { |
| 4604 | lock_ = OS::CreateMutex(); |
| 4605 | sem_ = OS::CreateSemaphore(0); |
| 4606 | invalid_ = false; // A barrier may only be used once. Then it is invalid. |
| 4607 | } |
| 4608 | |
| 4609 | // Do not call, due to race condition with Wait(). |
| 4610 | // Could be resolved with Pthread condition variables. |
| 4611 | ThreadBarrier::~ThreadBarrier() { |
| 4612 | lock_->Lock(); |
| 4613 | delete lock_; |
| 4614 | delete sem_; |
| 4615 | } |
| 4616 | |
| 4617 | void ThreadBarrier::Wait() { |
| 4618 | lock_->Lock(); |
| 4619 | CHECK(!invalid_); |
| 4620 | if (num_blocked_ == num_threads_ - 1) { |
| 4621 | // Signal and unblock all waiting threads. |
| 4622 | for (int i = 0; i < num_threads_ - 1; ++i) { |
| 4623 | sem_->Signal(); |
| 4624 | } |
| 4625 | invalid_ = true; |
| 4626 | printf("BARRIER\n\n"); |
| 4627 | fflush(stdout); |
| 4628 | lock_->Unlock(); |
| 4629 | } else { // Wait for the semaphore. |
| 4630 | ++num_blocked_; |
| 4631 | lock_->Unlock(); // Potential race condition with destructor because |
| 4632 | sem_->Wait(); // these two lines are not atomic. |
| 4633 | } |
| 4634 | } |
| 4635 | |
| 4636 | // A set containing enough barriers and semaphores for any of the tests. |
| 4637 | class Barriers { |
| 4638 | public: |
| 4639 | Barriers(); |
| 4640 | void Initialize(); |
| 4641 | ThreadBarrier barrier_1; |
| 4642 | ThreadBarrier barrier_2; |
| 4643 | ThreadBarrier barrier_3; |
| 4644 | ThreadBarrier barrier_4; |
| 4645 | ThreadBarrier barrier_5; |
| 4646 | v8::internal::Semaphore* semaphore_1; |
| 4647 | v8::internal::Semaphore* semaphore_2; |
| 4648 | }; |
| 4649 | |
| 4650 | Barriers::Barriers() : barrier_1(2), barrier_2(2), |
| 4651 | barrier_3(2), barrier_4(2), barrier_5(2) {} |
| 4652 | |
| 4653 | void Barriers::Initialize() { |
| 4654 | semaphore_1 = OS::CreateSemaphore(0); |
| 4655 | semaphore_2 = OS::CreateSemaphore(0); |
| 4656 | } |
| 4657 | |
| 4658 | |
| 4659 | // We match parts of the message to decide if it is a break message. |
| 4660 | bool IsBreakEventMessage(char *message) { |
| 4661 | const char* type_event = "\"type\":\"event\""; |
| 4662 | const char* event_break = "\"event\":\"break\""; |
| 4663 | // Does the message contain both type:event and event:break? |
| 4664 | return strstr(message, type_event) != NULL && |
| 4665 | strstr(message, event_break) != NULL; |
| 4666 | } |
| 4667 | |
| 4668 | |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 4669 | // We match parts of the message to decide if it is a exception message. |
| 4670 | bool IsExceptionEventMessage(char *message) { |
| 4671 | const char* type_event = "\"type\":\"event\""; |
| 4672 | const char* event_exception = "\"event\":\"exception\""; |
| 4673 | // Does the message contain both type:event and event:exception? |
| 4674 | return strstr(message, type_event) != NULL && |
| 4675 | strstr(message, event_exception) != NULL; |
| 4676 | } |
| 4677 | |
| 4678 | |
| 4679 | // We match the message wether it is an evaluate response message. |
| 4680 | bool IsEvaluateResponseMessage(char* message) { |
| 4681 | const char* type_response = "\"type\":\"response\""; |
| 4682 | const char* command_evaluate = "\"command\":\"evaluate\""; |
| 4683 | // Does the message contain both type:response and command:evaluate? |
| 4684 | return strstr(message, type_response) != NULL && |
| 4685 | strstr(message, command_evaluate) != NULL; |
| 4686 | } |
| 4687 | |
| 4688 | |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 4689 | static int StringToInt(const char* s) { |
| 4690 | return atoi(s); // NOLINT |
| 4691 | } |
| 4692 | |
| 4693 | |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 4694 | // We match parts of the message to get evaluate result int value. |
| 4695 | int GetEvaluateIntResult(char *message) { |
| 4696 | const char* value = "\"value\":"; |
| 4697 | char* pos = strstr(message, value); |
| 4698 | if (pos == NULL) { |
| 4699 | return -1; |
| 4700 | } |
| 4701 | int res = -1; |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 4702 | res = StringToInt(pos + strlen(value)); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 4703 | return res; |
| 4704 | } |
| 4705 | |
| 4706 | |
| 4707 | // We match parts of the message to get hit breakpoint id. |
| 4708 | int GetBreakpointIdFromBreakEventMessage(char *message) { |
| 4709 | const char* breakpoints = "\"breakpoints\":["; |
| 4710 | char* pos = strstr(message, breakpoints); |
| 4711 | if (pos == NULL) { |
| 4712 | return -1; |
| 4713 | } |
| 4714 | int res = -1; |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 4715 | res = StringToInt(pos + strlen(breakpoints)); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 4716 | return res; |
| 4717 | } |
| 4718 | |
| 4719 | |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 4720 | // We match parts of the message to get total frames number. |
| 4721 | int GetTotalFramesInt(char *message) { |
| 4722 | const char* prefix = "\"totalFrames\":"; |
| 4723 | char* pos = strstr(message, prefix); |
| 4724 | if (pos == NULL) { |
| 4725 | return -1; |
| 4726 | } |
| 4727 | pos += strlen(prefix); |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 4728 | int res = StringToInt(pos); |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 4729 | return res; |
| 4730 | } |
| 4731 | |
| 4732 | |
Iain Merrick | 9ac36c9 | 2010-09-13 15:29:50 +0100 | [diff] [blame] | 4733 | // We match parts of the message to get source line. |
| 4734 | int GetSourceLineFromBreakEventMessage(char *message) { |
| 4735 | const char* source_line = "\"sourceLine\":"; |
| 4736 | char* pos = strstr(message, source_line); |
| 4737 | if (pos == NULL) { |
| 4738 | return -1; |
| 4739 | } |
| 4740 | int res = -1; |
| 4741 | res = StringToInt(pos + strlen(source_line)); |
| 4742 | return res; |
| 4743 | } |
| 4744 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4745 | /* Test MessageQueues */ |
| 4746 | /* Tests the message queues that hold debugger commands and |
| 4747 | * response messages to the debugger. Fills queues and makes |
| 4748 | * them grow. |
| 4749 | */ |
| 4750 | Barriers message_queue_barriers; |
| 4751 | |
| 4752 | // This is the debugger thread, that executes no v8 calls except |
| 4753 | // placing JSON debugger commands in the queue. |
| 4754 | class MessageQueueDebuggerThread : public v8::internal::Thread { |
| 4755 | public: |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 4756 | MessageQueueDebuggerThread() |
| 4757 | : Thread("MessageQueueDebuggerThread") { } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4758 | void Run(); |
| 4759 | }; |
| 4760 | |
| 4761 | static void MessageHandler(const uint16_t* message, int length, |
| 4762 | v8::Debug::ClientData* client_data) { |
| 4763 | static char print_buffer[1000]; |
| 4764 | Utf16ToAscii(message, length, print_buffer); |
| 4765 | if (IsBreakEventMessage(print_buffer)) { |
| 4766 | // Lets test script wait until break occurs to send commands. |
| 4767 | // Signals when a break is reported. |
| 4768 | message_queue_barriers.semaphore_2->Signal(); |
| 4769 | } |
| 4770 | |
| 4771 | // Allow message handler to block on a semaphore, to test queueing of |
| 4772 | // messages while blocked. |
| 4773 | message_queue_barriers.semaphore_1->Wait(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4774 | } |
| 4775 | |
| 4776 | void MessageQueueDebuggerThread::Run() { |
| 4777 | const int kBufferSize = 1000; |
| 4778 | uint16_t buffer_1[kBufferSize]; |
| 4779 | uint16_t buffer_2[kBufferSize]; |
| 4780 | const char* command_1 = |
| 4781 | "{\"seq\":117," |
| 4782 | "\"type\":\"request\"," |
| 4783 | "\"command\":\"evaluate\"," |
| 4784 | "\"arguments\":{\"expression\":\"1+2\"}}"; |
| 4785 | const char* command_2 = |
| 4786 | "{\"seq\":118," |
| 4787 | "\"type\":\"request\"," |
| 4788 | "\"command\":\"evaluate\"," |
| 4789 | "\"arguments\":{\"expression\":\"1+a\"}}"; |
| 4790 | const char* command_3 = |
| 4791 | "{\"seq\":119," |
| 4792 | "\"type\":\"request\"," |
| 4793 | "\"command\":\"evaluate\"," |
| 4794 | "\"arguments\":{\"expression\":\"c.d * b\"}}"; |
| 4795 | const char* command_continue = |
| 4796 | "{\"seq\":106," |
| 4797 | "\"type\":\"request\"," |
| 4798 | "\"command\":\"continue\"}"; |
| 4799 | const char* command_single_step = |
| 4800 | "{\"seq\":107," |
| 4801 | "\"type\":\"request\"," |
| 4802 | "\"command\":\"continue\"," |
| 4803 | "\"arguments\":{\"stepaction\":\"next\"}}"; |
| 4804 | |
| 4805 | /* Interleaved sequence of actions by the two threads:*/ |
| 4806 | // Main thread compiles and runs source_1 |
| 4807 | message_queue_barriers.semaphore_1->Signal(); |
| 4808 | message_queue_barriers.barrier_1.Wait(); |
| 4809 | // Post 6 commands, filling the command queue and making it expand. |
| 4810 | // These calls return immediately, but the commands stay on the queue |
| 4811 | // until the execution of source_2. |
| 4812 | // Note: AsciiToUtf16 executes before SendCommand, so command is copied |
| 4813 | // to buffer before buffer is sent to SendCommand. |
| 4814 | v8::Debug::SendCommand(buffer_1, AsciiToUtf16(command_1, buffer_1)); |
| 4815 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_2, buffer_2)); |
| 4816 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_3, buffer_2)); |
| 4817 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_3, buffer_2)); |
| 4818 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_3, buffer_2)); |
| 4819 | message_queue_barriers.barrier_2.Wait(); |
| 4820 | // Main thread compiles and runs source_2. |
| 4821 | // Queued commands are executed at the start of compilation of source_2( |
| 4822 | // beforeCompile event). |
| 4823 | // Free the message handler to process all the messages from the queue. 7 |
| 4824 | // messages are expected: 2 afterCompile events and 5 responses. |
| 4825 | // All the commands added so far will fail to execute as long as call stack |
| 4826 | // is empty on beforeCompile event. |
| 4827 | for (int i = 0; i < 6 ; ++i) { |
| 4828 | message_queue_barriers.semaphore_1->Signal(); |
| 4829 | } |
| 4830 | message_queue_barriers.barrier_3.Wait(); |
| 4831 | // Main thread compiles and runs source_3. |
| 4832 | // Don't stop in the afterCompile handler. |
| 4833 | message_queue_barriers.semaphore_1->Signal(); |
| 4834 | // source_3 includes a debugger statement, which causes a break event. |
| 4835 | // Wait on break event from hitting "debugger" statement |
| 4836 | message_queue_barriers.semaphore_2->Wait(); |
| 4837 | // These should execute after the "debugger" statement in source_2 |
| 4838 | v8::Debug::SendCommand(buffer_1, AsciiToUtf16(command_1, buffer_1)); |
| 4839 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_2, buffer_2)); |
| 4840 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_3, buffer_2)); |
| 4841 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_single_step, buffer_2)); |
| 4842 | // Run after 2 break events, 4 responses. |
| 4843 | for (int i = 0; i < 6 ; ++i) { |
| 4844 | message_queue_barriers.semaphore_1->Signal(); |
| 4845 | } |
| 4846 | // Wait on break event after a single step executes. |
| 4847 | message_queue_barriers.semaphore_2->Wait(); |
| 4848 | v8::Debug::SendCommand(buffer_1, AsciiToUtf16(command_2, buffer_1)); |
| 4849 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_continue, buffer_2)); |
| 4850 | // Run after 2 responses. |
| 4851 | for (int i = 0; i < 2 ; ++i) { |
| 4852 | message_queue_barriers.semaphore_1->Signal(); |
| 4853 | } |
| 4854 | // Main thread continues running source_3 to end, waits for this thread. |
| 4855 | } |
| 4856 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4857 | |
| 4858 | // This thread runs the v8 engine. |
| 4859 | TEST(MessageQueues) { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 4860 | MessageQueueDebuggerThread message_queue_debugger_thread; |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 4861 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4862 | // Create a V8 environment |
| 4863 | v8::HandleScope scope; |
| 4864 | DebugLocalContext env; |
| 4865 | message_queue_barriers.Initialize(); |
| 4866 | v8::Debug::SetMessageHandler(MessageHandler); |
| 4867 | message_queue_debugger_thread.Start(); |
| 4868 | |
| 4869 | const char* source_1 = "a = 3; b = 4; c = new Object(); c.d = 5;"; |
| 4870 | const char* source_2 = "e = 17;"; |
| 4871 | const char* source_3 = "a = 4; debugger; a = 5; a = 6; a = 7;"; |
| 4872 | |
| 4873 | // See MessageQueueDebuggerThread::Run for interleaved sequence of |
| 4874 | // API calls and events in the two threads. |
| 4875 | CompileRun(source_1); |
| 4876 | message_queue_barriers.barrier_1.Wait(); |
| 4877 | message_queue_barriers.barrier_2.Wait(); |
| 4878 | CompileRun(source_2); |
| 4879 | message_queue_barriers.barrier_3.Wait(); |
| 4880 | CompileRun(source_3); |
| 4881 | message_queue_debugger_thread.Join(); |
| 4882 | fflush(stdout); |
| 4883 | } |
| 4884 | |
| 4885 | |
| 4886 | class TestClientData : public v8::Debug::ClientData { |
| 4887 | public: |
| 4888 | TestClientData() { |
| 4889 | constructor_call_counter++; |
| 4890 | } |
| 4891 | virtual ~TestClientData() { |
| 4892 | destructor_call_counter++; |
| 4893 | } |
| 4894 | |
| 4895 | static void ResetCounters() { |
| 4896 | constructor_call_counter = 0; |
| 4897 | destructor_call_counter = 0; |
| 4898 | } |
| 4899 | |
| 4900 | static int constructor_call_counter; |
| 4901 | static int destructor_call_counter; |
| 4902 | }; |
| 4903 | |
| 4904 | int TestClientData::constructor_call_counter = 0; |
| 4905 | int TestClientData::destructor_call_counter = 0; |
| 4906 | |
| 4907 | |
| 4908 | // Tests that MessageQueue doesn't destroy client data when expands and |
| 4909 | // does destroy when it dies. |
| 4910 | TEST(MessageQueueExpandAndDestroy) { |
| 4911 | TestClientData::ResetCounters(); |
| 4912 | { // Create a scope for the queue. |
| 4913 | CommandMessageQueue queue(1); |
| 4914 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 4915 | new TestClientData())); |
| 4916 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 4917 | new TestClientData())); |
| 4918 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 4919 | new TestClientData())); |
| 4920 | CHECK_EQ(0, TestClientData::destructor_call_counter); |
| 4921 | queue.Get().Dispose(); |
| 4922 | CHECK_EQ(1, TestClientData::destructor_call_counter); |
| 4923 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 4924 | new TestClientData())); |
| 4925 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 4926 | new TestClientData())); |
| 4927 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 4928 | new TestClientData())); |
| 4929 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 4930 | new TestClientData())); |
| 4931 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 4932 | new TestClientData())); |
| 4933 | CHECK_EQ(1, TestClientData::destructor_call_counter); |
| 4934 | queue.Get().Dispose(); |
| 4935 | CHECK_EQ(2, TestClientData::destructor_call_counter); |
| 4936 | } |
| 4937 | // All the client data should be destroyed when the queue is destroyed. |
| 4938 | CHECK_EQ(TestClientData::destructor_call_counter, |
| 4939 | TestClientData::destructor_call_counter); |
| 4940 | } |
| 4941 | |
| 4942 | |
| 4943 | static int handled_client_data_instances_count = 0; |
| 4944 | static void MessageHandlerCountingClientData( |
| 4945 | const v8::Debug::Message& message) { |
| 4946 | if (message.GetClientData() != NULL) { |
