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 | |
| 28 | #include <stdlib.h> |
| 29 | |
| 30 | #include "v8.h" |
| 31 | |
| 32 | #include "api.h" |
| 33 | #include "compilation-cache.h" |
| 34 | #include "debug.h" |
| 35 | #include "platform.h" |
| 36 | #include "stub-cache.h" |
| 37 | #include "cctest.h" |
| 38 | |
| 39 | |
| 40 | using ::v8::internal::EmbeddedVector; |
| 41 | using ::v8::internal::Object; |
| 42 | using ::v8::internal::OS; |
| 43 | using ::v8::internal::Handle; |
| 44 | using ::v8::internal::Heap; |
| 45 | using ::v8::internal::JSGlobalProxy; |
| 46 | using ::v8::internal::Code; |
| 47 | using ::v8::internal::Debug; |
| 48 | using ::v8::internal::Debugger; |
| 49 | using ::v8::internal::CommandMessage; |
| 50 | using ::v8::internal::CommandMessageQueue; |
| 51 | using ::v8::internal::StepAction; |
| 52 | using ::v8::internal::StepIn; // From StepAction enum |
| 53 | using ::v8::internal::StepNext; // From StepAction enum |
| 54 | using ::v8::internal::StepOut; // From StepAction enum |
| 55 | using ::v8::internal::Vector; |
| 56 | |
| 57 | |
| 58 | // Size of temp buffer for formatting small strings. |
| 59 | #define SMALL_STRING_BUFFER_SIZE 80 |
| 60 | |
| 61 | // --- A d d i t i o n a l C h e c k H e l p e r s |
| 62 | |
| 63 | |
| 64 | // Helper function used by the CHECK_EQ function when given Address |
| 65 | // arguments. Should not be called directly. |
| 66 | static inline void CheckEqualsHelper(const char* file, int line, |
| 67 | const char* expected_source, |
| 68 | ::v8::internal::Address expected, |
| 69 | const char* value_source, |
| 70 | ::v8::internal::Address value) { |
| 71 | if (expected != value) { |
| 72 | V8_Fatal(file, line, "CHECK_EQ(%s, %s) failed\n# " |
| 73 | "Expected: %i\n# Found: %i", |
| 74 | expected_source, value_source, expected, value); |
| 75 | } |
| 76 | } |
| 77 | |
| 78 | |
| 79 | // Helper function used by the CHECK_NE function when given Address |
| 80 | // arguments. Should not be called directly. |
| 81 | static inline void CheckNonEqualsHelper(const char* file, int line, |
| 82 | const char* unexpected_source, |
| 83 | ::v8::internal::Address unexpected, |
| 84 | const char* value_source, |
| 85 | ::v8::internal::Address value) { |
| 86 | if (unexpected == value) { |
| 87 | V8_Fatal(file, line, "CHECK_NE(%s, %s) failed\n# Value: %i", |
| 88 | unexpected_source, value_source, value); |
| 89 | } |
| 90 | } |
| 91 | |
| 92 | |
| 93 | // Helper function used by the CHECK function when given code |
| 94 | // arguments. Should not be called directly. |
| 95 | static inline void CheckEqualsHelper(const char* file, int line, |
| 96 | const char* expected_source, |
| 97 | const Code* expected, |
| 98 | const char* value_source, |
| 99 | const Code* value) { |
| 100 | if (expected != value) { |
| 101 | V8_Fatal(file, line, "CHECK_EQ(%s, %s) failed\n# " |
| 102 | "Expected: %p\n# Found: %p", |
| 103 | expected_source, value_source, expected, value); |
| 104 | } |
| 105 | } |
| 106 | |
| 107 | |
| 108 | static inline void CheckNonEqualsHelper(const char* file, int line, |
| 109 | const char* expected_source, |
| 110 | const Code* expected, |
| 111 | const char* value_source, |
| 112 | const Code* value) { |
| 113 | if (expected == value) { |
| 114 | V8_Fatal(file, line, "CHECK_NE(%s, %s) failed\n# Value: %p", |
| 115 | expected_source, value_source, value); |
| 116 | } |
| 117 | } |
| 118 | |
| 119 | |
| 120 | // --- H e l p e r C l a s s e s |
| 121 | |
| 122 | |
| 123 | // Helper class for creating a V8 enviromnent for running tests |
| 124 | class DebugLocalContext { |
| 125 | public: |
| 126 | inline DebugLocalContext( |
| 127 | v8::ExtensionConfiguration* extensions = 0, |
| 128 | v8::Handle<v8::ObjectTemplate> global_template = |
| 129 | v8::Handle<v8::ObjectTemplate>(), |
| 130 | v8::Handle<v8::Value> global_object = v8::Handle<v8::Value>()) |
| 131 | : context_(v8::Context::New(extensions, global_template, global_object)) { |
| 132 | context_->Enter(); |
| 133 | } |
| 134 | inline ~DebugLocalContext() { |
| 135 | context_->Exit(); |
| 136 | context_.Dispose(); |
| 137 | } |
| 138 | inline v8::Context* operator->() { return *context_; } |
| 139 | inline v8::Context* operator*() { return *context_; } |
| 140 | inline bool IsReady() { return !context_.IsEmpty(); } |
| 141 | void ExposeDebug() { |
| 142 | // Expose the debug context global object in the global object for testing. |
| 143 | Debug::Load(); |
| 144 | Debug::debug_context()->set_security_token( |
| 145 | v8::Utils::OpenHandle(*context_)->security_token()); |
| 146 | |
| 147 | Handle<JSGlobalProxy> global(Handle<JSGlobalProxy>::cast( |
| 148 | v8::Utils::OpenHandle(*context_->Global()))); |
| 149 | Handle<v8::internal::String> debug_string = |
| 150 | v8::internal::Factory::LookupAsciiSymbol("debug"); |
| 151 | SetProperty(global, debug_string, |
| 152 | Handle<Object>(Debug::debug_context()->global_proxy()), DONT_ENUM); |
| 153 | } |
| 154 | private: |
| 155 | v8::Persistent<v8::Context> context_; |
| 156 | }; |
| 157 | |
| 158 | |
| 159 | // --- H e l p e r F u n c t i o n s |
| 160 | |
| 161 | |
| 162 | // Compile and run the supplied source and return the fequested function. |
| 163 | static v8::Local<v8::Function> CompileFunction(DebugLocalContext* env, |
| 164 | const char* source, |
| 165 | const char* function_name) { |
| 166 | v8::Script::Compile(v8::String::New(source))->Run(); |
| 167 | return v8::Local<v8::Function>::Cast( |
| 168 | (*env)->Global()->Get(v8::String::New(function_name))); |
| 169 | } |
| 170 | |
| 171 | |
| 172 | // Compile and run the supplied source and return the requested function. |
| 173 | static v8::Local<v8::Function> CompileFunction(const char* source, |
| 174 | const char* function_name) { |
| 175 | v8::Script::Compile(v8::String::New(source))->Run(); |
| 176 | return v8::Local<v8::Function>::Cast( |
| 177 | v8::Context::GetCurrent()->Global()->Get(v8::String::New(function_name))); |
| 178 | } |
| 179 | |
| 180 | |
| 181 | // Helper function that compiles and runs the source. |
| 182 | static v8::Local<v8::Value> CompileRun(const char* source) { |
| 183 | return v8::Script::Compile(v8::String::New(source))->Run(); |
| 184 | } |
| 185 | |
| 186 | |
| 187 | // Is there any debug info for the function? |
| 188 | static bool HasDebugInfo(v8::Handle<v8::Function> fun) { |
| 189 | Handle<v8::internal::JSFunction> f = v8::Utils::OpenHandle(*fun); |
| 190 | Handle<v8::internal::SharedFunctionInfo> shared(f->shared()); |
| 191 | return Debug::HasDebugInfo(shared); |
| 192 | } |
| 193 | |
| 194 | |
| 195 | // Set a break point in a function and return the associated break point |
| 196 | // number. |
| 197 | static int SetBreakPoint(Handle<v8::internal::JSFunction> fun, int position) { |
| 198 | static int break_point = 0; |
| 199 | Handle<v8::internal::SharedFunctionInfo> shared(fun->shared()); |
| 200 | Debug::SetBreakPoint( |
| 201 | shared, position, |
| 202 | Handle<Object>(v8::internal::Smi::FromInt(++break_point))); |
| 203 | return break_point; |
| 204 | } |
| 205 | |
| 206 | |
| 207 | // Set a break point in a function and return the associated break point |
| 208 | // number. |
| 209 | static int SetBreakPoint(v8::Handle<v8::Function> fun, int position) { |
| 210 | return SetBreakPoint(v8::Utils::OpenHandle(*fun), position); |
| 211 | } |
| 212 | |
| 213 | |
| 214 | // Set a break point in a function using the Debug object and return the |
| 215 | // associated break point number. |
| 216 | static int SetBreakPointFromJS(const char* function_name, |
| 217 | int line, int position) { |
| 218 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 219 | OS::SNPrintF(buffer, |
| 220 | "debug.Debug.setBreakPoint(%s,%d,%d)", |
| 221 | function_name, line, position); |
| 222 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 223 | v8::Handle<v8::String> str = v8::String::New(buffer.start()); |
| 224 | return v8::Script::Compile(str)->Run()->Int32Value(); |
| 225 | } |
| 226 | |
| 227 | |
| 228 | // Set a break point in a script identified by id using the global Debug object. |
| 229 | static int SetScriptBreakPointByIdFromJS(int script_id, int line, int column) { |
| 230 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 231 | if (column >= 0) { |
| 232 | // Column specified set script break point on precise location. |
| 233 | OS::SNPrintF(buffer, |
| 234 | "debug.Debug.setScriptBreakPointById(%d,%d,%d)", |
| 235 | script_id, line, column); |
| 236 | } else { |
| 237 | // Column not specified set script break point on line. |
| 238 | OS::SNPrintF(buffer, |
| 239 | "debug.Debug.setScriptBreakPointById(%d,%d)", |
| 240 | script_id, line); |
| 241 | } |
| 242 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 243 | { |
| 244 | v8::TryCatch try_catch; |
| 245 | v8::Handle<v8::String> str = v8::String::New(buffer.start()); |
| 246 | v8::Handle<v8::Value> value = v8::Script::Compile(str)->Run(); |
| 247 | CHECK(!try_catch.HasCaught()); |
| 248 | return value->Int32Value(); |
| 249 | } |
| 250 | } |
| 251 | |
| 252 | |
| 253 | // Set a break point in a script identified by name using the global Debug |
| 254 | // object. |
| 255 | static int SetScriptBreakPointByNameFromJS(const char* script_name, |
| 256 | int line, int column) { |
| 257 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 258 | if (column >= 0) { |
| 259 | // Column specified set script break point on precise location. |
| 260 | OS::SNPrintF(buffer, |
| 261 | "debug.Debug.setScriptBreakPointByName(\"%s\",%d,%d)", |
| 262 | script_name, line, column); |
| 263 | } else { |
| 264 | // Column not specified set script break point on line. |
| 265 | OS::SNPrintF(buffer, |
| 266 | "debug.Debug.setScriptBreakPointByName(\"%s\",%d)", |
| 267 | script_name, line); |
| 268 | } |
| 269 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 270 | { |
| 271 | v8::TryCatch try_catch; |
| 272 | v8::Handle<v8::String> str = v8::String::New(buffer.start()); |
| 273 | v8::Handle<v8::Value> value = v8::Script::Compile(str)->Run(); |
| 274 | CHECK(!try_catch.HasCaught()); |
| 275 | return value->Int32Value(); |
| 276 | } |
| 277 | } |
| 278 | |
| 279 | |
| 280 | // Clear a break point. |
| 281 | static void ClearBreakPoint(int break_point) { |
| 282 | Debug::ClearBreakPoint( |
| 283 | Handle<Object>(v8::internal::Smi::FromInt(break_point))); |
| 284 | } |
| 285 | |
| 286 | |
| 287 | // Clear a break point using the global Debug object. |
| 288 | static void ClearBreakPointFromJS(int break_point_number) { |
| 289 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 290 | OS::SNPrintF(buffer, |
| 291 | "debug.Debug.clearBreakPoint(%d)", |
| 292 | break_point_number); |
| 293 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 294 | v8::Script::Compile(v8::String::New(buffer.start()))->Run(); |
| 295 | } |
| 296 | |
| 297 | |
| 298 | static void EnableScriptBreakPointFromJS(int break_point_number) { |
| 299 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 300 | OS::SNPrintF(buffer, |
| 301 | "debug.Debug.enableScriptBreakPoint(%d)", |
| 302 | break_point_number); |
| 303 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 304 | v8::Script::Compile(v8::String::New(buffer.start()))->Run(); |
| 305 | } |
| 306 | |
| 307 | |
| 308 | static void DisableScriptBreakPointFromJS(int break_point_number) { |
| 309 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 310 | OS::SNPrintF(buffer, |
| 311 | "debug.Debug.disableScriptBreakPoint(%d)", |
| 312 | break_point_number); |
| 313 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 314 | v8::Script::Compile(v8::String::New(buffer.start()))->Run(); |
| 315 | } |
| 316 | |
| 317 | |
| 318 | static void ChangeScriptBreakPointConditionFromJS(int break_point_number, |
| 319 | const char* condition) { |
| 320 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 321 | OS::SNPrintF(buffer, |
| 322 | "debug.Debug.changeScriptBreakPointCondition(%d, \"%s\")", |
| 323 | break_point_number, condition); |
| 324 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 325 | v8::Script::Compile(v8::String::New(buffer.start()))->Run(); |
