Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1 | // Copyright 2007-2008 the V8 project authors. All rights reserved. |
| 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" |
| 35 | #include "compilation-cache.h" |
| 36 | #include "debug.h" |
| 37 | #include "platform.h" |
| 38 | #include "stub-cache.h" |
| 39 | #include "cctest.h" |
| 40 | |
| 41 | |
| 42 | using ::v8::internal::EmbeddedVector; |
| 43 | using ::v8::internal::Object; |
| 44 | using ::v8::internal::OS; |
| 45 | using ::v8::internal::Handle; |
| 46 | using ::v8::internal::Heap; |
| 47 | using ::v8::internal::JSGlobalProxy; |
| 48 | using ::v8::internal::Code; |
| 49 | using ::v8::internal::Debug; |
| 50 | using ::v8::internal::Debugger; |
| 51 | using ::v8::internal::CommandMessage; |
| 52 | using ::v8::internal::CommandMessageQueue; |
| 53 | using ::v8::internal::StepAction; |
| 54 | using ::v8::internal::StepIn; // From StepAction enum |
| 55 | using ::v8::internal::StepNext; // From StepAction enum |
| 56 | using ::v8::internal::StepOut; // From StepAction enum |
| 57 | using ::v8::internal::Vector; |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 58 | using ::v8::internal::StrLength; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 59 | |
| 60 | // Size of temp buffer for formatting small strings. |
| 61 | #define SMALL_STRING_BUFFER_SIZE 80 |
| 62 | |
| 63 | // --- A d d i t i o n a l C h e c k H e l p e r s |
| 64 | |
| 65 | |
| 66 | // Helper function used by the CHECK_EQ function when given Address |
| 67 | // arguments. Should not be called directly. |
| 68 | static inline void CheckEqualsHelper(const char* file, int line, |
| 69 | const char* expected_source, |
| 70 | ::v8::internal::Address expected, |
| 71 | const char* value_source, |
| 72 | ::v8::internal::Address value) { |
| 73 | if (expected != value) { |
| 74 | V8_Fatal(file, line, "CHECK_EQ(%s, %s) failed\n# " |
| 75 | "Expected: %i\n# Found: %i", |
| 76 | expected_source, value_source, expected, value); |
| 77 | } |
| 78 | } |
| 79 | |
| 80 | |
| 81 | // Helper function used by the CHECK_NE function when given Address |
| 82 | // arguments. Should not be called directly. |
| 83 | static inline void CheckNonEqualsHelper(const char* file, int line, |
| 84 | const char* unexpected_source, |
| 85 | ::v8::internal::Address unexpected, |
| 86 | const char* value_source, |
| 87 | ::v8::internal::Address value) { |
| 88 | if (unexpected == value) { |
| 89 | V8_Fatal(file, line, "CHECK_NE(%s, %s) failed\n# Value: %i", |
| 90 | unexpected_source, value_source, value); |
| 91 | } |
| 92 | } |
| 93 | |
| 94 | |
| 95 | // Helper function used by the CHECK function when given code |
| 96 | // arguments. Should not be called directly. |
| 97 | static inline void CheckEqualsHelper(const char* file, int line, |
| 98 | const char* expected_source, |
| 99 | const Code* expected, |
| 100 | const char* value_source, |
| 101 | const Code* value) { |
| 102 | if (expected != value) { |
| 103 | V8_Fatal(file, line, "CHECK_EQ(%s, %s) failed\n# " |
| 104 | "Expected: %p\n# Found: %p", |
| 105 | expected_source, value_source, expected, value); |
| 106 | } |
| 107 | } |
| 108 | |
| 109 | |
| 110 | static inline void CheckNonEqualsHelper(const char* file, int line, |
| 111 | const char* expected_source, |
| 112 | const Code* expected, |
| 113 | const char* value_source, |
| 114 | const Code* value) { |
| 115 | if (expected == value) { |
| 116 | V8_Fatal(file, line, "CHECK_NE(%s, %s) failed\n# Value: %p", |
| 117 | expected_source, value_source, value); |
| 118 | } |
| 119 | } |
| 120 | |
| 121 | |
| 122 | // --- H e l p e r C l a s s e s |
| 123 | |
| 124 | |
| 125 | // Helper class for creating a V8 enviromnent for running tests |
| 126 | class DebugLocalContext { |
| 127 | public: |
| 128 | inline DebugLocalContext( |
| 129 | v8::ExtensionConfiguration* extensions = 0, |
| 130 | v8::Handle<v8::ObjectTemplate> global_template = |
| 131 | v8::Handle<v8::ObjectTemplate>(), |
| 132 | v8::Handle<v8::Value> global_object = v8::Handle<v8::Value>()) |
| 133 | : context_(v8::Context::New(extensions, global_template, global_object)) { |
| 134 | context_->Enter(); |
| 135 | } |
| 136 | inline ~DebugLocalContext() { |
| 137 | context_->Exit(); |
| 138 | context_.Dispose(); |
| 139 | } |
| 140 | inline v8::Context* operator->() { return *context_; } |
| 141 | inline v8::Context* operator*() { return *context_; } |
| 142 | inline bool IsReady() { return !context_.IsEmpty(); } |
| 143 | void ExposeDebug() { |
| 144 | // Expose the debug context global object in the global object for testing. |
| 145 | Debug::Load(); |
| 146 | Debug::debug_context()->set_security_token( |
| 147 | v8::Utils::OpenHandle(*context_)->security_token()); |
| 148 | |
| 149 | Handle<JSGlobalProxy> global(Handle<JSGlobalProxy>::cast( |
| 150 | v8::Utils::OpenHandle(*context_->Global()))); |
| 151 | Handle<v8::internal::String> debug_string = |
| 152 | v8::internal::Factory::LookupAsciiSymbol("debug"); |
| 153 | SetProperty(global, debug_string, |
| 154 | Handle<Object>(Debug::debug_context()->global_proxy()), DONT_ENUM); |
| 155 | } |
| 156 | private: |
| 157 | v8::Persistent<v8::Context> context_; |
| 158 | }; |
| 159 | |
| 160 | |
| 161 | // --- H e l p e r F u n c t i o n s |
| 162 | |
| 163 | |
| 164 | // Compile and run the supplied source and return the fequested function. |
| 165 | static v8::Local<v8::Function> CompileFunction(DebugLocalContext* env, |
| 166 | const char* source, |
| 167 | const char* function_name) { |
| 168 | v8::Script::Compile(v8::String::New(source))->Run(); |
| 169 | return v8::Local<v8::Function>::Cast( |
| 170 | (*env)->Global()->Get(v8::String::New(function_name))); |
| 171 | } |
| 172 | |
| 173 | |
| 174 | // Compile and run the supplied source and return the requested function. |
| 175 | static v8::Local<v8::Function> CompileFunction(const char* source, |
| 176 | const char* function_name) { |
| 177 | v8::Script::Compile(v8::String::New(source))->Run(); |
| 178 | return v8::Local<v8::Function>::Cast( |
| 179 | v8::Context::GetCurrent()->Global()->Get(v8::String::New(function_name))); |
| 180 | } |
| 181 | |
| 182 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 183 | // Is there any debug info for the function? |
| 184 | static bool HasDebugInfo(v8::Handle<v8::Function> fun) { |
| 185 | Handle<v8::internal::JSFunction> f = v8::Utils::OpenHandle(*fun); |
| 186 | Handle<v8::internal::SharedFunctionInfo> shared(f->shared()); |
| 187 | return Debug::HasDebugInfo(shared); |
| 188 | } |
| 189 | |
| 190 | |
| 191 | // Set a break point in a function and return the associated break point |
| 192 | // number. |
| 193 | static int SetBreakPoint(Handle<v8::internal::JSFunction> fun, int position) { |
| 194 | static int break_point = 0; |
| 195 | Handle<v8::internal::SharedFunctionInfo> shared(fun->shared()); |
| 196 | Debug::SetBreakPoint( |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 197 | shared, |
| 198 | Handle<Object>(v8::internal::Smi::FromInt(++break_point)), |
| 199 | &position); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 200 | return break_point; |
| 201 | } |
| 202 | |
| 203 | |
| 204 | // Set a break point in a function and return the associated break point |
| 205 | // number. |
| 206 | static int SetBreakPoint(v8::Handle<v8::Function> fun, int position) { |
| 207 | return SetBreakPoint(v8::Utils::OpenHandle(*fun), position); |
| 208 | } |
| 209 | |
| 210 | |
| 211 | // Set a break point in a function using the Debug object and return the |
| 212 | // associated break point number. |
| 213 | static int SetBreakPointFromJS(const char* function_name, |
| 214 | int line, int position) { |
| 215 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 216 | OS::SNPrintF(buffer, |
| 217 | "debug.Debug.setBreakPoint(%s,%d,%d)", |
| 218 | function_name, line, position); |
| 219 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 220 | v8::Handle<v8::String> str = v8::String::New(buffer.start()); |
| 221 | return v8::Script::Compile(str)->Run()->Int32Value(); |
| 222 | } |
| 223 | |
| 224 | |
| 225 | // Set a break point in a script identified by id using the global Debug object. |
| 226 | static int SetScriptBreakPointByIdFromJS(int script_id, int line, int column) { |
| 227 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 228 | if (column >= 0) { |
| 229 | // Column specified set script break point on precise location. |
| 230 | OS::SNPrintF(buffer, |
| 231 | "debug.Debug.setScriptBreakPointById(%d,%d,%d)", |
| 232 | script_id, line, column); |
| 233 | } else { |
| 234 | // Column not specified set script break point on line. |
| 235 | OS::SNPrintF(buffer, |
| 236 | "debug.Debug.setScriptBreakPointById(%d,%d)", |
| 237 | script_id, line); |
| 238 | } |
| 239 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 240 | { |
| 241 | v8::TryCatch try_catch; |
| 242 | v8::Handle<v8::String> str = v8::String::New(buffer.start()); |
| 243 | v8::Handle<v8::Value> value = v8::Script::Compile(str)->Run(); |
| 244 | CHECK(!try_catch.HasCaught()); |
| 245 | return value->Int32Value(); |
| 246 | } |
| 247 | } |
| 248 | |
| 249 | |
| 250 | // Set a break point in a script identified by name using the global Debug |
| 251 | // object. |
| 252 | static int SetScriptBreakPointByNameFromJS(const char* script_name, |
| 253 | int line, int column) { |
| 254 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 255 | if (column >= 0) { |
| 256 | // Column specified set script break point on precise location. |
| 257 | OS::SNPrintF(buffer, |
| 258 | "debug.Debug.setScriptBreakPointByName(\"%s\",%d,%d)", |
| 259 | script_name, line, column); |
| 260 | } else { |
| 261 | // Column not specified set script break point on line. |
| 262 | OS::SNPrintF(buffer, |
| 263 | "debug.Debug.setScriptBreakPointByName(\"%s\",%d)", |
| 264 | script_name, line); |
| 265 | } |
| 266 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 267 | { |
| 268 | v8::TryCatch try_catch; |
| 269 | v8::Handle<v8::String> str = v8::String::New(buffer.start()); |
| 270 | v8::Handle<v8::Value> value = v8::Script::Compile(str)->Run(); |
| 271 | CHECK(!try_catch.HasCaught()); |
| 272 | return value->Int32Value(); |
| 273 | } |
| 274 | } |
| 275 | |
| 276 | |
| 277 | // Clear a break point. |
| 278 | static void ClearBreakPoint(int break_point) { |
| 279 | Debug::ClearBreakPoint( |
| 280 | Handle<Object>(v8::internal::Smi::FromInt(break_point))); |
| 281 | } |
| 282 | |
| 283 | |
| 284 | // Clear a break point using the global Debug object. |
| 285 | static void ClearBreakPointFromJS(int break_point_number) { |
| 286 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 287 | OS::SNPrintF(buffer, |
| 288 | "debug.Debug.clearBreakPoint(%d)", |
| 289 | break_point_number); |
| 290 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 291 | v8::Script::Compile(v8::String::New(buffer.start()))->Run(); |
| 292 | } |
| 293 | |
| 294 | |
| 295 | static void EnableScriptBreakPointFromJS(int break_point_number) { |
| 296 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 297 | OS::SNPrintF(buffer, |
| 298 | "debug.Debug.enableScriptBreakPoint(%d)", |
| 299 | break_point_number); |
| 300 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 301 | v8::Script::Compile(v8::String::New(buffer.start()))->Run(); |
| 302 | } |
| 303 | |
| 304 | |
| 305 | static void DisableScriptBreakPointFromJS(int break_point_number) { |
| 306 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 307 | OS::SNPrintF(buffer, |
| 308 | "debug.Debug.disableScriptBreakPoint(%d)", |
| 309 | break_point_number); |
| 310 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 311 | v8::Script::Compile(v8::String::New(buffer.start()))->Run(); |
| 312 | } |
| 313 | |
| 314 | |
| 315 | static void ChangeScriptBreakPointConditionFromJS(int break_point_number, |
| 316 | const char* condition) { |
| 317 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 318 | OS::SNPrintF(buffer, |
| 319 | "debug.Debug.changeScriptBreakPointCondition(%d, \"%s\")", |
| 320 | break_point_number, condition); |
| 321 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 322 | v8::Script::Compile(v8::String::New(buffer.start()))->Run(); |
| 323 | } |
| 324 | |
| 325 | |
| 326 | static void ChangeScriptBreakPointIgnoreCountFromJS(int break_point_number, |
| 327 | int ignoreCount) { |
| 328 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 329 | OS::SNPrintF(buffer, |
| 330 | "debug.Debug.changeScriptBreakPointIgnoreCount(%d, %d)", |
| 331 | break_point_number, ignoreCount); |
| 332 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 333 | v8::Script::Compile(v8::String::New(buffer.start()))->Run(); |
| 334 | } |
| 335 | |
| 336 | |
| 337 | // Change break on exception. |
| 338 | static void ChangeBreakOnException(bool caught, bool uncaught) { |
| 339 | Debug::ChangeBreakOnException(v8::internal::BreakException, caught); |
| 340 | Debug::ChangeBreakOnException(v8::internal::BreakUncaughtException, uncaught); |
| 341 | } |
| 342 | |
| 343 | |
| 344 | // Change break on exception using the global Debug object. |
| 345 | static void ChangeBreakOnExceptionFromJS(bool caught, bool uncaught) { |
| 346 | if (caught) { |
| 347 | v8::Script::Compile( |
| 348 | v8::String::New("debug.Debug.setBreakOnException()"))->Run(); |
| 349 | } else { |
| 350 | v8::Script::Compile( |
| 351 | v8::String::New("debug.Debug.clearBreakOnException()"))->Run(); |
| 352 | } |
| 353 | if (uncaught) { |
| 354 | v8::Script::Compile( |
| 355 | v8::String::New("debug.Debug.setBreakOnUncaughtException()"))->Run(); |
| 356 | } else { |
| 357 | v8::Script::Compile( |
| 358 | v8::String::New("debug.Debug.clearBreakOnUncaughtException()"))->Run(); |
| 359 | } |
| 360 | } |
| 361 | |
| 362 | |
| 363 | // Prepare to step to next break location. |
| 364 | static void PrepareStep(StepAction step_action) { |
| 365 | Debug::PrepareStep(step_action, 1); |
| 366 | } |
| 367 | |
| 368 | |
| 369 | // This function is in namespace v8::internal to be friend with class |
| 370 | // v8::internal::Debug. |
| 371 | namespace v8 { |
| 372 | namespace internal { |
| 373 | |
| 374 | // Collect the currently debugged functions. |
| 375 | Handle<FixedArray> GetDebuggedFunctions() { |
| 376 | v8::internal::DebugInfoListNode* node = Debug::debug_info_list_; |
| 377 | |
| 378 | // Find the number of debugged functions. |
| 379 | int count = 0; |
| 380 | while (node) { |
| 381 | count++; |
| 382 | node = node->next(); |
| 383 | } |
| 384 | |
| 385 | // Allocate array for the debugged functions |
| 386 | Handle<FixedArray> debugged_functions = |
| 387 | v8::internal::Factory::NewFixedArray(count); |
| 388 | |
| 389 | // Run through the debug info objects and collect all functions. |
| 390 | count = 0; |
| 391 | while (node) { |
| 392 | debugged_functions->set(count++, *node->debug_info()); |
| 393 | node = node->next(); |
| 394 | } |
| 395 | |
| 396 | return debugged_functions; |
| 397 | } |
| 398 | |
| 399 | |
| 400 | static Handle<Code> ComputeCallDebugBreak(int argc) { |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 401 | CALL_HEAP_FUNCTION( |
| 402 | v8::internal::StubCache::ComputeCallDebugBreak(argc, Code::CALL_IC), |
| 403 | Code); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 404 | } |
| 405 | |
| 406 | |
| 407 | // Check that the debugger has been fully unloaded. |
| 408 | void CheckDebuggerUnloaded(bool check_functions) { |
| 409 | // Check that the debugger context is cleared and that there is no debug |
| 410 | // information stored for the debugger. |
| 411 | CHECK(Debug::debug_context().is_null()); |
| 412 | CHECK_EQ(NULL, Debug::debug_info_list_); |
| 413 | |
| 414 | // Collect garbage to ensure weak handles are cleared. |
| 415 | Heap::CollectAllGarbage(false); |
| 416 | Heap::CollectAllGarbage(false); |
| 417 | |
| 418 | // Iterate the head and check that there are no debugger related objects left. |
| 419 | HeapIterator iterator; |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 420 | for (HeapObject* obj = iterator.next(); obj != NULL; obj = iterator.next()) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 421 | CHECK(!obj->IsDebugInfo()); |
| 422 | CHECK(!obj->IsBreakPointInfo()); |
| 423 | |
| 424 | // If deep check of functions is requested check that no debug break code |
| 425 | // is left in all functions. |
| 426 | if (check_functions) { |
| 427 | if (obj->IsJSFunction()) { |
| 428 | JSFunction* fun = JSFunction::cast(obj); |
| 429 | for (RelocIterator it(fun->shared()->code()); !it.done(); it.next()) { |
| 430 | RelocInfo::Mode rmode = it.rinfo()->rmode(); |
| 431 | if (RelocInfo::IsCodeTarget(rmode)) { |
| 432 | CHECK(!Debug::IsDebugBreak(it.rinfo()->target_address())); |
| 433 | } else if (RelocInfo::IsJSReturn(rmode)) { |
| 434 | CHECK(!Debug::IsDebugBreakAtReturn(it.rinfo())); |
| 435 | } |
| 436 | } |
| 437 | } |
| 438 | } |
| 439 | } |
| 440 | } |
| 441 | |
| 442 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 443 | void ForceUnloadDebugger() { |
| 444 | Debugger::never_unload_debugger_ = false; |
| 445 | Debugger::UnloadDebugger(); |
| 446 | } |
| 447 | |
| 448 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 449 | } } // namespace v8::internal |
| 450 | |
| 451 | |
| 452 | // Check that the debugger has been fully unloaded. |
| 453 | static void CheckDebuggerUnloaded(bool check_functions = false) { |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 454 | // Let debugger to unload itself synchronously |
| 455 | v8::Debug::ProcessDebugMessages(); |
| 456 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 457 | v8::internal::CheckDebuggerUnloaded(check_functions); |
| 458 | } |
| 459 | |
| 460 | |
| 461 | // Inherit from BreakLocationIterator to get access to protected parts for |
| 462 | // testing. |
| 463 | class TestBreakLocationIterator: public v8::internal::BreakLocationIterator { |
| 464 | public: |
| 465 | explicit TestBreakLocationIterator(Handle<v8::internal::DebugInfo> debug_info) |
| 466 | : BreakLocationIterator(debug_info, v8::internal::SOURCE_BREAK_LOCATIONS) {} |
| 467 | v8::internal::RelocIterator* it() { return reloc_iterator_; } |
| 468 | v8::internal::RelocIterator* it_original() { |
| 469 | return reloc_iterator_original_; |
| 470 | } |
| 471 | }; |
| 472 | |
| 473 | |
| 474 | // Compile a function, set a break point and check that the call at the break |
| 475 | // location in the code is the expected debug_break function. |
| 476 | void CheckDebugBreakFunction(DebugLocalContext* env, |
| 477 | const char* source, const char* name, |
| 478 | int position, v8::internal::RelocInfo::Mode mode, |
| 479 | Code* debug_break) { |
| 480 | // Create function and set the break point. |
| 481 | Handle<v8::internal::JSFunction> fun = v8::Utils::OpenHandle( |
| 482 | *CompileFunction(env, source, name)); |
| 483 | int bp = SetBreakPoint(fun, position); |
| 484 | |
| 485 | // Check that the debug break function is as expected. |
| 486 | Handle<v8::internal::SharedFunctionInfo> shared(fun->shared()); |
| 487 | CHECK(Debug::HasDebugInfo(shared)); |
| 488 | TestBreakLocationIterator it1(Debug::GetDebugInfo(shared)); |
| 489 | it1.FindBreakLocationFromPosition(position); |
| 490 | CHECK_EQ(mode, it1.it()->rinfo()->rmode()); |
| 491 | if (mode != v8::internal::RelocInfo::JS_RETURN) { |
| 492 | CHECK_EQ(debug_break, |
| 493 | Code::GetCodeFromTargetAddress(it1.it()->rinfo()->target_address())); |
| 494 | } else { |
| 495 | CHECK(Debug::IsDebugBreakAtReturn(it1.it()->rinfo())); |
| 496 | } |
| 497 | |
| 498 | // Clear the break point and check that the debug break function is no longer |
| 499 | // there |
| 500 | ClearBreakPoint(bp); |
| 501 | CHECK(!Debug::HasDebugInfo(shared)); |
| 502 | CHECK(Debug::EnsureDebugInfo(shared)); |
| 503 | TestBreakLocationIterator it2(Debug::GetDebugInfo(shared)); |
| 504 | it2.FindBreakLocationFromPosition(position); |
| 505 | CHECK_EQ(mode, it2.it()->rinfo()->rmode()); |
| 506 | if (mode == v8::internal::RelocInfo::JS_RETURN) { |
| 507 | CHECK(!Debug::IsDebugBreakAtReturn(it2.it()->rinfo())); |
| 508 | } |
| 509 | } |
| 510 | |
| 511 | |
| 512 | // --- D e b u g E v e n t H a n d l e r s |
| 513 | // --- |
| 514 | // --- The different tests uses a number of debug event handlers. |
| 515 | // --- |
| 516 | |
| 517 | |
| 518 | // Source for The JavaScript function which picks out the function name of the |
| 519 | // top frame. |
| 520 | const char* frame_function_name_source = |
| 521 | "function frame_function_name(exec_state) {" |
| 522 | " return exec_state.frame(0).func().name();" |
| 523 | "}"; |
| 524 | v8::Local<v8::Function> frame_function_name; |
| 525 | |
| 526 | |
| 527 | // Source for The JavaScript function which picks out the source line for the |
| 528 | // top frame. |
| 529 | const char* frame_source_line_source = |
| 530 | "function frame_source_line(exec_state) {" |
| 531 | " return exec_state.frame(0).sourceLine();" |
| 532 | "}"; |
| 533 | v8::Local<v8::Function> frame_source_line; |
| 534 | |
| 535 | |
| 536 | // Source for The JavaScript function which picks out the source column for the |
| 537 | // top frame. |
| 538 | const char* frame_source_column_source = |
| 539 | "function frame_source_column(exec_state) {" |
| 540 | " return exec_state.frame(0).sourceColumn();" |
| 541 | "}"; |
| 542 | v8::Local<v8::Function> frame_source_column; |
| 543 | |
| 544 | |
| 545 | // Source for The JavaScript function which picks out the script name for the |
| 546 | // top frame. |
| 547 | const char* frame_script_name_source = |
| 548 | "function frame_script_name(exec_state) {" |
| 549 | " return exec_state.frame(0).func().script().name();" |
| 550 | "}"; |
| 551 | v8::Local<v8::Function> frame_script_name; |
| 552 | |
| 553 | |
| 554 | // Source for The JavaScript function which picks out the script data for the |
| 555 | // top frame. |
| 556 | const char* frame_script_data_source = |
| 557 | "function frame_script_data(exec_state) {" |
| 558 | " return exec_state.frame(0).func().script().data();" |
| 559 | "}"; |
| 560 | v8::Local<v8::Function> frame_script_data; |
| 561 | |
| 562 | |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 563 | // Source for The JavaScript function which picks out the script data from |
| 564 | // AfterCompile event |
| 565 | const char* compiled_script_data_source = |
| 566 | "function compiled_script_data(event_data) {" |
| 567 | " return event_data.script().data();" |
| 568 | "}"; |
| 569 | v8::Local<v8::Function> compiled_script_data; |
| 570 | |
| 571 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 572 | // Source for The JavaScript function which returns the number of frames. |
| 573 | static const char* frame_count_source = |
| 574 | "function frame_count(exec_state) {" |
| 575 | " return exec_state.frameCount();" |
| 576 | "}"; |
| 577 | v8::Handle<v8::Function> frame_count; |
| 578 | |
| 579 | |
| 580 | // Global variable to store the last function hit - used by some tests. |
| 581 | char last_function_hit[80]; |
| 582 | |
| 583 | // Global variable to store the name and data for last script hit - used by some |
| 584 | // tests. |
| 585 | char last_script_name_hit[80]; |
| 586 | char last_script_data_hit[80]; |
| 587 | |
| 588 | // Global variables to store the last source position - used by some tests. |
| 589 | int last_source_line = -1; |
| 590 | int last_source_column = -1; |
| 591 | |
| 592 | // Debug event handler which counts the break points which have been hit. |
| 593 | int break_point_hit_count = 0; |
| 594 | static void DebugEventBreakPointHitCount(v8::DebugEvent event, |
| 595 | v8::Handle<v8::Object> exec_state, |
| 596 | v8::Handle<v8::Object> event_data, |
| 597 | v8::Handle<v8::Value> data) { |
| 598 | // When hitting a debug event listener there must be a break set. |
| 599 | CHECK_NE(v8::internal::Debug::break_id(), 0); |
| 600 | |
| 601 | // Count the number of breaks. |
| 602 | if (event == v8::Break) { |
| 603 | break_point_hit_count++; |
| 604 | if (!frame_function_name.IsEmpty()) { |
| 605 | // Get the name of the function. |
| 606 | const int argc = 1; |
| 607 | v8::Handle<v8::Value> argv[argc] = { exec_state }; |
| 608 | v8::Handle<v8::Value> result = frame_function_name->Call(exec_state, |
| 609 | argc, argv); |
| 610 | if (result->IsUndefined()) { |
| 611 | last_function_hit[0] = '\0'; |
| 612 | } else { |
| 613 | CHECK(result->IsString()); |
| 614 | v8::Handle<v8::String> function_name(result->ToString()); |
| 615 | function_name->WriteAscii(last_function_hit); |
| 616 | } |
| 617 | } |
| 618 | |
| 619 | if (!frame_source_line.IsEmpty()) { |
| 620 | // Get the source line. |
| 621 | const int argc = 1; |
| 622 | v8::Handle<v8::Value> argv[argc] = { exec_state }; |
| 623 | v8::Handle<v8::Value> result = frame_source_line->Call(exec_state, |
| 624 | argc, argv); |
| 625 | CHECK(result->IsNumber()); |
| 626 | last_source_line = result->Int32Value(); |
| 627 | } |
| 628 | |
| 629 | if (!frame_source_column.IsEmpty()) { |
| 630 | // Get the source column. |
| 631 | const int argc = 1; |
| 632 | v8::Handle<v8::Value> argv[argc] = { exec_state }; |
| 633 | v8::Handle<v8::Value> result = frame_source_column->Call(exec_state, |
| 634 | argc, argv); |
| 635 | CHECK(result->IsNumber()); |
| 636 | last_source_column = result->Int32Value(); |
| 637 | } |
| 638 | |
| 639 | if (!frame_script_name.IsEmpty()) { |
| 640 | // Get the script name of the function script. |
| 641 | const int argc = 1; |
| 642 | v8::Handle<v8::Value> argv[argc] = { exec_state }; |
| 643 | v8::Handle<v8::Value> result = frame_script_name->Call(exec_state, |
| 644 | argc, argv); |
| 645 | if (result->IsUndefined()) { |
| 646 | last_script_name_hit[0] = '\0'; |
| 647 | } else { |
| 648 | CHECK(result->IsString()); |
| 649 | v8::Handle<v8::String> script_name(result->ToString()); |
| 650 | script_name->WriteAscii(last_script_name_hit); |
| 651 | } |
| 652 | } |
| 653 | |
| 654 | if (!frame_script_data.IsEmpty()) { |
| 655 | // Get the script data of the function script. |
| 656 | const int argc = 1; |
| 657 | v8::Handle<v8::Value> argv[argc] = { exec_state }; |
| 658 | v8::Handle<v8::Value> result = frame_script_data->Call(exec_state, |
| 659 | argc, argv); |
| 660 | if (result->IsUndefined()) { |
| 661 | last_script_data_hit[0] = '\0'; |
| 662 | } else { |
| 663 | result = result->ToString(); |
| 664 | CHECK(result->IsString()); |
| 665 | v8::Handle<v8::String> script_data(result->ToString()); |
| 666 | script_data->WriteAscii(last_script_data_hit); |
| 667 | } |
| 668 | } |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 669 | } else if (event == v8::AfterCompile && !compiled_script_data.IsEmpty()) { |
| 670 | const int argc = 1; |
| 671 | v8::Handle<v8::Value> argv[argc] = { event_data }; |
| 672 | v8::Handle<v8::Value> result = compiled_script_data->Call(exec_state, |
| 673 | argc, argv); |
| 674 | if (result->IsUndefined()) { |
| 675 | last_script_data_hit[0] = '\0'; |
| 676 | } else { |
| 677 | result = result->ToString(); |
| 678 | CHECK(result->IsString()); |
| 679 | v8::Handle<v8::String> script_data(result->ToString()); |
| 680 | script_data->WriteAscii(last_script_data_hit); |
| 681 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 682 | } |
| 683 | } |
| 684 | |
| 685 | |
| 686 | // Debug event handler which counts a number of events and collects the stack |
| 687 | // height if there is a function compiled for that. |
| 688 | int exception_hit_count = 0; |
| 689 | int uncaught_exception_hit_count = 0; |
| 690 | int last_js_stack_height = -1; |
| 691 | |
| 692 | static void DebugEventCounterClear() { |
| 693 | break_point_hit_count = 0; |
| 694 | exception_hit_count = 0; |
| 695 | uncaught_exception_hit_count = 0; |
| 696 | } |
| 697 | |
| 698 | static void DebugEventCounter(v8::DebugEvent event, |
| 699 | v8::Handle<v8::Object> exec_state, |
| 700 | v8::Handle<v8::Object> event_data, |
| 701 | v8::Handle<v8::Value> data) { |
| 702 | // When hitting a debug event listener there must be a break set. |
| 703 | CHECK_NE(v8::internal::Debug::break_id(), 0); |
| 704 | |
| 705 | // Count the number of breaks. |
| 706 | if (event == v8::Break) { |
| 707 | break_point_hit_count++; |
| 708 | } else if (event == v8::Exception) { |
| 709 | exception_hit_count++; |
| 710 | |
| 711 | // Check whether the exception was uncaught. |
| 712 | v8::Local<v8::String> fun_name = v8::String::New("uncaught"); |
| 713 | v8::Local<v8::Function> fun = |
| 714 | v8::Function::Cast(*event_data->Get(fun_name)); |
| 715 | v8::Local<v8::Value> result = *fun->Call(event_data, 0, NULL); |
| 716 | if (result->IsTrue()) { |
| 717 | uncaught_exception_hit_count++; |
| 718 | } |
| 719 | } |
| 720 | |
| 721 | // Collect the JavsScript stack height if the function frame_count is |
| 722 | // compiled. |
| 723 | if (!frame_count.IsEmpty()) { |
| 724 | static const int kArgc = 1; |
| 725 | v8::Handle<v8::Value> argv[kArgc] = { exec_state }; |
| 726 | // Using exec_state as receiver is just to have a receiver. |
| 727 | v8::Handle<v8::Value> result = frame_count->Call(exec_state, kArgc, argv); |
| 728 | last_js_stack_height = result->Int32Value(); |
| 729 | } |
| 730 | } |
| 731 | |
| 732 | |
| 733 | // Debug event handler which evaluates a number of expressions when a break |
| 734 | // point is hit. Each evaluated expression is compared with an expected value. |
| 735 | // For this debug event handler to work the following two global varaibles |
| 736 | // must be initialized. |
| 737 | // checks: An array of expressions and expected results |
| 738 | // evaluate_check_function: A JavaScript function (see below) |
| 739 | |
| 740 | // Structure for holding checks to do. |
| 741 | struct EvaluateCheck { |
| 742 | const char* expr; // An expression to evaluate when a break point is hit. |
| 743 | v8::Handle<v8::Value> expected; // The expected result. |
| 744 | }; |
| 745 | // Array of checks to do. |
| 746 | struct EvaluateCheck* checks = NULL; |
| 747 | // Source for The JavaScript function which can do the evaluation when a break |
| 748 | // point is hit. |
| 749 | const char* evaluate_check_source = |
| 750 | "function evaluate_check(exec_state, expr, expected) {" |
| 751 | " return exec_state.frame(0).evaluate(expr).value() === expected;" |
| 752 | "}"; |
| 753 | v8::Local<v8::Function> evaluate_check_function; |
| 754 | |
| 755 | // The actual debug event described by the longer comment above. |
| 756 | static void DebugEventEvaluate(v8::DebugEvent event, |
| 757 | v8::Handle<v8::Object> exec_state, |
| 758 | v8::Handle<v8::Object> event_data, |
| 759 | v8::Handle<v8::Value> data) { |
| 760 | // When hitting a debug event listener there must be a break set. |
| 761 | CHECK_NE(v8::internal::Debug::break_id(), 0); |
| 762 | |
| 763 | if (event == v8::Break) { |
| 764 | for (int i = 0; checks[i].expr != NULL; i++) { |
| 765 | const int argc = 3; |
| 766 | v8::Handle<v8::Value> argv[argc] = { exec_state, |
| 767 | v8::String::New(checks[i].expr), |
| 768 | checks[i].expected }; |
| 769 | v8::Handle<v8::Value> result = |
| 770 | evaluate_check_function->Call(exec_state, argc, argv); |
| 771 | if (!result->IsTrue()) { |
| 772 | v8::String::AsciiValue ascii(checks[i].expected->ToString()); |
| 773 | V8_Fatal(__FILE__, __LINE__, "%s != %s", checks[i].expr, *ascii); |
| 774 | } |
| 775 | } |
| 776 | } |
| 777 | } |
| 778 | |
| 779 | |
| 780 | // This debug event listener removes a breakpoint in a function |
| 781 | int debug_event_remove_break_point = 0; |
| 782 | static void DebugEventRemoveBreakPoint(v8::DebugEvent event, |
| 783 | v8::Handle<v8::Object> exec_state, |
| 784 | v8::Handle<v8::Object> event_data, |
| 785 | v8::Handle<v8::Value> data) { |
| 786 | // When hitting a debug event listener there must be a break set. |
| 787 | CHECK_NE(v8::internal::Debug::break_id(), 0); |
| 788 | |
| 789 | if (event == v8::Break) { |
| 790 | break_point_hit_count++; |
| 791 | v8::Handle<v8::Function> fun = v8::Handle<v8::Function>::Cast(data); |
| 792 | ClearBreakPoint(debug_event_remove_break_point); |
| 793 | } |
| 794 | } |
| 795 | |
| 796 | |
| 797 | // Debug event handler which counts break points hit and performs a step |
| 798 | // afterwards. |
| 799 | StepAction step_action = StepIn; // Step action to perform when stepping. |
| 800 | static void DebugEventStep(v8::DebugEvent event, |
| 801 | v8::Handle<v8::Object> exec_state, |
| 802 | v8::Handle<v8::Object> event_data, |
| 803 | v8::Handle<v8::Value> data) { |
| 804 | // When hitting a debug event listener there must be a break set. |
| 805 | CHECK_NE(v8::internal::Debug::break_id(), 0); |
| 806 | |
| 807 | if (event == v8::Break) { |
| 808 | break_point_hit_count++; |
| 809 | PrepareStep(step_action); |
| 810 | } |
| 811 | } |
| 812 | |
| 813 | |
| 814 | // Debug event handler which counts break points hit and performs a step |
| 815 | // afterwards. For each call the expected function is checked. |
| 816 | // For this debug event handler to work the following two global varaibles |
| 817 | // must be initialized. |
| 818 | // expected_step_sequence: An array of the expected function call sequence. |
| 819 | // frame_function_name: A JavaScript function (see below). |
| 820 | |
| 821 | // String containing the expected function call sequence. Note: this only works |
| 822 | // if functions have name length of one. |
| 823 | const char* expected_step_sequence = NULL; |
| 824 | |
| 825 | // The actual debug event described by the longer comment above. |
| 826 | static void DebugEventStepSequence(v8::DebugEvent event, |
| 827 | v8::Handle<v8::Object> exec_state, |
| 828 | v8::Handle<v8::Object> event_data, |
| 829 | v8::Handle<v8::Value> data) { |
| 830 | // When hitting a debug event listener there must be a break set. |
| 831 | CHECK_NE(v8::internal::Debug::break_id(), 0); |
| 832 | |
| 833 | if (event == v8::Break || event == v8::Exception) { |
| 834 | // Check that the current function is the expected. |
| 835 | CHECK(break_point_hit_count < |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 836 | StrLength(expected_step_sequence)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 837 | const int argc = 1; |
| 838 | v8::Handle<v8::Value> argv[argc] = { exec_state }; |
| 839 | v8::Handle<v8::Value> result = frame_function_name->Call(exec_state, |
| 840 | argc, argv); |
| 841 | CHECK(result->IsString()); |
| 842 | v8::String::AsciiValue function_name(result->ToString()); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 843 | CHECK_EQ(1, StrLength(*function_name)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 844 | CHECK_EQ((*function_name)[0], |
| 845 | expected_step_sequence[break_point_hit_count]); |
| 846 | |
| 847 | // Perform step. |
| 848 | break_point_hit_count++; |
| 849 | PrepareStep(step_action); |
| 850 | } |
| 851 | } |
| 852 | |
| 853 | |
| 854 | // Debug event handler which performs a garbage collection. |
| 855 | static void DebugEventBreakPointCollectGarbage( |
| 856 | v8::DebugEvent event, |
| 857 | v8::Handle<v8::Object> exec_state, |
| 858 | v8::Handle<v8::Object> event_data, |
| 859 | v8::Handle<v8::Value> data) { |
| 860 | // When hitting a debug event listener there must be a break set. |
| 861 | CHECK_NE(v8::internal::Debug::break_id(), 0); |
| 862 | |
| 863 | // Perform a garbage collection when break point is hit and continue. Based |
| 864 | // on the number of break points hit either scavenge or mark compact |
| 865 | // collector is used. |
| 866 | if (event == v8::Break) { |
| 867 | break_point_hit_count++; |
| 868 | if (break_point_hit_count % 2 == 0) { |
| 869 | // Scavenge. |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 870 | Heap::CollectGarbage(v8::internal::NEW_SPACE); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 871 | } else { |
Kristian Monsen | 80d68ea | 2010-09-08 11:05:35 +0100 | [diff] [blame] | 872 | // Mark sweep compact. |
| 873 | Heap::CollectAllGarbage(true); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 874 | } |
| 875 | } |
| 876 | } |
| 877 | |
| 878 | |
| 879 | // Debug event handler which re-issues a debug break and calls the garbage |
| 880 | // collector to have the heap verified. |
| 881 | static void DebugEventBreak(v8::DebugEvent event, |
| 882 | v8::Handle<v8::Object> exec_state, |
| 883 | v8::Handle<v8::Object> event_data, |
| 884 | v8::Handle<v8::Value> data) { |
| 885 | // When hitting a debug event listener there must be a break set. |
| 886 | CHECK_NE(v8::internal::Debug::break_id(), 0); |
| 887 | |
| 888 | if (event == v8::Break) { |
| 889 | // Count the number of breaks. |
| 890 | break_point_hit_count++; |
| 891 | |
| 892 | // Run the garbage collector to enforce heap verification if option |
| 893 | // --verify-heap is set. |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 894 | Heap::CollectGarbage(v8::internal::NEW_SPACE); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 895 | |