| 4947 | handled_client_data_instances_count++; |
| 4948 | } |
| 4949 | } |
| 4950 | |
| 4951 | |
| 4952 | // Tests that all client data passed to the debugger are sent to the handler. |
| 4953 | TEST(SendClientDataToHandler) { |
| 4954 | // Create a V8 environment |
| 4955 | v8::HandleScope scope; |
| 4956 | DebugLocalContext env; |
| 4957 | TestClientData::ResetCounters(); |
| 4958 | handled_client_data_instances_count = 0; |
| 4959 | v8::Debug::SetMessageHandler2(MessageHandlerCountingClientData); |
| 4960 | const char* source_1 = "a = 3; b = 4; c = new Object(); c.d = 5;"; |
| 4961 | const int kBufferSize = 1000; |
| 4962 | uint16_t buffer[kBufferSize]; |
| 4963 | const char* command_1 = |
| 4964 | "{\"seq\":117," |
| 4965 | "\"type\":\"request\"," |
| 4966 | "\"command\":\"evaluate\"," |
| 4967 | "\"arguments\":{\"expression\":\"1+2\"}}"; |
| 4968 | const char* command_2 = |
| 4969 | "{\"seq\":118," |
| 4970 | "\"type\":\"request\"," |
| 4971 | "\"command\":\"evaluate\"," |
| 4972 | "\"arguments\":{\"expression\":\"1+a\"}}"; |
| 4973 | const char* command_continue = |
| 4974 | "{\"seq\":106," |
| 4975 | "\"type\":\"request\"," |
| 4976 | "\"command\":\"continue\"}"; |
| 4977 | |
| 4978 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_1, buffer), |
| 4979 | new TestClientData()); |
| 4980 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_2, buffer), NULL); |
| 4981 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_2, buffer), |
| 4982 | new TestClientData()); |
| 4983 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_2, buffer), |
| 4984 | new TestClientData()); |
| 4985 | // All the messages will be processed on beforeCompile event. |
| 4986 | CompileRun(source_1); |
| 4987 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_continue, buffer)); |
| 4988 | CHECK_EQ(3, TestClientData::constructor_call_counter); |
| 4989 | CHECK_EQ(TestClientData::constructor_call_counter, |
| 4990 | handled_client_data_instances_count); |
| 4991 | CHECK_EQ(TestClientData::constructor_call_counter, |
| 4992 | TestClientData::destructor_call_counter); |
| 4993 | } |
| 4994 | |
| 4995 | |
| 4996 | /* Test ThreadedDebugging */ |
| 4997 | /* This test interrupts a running infinite loop that is |
| 4998 | * occupying the v8 thread by a break command from the |
| 4999 | * debugger thread. It then changes the value of a |
| 5000 | * global object, to make the loop terminate. |
| 5001 | */ |
| 5002 | |
| 5003 | Barriers threaded_debugging_barriers; |
| 5004 | |
| 5005 | class V8Thread : public v8::internal::Thread { |
| 5006 | public: |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5007 | V8Thread() : Thread("V8Thread") { } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5008 | void Run(); |
| 5009 | }; |
| 5010 | |
| 5011 | class DebuggerThread : public v8::internal::Thread { |
| 5012 | public: |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5013 | DebuggerThread() : Thread("DebuggerThread") { } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5014 | void Run(); |
| 5015 | }; |
| 5016 | |
| 5017 | |
| 5018 | static v8::Handle<v8::Value> ThreadedAtBarrier1(const v8::Arguments& args) { |
| 5019 | threaded_debugging_barriers.barrier_1.Wait(); |
| 5020 | return v8::Undefined(); |
| 5021 | } |
| 5022 | |
| 5023 | |
| 5024 | static void ThreadedMessageHandler(const v8::Debug::Message& message) { |
| 5025 | static char print_buffer[1000]; |
| 5026 | v8::String::Value json(message.GetJSON()); |
| 5027 | Utf16ToAscii(*json, json.length(), print_buffer); |
| 5028 | if (IsBreakEventMessage(print_buffer)) { |
Iain Merrick | 9ac36c9 | 2010-09-13 15:29:50 +0100 | [diff] [blame] | 5029 | // Check that we are inside the while loop. |
| 5030 | int source_line = GetSourceLineFromBreakEventMessage(print_buffer); |
| 5031 | CHECK(8 <= source_line && source_line <= 13); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5032 | threaded_debugging_barriers.barrier_2.Wait(); |
| 5033 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5034 | } |
| 5035 | |
| 5036 | |
| 5037 | void V8Thread::Run() { |
| 5038 | const char* source = |
| 5039 | "flag = true;\n" |
| 5040 | "function bar( new_value ) {\n" |
| 5041 | " flag = new_value;\n" |
| 5042 | " return \"Return from bar(\" + new_value + \")\";\n" |
| 5043 | "}\n" |
| 5044 | "\n" |
| 5045 | "function foo() {\n" |
| 5046 | " var x = 1;\n" |
| 5047 | " while ( flag == true ) {\n" |
| 5048 | " if ( x == 1 ) {\n" |
| 5049 | " ThreadedAtBarrier1();\n" |
| 5050 | " }\n" |
| 5051 | " x = x + 1;\n" |
| 5052 | " }\n" |
| 5053 | "}\n" |
| 5054 | "\n" |
| 5055 | "foo();\n"; |
| 5056 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5057 | v8::V8::Initialize(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5058 | v8::HandleScope scope; |
| 5059 | DebugLocalContext env; |
| 5060 | v8::Debug::SetMessageHandler2(&ThreadedMessageHandler); |
| 5061 | v8::Handle<v8::ObjectTemplate> global_template = v8::ObjectTemplate::New(); |
| 5062 | global_template->Set(v8::String::New("ThreadedAtBarrier1"), |
| 5063 | v8::FunctionTemplate::New(ThreadedAtBarrier1)); |
| 5064 | v8::Handle<v8::Context> context = v8::Context::New(NULL, global_template); |
| 5065 | v8::Context::Scope context_scope(context); |
| 5066 | |
| 5067 | CompileRun(source); |
| 5068 | } |
| 5069 | |
| 5070 | void DebuggerThread::Run() { |
| 5071 | const int kBufSize = 1000; |
| 5072 | uint16_t buffer[kBufSize]; |
| 5073 | |
| 5074 | const char* command_1 = "{\"seq\":102," |
| 5075 | "\"type\":\"request\"," |
| 5076 | "\"command\":\"evaluate\"," |
| 5077 | "\"arguments\":{\"expression\":\"bar(false)\"}}"; |
| 5078 | const char* command_2 = "{\"seq\":103," |
| 5079 | "\"type\":\"request\"," |
| 5080 | "\"command\":\"continue\"}"; |
| 5081 | |
| 5082 | threaded_debugging_barriers.barrier_1.Wait(); |
| 5083 | v8::Debug::DebugBreak(); |
| 5084 | threaded_debugging_barriers.barrier_2.Wait(); |
| 5085 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_1, buffer)); |
| 5086 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_2, buffer)); |
| 5087 | } |
| 5088 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5089 | |
| 5090 | TEST(ThreadedDebugging) { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5091 | DebuggerThread debugger_thread; |
| 5092 | V8Thread v8_thread; |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5093 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5094 | // Create a V8 environment |
| 5095 | threaded_debugging_barriers.Initialize(); |
| 5096 | |
| 5097 | v8_thread.Start(); |
| 5098 | debugger_thread.Start(); |
| 5099 | |
| 5100 | v8_thread.Join(); |
| 5101 | debugger_thread.Join(); |
| 5102 | } |
| 5103 | |
| 5104 | /* Test RecursiveBreakpoints */ |
| 5105 | /* In this test, the debugger evaluates a function with a breakpoint, after |
| 5106 | * hitting a breakpoint in another function. We do this with both values |
| 5107 | * of the flag enabling recursive breakpoints, and verify that the second |
| 5108 | * breakpoint is hit when enabled, and missed when disabled. |
| 5109 | */ |
| 5110 | |
| 5111 | class BreakpointsV8Thread : public v8::internal::Thread { |
| 5112 | public: |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5113 | BreakpointsV8Thread() : Thread("BreakpointsV8Thread") { } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5114 | void Run(); |
| 5115 | }; |
| 5116 | |
| 5117 | class BreakpointsDebuggerThread : public v8::internal::Thread { |
| 5118 | public: |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5119 | explicit BreakpointsDebuggerThread(bool global_evaluate) |
| 5120 | : Thread("BreakpointsDebuggerThread"), |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5121 | global_evaluate_(global_evaluate) {} |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5122 | void Run(); |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 5123 | |
| 5124 | private: |
| 5125 | bool global_evaluate_; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5126 | }; |
| 5127 | |
| 5128 | |
| 5129 | Barriers* breakpoints_barriers; |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5130 | int break_event_breakpoint_id; |
| 5131 | int evaluate_int_result; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5132 | |
| 5133 | static void BreakpointsMessageHandler(const v8::Debug::Message& message) { |
| 5134 | static char print_buffer[1000]; |
| 5135 | v8::String::Value json(message.GetJSON()); |
| 5136 | Utf16ToAscii(*json, json.length(), print_buffer); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5137 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5138 | if (IsBreakEventMessage(print_buffer)) { |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5139 | break_event_breakpoint_id = |
| 5140 | GetBreakpointIdFromBreakEventMessage(print_buffer); |
| 5141 | breakpoints_barriers->semaphore_1->Signal(); |
| 5142 | } else if (IsEvaluateResponseMessage(print_buffer)) { |
| 5143 | evaluate_int_result = GetEvaluateIntResult(print_buffer); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5144 | breakpoints_barriers->semaphore_1->Signal(); |
| 5145 | } |
| 5146 | } |
| 5147 | |
| 5148 | |
| 5149 | void BreakpointsV8Thread::Run() { |
| 5150 | const char* source_1 = "var y_global = 3;\n" |
| 5151 | "function cat( new_value ) {\n" |
| 5152 | " var x = new_value;\n" |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5153 | " y_global = y_global + 4;\n" |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5154 | " x = 3 * x + 1;\n" |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5155 | " y_global = y_global + 5;\n" |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5156 | " return x;\n" |
| 5157 | "}\n" |
| 5158 | "\n" |
| 5159 | "function dog() {\n" |
| 5160 | " var x = 1;\n" |
| 5161 | " x = y_global;" |
| 5162 | " var z = 3;" |
| 5163 | " x += 100;\n" |
| 5164 | " return x;\n" |
| 5165 | "}\n" |
| 5166 | "\n"; |
| 5167 | const char* source_2 = "cat(17);\n" |
| 5168 | "cat(19);\n"; |
| 5169 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5170 | v8::V8::Initialize(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5171 | v8::HandleScope scope; |
| 5172 | DebugLocalContext env; |
| 5173 | v8::Debug::SetMessageHandler2(&BreakpointsMessageHandler); |
| 5174 | |
| 5175 | CompileRun(source_1); |
| 5176 | breakpoints_barriers->barrier_1.Wait(); |
| 5177 | breakpoints_barriers->barrier_2.Wait(); |
| 5178 | CompileRun(source_2); |
| 5179 | } |
| 5180 | |
| 5181 | |
| 5182 | void BreakpointsDebuggerThread::Run() { |
| 5183 | const int kBufSize = 1000; |
| 5184 | uint16_t buffer[kBufSize]; |
| 5185 | |
| 5186 | const char* command_1 = "{\"seq\":101," |
| 5187 | "\"type\":\"request\"," |
| 5188 | "\"command\":\"setbreakpoint\"," |
| 5189 | "\"arguments\":{\"type\":\"function\",\"target\":\"cat\",\"line\":3}}"; |
| 5190 | const char* command_2 = "{\"seq\":102," |
| 5191 | "\"type\":\"request\"," |
| 5192 | "\"command\":\"setbreakpoint\"," |
| 5193 | "\"arguments\":{\"type\":\"function\",\"target\":\"dog\",\"line\":3}}"; |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 5194 | const char* command_3; |
| 5195 | if (this->global_evaluate_) { |
| 5196 | command_3 = "{\"seq\":103," |
| 5197 | "\"type\":\"request\"," |
| 5198 | "\"command\":\"evaluate\"," |
| 5199 | "\"arguments\":{\"expression\":\"dog()\",\"disable_break\":false," |
| 5200 | "\"global\":true}}"; |
| 5201 | } else { |
| 5202 | command_3 = "{\"seq\":103," |
| 5203 | "\"type\":\"request\"," |
| 5204 | "\"command\":\"evaluate\"," |
| 5205 | "\"arguments\":{\"expression\":\"dog()\",\"disable_break\":false}}"; |
| 5206 | } |
| 5207 | const char* command_4; |
| 5208 | if (this->global_evaluate_) { |
| 5209 | command_4 = "{\"seq\":104," |
| 5210 | "\"type\":\"request\"," |
| 5211 | "\"command\":\"evaluate\"," |
| 5212 | "\"arguments\":{\"expression\":\"100 + 8\",\"disable_break\":true," |
| 5213 | "\"global\":true}}"; |
| 5214 | } else { |
| 5215 | command_4 = "{\"seq\":104," |
| 5216 | "\"type\":\"request\"," |
| 5217 | "\"command\":\"evaluate\"," |
| 5218 | "\"arguments\":{\"expression\":\"x + 1\",\"disable_break\":true}}"; |
| 5219 | } |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5220 | const char* command_5 = "{\"seq\":105," |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5221 | "\"type\":\"request\"," |
| 5222 | "\"command\":\"continue\"}"; |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5223 | const char* command_6 = "{\"seq\":106," |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5224 | "\"type\":\"request\"," |
| 5225 | "\"command\":\"continue\"}"; |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 5226 | const char* command_7; |
| 5227 | if (this->global_evaluate_) { |
| 5228 | command_7 = "{\"seq\":107," |
| 5229 | "\"type\":\"request\"," |
| 5230 | "\"command\":\"evaluate\"," |
| 5231 | "\"arguments\":{\"expression\":\"dog()\",\"disable_break\":true," |
| 5232 | "\"global\":true}}"; |
| 5233 | } else { |
| 5234 | command_7 = "{\"seq\":107," |
| 5235 | "\"type\":\"request\"," |
| 5236 | "\"command\":\"evaluate\"," |
| 5237 | "\"arguments\":{\"expression\":\"dog()\",\"disable_break\":true}}"; |
| 5238 | } |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5239 | const char* command_8 = "{\"seq\":108," |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5240 | "\"type\":\"request\"," |
| 5241 | "\"command\":\"continue\"}"; |
| 5242 | |
| 5243 | |
| 5244 | // v8 thread initializes, runs source_1 |
| 5245 | breakpoints_barriers->barrier_1.Wait(); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5246 | // 1:Set breakpoint in cat() (will get id 1). |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5247 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_1, buffer)); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5248 | // 2:Set breakpoint in dog() (will get id 2). |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5249 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_2, buffer)); |
| 5250 | breakpoints_barriers->barrier_2.Wait(); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5251 | // V8 thread starts compiling source_2. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5252 | // Automatic break happens, to run queued commands |
| 5253 | // breakpoints_barriers->semaphore_1->Wait(); |
| 5254 | // Commands 1 through 3 run, thread continues. |
| 5255 | // v8 thread runs source_2 to breakpoint in cat(). |
| 5256 | // message callback receives break event. |
| 5257 | breakpoints_barriers->semaphore_1->Wait(); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5258 | // Must have hit breakpoint #1. |
| 5259 | CHECK_EQ(1, break_event_breakpoint_id); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5260 | // 4:Evaluate dog() (which has a breakpoint). |
| 5261 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_3, buffer)); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5262 | // V8 thread hits breakpoint in dog(). |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5263 | breakpoints_barriers->semaphore_1->Wait(); // wait for break event |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5264 | // Must have hit breakpoint #2. |
| 5265 | CHECK_EQ(2, break_event_breakpoint_id); |
| 5266 | // 5:Evaluate (x + 1). |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5267 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_4, buffer)); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5268 | // Evaluate (x + 1) finishes. |