| 326 | } |
| 327 | |
| 328 | |
| 329 | static void ChangeScriptBreakPointIgnoreCountFromJS(int break_point_number, |
| 330 | int ignoreCount) { |
| 331 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 332 | OS::SNPrintF(buffer, |
| 333 | "debug.Debug.changeScriptBreakPointIgnoreCount(%d, %d)", |
| 334 | break_point_number, ignoreCount); |
| 335 | buffer[SMALL_STRING_BUFFER_SIZE - 1] = '\0'; |
| 336 | v8::Script::Compile(v8::String::New(buffer.start()))->Run(); |
| 337 | } |
| 338 | |
| 339 | |
| 340 | // Change break on exception. |
| 341 | static void ChangeBreakOnException(bool caught, bool uncaught) { |
| 342 | Debug::ChangeBreakOnException(v8::internal::BreakException, caught); |
| 343 | Debug::ChangeBreakOnException(v8::internal::BreakUncaughtException, uncaught); |
| 344 | } |
| 345 | |
| 346 | |
| 347 | // Change break on exception using the global Debug object. |
| 348 | static void ChangeBreakOnExceptionFromJS(bool caught, bool uncaught) { |
| 349 | if (caught) { |
| 350 | v8::Script::Compile( |
| 351 | v8::String::New("debug.Debug.setBreakOnException()"))->Run(); |
| 352 | } else { |
| 353 | v8::Script::Compile( |
| 354 | v8::String::New("debug.Debug.clearBreakOnException()"))->Run(); |
| 355 | } |
| 356 | if (uncaught) { |
| 357 | v8::Script::Compile( |
| 358 | v8::String::New("debug.Debug.setBreakOnUncaughtException()"))->Run(); |
| 359 | } else { |
| 360 | v8::Script::Compile( |
| 361 | v8::String::New("debug.Debug.clearBreakOnUncaughtException()"))->Run(); |
| 362 | } |
| 363 | } |
| 364 | |
| 365 | |
| 366 | // Prepare to step to next break location. |
| 367 | static void PrepareStep(StepAction step_action) { |
| 368 | Debug::PrepareStep(step_action, 1); |
| 369 | } |
| 370 | |
| 371 | |
| 372 | // This function is in namespace v8::internal to be friend with class |
| 373 | // v8::internal::Debug. |
| 374 | namespace v8 { |
| 375 | namespace internal { |
| 376 | |
| 377 | // Collect the currently debugged functions. |
| 378 | Handle<FixedArray> GetDebuggedFunctions() { |
| 379 | v8::internal::DebugInfoListNode* node = Debug::debug_info_list_; |
| 380 | |
| 381 | // Find the number of debugged functions. |
| 382 | int count = 0; |
| 383 | while (node) { |
| 384 | count++; |
| 385 | node = node->next(); |
| 386 | } |
| 387 | |
| 388 | // Allocate array for the debugged functions |
| 389 | Handle<FixedArray> debugged_functions = |
| 390 | v8::internal::Factory::NewFixedArray(count); |
| 391 | |
| 392 | // Run through the debug info objects and collect all functions. |
| 393 | count = 0; |
| 394 | while (node) { |
| 395 | debugged_functions->set(count++, *node->debug_info()); |
| 396 | node = node->next(); |
| 397 | } |
| 398 | |
| 399 | return debugged_functions; |
| 400 | } |
| 401 | |
| 402 | |
| 403 | static Handle<Code> ComputeCallDebugBreak(int argc) { |
| 404 | CALL_HEAP_FUNCTION(v8::internal::StubCache::ComputeCallDebugBreak(argc), |
| 405 | Code); |
| 406 | } |
| 407 | |
| 408 | |
| 409 | // Check that the debugger has been fully unloaded. |
| 410 | void CheckDebuggerUnloaded(bool check_functions) { |
| 411 | // Check that the debugger context is cleared and that there is no debug |
| 412 | // information stored for the debugger. |
| 413 | CHECK(Debug::debug_context().is_null()); |
| 414 | CHECK_EQ(NULL, Debug::debug_info_list_); |
| 415 | |
| 416 | // Collect garbage to ensure weak handles are cleared. |
| 417 | Heap::CollectAllGarbage(false); |
| 418 | Heap::CollectAllGarbage(false); |
| 419 | |
| 420 | // Iterate the head and check that there are no debugger related objects left. |
| 421 | HeapIterator iterator; |
| 422 | while (iterator.has_next()) { |
| 423 | HeapObject* obj = iterator.next(); |
| 424 | CHECK(obj != NULL); |
| 425 | CHECK(!obj->IsDebugInfo()); |
| 426 | CHECK(!obj->IsBreakPointInfo()); |
| 427 | |
| 428 | // If deep check of functions is requested check that no debug break code |
| 429 | // is left in all functions. |
| 430 | if (check_functions) { |
| 431 | if (obj->IsJSFunction()) { |
| 432 | JSFunction* fun = JSFunction::cast(obj); |
| 433 | for (RelocIterator it(fun->shared()->code()); !it.done(); it.next()) { |
| 434 | RelocInfo::Mode rmode = it.rinfo()->rmode(); |
| 435 | if (RelocInfo::IsCodeTarget(rmode)) { |
| 436 | CHECK(!Debug::IsDebugBreak(it.rinfo()->target_address())); |
| 437 | } else if (RelocInfo::IsJSReturn(rmode)) { |
| 438 | CHECK(!Debug::IsDebugBreakAtReturn(it.rinfo())); |
| 439 | } |
| 440 | } |
| 441 | } |
| 442 | } |
| 443 | } |
| 444 | } |
| 445 | |
| 446 | |
| 447 | } } // namespace v8::internal |
| 448 | |
| 449 | |
| 450 | // Check that the debugger has been fully unloaded. |
| 451 | static void CheckDebuggerUnloaded(bool check_functions = false) { |
| 452 | v8::internal::CheckDebuggerUnloaded(check_functions); |
| 453 | } |
| 454 | |
| 455 | |
| 456 | // Inherit from BreakLocationIterator to get access to protected parts for |
| 457 | // testing. |
| 458 | class TestBreakLocationIterator: public v8::internal::BreakLocationIterator { |
| 459 | public: |
| 460 | explicit TestBreakLocationIterator(Handle<v8::internal::DebugInfo> debug_info) |
| 461 | : BreakLocationIterator(debug_info, v8::internal::SOURCE_BREAK_LOCATIONS) {} |
| 462 | v8::internal::RelocIterator* it() { return reloc_iterator_; } |
| 463 | v8::internal::RelocIterator* it_original() { |
| 464 | return reloc_iterator_original_; |
| 465 | } |
| 466 | }; |
| 467 | |
| 468 | |
| 469 | // Compile a function, set a break point and check that the call at the break |
| 470 | // location in the code is the expected debug_break function. |
| 471 | void CheckDebugBreakFunction(DebugLocalContext* env, |
| 472 | const char* source, const char* name, |
| 473 | int position, v8::internal::RelocInfo::Mode mode, |
| 474 | Code* debug_break) { |
| 475 | // Create function and set the break point. |
| 476 | Handle<v8::internal::JSFunction> fun = v8::Utils::OpenHandle( |
| 477 | *CompileFunction(env, source, name)); |
| 478 | int bp = SetBreakPoint(fun, position); |
| 479 | |
| 480 | // Check that the debug break function is as expected. |
| 481 | Handle<v8::internal::SharedFunctionInfo> shared(fun->shared()); |
| 482 | CHECK(Debug::HasDebugInfo(shared)); |
| 483 | TestBreakLocationIterator it1(Debug::GetDebugInfo(shared)); |
| 484 | it1.FindBreakLocationFromPosition(position); |
| 485 | CHECK_EQ(mode, it1.it()->rinfo()->rmode()); |
| 486 | if (mode != v8::internal::RelocInfo::JS_RETURN) { |
| 487 | CHECK_EQ(debug_break, |
| 488 | Code::GetCodeFromTargetAddress(it1.it()->rinfo()->target_address())); |
| 489 | } else { |
| 490 | CHECK(Debug::IsDebugBreakAtReturn(it1.it()->rinfo())); |
| 491 | } |
| 492 | |
| 493 | // Clear the break point and check that the debug break function is no longer |
| 494 | // there |
| 495 | ClearBreakPoint(bp); |
| 496 | CHECK(!Debug::HasDebugInfo(shared)); |
| 497 | CHECK(Debug::EnsureDebugInfo(shared)); |
| 498 | TestBreakLocationIterator it2(Debug::GetDebugInfo(shared)); |
| 499 | it2.FindBreakLocationFromPosition(position); |
| 500 | CHECK_EQ(mode, it2.it()->rinfo()->rmode()); |
| 501 | if (mode == v8::internal::RelocInfo::JS_RETURN) { |
| 502 | CHECK(!Debug::IsDebugBreakAtReturn(it2.it()->rinfo())); |
| 503 | } |
| 504 | } |
| 505 | |
| 506 | |
| 507 | // --- D e b u g E v e n t H a n d l e r s |
| 508 | // --- |
| 509 | // --- The different tests uses a number of debug event handlers. |
| 510 | // --- |
| 511 | |
| 512 | |
| 513 | // Source for The JavaScript function which picks out the function name of the |
| 514 | // top frame. |
| 515 | const char* frame_function_name_source = |
| 516 | "function frame_function_name(exec_state) {" |
| 517 | " return exec_state.frame(0).func().name();" |
| 518 | "}"; |
| 519 | v8::Local<v8::Function> frame_function_name; |
| 520 | |
| 521 | |
| 522 | // Source for The JavaScript function which picks out the source line for the |
| 523 | // top frame. |
| 524 | const char* frame_source_line_source = |
| 525 | "function frame_source_line(exec_state) {" |
| 526 | " return exec_state.frame(0).sourceLine();" |
| 527 | "}"; |
| 528 | v8::Local<v8::Function> frame_source_line; |
| 529 | |
| 530 | |
| 531 | // Source for The JavaScript function which picks out the source column for the |
| 532 | // top frame. |
| 533 | const char* frame_source_column_source = |
| 534 | "function frame_source_column(exec_state) {" |
| 535 | " return exec_state.frame(0).sourceColumn();" |
| 536 | "}"; |
| 537 | v8::Local<v8::Function> frame_source_column; |
| 538 | |
| 539 | |
| 540 | // Source for The JavaScript function which picks out the script name for the |
| 541 | // top frame. |
| 542 | const char* frame_script_name_source = |
| 543 | "function frame_script_name(exec_state) {" |
| 544 | " return exec_state.frame(0).func().script().name();" |
| 545 | "}"; |
| 546 | v8::Local<v8::Function> frame_script_name; |
| 547 | |
| 548 | |
| 549 | // Source for The JavaScript function which picks out the script data for the |
| 550 | // top frame. |
| 551 | const char* frame_script_data_source = |
| 552 | "function frame_script_data(exec_state) {" |
| 553 | " return exec_state.frame(0).func().script().data();" |
| 554 | "}"; |
| 555 | v8::Local<v8::Function> frame_script_data; |
| 556 | |
| 557 | |
| 558 | // Source for The JavaScript function which returns the number of frames. |
| 559 | static const char* frame_count_source = |
| 560 | "function frame_count(exec_state) {" |
| 561 | " return exec_state.frameCount();" |
| 562 | "}"; |
| 563 | v8::Handle<v8::Function> frame_count; |
| 564 | |
| 565 | |
| 566 | // Global variable to store the last function hit - used by some tests. |
| 567 | char last_function_hit[80]; |
| 568 | |
| 569 | // Global variable to store the name and data for last script hit - used by some |
| 570 | // tests. |
| 571 | char last_script_name_hit[80]; |
| 572 | char last_script_data_hit[80]; |
| 573 | |
| 574 | // Global variables to store the last source position - used by some tests. |
| 575 | int last_source_line = -1; |
| 576 | int last_source_column = -1; |
| 577 | |
| 578 | // Debug event handler which counts the break points which have been hit. |
| 579 | int break_point_hit_count = 0; |
| 580 | static void DebugEventBreakPointHitCount(v8::DebugEvent event, |
| 581 | v8::Handle<v8::Object> exec_state, |
| 582 | v8::Handle<v8::Object> event_data, |
| 583 | v8::Handle<v8::Value> data) { |
| 584 | // When hitting a debug event listener there must be a break set. |
| 585 | CHECK_NE(v8::internal::Debug::break_id(), 0); |
| 586 | |
| 587 | // Count the number of breaks. |
| 588 | if (event == v8::Break) { |
| 589 | break_point_hit_count++; |
| 590 | if (!frame_function_name.IsEmpty()) { |
| 591 | // Get the name of the function. |
| 592 | const int argc = 1; |
| 593 | v8::Handle<v8::Value> argv[argc] = { exec_state }; |
| 594 | v8::Handle<v8::Value> result = frame_function_name->Call(exec_state, |
| 595 | argc, argv); |
| 596 | if (result->IsUndefined()) { |
| 597 | last_function_hit[0] = '\0'; |
| 598 | } else { |
| 599 | CHECK(result->IsString()); |
| 600 | v8::Handle<v8::String> function_name(result->ToString()); |
| 601 | function_name->WriteAscii(last_function_hit); |
| 602 | } |
| 603 | } |
| 604 | |
| 605 | if (!frame_source_line.IsEmpty()) { |
| 606 | // Get the source line. |
| 607 | const int argc = 1; |
| 608 | v8::Handle<v8::Value> argv[argc] = { exec_state }; |
| 609 | v8::Handle<v8::Value> result = frame_source_line->Call(exec_state, |
| 610 | argc, argv); |
| 611 | CHECK(result->IsNumber()); |
| 612 | last_source_line = result->Int32Value(); |
| 613 | } |
| 614 | |
| 615 | if (!frame_source_column.IsEmpty()) { |
| 616 | // Get the source column. |
| 617 | const int argc = 1; |
| 618 | v8::Handle<v8::Value> argv[argc] = { exec_state }; |
| 619 | v8::Handle<v8::Value> result = frame_source_column->Call(exec_state, |
| 620 | argc, argv); |
| 621 | CHECK(result->IsNumber()); |
| 622 | last_source_column = result->Int32Value(); |
| 623 | } |
| 624 | |
| 625 | if (!frame_script_name.IsEmpty()) { |
| 626 | // Get the script name of the function script. |
| 627 | const int argc = 1; |