| 896 | // Set the break flag again to come back here as soon as possible. |
| 897 | v8::Debug::DebugBreak(); |
| 898 | } |
| 899 | } |
| 900 | |
| 901 | |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 902 | // Debug event handler which re-issues a debug break until a limit has been |
| 903 | // reached. |
| 904 | int max_break_point_hit_count = 0; |
Teng-Hui Zhu | 3e5fa29 | 2010-11-09 16:16:48 -0800 | [diff] [blame] | 905 | bool terminate_after_max_break_point_hit = false; |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 906 | static void DebugEventBreakMax(v8::DebugEvent event, |
| 907 | v8::Handle<v8::Object> exec_state, |
| 908 | v8::Handle<v8::Object> event_data, |
| 909 | v8::Handle<v8::Value> data) { |
| 910 | // When hitting a debug event listener there must be a break set. |
| 911 | CHECK_NE(v8::internal::Debug::break_id(), 0); |
| 912 | |
Teng-Hui Zhu | 3e5fa29 | 2010-11-09 16:16:48 -0800 | [diff] [blame] | 913 | if (event == v8::Break) { |
| 914 | if (break_point_hit_count < max_break_point_hit_count) { |
| 915 | // Count the number of breaks. |
| 916 | break_point_hit_count++; |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 917 | |
Teng-Hui Zhu | 3e5fa29 | 2010-11-09 16:16:48 -0800 | [diff] [blame] | 918 | // Set the break flag again to come back here as soon as possible. |
| 919 | v8::Debug::DebugBreak(); |
| 920 | } else if (terminate_after_max_break_point_hit) { |
| 921 | // Terminate execution after the last break if requested. |
| 922 | v8::V8::TerminateExecution(); |
| 923 | } |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 924 | } |
| 925 | } |
| 926 | |
| 927 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 928 | // --- M e s s a g e C a l l b a c k |
| 929 | |
| 930 | |
| 931 | // Message callback which counts the number of messages. |
| 932 | int message_callback_count = 0; |
| 933 | |
| 934 | static void MessageCallbackCountClear() { |
| 935 | message_callback_count = 0; |
| 936 | } |
| 937 | |
| 938 | static void MessageCallbackCount(v8::Handle<v8::Message> message, |
| 939 | v8::Handle<v8::Value> data) { |
| 940 | message_callback_count++; |
| 941 | } |
| 942 | |
| 943 | |
| 944 | // --- T h e A c t u a l T e s t s |
| 945 | |
| 946 | |
| 947 | // Test that the debug break function is the expected one for different kinds |
| 948 | // of break locations. |
| 949 | TEST(DebugStub) { |
| 950 | using ::v8::internal::Builtins; |
| 951 | v8::HandleScope scope; |
| 952 | DebugLocalContext env; |
| 953 | |
| 954 | CheckDebugBreakFunction(&env, |
| 955 | "function f1(){}", "f1", |
| 956 | 0, |
| 957 | v8::internal::RelocInfo::JS_RETURN, |
| 958 | NULL); |
| 959 | CheckDebugBreakFunction(&env, |
| 960 | "function f2(){x=1;}", "f2", |
| 961 | 0, |
| 962 | v8::internal::RelocInfo::CODE_TARGET, |
| 963 | Builtins::builtin(Builtins::StoreIC_DebugBreak)); |
| 964 | CheckDebugBreakFunction(&env, |
| 965 | "function f3(){var a=x;}", "f3", |
| 966 | 0, |
| 967 | v8::internal::RelocInfo::CODE_TARGET_CONTEXT, |
| 968 | Builtins::builtin(Builtins::LoadIC_DebugBreak)); |
| 969 | |
| 970 | // TODO(1240753): Make the test architecture independent or split |
| 971 | // parts of the debugger into architecture dependent files. This |
| 972 | // part currently disabled as it is not portable between IA32/ARM. |
| 973 | // Currently on ICs for keyed store/load on ARM. |
| 974 | #if !defined (__arm__) && !defined(__thumb__) |
| 975 | CheckDebugBreakFunction( |
| 976 | &env, |
| 977 | "function f4(){var index='propertyName'; var a={}; a[index] = 'x';}", |
| 978 | "f4", |
| 979 | 0, |
| 980 | v8::internal::RelocInfo::CODE_TARGET, |
| 981 | Builtins::builtin(Builtins::KeyedStoreIC_DebugBreak)); |
| 982 | CheckDebugBreakFunction( |
| 983 | &env, |
| 984 | "function f5(){var index='propertyName'; var a={}; return a[index];}", |
| 985 | "f5", |
| 986 | 0, |
| 987 | v8::internal::RelocInfo::CODE_TARGET, |
| 988 | Builtins::builtin(Builtins::KeyedLoadIC_DebugBreak)); |
| 989 | #endif |
| 990 | |
| 991 | // Check the debug break code stubs for call ICs with different number of |
| 992 | // parameters. |
| 993 | Handle<Code> debug_break_0 = v8::internal::ComputeCallDebugBreak(0); |
| 994 | Handle<Code> debug_break_1 = v8::internal::ComputeCallDebugBreak(1); |
| 995 | Handle<Code> debug_break_4 = v8::internal::ComputeCallDebugBreak(4); |
| 996 | |
| 997 | CheckDebugBreakFunction(&env, |
| 998 | "function f4_0(){x();}", "f4_0", |
| 999 | 0, |
| 1000 | v8::internal::RelocInfo::CODE_TARGET_CONTEXT, |
| 1001 | *debug_break_0); |
| 1002 | |
| 1003 | CheckDebugBreakFunction(&env, |
| 1004 | "function f4_1(){x(1);}", "f4_1", |
| 1005 | 0, |
| 1006 | v8::internal::RelocInfo::CODE_TARGET_CONTEXT, |
| 1007 | *debug_break_1); |
| 1008 | |
| 1009 | CheckDebugBreakFunction(&env, |
| 1010 | "function f4_4(){x(1,2,3,4);}", "f4_4", |
| 1011 | 0, |
| 1012 | v8::internal::RelocInfo::CODE_TARGET_CONTEXT, |
| 1013 | *debug_break_4); |
| 1014 | } |
| 1015 | |
| 1016 | |
| 1017 | // Test that the debug info in the VM is in sync with the functions being |
| 1018 | // debugged. |
| 1019 | TEST(DebugInfo) { |
| 1020 | v8::HandleScope scope; |
| 1021 | DebugLocalContext env; |
| 1022 | // Create a couple of functions for the test. |
| 1023 | v8::Local<v8::Function> foo = |
| 1024 | CompileFunction(&env, "function foo(){}", "foo"); |
| 1025 | v8::Local<v8::Function> bar = |
| 1026 | CompileFunction(&env, "function bar(){}", "bar"); |
| 1027 | // Initially no functions are debugged. |
| 1028 | CHECK_EQ(0, v8::internal::GetDebuggedFunctions()->length()); |
| 1029 | CHECK(!HasDebugInfo(foo)); |
| 1030 | CHECK(!HasDebugInfo(bar)); |
| 1031 | // One function (foo) is debugged. |
| 1032 | int bp1 = SetBreakPoint(foo, 0); |
| 1033 | CHECK_EQ(1, v8::internal::GetDebuggedFunctions()->length()); |
| 1034 | CHECK(HasDebugInfo(foo)); |
| 1035 | CHECK(!HasDebugInfo(bar)); |
| 1036 | // Two functions are debugged. |
| 1037 | int bp2 = SetBreakPoint(bar, 0); |
| 1038 | CHECK_EQ(2, v8::internal::GetDebuggedFunctions()->length()); |
| 1039 | CHECK(HasDebugInfo(foo)); |
| 1040 | CHECK(HasDebugInfo(bar)); |
| 1041 | // One function (bar) is debugged. |
| 1042 | ClearBreakPoint(bp1); |
| 1043 | CHECK_EQ(1, v8::internal::GetDebuggedFunctions()->length()); |
| 1044 | CHECK(!HasDebugInfo(foo)); |
| 1045 | CHECK(HasDebugInfo(bar)); |
| 1046 | // No functions are debugged. |
| 1047 | ClearBreakPoint(bp2); |
| 1048 | CHECK_EQ(0, v8::internal::GetDebuggedFunctions()->length()); |
| 1049 | CHECK(!HasDebugInfo(foo)); |
| 1050 | CHECK(!HasDebugInfo(bar)); |
| 1051 | } |
| 1052 | |
| 1053 | |
| 1054 | // Test that a break point can be set at an IC store location. |
| 1055 | TEST(BreakPointICStore) { |
| 1056 | break_point_hit_count = 0; |
| 1057 | v8::HandleScope scope; |
| 1058 | DebugLocalContext env; |
| 1059 | |
| 1060 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1061 | v8::Undefined()); |
| 1062 | v8::Script::Compile(v8::String::New("function foo(){bar=0;}"))->Run(); |
| 1063 | v8::Local<v8::Function> foo = |
| 1064 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 1065 | |
| 1066 | // Run without breakpoints. |
| 1067 | foo->Call(env->Global(), 0, NULL); |
| 1068 | CHECK_EQ(0, break_point_hit_count); |
| 1069 | |
| 1070 | // Run with breakpoint |
| 1071 | int bp = SetBreakPoint(foo, 0); |
| 1072 | foo->Call(env->Global(), 0, NULL); |
| 1073 | CHECK_EQ(1, break_point_hit_count); |
| 1074 | foo->Call(env->Global(), 0, NULL); |
| 1075 | CHECK_EQ(2, break_point_hit_count); |
| 1076 | |
| 1077 | // Run without breakpoints. |
| 1078 | ClearBreakPoint(bp); |
| 1079 | foo->Call(env->Global(), 0, NULL); |
| 1080 | CHECK_EQ(2, break_point_hit_count); |
| 1081 | |
| 1082 | v8::Debug::SetDebugEventListener(NULL); |
| 1083 | CheckDebuggerUnloaded(); |
| 1084 | } |
| 1085 | |
| 1086 | |
| 1087 | // Test that a break point can be set at an IC load location. |
| 1088 | TEST(BreakPointICLoad) { |
| 1089 | break_point_hit_count = 0; |
| 1090 | v8::HandleScope scope; |
| 1091 | DebugLocalContext env; |
| 1092 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1093 | v8::Undefined()); |
| 1094 | v8::Script::Compile(v8::String::New("bar=1"))->Run(); |
| 1095 | v8::Script::Compile(v8::String::New("function foo(){var x=bar;}"))->Run(); |
| 1096 | v8::Local<v8::Function> foo = |
| 1097 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 1098 | |
| 1099 | // Run without breakpoints. |
| 1100 | foo->Call(env->Global(), 0, NULL); |
| 1101 | CHECK_EQ(0, break_point_hit_count); |
| 1102 | |
| 1103 | // Run with breakpoint |
| 1104 | int bp = SetBreakPoint(foo, 0); |
| 1105 | foo->Call(env->Global(), 0, NULL); |
| 1106 | CHECK_EQ(1, break_point_hit_count); |
| 1107 | foo->Call(env->Global(), 0, NULL); |
| 1108 | CHECK_EQ(2, break_point_hit_count); |
| 1109 | |
| 1110 | // Run without breakpoints. |
| 1111 | ClearBreakPoint(bp); |
| 1112 | foo->Call(env->Global(), 0, NULL); |
| 1113 | CHECK_EQ(2, break_point_hit_count); |
| 1114 | |
| 1115 | v8::Debug::SetDebugEventListener(NULL); |
| 1116 | CheckDebuggerUnloaded(); |
| 1117 | } |
| 1118 | |
| 1119 | |
| 1120 | // Test that a break point can be set at an IC call location. |
| 1121 | TEST(BreakPointICCall) { |
| 1122 | break_point_hit_count = 0; |
| 1123 | v8::HandleScope scope; |
| 1124 | DebugLocalContext env; |
| 1125 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1126 | v8::Undefined()); |
| 1127 | v8::Script::Compile(v8::String::New("function bar(){}"))->Run(); |
| 1128 | v8::Script::Compile(v8::String::New("function foo(){bar();}"))->Run(); |
| 1129 | v8::Local<v8::Function> foo = |
| 1130 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 1131 | |
| 1132 | // Run without breakpoints. |
| 1133 | foo->Call(env->Global(), 0, NULL); |
| 1134 | CHECK_EQ(0, break_point_hit_count); |
| 1135 | |
Kristian Monsen | 80d68ea | 2010-09-08 11:05:35 +0100 | [diff] [blame] | 1136 | // Run with breakpoint. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1137 | int bp = SetBreakPoint(foo, 0); |
| 1138 | foo->Call(env->Global(), 0, NULL); |
| 1139 | CHECK_EQ(1, break_point_hit_count); |
| 1140 | foo->Call(env->Global(), 0, NULL); |
| 1141 | CHECK_EQ(2, break_point_hit_count); |
| 1142 | |
| 1143 | // Run without breakpoints. |
| 1144 | ClearBreakPoint(bp); |
| 1145 | foo->Call(env->Global(), 0, NULL); |
| 1146 | CHECK_EQ(2, break_point_hit_count); |
| 1147 | |
| 1148 | v8::Debug::SetDebugEventListener(NULL); |
| 1149 | CheckDebuggerUnloaded(); |
| 1150 | } |
| 1151 | |
| 1152 | |
Kristian Monsen | 80d68ea | 2010-09-08 11:05:35 +0100 | [diff] [blame] | 1153 | // Test that a break point can be set at an IC call location and survive a GC. |
| 1154 | TEST(BreakPointICCallWithGC) { |
| 1155 | break_point_hit_count = 0; |
| 1156 | v8::HandleScope scope; |
| 1157 | DebugLocalContext env; |
| 1158 | v8::Debug::SetDebugEventListener(DebugEventBreakPointCollectGarbage, |
| 1159 | v8::Undefined()); |
| 1160 | v8::Script::Compile(v8::String::New("function bar(){return 1;}"))->Run(); |
| 1161 | v8::Script::Compile(v8::String::New("function foo(){return bar();}"))->Run(); |
| 1162 | v8::Local<v8::Function> foo = |
| 1163 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 1164 | |
| 1165 | // Run without breakpoints. |
| 1166 | CHECK_EQ(1, foo->Call(env->Global(), 0, NULL)->Int32Value()); |
| 1167 | CHECK_EQ(0, break_point_hit_count); |
| 1168 | |
| 1169 | // Run with breakpoint. |
| 1170 | int bp = SetBreakPoint(foo, 0); |
| 1171 | CHECK_EQ(1, foo->Call(env->Global(), 0, NULL)->Int32Value()); |
| 1172 | CHECK_EQ(1, break_point_hit_count); |
| 1173 | CHECK_EQ(1, foo->Call(env->Global(), 0, NULL)->Int32Value()); |
| 1174 | CHECK_EQ(2, break_point_hit_count); |
| 1175 | |
| 1176 | // Run without breakpoints. |
| 1177 | ClearBreakPoint(bp); |
| 1178 | foo->Call(env->Global(), 0, NULL); |
| 1179 | CHECK_EQ(2, break_point_hit_count); |
| 1180 | |
| 1181 | v8::Debug::SetDebugEventListener(NULL); |
| 1182 | CheckDebuggerUnloaded(); |
| 1183 | } |
| 1184 | |
| 1185 | |
| 1186 | // Test that a break point can be set at an IC call location and survive a GC. |
| 1187 | TEST(BreakPointConstructCallWithGC) { |
| 1188 | break_point_hit_count = 0; |
| 1189 | v8::HandleScope scope; |
| 1190 | DebugLocalContext env; |
| 1191 | v8::Debug::SetDebugEventListener(DebugEventBreakPointCollectGarbage, |
| 1192 | v8::Undefined()); |
| 1193 | v8::Script::Compile(v8::String::New("function bar(){ this.x = 1;}"))->Run(); |
| 1194 | v8::Script::Compile(v8::String::New( |
| 1195 | "function foo(){return new bar(1).x;}"))->Run(); |
| 1196 | v8::Local<v8::Function> foo = |
| 1197 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 1198 | |
| 1199 | // Run without breakpoints. |
| 1200 | CHECK_EQ(1, foo->Call(env->Global(), 0, NULL)->Int32Value()); |
| 1201 | CHECK_EQ(0, break_point_hit_count); |
| 1202 | |
| 1203 | // Run with breakpoint. |
| 1204 | int bp = SetBreakPoint(foo, 0); |
| 1205 | CHECK_EQ(1, foo->Call(env->Global(), 0, NULL)->Int32Value()); |
| 1206 | CHECK_EQ(1, break_point_hit_count); |
| 1207 | CHECK_EQ(1, foo->Call(env->Global(), 0, NULL)->Int32Value()); |
| 1208 | CHECK_EQ(2, break_point_hit_count); |
| 1209 | |
| 1210 | // Run without breakpoints. |
| 1211 | ClearBreakPoint(bp); |
| 1212 | foo->Call(env->Global(), 0, NULL); |
| 1213 | CHECK_EQ(2, break_point_hit_count); |
| 1214 | |
| 1215 | v8::Debug::SetDebugEventListener(NULL); |
| 1216 | CheckDebuggerUnloaded(); |
| 1217 | } |
| 1218 | |
| 1219 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1220 | // Test that a break point can be set at a return store location. |
| 1221 | TEST(BreakPointReturn) { |
| 1222 | break_point_hit_count = 0; |
| 1223 | v8::HandleScope scope; |
| 1224 | DebugLocalContext env; |
| 1225 | |
| 1226 | // Create a functions for checking the source line and column when hitting |
| 1227 | // a break point. |
| 1228 | frame_source_line = CompileFunction(&env, |
| 1229 | frame_source_line_source, |
| 1230 | "frame_source_line"); |
| 1231 | frame_source_column = CompileFunction(&env, |
| 1232 | frame_source_column_source, |
| 1233 | "frame_source_column"); |
| 1234 | |
| 1235 | |
| 1236 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1237 | v8::Undefined()); |
| 1238 | v8::Script::Compile(v8::String::New("function foo(){}"))->Run(); |
| 1239 | v8::Local<v8::Function> foo = |
| 1240 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 1241 | |
| 1242 | // Run without breakpoints. |
| 1243 | foo->Call(env->Global(), 0, NULL); |
| 1244 | CHECK_EQ(0, break_point_hit_count); |
| 1245 | |
| 1246 | // Run with breakpoint |
| 1247 | int bp = SetBreakPoint(foo, 0); |
| 1248 | foo->Call(env->Global(), 0, NULL); |
| 1249 | CHECK_EQ(1, break_point_hit_count); |
| 1250 | CHECK_EQ(0, last_source_line); |
Ben Murdoch | bb769b2 | 2010-08-11 14:56:33 +0100 | [diff] [blame] | 1251 | CHECK_EQ(15, last_source_column); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1252 | foo->Call(env->Global(), 0, NULL); |
| 1253 | CHECK_EQ(2, break_point_hit_count); |
| 1254 | CHECK_EQ(0, last_source_line); |
Ben Murdoch | bb769b2 | 2010-08-11 14:56:33 +0100 | [diff] [blame] | 1255 | CHECK_EQ(15, last_source_column); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1256 | |
| 1257 | // Run without breakpoints. |
| 1258 | ClearBreakPoint(bp); |
| 1259 | foo->Call(env->Global(), 0, NULL); |
| 1260 | CHECK_EQ(2, break_point_hit_count); |
| 1261 | |
| 1262 | v8::Debug::SetDebugEventListener(NULL); |
| 1263 | CheckDebuggerUnloaded(); |
| 1264 | } |
| 1265 | |
| 1266 | |
| 1267 | static void CallWithBreakPoints(v8::Local<v8::Object> recv, |
| 1268 | v8::Local<v8::Function> f, |
| 1269 | int break_point_count, |
| 1270 | int call_count) { |
| 1271 | break_point_hit_count = 0; |
| 1272 | for (int i = 0; i < call_count; i++) { |
| 1273 | f->Call(recv, 0, NULL); |
| 1274 | CHECK_EQ((i + 1) * break_point_count, break_point_hit_count); |
| 1275 | } |
| 1276 | } |
| 1277 | |
| 1278 | // Test GC during break point processing. |
| 1279 | TEST(GCDuringBreakPointProcessing) { |
| 1280 | break_point_hit_count = 0; |
| 1281 | v8::HandleScope scope; |
| 1282 | DebugLocalContext env; |
| 1283 | |
| 1284 | v8::Debug::SetDebugEventListener(DebugEventBreakPointCollectGarbage, |
| 1285 | v8::Undefined()); |
| 1286 | v8::Local<v8::Function> foo; |
| 1287 | |
| 1288 | // Test IC store break point with garbage collection. |
| 1289 | foo = CompileFunction(&env, "function foo(){bar=0;}", "foo"); |
| 1290 | SetBreakPoint(foo, 0); |
| 1291 | CallWithBreakPoints(env->Global(), foo, 1, 10); |
| 1292 | |
| 1293 | // Test IC load break point with garbage collection. |
| 1294 | foo = CompileFunction(&env, "bar=1;function foo(){var x=bar;}", "foo"); |
| 1295 | SetBreakPoint(foo, 0); |
| 1296 | CallWithBreakPoints(env->Global(), foo, 1, 10); |
| 1297 | |
| 1298 | // Test IC call break point with garbage collection. |
| 1299 | foo = CompileFunction(&env, "function bar(){};function foo(){bar();}", "foo"); |
| 1300 | SetBreakPoint(foo, 0); |
| 1301 | CallWithBreakPoints(env->Global(), foo, 1, 10); |
| 1302 | |
| 1303 | // Test return break point with garbage collection. |
| 1304 | foo = CompileFunction(&env, "function foo(){}", "foo"); |
| 1305 | SetBreakPoint(foo, 0); |
| 1306 | CallWithBreakPoints(env->Global(), foo, 1, 25); |
| 1307 | |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 1308 | // Test debug break slot break point with garbage collection. |
| 1309 | foo = CompileFunction(&env, "function foo(){var a;}", "foo"); |
| 1310 | SetBreakPoint(foo, 0); |
| 1311 | CallWithBreakPoints(env->Global(), foo, 1, 25); |
| 1312 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1313 | v8::Debug::SetDebugEventListener(NULL); |
| 1314 | CheckDebuggerUnloaded(); |
| 1315 | } |
| 1316 | |
| 1317 | |
| 1318 | // Call the function three times with different garbage collections in between |
| 1319 | // and make sure that the break point survives. |
Ben Murdoch | bb769b2 | 2010-08-11 14:56:33 +0100 | [diff] [blame] | 1320 | static void CallAndGC(v8::Local<v8::Object> recv, |
| 1321 | v8::Local<v8::Function> f, |
| 1322 | bool force_compaction) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1323 | break_point_hit_count = 0; |
| 1324 | |
| 1325 | for (int i = 0; i < 3; i++) { |
| 1326 | // Call function. |
| 1327 | f->Call(recv, 0, NULL); |
| 1328 | CHECK_EQ(1 + i * 3, break_point_hit_count); |
| 1329 | |
| 1330 | // Scavenge and call function. |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 1331 | Heap::CollectGarbage(v8::internal::NEW_SPACE); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1332 | f->Call(recv, 0, NULL); |
| 1333 | CHECK_EQ(2 + i * 3, break_point_hit_count); |
| 1334 | |
| 1335 | // Mark sweep (and perhaps compact) and call function. |
Ben Murdoch | bb769b2 | 2010-08-11 14:56:33 +0100 | [diff] [blame] | 1336 | Heap::CollectAllGarbage(force_compaction); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1337 | f->Call(recv, 0, NULL); |
| 1338 | CHECK_EQ(3 + i * 3, break_point_hit_count); |
| 1339 | } |
| 1340 | } |
| 1341 | |
| 1342 | |
Ben Murdoch | bb769b2 | 2010-08-11 14:56:33 +0100 | [diff] [blame] | 1343 | static void TestBreakPointSurviveGC(bool force_compaction) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1344 | break_point_hit_count = 0; |
| 1345 | v8::HandleScope scope; |
| 1346 | DebugLocalContext env; |
| 1347 | |
| 1348 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1349 | v8::Undefined()); |
| 1350 | v8::Local<v8::Function> foo; |
| 1351 | |
| 1352 | // Test IC store break point with garbage collection. |
Ben Murdoch | bb769b2 | 2010-08-11 14:56:33 +0100 | [diff] [blame] | 1353 | { |
| 1354 | v8::Local<v8::Function> bar = |
| 1355 | CompileFunction(&env, "function foo(){}", "foo"); |
| 1356 | foo = CompileFunction(&env, "function foo(){bar=0;}", "foo"); |
| 1357 | SetBreakPoint(foo, 0); |
| 1358 | } |
| 1359 | CallAndGC(env->Global(), foo, force_compaction); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1360 | |
| 1361 | // Test IC load break point with garbage collection. |
Ben Murdoch | bb769b2 | 2010-08-11 14:56:33 +0100 | [diff] [blame] | 1362 | { |
| 1363 | v8::Local<v8::Function> bar = |
| 1364 | CompileFunction(&env, "function foo(){}", "foo"); |
| 1365 | foo = CompileFunction(&env, "bar=1;function foo(){var x=bar;}", "foo"); |
| 1366 | SetBreakPoint(foo, 0); |
| 1367 | } |
| 1368 | CallAndGC(env->Global(), foo, force_compaction); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1369 | |
| 1370 | // Test IC call break point with garbage collection. |
Ben Murdoch | bb769b2 | 2010-08-11 14:56:33 +0100 | [diff] [blame] | 1371 | { |
| 1372 | v8::Local<v8::Function> bar = |
| 1373 | CompileFunction(&env, "function foo(){}", "foo"); |
| 1374 | foo = CompileFunction(&env, |
| 1375 | "function bar(){};function foo(){bar();}", |
| 1376 | "foo"); |
| 1377 | SetBreakPoint(foo, 0); |
| 1378 | } |
| 1379 | CallAndGC(env->Global(), foo, force_compaction); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1380 | |
| 1381 | // Test return break point with garbage collection. |
Ben Murdoch | bb769b2 | 2010-08-11 14:56:33 +0100 | [diff] [blame] | 1382 | { |
| 1383 | v8::Local<v8::Function> bar = |
| 1384 | CompileFunction(&env, "function foo(){}", "foo"); |
| 1385 | foo = CompileFunction(&env, "function foo(){}", "foo"); |
| 1386 | SetBreakPoint(foo, 0); |
| 1387 | } |
| 1388 | CallAndGC(env->Global(), foo, force_compaction); |
| 1389 | |
| 1390 | // Test non IC break point with garbage collection. |
| 1391 | { |
| 1392 | v8::Local<v8::Function> bar = |
| 1393 | CompileFunction(&env, "function foo(){}", "foo"); |
| 1394 | foo = CompileFunction(&env, "function foo(){var bar=0;}", "foo"); |
| 1395 | SetBreakPoint(foo, 0); |
| 1396 | } |
| 1397 | CallAndGC(env->Global(), foo, force_compaction); |
| 1398 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1399 | |
| 1400 | v8::Debug::SetDebugEventListener(NULL); |
| 1401 | CheckDebuggerUnloaded(); |
| 1402 | } |
| 1403 | |
| 1404 | |
Ben Murdoch | bb769b2 | 2010-08-11 14:56:33 +0100 | [diff] [blame] | 1405 | // Test that a break point can be set at a return store location. |
| 1406 | TEST(BreakPointSurviveGC) { |
| 1407 | TestBreakPointSurviveGC(false); |
| 1408 | TestBreakPointSurviveGC(true); |
| 1409 | } |
| 1410 | |
| 1411 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1412 | // Test that break points can be set using the global Debug object. |
| 1413 | TEST(BreakPointThroughJavaScript) { |
| 1414 | break_point_hit_count = 0; |
| 1415 | v8::HandleScope scope; |
| 1416 | DebugLocalContext env; |
| 1417 | env.ExposeDebug(); |
| 1418 | |
| 1419 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1420 | v8::Undefined()); |
| 1421 | v8::Script::Compile(v8::String::New("function bar(){}"))->Run(); |
| 1422 | v8::Script::Compile(v8::String::New("function foo(){bar();bar();}"))->Run(); |
| 1423 | // 012345678901234567890 |
| 1424 | // 1 2 |
| 1425 | // Break points are set at position 3 and 9 |
| 1426 | v8::Local<v8::Script> foo = v8::Script::Compile(v8::String::New("foo()")); |
| 1427 | |
| 1428 | // Run without breakpoints. |
| 1429 | foo->Run(); |
| 1430 | CHECK_EQ(0, break_point_hit_count); |
| 1431 | |
| 1432 | // Run with one breakpoint |
| 1433 | int bp1 = SetBreakPointFromJS("foo", 0, 3); |
| 1434 | foo->Run(); |
| 1435 | CHECK_EQ(1, break_point_hit_count); |
| 1436 | foo->Run(); |
| 1437 | CHECK_EQ(2, break_point_hit_count); |
| 1438 | |
| 1439 | // Run with two breakpoints |
| 1440 | int bp2 = SetBreakPointFromJS("foo", 0, 9); |
| 1441 | foo->Run(); |
| 1442 | CHECK_EQ(4, break_point_hit_count); |
| 1443 | foo->Run(); |
| 1444 | CHECK_EQ(6, break_point_hit_count); |
| 1445 | |
| 1446 | // Run with one breakpoint |
| 1447 | ClearBreakPointFromJS(bp2); |
| 1448 | foo->Run(); |
| 1449 | CHECK_EQ(7, break_point_hit_count); |
| 1450 | foo->Run(); |
| 1451 | CHECK_EQ(8, break_point_hit_count); |
| 1452 | |
| 1453 | // Run without breakpoints. |
| 1454 | ClearBreakPointFromJS(bp1); |
| 1455 | foo->Run(); |
| 1456 | CHECK_EQ(8, break_point_hit_count); |
| 1457 | |
| 1458 | v8::Debug::SetDebugEventListener(NULL); |
| 1459 | CheckDebuggerUnloaded(); |
| 1460 | |
| 1461 | // Make sure that the break point numbers are consecutive. |
| 1462 | CHECK_EQ(1, bp1); |
| 1463 | CHECK_EQ(2, bp2); |
| 1464 | } |
| 1465 | |
| 1466 | |
| 1467 | // Test that break points on scripts identified by name can be set using the |
| 1468 | // global Debug object. |
| 1469 | TEST(ScriptBreakPointByNameThroughJavaScript) { |
| 1470 | break_point_hit_count = 0; |
| 1471 | v8::HandleScope scope; |
| 1472 | DebugLocalContext env; |
| 1473 | env.ExposeDebug(); |
| 1474 | |
| 1475 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1476 | v8::Undefined()); |
| 1477 | |
| 1478 | v8::Local<v8::String> script = v8::String::New( |
| 1479 | "function f() {\n" |
| 1480 | " function h() {\n" |
| 1481 | " a = 0; // line 2\n" |
| 1482 | " }\n" |
| 1483 | " b = 1; // line 4\n" |
| 1484 | " return h();\n" |
| 1485 | "}\n" |
| 1486 | "\n" |
| 1487 | "function g() {\n" |
| 1488 | " function h() {\n" |
| 1489 | " a = 0;\n" |
| 1490 | " }\n" |
| 1491 | " b = 2; // line 12\n" |
| 1492 | " h();\n" |
| 1493 | " b = 3; // line 14\n" |
| 1494 | " f(); // line 15\n" |
| 1495 | "}"); |
| 1496 | |
| 1497 | // Compile the script and get the two functions. |
| 1498 | v8::ScriptOrigin origin = |
| 1499 | v8::ScriptOrigin(v8::String::New("test")); |
| 1500 | v8::Script::Compile(script, &origin)->Run(); |
| 1501 | v8::Local<v8::Function> f = |
| 1502 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1503 | v8::Local<v8::Function> g = |
| 1504 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("g"))); |
| 1505 | |
| 1506 | // Call f and g without break points. |
| 1507 | break_point_hit_count = 0; |
| 1508 | f->Call(env->Global(), 0, NULL); |
| 1509 | CHECK_EQ(0, break_point_hit_count); |
| 1510 | g->Call(env->Global(), 0, NULL); |
| 1511 | CHECK_EQ(0, break_point_hit_count); |
| 1512 | |
| 1513 | // Call f and g with break point on line 12. |
| 1514 | int sbp1 = SetScriptBreakPointByNameFromJS("test", 12, 0); |
| 1515 | break_point_hit_count = 0; |
| 1516 | f->Call(env->Global(), 0, NULL); |
| 1517 | CHECK_EQ(0, break_point_hit_count); |
| 1518 | g->Call(env->Global(), 0, NULL); |
| 1519 | CHECK_EQ(1, break_point_hit_count); |
| 1520 | |
| 1521 | // Remove the break point again. |
| 1522 | break_point_hit_count = 0; |
| 1523 | ClearBreakPointFromJS(sbp1); |
| 1524 | f->Call(env->Global(), 0, NULL); |
| 1525 | CHECK_EQ(0, break_point_hit_count); |
| 1526 | g->Call(env->Global(), 0, NULL); |
| 1527 | CHECK_EQ(0, break_point_hit_count); |
| 1528 | |
| 1529 | // Call f and g with break point on line 2. |
| 1530 | int sbp2 = SetScriptBreakPointByNameFromJS("test", 2, 0); |
| 1531 | break_point_hit_count = 0; |
| 1532 | f->Call(env->Global(), 0, NULL); |
| 1533 | CHECK_EQ(1, break_point_hit_count); |
| 1534 | g->Call(env->Global(), 0, NULL); |
| 1535 | CHECK_EQ(2, break_point_hit_count); |
| 1536 | |
| 1537 | // Call f and g with break point on line 2, 4, 12, 14 and 15. |
| 1538 | int sbp3 = SetScriptBreakPointByNameFromJS("test", 4, 0); |
| 1539 | int sbp4 = SetScriptBreakPointByNameFromJS("test", 12, 0); |
| 1540 | int sbp5 = SetScriptBreakPointByNameFromJS("test", 14, 0); |
| 1541 | int sbp6 = SetScriptBreakPointByNameFromJS("test", 15, 0); |
| 1542 | break_point_hit_count = 0; |
| 1543 | f->Call(env->Global(), 0, NULL); |
| 1544 | CHECK_EQ(2, break_point_hit_count); |
| 1545 | g->Call(env->Global(), 0, NULL); |
| 1546 | CHECK_EQ(7, break_point_hit_count); |
| 1547 | |
| 1548 | // Remove all the break points again. |
| 1549 | break_point_hit_count = 0; |
| 1550 | ClearBreakPointFromJS(sbp2); |
| 1551 | ClearBreakPointFromJS(sbp3); |
| 1552 | ClearBreakPointFromJS(sbp4); |
| 1553 | ClearBreakPointFromJS(sbp5); |
| 1554 | ClearBreakPointFromJS(sbp6); |
| 1555 | f->Call(env->Global(), 0, NULL); |
| 1556 | CHECK_EQ(0, break_point_hit_count); |
| 1557 | g->Call(env->Global(), 0, NULL); |
| 1558 | CHECK_EQ(0, break_point_hit_count); |
| 1559 | |
| 1560 | v8::Debug::SetDebugEventListener(NULL); |
| 1561 | CheckDebuggerUnloaded(); |
| 1562 | |
| 1563 | // Make sure that the break point numbers are consecutive. |
| 1564 | CHECK_EQ(1, sbp1); |
| 1565 | CHECK_EQ(2, sbp2); |
| 1566 | CHECK_EQ(3, sbp3); |
| 1567 | CHECK_EQ(4, sbp4); |
| 1568 | CHECK_EQ(5, sbp5); |
| 1569 | CHECK_EQ(6, sbp6); |
| 1570 | } |
| 1571 | |
| 1572 | |
| 1573 | TEST(ScriptBreakPointByIdThroughJavaScript) { |
| 1574 | break_point_hit_count = 0; |
| 1575 | v8::HandleScope scope; |
| 1576 | DebugLocalContext env; |
| 1577 | env.ExposeDebug(); |
| 1578 | |
| 1579 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1580 | v8::Undefined()); |
| 1581 | |
| 1582 | v8::Local<v8::String> source = v8::String::New( |
| 1583 | "function f() {\n" |
| 1584 | " function h() {\n" |
| 1585 | " a = 0; // line 2\n" |
| 1586 | " }\n" |
| 1587 | " b = 1; // line 4\n" |
| 1588 | " return h();\n" |
| 1589 | "}\n" |
| 1590 | "\n" |
| 1591 | "function g() {\n" |
| 1592 | " function h() {\n" |
| 1593 | " a = 0;\n" |
| 1594 | " }\n" |
| 1595 | " b = 2; // line 12\n" |
| 1596 | " h();\n" |
| 1597 | " b = 3; // line 14\n" |
| 1598 | " f(); // line 15\n" |
| 1599 | "}"); |
| 1600 | |
| 1601 | // Compile the script and get the two functions. |
| 1602 | v8::ScriptOrigin origin = |
| 1603 | v8::ScriptOrigin(v8::String::New("test")); |
| 1604 | v8::Local<v8::Script> script = v8::Script::Compile(source, &origin); |
| 1605 | script->Run(); |
| 1606 | v8::Local<v8::Function> f = |
| 1607 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1608 | v8::Local<v8::Function> g = |
| 1609 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("g"))); |
| 1610 | |
| 1611 | // Get the script id knowing that internally it is a 32 integer. |
| 1612 | uint32_t script_id = script->Id()->Uint32Value(); |
| 1613 | |
| 1614 | // Call f and g without break points. |
| 1615 | break_point_hit_count = 0; |
| 1616 | f->Call(env->Global(), 0, NULL); |
| 1617 | CHECK_EQ(0, break_point_hit_count); |
| 1618 | g->Call(env->Global(), 0, NULL); |
| 1619 | CHECK_EQ(0, break_point_hit_count); |
| 1620 | |
| 1621 | // Call f and g with break point on line 12. |
| 1622 | int sbp1 = SetScriptBreakPointByIdFromJS(script_id, 12, 0); |
| 1623 | break_point_hit_count = 0; |
| 1624 | f->Call(env->Global(), 0, NULL); |
| 1625 | CHECK_EQ(0, break_point_hit_count); |
| 1626 | g->Call(env->Global(), 0, NULL); |
| 1627 | CHECK_EQ(1, break_point_hit_count); |
| 1628 | |
| 1629 | // Remove the break point again. |
| 1630 | break_point_hit_count = 0; |
| 1631 | ClearBreakPointFromJS(sbp1); |
| 1632 | f->Call(env->Global(), 0, NULL); |
| 1633 | CHECK_EQ(0, break_point_hit_count); |
| 1634 | g->Call(env->Global(), 0, NULL); |
| 1635 | CHECK_EQ(0, break_point_hit_count); |
| 1636 | |
| 1637 | // Call f and g with break point on line 2. |
| 1638 | int sbp2 = SetScriptBreakPointByIdFromJS(script_id, 2, 0); |
| 1639 | break_point_hit_count = 0; |
| 1640 | f->Call(env->Global(), 0, NULL); |
| 1641 | CHECK_EQ(1, break_point_hit_count); |
| 1642 | g->Call(env->Global(), 0, NULL); |
| 1643 | CHECK_EQ(2, break_point_hit_count); |
| 1644 | |
| 1645 | // Call f and g with break point on line 2, 4, 12, 14 and 15. |
| 1646 | int sbp3 = SetScriptBreakPointByIdFromJS(script_id, 4, 0); |
| 1647 | int sbp4 = SetScriptBreakPointByIdFromJS(script_id, 12, 0); |
| 1648 | int sbp5 = SetScriptBreakPointByIdFromJS(script_id, 14, 0); |
| 1649 | int sbp6 = SetScriptBreakPointByIdFromJS(script_id, 15, 0); |
| 1650 | break_point_hit_count = 0; |
| 1651 | f->Call(env->Global(), 0, NULL); |
| 1652 | CHECK_EQ(2, break_point_hit_count); |
| 1653 | g->Call(env->Global(), 0, NULL); |
| 1654 | CHECK_EQ(7, break_point_hit_count); |
| 1655 | |
| 1656 | // Remove all the break points again. |
| 1657 | break_point_hit_count = 0; |
| 1658 | ClearBreakPointFromJS(sbp2); |
| 1659 | ClearBreakPointFromJS(sbp3); |
| 1660 | ClearBreakPointFromJS(sbp4); |
| 1661 | ClearBreakPointFromJS(sbp5); |
| 1662 | ClearBreakPointFromJS(sbp6); |
| 1663 | f->Call(env->Global(), 0, NULL); |
| 1664 | CHECK_EQ(0, break_point_hit_count); |
| 1665 | g->Call(env->Global(), 0, NULL); |
| 1666 | CHECK_EQ(0, break_point_hit_count); |
| 1667 | |
| 1668 | v8::Debug::SetDebugEventListener(NULL); |
| 1669 | CheckDebuggerUnloaded(); |
| 1670 | |
| 1671 | // Make sure that the break point numbers are consecutive. |
| 1672 | CHECK_EQ(1, sbp1); |
| 1673 | CHECK_EQ(2, sbp2); |
| 1674 | CHECK_EQ(3, sbp3); |
| 1675 | CHECK_EQ(4, sbp4); |
| 1676 | CHECK_EQ(5, sbp5); |
| 1677 | CHECK_EQ(6, sbp6); |
| 1678 | } |
| 1679 | |
| 1680 | |
| 1681 | // Test conditional script break points. |
| 1682 | TEST(EnableDisableScriptBreakPoint) { |
| 1683 | break_point_hit_count = 0; |
| 1684 | v8::HandleScope scope; |
| 1685 | DebugLocalContext env; |
| 1686 | env.ExposeDebug(); |
| 1687 | |
| 1688 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1689 | v8::Undefined()); |
| 1690 | |
| 1691 | v8::Local<v8::String> script = v8::String::New( |
| 1692 | "function f() {\n" |
| 1693 | " a = 0; // line 1\n" |
| 1694 | "};"); |
| 1695 | |
| 1696 | // Compile the script and get function f. |
| 1697 | v8::ScriptOrigin origin = |
| 1698 | v8::ScriptOrigin(v8::String::New("test")); |
| 1699 | v8::Script::Compile(script, &origin)->Run(); |
| 1700 | v8::Local<v8::Function> f = |
| 1701 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1702 | |
| 1703 | // Set script break point on line 1 (in function f). |
| 1704 | int sbp = SetScriptBreakPointByNameFromJS("test", 1, 0); |
| 1705 | |
| 1706 | // Call f while enabeling and disabling the script break point. |
| 1707 | break_point_hit_count = 0; |
| 1708 | f->Call(env->Global(), 0, NULL); |
| 1709 | CHECK_EQ(1, break_point_hit_count); |
| 1710 | |
| 1711 | DisableScriptBreakPointFromJS(sbp); |
| 1712 | f->Call(env->Global(), 0, NULL); |
| 1713 | CHECK_EQ(1, break_point_hit_count); |
| 1714 | |
| 1715 | EnableScriptBreakPointFromJS(sbp); |
| 1716 | f->Call(env->Global(), 0, NULL); |
| 1717 | CHECK_EQ(2, break_point_hit_count); |
| 1718 | |
| 1719 | DisableScriptBreakPointFromJS(sbp); |
| 1720 | f->Call(env->Global(), 0, NULL); |
| 1721 | CHECK_EQ(2, break_point_hit_count); |
| 1722 | |
| 1723 | // Reload the script and get f again checking that the disabeling survives. |
| 1724 | v8::Script::Compile(script, &origin)->Run(); |
| 1725 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1726 | f->Call(env->Global(), 0, NULL); |
| 1727 | CHECK_EQ(2, break_point_hit_count); |
| 1728 | |
| 1729 | EnableScriptBreakPointFromJS(sbp); |
| 1730 | f->Call(env->Global(), 0, NULL); |
| 1731 | CHECK_EQ(3, break_point_hit_count); |
| 1732 | |
| 1733 | v8::Debug::SetDebugEventListener(NULL); |
| 1734 | CheckDebuggerUnloaded(); |
| 1735 | } |
| 1736 | |
| 1737 | |
| 1738 | // Test conditional script break points. |
| 1739 | TEST(ConditionalScriptBreakPoint) { |
| 1740 | break_point_hit_count = 0; |
| 1741 | v8::HandleScope scope; |
| 1742 | DebugLocalContext env; |
| 1743 | env.ExposeDebug(); |
| 1744 | |
| 1745 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1746 | v8::Undefined()); |
| 1747 | |
| 1748 | v8::Local<v8::String> script = v8::String::New( |
| 1749 | "count = 0;\n" |
| 1750 | "function f() {\n" |
| 1751 | " g(count++); // line 2\n" |
| 1752 | "};\n" |
| 1753 | "function g(x) {\n" |
| 1754 | " var a=x; // line 5\n" |
| 1755 | "};"); |
| 1756 | |
| 1757 | // Compile the script and get function f. |
| 1758 | v8::ScriptOrigin origin = |
| 1759 | v8::ScriptOrigin(v8::String::New("test")); |
| 1760 | v8::Script::Compile(script, &origin)->Run(); |
| 1761 | v8::Local<v8::Function> f = |
| 1762 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1763 | |
| 1764 | // Set script break point on line 5 (in function g). |
| 1765 | int sbp1 = SetScriptBreakPointByNameFromJS("test", 5, 0); |
| 1766 | |
| 1767 | // Call f with different conditions on the script break point. |
| 1768 | break_point_hit_count = 0; |
| 1769 | ChangeScriptBreakPointConditionFromJS(sbp1, "false"); |
| 1770 | f->Call(env->Global(), 0, NULL); |
| 1771 | CHECK_EQ(0, break_point_hit_count); |
| 1772 | |
| 1773 | ChangeScriptBreakPointConditionFromJS(sbp1, "true"); |
| 1774 | break_point_hit_count = 0; |
| 1775 | f->Call(env->Global(), 0, NULL); |
| 1776 | CHECK_EQ(1, break_point_hit_count); |
| 1777 | |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 1778 | ChangeScriptBreakPointConditionFromJS(sbp1, "x % 2 == 0"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1779 | break_point_hit_count = 0; |
| 1780 | for (int i = 0; i < 10; i++) { |
| 1781 | f->Call(env->Global(), 0, NULL); |
| 1782 | } |
| 1783 | CHECK_EQ(5, break_point_hit_count); |
| 1784 | |
| 1785 | // Reload the script and get f again checking that the condition survives. |
| 1786 | v8::Script::Compile(script, &origin)->Run(); |
| 1787 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1788 | |