| 5269 | breakpoints_barriers->semaphore_1->Wait(); |
| 5270 | // Must have result 108. |
| 5271 | CHECK_EQ(108, evaluate_int_result); |
| 5272 | // 6:Continue evaluation of dog(). |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5273 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_5, buffer)); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5274 | // Evaluate dog() finishes. |
| 5275 | breakpoints_barriers->semaphore_1->Wait(); |
| 5276 | // Must have result 107. |
| 5277 | CHECK_EQ(107, evaluate_int_result); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5278 | // 7:Continue evaluation of source_2, finish cat(17), hit breakpoint |
| 5279 | // in cat(19). |
| 5280 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_6, buffer)); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5281 | // Message callback gets break event. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5282 | breakpoints_barriers->semaphore_1->Wait(); // wait for break event |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5283 | // Must have hit breakpoint #1. |
| 5284 | CHECK_EQ(1, break_event_breakpoint_id); |
| 5285 | // 8: Evaluate dog() with breaks disabled. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5286 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_7, buffer)); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5287 | // Evaluate dog() finishes. |
| 5288 | breakpoints_barriers->semaphore_1->Wait(); |
| 5289 | // Must have result 116. |
| 5290 | CHECK_EQ(116, evaluate_int_result); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5291 | // 9: Continue evaluation of source2, reach end. |
| 5292 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_8, buffer)); |
| 5293 | } |
| 5294 | |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 5295 | void TestRecursiveBreakpointsGeneric(bool global_evaluate) { |
Leon Clarke | eab96aa | 2010-01-27 16:31:12 +0000 | [diff] [blame] | 5296 | i::FLAG_debugger_auto_break = true; |
Leon Clarke | 888f672 | 2010-01-27 15:57:47 +0000 | [diff] [blame] | 5297 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5298 | BreakpointsDebuggerThread breakpoints_debugger_thread(global_evaluate); |
| 5299 | BreakpointsV8Thread breakpoints_v8_thread; |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 5300 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5301 | // Create a V8 environment |
| 5302 | Barriers stack_allocated_breakpoints_barriers; |
| 5303 | stack_allocated_breakpoints_barriers.Initialize(); |
| 5304 | breakpoints_barriers = &stack_allocated_breakpoints_barriers; |
| 5305 | |
| 5306 | breakpoints_v8_thread.Start(); |
| 5307 | breakpoints_debugger_thread.Start(); |
| 5308 | |
| 5309 | breakpoints_v8_thread.Join(); |
| 5310 | breakpoints_debugger_thread.Join(); |
| 5311 | } |
| 5312 | |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 5313 | TEST(RecursiveBreakpoints) { |
| 5314 | TestRecursiveBreakpointsGeneric(false); |
| 5315 | } |
| 5316 | |
| 5317 | TEST(RecursiveBreakpointsGlobal) { |
| 5318 | TestRecursiveBreakpointsGeneric(true); |
| 5319 | } |
| 5320 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5321 | |
| 5322 | static void DummyDebugEventListener(v8::DebugEvent event, |
| 5323 | v8::Handle<v8::Object> exec_state, |
| 5324 | v8::Handle<v8::Object> event_data, |
| 5325 | v8::Handle<v8::Value> data) { |
| 5326 | } |
| 5327 | |
| 5328 | |
| 5329 | TEST(SetDebugEventListenerOnUninitializedVM) { |
| 5330 | v8::Debug::SetDebugEventListener(DummyDebugEventListener); |
| 5331 | } |
| 5332 | |
| 5333 | |
| 5334 | static void DummyMessageHandler(const v8::Debug::Message& message) { |
| 5335 | } |
| 5336 | |
| 5337 | |
| 5338 | TEST(SetMessageHandlerOnUninitializedVM) { |
| 5339 | v8::Debug::SetMessageHandler2(DummyMessageHandler); |
| 5340 | } |
| 5341 | |
| 5342 | |
| 5343 | TEST(DebugBreakOnUninitializedVM) { |
| 5344 | v8::Debug::DebugBreak(); |
| 5345 | } |
| 5346 | |
| 5347 | |
| 5348 | TEST(SendCommandToUninitializedVM) { |
| 5349 | const char* dummy_command = "{}"; |
| 5350 | uint16_t dummy_buffer[80]; |
| 5351 | int dummy_length = AsciiToUtf16(dummy_command, dummy_buffer); |
| 5352 | v8::Debug::SendCommand(dummy_buffer, dummy_length); |
| 5353 | } |
| 5354 | |
| 5355 | |
| 5356 | // Source for a JavaScript function which returns the data parameter of a |
| 5357 | // function called in the context of the debugger. If no data parameter is |
| 5358 | // passed it throws an exception. |
| 5359 | static const char* debugger_call_with_data_source = |
| 5360 | "function debugger_call_with_data(exec_state, data) {" |
| 5361 | " if (data) return data;" |
| 5362 | " throw 'No data!'" |
| 5363 | "}"; |
| 5364 | v8::Handle<v8::Function> debugger_call_with_data; |
| 5365 | |
| 5366 | |
| 5367 | // Source for a JavaScript function which returns the data parameter of a |
| 5368 | // function called in the context of the debugger. If no data parameter is |
| 5369 | // passed it throws an exception. |
| 5370 | static const char* debugger_call_with_closure_source = |
| 5371 | "var x = 3;" |
| 5372 | "(function (exec_state) {" |
| 5373 | " if (exec_state.y) return x - 1;" |
| 5374 | " exec_state.y = x;" |
| 5375 | " return exec_state.y" |
| 5376 | "})"; |
| 5377 | v8::Handle<v8::Function> debugger_call_with_closure; |
| 5378 | |
| 5379 | // Function to retrieve the number of JavaScript frames by calling a JavaScript |
| 5380 | // in the debugger. |
| 5381 | static v8::Handle<v8::Value> CheckFrameCount(const v8::Arguments& args) { |
| 5382 | CHECK(v8::Debug::Call(frame_count)->IsNumber()); |
| 5383 | CHECK_EQ(args[0]->Int32Value(), |
| 5384 | v8::Debug::Call(frame_count)->Int32Value()); |
| 5385 | return v8::Undefined(); |
| 5386 | } |
| 5387 | |
| 5388 | |
| 5389 | // Function to retrieve the source line of the top JavaScript frame by calling a |
| 5390 | // JavaScript function in the debugger. |
| 5391 | static v8::Handle<v8::Value> CheckSourceLine(const v8::Arguments& args) { |
| 5392 | CHECK(v8::Debug::Call(frame_source_line)->IsNumber()); |
| 5393 | CHECK_EQ(args[0]->Int32Value(), |
| 5394 | v8::Debug::Call(frame_source_line)->Int32Value()); |
| 5395 | return v8::Undefined(); |
| 5396 | } |
| 5397 | |
| 5398 | |
| 5399 | // Function to test passing an additional parameter to a JavaScript function |
| 5400 | // called in the debugger. It also tests that functions called in the debugger |
| 5401 | // can throw exceptions. |
| 5402 | static v8::Handle<v8::Value> CheckDataParameter(const v8::Arguments& args) { |
| 5403 | v8::Handle<v8::String> data = v8::String::New("Test"); |
| 5404 | CHECK(v8::Debug::Call(debugger_call_with_data, data)->IsString()); |
| 5405 | |
| 5406 | CHECK(v8::Debug::Call(debugger_call_with_data).IsEmpty()); |
| 5407 | CHECK(v8::Debug::Call(debugger_call_with_data).IsEmpty()); |
| 5408 | |
| 5409 | v8::TryCatch catcher; |
| 5410 | v8::Debug::Call(debugger_call_with_data); |
| 5411 | CHECK(catcher.HasCaught()); |
| 5412 | CHECK(catcher.Exception()->IsString()); |
| 5413 | |
| 5414 | return v8::Undefined(); |
| 5415 | } |
| 5416 | |
| 5417 | |
| 5418 | // Function to test using a JavaScript with closure in the debugger. |
| 5419 | static v8::Handle<v8::Value> CheckClosure(const v8::Arguments& args) { |
| 5420 | CHECK(v8::Debug::Call(debugger_call_with_closure)->IsNumber()); |
| 5421 | CHECK_EQ(3, v8::Debug::Call(debugger_call_with_closure)->Int32Value()); |
| 5422 | return v8::Undefined(); |
| 5423 | } |
| 5424 | |
| 5425 | |
| 5426 | // Test functions called through the debugger. |
| 5427 | TEST(CallFunctionInDebugger) { |
| 5428 | // Create and enter a context with the functions CheckFrameCount, |
| 5429 | // CheckSourceLine and CheckDataParameter installed. |
| 5430 | v8::HandleScope scope; |
| 5431 | v8::Handle<v8::ObjectTemplate> global_template = v8::ObjectTemplate::New(); |
| 5432 | global_template->Set(v8::String::New("CheckFrameCount"), |
| 5433 | v8::FunctionTemplate::New(CheckFrameCount)); |
| 5434 | global_template->Set(v8::String::New("CheckSourceLine"), |
| 5435 | v8::FunctionTemplate::New(CheckSourceLine)); |
| 5436 | global_template->Set(v8::String::New("CheckDataParameter"), |
| 5437 | v8::FunctionTemplate::New(CheckDataParameter)); |
| 5438 | global_template->Set(v8::String::New("CheckClosure"), |
| 5439 | v8::FunctionTemplate::New(CheckClosure)); |
| 5440 | v8::Handle<v8::Context> context = v8::Context::New(NULL, global_template); |
| 5441 | v8::Context::Scope context_scope(context); |
| 5442 | |
| 5443 | // Compile a function for checking the number of JavaScript frames. |
| 5444 | v8::Script::Compile(v8::String::New(frame_count_source))->Run(); |
| 5445 | frame_count = v8::Local<v8::Function>::Cast( |
| 5446 | context->Global()->Get(v8::String::New("frame_count"))); |
| 5447 | |
| 5448 | // Compile a function for returning the source line for the top frame. |
| 5449 | v8::Script::Compile(v8::String::New(frame_source_line_source))->Run(); |
| 5450 | frame_source_line = v8::Local<v8::Function>::Cast( |
| 5451 | context->Global()->Get(v8::String::New("frame_source_line"))); |
| 5452 | |
| 5453 | // Compile a function returning the data parameter. |
| 5454 | v8::Script::Compile(v8::String::New(debugger_call_with_data_source))->Run(); |
| 5455 | debugger_call_with_data = v8::Local<v8::Function>::Cast( |
| 5456 | context->Global()->Get(v8::String::New("debugger_call_with_data"))); |
| 5457 | |
| 5458 | // Compile a function capturing closure. |
| 5459 | debugger_call_with_closure = v8::Local<v8::Function>::Cast( |
| 5460 | v8::Script::Compile( |
| 5461 | v8::String::New(debugger_call_with_closure_source))->Run()); |
| 5462 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 5463 | // Calling a function through the debugger returns 0 frames if there are |
| 5464 | // no JavaScript frames. |
| 5465 | CHECK_EQ(v8::Integer::New(0), v8::Debug::Call(frame_count)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5466 | |
| 5467 | // Test that the number of frames can be retrieved. |
| 5468 | v8::Script::Compile(v8::String::New("CheckFrameCount(1)"))->Run(); |
| 5469 | v8::Script::Compile(v8::String::New("function f() {" |
| 5470 | " CheckFrameCount(2);" |
| 5471 | "}; f()"))->Run(); |
| 5472 | |
| 5473 | // Test that the source line can be retrieved. |
| 5474 | v8::Script::Compile(v8::String::New("CheckSourceLine(0)"))->Run(); |
| 5475 | v8::Script::Compile(v8::String::New("function f() {\n" |
| 5476 | " CheckSourceLine(1)\n" |
| 5477 | " CheckSourceLine(2)\n" |
| 5478 | " CheckSourceLine(3)\n" |
| 5479 | "}; f()"))->Run(); |
| 5480 | |
| 5481 | // Test that a parameter can be passed to a function called in the debugger. |
| 5482 | v8::Script::Compile(v8::String::New("CheckDataParameter()"))->Run(); |
| 5483 | |
| 5484 | // Test that a function with closure can be run in the debugger. |
| 5485 | v8::Script::Compile(v8::String::New("CheckClosure()"))->Run(); |
| 5486 | |
| 5487 | |
| 5488 | // Test that the source line is correct when there is a line offset. |
| 5489 | v8::ScriptOrigin origin(v8::String::New("test"), |
| 5490 | v8::Integer::New(7)); |
| 5491 | v8::Script::Compile(v8::String::New("CheckSourceLine(7)"), &origin)->Run(); |
| 5492 | v8::Script::Compile(v8::String::New("function f() {\n" |
| 5493 | " CheckSourceLine(8)\n" |
| 5494 | " CheckSourceLine(9)\n" |
| 5495 | " CheckSourceLine(10)\n" |
| 5496 | "}; f()"), &origin)->Run(); |
| 5497 | } |
| 5498 | |
| 5499 | |
| 5500 | // Debugger message handler which counts the number of breaks. |
| 5501 | static void SendContinueCommand(); |
| 5502 | static void MessageHandlerBreakPointHitCount( |
| 5503 | const v8::Debug::Message& message) { |
| 5504 | if (message.IsEvent() && message.GetEvent() == v8::Break) { |
| 5505 | // Count the number of breaks. |
| 5506 | break_point_hit_count++; |
| 5507 | |
| 5508 | SendContinueCommand(); |
| 5509 | } |
| 5510 | } |
| 5511 | |
| 5512 | |
| 5513 | // Test that clearing the debug event listener actually clears all break points |
| 5514 | // and related information. |
| 5515 | TEST(DebuggerUnload) { |
| 5516 | DebugLocalContext env; |
| 5517 | |
| 5518 | // Check debugger is unloaded before it is used. |
| 5519 | CheckDebuggerUnloaded(); |
| 5520 | |
| 5521 | // Set a debug event listener. |
| 5522 | break_point_hit_count = 0; |
| 5523 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 5524 | v8::Undefined()); |
| 5525 | { |
| 5526 | v8::HandleScope scope; |
| 5527 | // Create a couple of functions for the test. |
| 5528 | v8::Local<v8::Function> foo = |
| 5529 | CompileFunction(&env, "function foo(){x=1}", "foo"); |
| 5530 | v8::Local<v8::Function> bar = |
| 5531 | CompileFunction(&env, "function bar(){y=2}", "bar"); |
| 5532 | |
| 5533 | // Set some break points. |
| 5534 | SetBreakPoint(foo, 0); |
| 5535 | SetBreakPoint(foo, 4); |
| 5536 | SetBreakPoint(bar, 0); |
| 5537 | SetBreakPoint(bar, 4); |
| 5538 | |
| 5539 | // Make sure that the break points are there. |
| 5540 | break_point_hit_count = 0; |
| 5541 | foo->Call(env->Global(), 0, NULL); |
| 5542 | CHECK_EQ(2, break_point_hit_count); |
| 5543 | bar->Call(env->Global(), 0, NULL); |
| 5544 | CHECK_EQ(4, break_point_hit_count); |
| 5545 | } |
| 5546 | |
| 5547 | // Remove the debug event listener without clearing breakpoints. Do this |
| 5548 | // outside a handle scope. |
| 5549 | v8::Debug::SetDebugEventListener(NULL); |
| 5550 | CheckDebuggerUnloaded(true); |
| 5551 | |
| 5552 | // Now set a debug message handler. |
| 5553 | break_point_hit_count = 0; |
| 5554 | v8::Debug::SetMessageHandler2(MessageHandlerBreakPointHitCount); |
| 5555 | { |
| 5556 | v8::HandleScope scope; |
| 5557 | |
| 5558 | // Get the test functions again. |
| 5559 | v8::Local<v8::Function> foo = |
| 5560 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 5561 | v8::Local<v8::Function> bar = |
| 5562 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 5563 | |
| 5564 | foo->Call(env->Global(), 0, NULL); |
| 5565 | CHECK_EQ(0, break_point_hit_count); |
| 5566 | |
| 5567 | // Set break points and run again. |
| 5568 | SetBreakPoint(foo, 0); |
| 5569 | SetBreakPoint(foo, 4); |
| 5570 | foo->Call(env->Global(), 0, NULL); |
| 5571 | CHECK_EQ(2, break_point_hit_count); |
| 5572 | } |
| 5573 | |
| 5574 | // Remove the debug message handler without clearing breakpoints. Do this |
| 5575 | // outside a handle scope. |
| 5576 | v8::Debug::SetMessageHandler2(NULL); |
| 5577 | CheckDebuggerUnloaded(true); |
| 5578 | } |
| 5579 | |
| 5580 | |
| 5581 | // Sends continue command to the debugger. |
| 5582 | static void SendContinueCommand() { |
| 5583 | const int kBufferSize = 1000; |
| 5584 | uint16_t buffer[kBufferSize]; |
| 5585 | const char* command_continue = |
| 5586 | "{\"seq\":0," |
| 5587 | "\"type\":\"request\"," |
| 5588 | "\"command\":\"continue\"}"; |
| 5589 | |
| 5590 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_continue, buffer)); |
| 5591 | } |
| 5592 | |
| 5593 | |
| 5594 | // Debugger message handler which counts the number of times it is called. |
| 5595 | static int message_handler_hit_count = 0; |
| 5596 | static void MessageHandlerHitCount(const v8::Debug::Message& message) { |
| 5597 | message_handler_hit_count++; |
| 5598 | |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5599 | static char print_buffer[1000]; |
| 5600 | v8::String::Value json(message.GetJSON()); |
| 5601 | Utf16ToAscii(*json, json.length(), print_buffer); |
| 5602 | if (IsExceptionEventMessage(print_buffer)) { |