| 628 | v8::Handle<v8::Value> argv[argc] = { exec_state }; |
| 629 | v8::Handle<v8::Value> result = frame_script_name->Call(exec_state, |
| 630 | argc, argv); |
| 631 | if (result->IsUndefined()) { |
| 632 | last_script_name_hit[0] = '\0'; |
| 633 | } else { |
| 634 | CHECK(result->IsString()); |
| 635 | v8::Handle<v8::String> script_name(result->ToString()); |
| 636 | script_name->WriteAscii(last_script_name_hit); |
| 637 | } |
| 638 | } |
| 639 | |
| 640 | if (!frame_script_data.IsEmpty()) { |
| 641 | // Get the script data of the function script. |
| 642 | const int argc = 1; |
| 643 | v8::Handle<v8::Value> argv[argc] = { exec_state }; |
| 644 | v8::Handle<v8::Value> result = frame_script_data->Call(exec_state, |
| 645 | argc, argv); |
| 646 | if (result->IsUndefined()) { |
| 647 | last_script_data_hit[0] = '\0'; |
| 648 | } else { |
| 649 | result = result->ToString(); |
| 650 | CHECK(result->IsString()); |
| 651 | v8::Handle<v8::String> script_data(result->ToString()); |
| 652 | script_data->WriteAscii(last_script_data_hit); |
| 653 | } |
| 654 | } |
| 655 | } |
| 656 | } |
| 657 | |
| 658 | |
| 659 | // Debug event handler which counts a number of events and collects the stack |
| 660 | // height if there is a function compiled for that. |
| 661 | int exception_hit_count = 0; |
| 662 | int uncaught_exception_hit_count = 0; |
| 663 | int last_js_stack_height = -1; |
| 664 | |
| 665 | static void DebugEventCounterClear() { |
| 666 | break_point_hit_count = 0; |
| 667 | exception_hit_count = 0; |
| 668 | uncaught_exception_hit_count = 0; |
| 669 | } |
| 670 | |
| 671 | static void DebugEventCounter(v8::DebugEvent event, |
| 672 | v8::Handle<v8::Object> exec_state, |
| 673 | v8::Handle<v8::Object> event_data, |
| 674 | v8::Handle<v8::Value> data) { |
| 675 | // When hitting a debug event listener there must be a break set. |
| 676 | CHECK_NE(v8::internal::Debug::break_id(), 0); |
| 677 | |
| 678 | // Count the number of breaks. |
| 679 | if (event == v8::Break) { |
| 680 | break_point_hit_count++; |
| 681 | } else if (event == v8::Exception) { |
| 682 | exception_hit_count++; |
| 683 | |
| 684 | // Check whether the exception was uncaught. |
| 685 | v8::Local<v8::String> fun_name = v8::String::New("uncaught"); |
| 686 | v8::Local<v8::Function> fun = |
| 687 | v8::Function::Cast(*event_data->Get(fun_name)); |
| 688 | v8::Local<v8::Value> result = *fun->Call(event_data, 0, NULL); |
| 689 | if (result->IsTrue()) { |
| 690 | uncaught_exception_hit_count++; |
| 691 | } |
| 692 | } |
| 693 | |
| 694 | // Collect the JavsScript stack height if the function frame_count is |
| 695 | // compiled. |
| 696 | if (!frame_count.IsEmpty()) { |
| 697 | static const int kArgc = 1; |
| 698 | v8::Handle<v8::Value> argv[kArgc] = { exec_state }; |
| 699 | // Using exec_state as receiver is just to have a receiver. |
| 700 | v8::Handle<v8::Value> result = frame_count->Call(exec_state, kArgc, argv); |
| 701 | last_js_stack_height = result->Int32Value(); |
| 702 | } |
| 703 | } |
| 704 | |
| 705 | |
| 706 | // Debug event handler which evaluates a number of expressions when a break |
| 707 | // point is hit. Each evaluated expression is compared with an expected value. |
| 708 | // For this debug event handler to work the following two global varaibles |
| 709 | // must be initialized. |
| 710 | // checks: An array of expressions and expected results |
| 711 | // evaluate_check_function: A JavaScript function (see below) |
| 712 | |
| 713 | // Structure for holding checks to do. |
| 714 | struct EvaluateCheck { |
| 715 | const char* expr; // An expression to evaluate when a break point is hit. |
| 716 | v8::Handle<v8::Value> expected; // The expected result. |
| 717 | }; |
| 718 | // Array of checks to do. |
| 719 | struct EvaluateCheck* checks = NULL; |
| 720 | // Source for The JavaScript function which can do the evaluation when a break |
| 721 | // point is hit. |
| 722 | const char* evaluate_check_source = |
| 723 | "function evaluate_check(exec_state, expr, expected) {" |
| 724 | " return exec_state.frame(0).evaluate(expr).value() === expected;" |
| 725 | "}"; |
| 726 | v8::Local<v8::Function> evaluate_check_function; |
| 727 | |
| 728 | // The actual debug event described by the longer comment above. |
| 729 | static void DebugEventEvaluate(v8::DebugEvent event, |
| 730 | v8::Handle<v8::Object> exec_state, |
| 731 | v8::Handle<v8::Object> event_data, |
| 732 | v8::Handle<v8::Value> data) { |
| 733 | // When hitting a debug event listener there must be a break set. |
| 734 | CHECK_NE(v8::internal::Debug::break_id(), 0); |
| 735 | |
| 736 | if (event == v8::Break) { |
| 737 | for (int i = 0; checks[i].expr != NULL; i++) { |
| 738 | const int argc = 3; |
| 739 | v8::Handle<v8::Value> argv[argc] = { exec_state, |
| 740 | v8::String::New(checks[i].expr), |
| 741 | checks[i].expected }; |
| 742 | v8::Handle<v8::Value> result = |
| 743 | evaluate_check_function->Call(exec_state, argc, argv); |
| 744 | if (!result->IsTrue()) { |
| 745 | v8::String::AsciiValue ascii(checks[i].expected->ToString()); |
| 746 | V8_Fatal(__FILE__, __LINE__, "%s != %s", checks[i].expr, *ascii); |
| 747 | } |
| 748 | } |
| 749 | } |
| 750 | } |
| 751 | |
| 752 | |
| 753 | // This debug event listener removes a breakpoint in a function |
| 754 | int debug_event_remove_break_point = 0; |
| 755 | static void DebugEventRemoveBreakPoint(v8::DebugEvent event, |
| 756 | v8::Handle<v8::Object> exec_state, |
| 757 | v8::Handle<v8::Object> event_data, |
| 758 | v8::Handle<v8::Value> data) { |
| 759 | // When hitting a debug event listener there must be a break set. |
| 760 | CHECK_NE(v8::internal::Debug::break_id(), 0); |
| 761 | |
| 762 | if (event == v8::Break) { |
| 763 | break_point_hit_count++; |
| 764 | v8::Handle<v8::Function> fun = v8::Handle<v8::Function>::Cast(data); |
| 765 | ClearBreakPoint(debug_event_remove_break_point); |
| 766 | } |
| 767 | } |
| 768 | |
| 769 | |
| 770 | // Debug event handler which counts break points hit and performs a step |
| 771 | // afterwards. |
| 772 | StepAction step_action = StepIn; // Step action to perform when stepping. |
| 773 | static void DebugEventStep(v8::DebugEvent event, |
| 774 | v8::Handle<v8::Object> exec_state, |
| 775 | v8::Handle<v8::Object> event_data, |
| 776 | v8::Handle<v8::Value> data) { |
| 777 | // When hitting a debug event listener there must be a break set. |
| 778 | CHECK_NE(v8::internal::Debug::break_id(), 0); |
| 779 | |
| 780 | if (event == v8::Break) { |
| 781 | break_point_hit_count++; |
| 782 | PrepareStep(step_action); |
| 783 | } |
| 784 | } |
| 785 | |
| 786 | |
| 787 | // Debug event handler which counts break points hit and performs a step |
| 788 | // afterwards. For each call the expected function is checked. |
| 789 | // For this debug event handler to work the following two global varaibles |
| 790 | // must be initialized. |
| 791 | // expected_step_sequence: An array of the expected function call sequence. |
| 792 | // frame_function_name: A JavaScript function (see below). |
| 793 | |
| 794 | // String containing the expected function call sequence. Note: this only works |
| 795 | // if functions have name length of one. |
| 796 | const char* expected_step_sequence = NULL; |
| 797 | |
| 798 | // The actual debug event described by the longer comment above. |
| 799 | static void DebugEventStepSequence(v8::DebugEvent event, |
| 800 | v8::Handle<v8::Object> exec_state, |
| 801 | v8::Handle<v8::Object> event_data, |
| 802 | v8::Handle<v8::Value> data) { |
| 803 | // When hitting a debug event listener there must be a break set. |
| 804 | CHECK_NE(v8::internal::Debug::break_id(), 0); |
| 805 | |
| 806 | if (event == v8::Break || event == v8::Exception) { |
| 807 | // Check that the current function is the expected. |
| 808 | CHECK(break_point_hit_count < |
| 809 | static_cast<int>(strlen(expected_step_sequence))); |
| 810 | const int argc = 1; |
| 811 | v8::Handle<v8::Value> argv[argc] = { exec_state }; |
| 812 | v8::Handle<v8::Value> result = frame_function_name->Call(exec_state, |
| 813 | argc, argv); |
| 814 | CHECK(result->IsString()); |
| 815 | v8::String::AsciiValue function_name(result->ToString()); |
| 816 | CHECK_EQ(1, strlen(*function_name)); |
| 817 | CHECK_EQ((*function_name)[0], |
| 818 | expected_step_sequence[break_point_hit_count]); |
| 819 | |
| 820 | // Perform step. |
| 821 | break_point_hit_count++; |
| 822 | PrepareStep(step_action); |
| 823 | } |
| 824 | } |
| 825 | |
| 826 | |
| 827 | // Debug event handler which performs a garbage collection. |
| 828 | static void DebugEventBreakPointCollectGarbage( |
| 829 | v8::DebugEvent event, |
| 830 | v8::Handle<v8::Object> exec_state, |
| 831 | v8::Handle<v8::Object> event_data, |
| 832 | v8::Handle<v8::Value> data) { |
| 833 | // When hitting a debug event listener there must be a break set. |
| 834 | CHECK_NE(v8::internal::Debug::break_id(), 0); |
| 835 | |
| 836 | // Perform a garbage collection when break point is hit and continue. Based |
| 837 | // on the number of break points hit either scavenge or mark compact |
| 838 | // collector is used. |
| 839 | if (event == v8::Break) { |
| 840 | break_point_hit_count++; |
| 841 | if (break_point_hit_count % 2 == 0) { |
| 842 | // Scavenge. |
| 843 | Heap::CollectGarbage(0, v8::internal::NEW_SPACE); |
| 844 | } else { |
| 845 | // Mark sweep (and perhaps compact). |
| 846 | Heap::CollectAllGarbage(false); |
| 847 | } |
| 848 | } |
| 849 | } |
| 850 | |
| 851 | |
| 852 | // Debug event handler which re-issues a debug break and calls the garbage |
| 853 | // collector to have the heap verified. |
| 854 | static void DebugEventBreak(v8::DebugEvent event, |
| 855 | v8::Handle<v8::Object> exec_state, |
| 856 | v8::Handle<v8::Object> event_data, |
| 857 | v8::Handle<v8::Value> data) { |
| 858 | // When hitting a debug event listener there must be a break set. |
| 859 | CHECK_NE(v8::internal::Debug::break_id(), 0); |
| 860 | |
| 861 | if (event == v8::Break) { |
| 862 | // Count the number of breaks. |
| 863 | break_point_hit_count++; |
| 864 | |
| 865 | // Run the garbage collector to enforce heap verification if option |
| 866 | // --verify-heap is set. |
| 867 | Heap::CollectGarbage(0, v8::internal::NEW_SPACE); |
| 868 | |
| 869 | // Set the break flag again to come back here as soon as possible. |
| 870 | v8::Debug::DebugBreak(); |
| 871 | } |
| 872 | } |
| 873 | |
| 874 | |
| 875 | // --- M e s s a g e C a l l b a c k |
| 876 | |
| 877 | |
| 878 | // Message callback which counts the number of messages. |
| 879 | int message_callback_count = 0; |
| 880 | |
| 881 | static void MessageCallbackCountClear() { |
| 882 | message_callback_count = 0; |
| 883 | } |
| 884 | |
| 885 | static void MessageCallbackCount(v8::Handle<v8::Message> message, |
| 886 | v8::Handle<v8::Value> data) { |
| 887 | message_callback_count++; |
| 888 | } |
| 889 | |
| 890 | |
| 891 | // --- T h e A c t u a l T e s t s |
| 892 | |
| 893 | |
| 894 | // Test that the debug break function is the expected one for different kinds |
| 895 | // of break locations. |
| 896 | TEST(DebugStub) { |
| 897 | using ::v8::internal::Builtins; |
| 898 | v8::HandleScope scope; |
| 899 | DebugLocalContext env; |
| 900 | |
| 901 | CheckDebugBreakFunction(&env, |
| 902 | "function f1(){}", "f1", |
| 903 | 0, |
| 904 | v8::internal::RelocInfo::JS_RETURN, |
| 905 | NULL); |
| 906 | CheckDebugBreakFunction(&env, |
| 907 | "function f2(){x=1;}", "f2", |
| 908 | 0, |
| 909 | v8::internal::RelocInfo::CODE_TARGET, |
| 910 | Builtins::builtin(Builtins::StoreIC_DebugBreak)); |
| 911 | CheckDebugBreakFunction(&env, |
| 912 | "function f3(){var a=x;}", "f3", |
| 913 | 0, |
| 914 | v8::internal::RelocInfo::CODE_TARGET_CONTEXT, |
| 915 | Builtins::builtin(Builtins::LoadIC_DebugBreak)); |
| 916 | |
| 917 | // TODO(1240753): Make the test architecture independent or split |
| 918 | // parts of the debugger into architecture dependent files. This |
| 919 | // part currently disabled as it is not portable between IA32/ARM. |
| 920 | // Currently on ICs for keyed store/load on ARM. |