| 1789 | break_point_hit_count = 0; |
| 1790 | for (int i = 0; i < 10; i++) { |
| 1791 | f->Call(env->Global(), 0, NULL); |
| 1792 | } |
| 1793 | CHECK_EQ(5, break_point_hit_count); |
| 1794 | |
| 1795 | v8::Debug::SetDebugEventListener(NULL); |
| 1796 | CheckDebuggerUnloaded(); |
| 1797 | } |
| 1798 | |
| 1799 | |
| 1800 | // Test ignore count on script break points. |
| 1801 | TEST(ScriptBreakPointIgnoreCount) { |
| 1802 | break_point_hit_count = 0; |
| 1803 | v8::HandleScope scope; |
| 1804 | DebugLocalContext env; |
| 1805 | env.ExposeDebug(); |
| 1806 | |
| 1807 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1808 | v8::Undefined()); |
| 1809 | |
| 1810 | v8::Local<v8::String> script = v8::String::New( |
| 1811 | "function f() {\n" |
| 1812 | " a = 0; // line 1\n" |
| 1813 | "};"); |
| 1814 | |
| 1815 | // Compile the script and get function f. |
| 1816 | v8::ScriptOrigin origin = |
| 1817 | v8::ScriptOrigin(v8::String::New("test")); |
| 1818 | v8::Script::Compile(script, &origin)->Run(); |
| 1819 | v8::Local<v8::Function> f = |
| 1820 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1821 | |
| 1822 | // Set script break point on line 1 (in function f). |
| 1823 | int sbp = SetScriptBreakPointByNameFromJS("test", 1, 0); |
| 1824 | |
| 1825 | // Call f with different ignores on the script break point. |
| 1826 | break_point_hit_count = 0; |
| 1827 | ChangeScriptBreakPointIgnoreCountFromJS(sbp, 1); |
| 1828 | f->Call(env->Global(), 0, NULL); |
| 1829 | CHECK_EQ(0, break_point_hit_count); |
| 1830 | f->Call(env->Global(), 0, NULL); |
| 1831 | CHECK_EQ(1, break_point_hit_count); |
| 1832 | |
| 1833 | ChangeScriptBreakPointIgnoreCountFromJS(sbp, 5); |
| 1834 | break_point_hit_count = 0; |
| 1835 | for (int i = 0; i < 10; i++) { |
| 1836 | f->Call(env->Global(), 0, NULL); |
| 1837 | } |
| 1838 | CHECK_EQ(5, break_point_hit_count); |
| 1839 | |
| 1840 | // Reload the script and get f again checking that the ignore survives. |
| 1841 | v8::Script::Compile(script, &origin)->Run(); |
| 1842 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1843 | |
| 1844 | break_point_hit_count = 0; |
| 1845 | for (int i = 0; i < 10; i++) { |
| 1846 | f->Call(env->Global(), 0, NULL); |
| 1847 | } |
| 1848 | CHECK_EQ(5, break_point_hit_count); |
| 1849 | |
| 1850 | v8::Debug::SetDebugEventListener(NULL); |
| 1851 | CheckDebuggerUnloaded(); |
| 1852 | } |
| 1853 | |
| 1854 | |
| 1855 | // Test that script break points survive when a script is reloaded. |
| 1856 | TEST(ScriptBreakPointReload) { |
| 1857 | break_point_hit_count = 0; |
| 1858 | v8::HandleScope scope; |
| 1859 | DebugLocalContext env; |
| 1860 | env.ExposeDebug(); |
| 1861 | |
| 1862 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1863 | v8::Undefined()); |
| 1864 | |
| 1865 | v8::Local<v8::Function> f; |
| 1866 | v8::Local<v8::String> script = v8::String::New( |
| 1867 | "function f() {\n" |
| 1868 | " function h() {\n" |
| 1869 | " a = 0; // line 2\n" |
| 1870 | " }\n" |
| 1871 | " b = 1; // line 4\n" |
| 1872 | " return h();\n" |
| 1873 | "}"); |
| 1874 | |
| 1875 | v8::ScriptOrigin origin_1 = v8::ScriptOrigin(v8::String::New("1")); |
| 1876 | v8::ScriptOrigin origin_2 = v8::ScriptOrigin(v8::String::New("2")); |
| 1877 | |
| 1878 | // Set a script break point before the script is loaded. |
| 1879 | SetScriptBreakPointByNameFromJS("1", 2, 0); |
| 1880 | |
| 1881 | // Compile the script and get the function. |
| 1882 | v8::Script::Compile(script, &origin_1)->Run(); |
| 1883 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1884 | |
| 1885 | // Call f and check that the script break point is active. |
| 1886 | break_point_hit_count = 0; |
| 1887 | f->Call(env->Global(), 0, NULL); |
| 1888 | CHECK_EQ(1, break_point_hit_count); |
| 1889 | |
| 1890 | // Compile the script again with a different script data and get the |
| 1891 | // function. |
| 1892 | v8::Script::Compile(script, &origin_2)->Run(); |
| 1893 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1894 | |
| 1895 | // Call f and check that no break points are set. |
| 1896 | break_point_hit_count = 0; |
| 1897 | f->Call(env->Global(), 0, NULL); |
| 1898 | CHECK_EQ(0, break_point_hit_count); |
| 1899 | |
| 1900 | // Compile the script again and get the function. |
| 1901 | v8::Script::Compile(script, &origin_1)->Run(); |
| 1902 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1903 | |
| 1904 | // Call f and check that the script break point is active. |
| 1905 | break_point_hit_count = 0; |
| 1906 | f->Call(env->Global(), 0, NULL); |
| 1907 | CHECK_EQ(1, break_point_hit_count); |
| 1908 | |
| 1909 | v8::Debug::SetDebugEventListener(NULL); |
| 1910 | CheckDebuggerUnloaded(); |
| 1911 | } |
| 1912 | |
| 1913 | |
| 1914 | // Test when several scripts has the same script data |
| 1915 | TEST(ScriptBreakPointMultiple) { |
| 1916 | break_point_hit_count = 0; |
| 1917 | v8::HandleScope scope; |
| 1918 | DebugLocalContext env; |
| 1919 | env.ExposeDebug(); |
| 1920 | |
| 1921 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1922 | v8::Undefined()); |
| 1923 | |
| 1924 | v8::Local<v8::Function> f; |
| 1925 | v8::Local<v8::String> script_f = v8::String::New( |
| 1926 | "function f() {\n" |
| 1927 | " a = 0; // line 1\n" |
| 1928 | "}"); |
| 1929 | |
| 1930 | v8::Local<v8::Function> g; |
| 1931 | v8::Local<v8::String> script_g = v8::String::New( |
| 1932 | "function g() {\n" |
| 1933 | " b = 0; // line 1\n" |
| 1934 | "}"); |
| 1935 | |
| 1936 | v8::ScriptOrigin origin = |
| 1937 | v8::ScriptOrigin(v8::String::New("test")); |
| 1938 | |
| 1939 | // Set a script break point before the scripts are loaded. |
| 1940 | int sbp = SetScriptBreakPointByNameFromJS("test", 1, 0); |
| 1941 | |
| 1942 | // Compile the scripts with same script data and get the functions. |
| 1943 | v8::Script::Compile(script_f, &origin)->Run(); |
| 1944 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1945 | v8::Script::Compile(script_g, &origin)->Run(); |
| 1946 | g = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("g"))); |
| 1947 | |
| 1948 | // Call f and g and check that the script break point is active. |
| 1949 | break_point_hit_count = 0; |
| 1950 | f->Call(env->Global(), 0, NULL); |
| 1951 | CHECK_EQ(1, break_point_hit_count); |
| 1952 | g->Call(env->Global(), 0, NULL); |
| 1953 | CHECK_EQ(2, break_point_hit_count); |
| 1954 | |
| 1955 | // Clear the script break point. |
| 1956 | ClearBreakPointFromJS(sbp); |
| 1957 | |
| 1958 | // Call f and g and check that the script break point is no longer active. |
| 1959 | break_point_hit_count = 0; |
| 1960 | f->Call(env->Global(), 0, NULL); |
| 1961 | CHECK_EQ(0, break_point_hit_count); |
| 1962 | g->Call(env->Global(), 0, NULL); |
| 1963 | CHECK_EQ(0, break_point_hit_count); |
| 1964 | |
| 1965 | // Set script break point with the scripts loaded. |
| 1966 | sbp = SetScriptBreakPointByNameFromJS("test", 1, 0); |
| 1967 | |
| 1968 | // Call f and g and check that the script break point is active. |
| 1969 | break_point_hit_count = 0; |
| 1970 | f->Call(env->Global(), 0, NULL); |
| 1971 | CHECK_EQ(1, break_point_hit_count); |
| 1972 | g->Call(env->Global(), 0, NULL); |
| 1973 | CHECK_EQ(2, break_point_hit_count); |
| 1974 | |
| 1975 | v8::Debug::SetDebugEventListener(NULL); |
| 1976 | CheckDebuggerUnloaded(); |
| 1977 | } |
| 1978 | |
| 1979 | |
| 1980 | // Test the script origin which has both name and line offset. |
| 1981 | TEST(ScriptBreakPointLineOffset) { |
| 1982 | break_point_hit_count = 0; |
| 1983 | v8::HandleScope scope; |
| 1984 | DebugLocalContext env; |
| 1985 | env.ExposeDebug(); |
| 1986 | |
| 1987 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1988 | v8::Undefined()); |
| 1989 | |
| 1990 | v8::Local<v8::Function> f; |
| 1991 | v8::Local<v8::String> script = v8::String::New( |
| 1992 | "function f() {\n" |
| 1993 | " a = 0; // line 8 as this script has line offset 7\n" |
| 1994 | " b = 0; // line 9 as this script has line offset 7\n" |
| 1995 | "}"); |
| 1996 | |
| 1997 | // Create script origin both name and line offset. |
| 1998 | v8::ScriptOrigin origin(v8::String::New("test.html"), |
| 1999 | v8::Integer::New(7)); |
| 2000 | |
| 2001 | // Set two script break points before the script is loaded. |
| 2002 | int sbp1 = SetScriptBreakPointByNameFromJS("test.html", 8, 0); |
| 2003 | int sbp2 = SetScriptBreakPointByNameFromJS("test.html", 9, 0); |
| 2004 | |
| 2005 | // Compile the script and get the function. |
| 2006 | v8::Script::Compile(script, &origin)->Run(); |
| 2007 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 2008 | |
| 2009 | // Call f and check that the script break point is active. |
| 2010 | break_point_hit_count = 0; |
| 2011 | f->Call(env->Global(), 0, NULL); |
| 2012 | CHECK_EQ(2, break_point_hit_count); |
| 2013 | |
| 2014 | // Clear the script break points. |
| 2015 | ClearBreakPointFromJS(sbp1); |
| 2016 | ClearBreakPointFromJS(sbp2); |
| 2017 | |
| 2018 | // Call f and check that no script break points are active. |
| 2019 | break_point_hit_count = 0; |
| 2020 | f->Call(env->Global(), 0, NULL); |
| 2021 | CHECK_EQ(0, break_point_hit_count); |
| 2022 | |
| 2023 | // Set a script break point with the script loaded. |
| 2024 | sbp1 = SetScriptBreakPointByNameFromJS("test.html", 9, 0); |
| 2025 | |
| 2026 | // Call f and check that the script break point is active. |
| 2027 | break_point_hit_count = 0; |
| 2028 | f->Call(env->Global(), 0, NULL); |
| 2029 | CHECK_EQ(1, break_point_hit_count); |
| 2030 | |
| 2031 | v8::Debug::SetDebugEventListener(NULL); |
| 2032 | CheckDebuggerUnloaded(); |
| 2033 | } |
| 2034 | |
| 2035 | |
| 2036 | // Test script break points set on lines. |
| 2037 | TEST(ScriptBreakPointLine) { |
| 2038 | v8::HandleScope scope; |
| 2039 | DebugLocalContext env; |
| 2040 | env.ExposeDebug(); |
| 2041 | |
| 2042 | // Create a function for checking the function when hitting a break point. |
| 2043 | frame_function_name = CompileFunction(&env, |
| 2044 | frame_function_name_source, |
| 2045 | "frame_function_name"); |
| 2046 | |
| 2047 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 2048 | v8::Undefined()); |
| 2049 | |
| 2050 | v8::Local<v8::Function> f; |
| 2051 | v8::Local<v8::Function> g; |
| 2052 | v8::Local<v8::String> script = v8::String::New( |
| 2053 | "a = 0 // line 0\n" |
| 2054 | "function f() {\n" |
| 2055 | " a = 1; // line 2\n" |
| 2056 | "}\n" |
| 2057 | " a = 2; // line 4\n" |
| 2058 | " /* xx */ function g() { // line 5\n" |
| 2059 | " function h() { // line 6\n" |
| 2060 | " a = 3; // line 7\n" |
| 2061 | " }\n" |
| 2062 | " h(); // line 9\n" |
| 2063 | " a = 4; // line 10\n" |
| 2064 | " }\n" |
| 2065 | " a=5; // line 12"); |
| 2066 | |
| 2067 | // Set a couple script break point before the script is loaded. |
| 2068 | int sbp1 = SetScriptBreakPointByNameFromJS("test.html", 0, -1); |
| 2069 | int sbp2 = SetScriptBreakPointByNameFromJS("test.html", 1, -1); |
| 2070 | int sbp3 = SetScriptBreakPointByNameFromJS("test.html", 5, -1); |
| 2071 | |
| 2072 | // Compile the script and get the function. |
| 2073 | break_point_hit_count = 0; |
| 2074 | v8::ScriptOrigin origin(v8::String::New("test.html"), v8::Integer::New(0)); |
| 2075 | v8::Script::Compile(script, &origin)->Run(); |
| 2076 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 2077 | g = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("g"))); |
| 2078 | |
| 2079 | // Chesk that a break point was hit when the script was run. |
| 2080 | CHECK_EQ(1, break_point_hit_count); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 2081 | CHECK_EQ(0, StrLength(last_function_hit)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2082 | |
| 2083 | // Call f and check that the script break point. |
| 2084 | f->Call(env->Global(), 0, NULL); |
| 2085 | CHECK_EQ(2, break_point_hit_count); |
| 2086 | CHECK_EQ("f", last_function_hit); |
| 2087 | |
| 2088 | // Call g and check that the script break point. |
| 2089 | g->Call(env->Global(), 0, NULL); |
| 2090 | CHECK_EQ(3, break_point_hit_count); |
| 2091 | CHECK_EQ("g", last_function_hit); |
| 2092 | |
| 2093 | // Clear the script break point on g and set one on h. |
| 2094 | ClearBreakPointFromJS(sbp3); |
| 2095 | int sbp4 = SetScriptBreakPointByNameFromJS("test.html", 6, -1); |
| 2096 | |
| 2097 | // Call g and check that the script break point in h is hit. |
| 2098 | g->Call(env->Global(), 0, NULL); |
| 2099 | CHECK_EQ(4, break_point_hit_count); |
| 2100 | CHECK_EQ("h", last_function_hit); |
| 2101 | |
| 2102 | // Clear break points in f and h. Set a new one in the script between |
| 2103 | // functions f and g and test that there is no break points in f and g any |
| 2104 | // more. |
| 2105 | ClearBreakPointFromJS(sbp2); |
| 2106 | ClearBreakPointFromJS(sbp4); |
| 2107 | int sbp5 = SetScriptBreakPointByNameFromJS("test.html", 4, -1); |
| 2108 | break_point_hit_count = 0; |
| 2109 | f->Call(env->Global(), 0, NULL); |
| 2110 | g->Call(env->Global(), 0, NULL); |
| 2111 | CHECK_EQ(0, break_point_hit_count); |
| 2112 | |
| 2113 | // Reload the script which should hit two break points. |
| 2114 | break_point_hit_count = 0; |
| 2115 | v8::Script::Compile(script, &origin)->Run(); |
| 2116 | CHECK_EQ(2, break_point_hit_count); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 2117 | CHECK_EQ(0, StrLength(last_function_hit)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2118 | |
| 2119 | // Set a break point in the code after the last function decleration. |
| 2120 | int sbp6 = SetScriptBreakPointByNameFromJS("test.html", 12, -1); |
| 2121 | |
| 2122 | // Reload the script which should hit three break points. |
| 2123 | break_point_hit_count = 0; |
| 2124 | v8::Script::Compile(script, &origin)->Run(); |
| 2125 | CHECK_EQ(3, break_point_hit_count); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 2126 | CHECK_EQ(0, StrLength(last_function_hit)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2127 | |
| 2128 | // Clear the last break points, and reload the script which should not hit any |
| 2129 | // break points. |
| 2130 | ClearBreakPointFromJS(sbp1); |
| 2131 | ClearBreakPointFromJS(sbp5); |
| 2132 | ClearBreakPointFromJS(sbp6); |
| 2133 | break_point_hit_count = 0; |
| 2134 | v8::Script::Compile(script, &origin)->Run(); |
| 2135 | CHECK_EQ(0, break_point_hit_count); |
| 2136 | |
| 2137 | v8::Debug::SetDebugEventListener(NULL); |
| 2138 | CheckDebuggerUnloaded(); |
| 2139 | } |
| 2140 | |
| 2141 | |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 2142 | // Test top level script break points set on lines. |
| 2143 | TEST(ScriptBreakPointLineTopLevel) { |
| 2144 | v8::HandleScope scope; |
| 2145 | DebugLocalContext env; |
| 2146 | env.ExposeDebug(); |
| 2147 | |
| 2148 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 2149 | v8::Undefined()); |
| 2150 | |
| 2151 | v8::Local<v8::String> script = v8::String::New( |
| 2152 | "function f() {\n" |
| 2153 | " a = 1; // line 1\n" |
| 2154 | "}\n" |
| 2155 | "a = 2; // line 3\n"); |
| 2156 | v8::Local<v8::Function> f; |
| 2157 | { |
| 2158 | v8::HandleScope scope; |
| 2159 | v8::Script::Compile(script, v8::String::New("test.html"))->Run(); |
| 2160 | } |
| 2161 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 2162 | |
| 2163 | Heap::CollectAllGarbage(false); |
| 2164 | |
| 2165 | SetScriptBreakPointByNameFromJS("test.html", 3, -1); |
| 2166 | |
| 2167 | // Call f and check that there was no break points. |
| 2168 | break_point_hit_count = 0; |
| 2169 | f->Call(env->Global(), 0, NULL); |
| 2170 | CHECK_EQ(0, break_point_hit_count); |
| 2171 | |
| 2172 | // Recompile and run script and check that break point was hit. |
| 2173 | break_point_hit_count = 0; |
| 2174 | v8::Script::Compile(script, v8::String::New("test.html"))->Run(); |
| 2175 | CHECK_EQ(1, break_point_hit_count); |
| 2176 | |
| 2177 | // Call f and check that there are still no break points. |
| 2178 | break_point_hit_count = 0; |
| 2179 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 2180 | CHECK_EQ(0, break_point_hit_count); |
| 2181 | |
| 2182 | v8::Debug::SetDebugEventListener(NULL); |
| 2183 | CheckDebuggerUnloaded(); |
| 2184 | } |
| 2185 | |
| 2186 | |
Steve Block | 8defd9f | 2010-07-08 12:39:36 +0100 | [diff] [blame] | 2187 | // Test that it is possible to add and remove break points in a top level |
| 2188 | // function which has no references but has not been collected yet. |
| 2189 | TEST(ScriptBreakPointTopLevelCrash) { |
| 2190 | v8::HandleScope scope; |
| 2191 | DebugLocalContext env; |
| 2192 | env.ExposeDebug(); |
| 2193 | |
| 2194 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 2195 | v8::Undefined()); |
| 2196 | |
| 2197 | v8::Local<v8::String> script_source = v8::String::New( |
| 2198 | "function f() {\n" |
| 2199 | " return 0;\n" |
| 2200 | "}\n" |
| 2201 | "f()"); |
| 2202 | |
| 2203 | int sbp1 = SetScriptBreakPointByNameFromJS("test.html", 3, -1); |
| 2204 | { |
| 2205 | v8::HandleScope scope; |
| 2206 | break_point_hit_count = 0; |
| 2207 | v8::Script::Compile(script_source, v8::String::New("test.html"))->Run(); |
| 2208 | CHECK_EQ(1, break_point_hit_count); |
| 2209 | } |
| 2210 | |
| 2211 | int sbp2 = SetScriptBreakPointByNameFromJS("test.html", 3, -1); |
| 2212 | ClearBreakPointFromJS(sbp1); |
| 2213 | ClearBreakPointFromJS(sbp2); |
| 2214 | |
| 2215 | v8::Debug::SetDebugEventListener(NULL); |
| 2216 | CheckDebuggerUnloaded(); |
| 2217 | } |
| 2218 | |
| 2219 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2220 | // Test that it is possible to remove the last break point for a function |
| 2221 | // inside the break handling of that break point. |
| 2222 | TEST(RemoveBreakPointInBreak) { |
| 2223 | v8::HandleScope scope; |
| 2224 | DebugLocalContext env; |
| 2225 | |
| 2226 | v8::Local<v8::Function> foo = |
| 2227 | CompileFunction(&env, "function foo(){a=1;}", "foo"); |
| 2228 | debug_event_remove_break_point = SetBreakPoint(foo, 0); |
| 2229 | |
| 2230 | // Register the debug event listener pasing the function |
| 2231 | v8::Debug::SetDebugEventListener(DebugEventRemoveBreakPoint, foo); |
| 2232 | |
| 2233 | break_point_hit_count = 0; |
| 2234 | foo->Call(env->Global(), 0, NULL); |
| 2235 | CHECK_EQ(1, break_point_hit_count); |
| 2236 | |
| 2237 | break_point_hit_count = 0; |
| 2238 | foo->Call(env->Global(), 0, NULL); |
| 2239 | CHECK_EQ(0, break_point_hit_count); |
| 2240 | |
| 2241 | v8::Debug::SetDebugEventListener(NULL); |
| 2242 | CheckDebuggerUnloaded(); |
| 2243 | } |
| 2244 | |
| 2245 | |
| 2246 | // Test that the debugger statement causes a break. |
| 2247 | TEST(DebuggerStatement) { |
| 2248 | break_point_hit_count = 0; |
| 2249 | v8::HandleScope scope; |
| 2250 | DebugLocalContext env; |
| 2251 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 2252 | v8::Undefined()); |
| 2253 | v8::Script::Compile(v8::String::New("function bar(){debugger}"))->Run(); |
| 2254 | v8::Script::Compile(v8::String::New( |
| 2255 | "function foo(){debugger;debugger;}"))->Run(); |
| 2256 | v8::Local<v8::Function> foo = |
| 2257 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 2258 | v8::Local<v8::Function> bar = |
| 2259 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("bar"))); |
| 2260 | |
| 2261 | // Run function with debugger statement |
| 2262 | bar->Call(env->Global(), 0, NULL); |
| 2263 | CHECK_EQ(1, break_point_hit_count); |
| 2264 | |
| 2265 | // Run function with two debugger statement |
| 2266 | foo->Call(env->Global(), 0, NULL); |
| 2267 | CHECK_EQ(3, break_point_hit_count); |
| 2268 | |
| 2269 | v8::Debug::SetDebugEventListener(NULL); |
| 2270 | CheckDebuggerUnloaded(); |
| 2271 | } |
| 2272 | |
| 2273 | |
Steve Block | 8defd9f | 2010-07-08 12:39:36 +0100 | [diff] [blame] | 2274 | // Test setting a breakpoint on the debugger statement. |
Leon Clarke | 4515c47 | 2010-02-03 11:58:03 +0000 | [diff] [blame] | 2275 | TEST(DebuggerStatementBreakpoint) { |
| 2276 | break_point_hit_count = 0; |
| 2277 | v8::HandleScope scope; |
| 2278 | DebugLocalContext env; |
| 2279 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 2280 | v8::Undefined()); |
| 2281 | v8::Script::Compile(v8::String::New("function foo(){debugger;}"))->Run(); |
| 2282 | v8::Local<v8::Function> foo = |
| 2283 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 2284 | |
| 2285 | // The debugger statement triggers breakpint hit |
| 2286 | foo->Call(env->Global(), 0, NULL); |
| 2287 | CHECK_EQ(1, break_point_hit_count); |
| 2288 | |
| 2289 | int bp = SetBreakPoint(foo, 0); |
| 2290 | |
| 2291 | // Set breakpoint does not duplicate hits |
| 2292 | foo->Call(env->Global(), 0, NULL); |
| 2293 | CHECK_EQ(2, break_point_hit_count); |
| 2294 | |
| 2295 | ClearBreakPoint(bp); |
| 2296 | v8::Debug::SetDebugEventListener(NULL); |
| 2297 | CheckDebuggerUnloaded(); |
| 2298 | } |
| 2299 | |
| 2300 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2301 | // Thest that the evaluation of expressions when a break point is hit generates |
| 2302 | // the correct results. |
| 2303 | TEST(DebugEvaluate) { |
| 2304 | v8::HandleScope scope; |
| 2305 | DebugLocalContext env; |
| 2306 | env.ExposeDebug(); |
| 2307 | |
| 2308 | // Create a function for checking the evaluation when hitting a break point. |
| 2309 | evaluate_check_function = CompileFunction(&env, |
| 2310 | evaluate_check_source, |
| 2311 | "evaluate_check"); |
| 2312 | // Register the debug event listener |
| 2313 | v8::Debug::SetDebugEventListener(DebugEventEvaluate); |
| 2314 | |
| 2315 | // Different expected vaules of x and a when in a break point (u = undefined, |
| 2316 | // d = Hello, world!). |
| 2317 | struct EvaluateCheck checks_uu[] = { |
| 2318 | {"x", v8::Undefined()}, |
| 2319 | {"a", v8::Undefined()}, |
| 2320 | {NULL, v8::Handle<v8::Value>()} |
| 2321 | }; |
| 2322 | struct EvaluateCheck checks_hu[] = { |
| 2323 | {"x", v8::String::New("Hello, world!")}, |
| 2324 | {"a", v8::Undefined()}, |
| 2325 | {NULL, v8::Handle<v8::Value>()} |
| 2326 | }; |
| 2327 | struct EvaluateCheck checks_hh[] = { |
| 2328 | {"x", v8::String::New("Hello, world!")}, |
| 2329 | {"a", v8::String::New("Hello, world!")}, |
| 2330 | {NULL, v8::Handle<v8::Value>()} |
| 2331 | }; |
| 2332 | |
| 2333 | // Simple test function. The "y=0" is in the function foo to provide a break |
| 2334 | // location. For "y=0" the "y" is at position 15 in the barbar function |
| 2335 | // therefore setting breakpoint at position 15 will break at "y=0" and |
| 2336 | // setting it higher will break after. |
| 2337 | v8::Local<v8::Function> foo = CompileFunction(&env, |
| 2338 | "function foo(x) {" |
| 2339 | " var a;" |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2340 | " y=0;" // To ensure break location 1. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2341 | " a=x;" |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2342 | " y=0;" // To ensure break location 2. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2343 | "}", |
| 2344 | "foo"); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2345 | const int foo_break_position_1 = 15; |
| 2346 | const int foo_break_position_2 = 29; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2347 | |
| 2348 | // Arguments with one parameter "Hello, world!" |
| 2349 | v8::Handle<v8::Value> argv_foo[1] = { v8::String::New("Hello, world!") }; |
| 2350 | |
| 2351 | // Call foo with breakpoint set before a=x and undefined as parameter. |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2352 | int bp = SetBreakPoint(foo, foo_break_position_1); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2353 | checks = checks_uu; |
| 2354 | foo->Call(env->Global(), 0, NULL); |
| 2355 | |
| 2356 | // Call foo with breakpoint set before a=x and parameter "Hello, world!". |
| 2357 | checks = checks_hu; |
| 2358 | foo->Call(env->Global(), 1, argv_foo); |
| 2359 | |
| 2360 | // Call foo with breakpoint set after a=x and parameter "Hello, world!". |
| 2361 | ClearBreakPoint(bp); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2362 | SetBreakPoint(foo, foo_break_position_2); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2363 | checks = checks_hh; |
| 2364 | foo->Call(env->Global(), 1, argv_foo); |
| 2365 | |
| 2366 | // Test function with an inner function. The "y=0" is in function barbar |
| 2367 | // to provide a break location. For "y=0" the "y" is at position 8 in the |
| 2368 | // barbar function therefore setting breakpoint at position 8 will break at |
| 2369 | // "y=0" and setting it higher will break after. |
| 2370 | v8::Local<v8::Function> bar = CompileFunction(&env, |
| 2371 | "y = 0;" |
| 2372 | "x = 'Goodbye, world!';" |
| 2373 | "function bar(x, b) {" |
| 2374 | " var a;" |
| 2375 | " function barbar() {" |
| 2376 | " y=0; /* To ensure break location.*/" |
| 2377 | " a=x;" |
| 2378 | " };" |
| 2379 | " debug.Debug.clearAllBreakPoints();" |
| 2380 | " barbar();" |
| 2381 | " y=0;a=x;" |
| 2382 | "}", |
| 2383 | "bar"); |
| 2384 | const int barbar_break_position = 8; |
| 2385 | |
| 2386 | // Call bar setting breakpoint before a=x in barbar and undefined as |
| 2387 | // parameter. |
| 2388 | checks = checks_uu; |
| 2389 | v8::Handle<v8::Value> argv_bar_1[2] = { |
| 2390 | v8::Undefined(), |
| 2391 | v8::Number::New(barbar_break_position) |
| 2392 | }; |
| 2393 | bar->Call(env->Global(), 2, argv_bar_1); |
| 2394 | |
| 2395 | // Call bar setting breakpoint before a=x in barbar and parameter |
| 2396 | // "Hello, world!". |
| 2397 | checks = checks_hu; |
| 2398 | v8::Handle<v8::Value> argv_bar_2[2] = { |
| 2399 | v8::String::New("Hello, world!"), |
| 2400 | v8::Number::New(barbar_break_position) |
| 2401 | }; |
| 2402 | bar->Call(env->Global(), 2, argv_bar_2); |
| 2403 | |
| 2404 | // Call bar setting breakpoint after a=x in barbar and parameter |
| 2405 | // "Hello, world!". |
| 2406 | checks = checks_hh; |
| 2407 | v8::Handle<v8::Value> argv_bar_3[2] = { |
| 2408 | v8::String::New("Hello, world!"), |
| 2409 | v8::Number::New(barbar_break_position + 1) |
| 2410 | }; |
| 2411 | bar->Call(env->Global(), 2, argv_bar_3); |
| 2412 | |
| 2413 | v8::Debug::SetDebugEventListener(NULL); |
| 2414 | CheckDebuggerUnloaded(); |
| 2415 | } |
| 2416 | |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 2417 | // Copies a C string to a 16-bit string. Does not check for buffer overflow. |
| 2418 | // Does not use the V8 engine to convert strings, so it can be used |
| 2419 | // in any thread. Returns the length of the string. |
| 2420 | int AsciiToUtf16(const char* input_buffer, uint16_t* output_buffer) { |
| 2421 | int i; |
| 2422 | for (i = 0; input_buffer[i] != '\0'; ++i) { |
| 2423 | // ASCII does not use chars > 127, but be careful anyway. |
| 2424 | output_buffer[i] = static_cast<unsigned char>(input_buffer[i]); |
| 2425 | } |
| 2426 | output_buffer[i] = 0; |
| 2427 | return i; |
| 2428 | } |
| 2429 | |
| 2430 | // Copies a 16-bit string to a C string by dropping the high byte of |
| 2431 | // each character. Does not check for buffer overflow. |
| 2432 | // Can be used in any thread. Requires string length as an input. |
| 2433 | int Utf16ToAscii(const uint16_t* input_buffer, int length, |
| 2434 | char* output_buffer, int output_len = -1) { |
| 2435 | if (output_len >= 0) { |
| 2436 | if (length > output_len - 1) { |
| 2437 | length = output_len - 1; |
| 2438 | } |
| 2439 | } |
| 2440 | |
| 2441 | for (int i = 0; i < length; ++i) { |
| 2442 | output_buffer[i] = static_cast<char>(input_buffer[i]); |
| 2443 | } |
| 2444 | output_buffer[length] = '\0'; |
| 2445 | return length; |
| 2446 | } |
| 2447 | |
| 2448 | |
| 2449 | // We match parts of the message to get evaluate result int value. |
| 2450 | bool GetEvaluateStringResult(char *message, char* buffer, int buffer_size) { |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 2451 | if (strstr(message, "\"command\":\"evaluate\"") == NULL) { |
| 2452 | return false; |
| 2453 | } |
| 2454 | const char* prefix = "\"text\":\""; |
| 2455 | char* pos1 = strstr(message, prefix); |
| 2456 | if (pos1 == NULL) { |
| 2457 | return false; |
| 2458 | } |
| 2459 | pos1 += strlen(prefix); |
| 2460 | char* pos2 = strchr(pos1, '"'); |
| 2461 | if (pos2 == NULL) { |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 2462 | return false; |
| 2463 | } |
| 2464 | Vector<char> buf(buffer, buffer_size); |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 2465 | int len = static_cast<int>(pos2 - pos1); |
| 2466 | if (len > buffer_size - 1) { |
| 2467 | len = buffer_size - 1; |
| 2468 | } |
| 2469 | OS::StrNCpy(buf, pos1, len); |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 2470 | buffer[buffer_size - 1] = '\0'; |
| 2471 | return true; |
| 2472 | } |
| 2473 | |
| 2474 | |
| 2475 | struct EvaluateResult { |
| 2476 | static const int kBufferSize = 20; |
| 2477 | char buffer[kBufferSize]; |
| 2478 | }; |
| 2479 | |
| 2480 | struct DebugProcessDebugMessagesData { |
| 2481 | static const int kArraySize = 5; |
| 2482 | int counter; |
| 2483 | EvaluateResult results[kArraySize]; |
| 2484 | |
| 2485 | void reset() { |
| 2486 | counter = 0; |
| 2487 | } |
| 2488 | EvaluateResult* current() { |
| 2489 | return &results[counter % kArraySize]; |
| 2490 | } |
| 2491 | void next() { |
| 2492 | counter++; |
| 2493 | } |
| 2494 | }; |
| 2495 | |
| 2496 | DebugProcessDebugMessagesData process_debug_messages_data; |
| 2497 | |
| 2498 | static void DebugProcessDebugMessagesHandler( |
| 2499 | const uint16_t* message, |
| 2500 | int length, |
| 2501 | v8::Debug::ClientData* client_data) { |
| 2502 | |
| 2503 | const int kBufferSize = 100000; |
| 2504 | char print_buffer[kBufferSize]; |
| 2505 | Utf16ToAscii(message, length, print_buffer, kBufferSize); |
| 2506 | |
| 2507 | EvaluateResult* array_item = process_debug_messages_data.current(); |
| 2508 | |
| 2509 | bool res = GetEvaluateStringResult(print_buffer, |
| 2510 | array_item->buffer, |
| 2511 | EvaluateResult::kBufferSize); |
| 2512 | if (res) { |
| 2513 | process_debug_messages_data.next(); |
| 2514 | } |
| 2515 | } |
| 2516 | |
| 2517 | // Test that the evaluation of expressions works even from ProcessDebugMessages |
| 2518 | // i.e. with empty stack. |
| 2519 | TEST(DebugEvaluateWithoutStack) { |
| 2520 | v8::Debug::SetMessageHandler(DebugProcessDebugMessagesHandler); |
| 2521 | |
| 2522 | v8::HandleScope scope; |
| 2523 | DebugLocalContext env; |
| 2524 | |
| 2525 | const char* source = |
| 2526 | "var v1 = 'Pinguin';\n function getAnimal() { return 'Capy' + 'bara'; }"; |
| 2527 | |
| 2528 | v8::Script::Compile(v8::String::New(source))->Run(); |
| 2529 | |
| 2530 | v8::Debug::ProcessDebugMessages(); |
| 2531 | |
| 2532 | const int kBufferSize = 1000; |
| 2533 | uint16_t buffer[kBufferSize]; |
| 2534 | |
| 2535 | const char* command_111 = "{\"seq\":111," |
| 2536 | "\"type\":\"request\"," |
| 2537 | "\"command\":\"evaluate\"," |
| 2538 | "\"arguments\":{" |
| 2539 | " \"global\":true," |
| 2540 | " \"expression\":\"v1\",\"disable_break\":true" |
| 2541 | "}}"; |
| 2542 | |
| 2543 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_111, buffer)); |
| 2544 | |
| 2545 | const char* command_112 = "{\"seq\":112," |
| 2546 | "\"type\":\"request\"," |
| 2547 | "\"command\":\"evaluate\"," |
| 2548 | "\"arguments\":{" |
| 2549 | " \"global\":true," |
| 2550 | " \"expression\":\"getAnimal()\",\"disable_break\":true" |
| 2551 | "}}"; |
| 2552 | |
| 2553 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_112, buffer)); |
| 2554 | |
| 2555 | const char* command_113 = "{\"seq\":113," |
| 2556 | "\"type\":\"request\"," |
| 2557 | "\"command\":\"evaluate\"," |
| 2558 | "\"arguments\":{" |
| 2559 | " \"global\":true," |
| 2560 | " \"expression\":\"239 + 566\",\"disable_break\":true" |
| 2561 | "}}"; |
| 2562 | |
| 2563 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_113, buffer)); |
| 2564 | |
| 2565 | v8::Debug::ProcessDebugMessages(); |
| 2566 | |
| 2567 | CHECK_EQ(3, process_debug_messages_data.counter); |
| 2568 | |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 2569 | CHECK_EQ(strcmp("Pinguin", process_debug_messages_data.results[0].buffer), 0); |
| 2570 | CHECK_EQ(strcmp("Capybara", process_debug_messages_data.results[1].buffer), |
| 2571 | 0); |
| 2572 | CHECK_EQ(strcmp("805", process_debug_messages_data.results[2].buffer), 0); |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 2573 | |
| 2574 | v8::Debug::SetMessageHandler(NULL); |
| 2575 | v8::Debug::SetDebugEventListener(NULL); |
| 2576 | CheckDebuggerUnloaded(); |
| 2577 | } |
| 2578 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2579 | |
| 2580 | // Simple test of the stepping mechanism using only store ICs. |
| 2581 | TEST(DebugStepLinear) { |
| 2582 | v8::HandleScope scope; |
| 2583 | DebugLocalContext env; |
| 2584 | |
| 2585 | // Create a function for testing stepping. |
| 2586 | v8::Local<v8::Function> foo = CompileFunction(&env, |
| 2587 | "function foo(){a=1;b=1;c=1;}", |
| 2588 | "foo"); |
| 2589 | SetBreakPoint(foo, 3); |
| 2590 | |
| 2591 | // Register a debug event listener which steps and counts. |
| 2592 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2593 | |
| 2594 | step_action = StepIn; |
| 2595 | break_point_hit_count = 0; |
| 2596 | foo->Call(env->Global(), 0, NULL); |
| 2597 | |
| 2598 | // With stepping all break locations are hit. |
| 2599 | CHECK_EQ(4, break_point_hit_count); |
| 2600 | |
| 2601 | v8::Debug::SetDebugEventListener(NULL); |
| 2602 | CheckDebuggerUnloaded(); |
| 2603 | |
| 2604 | // Register a debug event listener which just counts. |
| 2605 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount); |
| 2606 | |
| 2607 | SetBreakPoint(foo, 3); |
| 2608 | break_point_hit_count = 0; |
| 2609 | foo->Call(env->Global(), 0, NULL); |
| 2610 | |
| 2611 | // Without stepping only active break points are hit. |
| 2612 | CHECK_EQ(1, break_point_hit_count); |
| 2613 | |
| 2614 | v8::Debug::SetDebugEventListener(NULL); |
| 2615 | CheckDebuggerUnloaded(); |
| 2616 | } |
| 2617 | |
| 2618 | |
| 2619 | // Test of the stepping mechanism for keyed load in a loop. |
| 2620 | TEST(DebugStepKeyedLoadLoop) { |
| 2621 | v8::HandleScope scope; |
| 2622 | DebugLocalContext env; |
| 2623 | |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2624 | // Register a debug event listener which steps and counts. |
| 2625 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2626 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2627 | // Create a function for testing stepping of keyed load. The statement 'y=1' |
| 2628 | // is there to have more than one breakable statement in the loop, TODO(315). |
| 2629 | v8::Local<v8::Function> foo = CompileFunction( |
| 2630 | &env, |
| 2631 | "function foo(a) {\n" |
| 2632 | " var x;\n" |
| 2633 | " var len = a.length;\n" |
| 2634 | " for (var i = 0; i < len; i++) {\n" |
| 2635 | " y = 1;\n" |
| 2636 | " x = a[i];\n" |
| 2637 | " }\n" |
| 2638 | "}\n", |
| 2639 | "foo"); |
| 2640 | |
| 2641 | // Create array [0,1,2,3,4,5,6,7,8,9] |
| 2642 | v8::Local<v8::Array> a = v8::Array::New(10); |
| 2643 | for (int i = 0; i < 10; i++) { |
| 2644 | a->Set(v8::Number::New(i), v8::Number::New(i)); |
| 2645 | } |
| 2646 | |
| 2647 | // Call function without any break points to ensure inlining is in place. |
| 2648 | const int kArgc = 1; |
| 2649 | v8::Handle<v8::Value> args[kArgc] = { a }; |
| 2650 | foo->Call(env->Global(), kArgc, args); |
| 2651 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2652 | // Setup break point and step through the function. |
| 2653 | SetBreakPoint(foo, 3); |
| 2654 | step_action = StepNext; |
| 2655 | break_point_hit_count = 0; |
| 2656 | foo->Call(env->Global(), kArgc, args); |
| 2657 | |
| 2658 | // With stepping all break locations are hit. |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2659 | CHECK_EQ(33, break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2660 | |
| 2661 | v8::Debug::SetDebugEventListener(NULL); |
| 2662 | CheckDebuggerUnloaded(); |
| 2663 | } |
| 2664 | |
| 2665 | |
| 2666 | // Test of the stepping mechanism for keyed store in a loop. |
| 2667 | TEST(DebugStepKeyedStoreLoop) { |
| 2668 | v8::HandleScope scope; |
| 2669 | DebugLocalContext env; |
| 2670 | |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2671 | // Register a debug event listener which steps and counts. |
| 2672 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2673 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2674 | // Create a function for testing stepping of keyed store. The statement 'y=1' |
| 2675 | // is there to have more than one breakable statement in the loop, TODO(315). |
| 2676 | v8::Local<v8::Function> foo = CompileFunction( |
| 2677 | &env, |
| 2678 | "function foo(a) {\n" |
| 2679 | " var len = a.length;\n" |
| 2680 | " for (var i = 0; i < len; i++) {\n" |
| 2681 | " y = 1;\n" |
| 2682 | " a[i] = 42;\n" |
| 2683 | " }\n" |
| 2684 | "}\n", |
| 2685 | "foo"); |
| 2686 | |
| 2687 | // Create array [0,1,2,3,4,5,6,7,8,9] |
| 2688 | v8::Local<v8::Array> a = v8::Array::New(10); |