| 5603 | // Send a continue command for exception events. |
| 5604 | SendContinueCommand(); |
| 5605 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5606 | } |
| 5607 | |
| 5608 | |
| 5609 | // Test clearing the debug message handler. |
| 5610 | TEST(DebuggerClearMessageHandler) { |
| 5611 | v8::HandleScope scope; |
| 5612 | DebugLocalContext env; |
| 5613 | |
| 5614 | // Check debugger is unloaded before it is used. |
| 5615 | CheckDebuggerUnloaded(); |
| 5616 | |
| 5617 | // Set a debug message handler. |
| 5618 | v8::Debug::SetMessageHandler2(MessageHandlerHitCount); |
| 5619 | |
| 5620 | // Run code to throw a unhandled exception. This should end up in the message |
| 5621 | // handler. |
| 5622 | CompileRun("throw 1"); |
| 5623 | |
| 5624 | // The message handler should be called. |
| 5625 | CHECK_GT(message_handler_hit_count, 0); |
| 5626 | |
| 5627 | // Clear debug message handler. |
| 5628 | message_handler_hit_count = 0; |
| 5629 | v8::Debug::SetMessageHandler(NULL); |
| 5630 | |
| 5631 | // Run code to throw a unhandled exception. This should end up in the message |
| 5632 | // handler. |
| 5633 | CompileRun("throw 1"); |
| 5634 | |
| 5635 | // The message handler should not be called more. |
| 5636 | CHECK_EQ(0, message_handler_hit_count); |
| 5637 | |
| 5638 | CheckDebuggerUnloaded(true); |
| 5639 | } |
| 5640 | |
| 5641 | |
| 5642 | // Debugger message handler which clears the message handler while active. |
| 5643 | static void MessageHandlerClearingMessageHandler( |
| 5644 | const v8::Debug::Message& message) { |
| 5645 | message_handler_hit_count++; |
| 5646 | |
| 5647 | // Clear debug message handler. |
| 5648 | v8::Debug::SetMessageHandler(NULL); |
| 5649 | } |
| 5650 | |
| 5651 | |
| 5652 | // Test clearing the debug message handler while processing a debug event. |
| 5653 | TEST(DebuggerClearMessageHandlerWhileActive) { |
| 5654 | v8::HandleScope scope; |
| 5655 | DebugLocalContext env; |
| 5656 | |
| 5657 | // Check debugger is unloaded before it is used. |
| 5658 | CheckDebuggerUnloaded(); |
| 5659 | |
| 5660 | // Set a debug message handler. |
| 5661 | v8::Debug::SetMessageHandler2(MessageHandlerClearingMessageHandler); |
| 5662 | |
| 5663 | // Run code to throw a unhandled exception. This should end up in the message |
| 5664 | // handler. |
| 5665 | CompileRun("throw 1"); |
| 5666 | |
| 5667 | // The message handler should be called. |
| 5668 | CHECK_EQ(1, message_handler_hit_count); |
| 5669 | |
| 5670 | CheckDebuggerUnloaded(true); |
| 5671 | } |
| 5672 | |
| 5673 | |
| 5674 | /* Test DebuggerHostDispatch */ |
| 5675 | /* In this test, the debugger waits for a command on a breakpoint |
| 5676 | * and is dispatching host commands while in the infinite loop. |
| 5677 | */ |
| 5678 | |
| 5679 | class HostDispatchV8Thread : public v8::internal::Thread { |
| 5680 | public: |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5681 | HostDispatchV8Thread() : Thread("HostDispatchV8Thread") { } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5682 | void Run(); |
| 5683 | }; |
| 5684 | |
| 5685 | class HostDispatchDebuggerThread : public v8::internal::Thread { |
| 5686 | public: |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5687 | HostDispatchDebuggerThread() : Thread("HostDispatchDebuggerThread") { } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5688 | void Run(); |
| 5689 | }; |
| 5690 | |
| 5691 | Barriers* host_dispatch_barriers; |
| 5692 | |
| 5693 | static void HostDispatchMessageHandler(const v8::Debug::Message& message) { |
| 5694 | static char print_buffer[1000]; |
| 5695 | v8::String::Value json(message.GetJSON()); |
| 5696 | Utf16ToAscii(*json, json.length(), print_buffer); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5697 | } |
| 5698 | |
| 5699 | |
| 5700 | static void HostDispatchDispatchHandler() { |
| 5701 | host_dispatch_barriers->semaphore_1->Signal(); |
| 5702 | } |
| 5703 | |
| 5704 | |
| 5705 | void HostDispatchV8Thread::Run() { |
| 5706 | const char* source_1 = "var y_global = 3;\n" |
| 5707 | "function cat( new_value ) {\n" |
| 5708 | " var x = new_value;\n" |
| 5709 | " y_global = 4;\n" |
| 5710 | " x = 3 * x + 1;\n" |
| 5711 | " y_global = 5;\n" |
| 5712 | " return x;\n" |
| 5713 | "}\n" |
| 5714 | "\n"; |
| 5715 | const char* source_2 = "cat(17);\n"; |
| 5716 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5717 | v8::V8::Initialize(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5718 | v8::HandleScope scope; |
| 5719 | DebugLocalContext env; |
| 5720 | |
| 5721 | // Setup message and host dispatch handlers. |
| 5722 | v8::Debug::SetMessageHandler2(HostDispatchMessageHandler); |
| 5723 | v8::Debug::SetHostDispatchHandler(HostDispatchDispatchHandler, 10 /* ms */); |
| 5724 | |
| 5725 | CompileRun(source_1); |
| 5726 | host_dispatch_barriers->barrier_1.Wait(); |
| 5727 | host_dispatch_barriers->barrier_2.Wait(); |
| 5728 | CompileRun(source_2); |
| 5729 | } |
| 5730 | |
| 5731 | |
| 5732 | void HostDispatchDebuggerThread::Run() { |
| 5733 | const int kBufSize = 1000; |
| 5734 | uint16_t buffer[kBufSize]; |
| 5735 | |
| 5736 | const char* command_1 = "{\"seq\":101," |
| 5737 | "\"type\":\"request\"," |
| 5738 | "\"command\":\"setbreakpoint\"," |
| 5739 | "\"arguments\":{\"type\":\"function\",\"target\":\"cat\",\"line\":3}}"; |
| 5740 | const char* command_2 = "{\"seq\":102," |
| 5741 | "\"type\":\"request\"," |
| 5742 | "\"command\":\"continue\"}"; |
| 5743 | |
| 5744 | // v8 thread initializes, runs source_1 |
| 5745 | host_dispatch_barriers->barrier_1.Wait(); |
| 5746 | // 1: Set breakpoint in cat(). |
| 5747 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_1, buffer)); |
| 5748 | |
| 5749 | host_dispatch_barriers->barrier_2.Wait(); |
| 5750 | // v8 thread starts compiling source_2. |
| 5751 | // Break happens, to run queued commands and host dispatches. |
| 5752 | // Wait for host dispatch to be processed. |
| 5753 | host_dispatch_barriers->semaphore_1->Wait(); |
| 5754 | // 2: Continue evaluation |
| 5755 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_2, buffer)); |
| 5756 | } |
| 5757 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5758 | |
| 5759 | TEST(DebuggerHostDispatch) { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5760 | HostDispatchDebuggerThread host_dispatch_debugger_thread; |
| 5761 | HostDispatchV8Thread host_dispatch_v8_thread; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5762 | i::FLAG_debugger_auto_break = true; |
| 5763 | |
| 5764 | // Create a V8 environment |
| 5765 | Barriers stack_allocated_host_dispatch_barriers; |
| 5766 | stack_allocated_host_dispatch_barriers.Initialize(); |
| 5767 | host_dispatch_barriers = &stack_allocated_host_dispatch_barriers; |
| 5768 | |
| 5769 | host_dispatch_v8_thread.Start(); |
| 5770 | host_dispatch_debugger_thread.Start(); |
| 5771 | |
| 5772 | host_dispatch_v8_thread.Join(); |
| 5773 | host_dispatch_debugger_thread.Join(); |
| 5774 | } |
| 5775 | |
| 5776 | |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 5777 | /* Test DebugMessageDispatch */ |
| 5778 | /* In this test, the V8 thread waits for a message from the debug thread. |
| 5779 | * The DebugMessageDispatchHandler is executed from the debugger thread |
| 5780 | * which signals the V8 thread to wake up. |
| 5781 | */ |
| 5782 | |
| 5783 | class DebugMessageDispatchV8Thread : public v8::internal::Thread { |
| 5784 | public: |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5785 | DebugMessageDispatchV8Thread() : Thread("DebugMessageDispatchV8Thread") { } |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 5786 | void Run(); |
| 5787 | }; |
| 5788 | |
| 5789 | class DebugMessageDispatchDebuggerThread : public v8::internal::Thread { |
| 5790 | public: |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5791 | DebugMessageDispatchDebuggerThread() |
| 5792 | : Thread("DebugMessageDispatchDebuggerThread") { } |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 5793 | void Run(); |
| 5794 | }; |
| 5795 | |
| 5796 | Barriers* debug_message_dispatch_barriers; |
| 5797 | |
| 5798 | |
| 5799 | static void DebugMessageHandler() { |
| 5800 | debug_message_dispatch_barriers->semaphore_1->Signal(); |
| 5801 | } |
| 5802 | |
| 5803 | |
| 5804 | void DebugMessageDispatchV8Thread::Run() { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5805 | v8::V8::Initialize(); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 5806 | v8::HandleScope scope; |
| 5807 | DebugLocalContext env; |
| 5808 | |
| 5809 | // Setup debug message dispatch handler. |
| 5810 | v8::Debug::SetDebugMessageDispatchHandler(DebugMessageHandler); |
| 5811 | |
| 5812 | CompileRun("var y = 1 + 2;\n"); |
| 5813 | debug_message_dispatch_barriers->barrier_1.Wait(); |
| 5814 | debug_message_dispatch_barriers->semaphore_1->Wait(); |
| 5815 | debug_message_dispatch_barriers->barrier_2.Wait(); |
| 5816 | } |
| 5817 | |
| 5818 | |
| 5819 | void DebugMessageDispatchDebuggerThread::Run() { |
| 5820 | debug_message_dispatch_barriers->barrier_1.Wait(); |
| 5821 | SendContinueCommand(); |
| 5822 | debug_message_dispatch_barriers->barrier_2.Wait(); |
| 5823 | } |
| 5824 | |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 5825 | |
| 5826 | TEST(DebuggerDebugMessageDispatch) { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5827 | DebugMessageDispatchDebuggerThread debug_message_dispatch_debugger_thread; |
| 5828 | DebugMessageDispatchV8Thread debug_message_dispatch_v8_thread; |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5829 | |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 5830 | i::FLAG_debugger_auto_break = true; |
| 5831 | |
| 5832 | // Create a V8 environment |
| 5833 | Barriers stack_allocated_debug_message_dispatch_barriers; |
| 5834 | stack_allocated_debug_message_dispatch_barriers.Initialize(); |
| 5835 | debug_message_dispatch_barriers = |
| 5836 | &stack_allocated_debug_message_dispatch_barriers; |
| 5837 | |
| 5838 | debug_message_dispatch_v8_thread.Start(); |
| 5839 | debug_message_dispatch_debugger_thread.Start(); |
| 5840 | |
| 5841 | debug_message_dispatch_v8_thread.Join(); |
| 5842 | debug_message_dispatch_debugger_thread.Join(); |
| 5843 | } |
| 5844 | |
| 5845 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5846 | TEST(DebuggerAgent) { |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame^] | 5847 | v8::V8::Initialize(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5848 | i::Debugger* debugger = i::Isolate::Current()->debugger(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5849 | // Make sure these ports is not used by other tests to allow tests to run in |
| 5850 | // parallel. |
| 5851 | const int kPort1 = 5858; |
| 5852 | const int kPort2 = 5857; |
| 5853 | const int kPort3 = 5856; |
| 5854 | |
| 5855 | // Make a string with the port2 number. |
| 5856 | const int kPortBufferLen = 6; |
| 5857 | char port2_str[kPortBufferLen]; |
| 5858 | OS::SNPrintF(i::Vector<char>(port2_str, kPortBufferLen), "%d", kPort2); |
| 5859 | |
| 5860 | bool ok; |
| 5861 | |
| 5862 | // Initialize the socket library. |
| 5863 | i::Socket::Setup(); |
| 5864 | |
| 5865 | // Test starting and stopping the agent without any client connection. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5866 | debugger->StartAgent("test", kPort1); |
| 5867 | debugger->StopAgent(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5868 | // Test starting the agent, connecting a client and shutting down the agent |
| 5869 | // with the client connected. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5870 | ok = debugger->StartAgent("test", kPort2); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5871 | CHECK(ok); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5872 | debugger->WaitForAgent(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5873 | i::Socket* client = i::OS::CreateSocket(); |
| 5874 | ok = client->Connect("localhost", port2_str); |
| 5875 | CHECK(ok); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5876 | // It is important to wait for a message from the agent. Otherwise, |
| 5877 | // we can close the server socket during "accept" syscall, making it failing |
| 5878 | // (at least on Linux), and the test will work incorrectly. |
| 5879 | char buf; |
| 5880 | ok = client->Receive(&buf, 1) == 1; |
| 5881 | CHECK(ok); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5882 | debugger->StopAgent(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5883 | delete client; |
| 5884 | |
| 5885 | // Test starting and stopping the agent with the required port already |
| 5886 | // occoupied. |
| 5887 | i::Socket* server = i::OS::CreateSocket(); |
| 5888 | server->Bind(kPort3); |
| 5889 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5890 | debugger->StartAgent("test", kPort3); |
| 5891 | debugger->StopAgent(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5892 | |
| 5893 | delete server; |
| 5894 | } |
| 5895 | |
| 5896 | |
| 5897 | class DebuggerAgentProtocolServerThread : public i::Thread { |
| 5898 | public: |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5899 | explicit DebuggerAgentProtocolServerThread(int port) |
| 5900 | : Thread("DebuggerAgentProtocolServerThread"), |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5901 | port_(port), |
| 5902 | server_(NULL), |
| 5903 | client_(NULL), |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5904 | listening_(OS::CreateSemaphore(0)) { |
| 5905 | } |
| 5906 | ~DebuggerAgentProtocolServerThread() { |
| 5907 | // Close both sockets. |
| 5908 | delete client_; |
| 5909 | delete server_; |
| 5910 | delete listening_; |
| 5911 | } |
| 5912 | |
| 5913 | void Run(); |
| 5914 | void WaitForListening() { listening_->Wait(); } |
| 5915 | char* body() { return *body_; } |
| 5916 | |
| 5917 | private: |
| 5918 | int port_; |
| 5919 | i::SmartPointer<char> body_; |
| 5920 | i::Socket* server_; // Server socket used for bind/accept. |
| 5921 | i::Socket* client_; // Single client connection used by the test. |
| 5922 | i::Semaphore* listening_; // Signalled when the server is in listen mode. |
| 5923 | }; |
| 5924 | |
| 5925 | |
| 5926 | void DebuggerAgentProtocolServerThread::Run() { |
| 5927 | bool ok; |
| 5928 | |
| 5929 | // Create the server socket and bind it to the requested port. |
| 5930 | server_ = i::OS::CreateSocket(); |
| 5931 | CHECK(server_ != NULL); |
| 5932 | ok = server_->Bind(port_); |
| 5933 | CHECK(ok); |
| 5934 | |
| 5935 | // Listen for new connections. |
| 5936 | ok = server_->Listen(1); |
| 5937 | CHECK(ok); |
| 5938 | listening_->Signal(); |
| 5939 | |
| 5940 | // Accept a connection. |
| 5941 | client_ = server_->Accept(); |
| 5942 | CHECK(client_ != NULL); |
| 5943 | |
| 5944 | // Receive a debugger agent protocol message. |
| 5945 | i::DebuggerAgentUtil::ReceiveMessage(client_); |
| 5946 | } |
| 5947 | |
| 5948 | |
| 5949 | TEST(DebuggerAgentProtocolOverflowHeader) { |
| 5950 | // Make sure this port is not used by other tests to allow tests to run in |
| 5951 | // parallel. |
| 5952 | const int kPort = 5860; |
| 5953 | static const char* kLocalhost = "localhost"; |
| 5954 | |
| 5955 | // Make a string with the port number. |
| 5956 | const int kPortBufferLen = 6; |
| 5957 | char port_str[kPortBufferLen]; |
| 5958 | OS::SNPrintF(i::Vector<char>(port_str, kPortBufferLen), "%d", kPort); |
| 5959 | |
| 5960 | // Initialize the socket library. |
| 5961 | i::Socket::Setup(); |
| 5962 | |