| 921 | #if !defined (__arm__) && !defined(__thumb__) |
| 922 | CheckDebugBreakFunction( |
| 923 | &env, |
| 924 | "function f4(){var index='propertyName'; var a={}; a[index] = 'x';}", |
| 925 | "f4", |
| 926 | 0, |
| 927 | v8::internal::RelocInfo::CODE_TARGET, |
| 928 | Builtins::builtin(Builtins::KeyedStoreIC_DebugBreak)); |
| 929 | CheckDebugBreakFunction( |
| 930 | &env, |
| 931 | "function f5(){var index='propertyName'; var a={}; return a[index];}", |
| 932 | "f5", |
| 933 | 0, |
| 934 | v8::internal::RelocInfo::CODE_TARGET, |
| 935 | Builtins::builtin(Builtins::KeyedLoadIC_DebugBreak)); |
| 936 | #endif |
| 937 | |
| 938 | // Check the debug break code stubs for call ICs with different number of |
| 939 | // parameters. |
| 940 | Handle<Code> debug_break_0 = v8::internal::ComputeCallDebugBreak(0); |
| 941 | Handle<Code> debug_break_1 = v8::internal::ComputeCallDebugBreak(1); |
| 942 | Handle<Code> debug_break_4 = v8::internal::ComputeCallDebugBreak(4); |
| 943 | |
| 944 | CheckDebugBreakFunction(&env, |
| 945 | "function f4_0(){x();}", "f4_0", |
| 946 | 0, |
| 947 | v8::internal::RelocInfo::CODE_TARGET_CONTEXT, |
| 948 | *debug_break_0); |
| 949 | |
| 950 | CheckDebugBreakFunction(&env, |
| 951 | "function f4_1(){x(1);}", "f4_1", |
| 952 | 0, |
| 953 | v8::internal::RelocInfo::CODE_TARGET_CONTEXT, |
| 954 | *debug_break_1); |
| 955 | |
| 956 | CheckDebugBreakFunction(&env, |
| 957 | "function f4_4(){x(1,2,3,4);}", "f4_4", |
| 958 | 0, |
| 959 | v8::internal::RelocInfo::CODE_TARGET_CONTEXT, |
| 960 | *debug_break_4); |
| 961 | } |
| 962 | |
| 963 | |
| 964 | // Test that the debug info in the VM is in sync with the functions being |
| 965 | // debugged. |
| 966 | TEST(DebugInfo) { |
| 967 | v8::HandleScope scope; |
| 968 | DebugLocalContext env; |
| 969 | // Create a couple of functions for the test. |
| 970 | v8::Local<v8::Function> foo = |
| 971 | CompileFunction(&env, "function foo(){}", "foo"); |
| 972 | v8::Local<v8::Function> bar = |
| 973 | CompileFunction(&env, "function bar(){}", "bar"); |
| 974 | // Initially no functions are debugged. |
| 975 | CHECK_EQ(0, v8::internal::GetDebuggedFunctions()->length()); |
| 976 | CHECK(!HasDebugInfo(foo)); |
| 977 | CHECK(!HasDebugInfo(bar)); |
| 978 | // One function (foo) is debugged. |
| 979 | int bp1 = SetBreakPoint(foo, 0); |
| 980 | CHECK_EQ(1, v8::internal::GetDebuggedFunctions()->length()); |
| 981 | CHECK(HasDebugInfo(foo)); |
| 982 | CHECK(!HasDebugInfo(bar)); |
| 983 | // Two functions are debugged. |
| 984 | int bp2 = SetBreakPoint(bar, 0); |
| 985 | CHECK_EQ(2, v8::internal::GetDebuggedFunctions()->length()); |
| 986 | CHECK(HasDebugInfo(foo)); |
| 987 | CHECK(HasDebugInfo(bar)); |
| 988 | // One function (bar) is debugged. |
| 989 | ClearBreakPoint(bp1); |
| 990 | CHECK_EQ(1, v8::internal::GetDebuggedFunctions()->length()); |
| 991 | CHECK(!HasDebugInfo(foo)); |
| 992 | CHECK(HasDebugInfo(bar)); |
| 993 | // No functions are debugged. |
| 994 | ClearBreakPoint(bp2); |
| 995 | CHECK_EQ(0, v8::internal::GetDebuggedFunctions()->length()); |
| 996 | CHECK(!HasDebugInfo(foo)); |
| 997 | CHECK(!HasDebugInfo(bar)); |
| 998 | } |
| 999 | |
| 1000 | |
| 1001 | // Test that a break point can be set at an IC store location. |
| 1002 | TEST(BreakPointICStore) { |
| 1003 | break_point_hit_count = 0; |
| 1004 | v8::HandleScope scope; |
| 1005 | DebugLocalContext env; |
| 1006 | |
| 1007 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1008 | v8::Undefined()); |
| 1009 | v8::Script::Compile(v8::String::New("function foo(){bar=0;}"))->Run(); |
| 1010 | v8::Local<v8::Function> foo = |
| 1011 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 1012 | |
| 1013 | // Run without breakpoints. |
| 1014 | foo->Call(env->Global(), 0, NULL); |
| 1015 | CHECK_EQ(0, break_point_hit_count); |
| 1016 | |
| 1017 | // Run with breakpoint |
| 1018 | int bp = SetBreakPoint(foo, 0); |
| 1019 | foo->Call(env->Global(), 0, NULL); |
| 1020 | CHECK_EQ(1, break_point_hit_count); |
| 1021 | foo->Call(env->Global(), 0, NULL); |
| 1022 | CHECK_EQ(2, break_point_hit_count); |
| 1023 | |
| 1024 | // Run without breakpoints. |
| 1025 | ClearBreakPoint(bp); |
| 1026 | foo->Call(env->Global(), 0, NULL); |
| 1027 | CHECK_EQ(2, break_point_hit_count); |
| 1028 | |
| 1029 | v8::Debug::SetDebugEventListener(NULL); |
| 1030 | CheckDebuggerUnloaded(); |
| 1031 | } |
| 1032 | |
| 1033 | |
| 1034 | // Test that a break point can be set at an IC load location. |
| 1035 | TEST(BreakPointICLoad) { |
| 1036 | break_point_hit_count = 0; |
| 1037 | v8::HandleScope scope; |
| 1038 | DebugLocalContext env; |
| 1039 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1040 | v8::Undefined()); |
| 1041 | v8::Script::Compile(v8::String::New("bar=1"))->Run(); |
| 1042 | v8::Script::Compile(v8::String::New("function foo(){var x=bar;}"))->Run(); |
| 1043 | v8::Local<v8::Function> foo = |
| 1044 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 1045 | |
| 1046 | // Run without breakpoints. |
| 1047 | foo->Call(env->Global(), 0, NULL); |
| 1048 | CHECK_EQ(0, break_point_hit_count); |
| 1049 | |
| 1050 | // Run with breakpoint |
| 1051 | int bp = SetBreakPoint(foo, 0); |
| 1052 | foo->Call(env->Global(), 0, NULL); |
| 1053 | CHECK_EQ(1, break_point_hit_count); |
| 1054 | foo->Call(env->Global(), 0, NULL); |
| 1055 | CHECK_EQ(2, break_point_hit_count); |
| 1056 | |
| 1057 | // Run without breakpoints. |
| 1058 | ClearBreakPoint(bp); |
| 1059 | foo->Call(env->Global(), 0, NULL); |
| 1060 | CHECK_EQ(2, break_point_hit_count); |
| 1061 | |
| 1062 | v8::Debug::SetDebugEventListener(NULL); |
| 1063 | CheckDebuggerUnloaded(); |
| 1064 | } |
| 1065 | |
| 1066 | |
| 1067 | // Test that a break point can be set at an IC call location. |
| 1068 | TEST(BreakPointICCall) { |
| 1069 | break_point_hit_count = 0; |
| 1070 | v8::HandleScope scope; |
| 1071 | DebugLocalContext env; |
| 1072 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1073 | v8::Undefined()); |
| 1074 | v8::Script::Compile(v8::String::New("function bar(){}"))->Run(); |
| 1075 | v8::Script::Compile(v8::String::New("function foo(){bar();}"))->Run(); |
| 1076 | v8::Local<v8::Function> foo = |
| 1077 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 1078 | |
| 1079 | // Run without breakpoints. |
| 1080 | foo->Call(env->Global(), 0, NULL); |
| 1081 | CHECK_EQ(0, break_point_hit_count); |
| 1082 | |
| 1083 | // Run with breakpoint |
| 1084 | int bp = SetBreakPoint(foo, 0); |
| 1085 | foo->Call(env->Global(), 0, NULL); |
| 1086 | CHECK_EQ(1, break_point_hit_count); |
| 1087 | foo->Call(env->Global(), 0, NULL); |
| 1088 | CHECK_EQ(2, break_point_hit_count); |
| 1089 | |
| 1090 | // Run without breakpoints. |
| 1091 | ClearBreakPoint(bp); |
| 1092 | foo->Call(env->Global(), 0, NULL); |
| 1093 | CHECK_EQ(2, break_point_hit_count); |
| 1094 | |
| 1095 | v8::Debug::SetDebugEventListener(NULL); |
| 1096 | CheckDebuggerUnloaded(); |
| 1097 | } |
| 1098 | |
| 1099 | |
| 1100 | // Test that a break point can be set at a return store location. |
| 1101 | TEST(BreakPointReturn) { |
| 1102 | break_point_hit_count = 0; |
| 1103 | v8::HandleScope scope; |
| 1104 | DebugLocalContext env; |
| 1105 | |
| 1106 | // Create a functions for checking the source line and column when hitting |
| 1107 | // a break point. |
| 1108 | frame_source_line = CompileFunction(&env, |
| 1109 | frame_source_line_source, |
| 1110 | "frame_source_line"); |
| 1111 | frame_source_column = CompileFunction(&env, |
| 1112 | frame_source_column_source, |
| 1113 | "frame_source_column"); |
| 1114 | |
| 1115 | |
| 1116 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1117 | v8::Undefined()); |
| 1118 | v8::Script::Compile(v8::String::New("function foo(){}"))->Run(); |
| 1119 | v8::Local<v8::Function> foo = |
| 1120 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 1121 | |
| 1122 | // Run without breakpoints. |
| 1123 | foo->Call(env->Global(), 0, NULL); |
| 1124 | CHECK_EQ(0, break_point_hit_count); |
| 1125 | |
| 1126 | // Run with breakpoint |
| 1127 | int bp = SetBreakPoint(foo, 0); |
| 1128 | foo->Call(env->Global(), 0, NULL); |
| 1129 | CHECK_EQ(1, break_point_hit_count); |
| 1130 | CHECK_EQ(0, last_source_line); |
| 1131 | CHECK_EQ(16, last_source_column); |
| 1132 | foo->Call(env->Global(), 0, NULL); |
| 1133 | CHECK_EQ(2, break_point_hit_count); |
| 1134 | CHECK_EQ(0, last_source_line); |
| 1135 | CHECK_EQ(16, last_source_column); |
| 1136 | |
| 1137 | // Run without breakpoints. |
| 1138 | ClearBreakPoint(bp); |
| 1139 | foo->Call(env->Global(), 0, NULL); |
| 1140 | CHECK_EQ(2, break_point_hit_count); |
| 1141 | |
| 1142 | v8::Debug::SetDebugEventListener(NULL); |
| 1143 | CheckDebuggerUnloaded(); |
| 1144 | } |
| 1145 | |
| 1146 | |
| 1147 | static void CallWithBreakPoints(v8::Local<v8::Object> recv, |
| 1148 | v8::Local<v8::Function> f, |
| 1149 | int break_point_count, |
| 1150 | int call_count) { |
| 1151 | break_point_hit_count = 0; |
| 1152 | for (int i = 0; i < call_count; i++) { |
| 1153 | f->Call(recv, 0, NULL); |
| 1154 | CHECK_EQ((i + 1) * break_point_count, break_point_hit_count); |
| 1155 | } |
| 1156 | } |
| 1157 | |
| 1158 | // Test GC during break point processing. |
| 1159 | TEST(GCDuringBreakPointProcessing) { |
| 1160 | break_point_hit_count = 0; |
| 1161 | v8::HandleScope scope; |
| 1162 | DebugLocalContext env; |
| 1163 | |
| 1164 | v8::Debug::SetDebugEventListener(DebugEventBreakPointCollectGarbage, |
| 1165 | v8::Undefined()); |
| 1166 | v8::Local<v8::Function> foo; |
| 1167 | |
| 1168 | // Test IC store break point with garbage collection. |
| 1169 | foo = CompileFunction(&env, "function foo(){bar=0;}", "foo"); |
| 1170 | SetBreakPoint(foo, 0); |
| 1171 | CallWithBreakPoints(env->Global(), foo, 1, 10); |
| 1172 | |
| 1173 | // Test IC load break point with garbage collection. |
| 1174 | foo = CompileFunction(&env, "bar=1;function foo(){var x=bar;}", "foo"); |
| 1175 | SetBreakPoint(foo, 0); |
| 1176 | CallWithBreakPoints(env->Global(), foo, 1, 10); |
| 1177 | |
| 1178 | // Test IC call break point with garbage collection. |
| 1179 | foo = CompileFunction(&env, "function bar(){};function foo(){bar();}", "foo"); |
| 1180 | SetBreakPoint(foo, 0); |
| 1181 | CallWithBreakPoints(env->Global(), foo, 1, 10); |
| 1182 | |
| 1183 | // Test return break point with garbage collection. |
| 1184 | foo = CompileFunction(&env, "function foo(){}", "foo"); |
| 1185 | SetBreakPoint(foo, 0); |
| 1186 | CallWithBreakPoints(env->Global(), foo, 1, 25); |
| 1187 | |
| 1188 | v8::Debug::SetDebugEventListener(NULL); |
| 1189 | CheckDebuggerUnloaded(); |
| 1190 | } |
| 1191 | |
| 1192 | |
| 1193 | // Call the function three times with different garbage collections in between |
| 1194 | // and make sure that the break point survives. |
| 1195 | static void CallAndGC(v8::Local<v8::Object> recv, v8::Local<v8::Function> f) { |
| 1196 | break_point_hit_count = 0; |
| 1197 | |
| 1198 | for (int i = 0; i < 3; i++) { |
| 1199 | // Call function. |
| 1200 | f->Call(recv, 0, NULL); |
| 1201 | CHECK_EQ(1 + i * 3, break_point_hit_count); |
| 1202 | |
| 1203 | // Scavenge and call function. |
| 1204 | Heap::CollectGarbage(0, v8::internal::NEW_SPACE); |
| 1205 | f->Call(recv, 0, NULL); |
| 1206 | CHECK_EQ(2 + i * 3, break_point_hit_count); |
| 1207 | |
| 1208 | // Mark sweep (and perhaps compact) and call function. |
| 1209 | Heap::CollectAllGarbage(false); |
| 1210 | f->Call(recv, 0, NULL); |
| 1211 | CHECK_EQ(3 + i * 3, break_point_hit_count); |
| 1212 | } |
| 1213 | } |
| 1214 | |
| 1215 | |
| 1216 | // Test that a break point can be set at a return store location. |
| 1217 | TEST(BreakPointSurviveGC) { |
| 1218 | break_point_hit_count = 0; |
| 1219 | v8::HandleScope scope; |
| 1220 | DebugLocalContext env; |
| 1221 | |
| 1222 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1223 | v8::Undefined()); |
| 1224 | v8::Local<v8::Function> foo; |
| 1225 | |
| 1226 | // Test IC store break point with garbage collection. |
| 1227 | foo = CompileFunction(&env, "function foo(){bar=0;}", "foo"); |
| 1228 | SetBreakPoint(foo, 0); |
| 1229 | CallAndGC(env->Global(), foo); |