| 2689 | for (int i = 0; i < 10; i++) { |
| 2690 | a->Set(v8::Number::New(i), v8::Number::New(i)); |
| 2691 | } |
| 2692 | |
| 2693 | // Call function without any break points to ensure inlining is in place. |
| 2694 | const int kArgc = 1; |
| 2695 | v8::Handle<v8::Value> args[kArgc] = { a }; |
| 2696 | foo->Call(env->Global(), kArgc, args); |
| 2697 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2698 | // Setup break point and step through the function. |
| 2699 | SetBreakPoint(foo, 3); |
| 2700 | step_action = StepNext; |
| 2701 | break_point_hit_count = 0; |
| 2702 | foo->Call(env->Global(), kArgc, args); |
| 2703 | |
| 2704 | // With stepping all break locations are hit. |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2705 | CHECK_EQ(32, break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2706 | |
| 2707 | v8::Debug::SetDebugEventListener(NULL); |
| 2708 | CheckDebuggerUnloaded(); |
| 2709 | } |
| 2710 | |
| 2711 | |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2712 | // Test of the stepping mechanism for named load in a loop. |
| 2713 | TEST(DebugStepNamedLoadLoop) { |
| 2714 | v8::HandleScope scope; |
| 2715 | DebugLocalContext env; |
| 2716 | |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2717 | // Register a debug event listener which steps and counts. |
| 2718 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2719 | |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2720 | // Create a function for testing stepping of named load. |
| 2721 | v8::Local<v8::Function> foo = CompileFunction( |
| 2722 | &env, |
| 2723 | "function foo() {\n" |
| 2724 | " var a = [];\n" |
| 2725 | " var s = \"\";\n" |
| 2726 | " for (var i = 0; i < 10; i++) {\n" |
| 2727 | " var v = new V(i, i + 1);\n" |
| 2728 | " v.y;\n" |
| 2729 | " a.length;\n" // Special case: array length. |
| 2730 | " s.length;\n" // Special case: string length. |
| 2731 | " }\n" |
| 2732 | "}\n" |
| 2733 | "function V(x, y) {\n" |
| 2734 | " this.x = x;\n" |
| 2735 | " this.y = y;\n" |
| 2736 | "}\n", |
| 2737 | "foo"); |
| 2738 | |
| 2739 | // Call function without any break points to ensure inlining is in place. |
| 2740 | foo->Call(env->Global(), 0, NULL); |
| 2741 | |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2742 | // Setup break point and step through the function. |
| 2743 | SetBreakPoint(foo, 4); |
| 2744 | step_action = StepNext; |
| 2745 | break_point_hit_count = 0; |
| 2746 | foo->Call(env->Global(), 0, NULL); |
| 2747 | |
| 2748 | // With stepping all break locations are hit. |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2749 | CHECK_EQ(53, break_point_hit_count); |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2750 | |
| 2751 | v8::Debug::SetDebugEventListener(NULL); |
| 2752 | CheckDebuggerUnloaded(); |
| 2753 | } |
| 2754 | |
| 2755 | |
Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame] | 2756 | static void DoDebugStepNamedStoreLoop(int expected, bool full_compiler = true) { |
| 2757 | v8::HandleScope scope; |
| 2758 | DebugLocalContext env; |
| 2759 | |
| 2760 | // Register a debug event listener which steps and counts before compiling the |
| 2761 | // function to ensure the full compiler is used. |
| 2762 | if (full_compiler) { |
| 2763 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2764 | } |
| 2765 | |
| 2766 | // Create a function for testing stepping of named store. |
| 2767 | v8::Local<v8::Function> foo = CompileFunction( |
| 2768 | &env, |
| 2769 | "function foo() {\n" |
| 2770 | " var a = {a:1};\n" |
| 2771 | " for (var i = 0; i < 10; i++) {\n" |
| 2772 | " a.a = 2\n" |
| 2773 | " }\n" |
| 2774 | "}\n", |
| 2775 | "foo"); |
| 2776 | |
| 2777 | // Call function without any break points to ensure inlining is in place. |
| 2778 | foo->Call(env->Global(), 0, NULL); |
| 2779 | |
| 2780 | // Register a debug event listener which steps and counts after compiling the |
| 2781 | // function to ensure the optimizing compiler is used. |
| 2782 | if (!full_compiler) { |
| 2783 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2784 | } |
| 2785 | |
| 2786 | // Setup break point and step through the function. |
| 2787 | SetBreakPoint(foo, 3); |
| 2788 | step_action = StepNext; |
| 2789 | break_point_hit_count = 0; |
| 2790 | foo->Call(env->Global(), 0, NULL); |
| 2791 | |
| 2792 | // With stepping all expected break locations are hit. |
| 2793 | CHECK_EQ(expected, break_point_hit_count); |
| 2794 | |
| 2795 | v8::Debug::SetDebugEventListener(NULL); |
| 2796 | CheckDebuggerUnloaded(); |
| 2797 | } |
| 2798 | |
| 2799 | |
| 2800 | // Test of the stepping mechanism for named load in a loop. |
| 2801 | TEST(DebugStepNamedStoreLoopFull) { |
| 2802 | // With the full compiler it is possible to break on the for statement. |
| 2803 | DoDebugStepNamedStoreLoop(22); |
| 2804 | } |
| 2805 | |
| 2806 | |
| 2807 | // Test of the stepping mechanism for named load in a loop. |
| 2808 | TEST(DebugStepNamedStoreLoopOptimizing) { |
| 2809 | // With the optimizing compiler it is not possible to break on the for |
| 2810 | // statement as it uses a local variable thus no IC's. |
| 2811 | DoDebugStepNamedStoreLoop(11, false); |
| 2812 | } |
| 2813 | |
| 2814 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2815 | // Test the stepping mechanism with different ICs. |
| 2816 | TEST(DebugStepLinearMixedICs) { |
| 2817 | v8::HandleScope scope; |
| 2818 | DebugLocalContext env; |
| 2819 | |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2820 | // Register a debug event listener which steps and counts. |
| 2821 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2822 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2823 | // Create a function for testing stepping. |
| 2824 | v8::Local<v8::Function> foo = CompileFunction(&env, |
| 2825 | "function bar() {};" |
| 2826 | "function foo() {" |
| 2827 | " var x;" |
| 2828 | " var index='name';" |
| 2829 | " var y = {};" |
| 2830 | " a=1;b=2;x=a;y[index]=3;x=y[index];bar();}", "foo"); |
| 2831 | SetBreakPoint(foo, 0); |
| 2832 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2833 | step_action = StepIn; |
| 2834 | break_point_hit_count = 0; |
| 2835 | foo->Call(env->Global(), 0, NULL); |
| 2836 | |
| 2837 | // With stepping all break locations are hit. |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2838 | CHECK_EQ(11, break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2839 | |
| 2840 | v8::Debug::SetDebugEventListener(NULL); |
| 2841 | CheckDebuggerUnloaded(); |
| 2842 | |
| 2843 | // Register a debug event listener which just counts. |
| 2844 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount); |
| 2845 | |
| 2846 | SetBreakPoint(foo, 0); |
| 2847 | break_point_hit_count = 0; |
| 2848 | foo->Call(env->Global(), 0, NULL); |
| 2849 | |
| 2850 | // Without stepping only active break points are hit. |
| 2851 | CHECK_EQ(1, break_point_hit_count); |
| 2852 | |
| 2853 | v8::Debug::SetDebugEventListener(NULL); |
| 2854 | CheckDebuggerUnloaded(); |
| 2855 | } |
| 2856 | |
| 2857 | |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2858 | TEST(DebugStepDeclarations) { |
| 2859 | v8::HandleScope scope; |
| 2860 | DebugLocalContext env; |
| 2861 | |
| 2862 | // Register a debug event listener which steps and counts. |
| 2863 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2864 | |
| 2865 | // Create a function for testing stepping. |
| 2866 | const char* src = "function foo() { " |
| 2867 | " var a;" |
| 2868 | " var b = 1;" |
| 2869 | " var c = foo;" |
| 2870 | " var d = Math.floor;" |
| 2871 | " var e = b + d(1.2);" |
| 2872 | "}"; |
| 2873 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
| 2874 | SetBreakPoint(foo, 0); |
| 2875 | |
| 2876 | // Stepping through the declarations. |
| 2877 | step_action = StepIn; |
| 2878 | break_point_hit_count = 0; |
| 2879 | foo->Call(env->Global(), 0, NULL); |
| 2880 | CHECK_EQ(6, break_point_hit_count); |
| 2881 | |
| 2882 | // Get rid of the debug event listener. |
| 2883 | v8::Debug::SetDebugEventListener(NULL); |
| 2884 | CheckDebuggerUnloaded(); |
| 2885 | } |
| 2886 | |
| 2887 | |
| 2888 | TEST(DebugStepLocals) { |
| 2889 | v8::HandleScope scope; |
| 2890 | DebugLocalContext env; |
| 2891 | |
| 2892 | // Register a debug event listener which steps and counts. |
| 2893 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2894 | |
| 2895 | // Create a function for testing stepping. |
| 2896 | const char* src = "function foo() { " |
| 2897 | " var a,b;" |
| 2898 | " a = 1;" |
| 2899 | " b = a + 2;" |
| 2900 | " b = 1 + 2 + 3;" |
| 2901 | " a = Math.floor(b);" |
| 2902 | "}"; |
| 2903 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
| 2904 | SetBreakPoint(foo, 0); |
| 2905 | |
| 2906 | // Stepping through the declarations. |
| 2907 | step_action = StepIn; |
| 2908 | break_point_hit_count = 0; |
| 2909 | foo->Call(env->Global(), 0, NULL); |
| 2910 | CHECK_EQ(6, break_point_hit_count); |
| 2911 | |
| 2912 | // Get rid of the debug event listener. |
| 2913 | v8::Debug::SetDebugEventListener(NULL); |
| 2914 | CheckDebuggerUnloaded(); |
| 2915 | } |
| 2916 | |
| 2917 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2918 | TEST(DebugStepIf) { |
| 2919 | v8::HandleScope scope; |
| 2920 | DebugLocalContext env; |
| 2921 | |
| 2922 | // Register a debug event listener which steps and counts. |
| 2923 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2924 | |
| 2925 | // Create a function for testing stepping. |
| 2926 | const int argc = 1; |
| 2927 | const char* src = "function foo(x) { " |
| 2928 | " a = 1;" |
| 2929 | " if (x) {" |
| 2930 | " b = 1;" |
| 2931 | " } else {" |
| 2932 | " c = 1;" |
| 2933 | " d = 1;" |
| 2934 | " }" |
| 2935 | "}"; |
| 2936 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
| 2937 | SetBreakPoint(foo, 0); |
| 2938 | |
| 2939 | // Stepping through the true part. |
| 2940 | step_action = StepIn; |
| 2941 | break_point_hit_count = 0; |
| 2942 | v8::Handle<v8::Value> argv_true[argc] = { v8::True() }; |
| 2943 | foo->Call(env->Global(), argc, argv_true); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2944 | CHECK_EQ(4, break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2945 | |
| 2946 | // Stepping through the false part. |
| 2947 | step_action = StepIn; |
| 2948 | break_point_hit_count = 0; |
| 2949 | v8::Handle<v8::Value> argv_false[argc] = { v8::False() }; |
| 2950 | foo->Call(env->Global(), argc, argv_false); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2951 | CHECK_EQ(5, break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2952 | |
| 2953 | // Get rid of the debug event listener. |
| 2954 | v8::Debug::SetDebugEventListener(NULL); |
| 2955 | CheckDebuggerUnloaded(); |
| 2956 | } |
| 2957 | |
| 2958 | |
| 2959 | TEST(DebugStepSwitch) { |
| 2960 | v8::HandleScope scope; |
| 2961 | DebugLocalContext env; |
| 2962 | |
| 2963 | // Register a debug event listener which steps and counts. |
| 2964 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2965 | |
| 2966 | // Create a function for testing stepping. |
| 2967 | const int argc = 1; |
| 2968 | const char* src = "function foo(x) { " |
| 2969 | " a = 1;" |
| 2970 | " switch (x) {" |
| 2971 | " case 1:" |
| 2972 | " b = 1;" |
| 2973 | " case 2:" |
| 2974 | " c = 1;" |
| 2975 | " break;" |
| 2976 | " case 3:" |
| 2977 | " d = 1;" |
| 2978 | " e = 1;" |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2979 | " f = 1;" |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2980 | " break;" |
| 2981 | " }" |
| 2982 | "}"; |
| 2983 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
| 2984 | SetBreakPoint(foo, 0); |
| 2985 | |
| 2986 | // One case with fall-through. |
| 2987 | step_action = StepIn; |
| 2988 | break_point_hit_count = 0; |
| 2989 | v8::Handle<v8::Value> argv_1[argc] = { v8::Number::New(1) }; |
| 2990 | foo->Call(env->Global(), argc, argv_1); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2991 | CHECK_EQ(6, break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2992 | |
| 2993 | // Another case. |
| 2994 | step_action = StepIn; |
| 2995 | break_point_hit_count = 0; |
| 2996 | v8::Handle<v8::Value> argv_2[argc] = { v8::Number::New(2) }; |
| 2997 | foo->Call(env->Global(), argc, argv_2); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 2998 | CHECK_EQ(5, break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2999 | |
| 3000 | // Last case. |
| 3001 | step_action = StepIn; |
| 3002 | break_point_hit_count = 0; |
| 3003 | v8::Handle<v8::Value> argv_3[argc] = { v8::Number::New(3) }; |
| 3004 | foo->Call(env->Global(), argc, argv_3); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3005 | CHECK_EQ(7, break_point_hit_count); |
| 3006 | |
| 3007 | // Get rid of the debug event listener. |
| 3008 | v8::Debug::SetDebugEventListener(NULL); |
| 3009 | CheckDebuggerUnloaded(); |
| 3010 | } |
| 3011 | |
| 3012 | |
| 3013 | TEST(DebugStepWhile) { |
| 3014 | v8::HandleScope scope; |
| 3015 | DebugLocalContext env; |
| 3016 | |
| 3017 | // Register a debug event listener which steps and counts. |
| 3018 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3019 | |
| 3020 | // Create a function for testing stepping. |
| 3021 | const int argc = 1; |
| 3022 | const char* src = "function foo(x) { " |
| 3023 | " var a = 0;" |
| 3024 | " while (a < x) {" |
| 3025 | " a++;" |
| 3026 | " }" |
| 3027 | "}"; |
| 3028 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
| 3029 | SetBreakPoint(foo, 8); // "var a = 0;" |
| 3030 | |
| 3031 | // Looping 10 times. |
| 3032 | step_action = StepIn; |
| 3033 | break_point_hit_count = 0; |
| 3034 | v8::Handle<v8::Value> argv_10[argc] = { v8::Number::New(10) }; |
| 3035 | foo->Call(env->Global(), argc, argv_10); |
| 3036 | CHECK_EQ(23, break_point_hit_count); |
| 3037 | |
| 3038 | // Looping 100 times. |
| 3039 | step_action = StepIn; |
| 3040 | break_point_hit_count = 0; |
| 3041 | v8::Handle<v8::Value> argv_100[argc] = { v8::Number::New(100) }; |
| 3042 | foo->Call(env->Global(), argc, argv_100); |
| 3043 | CHECK_EQ(203, break_point_hit_count); |
| 3044 | |
| 3045 | // Get rid of the debug event listener. |
| 3046 | v8::Debug::SetDebugEventListener(NULL); |
| 3047 | CheckDebuggerUnloaded(); |
| 3048 | } |
| 3049 | |
| 3050 | |
| 3051 | TEST(DebugStepDoWhile) { |
| 3052 | v8::HandleScope scope; |
| 3053 | DebugLocalContext env; |
| 3054 | |
| 3055 | // Register a debug event listener which steps and counts. |
| 3056 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3057 | |
| 3058 | // Create a function for testing stepping. |
| 3059 | const int argc = 1; |
| 3060 | const char* src = "function foo(x) { " |
| 3061 | " var a = 0;" |
| 3062 | " do {" |
| 3063 | " a++;" |
| 3064 | " } while (a < x)" |
| 3065 | "}"; |
| 3066 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
| 3067 | SetBreakPoint(foo, 8); // "var a = 0;" |
| 3068 | |
| 3069 | // Looping 10 times. |
| 3070 | step_action = StepIn; |
| 3071 | break_point_hit_count = 0; |
| 3072 | v8::Handle<v8::Value> argv_10[argc] = { v8::Number::New(10) }; |
| 3073 | foo->Call(env->Global(), argc, argv_10); |
| 3074 | CHECK_EQ(22, break_point_hit_count); |
| 3075 | |
| 3076 | // Looping 100 times. |
| 3077 | step_action = StepIn; |
| 3078 | break_point_hit_count = 0; |
| 3079 | v8::Handle<v8::Value> argv_100[argc] = { v8::Number::New(100) }; |
| 3080 | foo->Call(env->Global(), argc, argv_100); |
| 3081 | CHECK_EQ(202, break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3082 | |
| 3083 | // Get rid of the debug event listener. |
| 3084 | v8::Debug::SetDebugEventListener(NULL); |
| 3085 | CheckDebuggerUnloaded(); |
| 3086 | } |
| 3087 | |
| 3088 | |
| 3089 | TEST(DebugStepFor) { |
| 3090 | v8::HandleScope scope; |
| 3091 | DebugLocalContext env; |
| 3092 | |
| 3093 | // Register a debug event listener which steps and counts. |
| 3094 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3095 | |
| 3096 | // Create a function for testing stepping. |
| 3097 | const int argc = 1; |
| 3098 | const char* src = "function foo(x) { " |
| 3099 | " a = 1;" |
| 3100 | " for (i = 0; i < x; i++) {" |
| 3101 | " b = 1;" |
| 3102 | " }" |
| 3103 | "}"; |
| 3104 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
| 3105 | SetBreakPoint(foo, 8); // "a = 1;" |
| 3106 | |
| 3107 | // Looping 10 times. |
| 3108 | step_action = StepIn; |
| 3109 | break_point_hit_count = 0; |
| 3110 | v8::Handle<v8::Value> argv_10[argc] = { v8::Number::New(10) }; |
| 3111 | foo->Call(env->Global(), argc, argv_10); |
| 3112 | CHECK_EQ(23, break_point_hit_count); |
| 3113 | |
| 3114 | // Looping 100 times. |
| 3115 | step_action = StepIn; |
| 3116 | break_point_hit_count = 0; |
| 3117 | v8::Handle<v8::Value> argv_100[argc] = { v8::Number::New(100) }; |
| 3118 | foo->Call(env->Global(), argc, argv_100); |
| 3119 | CHECK_EQ(203, break_point_hit_count); |
| 3120 | |
| 3121 | // Get rid of the debug event listener. |
| 3122 | v8::Debug::SetDebugEventListener(NULL); |
| 3123 | CheckDebuggerUnloaded(); |
| 3124 | } |
| 3125 | |
| 3126 | |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3127 | TEST(DebugStepForContinue) { |
| 3128 | v8::HandleScope scope; |
| 3129 | DebugLocalContext env; |
| 3130 | |
| 3131 | // Register a debug event listener which steps and counts. |
| 3132 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3133 | |
| 3134 | // Create a function for testing stepping. |
| 3135 | const int argc = 1; |
| 3136 | const char* src = "function foo(x) { " |
| 3137 | " var a = 0;" |
| 3138 | " var b = 0;" |
| 3139 | " var c = 0;" |
| 3140 | " for (var i = 0; i < x; i++) {" |
| 3141 | " a++;" |
| 3142 | " if (a % 2 == 0) continue;" |
| 3143 | " b++;" |
| 3144 | " c++;" |
| 3145 | " }" |
| 3146 | " return b;" |
| 3147 | "}"; |
| 3148 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
| 3149 | v8::Handle<v8::Value> result; |
| 3150 | SetBreakPoint(foo, 8); // "var a = 0;" |
| 3151 | |
| 3152 | // Each loop generates 4 or 5 steps depending on whether a is equal. |
| 3153 | |
| 3154 | // Looping 10 times. |
| 3155 | step_action = StepIn; |
| 3156 | break_point_hit_count = 0; |
| 3157 | v8::Handle<v8::Value> argv_10[argc] = { v8::Number::New(10) }; |
| 3158 | result = foo->Call(env->Global(), argc, argv_10); |
| 3159 | CHECK_EQ(5, result->Int32Value()); |
| 3160 | CHECK_EQ(50, break_point_hit_count); |
| 3161 | |
| 3162 | // Looping 100 times. |
| 3163 | step_action = StepIn; |
| 3164 | break_point_hit_count = 0; |
| 3165 | v8::Handle<v8::Value> argv_100[argc] = { v8::Number::New(100) }; |
| 3166 | result = foo->Call(env->Global(), argc, argv_100); |
| 3167 | CHECK_EQ(50, result->Int32Value()); |
| 3168 | CHECK_EQ(455, break_point_hit_count); |
| 3169 | |
| 3170 | // Get rid of the debug event listener. |
| 3171 | v8::Debug::SetDebugEventListener(NULL); |
| 3172 | CheckDebuggerUnloaded(); |
| 3173 | } |
| 3174 | |
| 3175 | |
| 3176 | TEST(DebugStepForBreak) { |
| 3177 | v8::HandleScope scope; |
| 3178 | DebugLocalContext env; |
| 3179 | |
| 3180 | // Register a debug event listener which steps and counts. |
| 3181 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3182 | |
| 3183 | // Create a function for testing stepping. |
| 3184 | const int argc = 1; |
| 3185 | const char* src = "function foo(x) { " |
| 3186 | " var a = 0;" |
| 3187 | " var b = 0;" |
| 3188 | " var c = 0;" |
| 3189 | " for (var i = 0; i < 1000; i++) {" |
| 3190 | " a++;" |
| 3191 | " if (a == x) break;" |
| 3192 | " b++;" |
| 3193 | " c++;" |
| 3194 | " }" |
| 3195 | " return b;" |
| 3196 | "}"; |
| 3197 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
| 3198 | v8::Handle<v8::Value> result; |
| 3199 | SetBreakPoint(foo, 8); // "var a = 0;" |
| 3200 | |
| 3201 | // Each loop generates 5 steps except for the last (when break is executed) |
| 3202 | // which only generates 4. |
| 3203 | |
| 3204 | // Looping 10 times. |
| 3205 | step_action = StepIn; |
| 3206 | break_point_hit_count = 0; |
| 3207 | v8::Handle<v8::Value> argv_10[argc] = { v8::Number::New(10) }; |
| 3208 | result = foo->Call(env->Global(), argc, argv_10); |
| 3209 | CHECK_EQ(9, result->Int32Value()); |
| 3210 | CHECK_EQ(53, break_point_hit_count); |
| 3211 | |
| 3212 | // Looping 100 times. |
| 3213 | step_action = StepIn; |
| 3214 | break_point_hit_count = 0; |
| 3215 | v8::Handle<v8::Value> argv_100[argc] = { v8::Number::New(100) }; |
| 3216 | result = foo->Call(env->Global(), argc, argv_100); |
| 3217 | CHECK_EQ(99, result->Int32Value()); |
| 3218 | CHECK_EQ(503, break_point_hit_count); |
| 3219 | |
| 3220 | // Get rid of the debug event listener. |
| 3221 | v8::Debug::SetDebugEventListener(NULL); |
| 3222 | CheckDebuggerUnloaded(); |
| 3223 | } |
| 3224 | |
| 3225 | |
| 3226 | TEST(DebugStepForIn) { |
| 3227 | v8::HandleScope scope; |
| 3228 | DebugLocalContext env; |
| 3229 | |
| 3230 | // Register a debug event listener which steps and counts. |
| 3231 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3232 | |
| 3233 | v8::Local<v8::Function> foo; |
| 3234 | const char* src_1 = "function foo() { " |
| 3235 | " var a = [1, 2];" |
| 3236 | " for (x in a) {" |
| 3237 | " b = 0;" |
| 3238 | " }" |
| 3239 | "}"; |
| 3240 | foo = CompileFunction(&env, src_1, "foo"); |
| 3241 | SetBreakPoint(foo, 0); // "var a = ..." |
| 3242 | |
| 3243 | step_action = StepIn; |
| 3244 | break_point_hit_count = 0; |
| 3245 | foo->Call(env->Global(), 0, NULL); |
| 3246 | CHECK_EQ(6, break_point_hit_count); |
| 3247 | |
| 3248 | const char* src_2 = "function foo() { " |
| 3249 | " var a = {a:[1, 2, 3]};" |
| 3250 | " for (x in a.a) {" |
| 3251 | " b = 0;" |
| 3252 | " }" |
| 3253 | "}"; |
| 3254 | foo = CompileFunction(&env, src_2, "foo"); |
| 3255 | SetBreakPoint(foo, 0); // "var a = ..." |
| 3256 | |
| 3257 | step_action = StepIn; |
| 3258 | break_point_hit_count = 0; |
| 3259 | foo->Call(env->Global(), 0, NULL); |
| 3260 | CHECK_EQ(8, break_point_hit_count); |
| 3261 | |
| 3262 | // Get rid of the debug event listener. |
| 3263 | v8::Debug::SetDebugEventListener(NULL); |
| 3264 | CheckDebuggerUnloaded(); |
| 3265 | } |
| 3266 | |
| 3267 | |
| 3268 | TEST(DebugStepWith) { |
| 3269 | v8::HandleScope scope; |
| 3270 | DebugLocalContext env; |
| 3271 | |
| 3272 | // Register a debug event listener which steps and counts. |
| 3273 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3274 | |
| 3275 | // Create a function for testing stepping. |
| 3276 | const char* src = "function foo(x) { " |
| 3277 | " var a = {};" |
| 3278 | " with (a) {}" |
| 3279 | " with (b) {}" |
| 3280 | "}"; |
| 3281 | env->Global()->Set(v8::String::New("b"), v8::Object::New()); |
| 3282 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
| 3283 | v8::Handle<v8::Value> result; |
| 3284 | SetBreakPoint(foo, 8); // "var a = {};" |
| 3285 | |
| 3286 | step_action = StepIn; |
| 3287 | break_point_hit_count = 0; |
| 3288 | foo->Call(env->Global(), 0, NULL); |
| 3289 | CHECK_EQ(4, break_point_hit_count); |
| 3290 | |
| 3291 | // Get rid of the debug event listener. |
| 3292 | v8::Debug::SetDebugEventListener(NULL); |
| 3293 | CheckDebuggerUnloaded(); |
| 3294 | } |
| 3295 | |
| 3296 | |
| 3297 | TEST(DebugConditional) { |
| 3298 | v8::HandleScope scope; |
| 3299 | DebugLocalContext env; |
| 3300 | |
| 3301 | // Register a debug event listener which steps and counts. |
| 3302 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3303 | |
| 3304 | // Create a function for testing stepping. |
| 3305 | const char* src = "function foo(x) { " |
| 3306 | " var a;" |
| 3307 | " a = x ? 1 : 2;" |
| 3308 | " return a;" |
| 3309 | "}"; |
| 3310 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
| 3311 | SetBreakPoint(foo, 0); // "var a;" |
| 3312 | |
| 3313 | step_action = StepIn; |
| 3314 | break_point_hit_count = 0; |
| 3315 | foo->Call(env->Global(), 0, NULL); |
| 3316 | CHECK_EQ(5, break_point_hit_count); |
| 3317 | |
| 3318 | step_action = StepIn; |
| 3319 | break_point_hit_count = 0; |
| 3320 | const int argc = 1; |
| 3321 | v8::Handle<v8::Value> argv_true[argc] = { v8::True() }; |
| 3322 | foo->Call(env->Global(), argc, argv_true); |
| 3323 | CHECK_EQ(5, break_point_hit_count); |
| 3324 | |
| 3325 | // Get rid of the debug event listener. |
| 3326 | v8::Debug::SetDebugEventListener(NULL); |
| 3327 | CheckDebuggerUnloaded(); |
| 3328 | } |
| 3329 | |
| 3330 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3331 | TEST(StepInOutSimple) { |
| 3332 | v8::HandleScope scope; |
| 3333 | DebugLocalContext env; |
| 3334 | |
| 3335 | // Create a function for checking the function when hitting a break point. |
| 3336 | frame_function_name = CompileFunction(&env, |
| 3337 | frame_function_name_source, |
| 3338 | "frame_function_name"); |
| 3339 | |
| 3340 | // Register a debug event listener which steps and counts. |
| 3341 | v8::Debug::SetDebugEventListener(DebugEventStepSequence); |
| 3342 | |
| 3343 | // Create functions for testing stepping. |
| 3344 | const char* src = "function a() {b();c();}; " |
| 3345 | "function b() {c();}; " |
| 3346 | "function c() {}; "; |
| 3347 | v8::Local<v8::Function> a = CompileFunction(&env, src, "a"); |
| 3348 | SetBreakPoint(a, 0); |
| 3349 | |
| 3350 | // Step through invocation of a with step in. |
| 3351 | step_action = StepIn; |
| 3352 | break_point_hit_count = 0; |
| 3353 | expected_step_sequence = "abcbaca"; |
| 3354 | a->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3355 | CHECK_EQ(StrLength(expected_step_sequence), |
| 3356 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3357 | |
| 3358 | // Step through invocation of a with step next. |
| 3359 | step_action = StepNext; |
| 3360 | break_point_hit_count = 0; |
| 3361 | expected_step_sequence = "aaa"; |
| 3362 | a->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3363 | CHECK_EQ(StrLength(expected_step_sequence), |
| 3364 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3365 | |
| 3366 | // Step through invocation of a with step out. |
| 3367 | step_action = StepOut; |
| 3368 | break_point_hit_count = 0; |
| 3369 | expected_step_sequence = "a"; |
| 3370 | a->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3371 | CHECK_EQ(StrLength(expected_step_sequence), |
| 3372 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3373 | |
| 3374 | // Get rid of the debug event listener. |
| 3375 | v8::Debug::SetDebugEventListener(NULL); |
| 3376 | CheckDebuggerUnloaded(); |
| 3377 | } |
| 3378 | |
| 3379 | |
| 3380 | TEST(StepInOutTree) { |
| 3381 | v8::HandleScope scope; |
| 3382 | DebugLocalContext env; |
| 3383 | |
| 3384 | // Create a function for checking the function when hitting a break point. |
| 3385 | frame_function_name = CompileFunction(&env, |
| 3386 | frame_function_name_source, |
| 3387 | "frame_function_name"); |
| 3388 | |
| 3389 | // Register a debug event listener which steps and counts. |
| 3390 | v8::Debug::SetDebugEventListener(DebugEventStepSequence); |
| 3391 | |
| 3392 | // Create functions for testing stepping. |
| 3393 | const char* src = "function a() {b(c(d()),d());c(d());d()}; " |
| 3394 | "function b(x,y) {c();}; " |
| 3395 | "function c(x) {}; " |
| 3396 | "function d() {}; "; |
| 3397 | v8::Local<v8::Function> a = CompileFunction(&env, src, "a"); |
| 3398 | SetBreakPoint(a, 0); |
| 3399 | |
| 3400 | // Step through invocation of a with step in. |
| 3401 | step_action = StepIn; |
| 3402 | break_point_hit_count = 0; |
| 3403 | expected_step_sequence = "adacadabcbadacada"; |
| 3404 | a->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3405 | CHECK_EQ(StrLength(expected_step_sequence), |
| 3406 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3407 | |
| 3408 | // Step through invocation of a with step next. |
| 3409 | step_action = StepNext; |
| 3410 | break_point_hit_count = 0; |
| 3411 | expected_step_sequence = "aaaa"; |
| 3412 | a->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3413 | CHECK_EQ(StrLength(expected_step_sequence), |
| 3414 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3415 | |
| 3416 | // Step through invocation of a with step out. |
| 3417 | step_action = StepOut; |
| 3418 | break_point_hit_count = 0; |
| 3419 | expected_step_sequence = "a"; |
| 3420 | a->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3421 | CHECK_EQ(StrLength(expected_step_sequence), |
| 3422 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3423 | |
| 3424 | // Get rid of the debug event listener. |
| 3425 | v8::Debug::SetDebugEventListener(NULL); |
| 3426 | CheckDebuggerUnloaded(true); |
| 3427 | } |
| 3428 | |
| 3429 | |
| 3430 | TEST(StepInOutBranch) { |
| 3431 | v8::HandleScope scope; |
| 3432 | DebugLocalContext env; |
| 3433 | |
| 3434 | // Create a function for checking the function when hitting a break point. |
| 3435 | frame_function_name = CompileFunction(&env, |
| 3436 | frame_function_name_source, |
| 3437 | "frame_function_name"); |
| 3438 | |
| 3439 | // Register a debug event listener which steps and counts. |
| 3440 | v8::Debug::SetDebugEventListener(DebugEventStepSequence); |
| 3441 | |
| 3442 | // Create functions for testing stepping. |
| 3443 | const char* src = "function a() {b(false);c();}; " |
| 3444 | "function b(x) {if(x){c();};}; " |
| 3445 | "function c() {}; "; |
| 3446 | v8::Local<v8::Function> a = CompileFunction(&env, src, "a"); |
| 3447 | SetBreakPoint(a, 0); |
| 3448 | |
| 3449 | // Step through invocation of a. |
| 3450 | step_action = StepIn; |
| 3451 | break_point_hit_count = 0; |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3452 | expected_step_sequence = "abbaca"; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3453 | a->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3454 | CHECK_EQ(StrLength(expected_step_sequence), |
| 3455 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3456 | |
| 3457 | // Get rid of the debug event listener. |
| 3458 | v8::Debug::SetDebugEventListener(NULL); |
| 3459 | CheckDebuggerUnloaded(); |
| 3460 | } |
| 3461 | |
| 3462 | |
| 3463 | // Test that step in does not step into native functions. |
| 3464 | TEST(DebugStepNatives) { |
| 3465 | v8::HandleScope scope; |
| 3466 | DebugLocalContext env; |
| 3467 | |
| 3468 | // Create a function for testing stepping. |
| 3469 | v8::Local<v8::Function> foo = CompileFunction( |
| 3470 | &env, |
| 3471 | "function foo(){debugger;Math.sin(1);}", |
| 3472 | "foo"); |
| 3473 | |
| 3474 | // Register a debug event listener which steps and counts. |
| 3475 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3476 | |
| 3477 | step_action = StepIn; |
| 3478 | break_point_hit_count = 0; |
| 3479 | foo->Call(env->Global(), 0, NULL); |
| 3480 | |
| 3481 | // With stepping all break locations are hit. |
| 3482 | CHECK_EQ(3, break_point_hit_count); |
| 3483 | |
| 3484 | v8::Debug::SetDebugEventListener(NULL); |
| 3485 | CheckDebuggerUnloaded(); |
| 3486 | |
| 3487 | // Register a debug event listener which just counts. |
| 3488 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount); |
| 3489 | |
| 3490 | break_point_hit_count = 0; |
| 3491 | foo->Call(env->Global(), 0, NULL); |
| 3492 | |
| 3493 | // Without stepping only active break points are hit. |
| 3494 | CHECK_EQ(1, break_point_hit_count); |
| 3495 | |
| 3496 | v8::Debug::SetDebugEventListener(NULL); |
| 3497 | CheckDebuggerUnloaded(); |
| 3498 | } |
| 3499 | |
| 3500 | |
| 3501 | // Test that step in works with function.apply. |
| 3502 | TEST(DebugStepFunctionApply) { |
| 3503 | v8::HandleScope scope; |
| 3504 | DebugLocalContext env; |
| 3505 | |
| 3506 | // Create a function for testing stepping. |
| 3507 | v8::Local<v8::Function> foo = CompileFunction( |
| 3508 | &env, |
| 3509 | "function bar(x, y, z) { if (x == 1) { a = y; b = z; } }" |
| 3510 | "function foo(){ debugger; bar.apply(this, [1,2,3]); }", |
| 3511 | "foo"); |
| 3512 | |
| 3513 | // Register a debug event listener which steps and counts. |
| 3514 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3515 | |
| 3516 | step_action = StepIn; |
| 3517 | break_point_hit_count = 0; |
| 3518 | foo->Call(env->Global(), 0, NULL); |
| 3519 | |
| 3520 | // With stepping all break locations are hit. |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3521 | CHECK_EQ(7, break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3522 | |
| 3523 | v8::Debug::SetDebugEventListener(NULL); |
| 3524 | CheckDebuggerUnloaded(); |
| 3525 | |
| 3526 | // Register a debug event listener which just counts. |
| 3527 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount); |
| 3528 | |
| 3529 | break_point_hit_count = 0; |
| 3530 | foo->Call(env->Global(), 0, NULL); |
| 3531 | |
| 3532 | // Without stepping only the debugger statement is hit. |
| 3533 | CHECK_EQ(1, break_point_hit_count); |
| 3534 | |
| 3535 | v8::Debug::SetDebugEventListener(NULL); |
| 3536 | CheckDebuggerUnloaded(); |
| 3537 | } |
| 3538 | |
| 3539 | |
| 3540 | // Test that step in works with function.call. |
| 3541 | TEST(DebugStepFunctionCall) { |
| 3542 | v8::HandleScope scope; |
| 3543 | DebugLocalContext env; |
| 3544 | |
| 3545 | // Create a function for testing stepping. |
| 3546 | v8::Local<v8::Function> foo = CompileFunction( |
| 3547 | &env, |
| 3548 | "function bar(x, y, z) { if (x == 1) { a = y; b = z; } }" |
| 3549 | "function foo(a){ debugger;" |
| 3550 | " if (a) {" |
| 3551 | " bar.call(this, 1, 2, 3);" |
| 3552 | " } else {" |
| 3553 | " bar.call(this, 0);" |
| 3554 | " }" |
| 3555 | "}", |
| 3556 | "foo"); |
| 3557 | |
| 3558 | // Register a debug event listener which steps and counts. |
| 3559 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 3560 | step_action = StepIn; |
| 3561 | |
| 3562 | // Check stepping where the if condition in bar is false. |
| 3563 | break_point_hit_count = 0; |
| 3564 | foo->Call(env->Global(), 0, NULL); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3565 | CHECK_EQ(6, break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3566 | |
| 3567 | // Check stepping where the if condition in bar is true. |
| 3568 | break_point_hit_count = 0; |
| 3569 | const int argc = 1; |
| 3570 | v8::Handle<v8::Value> argv[argc] = { v8::True() }; |
| 3571 | foo->Call(env->Global(), argc, argv); |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3572 | CHECK_EQ(8, break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3573 | |
| 3574 | v8::Debug::SetDebugEventListener(NULL); |
| 3575 | CheckDebuggerUnloaded(); |
| 3576 | |
| 3577 | // Register a debug event listener which just counts. |
| 3578 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount); |
| 3579 | |
| 3580 | break_point_hit_count = 0; |
| 3581 | foo->Call(env->Global(), 0, NULL); |
| 3582 | |
| 3583 | // Without stepping only the debugger statement is hit. |
| 3584 | CHECK_EQ(1, break_point_hit_count); |
| 3585 | |
| 3586 | v8::Debug::SetDebugEventListener(NULL); |
| 3587 | CheckDebuggerUnloaded(); |
| 3588 | } |
| 3589 | |
| 3590 | |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3591 | // Tests that breakpoint will be hit if it's set in script. |
| 3592 | TEST(PauseInScript) { |
| 3593 | v8::HandleScope scope; |
| 3594 | DebugLocalContext env; |
| 3595 | env.ExposeDebug(); |
| 3596 | |
| 3597 | // Register a debug event listener which counts. |
| 3598 | v8::Debug::SetDebugEventListener(DebugEventCounter); |
| 3599 | |
| 3600 | // Create a script that returns a function. |
| 3601 | const char* src = "(function (evt) {})"; |
| 3602 | const char* script_name = "StepInHandlerTest"; |
| 3603 | |
| 3604 | // Set breakpoint in the script. |
| 3605 | SetScriptBreakPointByNameFromJS(script_name, 0, -1); |
| 3606 | break_point_hit_count = 0; |
| 3607 | |
| 3608 | v8::ScriptOrigin origin(v8::String::New(script_name), v8::Integer::New(0)); |
| 3609 | v8::Handle<v8::Script> script = v8::Script::Compile(v8::String::New(src), |
| 3610 | &origin); |
| 3611 | v8::Local<v8::Value> r = script->Run(); |
| 3612 | |
| 3613 | CHECK(r->IsFunction()); |
| 3614 | CHECK_EQ(1, break_point_hit_count); |
| 3615 | |
| 3616 | // Get rid of the debug event listener. |
| 3617 | v8::Debug::SetDebugEventListener(NULL); |
| 3618 | CheckDebuggerUnloaded(); |
| 3619 | } |
| 3620 | |
| 3621 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3622 | // Test break on exceptions. For each exception break combination the number |
| 3623 | // of debug event exception callbacks and message callbacks are collected. The |
| 3624 | // number of debug event exception callbacks are used to check that the |
| 3625 | // debugger is called correctly and the number of message callbacks is used to |
| 3626 | // check that uncaught exceptions are still returned even if there is a break |
| 3627 | // for them. |
| 3628 | TEST(BreakOnException) { |
| 3629 | v8::HandleScope scope; |
| 3630 | DebugLocalContext env; |
| 3631 | env.ExposeDebug(); |
| 3632 | |
| 3633 | v8::internal::Top::TraceException(false); |
| 3634 | |
| 3635 | // Create functions for testing break on exception. |
| 3636 | v8::Local<v8::Function> throws = |
| 3637 | CompileFunction(&env, "function throws(){throw 1;}", "throws"); |