| 5963 | // Create a socket server to receive a debugger agent message. |
| 5964 | DebuggerAgentProtocolServerThread* server = |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5965 | new DebuggerAgentProtocolServerThread(kPort); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5966 | server->Start(); |
| 5967 | server->WaitForListening(); |
| 5968 | |
| 5969 | // Connect. |
| 5970 | i::Socket* client = i::OS::CreateSocket(); |
| 5971 | CHECK(client != NULL); |
| 5972 | bool ok = client->Connect(kLocalhost, port_str); |
| 5973 | CHECK(ok); |
| 5974 | |
| 5975 | // Send headers which overflow the receive buffer. |
| 5976 | static const int kBufferSize = 1000; |
| 5977 | char buffer[kBufferSize]; |
| 5978 | |
| 5979 | // Long key and short value: XXXX....XXXX:0\r\n. |
| 5980 | for (int i = 0; i < kBufferSize - 4; i++) { |
| 5981 | buffer[i] = 'X'; |
| 5982 | } |
| 5983 | buffer[kBufferSize - 4] = ':'; |
| 5984 | buffer[kBufferSize - 3] = '0'; |
| 5985 | buffer[kBufferSize - 2] = '\r'; |
| 5986 | buffer[kBufferSize - 1] = '\n'; |
| 5987 | client->Send(buffer, kBufferSize); |
| 5988 | |
| 5989 | // Short key and long value: X:XXXX....XXXX\r\n. |
| 5990 | buffer[0] = 'X'; |
| 5991 | buffer[1] = ':'; |
| 5992 | for (int i = 2; i < kBufferSize - 2; i++) { |
| 5993 | buffer[i] = 'X'; |
| 5994 | } |
| 5995 | buffer[kBufferSize - 2] = '\r'; |
| 5996 | buffer[kBufferSize - 1] = '\n'; |
| 5997 | client->Send(buffer, kBufferSize); |
| 5998 | |
| 5999 | // Add empty body to request. |
| 6000 | const char* content_length_zero_header = "Content-Length:0\r\n"; |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 6001 | client->Send(content_length_zero_header, |
| 6002 | StrLength(content_length_zero_header)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6003 | client->Send("\r\n", 2); |
| 6004 | |
| 6005 | // Wait until data is received. |
| 6006 | server->Join(); |
| 6007 | |
| 6008 | // Check for empty body. |
| 6009 | CHECK(server->body() == NULL); |
| 6010 | |
| 6011 | // Close the client before the server to avoid TIME_WAIT issues. |
| 6012 | client->Shutdown(); |
| 6013 | delete client; |
| 6014 | delete server; |
| 6015 | } |
| 6016 | |
| 6017 | |
| 6018 | // Test for issue http://code.google.com/p/v8/issues/detail?id=289. |
| 6019 | // Make sure that DebugGetLoadedScripts doesn't return scripts |
| 6020 | // with disposed external source. |
| 6021 | class EmptyExternalStringResource : public v8::String::ExternalStringResource { |
| 6022 | public: |
| 6023 | EmptyExternalStringResource() { empty_[0] = 0; } |
| 6024 | virtual ~EmptyExternalStringResource() {} |
| 6025 | virtual size_t length() const { return empty_.length(); } |
| 6026 | virtual const uint16_t* data() const { return empty_.start(); } |
| 6027 | private: |
| 6028 | ::v8::internal::EmbeddedVector<uint16_t, 1> empty_; |
| 6029 | }; |
| 6030 | |
| 6031 | |
| 6032 | TEST(DebugGetLoadedScripts) { |
| 6033 | v8::HandleScope scope; |
| 6034 | DebugLocalContext env; |
| 6035 | env.ExposeDebug(); |
| 6036 | |
| 6037 | EmptyExternalStringResource source_ext_str; |
| 6038 | v8::Local<v8::String> source = v8::String::NewExternal(&source_ext_str); |
| 6039 | v8::Handle<v8::Script> evil_script = v8::Script::Compile(source); |
| 6040 | Handle<i::ExternalTwoByteString> i_source( |
| 6041 | i::ExternalTwoByteString::cast(*v8::Utils::OpenHandle(*source))); |
| 6042 | // This situation can happen if source was an external string disposed |
| 6043 | // by its owner. |
| 6044 | i_source->set_resource(0); |
| 6045 | |
| 6046 | bool allow_natives_syntax = i::FLAG_allow_natives_syntax; |
| 6047 | i::FLAG_allow_natives_syntax = true; |
| 6048 | CompileRun( |
| 6049 | "var scripts = %DebugGetLoadedScripts();" |
| 6050 | "var count = scripts.length;" |
| 6051 | "for (var i = 0; i < count; ++i) {" |
| 6052 | " scripts[i].line_ends;" |
| 6053 | "}"); |
| 6054 | // Must not crash while accessing line_ends. |
| 6055 | i::FLAG_allow_natives_syntax = allow_natives_syntax; |
| 6056 | |
| 6057 | // Some scripts are retrieved - at least the number of native scripts. |
| 6058 | CHECK_GT((*env)->Global()->Get(v8::String::New("count"))->Int32Value(), 8); |
| 6059 | } |
| 6060 | |
| 6061 | |
| 6062 | // Test script break points set on lines. |
| 6063 | TEST(ScriptNameAndData) { |
| 6064 | v8::HandleScope scope; |
| 6065 | DebugLocalContext env; |
| 6066 | env.ExposeDebug(); |
| 6067 | |
| 6068 | // Create functions for retrieving script name and data for the function on |
| 6069 | // the top frame when hitting a break point. |
| 6070 | frame_script_name = CompileFunction(&env, |
| 6071 | frame_script_name_source, |
| 6072 | "frame_script_name"); |
| 6073 | frame_script_data = CompileFunction(&env, |
| 6074 | frame_script_data_source, |
| 6075 | "frame_script_data"); |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 6076 | compiled_script_data = CompileFunction(&env, |
| 6077 | compiled_script_data_source, |
| 6078 | "compiled_script_data"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6079 | |
| 6080 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 6081 | v8::Undefined()); |
| 6082 | |
| 6083 | // Test function source. |
| 6084 | v8::Local<v8::String> script = v8::String::New( |
| 6085 | "function f() {\n" |
| 6086 | " debugger;\n" |
| 6087 | "}\n"); |
| 6088 | |
| 6089 | v8::ScriptOrigin origin1 = v8::ScriptOrigin(v8::String::New("name")); |
| 6090 | v8::Handle<v8::Script> script1 = v8::Script::Compile(script, &origin1); |
| 6091 | script1->SetData(v8::String::New("data")); |
| 6092 | script1->Run(); |
| 6093 | v8::Local<v8::Function> f; |
| 6094 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 6095 | |
| 6096 | f->Call(env->Global(), 0, NULL); |
| 6097 | CHECK_EQ(1, break_point_hit_count); |
| 6098 | CHECK_EQ("name", last_script_name_hit); |
| 6099 | CHECK_EQ("data", last_script_data_hit); |
| 6100 | |
| 6101 | // Compile the same script again without setting data. As the compilation |
| 6102 | // cache is disabled when debugging expect the data to be missing. |
| 6103 | v8::Script::Compile(script, &origin1)->Run(); |
| 6104 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 6105 | f->Call(env->Global(), 0, NULL); |
| 6106 | CHECK_EQ(2, break_point_hit_count); |
| 6107 | CHECK_EQ("name", last_script_name_hit); |
| 6108 | CHECK_EQ("", last_script_data_hit); // Undefined results in empty string. |
| 6109 | |
| 6110 | v8::Local<v8::String> data_obj_source = v8::String::New( |
| 6111 | "({ a: 'abc',\n" |
| 6112 | " b: 123,\n" |
| 6113 | " toString: function() { return this.a + ' ' + this.b; }\n" |
| 6114 | "})\n"); |
| 6115 | v8::Local<v8::Value> data_obj = v8::Script::Compile(data_obj_source)->Run(); |
| 6116 | v8::ScriptOrigin origin2 = v8::ScriptOrigin(v8::String::New("new name")); |
| 6117 | v8::Handle<v8::Script> script2 = v8::Script::Compile(script, &origin2); |
| 6118 | script2->Run(); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 6119 | script2->SetData(data_obj->ToString()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6120 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 6121 | f->Call(env->Global(), 0, NULL); |
| 6122 | CHECK_EQ(3, break_point_hit_count); |
| 6123 | CHECK_EQ("new name", last_script_name_hit); |
| 6124 | CHECK_EQ("abc 123", last_script_data_hit); |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 6125 | |
| 6126 | v8::Handle<v8::Script> script3 = |
| 6127 | v8::Script::Compile(script, &origin2, NULL, |
| 6128 | v8::String::New("in compile")); |
| 6129 | CHECK_EQ("in compile", last_script_data_hit); |
| 6130 | script3->Run(); |
| 6131 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 6132 | f->Call(env->Global(), 0, NULL); |
| 6133 | CHECK_EQ(4, break_point_hit_count); |
| 6134 | CHECK_EQ("in compile", last_script_data_hit); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6135 | } |
| 6136 | |
| 6137 | |
| 6138 | static v8::Persistent<v8::Context> expected_context; |
| 6139 | static v8::Handle<v8::Value> expected_context_data; |
| 6140 | |
| 6141 | |
| 6142 | // Check that the expected context is the one generating the debug event. |
| 6143 | static void ContextCheckMessageHandler(const v8::Debug::Message& message) { |
| 6144 | CHECK(message.GetEventContext() == expected_context); |
| 6145 | CHECK(message.GetEventContext()->GetData()->StrictEquals( |
| 6146 | expected_context_data)); |
| 6147 | message_handler_hit_count++; |
| 6148 | |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 6149 | static char print_buffer[1000]; |
| 6150 | v8::String::Value json(message.GetJSON()); |
| 6151 | Utf16ToAscii(*json, json.length(), print_buffer); |
| 6152 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6153 | // Send a continue command for break events. |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 6154 | if (IsBreakEventMessage(print_buffer)) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6155 | SendContinueCommand(); |
| 6156 | } |
| 6157 | } |
| 6158 | |
| 6159 | |
| 6160 | // Test which creates two contexts and sets different embedder data on each. |
| 6161 | // Checks that this data is set correctly and that when the debug message |
| 6162 | // handler is called the expected context is the one active. |
| 6163 | TEST(ContextData) { |
| 6164 | v8::HandleScope scope; |
| 6165 | |
| 6166 | v8::Debug::SetMessageHandler2(ContextCheckMessageHandler); |
| 6167 | |
| 6168 | // Create two contexts. |
| 6169 | v8::Persistent<v8::Context> context_1; |
| 6170 | v8::Persistent<v8::Context> context_2; |
| 6171 | v8::Handle<v8::ObjectTemplate> global_template = |
| 6172 | v8::Handle<v8::ObjectTemplate>(); |
| 6173 | v8::Handle<v8::Value> global_object = v8::Handle<v8::Value>(); |
| 6174 | context_1 = v8::Context::New(NULL, global_template, global_object); |
| 6175 | context_2 = v8::Context::New(NULL, global_template, global_object); |
| 6176 | |
| 6177 | // Default data value is undefined. |
| 6178 | CHECK(context_1->GetData()->IsUndefined()); |
| 6179 | CHECK(context_2->GetData()->IsUndefined()); |
| 6180 | |
| 6181 | // Set and check different data values. |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 6182 | v8::Handle<v8::String> data_1 = v8::String::New("1"); |
| 6183 | v8::Handle<v8::String> data_2 = v8::String::New("2"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6184 | context_1->SetData(data_1); |
| 6185 | context_2->SetData(data_2); |
| 6186 | CHECK(context_1->GetData()->StrictEquals(data_1)); |
| 6187 | CHECK(context_2->GetData()->StrictEquals(data_2)); |
| 6188 | |
| 6189 | // Simple test function which causes a break. |
| 6190 | const char* source = "function f() { debugger; }"; |
| 6191 | |
| 6192 | // Enter and run function in the first context. |
| 6193 | { |
| 6194 | v8::Context::Scope context_scope(context_1); |
| 6195 | expected_context = context_1; |
| 6196 | expected_context_data = data_1; |
| 6197 | v8::Local<v8::Function> f = CompileFunction(source, "f"); |
| 6198 | f->Call(context_1->Global(), 0, NULL); |
| 6199 | } |
| 6200 | |
| 6201 | |
| 6202 | // Enter and run function in the second context. |
| 6203 | { |
| 6204 | v8::Context::Scope context_scope(context_2); |
| 6205 | expected_context = context_2; |
| 6206 | expected_context_data = data_2; |
| 6207 | v8::Local<v8::Function> f = CompileFunction(source, "f"); |
| 6208 | f->Call(context_2->Global(), 0, NULL); |
| 6209 | } |
| 6210 | |
| 6211 | // Two times compile event and two times break event. |
| 6212 | CHECK_GT(message_handler_hit_count, 4); |
| 6213 | |
| 6214 | v8::Debug::SetMessageHandler2(NULL); |
| 6215 | CheckDebuggerUnloaded(); |
| 6216 | } |
| 6217 | |
| 6218 | |
| 6219 | // Debug message handler which issues a debug break when it hits a break event. |
| 6220 | static int message_handler_break_hit_count = 0; |
| 6221 | static void DebugBreakMessageHandler(const v8::Debug::Message& message) { |
| 6222 | // Schedule a debug break for break events. |
| 6223 | if (message.IsEvent() && message.GetEvent() == v8::Break) { |
| 6224 | message_handler_break_hit_count++; |
| 6225 | if (message_handler_break_hit_count == 1) { |
| 6226 | v8::Debug::DebugBreak(); |
| 6227 | } |
| 6228 | } |
| 6229 | |
| 6230 | // Issue a continue command if this event will not cause the VM to start |
| 6231 | // running. |
| 6232 | if (!message.WillStartRunning()) { |
| 6233 | SendContinueCommand(); |
| 6234 | } |
| 6235 | } |
| 6236 | |
| 6237 | |
| 6238 | // Test that a debug break can be scheduled while in a message handler. |
| 6239 | TEST(DebugBreakInMessageHandler) { |
| 6240 | v8::HandleScope scope; |
| 6241 | DebugLocalContext env; |
| 6242 | |
| 6243 | v8::Debug::SetMessageHandler2(DebugBreakMessageHandler); |
| 6244 | |
| 6245 | // Test functions. |
| 6246 | const char* script = "function f() { debugger; g(); } function g() { }"; |
| 6247 | CompileRun(script); |
| 6248 | v8::Local<v8::Function> f = |
| 6249 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 6250 | v8::Local<v8::Function> g = |
| 6251 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("g"))); |
| 6252 | |
| 6253 | // Call f then g. The debugger statement in f will casue a break which will |
| 6254 | // cause another break. |
| 6255 | f->Call(env->Global(), 0, NULL); |
| 6256 | CHECK_EQ(2, message_handler_break_hit_count); |
| 6257 | // Calling g will not cause any additional breaks. |
| 6258 | g->Call(env->Global(), 0, NULL); |
| 6259 | CHECK_EQ(2, message_handler_break_hit_count); |
| 6260 | } |
| 6261 | |
| 6262 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6263 | #ifndef V8_INTERPRETED_REGEXP |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6264 | // Debug event handler which gets the function on the top frame and schedules a |
| 6265 | // break a number of times. |
| 6266 | static void DebugEventDebugBreak( |
| 6267 | v8::DebugEvent event, |
| 6268 | v8::Handle<v8::Object> exec_state, |
| 6269 | v8::Handle<v8::Object> event_data, |
| 6270 | v8::Handle<v8::Value> data) { |
| 6271 | |
| 6272 | if (event == v8::Break) { |
| 6273 | break_point_hit_count++; |
| 6274 | |
| 6275 | // Get the name of the top frame function. |
| 6276 | if (!frame_function_name.IsEmpty()) { |
| 6277 | // Get the name of the function. |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 6278 | const int argc = 2; |
| 6279 | v8::Handle<v8::Value> argv[argc] = { exec_state, v8::Integer::New(0) }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6280 | v8::Handle<v8::Value> result = frame_function_name->Call(exec_state, |
| 6281 | argc, argv); |
| 6282 | if (result->IsUndefined()) { |
| 6283 | last_function_hit[0] = '\0'; |
| 6284 | } else { |
| 6285 | CHECK(result->IsString()); |
| 6286 | v8::Handle<v8::String> function_name(result->ToString()); |
| 6287 | function_name->WriteAscii(last_function_hit); |
| 6288 | } |
| 6289 | } |
| 6290 | |
| 6291 | // Keep forcing breaks. |
| 6292 | if (break_point_hit_count < 20) { |
| 6293 | v8::Debug::DebugBreak(); |
| 6294 | } |
| 6295 | } |
| 6296 | } |
| 6297 | |
| 6298 | |
| 6299 | TEST(RegExpDebugBreak) { |
| 6300 | // This test only applies to native regexps. |
| 6301 | v8::HandleScope scope; |
| 6302 | DebugLocalContext env; |
| 6303 | |
| 6304 | // Create a function for checking the function when hitting a break point. |
| 6305 | frame_function_name = CompileFunction(&env, |
| 6306 | frame_function_name_source, |
| 6307 | "frame_function_name"); |
| 6308 | |
| 6309 | // Test RegExp which matches white spaces and comments at the begining of a |