| 1230 | |
| 1231 | // Test IC load break point with garbage collection. |
| 1232 | foo = CompileFunction(&env, "bar=1;function foo(){var x=bar;}", "foo"); |
| 1233 | SetBreakPoint(foo, 0); |
| 1234 | CallAndGC(env->Global(), foo); |
| 1235 | |
| 1236 | // Test IC call break point with garbage collection. |
| 1237 | foo = CompileFunction(&env, "function bar(){};function foo(){bar();}", "foo"); |
| 1238 | SetBreakPoint(foo, 0); |
| 1239 | CallAndGC(env->Global(), foo); |
| 1240 | |
| 1241 | // Test return break point with garbage collection. |
| 1242 | foo = CompileFunction(&env, "function foo(){}", "foo"); |
| 1243 | SetBreakPoint(foo, 0); |
| 1244 | CallAndGC(env->Global(), foo); |
| 1245 | |
| 1246 | v8::Debug::SetDebugEventListener(NULL); |
| 1247 | CheckDebuggerUnloaded(); |
| 1248 | } |
| 1249 | |
| 1250 | |
| 1251 | // Test that break points can be set using the global Debug object. |
| 1252 | TEST(BreakPointThroughJavaScript) { |
| 1253 | break_point_hit_count = 0; |
| 1254 | v8::HandleScope scope; |
| 1255 | DebugLocalContext env; |
| 1256 | env.ExposeDebug(); |
| 1257 | |
| 1258 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1259 | v8::Undefined()); |
| 1260 | v8::Script::Compile(v8::String::New("function bar(){}"))->Run(); |
| 1261 | v8::Script::Compile(v8::String::New("function foo(){bar();bar();}"))->Run(); |
| 1262 | // 012345678901234567890 |
| 1263 | // 1 2 |
| 1264 | // Break points are set at position 3 and 9 |
| 1265 | v8::Local<v8::Script> foo = v8::Script::Compile(v8::String::New("foo()")); |
| 1266 | |
| 1267 | // Run without breakpoints. |
| 1268 | foo->Run(); |
| 1269 | CHECK_EQ(0, break_point_hit_count); |
| 1270 | |
| 1271 | // Run with one breakpoint |
| 1272 | int bp1 = SetBreakPointFromJS("foo", 0, 3); |
| 1273 | foo->Run(); |
| 1274 | CHECK_EQ(1, break_point_hit_count); |
| 1275 | foo->Run(); |
| 1276 | CHECK_EQ(2, break_point_hit_count); |
| 1277 | |
| 1278 | // Run with two breakpoints |
| 1279 | int bp2 = SetBreakPointFromJS("foo", 0, 9); |
| 1280 | foo->Run(); |
| 1281 | CHECK_EQ(4, break_point_hit_count); |
| 1282 | foo->Run(); |
| 1283 | CHECK_EQ(6, break_point_hit_count); |
| 1284 | |
| 1285 | // Run with one breakpoint |
| 1286 | ClearBreakPointFromJS(bp2); |
| 1287 | foo->Run(); |
| 1288 | CHECK_EQ(7, break_point_hit_count); |
| 1289 | foo->Run(); |
| 1290 | CHECK_EQ(8, break_point_hit_count); |
| 1291 | |
| 1292 | // Run without breakpoints. |
| 1293 | ClearBreakPointFromJS(bp1); |
| 1294 | foo->Run(); |
| 1295 | CHECK_EQ(8, break_point_hit_count); |
| 1296 | |
| 1297 | v8::Debug::SetDebugEventListener(NULL); |
| 1298 | CheckDebuggerUnloaded(); |
| 1299 | |
| 1300 | // Make sure that the break point numbers are consecutive. |
| 1301 | CHECK_EQ(1, bp1); |
| 1302 | CHECK_EQ(2, bp2); |
| 1303 | } |
| 1304 | |
| 1305 | |
| 1306 | // Test that break points on scripts identified by name can be set using the |
| 1307 | // global Debug object. |
| 1308 | TEST(ScriptBreakPointByNameThroughJavaScript) { |
| 1309 | break_point_hit_count = 0; |
| 1310 | v8::HandleScope scope; |
| 1311 | DebugLocalContext env; |
| 1312 | env.ExposeDebug(); |
| 1313 | |
| 1314 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1315 | v8::Undefined()); |
| 1316 | |
| 1317 | v8::Local<v8::String> script = v8::String::New( |
| 1318 | "function f() {\n" |
| 1319 | " function h() {\n" |
| 1320 | " a = 0; // line 2\n" |
| 1321 | " }\n" |
| 1322 | " b = 1; // line 4\n" |
| 1323 | " return h();\n" |
| 1324 | "}\n" |
| 1325 | "\n" |
| 1326 | "function g() {\n" |
| 1327 | " function h() {\n" |
| 1328 | " a = 0;\n" |
| 1329 | " }\n" |
| 1330 | " b = 2; // line 12\n" |
| 1331 | " h();\n" |
| 1332 | " b = 3; // line 14\n" |
| 1333 | " f(); // line 15\n" |
| 1334 | "}"); |
| 1335 | |
| 1336 | // Compile the script and get the two functions. |
| 1337 | v8::ScriptOrigin origin = |
| 1338 | v8::ScriptOrigin(v8::String::New("test")); |
| 1339 | v8::Script::Compile(script, &origin)->Run(); |
| 1340 | v8::Local<v8::Function> f = |
| 1341 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1342 | v8::Local<v8::Function> g = |
| 1343 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("g"))); |
| 1344 | |
| 1345 | // Call f and g without break points. |
| 1346 | break_point_hit_count = 0; |
| 1347 | f->Call(env->Global(), 0, NULL); |
| 1348 | CHECK_EQ(0, break_point_hit_count); |
| 1349 | g->Call(env->Global(), 0, NULL); |
| 1350 | CHECK_EQ(0, break_point_hit_count); |
| 1351 | |
| 1352 | // Call f and g with break point on line 12. |
| 1353 | int sbp1 = SetScriptBreakPointByNameFromJS("test", 12, 0); |
| 1354 | break_point_hit_count = 0; |
| 1355 | f->Call(env->Global(), 0, NULL); |
| 1356 | CHECK_EQ(0, break_point_hit_count); |
| 1357 | g->Call(env->Global(), 0, NULL); |
| 1358 | CHECK_EQ(1, break_point_hit_count); |
| 1359 | |
| 1360 | // Remove the break point again. |
| 1361 | break_point_hit_count = 0; |
| 1362 | ClearBreakPointFromJS(sbp1); |
| 1363 | f->Call(env->Global(), 0, NULL); |
| 1364 | CHECK_EQ(0, break_point_hit_count); |
| 1365 | g->Call(env->Global(), 0, NULL); |
| 1366 | CHECK_EQ(0, break_point_hit_count); |
| 1367 | |
| 1368 | // Call f and g with break point on line 2. |
| 1369 | int sbp2 = SetScriptBreakPointByNameFromJS("test", 2, 0); |
| 1370 | break_point_hit_count = 0; |
| 1371 | f->Call(env->Global(), 0, NULL); |
| 1372 | CHECK_EQ(1, break_point_hit_count); |
| 1373 | g->Call(env->Global(), 0, NULL); |
| 1374 | CHECK_EQ(2, break_point_hit_count); |
| 1375 | |
| 1376 | // Call f and g with break point on line 2, 4, 12, 14 and 15. |
| 1377 | int sbp3 = SetScriptBreakPointByNameFromJS("test", 4, 0); |
| 1378 | int sbp4 = SetScriptBreakPointByNameFromJS("test", 12, 0); |
| 1379 | int sbp5 = SetScriptBreakPointByNameFromJS("test", 14, 0); |
| 1380 | int sbp6 = SetScriptBreakPointByNameFromJS("test", 15, 0); |
| 1381 | break_point_hit_count = 0; |
| 1382 | f->Call(env->Global(), 0, NULL); |
| 1383 | CHECK_EQ(2, break_point_hit_count); |
| 1384 | g->Call(env->Global(), 0, NULL); |
| 1385 | CHECK_EQ(7, break_point_hit_count); |
| 1386 | |
| 1387 | // Remove all the break points again. |
| 1388 | break_point_hit_count = 0; |
| 1389 | ClearBreakPointFromJS(sbp2); |
| 1390 | ClearBreakPointFromJS(sbp3); |
| 1391 | ClearBreakPointFromJS(sbp4); |
| 1392 | ClearBreakPointFromJS(sbp5); |
| 1393 | ClearBreakPointFromJS(sbp6); |
| 1394 | f->Call(env->Global(), 0, NULL); |
| 1395 | CHECK_EQ(0, break_point_hit_count); |
| 1396 | g->Call(env->Global(), 0, NULL); |
| 1397 | CHECK_EQ(0, break_point_hit_count); |
| 1398 | |
| 1399 | v8::Debug::SetDebugEventListener(NULL); |
| 1400 | CheckDebuggerUnloaded(); |
| 1401 | |
| 1402 | // Make sure that the break point numbers are consecutive. |
| 1403 | CHECK_EQ(1, sbp1); |
| 1404 | CHECK_EQ(2, sbp2); |
| 1405 | CHECK_EQ(3, sbp3); |
| 1406 | CHECK_EQ(4, sbp4); |
| 1407 | CHECK_EQ(5, sbp5); |
| 1408 | CHECK_EQ(6, sbp6); |
| 1409 | } |
| 1410 | |
| 1411 | |
| 1412 | TEST(ScriptBreakPointByIdThroughJavaScript) { |
| 1413 | break_point_hit_count = 0; |
| 1414 | v8::HandleScope scope; |
| 1415 | DebugLocalContext env; |
| 1416 | env.ExposeDebug(); |
| 1417 | |
| 1418 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1419 | v8::Undefined()); |
| 1420 | |
| 1421 | v8::Local<v8::String> source = v8::String::New( |
| 1422 | "function f() {\n" |
| 1423 | " function h() {\n" |
| 1424 | " a = 0; // line 2\n" |
| 1425 | " }\n" |
| 1426 | " b = 1; // line 4\n" |
| 1427 | " return h();\n" |
| 1428 | "}\n" |
| 1429 | "\n" |
| 1430 | "function g() {\n" |
| 1431 | " function h() {\n" |
| 1432 | " a = 0;\n" |
| 1433 | " }\n" |
| 1434 | " b = 2; // line 12\n" |
| 1435 | " h();\n" |
| 1436 | " b = 3; // line 14\n" |
| 1437 | " f(); // line 15\n" |
| 1438 | "}"); |
| 1439 | |
| 1440 | // Compile the script and get the two functions. |
| 1441 | v8::ScriptOrigin origin = |
| 1442 | v8::ScriptOrigin(v8::String::New("test")); |
| 1443 | v8::Local<v8::Script> script = v8::Script::Compile(source, &origin); |
| 1444 | script->Run(); |
| 1445 | v8::Local<v8::Function> f = |
| 1446 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1447 | v8::Local<v8::Function> g = |
| 1448 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("g"))); |
| 1449 | |
| 1450 | // Get the script id knowing that internally it is a 32 integer. |
| 1451 | uint32_t script_id = script->Id()->Uint32Value(); |
| 1452 | |
| 1453 | // Call f and g without break points. |
| 1454 | break_point_hit_count = 0; |
| 1455 | f->Call(env->Global(), 0, NULL); |
| 1456 | CHECK_EQ(0, break_point_hit_count); |
| 1457 | g->Call(env->Global(), 0, NULL); |
| 1458 | CHECK_EQ(0, break_point_hit_count); |
| 1459 | |
| 1460 | // Call f and g with break point on line 12. |
| 1461 | int sbp1 = SetScriptBreakPointByIdFromJS(script_id, 12, 0); |
| 1462 | break_point_hit_count = 0; |
| 1463 | f->Call(env->Global(), 0, NULL); |
| 1464 | CHECK_EQ(0, break_point_hit_count); |
| 1465 | g->Call(env->Global(), 0, NULL); |
| 1466 | CHECK_EQ(1, break_point_hit_count); |
| 1467 | |
| 1468 | // Remove the break point again. |
| 1469 | break_point_hit_count = 0; |
| 1470 | ClearBreakPointFromJS(sbp1); |
| 1471 | f->Call(env->Global(), 0, NULL); |
| 1472 | CHECK_EQ(0, break_point_hit_count); |
| 1473 | g->Call(env->Global(), 0, NULL); |
| 1474 | CHECK_EQ(0, break_point_hit_count); |
| 1475 | |
| 1476 | // Call f and g with break point on line 2. |
| 1477 | int sbp2 = SetScriptBreakPointByIdFromJS(script_id, 2, 0); |
| 1478 | break_point_hit_count = 0; |
| 1479 | f->Call(env->Global(), 0, NULL); |
| 1480 | CHECK_EQ(1, break_point_hit_count); |
| 1481 | g->Call(env->Global(), 0, NULL); |
| 1482 | CHECK_EQ(2, break_point_hit_count); |
| 1483 | |
| 1484 | // Call f and g with break point on line 2, 4, 12, 14 and 15. |
| 1485 | int sbp3 = SetScriptBreakPointByIdFromJS(script_id, 4, 0); |
| 1486 | int sbp4 = SetScriptBreakPointByIdFromJS(script_id, 12, 0); |
| 1487 | int sbp5 = SetScriptBreakPointByIdFromJS(script_id, 14, 0); |
| 1488 | int sbp6 = SetScriptBreakPointByIdFromJS(script_id, 15, 0); |
| 1489 | break_point_hit_count = 0; |
| 1490 | f->Call(env->Global(), 0, NULL); |
| 1491 | CHECK_EQ(2, break_point_hit_count); |
| 1492 | g->Call(env->Global(), 0, NULL); |
| 1493 | CHECK_EQ(7, break_point_hit_count); |
| 1494 | |
| 1495 | // Remove all the break points again. |
| 1496 | break_point_hit_count = 0; |
| 1497 | ClearBreakPointFromJS(sbp2); |
| 1498 | ClearBreakPointFromJS(sbp3); |
| 1499 | ClearBreakPointFromJS(sbp4); |
| 1500 | ClearBreakPointFromJS(sbp5); |
| 1501 | ClearBreakPointFromJS(sbp6); |
| 1502 | f->Call(env->Global(), 0, NULL); |
| 1503 | CHECK_EQ(0, break_point_hit_count); |
| 1504 | g->Call(env->Global(), 0, NULL); |
| 1505 | CHECK_EQ(0, break_point_hit_count); |
| 1506 | |
| 1507 | v8::Debug::SetDebugEventListener(NULL); |
| 1508 | CheckDebuggerUnloaded(); |
| 1509 | |
| 1510 | // Make sure that the break point numbers are consecutive. |
| 1511 | CHECK_EQ(1, sbp1); |
| 1512 | CHECK_EQ(2, sbp2); |
| 1513 | CHECK_EQ(3, sbp3); |
| 1514 | CHECK_EQ(4, sbp4); |
| 1515 | CHECK_EQ(5, sbp5); |
| 1516 | CHECK_EQ(6, sbp6); |
| 1517 | } |
| 1518 | |
| 1519 | |
| 1520 | // Test conditional script break points. |
| 1521 | TEST(EnableDisableScriptBreakPoint) { |
| 1522 | break_point_hit_count = 0; |
| 1523 | v8::HandleScope scope; |
| 1524 | DebugLocalContext env; |
| 1525 | env.ExposeDebug(); |
| 1526 | |
| 1527 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1528 | v8::Undefined()); |
| 1529 | |
| 1530 | v8::Local<v8::String> script = v8::String::New( |
| 1531 | "function f() {\n" |
| 1532 | " a = 0; // line 1\n" |
| 1533 | "};"); |
| 1534 | |
| 1535 | // Compile the script and get function f. |
| 1536 | v8::ScriptOrigin origin = |
| 1537 | v8::ScriptOrigin(v8::String::New("test")); |
| 1538 | v8::Script::Compile(script, &origin)->Run(); |
| 1539 | v8::Local<v8::Function> f = |
| 1540 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1541 | |
| 1542 | // Set script break point on line 1 (in function f). |
| 1543 | int sbp = SetScriptBreakPointByNameFromJS("test", 1, 0); |
| 1544 | |