| 3638 | v8::Local<v8::Function> caught = |
| 3639 | CompileFunction(&env, |
| 3640 | "function caught(){try {throws();} catch(e) {};}", |
| 3641 | "caught"); |
| 3642 | v8::Local<v8::Function> notCaught = |
| 3643 | CompileFunction(&env, "function notCaught(){throws();}", "notCaught"); |
| 3644 | |
| 3645 | v8::V8::AddMessageListener(MessageCallbackCount); |
| 3646 | v8::Debug::SetDebugEventListener(DebugEventCounter); |
| 3647 | |
| 3648 | // Initial state should be break on uncaught exception. |
| 3649 | DebugEventCounterClear(); |
| 3650 | MessageCallbackCountClear(); |
| 3651 | caught->Call(env->Global(), 0, NULL); |
| 3652 | CHECK_EQ(0, exception_hit_count); |
| 3653 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3654 | CHECK_EQ(0, message_callback_count); |
| 3655 | notCaught->Call(env->Global(), 0, NULL); |
| 3656 | CHECK_EQ(1, exception_hit_count); |
| 3657 | CHECK_EQ(1, uncaught_exception_hit_count); |
| 3658 | CHECK_EQ(1, message_callback_count); |
| 3659 | |
| 3660 | // No break on exception |
| 3661 | DebugEventCounterClear(); |
| 3662 | MessageCallbackCountClear(); |
| 3663 | ChangeBreakOnException(false, false); |
| 3664 | caught->Call(env->Global(), 0, NULL); |
| 3665 | CHECK_EQ(0, exception_hit_count); |
| 3666 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3667 | CHECK_EQ(0, message_callback_count); |
| 3668 | notCaught->Call(env->Global(), 0, NULL); |
| 3669 | CHECK_EQ(0, exception_hit_count); |
| 3670 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3671 | CHECK_EQ(1, message_callback_count); |
| 3672 | |
| 3673 | // Break on uncaught exception |
| 3674 | DebugEventCounterClear(); |
| 3675 | MessageCallbackCountClear(); |
| 3676 | ChangeBreakOnException(false, true); |
| 3677 | caught->Call(env->Global(), 0, NULL); |
| 3678 | CHECK_EQ(0, exception_hit_count); |
| 3679 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3680 | CHECK_EQ(0, message_callback_count); |
| 3681 | notCaught->Call(env->Global(), 0, NULL); |
| 3682 | CHECK_EQ(1, exception_hit_count); |
| 3683 | CHECK_EQ(1, uncaught_exception_hit_count); |
| 3684 | CHECK_EQ(1, message_callback_count); |
| 3685 | |
| 3686 | // Break on exception and uncaught exception |
| 3687 | DebugEventCounterClear(); |
| 3688 | MessageCallbackCountClear(); |
| 3689 | ChangeBreakOnException(true, true); |
| 3690 | caught->Call(env->Global(), 0, NULL); |
| 3691 | CHECK_EQ(1, exception_hit_count); |
| 3692 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3693 | CHECK_EQ(0, message_callback_count); |
| 3694 | notCaught->Call(env->Global(), 0, NULL); |
| 3695 | CHECK_EQ(2, exception_hit_count); |
| 3696 | CHECK_EQ(1, uncaught_exception_hit_count); |
| 3697 | CHECK_EQ(1, message_callback_count); |
| 3698 | |
| 3699 | // Break on exception |
| 3700 | DebugEventCounterClear(); |
| 3701 | MessageCallbackCountClear(); |
| 3702 | ChangeBreakOnException(true, false); |
| 3703 | caught->Call(env->Global(), 0, NULL); |
| 3704 | CHECK_EQ(1, exception_hit_count); |
| 3705 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3706 | CHECK_EQ(0, message_callback_count); |
| 3707 | notCaught->Call(env->Global(), 0, NULL); |
| 3708 | CHECK_EQ(2, exception_hit_count); |
| 3709 | CHECK_EQ(1, uncaught_exception_hit_count); |
| 3710 | CHECK_EQ(1, message_callback_count); |
| 3711 | |
| 3712 | // No break on exception using JavaScript |
| 3713 | DebugEventCounterClear(); |
| 3714 | MessageCallbackCountClear(); |
| 3715 | ChangeBreakOnExceptionFromJS(false, false); |
| 3716 | caught->Call(env->Global(), 0, NULL); |
| 3717 | CHECK_EQ(0, exception_hit_count); |
| 3718 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3719 | CHECK_EQ(0, message_callback_count); |
| 3720 | notCaught->Call(env->Global(), 0, NULL); |
| 3721 | CHECK_EQ(0, exception_hit_count); |
| 3722 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3723 | CHECK_EQ(1, message_callback_count); |
| 3724 | |
| 3725 | // Break on uncaught exception using JavaScript |
| 3726 | DebugEventCounterClear(); |
| 3727 | MessageCallbackCountClear(); |
| 3728 | ChangeBreakOnExceptionFromJS(false, true); |
| 3729 | caught->Call(env->Global(), 0, NULL); |
| 3730 | CHECK_EQ(0, exception_hit_count); |
| 3731 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3732 | CHECK_EQ(0, message_callback_count); |
| 3733 | notCaught->Call(env->Global(), 0, NULL); |
| 3734 | CHECK_EQ(1, exception_hit_count); |
| 3735 | CHECK_EQ(1, uncaught_exception_hit_count); |
| 3736 | CHECK_EQ(1, message_callback_count); |
| 3737 | |
| 3738 | // Break on exception and uncaught exception using JavaScript |
| 3739 | DebugEventCounterClear(); |
| 3740 | MessageCallbackCountClear(); |
| 3741 | ChangeBreakOnExceptionFromJS(true, true); |
| 3742 | caught->Call(env->Global(), 0, NULL); |
| 3743 | CHECK_EQ(1, exception_hit_count); |
| 3744 | CHECK_EQ(0, message_callback_count); |
| 3745 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3746 | notCaught->Call(env->Global(), 0, NULL); |
| 3747 | CHECK_EQ(2, exception_hit_count); |
| 3748 | CHECK_EQ(1, uncaught_exception_hit_count); |
| 3749 | CHECK_EQ(1, message_callback_count); |
| 3750 | |
| 3751 | // Break on exception using JavaScript |
| 3752 | DebugEventCounterClear(); |
| 3753 | MessageCallbackCountClear(); |
| 3754 | ChangeBreakOnExceptionFromJS(true, false); |
| 3755 | caught->Call(env->Global(), 0, NULL); |
| 3756 | CHECK_EQ(1, exception_hit_count); |
| 3757 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3758 | CHECK_EQ(0, message_callback_count); |
| 3759 | notCaught->Call(env->Global(), 0, NULL); |
| 3760 | CHECK_EQ(2, exception_hit_count); |
| 3761 | CHECK_EQ(1, uncaught_exception_hit_count); |
| 3762 | CHECK_EQ(1, message_callback_count); |
| 3763 | |
| 3764 | v8::Debug::SetDebugEventListener(NULL); |
| 3765 | CheckDebuggerUnloaded(); |
| 3766 | v8::V8::RemoveMessageListeners(MessageCallbackCount); |
| 3767 | } |
| 3768 | |
| 3769 | |
| 3770 | // Test break on exception from compiler errors. When compiling using |
| 3771 | // v8::Script::Compile there is no JavaScript stack whereas when compiling using |
| 3772 | // eval there are JavaScript frames. |
| 3773 | TEST(BreakOnCompileException) { |
| 3774 | v8::HandleScope scope; |
| 3775 | DebugLocalContext env; |
| 3776 | |
| 3777 | v8::internal::Top::TraceException(false); |
| 3778 | |
| 3779 | // Create a function for checking the function when hitting a break point. |
| 3780 | frame_count = CompileFunction(&env, frame_count_source, "frame_count"); |
| 3781 | |
| 3782 | v8::V8::AddMessageListener(MessageCallbackCount); |
| 3783 | v8::Debug::SetDebugEventListener(DebugEventCounter); |
| 3784 | |
| 3785 | DebugEventCounterClear(); |
| 3786 | MessageCallbackCountClear(); |
| 3787 | |
| 3788 | // Check initial state. |
| 3789 | CHECK_EQ(0, exception_hit_count); |
| 3790 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 3791 | CHECK_EQ(0, message_callback_count); |
| 3792 | CHECK_EQ(-1, last_js_stack_height); |
| 3793 | |
| 3794 | // Throws SyntaxError: Unexpected end of input |
| 3795 | v8::Script::Compile(v8::String::New("+++")); |
| 3796 | CHECK_EQ(1, exception_hit_count); |
| 3797 | CHECK_EQ(1, uncaught_exception_hit_count); |
| 3798 | CHECK_EQ(1, message_callback_count); |
| 3799 | CHECK_EQ(0, last_js_stack_height); // No JavaScript stack. |
| 3800 | |
| 3801 | // Throws SyntaxError: Unexpected identifier |
| 3802 | v8::Script::Compile(v8::String::New("x x")); |
| 3803 | CHECK_EQ(2, exception_hit_count); |
| 3804 | CHECK_EQ(2, uncaught_exception_hit_count); |
| 3805 | CHECK_EQ(2, message_callback_count); |
| 3806 | CHECK_EQ(0, last_js_stack_height); // No JavaScript stack. |
| 3807 | |
| 3808 | // Throws SyntaxError: Unexpected end of input |
| 3809 | v8::Script::Compile(v8::String::New("eval('+++')"))->Run(); |
| 3810 | CHECK_EQ(3, exception_hit_count); |
| 3811 | CHECK_EQ(3, uncaught_exception_hit_count); |
| 3812 | CHECK_EQ(3, message_callback_count); |
| 3813 | CHECK_EQ(1, last_js_stack_height); |
| 3814 | |
| 3815 | // Throws SyntaxError: Unexpected identifier |
| 3816 | v8::Script::Compile(v8::String::New("eval('x x')"))->Run(); |
| 3817 | CHECK_EQ(4, exception_hit_count); |
| 3818 | CHECK_EQ(4, uncaught_exception_hit_count); |
| 3819 | CHECK_EQ(4, message_callback_count); |
| 3820 | CHECK_EQ(1, last_js_stack_height); |
| 3821 | } |
| 3822 | |
| 3823 | |
| 3824 | TEST(StepWithException) { |
| 3825 | v8::HandleScope scope; |
| 3826 | DebugLocalContext env; |
| 3827 | |
| 3828 | // Create a function for checking the function when hitting a break point. |
| 3829 | frame_function_name = CompileFunction(&env, |
| 3830 | frame_function_name_source, |
| 3831 | "frame_function_name"); |
| 3832 | |
| 3833 | // Register a debug event listener which steps and counts. |
| 3834 | v8::Debug::SetDebugEventListener(DebugEventStepSequence); |
| 3835 | |
| 3836 | // Create functions for testing stepping. |
| 3837 | const char* src = "function a() { n(); }; " |
| 3838 | "function b() { c(); }; " |
| 3839 | "function c() { n(); }; " |
| 3840 | "function d() { x = 1; try { e(); } catch(x) { x = 2; } }; " |
| 3841 | "function e() { n(); }; " |
| 3842 | "function f() { x = 1; try { g(); } catch(x) { x = 2; } }; " |
| 3843 | "function g() { h(); }; " |
| 3844 | "function h() { x = 1; throw 1; }; "; |
| 3845 | |
| 3846 | // Step through invocation of a. |
| 3847 | v8::Local<v8::Function> a = CompileFunction(&env, src, "a"); |
| 3848 | SetBreakPoint(a, 0); |
| 3849 | step_action = StepIn; |
| 3850 | break_point_hit_count = 0; |
| 3851 | expected_step_sequence = "aa"; |
| 3852 | a->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3853 | CHECK_EQ(StrLength(expected_step_sequence), |
| 3854 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3855 | |
| 3856 | // Step through invocation of b + c. |
| 3857 | v8::Local<v8::Function> b = CompileFunction(&env, src, "b"); |
| 3858 | SetBreakPoint(b, 0); |
| 3859 | step_action = StepIn; |
| 3860 | break_point_hit_count = 0; |
| 3861 | expected_step_sequence = "bcc"; |
| 3862 | b->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3863 | CHECK_EQ(StrLength(expected_step_sequence), |
| 3864 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3865 | // Step through invocation of d + e. |
| 3866 | v8::Local<v8::Function> d = CompileFunction(&env, src, "d"); |
| 3867 | SetBreakPoint(d, 0); |
| 3868 | ChangeBreakOnException(false, true); |
| 3869 | step_action = StepIn; |
| 3870 | break_point_hit_count = 0; |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3871 | expected_step_sequence = "ddedd"; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3872 | d->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3873 | CHECK_EQ(StrLength(expected_step_sequence), |
| 3874 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3875 | |
| 3876 | // Step through invocation of d + e now with break on caught exceptions. |
| 3877 | ChangeBreakOnException(true, true); |
| 3878 | step_action = StepIn; |
| 3879 | break_point_hit_count = 0; |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3880 | expected_step_sequence = "ddeedd"; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3881 | d->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3882 | CHECK_EQ(StrLength(expected_step_sequence), |
| 3883 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3884 | |
| 3885 | // Step through invocation of f + g + h. |
| 3886 | v8::Local<v8::Function> f = CompileFunction(&env, src, "f"); |
| 3887 | SetBreakPoint(f, 0); |
| 3888 | ChangeBreakOnException(false, true); |
| 3889 | step_action = StepIn; |
| 3890 | break_point_hit_count = 0; |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3891 | expected_step_sequence = "ffghhff"; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3892 | f->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3893 | CHECK_EQ(StrLength(expected_step_sequence), |
| 3894 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3895 | |
| 3896 | // Step through invocation of f + g + h now with break on caught exceptions. |
| 3897 | ChangeBreakOnException(true, true); |
| 3898 | step_action = StepIn; |
| 3899 | break_point_hit_count = 0; |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 3900 | expected_step_sequence = "ffghhhff"; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3901 | f->Call(env->Global(), 0, NULL); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3902 | CHECK_EQ(StrLength(expected_step_sequence), |
| 3903 | break_point_hit_count); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3904 | |
| 3905 | // Get rid of the debug event listener. |
| 3906 | v8::Debug::SetDebugEventListener(NULL); |
| 3907 | CheckDebuggerUnloaded(); |
| 3908 | } |
| 3909 | |
| 3910 | |
| 3911 | TEST(DebugBreak) { |
| 3912 | v8::HandleScope scope; |
| 3913 | DebugLocalContext env; |
| 3914 | |
| 3915 | // This test should be run with option --verify-heap. As --verify-heap is |
| 3916 | // only available in debug mode only check for it in that case. |
| 3917 | #ifdef DEBUG |
| 3918 | CHECK(v8::internal::FLAG_verify_heap); |
| 3919 | #endif |
| 3920 | |
| 3921 | // Register a debug event listener which sets the break flag and counts. |
| 3922 | v8::Debug::SetDebugEventListener(DebugEventBreak); |
| 3923 | |
| 3924 | // Create a function for testing stepping. |
| 3925 | const char* src = "function f0() {}" |
| 3926 | "function f1(x1) {}" |
| 3927 | "function f2(x1,x2) {}" |
| 3928 | "function f3(x1,x2,x3) {}"; |
| 3929 | v8::Local<v8::Function> f0 = CompileFunction(&env, src, "f0"); |
| 3930 | v8::Local<v8::Function> f1 = CompileFunction(&env, src, "f1"); |
| 3931 | v8::Local<v8::Function> f2 = CompileFunction(&env, src, "f2"); |
| 3932 | v8::Local<v8::Function> f3 = CompileFunction(&env, src, "f3"); |
| 3933 | |
| 3934 | // Call the function to make sure it is compiled. |
| 3935 | v8::Handle<v8::Value> argv[] = { v8::Number::New(1), |
| 3936 | v8::Number::New(1), |
| 3937 | v8::Number::New(1), |
| 3938 | v8::Number::New(1) }; |
| 3939 | |
| 3940 | // Call all functions to make sure that they are compiled. |
| 3941 | f0->Call(env->Global(), 0, NULL); |
| 3942 | f1->Call(env->Global(), 0, NULL); |
| 3943 | f2->Call(env->Global(), 0, NULL); |
| 3944 | f3->Call(env->Global(), 0, NULL); |
| 3945 | |
| 3946 | // Set the debug break flag. |
| 3947 | v8::Debug::DebugBreak(); |
| 3948 | |
| 3949 | // Call all functions with different argument count. |
| 3950 | break_point_hit_count = 0; |
| 3951 | for (unsigned int i = 0; i < ARRAY_SIZE(argv); i++) { |
| 3952 | f0->Call(env->Global(), i, argv); |
| 3953 | f1->Call(env->Global(), i, argv); |
| 3954 | f2->Call(env->Global(), i, argv); |
| 3955 | f3->Call(env->Global(), i, argv); |
| 3956 | } |
| 3957 | |
| 3958 | // One break for each function called. |
| 3959 | CHECK_EQ(4 * ARRAY_SIZE(argv), break_point_hit_count); |
| 3960 | |
| 3961 | // Get rid of the debug event listener. |
| 3962 | v8::Debug::SetDebugEventListener(NULL); |
| 3963 | CheckDebuggerUnloaded(); |
| 3964 | } |
| 3965 | |
| 3966 | |
| 3967 | // Test to ensure that JavaScript code keeps running while the debug break |
| 3968 | // through the stack limit flag is set but breaks are disabled. |
| 3969 | TEST(DisableBreak) { |
| 3970 | v8::HandleScope scope; |
| 3971 | DebugLocalContext env; |
| 3972 | |
| 3973 | // Register a debug event listener which sets the break flag and counts. |
| 3974 | v8::Debug::SetDebugEventListener(DebugEventCounter); |
| 3975 | |
| 3976 | // Create a function for testing stepping. |
| 3977 | const char* src = "function f() {g()};function g(){i=0; while(i<10){i++}}"; |
| 3978 | v8::Local<v8::Function> f = CompileFunction(&env, src, "f"); |
| 3979 | |
| 3980 | // Set the debug break flag. |
| 3981 | v8::Debug::DebugBreak(); |
| 3982 | |
| 3983 | // Call all functions with different argument count. |
| 3984 | break_point_hit_count = 0; |
| 3985 | f->Call(env->Global(), 0, NULL); |
| 3986 | CHECK_EQ(1, break_point_hit_count); |
| 3987 | |
| 3988 | { |
| 3989 | v8::Debug::DebugBreak(); |
| 3990 | v8::internal::DisableBreak disable_break(true); |
| 3991 | f->Call(env->Global(), 0, NULL); |
| 3992 | CHECK_EQ(1, break_point_hit_count); |
| 3993 | } |
| 3994 | |
| 3995 | f->Call(env->Global(), 0, NULL); |
| 3996 | CHECK_EQ(2, break_point_hit_count); |
| 3997 | |
| 3998 | // Get rid of the debug event listener. |
| 3999 | v8::Debug::SetDebugEventListener(NULL); |
| 4000 | CheckDebuggerUnloaded(); |
| 4001 | } |
| 4002 | |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 4003 | static const char* kSimpleExtensionSource = |
| 4004 | "(function Foo() {" |
| 4005 | " return 4;" |
| 4006 | "})() "; |
| 4007 | |
| 4008 | // http://crbug.com/28933 |
| 4009 | // Test that debug break is disabled when bootstrapper is active. |
| 4010 | TEST(NoBreakWhenBootstrapping) { |
| 4011 | v8::HandleScope scope; |
| 4012 | |
| 4013 | // Register a debug event listener which sets the break flag and counts. |
| 4014 | v8::Debug::SetDebugEventListener(DebugEventCounter); |
| 4015 | |
| 4016 | // Set the debug break flag. |
| 4017 | v8::Debug::DebugBreak(); |
| 4018 | break_point_hit_count = 0; |
| 4019 | { |
| 4020 | // Create a context with an extension to make sure that some JavaScript |
| 4021 | // code is executed during bootstrapping. |
| 4022 | v8::RegisterExtension(new v8::Extension("simpletest", |
| 4023 | kSimpleExtensionSource)); |
| 4024 | const char* extension_names[] = { "simpletest" }; |
| 4025 | v8::ExtensionConfiguration extensions(1, extension_names); |
| 4026 | v8::Persistent<v8::Context> context = v8::Context::New(&extensions); |
| 4027 | context.Dispose(); |
| 4028 | } |
| 4029 | // Check that no DebugBreak events occured during the context creation. |
| 4030 | CHECK_EQ(0, break_point_hit_count); |
| 4031 | |
| 4032 | // Get rid of the debug event listener. |
| 4033 | v8::Debug::SetDebugEventListener(NULL); |
| 4034 | CheckDebuggerUnloaded(); |
| 4035 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4036 | |
| 4037 | static v8::Handle<v8::Array> NamedEnum(const v8::AccessorInfo&) { |
| 4038 | v8::Handle<v8::Array> result = v8::Array::New(3); |
| 4039 | result->Set(v8::Integer::New(0), v8::String::New("a")); |
| 4040 | result->Set(v8::Integer::New(1), v8::String::New("b")); |
| 4041 | result->Set(v8::Integer::New(2), v8::String::New("c")); |
| 4042 | return result; |
| 4043 | } |
| 4044 | |
| 4045 | |
| 4046 | static v8::Handle<v8::Array> IndexedEnum(const v8::AccessorInfo&) { |
| 4047 | v8::Handle<v8::Array> result = v8::Array::New(2); |
| 4048 | result->Set(v8::Integer::New(0), v8::Number::New(1)); |
| 4049 | result->Set(v8::Integer::New(1), v8::Number::New(10)); |
| 4050 | return result; |
| 4051 | } |
| 4052 | |
| 4053 | |
| 4054 | static v8::Handle<v8::Value> NamedGetter(v8::Local<v8::String> name, |
| 4055 | const v8::AccessorInfo& info) { |
| 4056 | v8::String::AsciiValue n(name); |
| 4057 | if (strcmp(*n, "a") == 0) { |
| 4058 | return v8::String::New("AA"); |
| 4059 | } else if (strcmp(*n, "b") == 0) { |
| 4060 | return v8::String::New("BB"); |
| 4061 | } else if (strcmp(*n, "c") == 0) { |
| 4062 | return v8::String::New("CC"); |
| 4063 | } else { |
| 4064 | return v8::Undefined(); |
| 4065 | } |
| 4066 | |
| 4067 | return name; |
| 4068 | } |
| 4069 | |
| 4070 | |
| 4071 | static v8::Handle<v8::Value> IndexedGetter(uint32_t index, |
| 4072 | const v8::AccessorInfo& info) { |
| 4073 | return v8::Number::New(index + 1); |
| 4074 | } |
| 4075 | |
| 4076 | |
| 4077 | TEST(InterceptorPropertyMirror) { |
| 4078 | // Create a V8 environment with debug access. |
| 4079 | v8::HandleScope scope; |
| 4080 | DebugLocalContext env; |
| 4081 | env.ExposeDebug(); |
| 4082 | |
| 4083 | // Create object with named interceptor. |
| 4084 | v8::Handle<v8::ObjectTemplate> named = v8::ObjectTemplate::New(); |
| 4085 | named->SetNamedPropertyHandler(NamedGetter, NULL, NULL, NULL, NamedEnum); |
| 4086 | env->Global()->Set(v8::String::New("intercepted_named"), |
| 4087 | named->NewInstance()); |
| 4088 | |
| 4089 | // Create object with indexed interceptor. |
| 4090 | v8::Handle<v8::ObjectTemplate> indexed = v8::ObjectTemplate::New(); |
| 4091 | indexed->SetIndexedPropertyHandler(IndexedGetter, |
| 4092 | NULL, |
| 4093 | NULL, |
| 4094 | NULL, |
| 4095 | IndexedEnum); |
| 4096 | env->Global()->Set(v8::String::New("intercepted_indexed"), |
| 4097 | indexed->NewInstance()); |
| 4098 | |
| 4099 | // Create object with both named and indexed interceptor. |
| 4100 | v8::Handle<v8::ObjectTemplate> both = v8::ObjectTemplate::New(); |
| 4101 | both->SetNamedPropertyHandler(NamedGetter, NULL, NULL, NULL, NamedEnum); |
| 4102 | both->SetIndexedPropertyHandler(IndexedGetter, NULL, NULL, NULL, IndexedEnum); |
| 4103 | env->Global()->Set(v8::String::New("intercepted_both"), both->NewInstance()); |
| 4104 | |
| 4105 | // Get mirrors for the three objects with interceptor. |
| 4106 | CompileRun( |
| 4107 | "named_mirror = debug.MakeMirror(intercepted_named);" |
| 4108 | "indexed_mirror = debug.MakeMirror(intercepted_indexed);" |
| 4109 | "both_mirror = debug.MakeMirror(intercepted_both)"); |
| 4110 | CHECK(CompileRun( |
| 4111 | "named_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 4112 | CHECK(CompileRun( |
| 4113 | "indexed_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 4114 | CHECK(CompileRun( |
| 4115 | "both_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 4116 | |
| 4117 | // Get the property names from the interceptors |
| 4118 | CompileRun( |
| 4119 | "named_names = named_mirror.propertyNames();" |
| 4120 | "indexed_names = indexed_mirror.propertyNames();" |
| 4121 | "both_names = both_mirror.propertyNames()"); |
| 4122 | CHECK_EQ(3, CompileRun("named_names.length")->Int32Value()); |
| 4123 | CHECK_EQ(2, CompileRun("indexed_names.length")->Int32Value()); |
| 4124 | CHECK_EQ(5, CompileRun("both_names.length")->Int32Value()); |
| 4125 | |
| 4126 | // Check the expected number of properties. |
| 4127 | const char* source; |
| 4128 | source = "named_mirror.properties().length"; |
| 4129 | CHECK_EQ(3, CompileRun(source)->Int32Value()); |
| 4130 | |
| 4131 | source = "indexed_mirror.properties().length"; |
| 4132 | CHECK_EQ(2, CompileRun(source)->Int32Value()); |
| 4133 | |
| 4134 | source = "both_mirror.properties().length"; |
| 4135 | CHECK_EQ(5, CompileRun(source)->Int32Value()); |
| 4136 | |
| 4137 | // 1 is PropertyKind.Named; |
| 4138 | source = "both_mirror.properties(1).length"; |
| 4139 | CHECK_EQ(3, CompileRun(source)->Int32Value()); |
| 4140 | |
| 4141 | // 2 is PropertyKind.Indexed; |
| 4142 | source = "both_mirror.properties(2).length"; |
| 4143 | CHECK_EQ(2, CompileRun(source)->Int32Value()); |
| 4144 | |
| 4145 | // 3 is PropertyKind.Named | PropertyKind.Indexed; |
| 4146 | source = "both_mirror.properties(3).length"; |
| 4147 | CHECK_EQ(5, CompileRun(source)->Int32Value()); |
| 4148 | |
| 4149 | // Get the interceptor properties for the object with only named interceptor. |
| 4150 | CompileRun("named_values = named_mirror.properties()"); |
| 4151 | |
| 4152 | // Check that the properties are interceptor properties. |
| 4153 | for (int i = 0; i < 3; i++) { |
| 4154 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 4155 | OS::SNPrintF(buffer, |
| 4156 | "named_values[%d] instanceof debug.PropertyMirror", i); |
| 4157 | CHECK(CompileRun(buffer.start())->BooleanValue()); |
| 4158 | |
| 4159 | // 4 is PropertyType.Interceptor |
| 4160 | OS::SNPrintF(buffer, "named_values[%d].propertyType()", i); |
| 4161 | CHECK_EQ(4, CompileRun(buffer.start())->Int32Value()); |
| 4162 | |
| 4163 | OS::SNPrintF(buffer, "named_values[%d].isNative()", i); |
| 4164 | CHECK(CompileRun(buffer.start())->BooleanValue()); |
| 4165 | } |
| 4166 | |
| 4167 | // Get the interceptor properties for the object with only indexed |
| 4168 | // interceptor. |
| 4169 | CompileRun("indexed_values = indexed_mirror.properties()"); |
| 4170 | |
| 4171 | // Check that the properties are interceptor properties. |
| 4172 | for (int i = 0; i < 2; i++) { |
| 4173 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 4174 | OS::SNPrintF(buffer, |
| 4175 | "indexed_values[%d] instanceof debug.PropertyMirror", i); |
| 4176 | CHECK(CompileRun(buffer.start())->BooleanValue()); |
| 4177 | } |
| 4178 | |
| 4179 | // Get the interceptor properties for the object with both types of |
| 4180 | // interceptors. |
| 4181 | CompileRun("both_values = both_mirror.properties()"); |
| 4182 | |
| 4183 | // Check that the properties are interceptor properties. |
| 4184 | for (int i = 0; i < 5; i++) { |
| 4185 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 4186 | OS::SNPrintF(buffer, "both_values[%d] instanceof debug.PropertyMirror", i); |
| 4187 | CHECK(CompileRun(buffer.start())->BooleanValue()); |
| 4188 | } |
| 4189 | |
| 4190 | // Check the property names. |
| 4191 | source = "both_values[0].name() == 'a'"; |
| 4192 | CHECK(CompileRun(source)->BooleanValue()); |
| 4193 | |
| 4194 | source = "both_values[1].name() == 'b'"; |
| 4195 | CHECK(CompileRun(source)->BooleanValue()); |
| 4196 | |
| 4197 | source = "both_values[2].name() == 'c'"; |
| 4198 | CHECK(CompileRun(source)->BooleanValue()); |
| 4199 | |
| 4200 | source = "both_values[3].name() == 1"; |
| 4201 | CHECK(CompileRun(source)->BooleanValue()); |
| 4202 | |
| 4203 | source = "both_values[4].name() == 10"; |
| 4204 | CHECK(CompileRun(source)->BooleanValue()); |
| 4205 | } |
| 4206 | |
| 4207 | |
| 4208 | TEST(HiddenPrototypePropertyMirror) { |
| 4209 | // Create a V8 environment with debug access. |
| 4210 | v8::HandleScope scope; |
| 4211 | DebugLocalContext env; |
| 4212 | env.ExposeDebug(); |
| 4213 | |
| 4214 | v8::Handle<v8::FunctionTemplate> t0 = v8::FunctionTemplate::New(); |
| 4215 | t0->InstanceTemplate()->Set(v8::String::New("x"), v8::Number::New(0)); |
| 4216 | v8::Handle<v8::FunctionTemplate> t1 = v8::FunctionTemplate::New(); |
| 4217 | t1->SetHiddenPrototype(true); |
| 4218 | t1->InstanceTemplate()->Set(v8::String::New("y"), v8::Number::New(1)); |
| 4219 | v8::Handle<v8::FunctionTemplate> t2 = v8::FunctionTemplate::New(); |
| 4220 | t2->SetHiddenPrototype(true); |
| 4221 | t2->InstanceTemplate()->Set(v8::String::New("z"), v8::Number::New(2)); |
| 4222 | v8::Handle<v8::FunctionTemplate> t3 = v8::FunctionTemplate::New(); |
| 4223 | t3->InstanceTemplate()->Set(v8::String::New("u"), v8::Number::New(3)); |
| 4224 | |
| 4225 | // Create object and set them on the global object. |
| 4226 | v8::Handle<v8::Object> o0 = t0->GetFunction()->NewInstance(); |
| 4227 | env->Global()->Set(v8::String::New("o0"), o0); |
| 4228 | v8::Handle<v8::Object> o1 = t1->GetFunction()->NewInstance(); |
| 4229 | env->Global()->Set(v8::String::New("o1"), o1); |
| 4230 | v8::Handle<v8::Object> o2 = t2->GetFunction()->NewInstance(); |
| 4231 | env->Global()->Set(v8::String::New("o2"), o2); |
| 4232 | v8::Handle<v8::Object> o3 = t3->GetFunction()->NewInstance(); |
| 4233 | env->Global()->Set(v8::String::New("o3"), o3); |
| 4234 | |
| 4235 | // Get mirrors for the four objects. |
| 4236 | CompileRun( |
| 4237 | "o0_mirror = debug.MakeMirror(o0);" |
| 4238 | "o1_mirror = debug.MakeMirror(o1);" |
| 4239 | "o2_mirror = debug.MakeMirror(o2);" |
| 4240 | "o3_mirror = debug.MakeMirror(o3)"); |
| 4241 | CHECK(CompileRun("o0_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 4242 | CHECK(CompileRun("o1_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 4243 | CHECK(CompileRun("o2_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 4244 | CHECK(CompileRun("o3_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 4245 | |
| 4246 | // Check that each object has one property. |
| 4247 | CHECK_EQ(1, CompileRun( |
| 4248 | "o0_mirror.propertyNames().length")->Int32Value()); |
| 4249 | CHECK_EQ(1, CompileRun( |
| 4250 | "o1_mirror.propertyNames().length")->Int32Value()); |
| 4251 | CHECK_EQ(1, CompileRun( |
| 4252 | "o2_mirror.propertyNames().length")->Int32Value()); |
| 4253 | CHECK_EQ(1, CompileRun( |
| 4254 | "o3_mirror.propertyNames().length")->Int32Value()); |
| 4255 | |
| 4256 | // Set o1 as prototype for o0. o1 has the hidden prototype flag so all |
| 4257 | // properties on o1 should be seen on o0. |
| 4258 | o0->Set(v8::String::New("__proto__"), o1); |
| 4259 | CHECK_EQ(2, CompileRun( |
| 4260 | "o0_mirror.propertyNames().length")->Int32Value()); |
| 4261 | CHECK_EQ(0, CompileRun( |
| 4262 | "o0_mirror.property('x').value().value()")->Int32Value()); |
| 4263 | CHECK_EQ(1, CompileRun( |
| 4264 | "o0_mirror.property('y').value().value()")->Int32Value()); |
| 4265 | |
| 4266 | // Set o2 as prototype for o0 (it will end up after o1 as o1 has the hidden |
| 4267 | // prototype flag. o2 also has the hidden prototype flag so all properties |
| 4268 | // on o2 should be seen on o0 as well as properties on o1. |
| 4269 | o0->Set(v8::String::New("__proto__"), o2); |
| 4270 | CHECK_EQ(3, CompileRun( |
| 4271 | "o0_mirror.propertyNames().length")->Int32Value()); |
| 4272 | CHECK_EQ(0, CompileRun( |
| 4273 | "o0_mirror.property('x').value().value()")->Int32Value()); |
| 4274 | CHECK_EQ(1, CompileRun( |
| 4275 | "o0_mirror.property('y').value().value()")->Int32Value()); |
| 4276 | CHECK_EQ(2, CompileRun( |
| 4277 | "o0_mirror.property('z').value().value()")->Int32Value()); |
| 4278 | |
| 4279 | // Set o3 as prototype for o0 (it will end up after o1 and o2 as both o1 and |
| 4280 | // o2 has the hidden prototype flag. o3 does not have the hidden prototype |
| 4281 | // flag so properties on o3 should not be seen on o0 whereas the properties |
| 4282 | // from o1 and o2 should still be seen on o0. |
| 4283 | // Final prototype chain: o0 -> o1 -> o2 -> o3 |
| 4284 | // Hidden prototypes: ^^ ^^ |
| 4285 | o0->Set(v8::String::New("__proto__"), o3); |
| 4286 | CHECK_EQ(3, CompileRun( |
| 4287 | "o0_mirror.propertyNames().length")->Int32Value()); |
| 4288 | CHECK_EQ(1, CompileRun( |
| 4289 | "o3_mirror.propertyNames().length")->Int32Value()); |
| 4290 | CHECK_EQ(0, CompileRun( |
| 4291 | "o0_mirror.property('x').value().value()")->Int32Value()); |
| 4292 | CHECK_EQ(1, CompileRun( |
| 4293 | "o0_mirror.property('y').value().value()")->Int32Value()); |
| 4294 | CHECK_EQ(2, CompileRun( |
| 4295 | "o0_mirror.property('z').value().value()")->Int32Value()); |
| 4296 | CHECK(CompileRun("o0_mirror.property('u').isUndefined()")->BooleanValue()); |
| 4297 | |
| 4298 | // The prototype (__proto__) for o0 should be o3 as o1 and o2 are hidden. |
| 4299 | CHECK(CompileRun("o0_mirror.protoObject() == o3_mirror")->BooleanValue()); |
| 4300 | } |
| 4301 | |
| 4302 | |
| 4303 | static v8::Handle<v8::Value> ProtperyXNativeGetter( |
| 4304 | v8::Local<v8::String> property, const v8::AccessorInfo& info) { |
| 4305 | return v8::Integer::New(10); |
| 4306 | } |
| 4307 | |
| 4308 | |
| 4309 | TEST(NativeGetterPropertyMirror) { |
| 4310 | // Create a V8 environment with debug access. |
| 4311 | v8::HandleScope scope; |
| 4312 | DebugLocalContext env; |
| 4313 | env.ExposeDebug(); |
| 4314 | |
| 4315 | v8::Handle<v8::String> name = v8::String::New("x"); |
| 4316 | // Create object with named accessor. |
| 4317 | v8::Handle<v8::ObjectTemplate> named = v8::ObjectTemplate::New(); |
| 4318 | named->SetAccessor(name, &ProtperyXNativeGetter, NULL, |
| 4319 | v8::Handle<v8::Value>(), v8::DEFAULT, v8::None); |
| 4320 | |
| 4321 | // Create object with named property getter. |
| 4322 | env->Global()->Set(v8::String::New("instance"), named->NewInstance()); |
| 4323 | CHECK_EQ(10, CompileRun("instance.x")->Int32Value()); |
| 4324 | |
| 4325 | // Get mirror for the object with property getter. |
| 4326 | CompileRun("instance_mirror = debug.MakeMirror(instance);"); |
| 4327 | CHECK(CompileRun( |
| 4328 | "instance_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 4329 | |
| 4330 | CompileRun("named_names = instance_mirror.propertyNames();"); |
| 4331 | CHECK_EQ(1, CompileRun("named_names.length")->Int32Value()); |
| 4332 | CHECK(CompileRun("named_names[0] == 'x'")->BooleanValue()); |
| 4333 | CHECK(CompileRun( |
| 4334 | "instance_mirror.property('x').value().isNumber()")->BooleanValue()); |
| 4335 | CHECK(CompileRun( |
| 4336 | "instance_mirror.property('x').value().value() == 10")->BooleanValue()); |
| 4337 | } |
| 4338 | |
| 4339 | |
| 4340 | static v8::Handle<v8::Value> ProtperyXNativeGetterThrowingError( |
| 4341 | v8::Local<v8::String> property, const v8::AccessorInfo& info) { |
| 4342 | return CompileRun("throw new Error('Error message');"); |
| 4343 | } |
| 4344 | |
| 4345 | |
| 4346 | TEST(NativeGetterThrowingErrorPropertyMirror) { |
| 4347 | // Create a V8 environment with debug access. |
| 4348 | v8::HandleScope scope; |
| 4349 | DebugLocalContext env; |
| 4350 | env.ExposeDebug(); |
| 4351 | |
| 4352 | v8::Handle<v8::String> name = v8::String::New("x"); |
| 4353 | // Create object with named accessor. |
| 4354 | v8::Handle<v8::ObjectTemplate> named = v8::ObjectTemplate::New(); |
| 4355 | named->SetAccessor(name, &ProtperyXNativeGetterThrowingError, NULL, |
| 4356 | v8::Handle<v8::Value>(), v8::DEFAULT, v8::None); |
| 4357 | |
| 4358 | // Create object with named property getter. |
| 4359 | env->Global()->Set(v8::String::New("instance"), named->NewInstance()); |
| 4360 | |
| 4361 | // Get mirror for the object with property getter. |
| 4362 | CompileRun("instance_mirror = debug.MakeMirror(instance);"); |
| 4363 | CHECK(CompileRun( |
| 4364 | "instance_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 4365 | CompileRun("named_names = instance_mirror.propertyNames();"); |
| 4366 | CHECK_EQ(1, CompileRun("named_names.length")->Int32Value()); |
| 4367 | CHECK(CompileRun("named_names[0] == 'x'")->BooleanValue()); |
| 4368 | CHECK(CompileRun( |
| 4369 | "instance_mirror.property('x').value().isError()")->BooleanValue()); |
| 4370 | |
| 4371 | // Check that the message is that passed to the Error constructor. |
| 4372 | CHECK(CompileRun( |
| 4373 | "instance_mirror.property('x').value().message() == 'Error message'")-> |
| 4374 | BooleanValue()); |
| 4375 | } |
| 4376 | |
| 4377 | |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 4378 | // Test that hidden properties object is not returned as an unnamed property |
| 4379 | // among regular properties. |
| 4380 | // See http://crbug.com/26491 |
| 4381 | TEST(NoHiddenProperties) { |
| 4382 | // Create a V8 environment with debug access. |
| 4383 | v8::HandleScope scope; |
| 4384 | DebugLocalContext env; |
| 4385 | env.ExposeDebug(); |
| 4386 | |
| 4387 | // Create an object in the global scope. |
| 4388 | const char* source = "var obj = {a: 1};"; |
| 4389 | v8::Script::Compile(v8::String::New(source))->Run(); |
| 4390 | v8::Local<v8::Object> obj = v8::Local<v8::Object>::Cast( |
| 4391 | env->Global()->Get(v8::String::New("obj"))); |
| 4392 | // Set a hidden property on the object. |
| 4393 | obj->SetHiddenValue(v8::String::New("v8::test-debug::a"), |
| 4394 | v8::Int32::New(11)); |
| 4395 | |
| 4396 | // Get mirror for the object with property getter. |
| 4397 | CompileRun("var obj_mirror = debug.MakeMirror(obj);"); |
| 4398 | CHECK(CompileRun( |
| 4399 | "obj_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 4400 | CompileRun("var named_names = obj_mirror.propertyNames();"); |
| 4401 | // There should be exactly one property. But there is also an unnamed |
| 4402 | // property whose value is hidden properties dictionary. The latter |
| 4403 | // property should not be in the list of reguar properties. |
| 4404 | CHECK_EQ(1, CompileRun("named_names.length")->Int32Value()); |
| 4405 | CHECK(CompileRun("named_names[0] == 'a'")->BooleanValue()); |
| 4406 | CHECK(CompileRun( |
| 4407 | "obj_mirror.property('a').value().value() == 1")->BooleanValue()); |
| 4408 | |
| 4409 | // Object created by t0 will become hidden prototype of object 'obj'. |
| 4410 | v8::Handle<v8::FunctionTemplate> t0 = v8::FunctionTemplate::New(); |
| 4411 | t0->InstanceTemplate()->Set(v8::String::New("b"), v8::Number::New(2)); |
| 4412 | t0->SetHiddenPrototype(true); |
| 4413 | v8::Handle<v8::FunctionTemplate> t1 = v8::FunctionTemplate::New(); |
| 4414 | t1->InstanceTemplate()->Set(v8::String::New("c"), v8::Number::New(3)); |
| 4415 | |
| 4416 | // Create proto objects, add hidden properties to them and set them on |
| 4417 | // the global object. |
| 4418 | v8::Handle<v8::Object> protoObj = t0->GetFunction()->NewInstance(); |
| 4419 | protoObj->SetHiddenValue(v8::String::New("v8::test-debug::b"), |
| 4420 | v8::Int32::New(12)); |
| 4421 | env->Global()->Set(v8::String::New("protoObj"), protoObj); |
| 4422 | v8::Handle<v8::Object> grandProtoObj = t1->GetFunction()->NewInstance(); |
| 4423 | grandProtoObj->SetHiddenValue(v8::String::New("v8::test-debug::c"), |
| 4424 | v8::Int32::New(13)); |
| 4425 | env->Global()->Set(v8::String::New("grandProtoObj"), grandProtoObj); |
| 4426 | |
| 4427 | // Setting prototypes: obj->protoObj->grandProtoObj |
| 4428 | protoObj->Set(v8::String::New("__proto__"), grandProtoObj); |