| 6310 | // source line. |
| 6311 | const char* script = |
| 6312 | "var sourceLineBeginningSkip = /^(?:[ \\v\\h]*(?:\\/\\*.*?\\*\\/)*)*/;\n" |
| 6313 | "function f(s) { return s.match(sourceLineBeginningSkip)[0].length; }"; |
| 6314 | |
| 6315 | v8::Local<v8::Function> f = CompileFunction(script, "f"); |
| 6316 | const int argc = 1; |
| 6317 | v8::Handle<v8::Value> argv[argc] = { v8::String::New(" /* xxx */ a=0;") }; |
| 6318 | v8::Local<v8::Value> result = f->Call(env->Global(), argc, argv); |
| 6319 | CHECK_EQ(12, result->Int32Value()); |
| 6320 | |
| 6321 | v8::Debug::SetDebugEventListener(DebugEventDebugBreak); |
| 6322 | v8::Debug::DebugBreak(); |
| 6323 | result = f->Call(env->Global(), argc, argv); |
| 6324 | |
| 6325 | // Check that there was only one break event. Matching RegExp should not |
| 6326 | // cause Break events. |
| 6327 | CHECK_EQ(1, break_point_hit_count); |
| 6328 | CHECK_EQ("f", last_function_hit); |
| 6329 | } |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6330 | #endif // V8_INTERPRETED_REGEXP |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6331 | |
| 6332 | |
| 6333 | // Common part of EvalContextData and NestedBreakEventContextData tests. |
| 6334 | static void ExecuteScriptForContextCheck() { |
| 6335 | // Create a context. |
| 6336 | v8::Persistent<v8::Context> context_1; |
| 6337 | v8::Handle<v8::ObjectTemplate> global_template = |
| 6338 | v8::Handle<v8::ObjectTemplate>(); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 6339 | context_1 = v8::Context::New(NULL, global_template); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6340 | |
| 6341 | // Default data value is undefined. |
| 6342 | CHECK(context_1->GetData()->IsUndefined()); |
| 6343 | |
| 6344 | // Set and check a data value. |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 6345 | v8::Handle<v8::String> data_1 = v8::String::New("1"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6346 | context_1->SetData(data_1); |
| 6347 | CHECK(context_1->GetData()->StrictEquals(data_1)); |
| 6348 | |
| 6349 | // Simple test function with eval that causes a break. |
| 6350 | const char* source = "function f() { eval('debugger;'); }"; |
| 6351 | |
| 6352 | // Enter and run function in the context. |
| 6353 | { |
| 6354 | v8::Context::Scope context_scope(context_1); |
| 6355 | expected_context = context_1; |
| 6356 | expected_context_data = data_1; |
| 6357 | v8::Local<v8::Function> f = CompileFunction(source, "f"); |
| 6358 | f->Call(context_1->Global(), 0, NULL); |
| 6359 | } |
| 6360 | } |
| 6361 | |
| 6362 | |
| 6363 | // Test which creates a context and sets embedder data on it. Checks that this |
| 6364 | // data is set correctly and that when the debug message handler is called for |
| 6365 | // break event in an eval statement the expected context is the one returned by |
| 6366 | // Message.GetEventContext. |
| 6367 | TEST(EvalContextData) { |
| 6368 | v8::HandleScope scope; |
| 6369 | v8::Debug::SetMessageHandler2(ContextCheckMessageHandler); |
| 6370 | |
| 6371 | ExecuteScriptForContextCheck(); |
| 6372 | |
| 6373 | // One time compile event and one time break event. |
| 6374 | CHECK_GT(message_handler_hit_count, 2); |
| 6375 | v8::Debug::SetMessageHandler2(NULL); |
| 6376 | CheckDebuggerUnloaded(); |
| 6377 | } |
| 6378 | |
| 6379 | |
| 6380 | static bool sent_eval = false; |
| 6381 | static int break_count = 0; |
| 6382 | static int continue_command_send_count = 0; |
| 6383 | // Check that the expected context is the one generating the debug event |
| 6384 | // including the case of nested break event. |
| 6385 | static void DebugEvalContextCheckMessageHandler( |
| 6386 | const v8::Debug::Message& message) { |
| 6387 | CHECK(message.GetEventContext() == expected_context); |
| 6388 | CHECK(message.GetEventContext()->GetData()->StrictEquals( |
| 6389 | expected_context_data)); |
| 6390 | message_handler_hit_count++; |
| 6391 | |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 6392 | static char print_buffer[1000]; |
| 6393 | v8::String::Value json(message.GetJSON()); |
| 6394 | Utf16ToAscii(*json, json.length(), print_buffer); |
| 6395 | |
| 6396 | if (IsBreakEventMessage(print_buffer)) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6397 | break_count++; |
| 6398 | if (!sent_eval) { |
| 6399 | sent_eval = true; |
| 6400 | |
| 6401 | const int kBufferSize = 1000; |
| 6402 | uint16_t buffer[kBufferSize]; |
| 6403 | const char* eval_command = |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 6404 | "{\"seq\":0," |
| 6405 | "\"type\":\"request\"," |
| 6406 | "\"command\":\"evaluate\"," |
| 6407 | "\"arguments\":{\"expression\":\"debugger;\"," |
| 6408 | "\"global\":true,\"disable_break\":false}}"; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6409 | |
| 6410 | // Send evaluate command. |
| 6411 | v8::Debug::SendCommand(buffer, AsciiToUtf16(eval_command, buffer)); |
| 6412 | return; |
| 6413 | } else { |
| 6414 | // It's a break event caused by the evaluation request above. |
| 6415 | SendContinueCommand(); |
| 6416 | continue_command_send_count++; |
| 6417 | } |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 6418 | } else if (IsEvaluateResponseMessage(print_buffer) && |
| 6419 | continue_command_send_count < 2) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6420 | // Response to the evaluation request. We're still on the breakpoint so |
| 6421 | // send continue. |
| 6422 | SendContinueCommand(); |
| 6423 | continue_command_send_count++; |
| 6424 | } |
| 6425 | } |
| 6426 | |
| 6427 | |
| 6428 | // Tests that context returned for break event is correct when the event occurs |
| 6429 | // in 'evaluate' debugger request. |
| 6430 | TEST(NestedBreakEventContextData) { |
| 6431 | v8::HandleScope scope; |
| 6432 | break_count = 0; |
| 6433 | message_handler_hit_count = 0; |
| 6434 | v8::Debug::SetMessageHandler2(DebugEvalContextCheckMessageHandler); |
| 6435 | |
| 6436 | ExecuteScriptForContextCheck(); |
| 6437 | |
| 6438 | // One time compile event and two times break event. |
| 6439 | CHECK_GT(message_handler_hit_count, 3); |
| 6440 | |
| 6441 | // One break from the source and another from the evaluate request. |
| 6442 | CHECK_EQ(break_count, 2); |
| 6443 | v8::Debug::SetMessageHandler2(NULL); |
| 6444 | CheckDebuggerUnloaded(); |
| 6445 | } |
| 6446 | |
| 6447 | |
| 6448 | // Debug event listener which counts the script collected events. |
| 6449 | int script_collected_count = 0; |
| 6450 | static void DebugEventScriptCollectedEvent(v8::DebugEvent event, |
| 6451 | v8::Handle<v8::Object> exec_state, |
| 6452 | v8::Handle<v8::Object> event_data, |
| 6453 | v8::Handle<v8::Value> data) { |
| 6454 | // Count the number of breaks. |
| 6455 | if (event == v8::ScriptCollected) { |
| 6456 | script_collected_count++; |
| 6457 | } |
| 6458 | } |
| 6459 | |
| 6460 | |
| 6461 | // Test that scripts collected are reported through the debug event listener. |
| 6462 | TEST(ScriptCollectedEvent) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6463 | v8::internal::Debug* debug = v8::internal::Isolate::Current()->debug(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6464 | break_point_hit_count = 0; |
| 6465 | script_collected_count = 0; |
| 6466 | v8::HandleScope scope; |
| 6467 | DebugLocalContext env; |
| 6468 | |
| 6469 | // Request the loaded scripts to initialize the debugger script cache. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6470 | debug->GetLoadedScripts(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6471 | |
| 6472 | // Do garbage collection to ensure that only the script in this test will be |
| 6473 | // collected afterwards. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6474 | HEAP->CollectAllGarbage(false); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6475 | |
| 6476 | script_collected_count = 0; |
| 6477 | v8::Debug::SetDebugEventListener(DebugEventScriptCollectedEvent, |
| 6478 | v8::Undefined()); |
| 6479 | { |
| 6480 | v8::Script::Compile(v8::String::New("eval('a=1')"))->Run(); |
| 6481 | v8::Script::Compile(v8::String::New("eval('a=2')"))->Run(); |
| 6482 | } |
| 6483 | |
| 6484 | // Do garbage collection to collect the script above which is no longer |
| 6485 | // referenced. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6486 | HEAP->CollectAllGarbage(false); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6487 | |
| 6488 | CHECK_EQ(2, script_collected_count); |
| 6489 | |
| 6490 | v8::Debug::SetDebugEventListener(NULL); |
| 6491 | CheckDebuggerUnloaded(); |
| 6492 | } |
| 6493 | |
| 6494 | |
| 6495 | // Debug event listener which counts the script collected events. |
| 6496 | int script_collected_message_count = 0; |
| 6497 | static void ScriptCollectedMessageHandler(const v8::Debug::Message& message) { |
| 6498 | // Count the number of scripts collected. |
| 6499 | if (message.IsEvent() && message.GetEvent() == v8::ScriptCollected) { |
| 6500 | script_collected_message_count++; |
| 6501 | v8::Handle<v8::Context> context = message.GetEventContext(); |
| 6502 | CHECK(context.IsEmpty()); |
| 6503 | } |
| 6504 | } |
| 6505 | |
| 6506 | |
| 6507 | // Test that GetEventContext doesn't fail and return empty handle for |
| 6508 | // ScriptCollected events. |
| 6509 | TEST(ScriptCollectedEventContext) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6510 | v8::internal::Debug* debug = v8::internal::Isolate::Current()->debug(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6511 | script_collected_message_count = 0; |
| 6512 | v8::HandleScope scope; |
| 6513 | |
| 6514 | { // Scope for the DebugLocalContext. |
| 6515 | DebugLocalContext env; |
| 6516 | |
| 6517 | // Request the loaded scripts to initialize the debugger script cache. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6518 | debug->GetLoadedScripts(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6519 | |
| 6520 | // Do garbage collection to ensure that only the script in this test will be |
| 6521 | // collected afterwards. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6522 | HEAP->CollectAllGarbage(false); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6523 | |
| 6524 | v8::Debug::SetMessageHandler2(ScriptCollectedMessageHandler); |
| 6525 | { |
| 6526 | v8::Script::Compile(v8::String::New("eval('a=1')"))->Run(); |
| 6527 | v8::Script::Compile(v8::String::New("eval('a=2')"))->Run(); |
| 6528 | } |
| 6529 | } |
| 6530 | |
| 6531 | // Do garbage collection to collect the script above which is no longer |
| 6532 | // referenced. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6533 | HEAP->CollectAllGarbage(false); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6534 | |
| 6535 | CHECK_EQ(2, script_collected_message_count); |
| 6536 | |
| 6537 | v8::Debug::SetMessageHandler2(NULL); |
| 6538 | } |
| 6539 | |
| 6540 | |
| 6541 | // Debug event listener which counts the after compile events. |
| 6542 | int after_compile_message_count = 0; |
| 6543 | static void AfterCompileMessageHandler(const v8::Debug::Message& message) { |
| 6544 | // Count the number of scripts collected. |
| 6545 | if (message.IsEvent()) { |
| 6546 | if (message.GetEvent() == v8::AfterCompile) { |
| 6547 | after_compile_message_count++; |
| 6548 | } else if (message.GetEvent() == v8::Break) { |
| 6549 | SendContinueCommand(); |
| 6550 | } |
| 6551 | } |
| 6552 | } |
| 6553 | |
| 6554 | |
| 6555 | // Tests that after compile event is sent as many times as there are scripts |
| 6556 | // compiled. |
| 6557 | TEST(AfterCompileMessageWhenMessageHandlerIsReset) { |
| 6558 | v8::HandleScope scope; |
| 6559 | DebugLocalContext env; |
| 6560 | after_compile_message_count = 0; |
| 6561 | const char* script = "var a=1"; |
| 6562 | |
| 6563 | v8::Debug::SetMessageHandler2(AfterCompileMessageHandler); |
| 6564 | v8::Script::Compile(v8::String::New(script))->Run(); |
| 6565 | v8::Debug::SetMessageHandler2(NULL); |
| 6566 | |
| 6567 | v8::Debug::SetMessageHandler2(AfterCompileMessageHandler); |
| 6568 | v8::Debug::DebugBreak(); |
| 6569 | v8::Script::Compile(v8::String::New(script))->Run(); |
| 6570 | |
| 6571 | // Setting listener to NULL should cause debugger unload. |
| 6572 | v8::Debug::SetMessageHandler2(NULL); |
| 6573 | CheckDebuggerUnloaded(); |
| 6574 | |
| 6575 | // Compilation cache should be disabled when debugger is active. |
| 6576 | CHECK_EQ(2, after_compile_message_count); |
| 6577 | } |
| 6578 | |
| 6579 | |
| 6580 | // Tests that break event is sent when message handler is reset. |
| 6581 | TEST(BreakMessageWhenMessageHandlerIsReset) { |
| 6582 | v8::HandleScope scope; |
| 6583 | DebugLocalContext env; |
| 6584 | after_compile_message_count = 0; |
| 6585 | const char* script = "function f() {};"; |
| 6586 | |
| 6587 | v8::Debug::SetMessageHandler2(AfterCompileMessageHandler); |
| 6588 | v8::Script::Compile(v8::String::New(script))->Run(); |
| 6589 | v8::Debug::SetMessageHandler2(NULL); |
| 6590 | |
| 6591 | v8::Debug::SetMessageHandler2(AfterCompileMessageHandler); |
| 6592 | v8::Debug::DebugBreak(); |
| 6593 | v8::Local<v8::Function> f = |
| 6594 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 6595 | f->Call(env->Global(), 0, NULL); |
| 6596 | |
| 6597 | // Setting message handler to NULL should cause debugger unload. |
| 6598 | v8::Debug::SetMessageHandler2(NULL); |
| 6599 | CheckDebuggerUnloaded(); |
| 6600 | |
| 6601 | // Compilation cache should be disabled when debugger is active. |
| 6602 | CHECK_EQ(1, after_compile_message_count); |
| 6603 | } |
| 6604 | |
| 6605 | |
| 6606 | static int exception_event_count = 0; |
| 6607 | static void ExceptionMessageHandler(const v8::Debug::Message& message) { |
| 6608 | if (message.IsEvent() && message.GetEvent() == v8::Exception) { |
| 6609 | exception_event_count++; |
| 6610 | SendContinueCommand(); |
| 6611 | } |
| 6612 | } |
| 6613 | |
| 6614 | |
| 6615 | // Tests that exception event is sent when message handler is reset. |
| 6616 | TEST(ExceptionMessageWhenMessageHandlerIsReset) { |
| 6617 | v8::HandleScope scope; |
| 6618 | DebugLocalContext env; |
Ben Murdoch | 086aeea | 2011-05-13 15:57:08 +0100 | [diff] [blame] | 6619 | |
| 6620 | // For this test, we want to break on uncaught exceptions: |
| 6621 | ChangeBreakOnException(false, true); |
| 6622 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6623 | exception_event_count = 0; |
| 6624 | const char* script = "function f() {throw new Error()};"; |
| 6625 | |
| 6626 | v8::Debug::SetMessageHandler2(AfterCompileMessageHandler); |
| 6627 | v8::Script::Compile(v8::String::New(script))->Run(); |
| 6628 | v8::Debug::SetMessageHandler2(NULL); |
| 6629 | |
| 6630 | v8::Debug::SetMessageHandler2(ExceptionMessageHandler); |
| 6631 | v8::Local<v8::Function> f = |
| 6632 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 6633 | f->Call(env->Global(), 0, NULL); |
| 6634 | |
| 6635 | // Setting message handler to NULL should cause debugger unload. |
| 6636 | v8::Debug::SetMessageHandler2(NULL); |
| 6637 | CheckDebuggerUnloaded(); |
| 6638 | |
| 6639 | CHECK_EQ(1, exception_event_count); |
| 6640 | } |
| 6641 | |
| 6642 | |
| 6643 | // Tests after compile event is sent when there are some provisional |
| 6644 | // breakpoints out of the scripts lines range. |
| 6645 | TEST(ProvisionalBreakpointOnLineOutOfRange) { |
| 6646 | v8::HandleScope scope; |
| 6647 | DebugLocalContext env; |
| 6648 | env.ExposeDebug(); |
| 6649 | const char* script = "function f() {};"; |