| 1545 | // Call f while enabeling and disabling the script break point. |
| 1546 | break_point_hit_count = 0; |
| 1547 | f->Call(env->Global(), 0, NULL); |
| 1548 | CHECK_EQ(1, break_point_hit_count); |
| 1549 | |
| 1550 | DisableScriptBreakPointFromJS(sbp); |
| 1551 | f->Call(env->Global(), 0, NULL); |
| 1552 | CHECK_EQ(1, break_point_hit_count); |
| 1553 | |
| 1554 | EnableScriptBreakPointFromJS(sbp); |
| 1555 | f->Call(env->Global(), 0, NULL); |
| 1556 | CHECK_EQ(2, break_point_hit_count); |
| 1557 | |
| 1558 | DisableScriptBreakPointFromJS(sbp); |
| 1559 | f->Call(env->Global(), 0, NULL); |
| 1560 | CHECK_EQ(2, break_point_hit_count); |
| 1561 | |
| 1562 | // Reload the script and get f again checking that the disabeling survives. |
| 1563 | v8::Script::Compile(script, &origin)->Run(); |
| 1564 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1565 | f->Call(env->Global(), 0, NULL); |
| 1566 | CHECK_EQ(2, break_point_hit_count); |
| 1567 | |
| 1568 | EnableScriptBreakPointFromJS(sbp); |
| 1569 | f->Call(env->Global(), 0, NULL); |
| 1570 | CHECK_EQ(3, break_point_hit_count); |
| 1571 | |
| 1572 | v8::Debug::SetDebugEventListener(NULL); |
| 1573 | CheckDebuggerUnloaded(); |
| 1574 | } |
| 1575 | |
| 1576 | |
| 1577 | // Test conditional script break points. |
| 1578 | TEST(ConditionalScriptBreakPoint) { |
| 1579 | break_point_hit_count = 0; |
| 1580 | v8::HandleScope scope; |
| 1581 | DebugLocalContext env; |
| 1582 | env.ExposeDebug(); |
| 1583 | |
| 1584 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1585 | v8::Undefined()); |
| 1586 | |
| 1587 | v8::Local<v8::String> script = v8::String::New( |
| 1588 | "count = 0;\n" |
| 1589 | "function f() {\n" |
| 1590 | " g(count++); // line 2\n" |
| 1591 | "};\n" |
| 1592 | "function g(x) {\n" |
| 1593 | " var a=x; // line 5\n" |
| 1594 | "};"); |
| 1595 | |
| 1596 | // Compile the script and get function f. |
| 1597 | v8::ScriptOrigin origin = |
| 1598 | v8::ScriptOrigin(v8::String::New("test")); |
| 1599 | v8::Script::Compile(script, &origin)->Run(); |
| 1600 | v8::Local<v8::Function> f = |
| 1601 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1602 | |
| 1603 | // Set script break point on line 5 (in function g). |
| 1604 | int sbp1 = SetScriptBreakPointByNameFromJS("test", 5, 0); |
| 1605 | |
| 1606 | // Call f with different conditions on the script break point. |
| 1607 | break_point_hit_count = 0; |
| 1608 | ChangeScriptBreakPointConditionFromJS(sbp1, "false"); |
| 1609 | f->Call(env->Global(), 0, NULL); |
| 1610 | CHECK_EQ(0, break_point_hit_count); |
| 1611 | |
| 1612 | ChangeScriptBreakPointConditionFromJS(sbp1, "true"); |
| 1613 | break_point_hit_count = 0; |
| 1614 | f->Call(env->Global(), 0, NULL); |
| 1615 | CHECK_EQ(1, break_point_hit_count); |
| 1616 | |
| 1617 | ChangeScriptBreakPointConditionFromJS(sbp1, "a % 2 == 0"); |
| 1618 | break_point_hit_count = 0; |
| 1619 | for (int i = 0; i < 10; i++) { |
| 1620 | f->Call(env->Global(), 0, NULL); |
| 1621 | } |
| 1622 | CHECK_EQ(5, break_point_hit_count); |
| 1623 | |
| 1624 | // Reload the script and get f again checking that the condition survives. |
| 1625 | v8::Script::Compile(script, &origin)->Run(); |
| 1626 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1627 | |
| 1628 | break_point_hit_count = 0; |
| 1629 | for (int i = 0; i < 10; i++) { |
| 1630 | f->Call(env->Global(), 0, NULL); |
| 1631 | } |
| 1632 | CHECK_EQ(5, break_point_hit_count); |
| 1633 | |
| 1634 | v8::Debug::SetDebugEventListener(NULL); |
| 1635 | CheckDebuggerUnloaded(); |
| 1636 | } |
| 1637 | |
| 1638 | |
| 1639 | // Test ignore count on script break points. |
| 1640 | TEST(ScriptBreakPointIgnoreCount) { |
| 1641 | break_point_hit_count = 0; |
| 1642 | v8::HandleScope scope; |
| 1643 | DebugLocalContext env; |
| 1644 | env.ExposeDebug(); |
| 1645 | |
| 1646 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1647 | v8::Undefined()); |
| 1648 | |
| 1649 | v8::Local<v8::String> script = v8::String::New( |
| 1650 | "function f() {\n" |
| 1651 | " a = 0; // line 1\n" |
| 1652 | "};"); |
| 1653 | |
| 1654 | // Compile the script and get function f. |
| 1655 | v8::ScriptOrigin origin = |
| 1656 | v8::ScriptOrigin(v8::String::New("test")); |
| 1657 | v8::Script::Compile(script, &origin)->Run(); |
| 1658 | v8::Local<v8::Function> f = |
| 1659 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1660 | |
| 1661 | // Set script break point on line 1 (in function f). |
| 1662 | int sbp = SetScriptBreakPointByNameFromJS("test", 1, 0); |
| 1663 | |
| 1664 | // Call f with different ignores on the script break point. |
| 1665 | break_point_hit_count = 0; |
| 1666 | ChangeScriptBreakPointIgnoreCountFromJS(sbp, 1); |
| 1667 | f->Call(env->Global(), 0, NULL); |
| 1668 | CHECK_EQ(0, break_point_hit_count); |
| 1669 | f->Call(env->Global(), 0, NULL); |
| 1670 | CHECK_EQ(1, break_point_hit_count); |
| 1671 | |
| 1672 | ChangeScriptBreakPointIgnoreCountFromJS(sbp, 5); |
| 1673 | break_point_hit_count = 0; |
| 1674 | for (int i = 0; i < 10; i++) { |
| 1675 | f->Call(env->Global(), 0, NULL); |
| 1676 | } |
| 1677 | CHECK_EQ(5, break_point_hit_count); |
| 1678 | |
| 1679 | // Reload the script and get f again checking that the ignore survives. |
| 1680 | v8::Script::Compile(script, &origin)->Run(); |
| 1681 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1682 | |
| 1683 | break_point_hit_count = 0; |
| 1684 | for (int i = 0; i < 10; i++) { |
| 1685 | f->Call(env->Global(), 0, NULL); |
| 1686 | } |
| 1687 | CHECK_EQ(5, break_point_hit_count); |
| 1688 | |
| 1689 | v8::Debug::SetDebugEventListener(NULL); |
| 1690 | CheckDebuggerUnloaded(); |
| 1691 | } |
| 1692 | |
| 1693 | |
| 1694 | // Test that script break points survive when a script is reloaded. |
| 1695 | TEST(ScriptBreakPointReload) { |
| 1696 | break_point_hit_count = 0; |
| 1697 | v8::HandleScope scope; |
| 1698 | DebugLocalContext env; |
| 1699 | env.ExposeDebug(); |
| 1700 | |
| 1701 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1702 | v8::Undefined()); |
| 1703 | |
| 1704 | v8::Local<v8::Function> f; |
| 1705 | v8::Local<v8::String> script = v8::String::New( |
| 1706 | "function f() {\n" |
| 1707 | " function h() {\n" |
| 1708 | " a = 0; // line 2\n" |
| 1709 | " }\n" |
| 1710 | " b = 1; // line 4\n" |
| 1711 | " return h();\n" |
| 1712 | "}"); |
| 1713 | |
| 1714 | v8::ScriptOrigin origin_1 = v8::ScriptOrigin(v8::String::New("1")); |
| 1715 | v8::ScriptOrigin origin_2 = v8::ScriptOrigin(v8::String::New("2")); |
| 1716 | |
| 1717 | // Set a script break point before the script is loaded. |
| 1718 | SetScriptBreakPointByNameFromJS("1", 2, 0); |
| 1719 | |
| 1720 | // Compile the script and get the function. |
| 1721 | v8::Script::Compile(script, &origin_1)->Run(); |
| 1722 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1723 | |
| 1724 | // Call f and check that the script break point is active. |
| 1725 | break_point_hit_count = 0; |
| 1726 | f->Call(env->Global(), 0, NULL); |
| 1727 | CHECK_EQ(1, break_point_hit_count); |
| 1728 | |
| 1729 | // Compile the script again with a different script data and get the |
| 1730 | // function. |
| 1731 | v8::Script::Compile(script, &origin_2)->Run(); |
| 1732 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1733 | |
| 1734 | // Call f and check that no break points are set. |
| 1735 | break_point_hit_count = 0; |
| 1736 | f->Call(env->Global(), 0, NULL); |
| 1737 | CHECK_EQ(0, break_point_hit_count); |
| 1738 | |
| 1739 | // Compile the script again and get the function. |
| 1740 | v8::Script::Compile(script, &origin_1)->Run(); |
| 1741 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1742 | |
| 1743 | // Call f and check that the script break point is active. |
| 1744 | break_point_hit_count = 0; |
| 1745 | f->Call(env->Global(), 0, NULL); |
| 1746 | CHECK_EQ(1, break_point_hit_count); |
| 1747 | |
| 1748 | v8::Debug::SetDebugEventListener(NULL); |
| 1749 | CheckDebuggerUnloaded(); |
| 1750 | } |
| 1751 | |
| 1752 | |
| 1753 | // Test when several scripts has the same script data |
| 1754 | TEST(ScriptBreakPointMultiple) { |
| 1755 | break_point_hit_count = 0; |
| 1756 | v8::HandleScope scope; |
| 1757 | DebugLocalContext env; |
| 1758 | env.ExposeDebug(); |
| 1759 | |
| 1760 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1761 | v8::Undefined()); |
| 1762 | |
| 1763 | v8::Local<v8::Function> f; |
| 1764 | v8::Local<v8::String> script_f = v8::String::New( |
| 1765 | "function f() {\n" |
| 1766 | " a = 0; // line 1\n" |
| 1767 | "}"); |
| 1768 | |
| 1769 | v8::Local<v8::Function> g; |
| 1770 | v8::Local<v8::String> script_g = v8::String::New( |
| 1771 | "function g() {\n" |
| 1772 | " b = 0; // line 1\n" |
| 1773 | "}"); |
| 1774 | |
| 1775 | v8::ScriptOrigin origin = |
| 1776 | v8::ScriptOrigin(v8::String::New("test")); |
| 1777 | |
| 1778 | // Set a script break point before the scripts are loaded. |
| 1779 | int sbp = SetScriptBreakPointByNameFromJS("test", 1, 0); |
| 1780 | |
| 1781 | // Compile the scripts with same script data and get the functions. |
| 1782 | v8::Script::Compile(script_f, &origin)->Run(); |
| 1783 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1784 | v8::Script::Compile(script_g, &origin)->Run(); |
| 1785 | g = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("g"))); |
| 1786 | |
| 1787 | // Call f and g and check that the script break point is active. |
| 1788 | break_point_hit_count = 0; |
| 1789 | f->Call(env->Global(), 0, NULL); |
| 1790 | CHECK_EQ(1, break_point_hit_count); |
| 1791 | g->Call(env->Global(), 0, NULL); |
| 1792 | CHECK_EQ(2, break_point_hit_count); |
| 1793 | |
| 1794 | // Clear the script break point. |
| 1795 | ClearBreakPointFromJS(sbp); |
| 1796 | |
| 1797 | // Call f and g and check that the script break point is no longer active. |
| 1798 | break_point_hit_count = 0; |
| 1799 | f->Call(env->Global(), 0, NULL); |
| 1800 | CHECK_EQ(0, break_point_hit_count); |
| 1801 | g->Call(env->Global(), 0, NULL); |
| 1802 | CHECK_EQ(0, break_point_hit_count); |
| 1803 | |
| 1804 | // Set script break point with the scripts loaded. |
| 1805 | sbp = SetScriptBreakPointByNameFromJS("test", 1, 0); |
| 1806 | |
| 1807 | // Call f and g and check that the script break point is active. |
| 1808 | break_point_hit_count = 0; |
| 1809 | f->Call(env->Global(), 0, NULL); |
| 1810 | CHECK_EQ(1, break_point_hit_count); |
| 1811 | g->Call(env->Global(), 0, NULL); |
| 1812 | CHECK_EQ(2, break_point_hit_count); |
| 1813 | |
| 1814 | v8::Debug::SetDebugEventListener(NULL); |
| 1815 | CheckDebuggerUnloaded(); |
| 1816 | } |
| 1817 | |
| 1818 | |
| 1819 | // Test the script origin which has both name and line offset. |
| 1820 | TEST(ScriptBreakPointLineOffset) { |
| 1821 | break_point_hit_count = 0; |
| 1822 | v8::HandleScope scope; |
| 1823 | DebugLocalContext env; |
| 1824 | env.ExposeDebug(); |
| 1825 | |
| 1826 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1827 | v8::Undefined()); |
| 1828 | |
| 1829 | v8::Local<v8::Function> f; |
| 1830 | v8::Local<v8::String> script = v8::String::New( |
| 1831 | "function f() {\n" |
| 1832 | " a = 0; // line 8 as this script has line offset 7\n" |
| 1833 | " b = 0; // line 9 as this script has line offset 7\n" |
| 1834 | "}"); |
| 1835 | |
| 1836 | // Create script origin both name and line offset. |
| 1837 | v8::ScriptOrigin origin(v8::String::New("test.html"), |
| 1838 | v8::Integer::New(7)); |
| 1839 | |
| 1840 | // Set two script break points before the script is loaded. |
| 1841 | int sbp1 = SetScriptBreakPointByNameFromJS("test.html", 8, 0); |
| 1842 | int sbp2 = SetScriptBreakPointByNameFromJS("test.html", 9, 0); |
| 1843 | |
| 1844 | // Compile the script and get the function. |
| 1845 | v8::Script::Compile(script, &origin)->Run(); |
| 1846 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1847 | |
| 1848 | // Call f and check that the script break point is active. |
| 1849 | break_point_hit_count = 0; |
| 1850 | f->Call(env->Global(), 0, NULL); |
| 1851 | CHECK_EQ(2, break_point_hit_count); |
| 1852 | |
| 1853 | // Clear the script break points. |
| 1854 | ClearBreakPointFromJS(sbp1); |