| 4429 | obj->Set(v8::String::New("__proto__"), protoObj); |
| 4430 | |
| 4431 | // Get mirror for the object with property getter. |
| 4432 | CompileRun("var obj_mirror = debug.MakeMirror(obj);"); |
| 4433 | CHECK(CompileRun( |
| 4434 | "obj_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 4435 | CompileRun("var named_names = obj_mirror.propertyNames();"); |
| 4436 | // There should be exactly two properties - one from the object itself and |
| 4437 | // another from its hidden prototype. |
| 4438 | CHECK_EQ(2, CompileRun("named_names.length")->Int32Value()); |
| 4439 | CHECK(CompileRun("named_names.sort(); named_names[0] == 'a' &&" |
| 4440 | "named_names[1] == 'b'")->BooleanValue()); |
| 4441 | CHECK(CompileRun( |
| 4442 | "obj_mirror.property('a').value().value() == 1")->BooleanValue()); |
| 4443 | CHECK(CompileRun( |
| 4444 | "obj_mirror.property('b').value().value() == 2")->BooleanValue()); |
| 4445 | } |
| 4446 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4447 | |
| 4448 | // Multithreaded tests of JSON debugger protocol |
| 4449 | |
| 4450 | // Support classes |
| 4451 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4452 | // Provides synchronization between k threads, where k is an input to the |
| 4453 | // constructor. The Wait() call blocks a thread until it is called for the |
| 4454 | // k'th time, then all calls return. Each ThreadBarrier object can only |
| 4455 | // be used once. |
| 4456 | class ThreadBarrier { |
| 4457 | public: |
| 4458 | explicit ThreadBarrier(int num_threads); |
| 4459 | ~ThreadBarrier(); |
| 4460 | void Wait(); |
| 4461 | private: |
| 4462 | int num_threads_; |
| 4463 | int num_blocked_; |
| 4464 | v8::internal::Mutex* lock_; |
| 4465 | v8::internal::Semaphore* sem_; |
| 4466 | bool invalid_; |
| 4467 | }; |
| 4468 | |
| 4469 | ThreadBarrier::ThreadBarrier(int num_threads) |
| 4470 | : num_threads_(num_threads), num_blocked_(0) { |
| 4471 | lock_ = OS::CreateMutex(); |
| 4472 | sem_ = OS::CreateSemaphore(0); |
| 4473 | invalid_ = false; // A barrier may only be used once. Then it is invalid. |
| 4474 | } |
| 4475 | |
| 4476 | // Do not call, due to race condition with Wait(). |
| 4477 | // Could be resolved with Pthread condition variables. |
| 4478 | ThreadBarrier::~ThreadBarrier() { |
| 4479 | lock_->Lock(); |
| 4480 | delete lock_; |
| 4481 | delete sem_; |
| 4482 | } |
| 4483 | |
| 4484 | void ThreadBarrier::Wait() { |
| 4485 | lock_->Lock(); |
| 4486 | CHECK(!invalid_); |
| 4487 | if (num_blocked_ == num_threads_ - 1) { |
| 4488 | // Signal and unblock all waiting threads. |
| 4489 | for (int i = 0; i < num_threads_ - 1; ++i) { |
| 4490 | sem_->Signal(); |
| 4491 | } |
| 4492 | invalid_ = true; |
| 4493 | printf("BARRIER\n\n"); |
| 4494 | fflush(stdout); |
| 4495 | lock_->Unlock(); |
| 4496 | } else { // Wait for the semaphore. |
| 4497 | ++num_blocked_; |
| 4498 | lock_->Unlock(); // Potential race condition with destructor because |
| 4499 | sem_->Wait(); // these two lines are not atomic. |
| 4500 | } |
| 4501 | } |
| 4502 | |
| 4503 | // A set containing enough barriers and semaphores for any of the tests. |
| 4504 | class Barriers { |
| 4505 | public: |
| 4506 | Barriers(); |
| 4507 | void Initialize(); |
| 4508 | ThreadBarrier barrier_1; |
| 4509 | ThreadBarrier barrier_2; |
| 4510 | ThreadBarrier barrier_3; |
| 4511 | ThreadBarrier barrier_4; |
| 4512 | ThreadBarrier barrier_5; |
| 4513 | v8::internal::Semaphore* semaphore_1; |
| 4514 | v8::internal::Semaphore* semaphore_2; |
| 4515 | }; |
| 4516 | |
| 4517 | Barriers::Barriers() : barrier_1(2), barrier_2(2), |
| 4518 | barrier_3(2), barrier_4(2), barrier_5(2) {} |
| 4519 | |
| 4520 | void Barriers::Initialize() { |
| 4521 | semaphore_1 = OS::CreateSemaphore(0); |
| 4522 | semaphore_2 = OS::CreateSemaphore(0); |
| 4523 | } |
| 4524 | |
| 4525 | |
| 4526 | // We match parts of the message to decide if it is a break message. |
| 4527 | bool IsBreakEventMessage(char *message) { |
| 4528 | const char* type_event = "\"type\":\"event\""; |
| 4529 | const char* event_break = "\"event\":\"break\""; |
| 4530 | // Does the message contain both type:event and event:break? |
| 4531 | return strstr(message, type_event) != NULL && |
| 4532 | strstr(message, event_break) != NULL; |
| 4533 | } |
| 4534 | |
| 4535 | |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 4536 | // We match parts of the message to decide if it is a exception message. |
| 4537 | bool IsExceptionEventMessage(char *message) { |
| 4538 | const char* type_event = "\"type\":\"event\""; |
| 4539 | const char* event_exception = "\"event\":\"exception\""; |
| 4540 | // Does the message contain both type:event and event:exception? |
| 4541 | return strstr(message, type_event) != NULL && |
| 4542 | strstr(message, event_exception) != NULL; |
| 4543 | } |
| 4544 | |
| 4545 | |
| 4546 | // We match the message wether it is an evaluate response message. |
| 4547 | bool IsEvaluateResponseMessage(char* message) { |
| 4548 | const char* type_response = "\"type\":\"response\""; |
| 4549 | const char* command_evaluate = "\"command\":\"evaluate\""; |
| 4550 | // Does the message contain both type:response and command:evaluate? |
| 4551 | return strstr(message, type_response) != NULL && |
| 4552 | strstr(message, command_evaluate) != NULL; |
| 4553 | } |
| 4554 | |
| 4555 | |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 4556 | static int StringToInt(const char* s) { |
| 4557 | return atoi(s); // NOLINT |
| 4558 | } |
| 4559 | |
| 4560 | |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 4561 | // We match parts of the message to get evaluate result int value. |
| 4562 | int GetEvaluateIntResult(char *message) { |
| 4563 | const char* value = "\"value\":"; |
| 4564 | char* pos = strstr(message, value); |
| 4565 | if (pos == NULL) { |
| 4566 | return -1; |
| 4567 | } |
| 4568 | int res = -1; |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 4569 | res = StringToInt(pos + strlen(value)); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 4570 | return res; |
| 4571 | } |
| 4572 | |
| 4573 | |
| 4574 | // We match parts of the message to get hit breakpoint id. |
| 4575 | int GetBreakpointIdFromBreakEventMessage(char *message) { |
| 4576 | const char* breakpoints = "\"breakpoints\":["; |
| 4577 | char* pos = strstr(message, breakpoints); |
| 4578 | if (pos == NULL) { |
| 4579 | return -1; |
| 4580 | } |
| 4581 | int res = -1; |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 4582 | res = StringToInt(pos + strlen(breakpoints)); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 4583 | return res; |
| 4584 | } |
| 4585 | |
| 4586 | |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 4587 | // We match parts of the message to get total frames number. |
| 4588 | int GetTotalFramesInt(char *message) { |
| 4589 | const char* prefix = "\"totalFrames\":"; |
| 4590 | char* pos = strstr(message, prefix); |
| 4591 | if (pos == NULL) { |
| 4592 | return -1; |
| 4593 | } |
| 4594 | pos += strlen(prefix); |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 4595 | int res = StringToInt(pos); |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 4596 | return res; |
| 4597 | } |
| 4598 | |
| 4599 | |
Iain Merrick | 9ac36c9 | 2010-09-13 15:29:50 +0100 | [diff] [blame] | 4600 | // We match parts of the message to get source line. |
| 4601 | int GetSourceLineFromBreakEventMessage(char *message) { |
| 4602 | const char* source_line = "\"sourceLine\":"; |
| 4603 | char* pos = strstr(message, source_line); |
| 4604 | if (pos == NULL) { |
| 4605 | return -1; |
| 4606 | } |
| 4607 | int res = -1; |
| 4608 | res = StringToInt(pos + strlen(source_line)); |
| 4609 | return res; |
| 4610 | } |
| 4611 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4612 | /* Test MessageQueues */ |
| 4613 | /* Tests the message queues that hold debugger commands and |
| 4614 | * response messages to the debugger. Fills queues and makes |
| 4615 | * them grow. |
| 4616 | */ |
| 4617 | Barriers message_queue_barriers; |
| 4618 | |
| 4619 | // This is the debugger thread, that executes no v8 calls except |
| 4620 | // placing JSON debugger commands in the queue. |
| 4621 | class MessageQueueDebuggerThread : public v8::internal::Thread { |
| 4622 | public: |
| 4623 | void Run(); |
| 4624 | }; |
| 4625 | |
| 4626 | static void MessageHandler(const uint16_t* message, int length, |
| 4627 | v8::Debug::ClientData* client_data) { |
| 4628 | static char print_buffer[1000]; |
| 4629 | Utf16ToAscii(message, length, print_buffer); |
| 4630 | if (IsBreakEventMessage(print_buffer)) { |
| 4631 | // Lets test script wait until break occurs to send commands. |
| 4632 | // Signals when a break is reported. |
| 4633 | message_queue_barriers.semaphore_2->Signal(); |
| 4634 | } |
| 4635 | |
| 4636 | // Allow message handler to block on a semaphore, to test queueing of |
| 4637 | // messages while blocked. |
| 4638 | message_queue_barriers.semaphore_1->Wait(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4639 | } |
| 4640 | |
| 4641 | void MessageQueueDebuggerThread::Run() { |
| 4642 | const int kBufferSize = 1000; |
| 4643 | uint16_t buffer_1[kBufferSize]; |
| 4644 | uint16_t buffer_2[kBufferSize]; |
| 4645 | const char* command_1 = |
| 4646 | "{\"seq\":117," |
| 4647 | "\"type\":\"request\"," |
| 4648 | "\"command\":\"evaluate\"," |
| 4649 | "\"arguments\":{\"expression\":\"1+2\"}}"; |
| 4650 | const char* command_2 = |
| 4651 | "{\"seq\":118," |
| 4652 | "\"type\":\"request\"," |
| 4653 | "\"command\":\"evaluate\"," |
| 4654 | "\"arguments\":{\"expression\":\"1+a\"}}"; |
| 4655 | const char* command_3 = |
| 4656 | "{\"seq\":119," |
| 4657 | "\"type\":\"request\"," |
| 4658 | "\"command\":\"evaluate\"," |
| 4659 | "\"arguments\":{\"expression\":\"c.d * b\"}}"; |
| 4660 | const char* command_continue = |
| 4661 | "{\"seq\":106," |
| 4662 | "\"type\":\"request\"," |
| 4663 | "\"command\":\"continue\"}"; |
| 4664 | const char* command_single_step = |
| 4665 | "{\"seq\":107," |
| 4666 | "\"type\":\"request\"," |
| 4667 | "\"command\":\"continue\"," |
| 4668 | "\"arguments\":{\"stepaction\":\"next\"}}"; |
| 4669 | |
| 4670 | /* Interleaved sequence of actions by the two threads:*/ |
| 4671 | // Main thread compiles and runs source_1 |
| 4672 | message_queue_barriers.semaphore_1->Signal(); |
| 4673 | message_queue_barriers.barrier_1.Wait(); |
| 4674 | // Post 6 commands, filling the command queue and making it expand. |
| 4675 | // These calls return immediately, but the commands stay on the queue |
| 4676 | // until the execution of source_2. |
| 4677 | // Note: AsciiToUtf16 executes before SendCommand, so command is copied |
| 4678 | // to buffer before buffer is sent to SendCommand. |
| 4679 | v8::Debug::SendCommand(buffer_1, AsciiToUtf16(command_1, buffer_1)); |
| 4680 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_2, buffer_2)); |
| 4681 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_3, buffer_2)); |
| 4682 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_3, buffer_2)); |
| 4683 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_3, buffer_2)); |
| 4684 | message_queue_barriers.barrier_2.Wait(); |
| 4685 | // Main thread compiles and runs source_2. |
| 4686 | // Queued commands are executed at the start of compilation of source_2( |
| 4687 | // beforeCompile event). |
| 4688 | // Free the message handler to process all the messages from the queue. 7 |
| 4689 | // messages are expected: 2 afterCompile events and 5 responses. |
| 4690 | // All the commands added so far will fail to execute as long as call stack |
| 4691 | // is empty on beforeCompile event. |
| 4692 | for (int i = 0; i < 6 ; ++i) { |
| 4693 | message_queue_barriers.semaphore_1->Signal(); |
| 4694 | } |
| 4695 | message_queue_barriers.barrier_3.Wait(); |
| 4696 | // Main thread compiles and runs source_3. |
| 4697 | // Don't stop in the afterCompile handler. |
| 4698 | message_queue_barriers.semaphore_1->Signal(); |
| 4699 | // source_3 includes a debugger statement, which causes a break event. |
| 4700 | // Wait on break event from hitting "debugger" statement |
| 4701 | message_queue_barriers.semaphore_2->Wait(); |
| 4702 | // These should execute after the "debugger" statement in source_2 |
| 4703 | v8::Debug::SendCommand(buffer_1, AsciiToUtf16(command_1, buffer_1)); |
| 4704 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_2, buffer_2)); |
| 4705 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_3, buffer_2)); |
| 4706 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_single_step, buffer_2)); |
| 4707 | // Run after 2 break events, 4 responses. |
| 4708 | for (int i = 0; i < 6 ; ++i) { |
| 4709 | message_queue_barriers.semaphore_1->Signal(); |
| 4710 | } |
| 4711 | // Wait on break event after a single step executes. |
| 4712 | message_queue_barriers.semaphore_2->Wait(); |
| 4713 | v8::Debug::SendCommand(buffer_1, AsciiToUtf16(command_2, buffer_1)); |
| 4714 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_continue, buffer_2)); |
| 4715 | // Run after 2 responses. |
| 4716 | for (int i = 0; i < 2 ; ++i) { |
| 4717 | message_queue_barriers.semaphore_1->Signal(); |
| 4718 | } |
| 4719 | // Main thread continues running source_3 to end, waits for this thread. |
| 4720 | } |
| 4721 | |
| 4722 | MessageQueueDebuggerThread message_queue_debugger_thread; |
| 4723 | |
| 4724 | // This thread runs the v8 engine. |
| 4725 | TEST(MessageQueues) { |
| 4726 | // Create a V8 environment |
| 4727 | v8::HandleScope scope; |
| 4728 | DebugLocalContext env; |
| 4729 | message_queue_barriers.Initialize(); |
| 4730 | v8::Debug::SetMessageHandler(MessageHandler); |
| 4731 | message_queue_debugger_thread.Start(); |
| 4732 | |
| 4733 | const char* source_1 = "a = 3; b = 4; c = new Object(); c.d = 5;"; |
| 4734 | const char* source_2 = "e = 17;"; |
| 4735 | const char* source_3 = "a = 4; debugger; a = 5; a = 6; a = 7;"; |
| 4736 | |
| 4737 | // See MessageQueueDebuggerThread::Run for interleaved sequence of |
| 4738 | // API calls and events in the two threads. |
| 4739 | CompileRun(source_1); |
| 4740 | message_queue_barriers.barrier_1.Wait(); |
| 4741 | message_queue_barriers.barrier_2.Wait(); |
| 4742 | CompileRun(source_2); |
| 4743 | message_queue_barriers.barrier_3.Wait(); |
| 4744 | CompileRun(source_3); |
| 4745 | message_queue_debugger_thread.Join(); |
| 4746 | fflush(stdout); |
| 4747 | } |
| 4748 | |
| 4749 | |
| 4750 | class TestClientData : public v8::Debug::ClientData { |
| 4751 | public: |
| 4752 | TestClientData() { |
| 4753 | constructor_call_counter++; |
| 4754 | } |
| 4755 | virtual ~TestClientData() { |
| 4756 | destructor_call_counter++; |
| 4757 | } |
| 4758 | |
| 4759 | static void ResetCounters() { |
| 4760 | constructor_call_counter = 0; |
| 4761 | destructor_call_counter = 0; |
| 4762 | } |
| 4763 | |
| 4764 | static int constructor_call_counter; |
| 4765 | static int destructor_call_counter; |
| 4766 | }; |
| 4767 | |
| 4768 | int TestClientData::constructor_call_counter = 0; |
| 4769 | int TestClientData::destructor_call_counter = 0; |
| 4770 | |
| 4771 | |
| 4772 | // Tests that MessageQueue doesn't destroy client data when expands and |
| 4773 | // does destroy when it dies. |
| 4774 | TEST(MessageQueueExpandAndDestroy) { |
| 4775 | TestClientData::ResetCounters(); |
| 4776 | { // Create a scope for the queue. |
| 4777 | CommandMessageQueue queue(1); |
| 4778 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 4779 | new TestClientData())); |
| 4780 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 4781 | new TestClientData())); |
| 4782 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 4783 | new TestClientData())); |
| 4784 | CHECK_EQ(0, TestClientData::destructor_call_counter); |
| 4785 | queue.Get().Dispose(); |
| 4786 | CHECK_EQ(1, TestClientData::destructor_call_counter); |
| 4787 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 4788 | new TestClientData())); |
| 4789 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 4790 | new TestClientData())); |
| 4791 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 4792 | new TestClientData())); |
| 4793 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 4794 | new TestClientData())); |
| 4795 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 4796 | new TestClientData())); |
| 4797 | CHECK_EQ(1, TestClientData::destructor_call_counter); |
| 4798 | queue.Get().Dispose(); |
| 4799 | CHECK_EQ(2, TestClientData::destructor_call_counter); |
| 4800 | } |
| 4801 | // All the client data should be destroyed when the queue is destroyed. |
| 4802 | CHECK_EQ(TestClientData::destructor_call_counter, |
| 4803 | TestClientData::destructor_call_counter); |
| 4804 | } |
| 4805 | |
| 4806 | |
| 4807 | static int handled_client_data_instances_count = 0; |
| 4808 | static void MessageHandlerCountingClientData( |
| 4809 | const v8::Debug::Message& message) { |
| 4810 | if (message.GetClientData() != NULL) { |
| 4811 | handled_client_data_instances_count++; |
| 4812 | } |
| 4813 | } |
| 4814 | |
| 4815 | |
| 4816 | // Tests that all client data passed to the debugger are sent to the handler. |
| 4817 | TEST(SendClientDataToHandler) { |
| 4818 | // Create a V8 environment |
| 4819 | v8::HandleScope scope; |
| 4820 | DebugLocalContext env; |
| 4821 | TestClientData::ResetCounters(); |
| 4822 | handled_client_data_instances_count = 0; |
| 4823 | v8::Debug::SetMessageHandler2(MessageHandlerCountingClientData); |
| 4824 | const char* source_1 = "a = 3; b = 4; c = new Object(); c.d = 5;"; |
| 4825 | const int kBufferSize = 1000; |
| 4826 | uint16_t buffer[kBufferSize]; |
| 4827 | const char* command_1 = |
| 4828 | "{\"seq\":117," |
| 4829 | "\"type\":\"request\"," |
| 4830 | "\"command\":\"evaluate\"," |
| 4831 | "\"arguments\":{\"expression\":\"1+2\"}}"; |
| 4832 | const char* command_2 = |
| 4833 | "{\"seq\":118," |
| 4834 | "\"type\":\"request\"," |
| 4835 | "\"command\":\"evaluate\"," |
| 4836 | "\"arguments\":{\"expression\":\"1+a\"}}"; |
| 4837 | const char* command_continue = |
| 4838 | "{\"seq\":106," |
| 4839 | "\"type\":\"request\"," |
| 4840 | "\"command\":\"continue\"}"; |
| 4841 | |
| 4842 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_1, buffer), |
| 4843 | new TestClientData()); |
| 4844 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_2, buffer), NULL); |
| 4845 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_2, buffer), |
| 4846 | new TestClientData()); |
| 4847 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_2, buffer), |
| 4848 | new TestClientData()); |
| 4849 | // All the messages will be processed on beforeCompile event. |
| 4850 | CompileRun(source_1); |
| 4851 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_continue, buffer)); |
| 4852 | CHECK_EQ(3, TestClientData::constructor_call_counter); |
| 4853 | CHECK_EQ(TestClientData::constructor_call_counter, |
| 4854 | handled_client_data_instances_count); |
| 4855 | CHECK_EQ(TestClientData::constructor_call_counter, |
| 4856 | TestClientData::destructor_call_counter); |
| 4857 | } |
| 4858 | |
| 4859 | |
| 4860 | /* Test ThreadedDebugging */ |
| 4861 | /* This test interrupts a running infinite loop that is |
| 4862 | * occupying the v8 thread by a break command from the |
| 4863 | * debugger thread. It then changes the value of a |
| 4864 | * global object, to make the loop terminate. |
| 4865 | */ |
| 4866 | |
| 4867 | Barriers threaded_debugging_barriers; |
| 4868 | |
| 4869 | class V8Thread : public v8::internal::Thread { |
| 4870 | public: |
| 4871 | void Run(); |
| 4872 | }; |
| 4873 | |
| 4874 | class DebuggerThread : public v8::internal::Thread { |
| 4875 | public: |
| 4876 | void Run(); |
| 4877 | }; |
| 4878 | |
| 4879 | |
| 4880 | static v8::Handle<v8::Value> ThreadedAtBarrier1(const v8::Arguments& args) { |
| 4881 | threaded_debugging_barriers.barrier_1.Wait(); |
| 4882 | return v8::Undefined(); |
| 4883 | } |
| 4884 | |
| 4885 | |
| 4886 | static void ThreadedMessageHandler(const v8::Debug::Message& message) { |
| 4887 | static char print_buffer[1000]; |
| 4888 | v8::String::Value json(message.GetJSON()); |
| 4889 | Utf16ToAscii(*json, json.length(), print_buffer); |
| 4890 | if (IsBreakEventMessage(print_buffer)) { |
Iain Merrick | 9ac36c9 | 2010-09-13 15:29:50 +0100 | [diff] [blame] | 4891 | // Check that we are inside the while loop. |
| 4892 | int source_line = GetSourceLineFromBreakEventMessage(print_buffer); |
| 4893 | CHECK(8 <= source_line && source_line <= 13); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4894 | threaded_debugging_barriers.barrier_2.Wait(); |
| 4895 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4896 | } |
| 4897 | |
| 4898 | |
| 4899 | void V8Thread::Run() { |
| 4900 | const char* source = |
| 4901 | "flag = true;\n" |
| 4902 | "function bar( new_value ) {\n" |
| 4903 | " flag = new_value;\n" |
| 4904 | " return \"Return from bar(\" + new_value + \")\";\n" |
| 4905 | "}\n" |
| 4906 | "\n" |
| 4907 | "function foo() {\n" |
| 4908 | " var x = 1;\n" |
| 4909 | " while ( flag == true ) {\n" |
| 4910 | " if ( x == 1 ) {\n" |
| 4911 | " ThreadedAtBarrier1();\n" |
| 4912 | " }\n" |
| 4913 | " x = x + 1;\n" |
| 4914 | " }\n" |
| 4915 | "}\n" |
| 4916 | "\n" |
| 4917 | "foo();\n"; |
| 4918 | |
| 4919 | v8::HandleScope scope; |
| 4920 | DebugLocalContext env; |
| 4921 | v8::Debug::SetMessageHandler2(&ThreadedMessageHandler); |
| 4922 | v8::Handle<v8::ObjectTemplate> global_template = v8::ObjectTemplate::New(); |
| 4923 | global_template->Set(v8::String::New("ThreadedAtBarrier1"), |
| 4924 | v8::FunctionTemplate::New(ThreadedAtBarrier1)); |
| 4925 | v8::Handle<v8::Context> context = v8::Context::New(NULL, global_template); |
| 4926 | v8::Context::Scope context_scope(context); |
| 4927 | |
| 4928 | CompileRun(source); |
| 4929 | } |
| 4930 | |
| 4931 | void DebuggerThread::Run() { |
| 4932 | const int kBufSize = 1000; |
| 4933 | uint16_t buffer[kBufSize]; |
| 4934 | |
| 4935 | const char* command_1 = "{\"seq\":102," |
| 4936 | "\"type\":\"request\"," |
| 4937 | "\"command\":\"evaluate\"," |
| 4938 | "\"arguments\":{\"expression\":\"bar(false)\"}}"; |
| 4939 | const char* command_2 = "{\"seq\":103," |
| 4940 | "\"type\":\"request\"," |
| 4941 | "\"command\":\"continue\"}"; |
| 4942 | |
| 4943 | threaded_debugging_barriers.barrier_1.Wait(); |
| 4944 | v8::Debug::DebugBreak(); |
| 4945 | threaded_debugging_barriers.barrier_2.Wait(); |
| 4946 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_1, buffer)); |
| 4947 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_2, buffer)); |
| 4948 | } |
| 4949 | |
| 4950 | DebuggerThread debugger_thread; |
| 4951 | V8Thread v8_thread; |
| 4952 | |
| 4953 | TEST(ThreadedDebugging) { |
| 4954 | // Create a V8 environment |
| 4955 | threaded_debugging_barriers.Initialize(); |
| 4956 | |
| 4957 | v8_thread.Start(); |
| 4958 | debugger_thread.Start(); |
| 4959 | |
| 4960 | v8_thread.Join(); |
| 4961 | debugger_thread.Join(); |
| 4962 | } |
| 4963 | |
| 4964 | /* Test RecursiveBreakpoints */ |
| 4965 | /* In this test, the debugger evaluates a function with a breakpoint, after |
| 4966 | * hitting a breakpoint in another function. We do this with both values |
| 4967 | * of the flag enabling recursive breakpoints, and verify that the second |
| 4968 | * breakpoint is hit when enabled, and missed when disabled. |
| 4969 | */ |
| 4970 | |
| 4971 | class BreakpointsV8Thread : public v8::internal::Thread { |
| 4972 | public: |
| 4973 | void Run(); |
| 4974 | }; |
| 4975 | |
| 4976 | class BreakpointsDebuggerThread : public v8::internal::Thread { |
| 4977 | public: |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 4978 | explicit BreakpointsDebuggerThread(bool global_evaluate) |
| 4979 | : global_evaluate_(global_evaluate) {} |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4980 | void Run(); |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 4981 | |
| 4982 | private: |
| 4983 | bool global_evaluate_; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4984 | }; |
| 4985 | |
| 4986 | |
| 4987 | Barriers* breakpoints_barriers; |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 4988 | int break_event_breakpoint_id; |
| 4989 | int evaluate_int_result; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4990 | |
| 4991 | static void BreakpointsMessageHandler(const v8::Debug::Message& message) { |
| 4992 | static char print_buffer[1000]; |
| 4993 | v8::String::Value json(message.GetJSON()); |
| 4994 | Utf16ToAscii(*json, json.length(), print_buffer); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4995 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4996 | if (IsBreakEventMessage(print_buffer)) { |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 4997 | break_event_breakpoint_id = |
| 4998 | GetBreakpointIdFromBreakEventMessage(print_buffer); |
| 4999 | breakpoints_barriers->semaphore_1->Signal(); |
| 5000 | } else if (IsEvaluateResponseMessage(print_buffer)) { |
| 5001 | evaluate_int_result = GetEvaluateIntResult(print_buffer); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5002 | breakpoints_barriers->semaphore_1->Signal(); |
| 5003 | } |
| 5004 | } |
| 5005 | |
| 5006 | |
| 5007 | void BreakpointsV8Thread::Run() { |
| 5008 | const char* source_1 = "var y_global = 3;\n" |
| 5009 | "function cat( new_value ) {\n" |
| 5010 | " var x = new_value;\n" |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5011 | " y_global = y_global + 4;\n" |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5012 | " x = 3 * x + 1;\n" |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5013 | " y_global = y_global + 5;\n" |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5014 | " return x;\n" |
| 5015 | "}\n" |
| 5016 | "\n" |
| 5017 | "function dog() {\n" |
| 5018 | " var x = 1;\n" |
| 5019 | " x = y_global;" |
| 5020 | " var z = 3;" |
| 5021 | " x += 100;\n" |
| 5022 | " return x;\n" |
| 5023 | "}\n" |
| 5024 | "\n"; |
| 5025 | const char* source_2 = "cat(17);\n" |
| 5026 | "cat(19);\n"; |
| 5027 | |
| 5028 | v8::HandleScope scope; |
| 5029 | DebugLocalContext env; |
| 5030 | v8::Debug::SetMessageHandler2(&BreakpointsMessageHandler); |
| 5031 | |
| 5032 | CompileRun(source_1); |
| 5033 | breakpoints_barriers->barrier_1.Wait(); |
| 5034 | breakpoints_barriers->barrier_2.Wait(); |
| 5035 | CompileRun(source_2); |
| 5036 | } |
| 5037 | |
| 5038 | |
| 5039 | void BreakpointsDebuggerThread::Run() { |
| 5040 | const int kBufSize = 1000; |
| 5041 | uint16_t buffer[kBufSize]; |
| 5042 | |
| 5043 | const char* command_1 = "{\"seq\":101," |
| 5044 | "\"type\":\"request\"," |
| 5045 | "\"command\":\"setbreakpoint\"," |
| 5046 | "\"arguments\":{\"type\":\"function\",\"target\":\"cat\",\"line\":3}}"; |
| 5047 | const char* command_2 = "{\"seq\":102," |
| 5048 | "\"type\":\"request\"," |
| 5049 | "\"command\":\"setbreakpoint\"," |
| 5050 | "\"arguments\":{\"type\":\"function\",\"target\":\"dog\",\"line\":3}}"; |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 5051 | const char* command_3; |
| 5052 | if (this->global_evaluate_) { |
| 5053 | command_3 = "{\"seq\":103," |
| 5054 | "\"type\":\"request\"," |
| 5055 | "\"command\":\"evaluate\"," |
| 5056 | "\"arguments\":{\"expression\":\"dog()\",\"disable_break\":false," |
| 5057 | "\"global\":true}}"; |
| 5058 | } else { |
| 5059 | command_3 = "{\"seq\":103," |
| 5060 | "\"type\":\"request\"," |
| 5061 | "\"command\":\"evaluate\"," |
| 5062 | "\"arguments\":{\"expression\":\"dog()\",\"disable_break\":false}}"; |
| 5063 | } |
| 5064 | const char* command_4; |
| 5065 | if (this->global_evaluate_) { |
| 5066 | command_4 = "{\"seq\":104," |
| 5067 | "\"type\":\"request\"," |
| 5068 | "\"command\":\"evaluate\"," |
| 5069 | "\"arguments\":{\"expression\":\"100 + 8\",\"disable_break\":true," |
| 5070 | "\"global\":true}}"; |
| 5071 | } else { |
| 5072 | command_4 = "{\"seq\":104," |
| 5073 | "\"type\":\"request\"," |
| 5074 | "\"command\":\"evaluate\"," |
| 5075 | "\"arguments\":{\"expression\":\"x + 1\",\"disable_break\":true}}"; |
| 5076 | } |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5077 | const char* command_5 = "{\"seq\":105," |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5078 | "\"type\":\"request\"," |
| 5079 | "\"command\":\"continue\"}"; |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5080 | const char* command_6 = "{\"seq\":106," |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5081 | "\"type\":\"request\"," |
| 5082 | "\"command\":\"continue\"}"; |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 5083 | const char* command_7; |
| 5084 | if (this->global_evaluate_) { |
| 5085 | command_7 = "{\"seq\":107," |
| 5086 | "\"type\":\"request\"," |
| 5087 | "\"command\":\"evaluate\"," |
| 5088 | "\"arguments\":{\"expression\":\"dog()\",\"disable_break\":true," |
| 5089 | "\"global\":true}}"; |
| 5090 | } else { |
| 5091 | command_7 = "{\"seq\":107," |
| 5092 | "\"type\":\"request\"," |
| 5093 | "\"command\":\"evaluate\"," |
| 5094 | "\"arguments\":{\"expression\":\"dog()\",\"disable_break\":true}}"; |
| 5095 | } |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5096 | const char* command_8 = "{\"seq\":108," |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5097 | "\"type\":\"request\"," |
| 5098 | "\"command\":\"continue\"}"; |
| 5099 | |
| 5100 | |
| 5101 | // v8 thread initializes, runs source_1 |
| 5102 | breakpoints_barriers->barrier_1.Wait(); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5103 | // 1:Set breakpoint in cat() (will get id 1). |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5104 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_1, buffer)); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5105 | // 2:Set breakpoint in dog() (will get id 2). |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5106 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_2, buffer)); |
| 5107 | breakpoints_barriers->barrier_2.Wait(); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5108 | // V8 thread starts compiling source_2. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5109 | // Automatic break happens, to run queued commands |
| 5110 | // breakpoints_barriers->semaphore_1->Wait(); |
| 5111 | // Commands 1 through 3 run, thread continues. |
| 5112 | // v8 thread runs source_2 to breakpoint in cat(). |
| 5113 | // message callback receives break event. |
| 5114 | breakpoints_barriers->semaphore_1->Wait(); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5115 | // Must have hit breakpoint #1. |
| 5116 | CHECK_EQ(1, break_event_breakpoint_id); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5117 | // 4:Evaluate dog() (which has a breakpoint). |
| 5118 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_3, buffer)); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5119 | // V8 thread hits breakpoint in dog(). |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5120 | breakpoints_barriers->semaphore_1->Wait(); // wait for break event |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5121 | // Must have hit breakpoint #2. |
| 5122 | CHECK_EQ(2, break_event_breakpoint_id); |
| 5123 | // 5:Evaluate (x + 1). |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5124 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_4, buffer)); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5125 | // Evaluate (x + 1) finishes. |
| 5126 | breakpoints_barriers->semaphore_1->Wait(); |
| 5127 | // Must have result 108. |
| 5128 | CHECK_EQ(108, evaluate_int_result); |
| 5129 | // 6:Continue evaluation of dog(). |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5130 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_5, buffer)); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5131 | // Evaluate dog() finishes. |
| 5132 | breakpoints_barriers->semaphore_1->Wait(); |
| 5133 | // Must have result 107. |
| 5134 | CHECK_EQ(107, evaluate_int_result); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5135 | // 7:Continue evaluation of source_2, finish cat(17), hit breakpoint |
| 5136 | // in cat(19). |
| 5137 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_6, buffer)); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5138 | // Message callback gets break event. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5139 | breakpoints_barriers->semaphore_1->Wait(); // wait for break event |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5140 | // Must have hit breakpoint #1. |
| 5141 | CHECK_EQ(1, break_event_breakpoint_id); |
| 5142 | // 8: Evaluate dog() with breaks disabled. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5143 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_7, buffer)); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5144 | // Evaluate dog() finishes. |
| 5145 | breakpoints_barriers->semaphore_1->Wait(); |
| 5146 | // Must have result 116. |
| 5147 | CHECK_EQ(116, evaluate_int_result); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5148 | // 9: Continue evaluation of source2, reach end. |
| 5149 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_8, buffer)); |
| 5150 | } |
| 5151 | |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 5152 | void TestRecursiveBreakpointsGeneric(bool global_evaluate) { |
Leon Clarke | eab96aa | 2010-01-27 16:31:12 +0000 | [diff] [blame] | 5153 | i::FLAG_debugger_auto_break = true; |
Leon Clarke | 888f672 | 2010-01-27 15:57:47 +0000 | [diff] [blame] | 5154 | |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 5155 | BreakpointsDebuggerThread breakpoints_debugger_thread(global_evaluate); |
| 5156 | BreakpointsV8Thread breakpoints_v8_thread; |
| 5157 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5158 | // Create a V8 environment |
| 5159 | Barriers stack_allocated_breakpoints_barriers; |
| 5160 | stack_allocated_breakpoints_barriers.Initialize(); |
| 5161 | breakpoints_barriers = &stack_allocated_breakpoints_barriers; |
| 5162 | |
| 5163 | breakpoints_v8_thread.Start(); |
| 5164 | breakpoints_debugger_thread.Start(); |
| 5165 | |
| 5166 | breakpoints_v8_thread.Join(); |
| 5167 | breakpoints_debugger_thread.Join(); |
| 5168 | } |
| 5169 | |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 5170 | TEST(RecursiveBreakpoints) { |
| 5171 | TestRecursiveBreakpointsGeneric(false); |
| 5172 | } |
| 5173 | |
| 5174 | TEST(RecursiveBreakpointsGlobal) { |
| 5175 | TestRecursiveBreakpointsGeneric(true); |
| 5176 | } |
| 5177 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5178 | |
| 5179 | static void DummyDebugEventListener(v8::DebugEvent event, |
| 5180 | v8::Handle<v8::Object> exec_state, |
| 5181 | v8::Handle<v8::Object> event_data, |
| 5182 | v8::Handle<v8::Value> data) { |
| 5183 | } |
| 5184 | |
| 5185 | |
| 5186 | TEST(SetDebugEventListenerOnUninitializedVM) { |
| 5187 | v8::Debug::SetDebugEventListener(DummyDebugEventListener); |
| 5188 | } |
| 5189 | |
| 5190 | |
| 5191 | static void DummyMessageHandler(const v8::Debug::Message& message) { |
| 5192 | } |
| 5193 | |
| 5194 | |
| 5195 | TEST(SetMessageHandlerOnUninitializedVM) { |
| 5196 | v8::Debug::SetMessageHandler2(DummyMessageHandler); |
| 5197 | } |
| 5198 | |
| 5199 | |
| 5200 | TEST(DebugBreakOnUninitializedVM) { |
| 5201 | v8::Debug::DebugBreak(); |
| 5202 | } |
| 5203 | |
| 5204 | |
| 5205 | TEST(SendCommandToUninitializedVM) { |
| 5206 | const char* dummy_command = "{}"; |
| 5207 | uint16_t dummy_buffer[80]; |
| 5208 | int dummy_length = AsciiToUtf16(dummy_command, dummy_buffer); |
| 5209 | v8::Debug::SendCommand(dummy_buffer, dummy_length); |
| 5210 | } |
| 5211 | |
| 5212 | |
| 5213 | // Source for a JavaScript function which returns the data parameter of a |
| 5214 | // function called in the context of the debugger. If no data parameter is |
| 5215 | // passed it throws an exception. |
| 5216 | static const char* debugger_call_with_data_source = |
| 5217 | "function debugger_call_with_data(exec_state, data) {" |
| 5218 | " if (data) return data;" |
| 5219 | " throw 'No data!'" |
| 5220 | "}"; |
| 5221 | v8::Handle<v8::Function> debugger_call_with_data; |
| 5222 | |
| 5223 | |
| 5224 | // Source for a JavaScript function which returns the data parameter of a |
| 5225 | // function called in the context of the debugger. If no data parameter is |
| 5226 | // passed it throws an exception. |
| 5227 | static const char* debugger_call_with_closure_source = |
| 5228 | "var x = 3;" |
| 5229 | "(function (exec_state) {" |
| 5230 | " if (exec_state.y) return x - 1;" |
| 5231 | " exec_state.y = x;" |
| 5232 | " return exec_state.y" |
| 5233 | "})"; |
| 5234 | v8::Handle<v8::Function> debugger_call_with_closure; |
| 5235 | |
| 5236 | // Function to retrieve the number of JavaScript frames by calling a JavaScript |
| 5237 | // in the debugger. |
| 5238 | static v8::Handle<v8::Value> CheckFrameCount(const v8::Arguments& args) { |
| 5239 | CHECK(v8::Debug::Call(frame_count)->IsNumber()); |