| 6650 | const char* resource_name = "test_resource"; |
| 6651 | |
| 6652 | // Set a couple of provisional breakpoint on lines out of the script lines |
| 6653 | // range. |
| 6654 | int sbp1 = SetScriptBreakPointByNameFromJS(resource_name, 3, |
| 6655 | -1 /* no column */); |
| 6656 | int sbp2 = SetScriptBreakPointByNameFromJS(resource_name, 5, 5); |
| 6657 | |
| 6658 | after_compile_message_count = 0; |
| 6659 | v8::Debug::SetMessageHandler2(AfterCompileMessageHandler); |
| 6660 | |
| 6661 | v8::ScriptOrigin origin( |
| 6662 | v8::String::New(resource_name), |
| 6663 | v8::Integer::New(10), |
| 6664 | v8::Integer::New(1)); |
| 6665 | // Compile a script whose first line number is greater than the breakpoints' |
| 6666 | // lines. |
| 6667 | v8::Script::Compile(v8::String::New(script), &origin)->Run(); |
| 6668 | |
| 6669 | // If the script is compiled successfully there is exactly one after compile |
| 6670 | // event. In case of an exception in debugger code after compile event is not |
| 6671 | // sent. |
| 6672 | CHECK_EQ(1, after_compile_message_count); |
| 6673 | |
| 6674 | ClearBreakPointFromJS(sbp1); |
| 6675 | ClearBreakPointFromJS(sbp2); |
| 6676 | v8::Debug::SetMessageHandler2(NULL); |
| 6677 | } |
| 6678 | |
| 6679 | |
| 6680 | static void BreakMessageHandler(const v8::Debug::Message& message) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6681 | i::Isolate* isolate = i::Isolate::Current(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6682 | if (message.IsEvent() && message.GetEvent() == v8::Break) { |
| 6683 | // Count the number of breaks. |
| 6684 | break_point_hit_count++; |
| 6685 | |
| 6686 | v8::HandleScope scope; |
| 6687 | v8::Handle<v8::String> json = message.GetJSON(); |
| 6688 | |
| 6689 | SendContinueCommand(); |
| 6690 | } else if (message.IsEvent() && message.GetEvent() == v8::AfterCompile) { |
| 6691 | v8::HandleScope scope; |
| 6692 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6693 | bool is_debug_break = isolate->stack_guard()->IsDebugBreak(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6694 | // Force DebugBreak flag while serializer is working. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6695 | isolate->stack_guard()->DebugBreak(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6696 | |
| 6697 | // Force serialization to trigger some internal JS execution. |
| 6698 | v8::Handle<v8::String> json = message.GetJSON(); |
| 6699 | |
| 6700 | // Restore previous state. |
| 6701 | if (is_debug_break) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6702 | isolate->stack_guard()->DebugBreak(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6703 | } else { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6704 | isolate->stack_guard()->Continue(i::DEBUGBREAK); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6705 | } |
| 6706 | } |
| 6707 | } |
| 6708 | |
| 6709 | |
| 6710 | // Test that if DebugBreak is forced it is ignored when code from |
| 6711 | // debug-delay.js is executed. |
| 6712 | TEST(NoDebugBreakInAfterCompileMessageHandler) { |
| 6713 | v8::HandleScope scope; |
| 6714 | DebugLocalContext env; |
| 6715 | |
| 6716 | // Register a debug event listener which sets the break flag and counts. |
| 6717 | v8::Debug::SetMessageHandler2(BreakMessageHandler); |
| 6718 | |
| 6719 | // Set the debug break flag. |
| 6720 | v8::Debug::DebugBreak(); |
| 6721 | |
| 6722 | // Create a function for testing stepping. |
| 6723 | const char* src = "function f() { eval('var x = 10;'); } "; |
| 6724 | v8::Local<v8::Function> f = CompileFunction(&env, src, "f"); |
| 6725 | |
| 6726 | // There should be only one break event. |
| 6727 | CHECK_EQ(1, break_point_hit_count); |
| 6728 | |
| 6729 | // Set the debug break flag again. |
| 6730 | v8::Debug::DebugBreak(); |
| 6731 | f->Call(env->Global(), 0, NULL); |
| 6732 | // There should be one more break event when the script is evaluated in 'f'. |
| 6733 | CHECK_EQ(2, break_point_hit_count); |
| 6734 | |
| 6735 | // Get rid of the debug message handler. |
| 6736 | v8::Debug::SetMessageHandler2(NULL); |
| 6737 | CheckDebuggerUnloaded(); |
| 6738 | } |
| 6739 | |
| 6740 | |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 6741 | static int counting_message_handler_counter; |
| 6742 | |
| 6743 | static void CountingMessageHandler(const v8::Debug::Message& message) { |
| 6744 | counting_message_handler_counter++; |
| 6745 | } |
| 6746 | |
| 6747 | // Test that debug messages get processed when ProcessDebugMessages is called. |
| 6748 | TEST(ProcessDebugMessages) { |
| 6749 | v8::HandleScope scope; |
| 6750 | DebugLocalContext env; |
| 6751 | |
| 6752 | counting_message_handler_counter = 0; |
| 6753 | |
| 6754 | v8::Debug::SetMessageHandler2(CountingMessageHandler); |
| 6755 | |
| 6756 | const int kBufferSize = 1000; |
| 6757 | uint16_t buffer[kBufferSize]; |
| 6758 | const char* scripts_command = |
| 6759 | "{\"seq\":0," |
| 6760 | "\"type\":\"request\"," |
| 6761 | "\"command\":\"scripts\"}"; |
| 6762 | |
| 6763 | // Send scripts command. |
| 6764 | v8::Debug::SendCommand(buffer, AsciiToUtf16(scripts_command, buffer)); |
| 6765 | |
| 6766 | CHECK_EQ(0, counting_message_handler_counter); |
| 6767 | v8::Debug::ProcessDebugMessages(); |
| 6768 | // At least one message should come |
| 6769 | CHECK_GE(counting_message_handler_counter, 1); |
| 6770 | |
| 6771 | counting_message_handler_counter = 0; |
| 6772 | |
| 6773 | v8::Debug::SendCommand(buffer, AsciiToUtf16(scripts_command, buffer)); |
| 6774 | v8::Debug::SendCommand(buffer, AsciiToUtf16(scripts_command, buffer)); |
| 6775 | CHECK_EQ(0, counting_message_handler_counter); |
| 6776 | v8::Debug::ProcessDebugMessages(); |
| 6777 | // At least two messages should come |
| 6778 | CHECK_GE(counting_message_handler_counter, 2); |
| 6779 | |
| 6780 | // Get rid of the debug message handler. |
| 6781 | v8::Debug::SetMessageHandler2(NULL); |
| 6782 | CheckDebuggerUnloaded(); |
| 6783 | } |
| 6784 | |
| 6785 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6786 | struct BacktraceData { |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 6787 | static int frame_counter; |
| 6788 | static void MessageHandler(const v8::Debug::Message& message) { |
| 6789 | char print_buffer[1000]; |
| 6790 | v8::String::Value json(message.GetJSON()); |
| 6791 | Utf16ToAscii(*json, json.length(), print_buffer, 1000); |
| 6792 | |
| 6793 | if (strstr(print_buffer, "backtrace") == NULL) { |
| 6794 | return; |
| 6795 | } |
| 6796 | frame_counter = GetTotalFramesInt(print_buffer); |
| 6797 | } |
| 6798 | }; |
| 6799 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6800 | int BacktraceData::frame_counter; |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 6801 | |
| 6802 | |
| 6803 | // Test that debug messages get processed when ProcessDebugMessages is called. |
| 6804 | TEST(Backtrace) { |
| 6805 | v8::HandleScope scope; |
| 6806 | DebugLocalContext env; |
| 6807 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6808 | v8::Debug::SetMessageHandler2(BacktraceData::MessageHandler); |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 6809 | |
| 6810 | const int kBufferSize = 1000; |
| 6811 | uint16_t buffer[kBufferSize]; |
| 6812 | const char* scripts_command = |
| 6813 | "{\"seq\":0," |
| 6814 | "\"type\":\"request\"," |
| 6815 | "\"command\":\"backtrace\"}"; |
| 6816 | |
| 6817 | // Check backtrace from ProcessDebugMessages. |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6818 | BacktraceData::frame_counter = -10; |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 6819 | v8::Debug::SendCommand(buffer, AsciiToUtf16(scripts_command, buffer)); |
| 6820 | v8::Debug::ProcessDebugMessages(); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6821 | CHECK_EQ(BacktraceData::frame_counter, 0); |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 6822 | |
| 6823 | v8::Handle<v8::String> void0 = v8::String::New("void(0)"); |
| 6824 | v8::Handle<v8::Script> script = v8::Script::Compile(void0, void0); |
| 6825 | |
| 6826 | // Check backtrace from "void(0)" script. |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6827 | BacktraceData::frame_counter = -10; |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 6828 | v8::Debug::SendCommand(buffer, AsciiToUtf16(scripts_command, buffer)); |
| 6829 | script->Run(); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6830 | CHECK_EQ(BacktraceData::frame_counter, 1); |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 6831 | |
| 6832 | // Get rid of the debug message handler. |
| 6833 | v8::Debug::SetMessageHandler2(NULL); |
| 6834 | CheckDebuggerUnloaded(); |
| 6835 | } |
| 6836 | |
| 6837 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6838 | TEST(GetMirror) { |
| 6839 | v8::HandleScope scope; |
| 6840 | DebugLocalContext env; |
| 6841 | v8::Handle<v8::Value> obj = v8::Debug::GetMirror(v8::String::New("hodja")); |
| 6842 | v8::Handle<v8::Function> run_test = v8::Handle<v8::Function>::Cast( |
| 6843 | v8::Script::New( |
| 6844 | v8::String::New( |
| 6845 | "function runTest(mirror) {" |
| 6846 | " return mirror.isString() && (mirror.length() == 5);" |
| 6847 | "}" |
| 6848 | "" |
| 6849 | "runTest;"))->Run()); |
| 6850 | v8::Handle<v8::Value> result = run_test->Call(env->Global(), 1, &obj); |
| 6851 | CHECK(result->IsTrue()); |
| 6852 | } |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 6853 | |
| 6854 | |
| 6855 | // Test that the debug break flag works with function.apply. |
| 6856 | TEST(DebugBreakFunctionApply) { |
| 6857 | v8::HandleScope scope; |
| 6858 | DebugLocalContext env; |
| 6859 | |
| 6860 | // Create a function for testing breaking in apply. |
| 6861 | v8::Local<v8::Function> foo = CompileFunction( |
| 6862 | &env, |
| 6863 | "function baz(x) { }" |
| 6864 | "function bar(x) { baz(); }" |
| 6865 | "function foo(){ bar.apply(this, [1]); }", |
| 6866 | "foo"); |
| 6867 | |
| 6868 | // Register a debug event listener which steps and counts. |
| 6869 | v8::Debug::SetDebugEventListener(DebugEventBreakMax); |
| 6870 | |
| 6871 | // Set the debug break flag before calling the code using function.apply. |
| 6872 | v8::Debug::DebugBreak(); |
| 6873 | |
| 6874 | // Limit the number of debug breaks. This is a regression test for issue 493 |
| 6875 | // where this test would enter an infinite loop. |
| 6876 | break_point_hit_count = 0; |
| 6877 | max_break_point_hit_count = 10000; // 10000 => infinite loop. |
| 6878 | foo->Call(env->Global(), 0, NULL); |
| 6879 | |
| 6880 | // When keeping the debug break several break will happen. |
| 6881 | CHECK_EQ(3, break_point_hit_count); |
| 6882 | |
| 6883 | v8::Debug::SetDebugEventListener(NULL); |
| 6884 | CheckDebuggerUnloaded(); |
| 6885 | } |
| 6886 | |
| 6887 | |
| 6888 | v8::Handle<v8::Context> debugee_context; |
| 6889 | v8::Handle<v8::Context> debugger_context; |
| 6890 | |
| 6891 | |
| 6892 | // Property getter that checks that current and calling contexts |
| 6893 | // are both the debugee contexts. |
| 6894 | static v8::Handle<v8::Value> NamedGetterWithCallingContextCheck( |
| 6895 | v8::Local<v8::String> name, |
| 6896 | const v8::AccessorInfo& info) { |
| 6897 | CHECK_EQ(0, strcmp(*v8::String::AsciiValue(name), "a")); |
| 6898 | v8::Handle<v8::Context> current = v8::Context::GetCurrent(); |
| 6899 | CHECK(current == debugee_context); |
| 6900 | CHECK(current != debugger_context); |
| 6901 | v8::Handle<v8::Context> calling = v8::Context::GetCalling(); |
| 6902 | CHECK(calling == debugee_context); |
| 6903 | CHECK(calling != debugger_context); |
| 6904 | return v8::Int32::New(1); |
| 6905 | } |
| 6906 | |
| 6907 | |
| 6908 | // Debug event listener that checks if the first argument of a function is |
| 6909 | // an object with property 'a' == 1. If the property has custom accessor |
| 6910 | // this handler will eventually invoke it. |
| 6911 | static void DebugEventGetAtgumentPropertyValue( |
| 6912 | v8::DebugEvent event, |
| 6913 | v8::Handle<v8::Object> exec_state, |
| 6914 | v8::Handle<v8::Object> event_data, |
| 6915 | v8::Handle<v8::Value> data) { |
| 6916 | if (event == v8::Break) { |
| 6917 | break_point_hit_count++; |
| 6918 | CHECK(debugger_context == v8::Context::GetCurrent()); |
| 6919 | v8::Handle<v8::Function> func(v8::Function::Cast(*CompileRun( |
| 6920 | "(function(exec_state) {\n" |
| 6921 | " return (exec_state.frame(0).argumentValue(0).property('a').\n" |
| 6922 | " value().value() == 1);\n" |
| 6923 | "})"))); |
| 6924 | const int argc = 1; |
| 6925 | v8::Handle<v8::Value> argv[argc] = { exec_state }; |
| 6926 | v8::Handle<v8::Value> result = func->Call(exec_state, argc, argv); |
| 6927 | CHECK(result->IsTrue()); |
| 6928 | } |
| 6929 | } |
| 6930 | |
| 6931 | |
| 6932 | TEST(CallingContextIsNotDebugContext) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6933 | v8::internal::Debug* debug = v8::internal::Isolate::Current()->debug(); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 6934 | // Create and enter a debugee context. |
| 6935 | v8::HandleScope scope; |
| 6936 | DebugLocalContext env; |
| 6937 | env.ExposeDebug(); |
| 6938 | |
| 6939 | // Save handles to the debugger and debugee contexts to be used in |
| 6940 | // NamedGetterWithCallingContextCheck. |
| 6941 | debugee_context = v8::Local<v8::Context>(*env); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6942 | debugger_context = v8::Utils::ToLocal(debug->debug_context()); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 6943 | |
| 6944 | // Create object with 'a' property accessor. |
| 6945 | v8::Handle<v8::ObjectTemplate> named = v8::ObjectTemplate::New(); |
| 6946 | named->SetAccessor(v8::String::New("a"), |
| 6947 | NamedGetterWithCallingContextCheck); |
| 6948 | env->Global()->Set(v8::String::New("obj"), |
| 6949 | named->NewInstance()); |
| 6950 | |
| 6951 | // Register the debug event listener |
| 6952 | v8::Debug::SetDebugEventListener(DebugEventGetAtgumentPropertyValue); |
| 6953 | |
| 6954 | // Create a function that invokes debugger. |
| 6955 | v8::Local<v8::Function> foo = CompileFunction( |
| 6956 | &env, |
| 6957 | "function bar(x) { debugger; }" |
| 6958 | "function foo(){ bar(obj); }", |
| 6959 | "foo"); |
| 6960 | |
| 6961 | break_point_hit_count = 0; |
| 6962 | foo->Call(env->Global(), 0, NULL); |
| 6963 | CHECK_EQ(1, break_point_hit_count); |
| 6964 | |
| 6965 | v8::Debug::SetDebugEventListener(NULL); |
| 6966 | debugee_context = v8::Handle<v8::Context>(); |
| 6967 | debugger_context = v8::Handle<v8::Context>(); |
| 6968 | CheckDebuggerUnloaded(); |
| 6969 | } |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6970 | |
| 6971 | |
| 6972 | TEST(DebugContextIsPreservedBetweenAccesses) { |
| 6973 | v8::HandleScope scope; |
| 6974 | v8::Local<v8::Context> context1 = v8::Debug::GetDebugContext(); |
| 6975 | v8::Local<v8::Context> context2 = v8::Debug::GetDebugContext(); |
| 6976 | CHECK_EQ(*context1, *context2); |
Leon Clarke | f7060e2 | 2010-06-03 12:02:55 +0100 | [diff] [blame] | 6977 | } |
| 6978 | |
| 6979 | |
| 6980 | static v8::Handle<v8::Value> expected_callback_data; |
| 6981 | static void DebugEventContextChecker(const v8::Debug::EventDetails& details) { |
| 6982 | CHECK(details.GetEventContext() == expected_context); |
| 6983 | CHECK_EQ(expected_callback_data, details.GetCallbackData()); |
| 6984 | } |
| 6985 | |
| 6986 | // Check that event details contain context where debug event occured. |
| 6987 | TEST(DebugEventContext) { |
| 6988 | v8::HandleScope scope; |