| 1855 | ClearBreakPointFromJS(sbp2); |
| 1856 | |
| 1857 | // Call f and check that no script break points are active. |
| 1858 | break_point_hit_count = 0; |
| 1859 | f->Call(env->Global(), 0, NULL); |
| 1860 | CHECK_EQ(0, break_point_hit_count); |
| 1861 | |
| 1862 | // Set a script break point with the script loaded. |
| 1863 | sbp1 = SetScriptBreakPointByNameFromJS("test.html", 9, 0); |
| 1864 | |
| 1865 | // Call f and check that the script break point is active. |
| 1866 | break_point_hit_count = 0; |
| 1867 | f->Call(env->Global(), 0, NULL); |
| 1868 | CHECK_EQ(1, break_point_hit_count); |
| 1869 | |
| 1870 | v8::Debug::SetDebugEventListener(NULL); |
| 1871 | CheckDebuggerUnloaded(); |
| 1872 | } |
| 1873 | |
| 1874 | |
| 1875 | // Test script break points set on lines. |
| 1876 | TEST(ScriptBreakPointLine) { |
| 1877 | v8::HandleScope scope; |
| 1878 | DebugLocalContext env; |
| 1879 | env.ExposeDebug(); |
| 1880 | |
| 1881 | // Create a function for checking the function when hitting a break point. |
| 1882 | frame_function_name = CompileFunction(&env, |
| 1883 | frame_function_name_source, |
| 1884 | "frame_function_name"); |
| 1885 | |
| 1886 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 1887 | v8::Undefined()); |
| 1888 | |
| 1889 | v8::Local<v8::Function> f; |
| 1890 | v8::Local<v8::Function> g; |
| 1891 | v8::Local<v8::String> script = v8::String::New( |
| 1892 | "a = 0 // line 0\n" |
| 1893 | "function f() {\n" |
| 1894 | " a = 1; // line 2\n" |
| 1895 | "}\n" |
| 1896 | " a = 2; // line 4\n" |
| 1897 | " /* xx */ function g() { // line 5\n" |
| 1898 | " function h() { // line 6\n" |
| 1899 | " a = 3; // line 7\n" |
| 1900 | " }\n" |
| 1901 | " h(); // line 9\n" |
| 1902 | " a = 4; // line 10\n" |
| 1903 | " }\n" |
| 1904 | " a=5; // line 12"); |
| 1905 | |
| 1906 | // Set a couple script break point before the script is loaded. |
| 1907 | int sbp1 = SetScriptBreakPointByNameFromJS("test.html", 0, -1); |
| 1908 | int sbp2 = SetScriptBreakPointByNameFromJS("test.html", 1, -1); |
| 1909 | int sbp3 = SetScriptBreakPointByNameFromJS("test.html", 5, -1); |
| 1910 | |
| 1911 | // Compile the script and get the function. |
| 1912 | break_point_hit_count = 0; |
| 1913 | v8::ScriptOrigin origin(v8::String::New("test.html"), v8::Integer::New(0)); |
| 1914 | v8::Script::Compile(script, &origin)->Run(); |
| 1915 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 1916 | g = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("g"))); |
| 1917 | |
| 1918 | // Chesk that a break point was hit when the script was run. |
| 1919 | CHECK_EQ(1, break_point_hit_count); |
| 1920 | CHECK_EQ(0, strlen(last_function_hit)); |
| 1921 | |
| 1922 | // Call f and check that the script break point. |
| 1923 | f->Call(env->Global(), 0, NULL); |
| 1924 | CHECK_EQ(2, break_point_hit_count); |
| 1925 | CHECK_EQ("f", last_function_hit); |
| 1926 | |
| 1927 | // Call g and check that the script break point. |
| 1928 | g->Call(env->Global(), 0, NULL); |
| 1929 | CHECK_EQ(3, break_point_hit_count); |
| 1930 | CHECK_EQ("g", last_function_hit); |
| 1931 | |
| 1932 | // Clear the script break point on g and set one on h. |
| 1933 | ClearBreakPointFromJS(sbp3); |
| 1934 | int sbp4 = SetScriptBreakPointByNameFromJS("test.html", 6, -1); |
| 1935 | |
| 1936 | // Call g and check that the script break point in h is hit. |
| 1937 | g->Call(env->Global(), 0, NULL); |
| 1938 | CHECK_EQ(4, break_point_hit_count); |
| 1939 | CHECK_EQ("h", last_function_hit); |
| 1940 | |
| 1941 | // Clear break points in f and h. Set a new one in the script between |
| 1942 | // functions f and g and test that there is no break points in f and g any |
| 1943 | // more. |
| 1944 | ClearBreakPointFromJS(sbp2); |
| 1945 | ClearBreakPointFromJS(sbp4); |
| 1946 | int sbp5 = SetScriptBreakPointByNameFromJS("test.html", 4, -1); |
| 1947 | break_point_hit_count = 0; |
| 1948 | f->Call(env->Global(), 0, NULL); |
| 1949 | g->Call(env->Global(), 0, NULL); |
| 1950 | CHECK_EQ(0, break_point_hit_count); |
| 1951 | |
| 1952 | // Reload the script which should hit two break points. |
| 1953 | break_point_hit_count = 0; |
| 1954 | v8::Script::Compile(script, &origin)->Run(); |
| 1955 | CHECK_EQ(2, break_point_hit_count); |
| 1956 | CHECK_EQ(0, strlen(last_function_hit)); |
| 1957 | |
| 1958 | // Set a break point in the code after the last function decleration. |
| 1959 | int sbp6 = SetScriptBreakPointByNameFromJS("test.html", 12, -1); |
| 1960 | |
| 1961 | // Reload the script which should hit three break points. |
| 1962 | break_point_hit_count = 0; |
| 1963 | v8::Script::Compile(script, &origin)->Run(); |
| 1964 | CHECK_EQ(3, break_point_hit_count); |
| 1965 | CHECK_EQ(0, strlen(last_function_hit)); |
| 1966 | |
| 1967 | // Clear the last break points, and reload the script which should not hit any |
| 1968 | // break points. |
| 1969 | ClearBreakPointFromJS(sbp1); |
| 1970 | ClearBreakPointFromJS(sbp5); |
| 1971 | ClearBreakPointFromJS(sbp6); |
| 1972 | break_point_hit_count = 0; |
| 1973 | v8::Script::Compile(script, &origin)->Run(); |
| 1974 | CHECK_EQ(0, break_point_hit_count); |
| 1975 | |
| 1976 | v8::Debug::SetDebugEventListener(NULL); |
| 1977 | CheckDebuggerUnloaded(); |
| 1978 | } |
| 1979 | |
| 1980 | |
| 1981 | // Test that it is possible to remove the last break point for a function |
| 1982 | // inside the break handling of that break point. |
| 1983 | TEST(RemoveBreakPointInBreak) { |
| 1984 | v8::HandleScope scope; |
| 1985 | DebugLocalContext env; |
| 1986 | |
| 1987 | v8::Local<v8::Function> foo = |
| 1988 | CompileFunction(&env, "function foo(){a=1;}", "foo"); |
| 1989 | debug_event_remove_break_point = SetBreakPoint(foo, 0); |
| 1990 | |
| 1991 | // Register the debug event listener pasing the function |
| 1992 | v8::Debug::SetDebugEventListener(DebugEventRemoveBreakPoint, foo); |
| 1993 | |
| 1994 | break_point_hit_count = 0; |
| 1995 | foo->Call(env->Global(), 0, NULL); |
| 1996 | CHECK_EQ(1, break_point_hit_count); |
| 1997 | |
| 1998 | break_point_hit_count = 0; |
| 1999 | foo->Call(env->Global(), 0, NULL); |
| 2000 | CHECK_EQ(0, break_point_hit_count); |
| 2001 | |
| 2002 | v8::Debug::SetDebugEventListener(NULL); |
| 2003 | CheckDebuggerUnloaded(); |
| 2004 | } |
| 2005 | |
| 2006 | |
| 2007 | // Test that the debugger statement causes a break. |
| 2008 | TEST(DebuggerStatement) { |
| 2009 | break_point_hit_count = 0; |
| 2010 | v8::HandleScope scope; |
| 2011 | DebugLocalContext env; |
| 2012 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 2013 | v8::Undefined()); |
| 2014 | v8::Script::Compile(v8::String::New("function bar(){debugger}"))->Run(); |
| 2015 | v8::Script::Compile(v8::String::New( |
| 2016 | "function foo(){debugger;debugger;}"))->Run(); |
| 2017 | v8::Local<v8::Function> foo = |
| 2018 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 2019 | v8::Local<v8::Function> bar = |
| 2020 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("bar"))); |
| 2021 | |
| 2022 | // Run function with debugger statement |
| 2023 | bar->Call(env->Global(), 0, NULL); |
| 2024 | CHECK_EQ(1, break_point_hit_count); |
| 2025 | |
| 2026 | // Run function with two debugger statement |
| 2027 | foo->Call(env->Global(), 0, NULL); |
| 2028 | CHECK_EQ(3, break_point_hit_count); |
| 2029 | |
| 2030 | v8::Debug::SetDebugEventListener(NULL); |
| 2031 | CheckDebuggerUnloaded(); |
| 2032 | } |
| 2033 | |
| 2034 | |
| 2035 | // Thest that the evaluation of expressions when a break point is hit generates |
| 2036 | // the correct results. |
| 2037 | TEST(DebugEvaluate) { |
| 2038 | v8::HandleScope scope; |
| 2039 | DebugLocalContext env; |
| 2040 | env.ExposeDebug(); |
| 2041 | |
| 2042 | // Create a function for checking the evaluation when hitting a break point. |
| 2043 | evaluate_check_function = CompileFunction(&env, |
| 2044 | evaluate_check_source, |
| 2045 | "evaluate_check"); |
| 2046 | // Register the debug event listener |
| 2047 | v8::Debug::SetDebugEventListener(DebugEventEvaluate); |
| 2048 | |
| 2049 | // Different expected vaules of x and a when in a break point (u = undefined, |
| 2050 | // d = Hello, world!). |
| 2051 | struct EvaluateCheck checks_uu[] = { |
| 2052 | {"x", v8::Undefined()}, |
| 2053 | {"a", v8::Undefined()}, |
| 2054 | {NULL, v8::Handle<v8::Value>()} |
| 2055 | }; |
| 2056 | struct EvaluateCheck checks_hu[] = { |
| 2057 | {"x", v8::String::New("Hello, world!")}, |
| 2058 | {"a", v8::Undefined()}, |
| 2059 | {NULL, v8::Handle<v8::Value>()} |
| 2060 | }; |
| 2061 | struct EvaluateCheck checks_hh[] = { |
| 2062 | {"x", v8::String::New("Hello, world!")}, |
| 2063 | {"a", v8::String::New("Hello, world!")}, |
| 2064 | {NULL, v8::Handle<v8::Value>()} |
| 2065 | }; |
| 2066 | |
| 2067 | // Simple test function. The "y=0" is in the function foo to provide a break |
| 2068 | // location. For "y=0" the "y" is at position 15 in the barbar function |
| 2069 | // therefore setting breakpoint at position 15 will break at "y=0" and |
| 2070 | // setting it higher will break after. |
| 2071 | v8::Local<v8::Function> foo = CompileFunction(&env, |
| 2072 | "function foo(x) {" |
| 2073 | " var a;" |
| 2074 | " y=0; /* To ensure break location.*/" |
| 2075 | " a=x;" |
| 2076 | "}", |
| 2077 | "foo"); |
| 2078 | const int foo_break_position = 15; |
| 2079 | |
| 2080 | // Arguments with one parameter "Hello, world!" |
| 2081 | v8::Handle<v8::Value> argv_foo[1] = { v8::String::New("Hello, world!") }; |
| 2082 | |
| 2083 | // Call foo with breakpoint set before a=x and undefined as parameter. |
| 2084 | int bp = SetBreakPoint(foo, foo_break_position); |
| 2085 | checks = checks_uu; |
| 2086 | foo->Call(env->Global(), 0, NULL); |
| 2087 | |
| 2088 | // Call foo with breakpoint set before a=x and parameter "Hello, world!". |
| 2089 | checks = checks_hu; |
| 2090 | foo->Call(env->Global(), 1, argv_foo); |
| 2091 | |
| 2092 | // Call foo with breakpoint set after a=x and parameter "Hello, world!". |
| 2093 | ClearBreakPoint(bp); |
| 2094 | SetBreakPoint(foo, foo_break_position + 1); |
| 2095 | checks = checks_hh; |
| 2096 | foo->Call(env->Global(), 1, argv_foo); |
| 2097 | |
| 2098 | // Test function with an inner function. The "y=0" is in function barbar |
| 2099 | // to provide a break location. For "y=0" the "y" is at position 8 in the |
| 2100 | // barbar function therefore setting breakpoint at position 8 will break at |
| 2101 | // "y=0" and setting it higher will break after. |
| 2102 | v8::Local<v8::Function> bar = CompileFunction(&env, |
| 2103 | "y = 0;" |
| 2104 | "x = 'Goodbye, world!';" |
| 2105 | "function bar(x, b) {" |
| 2106 | " var a;" |
| 2107 | " function barbar() {" |
| 2108 | " y=0; /* To ensure break location.*/" |
| 2109 | " a=x;" |
| 2110 | " };" |
| 2111 | " debug.Debug.clearAllBreakPoints();" |
| 2112 | " barbar();" |
| 2113 | " y=0;a=x;" |
| 2114 | "}", |
| 2115 | "bar"); |
| 2116 | const int barbar_break_position = 8; |
| 2117 | |
| 2118 | // Call bar setting breakpoint before a=x in barbar and undefined as |
| 2119 | // parameter. |
| 2120 | checks = checks_uu; |
| 2121 | v8::Handle<v8::Value> argv_bar_1[2] = { |
| 2122 | v8::Undefined(), |
| 2123 | v8::Number::New(barbar_break_position) |
| 2124 | }; |
| 2125 | bar->Call(env->Global(), 2, argv_bar_1); |
| 2126 | |
| 2127 | // Call bar setting breakpoint before a=x in barbar and parameter |
| 2128 | // "Hello, world!". |
| 2129 | checks = checks_hu; |
| 2130 | v8::Handle<v8::Value> argv_bar_2[2] = { |
| 2131 | v8::String::New("Hello, world!"), |
| 2132 | v8::Number::New(barbar_break_position) |
| 2133 | }; |
| 2134 | bar->Call(env->Global(), 2, argv_bar_2); |
| 2135 | |
| 2136 | // Call bar setting breakpoint after a=x in barbar and parameter |
| 2137 | // "Hello, world!". |
| 2138 | checks = checks_hh; |
| 2139 | v8::Handle<v8::Value> argv_bar_3[2] = { |
| 2140 | v8::String::New("Hello, world!"), |
| 2141 | v8::Number::New(barbar_break_position + 1) |
| 2142 | }; |
| 2143 | bar->Call(env->Global(), 2, argv_bar_3); |
| 2144 | |
| 2145 | v8::Debug::SetDebugEventListener(NULL); |
| 2146 | CheckDebuggerUnloaded(); |
| 2147 | } |