| 5240 | CHECK_EQ(args[0]->Int32Value(), |
| 5241 | v8::Debug::Call(frame_count)->Int32Value()); |
| 5242 | return v8::Undefined(); |
| 5243 | } |
| 5244 | |
| 5245 | |
| 5246 | // Function to retrieve the source line of the top JavaScript frame by calling a |
| 5247 | // JavaScript function in the debugger. |
| 5248 | static v8::Handle<v8::Value> CheckSourceLine(const v8::Arguments& args) { |
| 5249 | CHECK(v8::Debug::Call(frame_source_line)->IsNumber()); |
| 5250 | CHECK_EQ(args[0]->Int32Value(), |
| 5251 | v8::Debug::Call(frame_source_line)->Int32Value()); |
| 5252 | return v8::Undefined(); |
| 5253 | } |
| 5254 | |
| 5255 | |
| 5256 | // Function to test passing an additional parameter to a JavaScript function |
| 5257 | // called in the debugger. It also tests that functions called in the debugger |
| 5258 | // can throw exceptions. |
| 5259 | static v8::Handle<v8::Value> CheckDataParameter(const v8::Arguments& args) { |
| 5260 | v8::Handle<v8::String> data = v8::String::New("Test"); |
| 5261 | CHECK(v8::Debug::Call(debugger_call_with_data, data)->IsString()); |
| 5262 | |
| 5263 | CHECK(v8::Debug::Call(debugger_call_with_data).IsEmpty()); |
| 5264 | CHECK(v8::Debug::Call(debugger_call_with_data).IsEmpty()); |
| 5265 | |
| 5266 | v8::TryCatch catcher; |
| 5267 | v8::Debug::Call(debugger_call_with_data); |
| 5268 | CHECK(catcher.HasCaught()); |
| 5269 | CHECK(catcher.Exception()->IsString()); |
| 5270 | |
| 5271 | return v8::Undefined(); |
| 5272 | } |
| 5273 | |
| 5274 | |
| 5275 | // Function to test using a JavaScript with closure in the debugger. |
| 5276 | static v8::Handle<v8::Value> CheckClosure(const v8::Arguments& args) { |
| 5277 | CHECK(v8::Debug::Call(debugger_call_with_closure)->IsNumber()); |
| 5278 | CHECK_EQ(3, v8::Debug::Call(debugger_call_with_closure)->Int32Value()); |
| 5279 | return v8::Undefined(); |
| 5280 | } |
| 5281 | |
| 5282 | |
| 5283 | // Test functions called through the debugger. |
| 5284 | TEST(CallFunctionInDebugger) { |
| 5285 | // Create and enter a context with the functions CheckFrameCount, |
| 5286 | // CheckSourceLine and CheckDataParameter installed. |
| 5287 | v8::HandleScope scope; |
| 5288 | v8::Handle<v8::ObjectTemplate> global_template = v8::ObjectTemplate::New(); |
| 5289 | global_template->Set(v8::String::New("CheckFrameCount"), |
| 5290 | v8::FunctionTemplate::New(CheckFrameCount)); |
| 5291 | global_template->Set(v8::String::New("CheckSourceLine"), |
| 5292 | v8::FunctionTemplate::New(CheckSourceLine)); |
| 5293 | global_template->Set(v8::String::New("CheckDataParameter"), |
| 5294 | v8::FunctionTemplate::New(CheckDataParameter)); |
| 5295 | global_template->Set(v8::String::New("CheckClosure"), |
| 5296 | v8::FunctionTemplate::New(CheckClosure)); |
| 5297 | v8::Handle<v8::Context> context = v8::Context::New(NULL, global_template); |
| 5298 | v8::Context::Scope context_scope(context); |
| 5299 | |
| 5300 | // Compile a function for checking the number of JavaScript frames. |
| 5301 | v8::Script::Compile(v8::String::New(frame_count_source))->Run(); |
| 5302 | frame_count = v8::Local<v8::Function>::Cast( |
| 5303 | context->Global()->Get(v8::String::New("frame_count"))); |
| 5304 | |
| 5305 | // Compile a function for returning the source line for the top frame. |
| 5306 | v8::Script::Compile(v8::String::New(frame_source_line_source))->Run(); |
| 5307 | frame_source_line = v8::Local<v8::Function>::Cast( |
| 5308 | context->Global()->Get(v8::String::New("frame_source_line"))); |
| 5309 | |
| 5310 | // Compile a function returning the data parameter. |
| 5311 | v8::Script::Compile(v8::String::New(debugger_call_with_data_source))->Run(); |
| 5312 | debugger_call_with_data = v8::Local<v8::Function>::Cast( |
| 5313 | context->Global()->Get(v8::String::New("debugger_call_with_data"))); |
| 5314 | |
| 5315 | // Compile a function capturing closure. |
| 5316 | debugger_call_with_closure = v8::Local<v8::Function>::Cast( |
| 5317 | v8::Script::Compile( |
| 5318 | v8::String::New(debugger_call_with_closure_source))->Run()); |
| 5319 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 5320 | // Calling a function through the debugger returns 0 frames if there are |
| 5321 | // no JavaScript frames. |
| 5322 | CHECK_EQ(v8::Integer::New(0), v8::Debug::Call(frame_count)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5323 | |
| 5324 | // Test that the number of frames can be retrieved. |
| 5325 | v8::Script::Compile(v8::String::New("CheckFrameCount(1)"))->Run(); |
| 5326 | v8::Script::Compile(v8::String::New("function f() {" |
| 5327 | " CheckFrameCount(2);" |
| 5328 | "}; f()"))->Run(); |
| 5329 | |
| 5330 | // Test that the source line can be retrieved. |
| 5331 | v8::Script::Compile(v8::String::New("CheckSourceLine(0)"))->Run(); |
| 5332 | v8::Script::Compile(v8::String::New("function f() {\n" |
| 5333 | " CheckSourceLine(1)\n" |
| 5334 | " CheckSourceLine(2)\n" |
| 5335 | " CheckSourceLine(3)\n" |
| 5336 | "}; f()"))->Run(); |
| 5337 | |
| 5338 | // Test that a parameter can be passed to a function called in the debugger. |
| 5339 | v8::Script::Compile(v8::String::New("CheckDataParameter()"))->Run(); |
| 5340 | |
| 5341 | // Test that a function with closure can be run in the debugger. |
| 5342 | v8::Script::Compile(v8::String::New("CheckClosure()"))->Run(); |
| 5343 | |
| 5344 | |
| 5345 | // Test that the source line is correct when there is a line offset. |
| 5346 | v8::ScriptOrigin origin(v8::String::New("test"), |
| 5347 | v8::Integer::New(7)); |
| 5348 | v8::Script::Compile(v8::String::New("CheckSourceLine(7)"), &origin)->Run(); |
| 5349 | v8::Script::Compile(v8::String::New("function f() {\n" |
| 5350 | " CheckSourceLine(8)\n" |
| 5351 | " CheckSourceLine(9)\n" |
| 5352 | " CheckSourceLine(10)\n" |
| 5353 | "}; f()"), &origin)->Run(); |
| 5354 | } |
| 5355 | |
| 5356 | |
| 5357 | // Debugger message handler which counts the number of breaks. |
| 5358 | static void SendContinueCommand(); |
| 5359 | static void MessageHandlerBreakPointHitCount( |
| 5360 | const v8::Debug::Message& message) { |
| 5361 | if (message.IsEvent() && message.GetEvent() == v8::Break) { |
| 5362 | // Count the number of breaks. |
| 5363 | break_point_hit_count++; |
| 5364 | |
| 5365 | SendContinueCommand(); |
| 5366 | } |
| 5367 | } |
| 5368 | |
| 5369 | |
| 5370 | // Test that clearing the debug event listener actually clears all break points |
| 5371 | // and related information. |
| 5372 | TEST(DebuggerUnload) { |
| 5373 | DebugLocalContext env; |
| 5374 | |
| 5375 | // Check debugger is unloaded before it is used. |
| 5376 | CheckDebuggerUnloaded(); |
| 5377 | |
| 5378 | // Set a debug event listener. |
| 5379 | break_point_hit_count = 0; |
| 5380 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 5381 | v8::Undefined()); |
| 5382 | { |
| 5383 | v8::HandleScope scope; |
| 5384 | // Create a couple of functions for the test. |
| 5385 | v8::Local<v8::Function> foo = |
| 5386 | CompileFunction(&env, "function foo(){x=1}", "foo"); |
| 5387 | v8::Local<v8::Function> bar = |
| 5388 | CompileFunction(&env, "function bar(){y=2}", "bar"); |
| 5389 | |
| 5390 | // Set some break points. |
| 5391 | SetBreakPoint(foo, 0); |
| 5392 | SetBreakPoint(foo, 4); |
| 5393 | SetBreakPoint(bar, 0); |
| 5394 | SetBreakPoint(bar, 4); |
| 5395 | |
| 5396 | // Make sure that the break points are there. |
| 5397 | break_point_hit_count = 0; |
| 5398 | foo->Call(env->Global(), 0, NULL); |
| 5399 | CHECK_EQ(2, break_point_hit_count); |
| 5400 | bar->Call(env->Global(), 0, NULL); |
| 5401 | CHECK_EQ(4, break_point_hit_count); |
| 5402 | } |
| 5403 | |
| 5404 | // Remove the debug event listener without clearing breakpoints. Do this |
| 5405 | // outside a handle scope. |
| 5406 | v8::Debug::SetDebugEventListener(NULL); |
| 5407 | CheckDebuggerUnloaded(true); |
| 5408 | |
| 5409 | // Now set a debug message handler. |
| 5410 | break_point_hit_count = 0; |
| 5411 | v8::Debug::SetMessageHandler2(MessageHandlerBreakPointHitCount); |
| 5412 | { |
| 5413 | v8::HandleScope scope; |
| 5414 | |
| 5415 | // Get the test functions again. |
| 5416 | v8::Local<v8::Function> foo = |
| 5417 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 5418 | v8::Local<v8::Function> bar = |
| 5419 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 5420 | |
| 5421 | foo->Call(env->Global(), 0, NULL); |
| 5422 | CHECK_EQ(0, break_point_hit_count); |
| 5423 | |
| 5424 | // Set break points and run again. |
| 5425 | SetBreakPoint(foo, 0); |
| 5426 | SetBreakPoint(foo, 4); |
| 5427 | foo->Call(env->Global(), 0, NULL); |
| 5428 | CHECK_EQ(2, break_point_hit_count); |
| 5429 | } |
| 5430 | |
| 5431 | // Remove the debug message handler without clearing breakpoints. Do this |
| 5432 | // outside a handle scope. |
| 5433 | v8::Debug::SetMessageHandler2(NULL); |
| 5434 | CheckDebuggerUnloaded(true); |
| 5435 | } |
| 5436 | |
| 5437 | |
| 5438 | // Sends continue command to the debugger. |
| 5439 | static void SendContinueCommand() { |
| 5440 | const int kBufferSize = 1000; |
| 5441 | uint16_t buffer[kBufferSize]; |
| 5442 | const char* command_continue = |
| 5443 | "{\"seq\":0," |
| 5444 | "\"type\":\"request\"," |
| 5445 | "\"command\":\"continue\"}"; |
| 5446 | |
| 5447 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_continue, buffer)); |
| 5448 | } |
| 5449 | |
| 5450 | |
| 5451 | // Debugger message handler which counts the number of times it is called. |
| 5452 | static int message_handler_hit_count = 0; |
| 5453 | static void MessageHandlerHitCount(const v8::Debug::Message& message) { |
| 5454 | message_handler_hit_count++; |
| 5455 | |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5456 | static char print_buffer[1000]; |
| 5457 | v8::String::Value json(message.GetJSON()); |
| 5458 | Utf16ToAscii(*json, json.length(), print_buffer); |
| 5459 | if (IsExceptionEventMessage(print_buffer)) { |
| 5460 | // Send a continue command for exception events. |
| 5461 | SendContinueCommand(); |
| 5462 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5463 | } |
| 5464 | |
| 5465 | |
| 5466 | // Test clearing the debug message handler. |
| 5467 | TEST(DebuggerClearMessageHandler) { |
| 5468 | v8::HandleScope scope; |
| 5469 | DebugLocalContext env; |
| 5470 | |
| 5471 | // Check debugger is unloaded before it is used. |
| 5472 | CheckDebuggerUnloaded(); |
| 5473 | |
| 5474 | // Set a debug message handler. |
| 5475 | v8::Debug::SetMessageHandler2(MessageHandlerHitCount); |
| 5476 | |
| 5477 | // Run code to throw a unhandled exception. This should end up in the message |
| 5478 | // handler. |
| 5479 | CompileRun("throw 1"); |
| 5480 | |
| 5481 | // The message handler should be called. |
| 5482 | CHECK_GT(message_handler_hit_count, 0); |
| 5483 | |
| 5484 | // Clear debug message handler. |
| 5485 | message_handler_hit_count = 0; |
| 5486 | v8::Debug::SetMessageHandler(NULL); |
| 5487 | |
| 5488 | // Run code to throw a unhandled exception. This should end up in the message |
| 5489 | // handler. |
| 5490 | CompileRun("throw 1"); |
| 5491 | |
| 5492 | // The message handler should not be called more. |
| 5493 | CHECK_EQ(0, message_handler_hit_count); |
| 5494 | |
| 5495 | CheckDebuggerUnloaded(true); |
| 5496 | } |
| 5497 | |
| 5498 | |
| 5499 | // Debugger message handler which clears the message handler while active. |
| 5500 | static void MessageHandlerClearingMessageHandler( |
| 5501 | const v8::Debug::Message& message) { |
| 5502 | message_handler_hit_count++; |
| 5503 | |
| 5504 | // Clear debug message handler. |
| 5505 | v8::Debug::SetMessageHandler(NULL); |
| 5506 | } |
| 5507 | |
| 5508 | |
| 5509 | // Test clearing the debug message handler while processing a debug event. |
| 5510 | TEST(DebuggerClearMessageHandlerWhileActive) { |
| 5511 | v8::HandleScope scope; |
| 5512 | DebugLocalContext env; |
| 5513 | |
| 5514 | // Check debugger is unloaded before it is used. |
| 5515 | CheckDebuggerUnloaded(); |
| 5516 | |
| 5517 | // Set a debug message handler. |
| 5518 | v8::Debug::SetMessageHandler2(MessageHandlerClearingMessageHandler); |
| 5519 | |
| 5520 | // Run code to throw a unhandled exception. This should end up in the message |
| 5521 | // handler. |
| 5522 | CompileRun("throw 1"); |
| 5523 | |
| 5524 | // The message handler should be called. |
| 5525 | CHECK_EQ(1, message_handler_hit_count); |
| 5526 | |
| 5527 | CheckDebuggerUnloaded(true); |
| 5528 | } |
| 5529 | |
| 5530 | |
| 5531 | /* Test DebuggerHostDispatch */ |
| 5532 | /* In this test, the debugger waits for a command on a breakpoint |
| 5533 | * and is dispatching host commands while in the infinite loop. |
| 5534 | */ |
| 5535 | |
| 5536 | class HostDispatchV8Thread : public v8::internal::Thread { |
| 5537 | public: |
| 5538 | void Run(); |
| 5539 | }; |
| 5540 | |
| 5541 | class HostDispatchDebuggerThread : public v8::internal::Thread { |
| 5542 | public: |
| 5543 | void Run(); |
| 5544 | }; |
| 5545 | |
| 5546 | Barriers* host_dispatch_barriers; |
| 5547 | |
| 5548 | static void HostDispatchMessageHandler(const v8::Debug::Message& message) { |
| 5549 | static char print_buffer[1000]; |
| 5550 | v8::String::Value json(message.GetJSON()); |
| 5551 | Utf16ToAscii(*json, json.length(), print_buffer); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5552 | } |
| 5553 | |
| 5554 | |
| 5555 | static void HostDispatchDispatchHandler() { |
| 5556 | host_dispatch_barriers->semaphore_1->Signal(); |
| 5557 | } |
| 5558 | |
| 5559 | |
| 5560 | void HostDispatchV8Thread::Run() { |
| 5561 | const char* source_1 = "var y_global = 3;\n" |
| 5562 | "function cat( new_value ) {\n" |
| 5563 | " var x = new_value;\n" |
| 5564 | " y_global = 4;\n" |
| 5565 | " x = 3 * x + 1;\n" |
| 5566 | " y_global = 5;\n" |
| 5567 | " return x;\n" |
| 5568 | "}\n" |
| 5569 | "\n"; |
| 5570 | const char* source_2 = "cat(17);\n"; |
| 5571 | |
| 5572 | v8::HandleScope scope; |
| 5573 | DebugLocalContext env; |
| 5574 | |
| 5575 | // Setup message and host dispatch handlers. |
| 5576 | v8::Debug::SetMessageHandler2(HostDispatchMessageHandler); |
| 5577 | v8::Debug::SetHostDispatchHandler(HostDispatchDispatchHandler, 10 /* ms */); |
| 5578 | |
| 5579 | CompileRun(source_1); |
| 5580 | host_dispatch_barriers->barrier_1.Wait(); |
| 5581 | host_dispatch_barriers->barrier_2.Wait(); |
| 5582 | CompileRun(source_2); |
| 5583 | } |
| 5584 | |
| 5585 | |
| 5586 | void HostDispatchDebuggerThread::Run() { |
| 5587 | const int kBufSize = 1000; |
| 5588 | uint16_t buffer[kBufSize]; |
| 5589 | |
| 5590 | const char* command_1 = "{\"seq\":101," |
| 5591 | "\"type\":\"request\"," |
| 5592 | "\"command\":\"setbreakpoint\"," |
| 5593 | "\"arguments\":{\"type\":\"function\",\"target\":\"cat\",\"line\":3}}"; |
| 5594 | const char* command_2 = "{\"seq\":102," |
| 5595 | "\"type\":\"request\"," |
| 5596 | "\"command\":\"continue\"}"; |
| 5597 | |
| 5598 | // v8 thread initializes, runs source_1 |
| 5599 | host_dispatch_barriers->barrier_1.Wait(); |
| 5600 | // 1: Set breakpoint in cat(). |
| 5601 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_1, buffer)); |
| 5602 | |
| 5603 | host_dispatch_barriers->barrier_2.Wait(); |
| 5604 | // v8 thread starts compiling source_2. |
| 5605 | // Break happens, to run queued commands and host dispatches. |
| 5606 | // Wait for host dispatch to be processed. |
| 5607 | host_dispatch_barriers->semaphore_1->Wait(); |
| 5608 | // 2: Continue evaluation |
| 5609 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_2, buffer)); |
| 5610 | } |
| 5611 | |
| 5612 | HostDispatchDebuggerThread host_dispatch_debugger_thread; |
| 5613 | HostDispatchV8Thread host_dispatch_v8_thread; |
| 5614 | |
| 5615 | |
| 5616 | TEST(DebuggerHostDispatch) { |
| 5617 | i::FLAG_debugger_auto_break = true; |
| 5618 | |
| 5619 | // Create a V8 environment |
| 5620 | Barriers stack_allocated_host_dispatch_barriers; |
| 5621 | stack_allocated_host_dispatch_barriers.Initialize(); |
| 5622 | host_dispatch_barriers = &stack_allocated_host_dispatch_barriers; |
| 5623 | |
| 5624 | host_dispatch_v8_thread.Start(); |
| 5625 | host_dispatch_debugger_thread.Start(); |
| 5626 | |
| 5627 | host_dispatch_v8_thread.Join(); |
| 5628 | host_dispatch_debugger_thread.Join(); |
| 5629 | } |
| 5630 | |
| 5631 | |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 5632 | /* Test DebugMessageDispatch */ |
| 5633 | /* In this test, the V8 thread waits for a message from the debug thread. |
| 5634 | * The DebugMessageDispatchHandler is executed from the debugger thread |
| 5635 | * which signals the V8 thread to wake up. |
| 5636 | */ |
| 5637 | |
| 5638 | class DebugMessageDispatchV8Thread : public v8::internal::Thread { |
| 5639 | public: |
| 5640 | void Run(); |
| 5641 | }; |
| 5642 | |
| 5643 | class DebugMessageDispatchDebuggerThread : public v8::internal::Thread { |
| 5644 | public: |
| 5645 | void Run(); |
| 5646 | }; |
| 5647 | |
| 5648 | Barriers* debug_message_dispatch_barriers; |
| 5649 | |
| 5650 | |
| 5651 | static void DebugMessageHandler() { |
| 5652 | debug_message_dispatch_barriers->semaphore_1->Signal(); |
| 5653 | } |
| 5654 | |
| 5655 | |
| 5656 | void DebugMessageDispatchV8Thread::Run() { |
| 5657 | v8::HandleScope scope; |
| 5658 | DebugLocalContext env; |
| 5659 | |
| 5660 | // Setup debug message dispatch handler. |
| 5661 | v8::Debug::SetDebugMessageDispatchHandler(DebugMessageHandler); |
| 5662 | |
| 5663 | CompileRun("var y = 1 + 2;\n"); |
| 5664 | debug_message_dispatch_barriers->barrier_1.Wait(); |
| 5665 | debug_message_dispatch_barriers->semaphore_1->Wait(); |
| 5666 | debug_message_dispatch_barriers->barrier_2.Wait(); |
| 5667 | } |
| 5668 | |
| 5669 | |
| 5670 | void DebugMessageDispatchDebuggerThread::Run() { |
| 5671 | debug_message_dispatch_barriers->barrier_1.Wait(); |
| 5672 | SendContinueCommand(); |
| 5673 | debug_message_dispatch_barriers->barrier_2.Wait(); |
| 5674 | } |
| 5675 | |
| 5676 | DebugMessageDispatchDebuggerThread debug_message_dispatch_debugger_thread; |
| 5677 | DebugMessageDispatchV8Thread debug_message_dispatch_v8_thread; |
| 5678 | |
| 5679 | |
| 5680 | TEST(DebuggerDebugMessageDispatch) { |
| 5681 | i::FLAG_debugger_auto_break = true; |
| 5682 | |
| 5683 | // Create a V8 environment |
| 5684 | Barriers stack_allocated_debug_message_dispatch_barriers; |
| 5685 | stack_allocated_debug_message_dispatch_barriers.Initialize(); |
| 5686 | debug_message_dispatch_barriers = |
| 5687 | &stack_allocated_debug_message_dispatch_barriers; |
| 5688 | |
| 5689 | debug_message_dispatch_v8_thread.Start(); |
| 5690 | debug_message_dispatch_debugger_thread.Start(); |
| 5691 | |
| 5692 | debug_message_dispatch_v8_thread.Join(); |
| 5693 | debug_message_dispatch_debugger_thread.Join(); |
| 5694 | } |
| 5695 | |
| 5696 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5697 | TEST(DebuggerAgent) { |
| 5698 | // Make sure these ports is not used by other tests to allow tests to run in |
| 5699 | // parallel. |
| 5700 | const int kPort1 = 5858; |
| 5701 | const int kPort2 = 5857; |
| 5702 | const int kPort3 = 5856; |
| 5703 | |
| 5704 | // Make a string with the port2 number. |
| 5705 | const int kPortBufferLen = 6; |
| 5706 | char port2_str[kPortBufferLen]; |
| 5707 | OS::SNPrintF(i::Vector<char>(port2_str, kPortBufferLen), "%d", kPort2); |
| 5708 | |
| 5709 | bool ok; |
| 5710 | |
| 5711 | // Initialize the socket library. |
| 5712 | i::Socket::Setup(); |
| 5713 | |
| 5714 | // Test starting and stopping the agent without any client connection. |
| 5715 | i::Debugger::StartAgent("test", kPort1); |
| 5716 | i::Debugger::StopAgent(); |
| 5717 | |
| 5718 | // Test starting the agent, connecting a client and shutting down the agent |
| 5719 | // with the client connected. |
| 5720 | ok = i::Debugger::StartAgent("test", kPort2); |
| 5721 | CHECK(ok); |
| 5722 | i::Debugger::WaitForAgent(); |
| 5723 | i::Socket* client = i::OS::CreateSocket(); |
| 5724 | ok = client->Connect("localhost", port2_str); |
| 5725 | CHECK(ok); |
| 5726 | i::Debugger::StopAgent(); |
| 5727 | delete client; |
| 5728 | |
| 5729 | // Test starting and stopping the agent with the required port already |
| 5730 | // occoupied. |
| 5731 | i::Socket* server = i::OS::CreateSocket(); |
| 5732 | server->Bind(kPort3); |
| 5733 | |
| 5734 | i::Debugger::StartAgent("test", kPort3); |
| 5735 | i::Debugger::StopAgent(); |
| 5736 | |
| 5737 | delete server; |
| 5738 | } |
| 5739 | |
| 5740 | |
| 5741 | class DebuggerAgentProtocolServerThread : public i::Thread { |
| 5742 | public: |
| 5743 | explicit DebuggerAgentProtocolServerThread(int port) |
| 5744 | : port_(port), server_(NULL), client_(NULL), |
| 5745 | listening_(OS::CreateSemaphore(0)) { |
| 5746 | } |
| 5747 | ~DebuggerAgentProtocolServerThread() { |
| 5748 | // Close both sockets. |
| 5749 | delete client_; |
| 5750 | delete server_; |
| 5751 | delete listening_; |
| 5752 | } |
| 5753 | |
| 5754 | void Run(); |
| 5755 | void WaitForListening() { listening_->Wait(); } |
| 5756 | char* body() { return *body_; } |
| 5757 | |
| 5758 | private: |
| 5759 | int port_; |
| 5760 | i::SmartPointer<char> body_; |
| 5761 | i::Socket* server_; // Server socket used for bind/accept. |
| 5762 | i::Socket* client_; // Single client connection used by the test. |
| 5763 | i::Semaphore* listening_; // Signalled when the server is in listen mode. |
| 5764 | }; |
| 5765 | |
| 5766 | |
| 5767 | void DebuggerAgentProtocolServerThread::Run() { |
| 5768 | bool ok; |
| 5769 | |
| 5770 | // Create the server socket and bind it to the requested port. |
| 5771 | server_ = i::OS::CreateSocket(); |
| 5772 | CHECK(server_ != NULL); |
| 5773 | ok = server_->Bind(port_); |
| 5774 | CHECK(ok); |
| 5775 | |
| 5776 | // Listen for new connections. |
| 5777 | ok = server_->Listen(1); |
| 5778 | CHECK(ok); |
| 5779 | listening_->Signal(); |
| 5780 | |
| 5781 | // Accept a connection. |
| 5782 | client_ = server_->Accept(); |
| 5783 | CHECK(client_ != NULL); |
| 5784 | |
| 5785 | // Receive a debugger agent protocol message. |
| 5786 | i::DebuggerAgentUtil::ReceiveMessage(client_); |
| 5787 | } |
| 5788 | |
| 5789 | |
| 5790 | TEST(DebuggerAgentProtocolOverflowHeader) { |
| 5791 | // Make sure this port is not used by other tests to allow tests to run in |
| 5792 | // parallel. |
| 5793 | const int kPort = 5860; |
| 5794 | static const char* kLocalhost = "localhost"; |
| 5795 | |
| 5796 | // Make a string with the port number. |
| 5797 | const int kPortBufferLen = 6; |
| 5798 | char port_str[kPortBufferLen]; |
| 5799 | OS::SNPrintF(i::Vector<char>(port_str, kPortBufferLen), "%d", kPort); |
| 5800 | |
| 5801 | // Initialize the socket library. |
| 5802 | i::Socket::Setup(); |
| 5803 | |
| 5804 | // Create a socket server to receive a debugger agent message. |
| 5805 | DebuggerAgentProtocolServerThread* server = |
| 5806 | new DebuggerAgentProtocolServerThread(kPort); |
| 5807 | server->Start(); |
| 5808 | server->WaitForListening(); |
| 5809 | |
| 5810 | // Connect. |
| 5811 | i::Socket* client = i::OS::CreateSocket(); |
| 5812 | CHECK(client != NULL); |
| 5813 | bool ok = client->Connect(kLocalhost, port_str); |
| 5814 | CHECK(ok); |
| 5815 | |
| 5816 | // Send headers which overflow the receive buffer. |
| 5817 | static const int kBufferSize = 1000; |
| 5818 | char buffer[kBufferSize]; |
| 5819 | |
| 5820 | // Long key and short value: XXXX....XXXX:0\r\n. |
| 5821 | for (int i = 0; i < kBufferSize - 4; i++) { |
| 5822 | buffer[i] = 'X'; |
| 5823 | } |
| 5824 | buffer[kBufferSize - 4] = ':'; |
| 5825 | buffer[kBufferSize - 3] = '0'; |
| 5826 | buffer[kBufferSize - 2] = '\r'; |
| 5827 | buffer[kBufferSize - 1] = '\n'; |
| 5828 | client->Send(buffer, kBufferSize); |
| 5829 | |
| 5830 | // Short key and long value: X:XXXX....XXXX\r\n. |
| 5831 | buffer[0] = 'X'; |
| 5832 | buffer[1] = ':'; |
| 5833 | for (int i = 2; i < kBufferSize - 2; i++) { |
| 5834 | buffer[i] = 'X'; |
| 5835 | } |
| 5836 | buffer[kBufferSize - 2] = '\r'; |
| 5837 | buffer[kBufferSize - 1] = '\n'; |
| 5838 | client->Send(buffer, kBufferSize); |
| 5839 | |
| 5840 | // Add empty body to request. |
| 5841 | const char* content_length_zero_header = "Content-Length:0\r\n"; |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 5842 | client->Send(content_length_zero_header, |
| 5843 | StrLength(content_length_zero_header)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5844 | client->Send("\r\n", 2); |
| 5845 | |
| 5846 | // Wait until data is received. |
| 5847 | server->Join(); |
| 5848 | |
| 5849 | // Check for empty body. |
| 5850 | CHECK(server->body() == NULL); |
| 5851 | |
| 5852 | // Close the client before the server to avoid TIME_WAIT issues. |
| 5853 | client->Shutdown(); |
| 5854 | delete client; |
| 5855 | delete server; |
| 5856 | } |
| 5857 | |
| 5858 | |
| 5859 | // Test for issue http://code.google.com/p/v8/issues/detail?id=289. |
| 5860 | // Make sure that DebugGetLoadedScripts doesn't return scripts |
| 5861 | // with disposed external source. |
| 5862 | class EmptyExternalStringResource : public v8::String::ExternalStringResource { |
| 5863 | public: |
| 5864 | EmptyExternalStringResource() { empty_[0] = 0; } |
| 5865 | virtual ~EmptyExternalStringResource() {} |
| 5866 | virtual size_t length() const { return empty_.length(); } |
| 5867 | virtual const uint16_t* data() const { return empty_.start(); } |
| 5868 | private: |
| 5869 | ::v8::internal::EmbeddedVector<uint16_t, 1> empty_; |
| 5870 | }; |
| 5871 | |
| 5872 | |
| 5873 | TEST(DebugGetLoadedScripts) { |
| 5874 | v8::HandleScope scope; |
| 5875 | DebugLocalContext env; |
| 5876 | env.ExposeDebug(); |
| 5877 | |
| 5878 | EmptyExternalStringResource source_ext_str; |
| 5879 | v8::Local<v8::String> source = v8::String::NewExternal(&source_ext_str); |
| 5880 | v8::Handle<v8::Script> evil_script = v8::Script::Compile(source); |
| 5881 | Handle<i::ExternalTwoByteString> i_source( |
| 5882 | i::ExternalTwoByteString::cast(*v8::Utils::OpenHandle(*source))); |
| 5883 | // This situation can happen if source was an external string disposed |
| 5884 | // by its owner. |
| 5885 | i_source->set_resource(0); |
| 5886 | |
| 5887 | bool allow_natives_syntax = i::FLAG_allow_natives_syntax; |
| 5888 | i::FLAG_allow_natives_syntax = true; |
| 5889 | CompileRun( |
| 5890 | "var scripts = %DebugGetLoadedScripts();" |
| 5891 | "var count = scripts.length;" |
| 5892 | "for (var i = 0; i < count; ++i) {" |
| 5893 | " scripts[i].line_ends;" |
| 5894 | "}"); |
| 5895 | // Must not crash while accessing line_ends. |
| 5896 | i::FLAG_allow_natives_syntax = allow_natives_syntax; |
| 5897 | |
| 5898 | // Some scripts are retrieved - at least the number of native scripts. |
| 5899 | CHECK_GT((*env)->Global()->Get(v8::String::New("count"))->Int32Value(), 8); |
| 5900 | } |
| 5901 | |
| 5902 | |
| 5903 | // Test script break points set on lines. |
| 5904 | TEST(ScriptNameAndData) { |
| 5905 | v8::HandleScope scope; |
| 5906 | DebugLocalContext env; |
| 5907 | env.ExposeDebug(); |
| 5908 | |
| 5909 | // Create functions for retrieving script name and data for the function on |
| 5910 | // the top frame when hitting a break point. |
| 5911 | frame_script_name = CompileFunction(&env, |
| 5912 | frame_script_name_source, |
| 5913 | "frame_script_name"); |
| 5914 | frame_script_data = CompileFunction(&env, |
| 5915 | frame_script_data_source, |
| 5916 | "frame_script_data"); |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 5917 | compiled_script_data = CompileFunction(&env, |
| 5918 | compiled_script_data_source, |
| 5919 | "compiled_script_data"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5920 | |
| 5921 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 5922 | v8::Undefined()); |
| 5923 | |
| 5924 | // Test function source. |
| 5925 | v8::Local<v8::String> script = v8::String::New( |
| 5926 | "function f() {\n" |
| 5927 | " debugger;\n" |
| 5928 | "}\n"); |
| 5929 | |
| 5930 | v8::ScriptOrigin origin1 = v8::ScriptOrigin(v8::String::New("name")); |
| 5931 | v8::Handle<v8::Script> script1 = v8::Script::Compile(script, &origin1); |
| 5932 | script1->SetData(v8::String::New("data")); |
| 5933 | script1->Run(); |
| 5934 | v8::Local<v8::Function> f; |
| 5935 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 5936 | |
| 5937 | f->Call(env->Global(), 0, NULL); |
| 5938 | CHECK_EQ(1, break_point_hit_count); |
| 5939 | CHECK_EQ("name", last_script_name_hit); |
| 5940 | CHECK_EQ("data", last_script_data_hit); |
| 5941 | |
| 5942 | // Compile the same script again without setting data. As the compilation |
| 5943 | // cache is disabled when debugging expect the data to be missing. |
| 5944 | v8::Script::Compile(script, &origin1)->Run(); |
| 5945 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 5946 | f->Call(env->Global(), 0, NULL); |
| 5947 | CHECK_EQ(2, break_point_hit_count); |
| 5948 | CHECK_EQ("name", last_script_name_hit); |
| 5949 | CHECK_EQ("", last_script_data_hit); // Undefined results in empty string. |
| 5950 | |
| 5951 | v8::Local<v8::String> data_obj_source = v8::String::New( |
| 5952 | "({ a: 'abc',\n" |
| 5953 | " b: 123,\n" |
| 5954 | " toString: function() { return this.a + ' ' + this.b; }\n" |
| 5955 | "})\n"); |
| 5956 | v8::Local<v8::Value> data_obj = v8::Script::Compile(data_obj_source)->Run(); |
| 5957 | v8::ScriptOrigin origin2 = v8::ScriptOrigin(v8::String::New("new name")); |
| 5958 | v8::Handle<v8::Script> script2 = v8::Script::Compile(script, &origin2); |
| 5959 | script2->Run(); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 5960 | script2->SetData(data_obj->ToString()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5961 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 5962 | f->Call(env->Global(), 0, NULL); |
| 5963 | CHECK_EQ(3, break_point_hit_count); |
| 5964 | CHECK_EQ("new name", last_script_name_hit); |
| 5965 | CHECK_EQ("abc 123", last_script_data_hit); |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 5966 | |
| 5967 | v8::Handle<v8::Script> script3 = |
| 5968 | v8::Script::Compile(script, &origin2, NULL, |
| 5969 | v8::String::New("in compile")); |
| 5970 | CHECK_EQ("in compile", last_script_data_hit); |
| 5971 | script3->Run(); |
| 5972 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 5973 | f->Call(env->Global(), 0, NULL); |
| 5974 | CHECK_EQ(4, break_point_hit_count); |
| 5975 | CHECK_EQ("in compile", last_script_data_hit); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5976 | } |
| 5977 | |
| 5978 | |
| 5979 | static v8::Persistent<v8::Context> expected_context; |
| 5980 | static v8::Handle<v8::Value> expected_context_data; |
| 5981 | |
| 5982 | |
| 5983 | // Check that the expected context is the one generating the debug event. |
| 5984 | static void ContextCheckMessageHandler(const v8::Debug::Message& message) { |
| 5985 | CHECK(message.GetEventContext() == expected_context); |
| 5986 | CHECK(message.GetEventContext()->GetData()->StrictEquals( |
| 5987 | expected_context_data)); |
| 5988 | message_handler_hit_count++; |
| 5989 | |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5990 | static char print_buffer[1000]; |
| 5991 | v8::String::Value json(message.GetJSON()); |
| 5992 | Utf16ToAscii(*json, json.length(), print_buffer); |
| 5993 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5994 | // Send a continue command for break events. |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5995 | if (IsBreakEventMessage(print_buffer)) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5996 | SendContinueCommand(); |
| 5997 | } |
| 5998 | } |
| 5999 | |
| 6000 | |
| 6001 | // Test which creates two contexts and sets different embedder data on each. |
| 6002 | // Checks that this data is set correctly and that when the debug message |
| 6003 | // handler is called the expected context is the one active. |
| 6004 | TEST(ContextData) { |
| 6005 | v8::HandleScope scope; |
| 6006 | |
| 6007 | v8::Debug::SetMessageHandler2(ContextCheckMessageHandler); |
| 6008 | |
| 6009 | // Create two contexts. |
| 6010 | v8::Persistent<v8::Context> context_1; |
| 6011 | v8::Persistent<v8::Context> context_2; |
| 6012 | v8::Handle<v8::ObjectTemplate> global_template = |
| 6013 | v8::Handle<v8::ObjectTemplate>(); |
| 6014 | v8::Handle<v8::Value> global_object = v8::Handle<v8::Value>(); |
| 6015 | context_1 = v8::Context::New(NULL, global_template, global_object); |
| 6016 | context_2 = v8::Context::New(NULL, global_template, global_object); |
| 6017 | |
| 6018 | // Default data value is undefined. |
| 6019 | CHECK(context_1->GetData()->IsUndefined()); |
| 6020 | CHECK(context_2->GetData()->IsUndefined()); |
| 6021 | |
| 6022 | // Set and check different data values. |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 6023 | v8::Handle<v8::String> data_1 = v8::String::New("1"); |
| 6024 | v8::Handle<v8::String> data_2 = v8::String::New("2"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6025 | context_1->SetData(data_1); |
| 6026 | context_2->SetData(data_2); |
| 6027 | CHECK(context_1->GetData()->StrictEquals(data_1)); |
| 6028 | CHECK(context_2->GetData()->StrictEquals(data_2)); |
| 6029 | |
| 6030 | // Simple test function which causes a break. |
| 6031 | const char* source = "function f() { debugger; }"; |
| 6032 | |
| 6033 | // Enter and run function in the first context. |
| 6034 | { |
| 6035 | v8::Context::Scope context_scope(context_1); |
| 6036 | expected_context = context_1; |
| 6037 | expected_context_data = data_1; |
| 6038 | v8::Local<v8::Function> f = CompileFunction(source, "f"); |
| 6039 | f->Call(context_1->Global(), 0, NULL); |
| 6040 | } |
| 6041 | |
| 6042 | |
| 6043 | // Enter and run function in the second context. |
| 6044 | { |
| 6045 | v8::Context::Scope context_scope(context_2); |
| 6046 | expected_context = context_2; |
| 6047 | expected_context_data = data_2; |
| 6048 | v8::Local<v8::Function> f = CompileFunction(source, "f"); |
| 6049 | f->Call(context_2->Global(), 0, NULL); |
| 6050 | } |
| 6051 | |
| 6052 | // Two times compile event and two times break event. |
| 6053 | CHECK_GT(message_handler_hit_count, 4); |
| 6054 | |
| 6055 | v8::Debug::SetMessageHandler2(NULL); |
| 6056 | CheckDebuggerUnloaded(); |
| 6057 | } |
| 6058 | |
| 6059 | |
| 6060 | // Debug message handler which issues a debug break when it hits a break event. |
| 6061 | static int message_handler_break_hit_count = 0; |
| 6062 | static void DebugBreakMessageHandler(const v8::Debug::Message& message) { |
| 6063 | // Schedule a debug break for break events. |
| 6064 | if (message.IsEvent() && message.GetEvent() == v8::Break) { |
| 6065 | message_handler_break_hit_count++; |
| 6066 | if (message_handler_break_hit_count == 1) { |
| 6067 | v8::Debug::DebugBreak(); |
| 6068 | } |
| 6069 | } |
| 6070 | |
| 6071 | // Issue a continue command if this event will not cause the VM to start |
| 6072 | // running. |
| 6073 | if (!message.WillStartRunning()) { |
| 6074 | SendContinueCommand(); |
| 6075 | } |
| 6076 | } |
| 6077 | |
| 6078 | |
| 6079 | // Test that a debug break can be scheduled while in a message handler. |
| 6080 | TEST(DebugBreakInMessageHandler) { |
| 6081 | v8::HandleScope scope; |
| 6082 | DebugLocalContext env; |
| 6083 | |
| 6084 | v8::Debug::SetMessageHandler2(DebugBreakMessageHandler); |
| 6085 | |
| 6086 | // Test functions. |
| 6087 | const char* script = "function f() { debugger; g(); } function g() { }"; |
| 6088 | CompileRun(script); |
| 6089 | v8::Local<v8::Function> f = |
| 6090 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 6091 | v8::Local<v8::Function> g = |
| 6092 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("g"))); |
| 6093 | |
| 6094 | // Call f then g. The debugger statement in f will casue a break which will |
| 6095 | // cause another break. |
| 6096 | f->Call(env->Global(), 0, NULL); |
| 6097 | CHECK_EQ(2, message_handler_break_hit_count); |
| 6098 | // Calling g will not cause any additional breaks. |
| 6099 | g->Call(env->Global(), 0, NULL); |
| 6100 | CHECK_EQ(2, message_handler_break_hit_count); |
| 6101 | } |
| 6102 | |
| 6103 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6104 | #ifndef V8_INTERPRETED_REGEXP |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6105 | // Debug event handler which gets the function on the top frame and schedules a |
| 6106 | // break a number of times. |
| 6107 | static void DebugEventDebugBreak( |
| 6108 | v8::DebugEvent event, |
| 6109 | v8::Handle<v8::Object> exec_state, |
| 6110 | v8::Handle<v8::Object> event_data, |
| 6111 | v8::Handle<v8::Value> data) { |
| 6112 | |
| 6113 | if (event == v8::Break) { |
| 6114 | break_point_hit_count++; |
| 6115 | |
| 6116 | // Get the name of the top frame function. |
| 6117 | if (!frame_function_name.IsEmpty()) { |
| 6118 | // Get the name of the function. |
| 6119 | const int argc = 1; |
| 6120 | v8::Handle<v8::Value> argv[argc] = { exec_state }; |
| 6121 | v8::Handle<v8::Value> result = frame_function_name->Call(exec_state, |
| 6122 | argc, argv); |