| 6989 | expected_callback_data = v8::Int32::New(2010); |
| 6990 | v8::Debug::SetDebugEventListener2(DebugEventContextChecker, |
| 6991 | expected_callback_data); |
| 6992 | expected_context = v8::Context::New(); |
| 6993 | v8::Context::Scope context_scope(expected_context); |
| 6994 | v8::Script::Compile(v8::String::New("(function(){debugger;})();"))->Run(); |
| 6995 | expected_context.Dispose(); |
| 6996 | expected_context.Clear(); |
| 6997 | v8::Debug::SetDebugEventListener(NULL); |
| 6998 | expected_context_data = v8::Handle<v8::Value>(); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6999 | CheckDebuggerUnloaded(); |
| 7000 | } |
Leon Clarke | f7060e2 | 2010-06-03 12:02:55 +0100 | [diff] [blame] | 7001 | |
Ben Murdoch | 3bec4d2 | 2010-07-22 14:51:16 +0100 | [diff] [blame] | 7002 | |
| 7003 | static void* expected_break_data; |
| 7004 | static bool was_debug_break_called; |
| 7005 | static bool was_debug_event_called; |
| 7006 | static void DebugEventBreakDataChecker(const v8::Debug::EventDetails& details) { |
| 7007 | if (details.GetEvent() == v8::BreakForCommand) { |
| 7008 | CHECK_EQ(expected_break_data, details.GetClientData()); |
| 7009 | was_debug_event_called = true; |
| 7010 | } else if (details.GetEvent() == v8::Break) { |
| 7011 | was_debug_break_called = true; |
| 7012 | } |
| 7013 | } |
| 7014 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 7015 | |
Ben Murdoch | 3bec4d2 | 2010-07-22 14:51:16 +0100 | [diff] [blame] | 7016 | // Check that event details contain context where debug event occured. |
| 7017 | TEST(DebugEventBreakData) { |
| 7018 | v8::HandleScope scope; |
| 7019 | DebugLocalContext env; |
| 7020 | v8::Debug::SetDebugEventListener2(DebugEventBreakDataChecker); |
| 7021 | |
| 7022 | TestClientData::constructor_call_counter = 0; |
| 7023 | TestClientData::destructor_call_counter = 0; |
| 7024 | |
| 7025 | expected_break_data = NULL; |
| 7026 | was_debug_event_called = false; |
| 7027 | was_debug_break_called = false; |
| 7028 | v8::Debug::DebugBreakForCommand(); |
| 7029 | v8::Script::Compile(v8::String::New("(function(x){return x;})(1);"))->Run(); |
| 7030 | CHECK(was_debug_event_called); |
| 7031 | CHECK(!was_debug_break_called); |
| 7032 | |
| 7033 | TestClientData* data1 = new TestClientData(); |
| 7034 | expected_break_data = data1; |
| 7035 | was_debug_event_called = false; |
| 7036 | was_debug_break_called = false; |
| 7037 | v8::Debug::DebugBreakForCommand(data1); |
| 7038 | v8::Script::Compile(v8::String::New("(function(x){return x+1;})(1);"))->Run(); |
| 7039 | CHECK(was_debug_event_called); |
| 7040 | CHECK(!was_debug_break_called); |
| 7041 | |
| 7042 | expected_break_data = NULL; |
| 7043 | was_debug_event_called = false; |
| 7044 | was_debug_break_called = false; |
| 7045 | v8::Debug::DebugBreak(); |
| 7046 | v8::Script::Compile(v8::String::New("(function(x){return x+2;})(1);"))->Run(); |
| 7047 | CHECK(!was_debug_event_called); |
| 7048 | CHECK(was_debug_break_called); |
| 7049 | |
| 7050 | TestClientData* data2 = new TestClientData(); |
| 7051 | expected_break_data = data2; |
| 7052 | was_debug_event_called = false; |
| 7053 | was_debug_break_called = false; |
| 7054 | v8::Debug::DebugBreak(); |
| 7055 | v8::Debug::DebugBreakForCommand(data2); |
| 7056 | v8::Script::Compile(v8::String::New("(function(x){return x+3;})(1);"))->Run(); |
| 7057 | CHECK(was_debug_event_called); |
| 7058 | CHECK(was_debug_break_called); |
| 7059 | |
| 7060 | CHECK_EQ(2, TestClientData::constructor_call_counter); |
| 7061 | CHECK_EQ(TestClientData::constructor_call_counter, |
| 7062 | TestClientData::destructor_call_counter); |
| 7063 | |
| 7064 | v8::Debug::SetDebugEventListener(NULL); |
| 7065 | CheckDebuggerUnloaded(); |
| 7066 | } |
| 7067 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 7068 | static bool debug_event_break_deoptimize_done = false; |
| 7069 | |
| 7070 | static void DebugEventBreakDeoptimize(v8::DebugEvent event, |
| 7071 | v8::Handle<v8::Object> exec_state, |
| 7072 | v8::Handle<v8::Object> event_data, |
| 7073 | v8::Handle<v8::Value> data) { |
| 7074 | if (event == v8::Break) { |
| 7075 | if (!frame_function_name.IsEmpty()) { |
| 7076 | // Get the name of the function. |
| 7077 | const int argc = 2; |
| 7078 | v8::Handle<v8::Value> argv[argc] = { exec_state, v8::Integer::New(0) }; |
| 7079 | v8::Handle<v8::Value> result = |
| 7080 | frame_function_name->Call(exec_state, argc, argv); |
| 7081 | if (!result->IsUndefined()) { |
| 7082 | char fn[80]; |
| 7083 | CHECK(result->IsString()); |
| 7084 | v8::Handle<v8::String> function_name(result->ToString()); |
| 7085 | function_name->WriteAscii(fn); |
| 7086 | if (strcmp(fn, "bar") == 0) { |
| 7087 | i::Deoptimizer::DeoptimizeAll(); |
| 7088 | debug_event_break_deoptimize_done = true; |
| 7089 | } |
| 7090 | } |
| 7091 | } |
| 7092 | |
| 7093 | v8::Debug::DebugBreak(); |
| 7094 | } |
| 7095 | } |
| 7096 | |
| 7097 | |
| 7098 | // Test deoptimization when execution is broken using the debug break stack |
| 7099 | // check interrupt. |
| 7100 | TEST(DeoptimizeDuringDebugBreak) { |
| 7101 | v8::HandleScope scope; |
| 7102 | DebugLocalContext env; |
| 7103 | env.ExposeDebug(); |
| 7104 | |
| 7105 | // Create a function for checking the function when hitting a break point. |
| 7106 | frame_function_name = CompileFunction(&env, |
| 7107 | frame_function_name_source, |
| 7108 | "frame_function_name"); |
| 7109 | |
| 7110 | |
| 7111 | // Set a debug event listener which will keep interrupting execution until |
| 7112 | // debug break. When inside function bar it will deoptimize all functions. |
| 7113 | // This tests lazy deoptimization bailout for the stack check, as the first |
| 7114 | // time in function bar when using debug break and no break points will be at |
| 7115 | // the initial stack check. |
| 7116 | v8::Debug::SetDebugEventListener(DebugEventBreakDeoptimize, |
| 7117 | v8::Undefined()); |
| 7118 | |
| 7119 | // Compile and run function bar which will optimize it for some flag settings. |
| 7120 | v8::Script::Compile(v8::String::New("function bar(){}; bar()"))->Run(); |
| 7121 | |
| 7122 | // Set debug break and call bar again. |
| 7123 | v8::Debug::DebugBreak(); |
| 7124 | v8::Script::Compile(v8::String::New("bar()"))->Run(); |
| 7125 | |
| 7126 | CHECK(debug_event_break_deoptimize_done); |
| 7127 | |
| 7128 | v8::Debug::SetDebugEventListener(NULL); |
| 7129 | } |
| 7130 | |
| 7131 | |
| 7132 | static void DebugEventBreakWithOptimizedStack(v8::DebugEvent event, |
| 7133 | v8::Handle<v8::Object> exec_state, |
| 7134 | v8::Handle<v8::Object> event_data, |
| 7135 | v8::Handle<v8::Value> data) { |
| 7136 | if (event == v8::Break) { |
| 7137 | if (!frame_function_name.IsEmpty()) { |
| 7138 | for (int i = 0; i < 2; i++) { |
| 7139 | const int argc = 2; |
| 7140 | v8::Handle<v8::Value> argv[argc] = { exec_state, v8::Integer::New(i) }; |
| 7141 | // Get the name of the function in frame i. |
| 7142 | v8::Handle<v8::Value> result = |
| 7143 | frame_function_name->Call(exec_state, argc, argv); |
| 7144 | CHECK(result->IsString()); |
| 7145 | v8::Handle<v8::String> function_name(result->ToString()); |
| 7146 | CHECK(function_name->Equals(v8::String::New("loop"))); |
| 7147 | // Get the name of the first argument in frame i. |
| 7148 | result = frame_argument_name->Call(exec_state, argc, argv); |
| 7149 | CHECK(result->IsString()); |
| 7150 | v8::Handle<v8::String> argument_name(result->ToString()); |
| 7151 | CHECK(argument_name->Equals(v8::String::New("count"))); |
| 7152 | // Get the value of the first argument in frame i. If the |
| 7153 | // funtion is optimized the value will be undefined, otherwise |
| 7154 | // the value will be '1 - i'. |
| 7155 | // |
| 7156 | // TODO(3141533): We should be able to get the real value for |
| 7157 | // optimized frames. |
| 7158 | result = frame_argument_value->Call(exec_state, argc, argv); |
| 7159 | CHECK(result->IsUndefined() || (result->Int32Value() == 1 - i)); |
| 7160 | // Get the name of the first local variable. |
| 7161 | result = frame_local_name->Call(exec_state, argc, argv); |
| 7162 | CHECK(result->IsString()); |
| 7163 | v8::Handle<v8::String> local_name(result->ToString()); |
| 7164 | CHECK(local_name->Equals(v8::String::New("local"))); |
| 7165 | // Get the value of the first local variable. If the function |
| 7166 | // is optimized the value will be undefined, otherwise it will |
| 7167 | // be 42. |
| 7168 | // |
| 7169 | // TODO(3141533): We should be able to get the real value for |
| 7170 | // optimized frames. |
| 7171 | result = frame_local_value->Call(exec_state, argc, argv); |
| 7172 | CHECK(result->IsUndefined() || (result->Int32Value() == 42)); |
| 7173 | } |
| 7174 | } |
| 7175 | } |
| 7176 | } |
| 7177 | |
| 7178 | |
| 7179 | static v8::Handle<v8::Value> ScheduleBreak(const v8::Arguments& args) { |
| 7180 | v8::Debug::SetDebugEventListener(DebugEventBreakWithOptimizedStack, |
| 7181 | v8::Undefined()); |
| 7182 | v8::Debug::DebugBreak(); |
| 7183 | return v8::Undefined(); |
| 7184 | } |
| 7185 | |
| 7186 | |
| 7187 | TEST(DebugBreakStackInspection) { |
| 7188 | v8::HandleScope scope; |
| 7189 | DebugLocalContext env; |
| 7190 | |
| 7191 | frame_function_name = |
| 7192 | CompileFunction(&env, frame_function_name_source, "frame_function_name"); |
| 7193 | frame_argument_name = |
| 7194 | CompileFunction(&env, frame_argument_name_source, "frame_argument_name"); |
| 7195 | frame_argument_value = CompileFunction(&env, |
| 7196 | frame_argument_value_source, |
| 7197 | "frame_argument_value"); |
| 7198 | frame_local_name = |
| 7199 | CompileFunction(&env, frame_local_name_source, "frame_local_name"); |
| 7200 | frame_local_value = |
| 7201 | CompileFunction(&env, frame_local_value_source, "frame_local_value"); |
| 7202 | |
| 7203 | v8::Handle<v8::FunctionTemplate> schedule_break_template = |
| 7204 | v8::FunctionTemplate::New(ScheduleBreak); |
| 7205 | v8::Handle<v8::Function> schedule_break = |
| 7206 | schedule_break_template->GetFunction(); |
| 7207 | env->Global()->Set(v8_str("scheduleBreak"), schedule_break); |
| 7208 | |
| 7209 | const char* src = |
| 7210 | "function loop(count) {" |
| 7211 | " var local = 42;" |
| 7212 | " if (count < 1) { scheduleBreak(); loop(count + 1); }" |
| 7213 | "}" |
| 7214 | "loop(0);"; |
| 7215 | v8::Script::Compile(v8::String::New(src))->Run(); |
| 7216 | } |
| 7217 | |
Teng-Hui Zhu | 3e5fa29 | 2010-11-09 16:16:48 -0800 | [diff] [blame] | 7218 | |
| 7219 | // Test that setting the terminate execution flag during debug break processing. |
Shimeng (Simon) Wang | 8a31eba | 2010-12-06 19:01:33 -0800 | [diff] [blame] | 7220 | static void TestDebugBreakInLoop(const char* loop_head, |
| 7221 | const char** loop_bodies, |
| 7222 | const char* loop_tail) { |
| 7223 | // Receive 100 breaks for each test and then terminate JavaScript execution. |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 7224 | static const int kBreaksPerTest = 100; |
Shimeng (Simon) Wang | 8a31eba | 2010-12-06 19:01:33 -0800 | [diff] [blame] | 7225 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 7226 | for (int i = 0; i < 1 && loop_bodies[i] != NULL; i++) { |
| 7227 | // Perform a lazy deoptimization after various numbers of breaks |
| 7228 | // have been hit. |
| 7229 | for (int j = 0; j < 10; j++) { |
| 7230 | break_point_hit_count_deoptimize = j; |
| 7231 | if (j == 10) { |
| 7232 | break_point_hit_count_deoptimize = kBreaksPerTest; |
| 7233 | } |
Shimeng (Simon) Wang | 8a31eba | 2010-12-06 19:01:33 -0800 | [diff] [blame] | 7234 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 7235 | break_point_hit_count = 0; |
| 7236 | max_break_point_hit_count = kBreaksPerTest; |
| 7237 | terminate_after_max_break_point_hit = true; |
Shimeng (Simon) Wang | 8a31eba | 2010-12-06 19:01:33 -0800 | [diff] [blame] | 7238 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 7239 | EmbeddedVector<char, 1024> buffer; |
| 7240 | OS::SNPrintF(buffer, |
| 7241 | "function f() {%s%s%s}", |
| 7242 | loop_head, loop_bodies[i], loop_tail); |
Shimeng (Simon) Wang | 8a31eba | 2010-12-06 19:01:33 -0800 | [diff] [blame] | 7243 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 7244 | // Function with infinite loop. |
| 7245 | CompileRun(buffer.start()); |
Shimeng (Simon) Wang | 8a31eba | 2010-12-06 19:01:33 -0800 | [diff] [blame] | 7246 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 7247 | // Set the debug break to enter the debugger as soon as possible. |
| 7248 | v8::Debug::DebugBreak(); |
Shimeng (Simon) Wang | 8a31eba | 2010-12-06 19:01:33 -0800 | [diff] [blame] | 7249 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 7250 | // Call function with infinite loop. |
| 7251 | CompileRun("f();"); |
| 7252 | CHECK_EQ(kBreaksPerTest, break_point_hit_count); |
| 7253 | |
| 7254 | CHECK(!v8::V8::IsExecutionTerminating()); |
| 7255 | } |
Shimeng (Simon) Wang | 8a31eba | 2010-12-06 19:01:33 -0800 | [diff] [blame] | 7256 | } |
| 7257 | } |
| 7258 | |
| 7259 | |
Teng-Hui Zhu | 3e5fa29 | 2010-11-09 16:16:48 -0800 | [diff] [blame] | 7260 | TEST(DebugBreakLoop) { |
| 7261 | v8::HandleScope scope; |
| 7262 | DebugLocalContext env; |
| 7263 | |
Teng-Hui Zhu | 3e5fa29 | 2010-11-09 16:16:48 -0800 | [diff] [blame] | 7264 | // Register a debug event listener which sets the break flag and counts. |
| 7265 | v8::Debug::SetDebugEventListener(DebugEventBreakMax); |
| 7266 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 7267 | // Create a function for getting the frame count when hitting the break. |
| 7268 | frame_count = CompileFunction(&env, frame_count_source, "frame_count"); |
| 7269 | |
Shimeng (Simon) Wang | 8a31eba | 2010-12-06 19:01:33 -0800 | [diff] [blame] | 7270 | CompileRun("var a = 1;"); |
| 7271 | CompileRun("function g() { }"); |
| 7272 | CompileRun("function h() { }"); |
Teng-Hui Zhu | 3e5fa29 | 2010-11-09 16:16:48 -0800 | [diff] [blame] | 7273 | |
Shimeng (Simon) Wang | 8a31eba | 2010-12-06 19:01:33 -0800 | [diff] [blame] | 7274 | const char* loop_bodies[] = { |
| 7275 | "", |
| 7276 | "g()", |
| 7277 | "if (a == 0) { g() }", |
| 7278 | "if (a == 1) { g() }", |
| 7279 | "if (a == 0) { g() } else { h() }", |
| 7280 | "if (a == 0) { continue }", |
| 7281 | "if (a == 1) { continue }", |
| 7282 | "switch (a) { case 1: g(); }", |
| 7283 | "switch (a) { case 1: continue; }", |
| 7284 | "switch (a) { case 1: g(); break; default: h() }", |
| 7285 | "switch (a) { case 1: continue; break; default: h() }", |
| 7286 | NULL |
| 7287 | }; |
Teng-Hui Zhu | 3e5fa29 | 2010-11-09 16:16:48 -0800 | [diff] [blame] | 7288 | |
Shimeng (Simon) Wang | 8a31eba | 2010-12-06 19:01:33 -0800 | [diff] [blame] | 7289 | TestDebugBreakInLoop("while (true) {", loop_bodies, "}"); |
| 7290 | TestDebugBreakInLoop("while (a == 1) {", loop_bodies, "}"); |
| 7291 | |
| 7292 | TestDebugBreakInLoop("do {", loop_bodies, "} while (true)"); |
| 7293 | TestDebugBreakInLoop("do {", loop_bodies, "} while (a == 1)"); |
| 7294 | |
| 7295 | TestDebugBreakInLoop("for (;;) {", loop_bodies, "}"); |
| 7296 | TestDebugBreakInLoop("for (;a == 1;) {", loop_bodies, "}"); |
Teng-Hui Zhu | 3e5fa29 | 2010-11-09 16:16:48 -0800 | [diff] [blame] | 7297 | |
| 7298 | // Get rid of the debug event listener. |
| 7299 | v8::Debug::SetDebugEventListener(NULL); |
| 7300 | CheckDebuggerUnloaded(); |
| 7301 | } |
| 7302 | |
| 7303 | |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7304 | #endif // ENABLE_DEBUGGER_SUPPORT |