| 6123 | if (result->IsUndefined()) { |
| 6124 | last_function_hit[0] = '\0'; |
| 6125 | } else { |
| 6126 | CHECK(result->IsString()); |
| 6127 | v8::Handle<v8::String> function_name(result->ToString()); |
| 6128 | function_name->WriteAscii(last_function_hit); |
| 6129 | } |
| 6130 | } |
| 6131 | |
| 6132 | // Keep forcing breaks. |
| 6133 | if (break_point_hit_count < 20) { |
| 6134 | v8::Debug::DebugBreak(); |
| 6135 | } |
| 6136 | } |
| 6137 | } |
| 6138 | |
| 6139 | |
| 6140 | TEST(RegExpDebugBreak) { |
| 6141 | // This test only applies to native regexps. |
| 6142 | v8::HandleScope scope; |
| 6143 | DebugLocalContext env; |
| 6144 | |
| 6145 | // Create a function for checking the function when hitting a break point. |
| 6146 | frame_function_name = CompileFunction(&env, |
| 6147 | frame_function_name_source, |
| 6148 | "frame_function_name"); |
| 6149 | |
| 6150 | // Test RegExp which matches white spaces and comments at the begining of a |
| 6151 | // source line. |
| 6152 | const char* script = |
| 6153 | "var sourceLineBeginningSkip = /^(?:[ \\v\\h]*(?:\\/\\*.*?\\*\\/)*)*/;\n" |
| 6154 | "function f(s) { return s.match(sourceLineBeginningSkip)[0].length; }"; |
| 6155 | |
| 6156 | v8::Local<v8::Function> f = CompileFunction(script, "f"); |
| 6157 | const int argc = 1; |
| 6158 | v8::Handle<v8::Value> argv[argc] = { v8::String::New(" /* xxx */ a=0;") }; |
| 6159 | v8::Local<v8::Value> result = f->Call(env->Global(), argc, argv); |
| 6160 | CHECK_EQ(12, result->Int32Value()); |
| 6161 | |
| 6162 | v8::Debug::SetDebugEventListener(DebugEventDebugBreak); |
| 6163 | v8::Debug::DebugBreak(); |
| 6164 | result = f->Call(env->Global(), argc, argv); |
| 6165 | |
| 6166 | // Check that there was only one break event. Matching RegExp should not |
| 6167 | // cause Break events. |
| 6168 | CHECK_EQ(1, break_point_hit_count); |
| 6169 | CHECK_EQ("f", last_function_hit); |
| 6170 | } |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6171 | #endif // V8_INTERPRETED_REGEXP |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6172 | |
| 6173 | |
| 6174 | // Common part of EvalContextData and NestedBreakEventContextData tests. |
| 6175 | static void ExecuteScriptForContextCheck() { |
| 6176 | // Create a context. |
| 6177 | v8::Persistent<v8::Context> context_1; |
| 6178 | v8::Handle<v8::ObjectTemplate> global_template = |
| 6179 | v8::Handle<v8::ObjectTemplate>(); |
| 6180 | v8::Handle<v8::Value> global_object = v8::Handle<v8::Value>(); |
| 6181 | context_1 = v8::Context::New(NULL, global_template, global_object); |
| 6182 | |
| 6183 | // Default data value is undefined. |
| 6184 | CHECK(context_1->GetData()->IsUndefined()); |
| 6185 | |
| 6186 | // Set and check a data value. |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 6187 | v8::Handle<v8::String> data_1 = v8::String::New("1"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6188 | context_1->SetData(data_1); |
| 6189 | CHECK(context_1->GetData()->StrictEquals(data_1)); |
| 6190 | |
| 6191 | // Simple test function with eval that causes a break. |
| 6192 | const char* source = "function f() { eval('debugger;'); }"; |
| 6193 | |
| 6194 | // Enter and run function in the context. |
| 6195 | { |
| 6196 | v8::Context::Scope context_scope(context_1); |
| 6197 | expected_context = context_1; |
| 6198 | expected_context_data = data_1; |
| 6199 | v8::Local<v8::Function> f = CompileFunction(source, "f"); |
| 6200 | f->Call(context_1->Global(), 0, NULL); |
| 6201 | } |
| 6202 | } |
| 6203 | |
| 6204 | |
| 6205 | // Test which creates a context and sets embedder data on it. Checks that this |
| 6206 | // data is set correctly and that when the debug message handler is called for |
| 6207 | // break event in an eval statement the expected context is the one returned by |
| 6208 | // Message.GetEventContext. |
| 6209 | TEST(EvalContextData) { |
| 6210 | v8::HandleScope scope; |
| 6211 | v8::Debug::SetMessageHandler2(ContextCheckMessageHandler); |
| 6212 | |
| 6213 | ExecuteScriptForContextCheck(); |
| 6214 | |
| 6215 | // One time compile event and one time break event. |
| 6216 | CHECK_GT(message_handler_hit_count, 2); |
| 6217 | v8::Debug::SetMessageHandler2(NULL); |
| 6218 | CheckDebuggerUnloaded(); |
| 6219 | } |
| 6220 | |
| 6221 | |
| 6222 | static bool sent_eval = false; |
| 6223 | static int break_count = 0; |
| 6224 | static int continue_command_send_count = 0; |
| 6225 | // Check that the expected context is the one generating the debug event |
| 6226 | // including the case of nested break event. |
| 6227 | static void DebugEvalContextCheckMessageHandler( |
| 6228 | const v8::Debug::Message& message) { |
| 6229 | CHECK(message.GetEventContext() == expected_context); |
| 6230 | CHECK(message.GetEventContext()->GetData()->StrictEquals( |
| 6231 | expected_context_data)); |
| 6232 | message_handler_hit_count++; |
| 6233 | |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 6234 | static char print_buffer[1000]; |
| 6235 | v8::String::Value json(message.GetJSON()); |
| 6236 | Utf16ToAscii(*json, json.length(), print_buffer); |
| 6237 | |
| 6238 | if (IsBreakEventMessage(print_buffer)) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6239 | break_count++; |
| 6240 | if (!sent_eval) { |
| 6241 | sent_eval = true; |
| 6242 | |
| 6243 | const int kBufferSize = 1000; |
| 6244 | uint16_t buffer[kBufferSize]; |
| 6245 | const char* eval_command = |
| 6246 | "{\"seq\":0," |
| 6247 | "\"type\":\"request\"," |
| 6248 | "\"command\":\"evaluate\"," |
| 6249 | "arguments:{\"expression\":\"debugger;\"," |
| 6250 | "\"global\":true,\"disable_break\":false}}"; |
| 6251 | |
| 6252 | // Send evaluate command. |
| 6253 | v8::Debug::SendCommand(buffer, AsciiToUtf16(eval_command, buffer)); |
| 6254 | return; |
| 6255 | } else { |
| 6256 | // It's a break event caused by the evaluation request above. |
| 6257 | SendContinueCommand(); |
| 6258 | continue_command_send_count++; |
| 6259 | } |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 6260 | } else if (IsEvaluateResponseMessage(print_buffer) && |
| 6261 | continue_command_send_count < 2) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6262 | // Response to the evaluation request. We're still on the breakpoint so |
| 6263 | // send continue. |
| 6264 | SendContinueCommand(); |
| 6265 | continue_command_send_count++; |
| 6266 | } |
| 6267 | } |
| 6268 | |
| 6269 | |
| 6270 | // Tests that context returned for break event is correct when the event occurs |
| 6271 | // in 'evaluate' debugger request. |
| 6272 | TEST(NestedBreakEventContextData) { |
| 6273 | v8::HandleScope scope; |
| 6274 | break_count = 0; |
| 6275 | message_handler_hit_count = 0; |
| 6276 | v8::Debug::SetMessageHandler2(DebugEvalContextCheckMessageHandler); |
| 6277 | |
| 6278 | ExecuteScriptForContextCheck(); |
| 6279 | |
| 6280 | // One time compile event and two times break event. |
| 6281 | CHECK_GT(message_handler_hit_count, 3); |
| 6282 | |
| 6283 | // One break from the source and another from the evaluate request. |
| 6284 | CHECK_EQ(break_count, 2); |
| 6285 | v8::Debug::SetMessageHandler2(NULL); |
| 6286 | CheckDebuggerUnloaded(); |
| 6287 | } |
| 6288 | |
| 6289 | |
| 6290 | // Debug event listener which counts the script collected events. |
| 6291 | int script_collected_count = 0; |
| 6292 | static void DebugEventScriptCollectedEvent(v8::DebugEvent event, |
| 6293 | v8::Handle<v8::Object> exec_state, |
| 6294 | v8::Handle<v8::Object> event_data, |
| 6295 | v8::Handle<v8::Value> data) { |
| 6296 | // Count the number of breaks. |
| 6297 | if (event == v8::ScriptCollected) { |
| 6298 | script_collected_count++; |
| 6299 | } |
| 6300 | } |
| 6301 | |
| 6302 | |
| 6303 | // Test that scripts collected are reported through the debug event listener. |
| 6304 | TEST(ScriptCollectedEvent) { |
| 6305 | break_point_hit_count = 0; |
| 6306 | script_collected_count = 0; |
| 6307 | v8::HandleScope scope; |
| 6308 | DebugLocalContext env; |
| 6309 | |
| 6310 | // Request the loaded scripts to initialize the debugger script cache. |
| 6311 | Debug::GetLoadedScripts(); |
| 6312 | |
| 6313 | // Do garbage collection to ensure that only the script in this test will be |
| 6314 | // collected afterwards. |
| 6315 | Heap::CollectAllGarbage(false); |
| 6316 | |
| 6317 | script_collected_count = 0; |
| 6318 | v8::Debug::SetDebugEventListener(DebugEventScriptCollectedEvent, |
| 6319 | v8::Undefined()); |
| 6320 | { |
| 6321 | v8::Script::Compile(v8::String::New("eval('a=1')"))->Run(); |
| 6322 | v8::Script::Compile(v8::String::New("eval('a=2')"))->Run(); |
| 6323 | } |
| 6324 | |
| 6325 | // Do garbage collection to collect the script above which is no longer |
| 6326 | // referenced. |
| 6327 | Heap::CollectAllGarbage(false); |
| 6328 | |
| 6329 | CHECK_EQ(2, script_collected_count); |
| 6330 | |
| 6331 | v8::Debug::SetDebugEventListener(NULL); |
| 6332 | CheckDebuggerUnloaded(); |
| 6333 | } |
| 6334 | |
| 6335 | |
| 6336 | // Debug event listener which counts the script collected events. |
| 6337 | int script_collected_message_count = 0; |
| 6338 | static void ScriptCollectedMessageHandler(const v8::Debug::Message& message) { |
| 6339 | // Count the number of scripts collected. |
| 6340 | if (message.IsEvent() && message.GetEvent() == v8::ScriptCollected) { |
| 6341 | script_collected_message_count++; |
| 6342 | v8::Handle<v8::Context> context = message.GetEventContext(); |
| 6343 | CHECK(context.IsEmpty()); |
| 6344 | } |
| 6345 | } |
| 6346 | |
| 6347 | |
| 6348 | // Test that GetEventContext doesn't fail and return empty handle for |
| 6349 | // ScriptCollected events. |
| 6350 | TEST(ScriptCollectedEventContext) { |
| 6351 | script_collected_message_count = 0; |
| 6352 | v8::HandleScope scope; |
| 6353 | |
| 6354 | { // Scope for the DebugLocalContext. |
| 6355 | DebugLocalContext env; |
| 6356 | |
| 6357 | // Request the loaded scripts to initialize the debugger script cache. |
| 6358 | Debug::GetLoadedScripts(); |
| 6359 | |
| 6360 | // Do garbage collection to ensure that only the script in this test will be |
| 6361 | // collected afterwards. |
| 6362 | Heap::CollectAllGarbage(false); |
| 6363 | |
| 6364 | v8::Debug::SetMessageHandler2(ScriptCollectedMessageHandler); |
| 6365 | { |
| 6366 | v8::Script::Compile(v8::String::New("eval('a=1')"))->Run(); |
| 6367 | v8::Script::Compile(v8::String::New("eval('a=2')"))->Run(); |
| 6368 | } |
| 6369 | } |
| 6370 | |
| 6371 | // Do garbage collection to collect the script above which is no longer |
| 6372 | // referenced. |
| 6373 | Heap::CollectAllGarbage(false); |
| 6374 | |
| 6375 | CHECK_EQ(2, script_collected_message_count); |
| 6376 | |
| 6377 | v8::Debug::SetMessageHandler2(NULL); |
| 6378 | } |
| 6379 | |
| 6380 | |
| 6381 | // Debug event listener which counts the after compile events. |
| 6382 | int after_compile_message_count = 0; |
| 6383 | static void AfterCompileMessageHandler(const v8::Debug::Message& message) { |
| 6384 | // Count the number of scripts collected. |
| 6385 | if (message.IsEvent()) { |
| 6386 | if (message.GetEvent() == v8::AfterCompile) { |
| 6387 | after_compile_message_count++; |
| 6388 | } else if (message.GetEvent() == v8::Break) { |
| 6389 | SendContinueCommand(); |
| 6390 | } |
| 6391 | } |
| 6392 | } |
| 6393 | |
| 6394 | |
| 6395 | // Tests that after compile event is sent as many times as there are scripts |
| 6396 | // compiled. |
| 6397 | TEST(AfterCompileMessageWhenMessageHandlerIsReset) { |
| 6398 | v8::HandleScope scope; |
| 6399 | DebugLocalContext env; |
| 6400 | after_compile_message_count = 0; |
| 6401 | const char* script = "var a=1"; |
| 6402 | |
| 6403 | v8::Debug::SetMessageHandler2(AfterCompileMessageHandler); |
| 6404 | v8::Script::Compile(v8::String::New(script))->Run(); |
| 6405 | v8::Debug::SetMessageHandler2(NULL); |
| 6406 | |
| 6407 | v8::Debug::SetMessageHandler2(AfterCompileMessageHandler); |
| 6408 | v8::Debug::DebugBreak(); |
| 6409 | v8::Script::Compile(v8::String::New(script))->Run(); |
| 6410 | |
| 6411 | // Setting listener to NULL should cause debugger unload. |
| 6412 | v8::Debug::SetMessageHandler2(NULL); |
| 6413 | CheckDebuggerUnloaded(); |
| 6414 | |
| 6415 | // Compilation cache should be disabled when debugger is active. |
| 6416 | CHECK_EQ(2, after_compile_message_count); |
| 6417 | } |
| 6418 | |
| 6419 | |
| 6420 | // Tests that break event is sent when message handler is reset. |
| 6421 | TEST(BreakMessageWhenMessageHandlerIsReset) { |
| 6422 | v8::HandleScope scope; |
| 6423 | DebugLocalContext env; |
| 6424 | after_compile_message_count = 0; |
| 6425 | const char* script = "function f() {};"; |
| 6426 | |
| 6427 | v8::Debug::SetMessageHandler2(AfterCompileMessageHandler); |
| 6428 | v8::Script::Compile(v8::String::New(script))->Run(); |
| 6429 | v8::Debug::SetMessageHandler2(NULL); |
| 6430 | |
| 6431 | v8::Debug::SetMessageHandler2(AfterCompileMessageHandler); |
| 6432 | v8::Debug::DebugBreak(); |
| 6433 | v8::Local<v8::Function> f = |
| 6434 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 6435 | f->Call(env->Global(), 0, NULL); |
| 6436 | |
| 6437 | // Setting message handler to NULL should cause debugger unload. |
| 6438 | v8::Debug::SetMessageHandler2(NULL); |
| 6439 | CheckDebuggerUnloaded(); |
| 6440 | |
| 6441 | // Compilation cache should be disabled when debugger is active. |
| 6442 | CHECK_EQ(1, after_compile_message_count); |
| 6443 | } |
| 6444 | |
| 6445 | |
| 6446 | static int exception_event_count = 0; |
| 6447 | static void ExceptionMessageHandler(const v8::Debug::Message& message) { |
| 6448 | if (message.IsEvent() && message.GetEvent() == v8::Exception) { |
| 6449 | exception_event_count++; |
| 6450 | SendContinueCommand(); |
| 6451 | } |
| 6452 | } |
| 6453 | |
| 6454 | |
| 6455 | // Tests that exception event is sent when message handler is reset. |
| 6456 | TEST(ExceptionMessageWhenMessageHandlerIsReset) { |
| 6457 | v8::HandleScope scope; |
| 6458 | DebugLocalContext env; |
| 6459 | exception_event_count = 0; |
| 6460 | const char* script = "function f() {throw new Error()};"; |
| 6461 | |
| 6462 | v8::Debug::SetMessageHandler2(AfterCompileMessageHandler); |
| 6463 | v8::Script::Compile(v8::String::New(script))->Run(); |
| 6464 | v8::Debug::SetMessageHandler2(NULL); |
| 6465 | |
| 6466 | v8::Debug::SetMessageHandler2(ExceptionMessageHandler); |
| 6467 | v8::Local<v8::Function> f = |
| 6468 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 6469 | f->Call(env->Global(), 0, NULL); |
| 6470 | |
| 6471 | // Setting message handler to NULL should cause debugger unload. |
| 6472 | v8::Debug::SetMessageHandler2(NULL); |
| 6473 | CheckDebuggerUnloaded(); |
| 6474 | |
| 6475 | CHECK_EQ(1, exception_event_count); |
| 6476 | } |
| 6477 | |
| 6478 | |
| 6479 | // Tests after compile event is sent when there are some provisional |
| 6480 | // breakpoints out of the scripts lines range. |
| 6481 | TEST(ProvisionalBreakpointOnLineOutOfRange) { |
| 6482 | v8::HandleScope scope; |
| 6483 | DebugLocalContext env; |
| 6484 | env.ExposeDebug(); |
| 6485 | const char* script = "function f() {};"; |
| 6486 | const char* resource_name = "test_resource"; |
| 6487 | |
| 6488 | // Set a couple of provisional breakpoint on lines out of the script lines |
| 6489 | // range. |
| 6490 | int sbp1 = SetScriptBreakPointByNameFromJS(resource_name, 3, |
| 6491 | -1 /* no column */); |
| 6492 | int sbp2 = SetScriptBreakPointByNameFromJS(resource_name, 5, 5); |
| 6493 | |
| 6494 | after_compile_message_count = 0; |
| 6495 | v8::Debug::SetMessageHandler2(AfterCompileMessageHandler); |
| 6496 | |
| 6497 | v8::ScriptOrigin origin( |
| 6498 | v8::String::New(resource_name), |
| 6499 | v8::Integer::New(10), |
| 6500 | v8::Integer::New(1)); |
| 6501 | // Compile a script whose first line number is greater than the breakpoints' |
| 6502 | // lines. |
| 6503 | v8::Script::Compile(v8::String::New(script), &origin)->Run(); |
| 6504 | |
| 6505 | // If the script is compiled successfully there is exactly one after compile |
| 6506 | // event. In case of an exception in debugger code after compile event is not |
| 6507 | // sent. |
| 6508 | CHECK_EQ(1, after_compile_message_count); |
| 6509 | |
| 6510 | ClearBreakPointFromJS(sbp1); |
| 6511 | ClearBreakPointFromJS(sbp2); |
| 6512 | v8::Debug::SetMessageHandler2(NULL); |
| 6513 | } |
| 6514 | |
| 6515 | |
| 6516 | static void BreakMessageHandler(const v8::Debug::Message& message) { |
| 6517 | if (message.IsEvent() && message.GetEvent() == v8::Break) { |
| 6518 | // Count the number of breaks. |
| 6519 | break_point_hit_count++; |
| 6520 | |
| 6521 | v8::HandleScope scope; |
| 6522 | v8::Handle<v8::String> json = message.GetJSON(); |
| 6523 | |
| 6524 | SendContinueCommand(); |
| 6525 | } else if (message.IsEvent() && message.GetEvent() == v8::AfterCompile) { |
| 6526 | v8::HandleScope scope; |
| 6527 | |
| 6528 | bool is_debug_break = i::StackGuard::IsDebugBreak(); |
| 6529 | // Force DebugBreak flag while serializer is working. |
| 6530 | i::StackGuard::DebugBreak(); |
| 6531 | |
| 6532 | // Force serialization to trigger some internal JS execution. |
| 6533 | v8::Handle<v8::String> json = message.GetJSON(); |
| 6534 | |
| 6535 | // Restore previous state. |
| 6536 | if (is_debug_break) { |
| 6537 | i::StackGuard::DebugBreak(); |
| 6538 | } else { |
| 6539 | i::StackGuard::Continue(i::DEBUGBREAK); |
| 6540 | } |
| 6541 | } |
| 6542 | } |
| 6543 | |
| 6544 | |
| 6545 | // Test that if DebugBreak is forced it is ignored when code from |
| 6546 | // debug-delay.js is executed. |
| 6547 | TEST(NoDebugBreakInAfterCompileMessageHandler) { |
| 6548 | v8::HandleScope scope; |
| 6549 | DebugLocalContext env; |
| 6550 | |
| 6551 | // Register a debug event listener which sets the break flag and counts. |
| 6552 | v8::Debug::SetMessageHandler2(BreakMessageHandler); |
| 6553 | |
| 6554 | // Set the debug break flag. |
| 6555 | v8::Debug::DebugBreak(); |
| 6556 | |
| 6557 | // Create a function for testing stepping. |
| 6558 | const char* src = "function f() { eval('var x = 10;'); } "; |
| 6559 | v8::Local<v8::Function> f = CompileFunction(&env, src, "f"); |
| 6560 | |
| 6561 | // There should be only one break event. |
| 6562 | CHECK_EQ(1, break_point_hit_count); |
| 6563 | |
| 6564 | // Set the debug break flag again. |
| 6565 | v8::Debug::DebugBreak(); |
| 6566 | f->Call(env->Global(), 0, NULL); |
| 6567 | // There should be one more break event when the script is evaluated in 'f'. |
| 6568 | CHECK_EQ(2, break_point_hit_count); |
| 6569 | |
| 6570 | // Get rid of the debug message handler. |
| 6571 | v8::Debug::SetMessageHandler2(NULL); |
| 6572 | CheckDebuggerUnloaded(); |
| 6573 | } |
| 6574 | |
| 6575 | |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 6576 | static int counting_message_handler_counter; |
| 6577 | |
| 6578 | static void CountingMessageHandler(const v8::Debug::Message& message) { |
| 6579 | counting_message_handler_counter++; |
| 6580 | } |
| 6581 | |
| 6582 | // Test that debug messages get processed when ProcessDebugMessages is called. |
| 6583 | TEST(ProcessDebugMessages) { |
| 6584 | v8::HandleScope scope; |
| 6585 | DebugLocalContext env; |
| 6586 | |
| 6587 | counting_message_handler_counter = 0; |
| 6588 | |
| 6589 | v8::Debug::SetMessageHandler2(CountingMessageHandler); |
| 6590 | |
| 6591 | const int kBufferSize = 1000; |
| 6592 | uint16_t buffer[kBufferSize]; |
| 6593 | const char* scripts_command = |
| 6594 | "{\"seq\":0," |
| 6595 | "\"type\":\"request\"," |
| 6596 | "\"command\":\"scripts\"}"; |
| 6597 | |
| 6598 | // Send scripts command. |
| 6599 | v8::Debug::SendCommand(buffer, AsciiToUtf16(scripts_command, buffer)); |
| 6600 | |
| 6601 | CHECK_EQ(0, counting_message_handler_counter); |
| 6602 | v8::Debug::ProcessDebugMessages(); |
| 6603 | // At least one message should come |
| 6604 | CHECK_GE(counting_message_handler_counter, 1); |
| 6605 | |
| 6606 | counting_message_handler_counter = 0; |
| 6607 | |
| 6608 | v8::Debug::SendCommand(buffer, AsciiToUtf16(scripts_command, buffer)); |
| 6609 | v8::Debug::SendCommand(buffer, AsciiToUtf16(scripts_command, buffer)); |
| 6610 | CHECK_EQ(0, counting_message_handler_counter); |
| 6611 | v8::Debug::ProcessDebugMessages(); |
| 6612 | // At least two messages should come |
| 6613 | CHECK_GE(counting_message_handler_counter, 2); |
| 6614 | |
| 6615 | // Get rid of the debug message handler. |
| 6616 | v8::Debug::SetMessageHandler2(NULL); |
| 6617 | CheckDebuggerUnloaded(); |
| 6618 | } |
| 6619 | |
| 6620 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6621 | struct BacktraceData { |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 6622 | static int frame_counter; |
| 6623 | static void MessageHandler(const v8::Debug::Message& message) { |
| 6624 | char print_buffer[1000]; |
| 6625 | v8::String::Value json(message.GetJSON()); |
| 6626 | Utf16ToAscii(*json, json.length(), print_buffer, 1000); |
| 6627 | |
| 6628 | if (strstr(print_buffer, "backtrace") == NULL) { |
| 6629 | return; |
| 6630 | } |
| 6631 | frame_counter = GetTotalFramesInt(print_buffer); |
| 6632 | } |
| 6633 | }; |
| 6634 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6635 | int BacktraceData::frame_counter; |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 6636 | |
| 6637 | |
| 6638 | // Test that debug messages get processed when ProcessDebugMessages is called. |
| 6639 | TEST(Backtrace) { |
| 6640 | v8::HandleScope scope; |
| 6641 | DebugLocalContext env; |
| 6642 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6643 | v8::Debug::SetMessageHandler2(BacktraceData::MessageHandler); |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 6644 | |
| 6645 | const int kBufferSize = 1000; |
| 6646 | uint16_t buffer[kBufferSize]; |
| 6647 | const char* scripts_command = |
| 6648 | "{\"seq\":0," |
| 6649 | "\"type\":\"request\"," |
| 6650 | "\"command\":\"backtrace\"}"; |
| 6651 | |
| 6652 | // Check backtrace from ProcessDebugMessages. |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6653 | BacktraceData::frame_counter = -10; |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 6654 | v8::Debug::SendCommand(buffer, AsciiToUtf16(scripts_command, buffer)); |
| 6655 | v8::Debug::ProcessDebugMessages(); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6656 | CHECK_EQ(BacktraceData::frame_counter, 0); |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 6657 | |
| 6658 | v8::Handle<v8::String> void0 = v8::String::New("void(0)"); |
| 6659 | v8::Handle<v8::Script> script = v8::Script::Compile(void0, void0); |
| 6660 | |
| 6661 | // Check backtrace from "void(0)" script. |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6662 | BacktraceData::frame_counter = -10; |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 6663 | v8::Debug::SendCommand(buffer, AsciiToUtf16(scripts_command, buffer)); |
| 6664 | script->Run(); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6665 | CHECK_EQ(BacktraceData::frame_counter, 1); |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 6666 | |
| 6667 | // Get rid of the debug message handler. |
| 6668 | v8::Debug::SetMessageHandler2(NULL); |
| 6669 | CheckDebuggerUnloaded(); |
| 6670 | } |
| 6671 | |
| 6672 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6673 | TEST(GetMirror) { |
| 6674 | v8::HandleScope scope; |
| 6675 | DebugLocalContext env; |
| 6676 | v8::Handle<v8::Value> obj = v8::Debug::GetMirror(v8::String::New("hodja")); |
| 6677 | v8::Handle<v8::Function> run_test = v8::Handle<v8::Function>::Cast( |
| 6678 | v8::Script::New( |
| 6679 | v8::String::New( |
| 6680 | "function runTest(mirror) {" |
| 6681 | " return mirror.isString() && (mirror.length() == 5);" |
| 6682 | "}" |
| 6683 | "" |
| 6684 | "runTest;"))->Run()); |
| 6685 | v8::Handle<v8::Value> result = run_test->Call(env->Global(), 1, &obj); |
| 6686 | CHECK(result->IsTrue()); |
| 6687 | } |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 6688 | |
| 6689 | |
| 6690 | // Test that the debug break flag works with function.apply. |
| 6691 | TEST(DebugBreakFunctionApply) { |
| 6692 | v8::HandleScope scope; |
| 6693 | DebugLocalContext env; |
| 6694 | |
| 6695 | // Create a function for testing breaking in apply. |
| 6696 | v8::Local<v8::Function> foo = CompileFunction( |
| 6697 | &env, |
| 6698 | "function baz(x) { }" |
| 6699 | "function bar(x) { baz(); }" |
| 6700 | "function foo(){ bar.apply(this, [1]); }", |
| 6701 | "foo"); |
| 6702 | |
| 6703 | // Register a debug event listener which steps and counts. |
| 6704 | v8::Debug::SetDebugEventListener(DebugEventBreakMax); |
| 6705 | |
| 6706 | // Set the debug break flag before calling the code using function.apply. |
| 6707 | v8::Debug::DebugBreak(); |
| 6708 | |
| 6709 | // Limit the number of debug breaks. This is a regression test for issue 493 |
| 6710 | // where this test would enter an infinite loop. |
| 6711 | break_point_hit_count = 0; |
| 6712 | max_break_point_hit_count = 10000; // 10000 => infinite loop. |
| 6713 | foo->Call(env->Global(), 0, NULL); |
| 6714 | |
| 6715 | // When keeping the debug break several break will happen. |
| 6716 | CHECK_EQ(3, break_point_hit_count); |
| 6717 | |
| 6718 | v8::Debug::SetDebugEventListener(NULL); |
| 6719 | CheckDebuggerUnloaded(); |
| 6720 | } |
| 6721 | |
| 6722 | |
| 6723 | v8::Handle<v8::Context> debugee_context; |
| 6724 | v8::Handle<v8::Context> debugger_context; |
| 6725 | |
| 6726 | |
| 6727 | // Property getter that checks that current and calling contexts |
| 6728 | // are both the debugee contexts. |
| 6729 | static v8::Handle<v8::Value> NamedGetterWithCallingContextCheck( |
| 6730 | v8::Local<v8::String> name, |
| 6731 | const v8::AccessorInfo& info) { |
| 6732 | CHECK_EQ(0, strcmp(*v8::String::AsciiValue(name), "a")); |
| 6733 | v8::Handle<v8::Context> current = v8::Context::GetCurrent(); |
| 6734 | CHECK(current == debugee_context); |
| 6735 | CHECK(current != debugger_context); |
| 6736 | v8::Handle<v8::Context> calling = v8::Context::GetCalling(); |
| 6737 | CHECK(calling == debugee_context); |
| 6738 | CHECK(calling != debugger_context); |
| 6739 | return v8::Int32::New(1); |
| 6740 | } |
| 6741 | |
| 6742 | |
| 6743 | // Debug event listener that checks if the first argument of a function is |
| 6744 | // an object with property 'a' == 1. If the property has custom accessor |
| 6745 | // this handler will eventually invoke it. |
| 6746 | static void DebugEventGetAtgumentPropertyValue( |
| 6747 | v8::DebugEvent event, |
| 6748 | v8::Handle<v8::Object> exec_state, |
| 6749 | v8::Handle<v8::Object> event_data, |
| 6750 | v8::Handle<v8::Value> data) { |
| 6751 | if (event == v8::Break) { |
| 6752 | break_point_hit_count++; |
| 6753 | CHECK(debugger_context == v8::Context::GetCurrent()); |
| 6754 | v8::Handle<v8::Function> func(v8::Function::Cast(*CompileRun( |
| 6755 | "(function(exec_state) {\n" |
| 6756 | " return (exec_state.frame(0).argumentValue(0).property('a').\n" |
| 6757 | " value().value() == 1);\n" |
| 6758 | "})"))); |
| 6759 | const int argc = 1; |
| 6760 | v8::Handle<v8::Value> argv[argc] = { exec_state }; |
| 6761 | v8::Handle<v8::Value> result = func->Call(exec_state, argc, argv); |
| 6762 | CHECK(result->IsTrue()); |
| 6763 | } |
| 6764 | } |
| 6765 | |
| 6766 | |
| 6767 | TEST(CallingContextIsNotDebugContext) { |
| 6768 | // Create and enter a debugee context. |
| 6769 | v8::HandleScope scope; |
| 6770 | DebugLocalContext env; |
| 6771 | env.ExposeDebug(); |
| 6772 | |
| 6773 | // Save handles to the debugger and debugee contexts to be used in |
| 6774 | // NamedGetterWithCallingContextCheck. |
| 6775 | debugee_context = v8::Local<v8::Context>(*env); |
| 6776 | debugger_context = v8::Utils::ToLocal(Debug::debug_context()); |
| 6777 | |
| 6778 | // Create object with 'a' property accessor. |
| 6779 | v8::Handle<v8::ObjectTemplate> named = v8::ObjectTemplate::New(); |
| 6780 | named->SetAccessor(v8::String::New("a"), |
| 6781 | NamedGetterWithCallingContextCheck); |
| 6782 | env->Global()->Set(v8::String::New("obj"), |
| 6783 | named->NewInstance()); |
| 6784 | |
| 6785 | // Register the debug event listener |
| 6786 | v8::Debug::SetDebugEventListener(DebugEventGetAtgumentPropertyValue); |
| 6787 | |
| 6788 | // Create a function that invokes debugger. |
| 6789 | v8::Local<v8::Function> foo = CompileFunction( |
| 6790 | &env, |
| 6791 | "function bar(x) { debugger; }" |
| 6792 | "function foo(){ bar(obj); }", |
| 6793 | "foo"); |
| 6794 | |
| 6795 | break_point_hit_count = 0; |
| 6796 | foo->Call(env->Global(), 0, NULL); |
| 6797 | CHECK_EQ(1, break_point_hit_count); |
| 6798 | |
| 6799 | v8::Debug::SetDebugEventListener(NULL); |
| 6800 | debugee_context = v8::Handle<v8::Context>(); |
| 6801 | debugger_context = v8::Handle<v8::Context>(); |
| 6802 | CheckDebuggerUnloaded(); |
| 6803 | } |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6804 | |
| 6805 | |
| 6806 | TEST(DebugContextIsPreservedBetweenAccesses) { |
| 6807 | v8::HandleScope scope; |
| 6808 | v8::Local<v8::Context> context1 = v8::Debug::GetDebugContext(); |
| 6809 | v8::Local<v8::Context> context2 = v8::Debug::GetDebugContext(); |
| 6810 | CHECK_EQ(*context1, *context2); |
Leon Clarke | f7060e2 | 2010-06-03 12:02:55 +0100 | [diff] [blame] | 6811 | } |
| 6812 | |
| 6813 | |
| 6814 | static v8::Handle<v8::Value> expected_callback_data; |
| 6815 | static void DebugEventContextChecker(const v8::Debug::EventDetails& details) { |
| 6816 | CHECK(details.GetEventContext() == expected_context); |
| 6817 | CHECK_EQ(expected_callback_data, details.GetCallbackData()); |
| 6818 | } |
| 6819 | |
| 6820 | // Check that event details contain context where debug event occured. |
| 6821 | TEST(DebugEventContext) { |
| 6822 | v8::HandleScope scope; |
| 6823 | expected_callback_data = v8::Int32::New(2010); |
| 6824 | v8::Debug::SetDebugEventListener2(DebugEventContextChecker, |
| 6825 | expected_callback_data); |
| 6826 | expected_context = v8::Context::New(); |
| 6827 | v8::Context::Scope context_scope(expected_context); |
| 6828 | v8::Script::Compile(v8::String::New("(function(){debugger;})();"))->Run(); |
| 6829 | expected_context.Dispose(); |
| 6830 | expected_context.Clear(); |
| 6831 | v8::Debug::SetDebugEventListener(NULL); |
| 6832 | expected_context_data = v8::Handle<v8::Value>(); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6833 | CheckDebuggerUnloaded(); |
| 6834 | } |
Leon Clarke | f7060e2 | 2010-06-03 12:02:55 +0100 | [diff] [blame] | 6835 | |
Ben Murdoch | 3bec4d2 | 2010-07-22 14:51:16 +0100 | [diff] [blame] | 6836 | |
| 6837 | static void* expected_break_data; |
| 6838 | static bool was_debug_break_called; |
| 6839 | static bool was_debug_event_called; |
| 6840 | static void DebugEventBreakDataChecker(const v8::Debug::EventDetails& details) { |
| 6841 | if (details.GetEvent() == v8::BreakForCommand) { |
| 6842 | CHECK_EQ(expected_break_data, details.GetClientData()); |
| 6843 | was_debug_event_called = true; |
| 6844 | } else if (details.GetEvent() == v8::Break) { |
| 6845 | was_debug_break_called = true; |
| 6846 | } |
| 6847 | } |
| 6848 | |
| 6849 | // Check that event details contain context where debug event occured. |
| 6850 | TEST(DebugEventBreakData) { |
| 6851 | v8::HandleScope scope; |
| 6852 | DebugLocalContext env; |
| 6853 | v8::Debug::SetDebugEventListener2(DebugEventBreakDataChecker); |
| 6854 | |
| 6855 | TestClientData::constructor_call_counter = 0; |
| 6856 | TestClientData::destructor_call_counter = 0; |
| 6857 | |
| 6858 | expected_break_data = NULL; |
| 6859 | was_debug_event_called = false; |
| 6860 | was_debug_break_called = false; |
| 6861 | v8::Debug::DebugBreakForCommand(); |
| 6862 | v8::Script::Compile(v8::String::New("(function(x){return x;})(1);"))->Run(); |
| 6863 | CHECK(was_debug_event_called); |
| 6864 | CHECK(!was_debug_break_called); |
| 6865 | |
| 6866 | TestClientData* data1 = new TestClientData(); |
| 6867 | expected_break_data = data1; |
| 6868 | was_debug_event_called = false; |
| 6869 | was_debug_break_called = false; |
| 6870 | v8::Debug::DebugBreakForCommand(data1); |
| 6871 | v8::Script::Compile(v8::String::New("(function(x){return x+1;})(1);"))->Run(); |
| 6872 | CHECK(was_debug_event_called); |
| 6873 | CHECK(!was_debug_break_called); |
| 6874 | |
| 6875 | expected_break_data = NULL; |
| 6876 | was_debug_event_called = false; |
| 6877 | was_debug_break_called = false; |
| 6878 | v8::Debug::DebugBreak(); |
| 6879 | v8::Script::Compile(v8::String::New("(function(x){return x+2;})(1);"))->Run(); |
| 6880 | CHECK(!was_debug_event_called); |
| 6881 | CHECK(was_debug_break_called); |
| 6882 | |
| 6883 | TestClientData* data2 = new TestClientData(); |
| 6884 | expected_break_data = data2; |
| 6885 | was_debug_event_called = false; |
| 6886 | was_debug_break_called = false; |
| 6887 | v8::Debug::DebugBreak(); |
| 6888 | v8::Debug::DebugBreakForCommand(data2); |
| 6889 | v8::Script::Compile(v8::String::New("(function(x){return x+3;})(1);"))->Run(); |
| 6890 | CHECK(was_debug_event_called); |
| 6891 | CHECK(was_debug_break_called); |
| 6892 | |
| 6893 | CHECK_EQ(2, TestClientData::constructor_call_counter); |
| 6894 | CHECK_EQ(TestClientData::constructor_call_counter, |
| 6895 | TestClientData::destructor_call_counter); |
| 6896 | |
| 6897 | v8::Debug::SetDebugEventListener(NULL); |
| 6898 | CheckDebuggerUnloaded(); |
| 6899 | } |
| 6900 | |
Teng-Hui Zhu | 3e5fa29 | 2010-11-09 16:16:48 -0800 | [diff] [blame] | 6901 | |
| 6902 | // Test that setting the terminate execution flag during debug break processing. |
Shimeng (Simon) Wang | 8a31eba | 2010-12-06 19:01:33 -0800 | [diff] [blame] | 6903 | static void TestDebugBreakInLoop(const char* loop_head, |
| 6904 | const char** loop_bodies, |
| 6905 | const char* loop_tail) { |
| 6906 | // Receive 100 breaks for each test and then terminate JavaScript execution. |
| 6907 | static int count = 0; |
| 6908 | |
| 6909 | for (int i = 0; loop_bodies[i] != NULL; i++) { |
| 6910 | count++; |
| 6911 | max_break_point_hit_count = count * 100; |
| 6912 | terminate_after_max_break_point_hit = true; |
| 6913 | |
| 6914 | EmbeddedVector<char, 1024> buffer; |
| 6915 | OS::SNPrintF(buffer, |
| 6916 | "function f() {%s%s%s}", |
| 6917 | loop_head, loop_bodies[i], loop_tail); |
| 6918 | |
| 6919 | // Function with infinite loop. |
| 6920 | CompileRun(buffer.start()); |
| 6921 | |
| 6922 | // Set the debug break to enter the debugger as soon as possible. |
| 6923 | v8::Debug::DebugBreak(); |
| 6924 | |
| 6925 | // Call function with infinite loop. |
| 6926 | CompileRun("f();"); |
| 6927 | CHECK_EQ(count * 100, break_point_hit_count); |
| 6928 | |
| 6929 | CHECK(!v8::V8::IsExecutionTerminating()); |
| 6930 | } |
| 6931 | } |
| 6932 | |
| 6933 | |
Teng-Hui Zhu | 3e5fa29 | 2010-11-09 16:16:48 -0800 | [diff] [blame] | 6934 | TEST(DebugBreakLoop) { |
| 6935 | v8::HandleScope scope; |
| 6936 | DebugLocalContext env; |
| 6937 | |
Teng-Hui Zhu | 3e5fa29 | 2010-11-09 16:16:48 -0800 | [diff] [blame] | 6938 | // Register a debug event listener which sets the break flag and counts. |
| 6939 | v8::Debug::SetDebugEventListener(DebugEventBreakMax); |
| 6940 | |
Shimeng (Simon) Wang | 8a31eba | 2010-12-06 19:01:33 -0800 | [diff] [blame] | 6941 | CompileRun("var a = 1;"); |
| 6942 | CompileRun("function g() { }"); |
| 6943 | CompileRun("function h() { }"); |
Teng-Hui Zhu | 3e5fa29 | 2010-11-09 16:16:48 -0800 | [diff] [blame] | 6944 | |
Shimeng (Simon) Wang | 8a31eba | 2010-12-06 19:01:33 -0800 | [diff] [blame] | 6945 | const char* loop_bodies[] = { |
| 6946 | "", |
| 6947 | "g()", |
| 6948 | "if (a == 0) { g() }", |
| 6949 | "if (a == 1) { g() }", |
| 6950 | "if (a == 0) { g() } else { h() }", |
| 6951 | "if (a == 0) { continue }", |
| 6952 | "if (a == 1) { continue }", |
| 6953 | "switch (a) { case 1: g(); }", |
| 6954 | "switch (a) { case 1: continue; }", |
| 6955 | "switch (a) { case 1: g(); break; default: h() }", |
| 6956 | "switch (a) { case 1: continue; break; default: h() }", |
| 6957 | NULL |
| 6958 | }; |
Teng-Hui Zhu | 3e5fa29 | 2010-11-09 16:16:48 -0800 | [diff] [blame] | 6959 | |
Shimeng (Simon) Wang | 8a31eba | 2010-12-06 19:01:33 -0800 | [diff] [blame] | 6960 | TestDebugBreakInLoop("while (true) {", loop_bodies, "}"); |
| 6961 | TestDebugBreakInLoop("while (a == 1) {", loop_bodies, "}"); |
| 6962 | |
| 6963 | TestDebugBreakInLoop("do {", loop_bodies, "} while (true)"); |
| 6964 | TestDebugBreakInLoop("do {", loop_bodies, "} while (a == 1)"); |
| 6965 | |
| 6966 | TestDebugBreakInLoop("for (;;) {", loop_bodies, "}"); |
| 6967 | TestDebugBreakInLoop("for (;a == 1;) {", loop_bodies, "}"); |
Teng-Hui Zhu | 3e5fa29 | 2010-11-09 16:16:48 -0800 | [diff] [blame] | 6968 | |
| 6969 | // Get rid of the debug event listener. |
| 6970 | v8::Debug::SetDebugEventListener(NULL); |
| 6971 | CheckDebuggerUnloaded(); |
| 6972 | } |
| 6973 | |
| 6974 | |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 6975 | #endif // ENABLE_DEBUGGER_SUPPORT |