| 2148 | |
| 2149 | |
| 2150 | // Simple test of the stepping mechanism using only store ICs. |
| 2151 | TEST(DebugStepLinear) { |
| 2152 | v8::HandleScope scope; |
| 2153 | DebugLocalContext env; |
| 2154 | |
| 2155 | // Create a function for testing stepping. |
| 2156 | v8::Local<v8::Function> foo = CompileFunction(&env, |
| 2157 | "function foo(){a=1;b=1;c=1;}", |
| 2158 | "foo"); |
| 2159 | SetBreakPoint(foo, 3); |
| 2160 | |
| 2161 | // Register a debug event listener which steps and counts. |
| 2162 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2163 | |
| 2164 | step_action = StepIn; |
| 2165 | break_point_hit_count = 0; |
| 2166 | foo->Call(env->Global(), 0, NULL); |
| 2167 | |
| 2168 | // With stepping all break locations are hit. |
| 2169 | CHECK_EQ(4, break_point_hit_count); |
| 2170 | |
| 2171 | v8::Debug::SetDebugEventListener(NULL); |
| 2172 | CheckDebuggerUnloaded(); |
| 2173 | |
| 2174 | // Register a debug event listener which just counts. |
| 2175 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount); |
| 2176 | |
| 2177 | SetBreakPoint(foo, 3); |
| 2178 | break_point_hit_count = 0; |
| 2179 | foo->Call(env->Global(), 0, NULL); |
| 2180 | |
| 2181 | // Without stepping only active break points are hit. |
| 2182 | CHECK_EQ(1, break_point_hit_count); |
| 2183 | |
| 2184 | v8::Debug::SetDebugEventListener(NULL); |
| 2185 | CheckDebuggerUnloaded(); |
| 2186 | } |
| 2187 | |
| 2188 | |
| 2189 | // Test of the stepping mechanism for keyed load in a loop. |
| 2190 | TEST(DebugStepKeyedLoadLoop) { |
| 2191 | v8::HandleScope scope; |
| 2192 | DebugLocalContext env; |
| 2193 | |
| 2194 | // Create a function for testing stepping of keyed load. The statement 'y=1' |
| 2195 | // is there to have more than one breakable statement in the loop, TODO(315). |
| 2196 | v8::Local<v8::Function> foo = CompileFunction( |
| 2197 | &env, |
| 2198 | "function foo(a) {\n" |
| 2199 | " var x;\n" |
| 2200 | " var len = a.length;\n" |
| 2201 | " for (var i = 0; i < len; i++) {\n" |
| 2202 | " y = 1;\n" |
| 2203 | " x = a[i];\n" |
| 2204 | " }\n" |
| 2205 | "}\n", |
| 2206 | "foo"); |
| 2207 | |
| 2208 | // Create array [0,1,2,3,4,5,6,7,8,9] |
| 2209 | v8::Local<v8::Array> a = v8::Array::New(10); |
| 2210 | for (int i = 0; i < 10; i++) { |
| 2211 | a->Set(v8::Number::New(i), v8::Number::New(i)); |
| 2212 | } |
| 2213 | |
| 2214 | // Call function without any break points to ensure inlining is in place. |
| 2215 | const int kArgc = 1; |
| 2216 | v8::Handle<v8::Value> args[kArgc] = { a }; |
| 2217 | foo->Call(env->Global(), kArgc, args); |
| 2218 | |
| 2219 | // Register a debug event listener which steps and counts. |
| 2220 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2221 | |
| 2222 | // Setup break point and step through the function. |
| 2223 | SetBreakPoint(foo, 3); |
| 2224 | step_action = StepNext; |
| 2225 | break_point_hit_count = 0; |
| 2226 | foo->Call(env->Global(), kArgc, args); |
| 2227 | |
| 2228 | // With stepping all break locations are hit. |
| 2229 | CHECK_EQ(22, break_point_hit_count); |
| 2230 | |
| 2231 | v8::Debug::SetDebugEventListener(NULL); |
| 2232 | CheckDebuggerUnloaded(); |
| 2233 | } |
| 2234 | |
| 2235 | |
| 2236 | // Test of the stepping mechanism for keyed store in a loop. |
| 2237 | TEST(DebugStepKeyedStoreLoop) { |
| 2238 | v8::HandleScope scope; |
| 2239 | DebugLocalContext env; |
| 2240 | |
| 2241 | // Create a function for testing stepping of keyed store. The statement 'y=1' |
| 2242 | // is there to have more than one breakable statement in the loop, TODO(315). |
| 2243 | v8::Local<v8::Function> foo = CompileFunction( |
| 2244 | &env, |
| 2245 | "function foo(a) {\n" |
| 2246 | " var len = a.length;\n" |
| 2247 | " for (var i = 0; i < len; i++) {\n" |
| 2248 | " y = 1;\n" |
| 2249 | " a[i] = 42;\n" |
| 2250 | " }\n" |
| 2251 | "}\n", |
| 2252 | "foo"); |
| 2253 | |
| 2254 | // Create array [0,1,2,3,4,5,6,7,8,9] |
| 2255 | v8::Local<v8::Array> a = v8::Array::New(10); |
| 2256 | for (int i = 0; i < 10; i++) { |
| 2257 | a->Set(v8::Number::New(i), v8::Number::New(i)); |
| 2258 | } |
| 2259 | |
| 2260 | // Call function without any break points to ensure inlining is in place. |
| 2261 | const int kArgc = 1; |
| 2262 | v8::Handle<v8::Value> args[kArgc] = { a }; |
| 2263 | foo->Call(env->Global(), kArgc, args); |
| 2264 | |
| 2265 | // Register a debug event listener which steps and counts. |
| 2266 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2267 | |
| 2268 | // Setup break point and step through the function. |
| 2269 | SetBreakPoint(foo, 3); |
| 2270 | step_action = StepNext; |
| 2271 | break_point_hit_count = 0; |
| 2272 | foo->Call(env->Global(), kArgc, args); |
| 2273 | |
| 2274 | // With stepping all break locations are hit. |
| 2275 | CHECK_EQ(22, break_point_hit_count); |
| 2276 | |
| 2277 | v8::Debug::SetDebugEventListener(NULL); |
| 2278 | CheckDebuggerUnloaded(); |
| 2279 | } |
| 2280 | |
| 2281 | |
| 2282 | // Test the stepping mechanism with different ICs. |
| 2283 | TEST(DebugStepLinearMixedICs) { |
| 2284 | v8::HandleScope scope; |
| 2285 | DebugLocalContext env; |
| 2286 | |
| 2287 | // Create a function for testing stepping. |
| 2288 | v8::Local<v8::Function> foo = CompileFunction(&env, |
| 2289 | "function bar() {};" |
| 2290 | "function foo() {" |
| 2291 | " var x;" |
| 2292 | " var index='name';" |
| 2293 | " var y = {};" |
| 2294 | " a=1;b=2;x=a;y[index]=3;x=y[index];bar();}", "foo"); |
| 2295 | SetBreakPoint(foo, 0); |
| 2296 | |
| 2297 | // Register a debug event listener which steps and counts. |
| 2298 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2299 | |
| 2300 | step_action = StepIn; |
| 2301 | break_point_hit_count = 0; |
| 2302 | foo->Call(env->Global(), 0, NULL); |
| 2303 | |
| 2304 | // With stepping all break locations are hit. |
| 2305 | CHECK_EQ(8, break_point_hit_count); |
| 2306 | |
| 2307 | v8::Debug::SetDebugEventListener(NULL); |
| 2308 | CheckDebuggerUnloaded(); |
| 2309 | |
| 2310 | // Register a debug event listener which just counts. |
| 2311 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount); |
| 2312 | |
| 2313 | SetBreakPoint(foo, 0); |
| 2314 | break_point_hit_count = 0; |
| 2315 | foo->Call(env->Global(), 0, NULL); |
| 2316 | |
| 2317 | // Without stepping only active break points are hit. |
| 2318 | CHECK_EQ(1, break_point_hit_count); |
| 2319 | |
| 2320 | v8::Debug::SetDebugEventListener(NULL); |
| 2321 | CheckDebuggerUnloaded(); |
| 2322 | } |
| 2323 | |
| 2324 | |
| 2325 | TEST(DebugStepIf) { |
| 2326 | v8::HandleScope scope; |
| 2327 | DebugLocalContext env; |
| 2328 | |
| 2329 | // Register a debug event listener which steps and counts. |
| 2330 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2331 | |
| 2332 | // Create a function for testing stepping. |
| 2333 | const int argc = 1; |
| 2334 | const char* src = "function foo(x) { " |
| 2335 | " a = 1;" |
| 2336 | " if (x) {" |
| 2337 | " b = 1;" |
| 2338 | " } else {" |
| 2339 | " c = 1;" |
| 2340 | " d = 1;" |
| 2341 | " }" |
| 2342 | "}"; |
| 2343 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
| 2344 | SetBreakPoint(foo, 0); |
| 2345 | |
| 2346 | // Stepping through the true part. |
| 2347 | step_action = StepIn; |
| 2348 | break_point_hit_count = 0; |
| 2349 | v8::Handle<v8::Value> argv_true[argc] = { v8::True() }; |
| 2350 | foo->Call(env->Global(), argc, argv_true); |
| 2351 | CHECK_EQ(3, break_point_hit_count); |
| 2352 | |
| 2353 | // Stepping through the false part. |
| 2354 | step_action = StepIn; |
| 2355 | break_point_hit_count = 0; |
| 2356 | v8::Handle<v8::Value> argv_false[argc] = { v8::False() }; |
| 2357 | foo->Call(env->Global(), argc, argv_false); |
| 2358 | CHECK_EQ(4, break_point_hit_count); |
| 2359 | |
| 2360 | // Get rid of the debug event listener. |
| 2361 | v8::Debug::SetDebugEventListener(NULL); |
| 2362 | CheckDebuggerUnloaded(); |
| 2363 | } |
| 2364 | |
| 2365 | |
| 2366 | TEST(DebugStepSwitch) { |
| 2367 | v8::HandleScope scope; |
| 2368 | DebugLocalContext env; |
| 2369 | |
| 2370 | // Register a debug event listener which steps and counts. |
| 2371 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2372 | |
| 2373 | // Create a function for testing stepping. |
| 2374 | const int argc = 1; |
| 2375 | const char* src = "function foo(x) { " |
| 2376 | " a = 1;" |
| 2377 | " switch (x) {" |
| 2378 | " case 1:" |
| 2379 | " b = 1;" |
| 2380 | " case 2:" |
| 2381 | " c = 1;" |
| 2382 | " break;" |
| 2383 | " case 3:" |
| 2384 | " d = 1;" |
| 2385 | " e = 1;" |
| 2386 | " break;" |
| 2387 | " }" |
| 2388 | "}"; |
| 2389 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
| 2390 | SetBreakPoint(foo, 0); |
| 2391 | |
| 2392 | // One case with fall-through. |
| 2393 | step_action = StepIn; |
| 2394 | break_point_hit_count = 0; |
| 2395 | v8::Handle<v8::Value> argv_1[argc] = { v8::Number::New(1) }; |
| 2396 | foo->Call(env->Global(), argc, argv_1); |
| 2397 | CHECK_EQ(4, break_point_hit_count); |
| 2398 | |
| 2399 | // Another case. |
| 2400 | step_action = StepIn; |
| 2401 | break_point_hit_count = 0; |
| 2402 | v8::Handle<v8::Value> argv_2[argc] = { v8::Number::New(2) }; |
| 2403 | foo->Call(env->Global(), argc, argv_2); |
| 2404 | CHECK_EQ(3, break_point_hit_count); |
| 2405 | |
| 2406 | // Last case. |
| 2407 | step_action = StepIn; |
| 2408 | break_point_hit_count = 0; |
| 2409 | v8::Handle<v8::Value> argv_3[argc] = { v8::Number::New(3) }; |
| 2410 | foo->Call(env->Global(), argc, argv_3); |
| 2411 | CHECK_EQ(4, break_point_hit_count); |
| 2412 | |
| 2413 | // Get rid of the debug event listener. |
| 2414 | v8::Debug::SetDebugEventListener(NULL); |
| 2415 | CheckDebuggerUnloaded(); |
| 2416 | } |
| 2417 | |
| 2418 | |
| 2419 | TEST(DebugStepFor) { |
| 2420 | v8::HandleScope scope; |
| 2421 | DebugLocalContext env; |
| 2422 | |
| 2423 | // Register a debug event listener which steps and counts. |
| 2424 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2425 | |
| 2426 | // Create a function for testing stepping. |
| 2427 | const int argc = 1; |
| 2428 | const char* src = "function foo(x) { " |
| 2429 | " a = 1;" |
| 2430 | " for (i = 0; i < x; i++) {" |
| 2431 | " b = 1;" |
| 2432 | " }" |
| 2433 | "}"; |
| 2434 | v8::Local<v8::Function> foo = CompileFunction(&env, src, "foo"); |
| 2435 | SetBreakPoint(foo, 8); // "a = 1;" |
| 2436 | |
| 2437 | // Looping 10 times. |
| 2438 | step_action = StepIn; |
| 2439 | break_point_hit_count = 0; |
| 2440 | v8::Handle<v8::Value> argv_10[argc] = { v8::Number::New(10) }; |
| 2441 | foo->Call(env->Global(), argc, argv_10); |
| 2442 | CHECK_EQ(23, break_point_hit_count); |
| 2443 | |
| 2444 | // Looping 100 times. |
| 2445 | step_action = StepIn; |
| 2446 | break_point_hit_count = 0; |
| 2447 | v8::Handle<v8::Value> argv_100[argc] = { v8::Number::New(100) }; |
| 2448 | foo->Call(env->Global(), argc, argv_100); |
| 2449 | CHECK_EQ(203, break_point_hit_count); |
| 2450 | |
| 2451 | // Get rid of the debug event listener. |
| 2452 | v8::Debug::SetDebugEventListener(NULL); |
| 2453 | CheckDebuggerUnloaded(); |
| 2454 | } |
| 2455 | |
| 2456 | |
| 2457 | TEST(StepInOutSimple) { |
| 2458 | v8::HandleScope scope; |
| 2459 | DebugLocalContext env; |
| 2460 | |
| 2461 | // Create a function for checking the function when hitting a break point. |
| 2462 | frame_function_name = CompileFunction(&env, |
| 2463 | frame_function_name_source, |
| 2464 | "frame_function_name"); |
| 2465 | |
| 2466 | // Register a debug event listener which steps and counts. |
| 2467 | v8::Debug::SetDebugEventListener(DebugEventStepSequence); |
| 2468 | |
| 2469 | // Create functions for testing stepping. |
| 2470 | const char* src = "function a() {b();c();}; " |
| 2471 | "function b() {c();}; " |
| 2472 | "function c() {}; "; |
| 2473 | v8::Local<v8::Function> a = CompileFunction(&env, src, "a"); |
| 2474 | SetBreakPoint(a, 0); |
| 2475 | |
| 2476 | // Step through invocation of a with step in. |
| 2477 | step_action = StepIn; |
| 2478 | break_point_hit_count = 0; |
| 2479 | expected_step_sequence = "abcbaca"; |
| 2480 | a->Call(env->Global(), 0, NULL); |
| 2481 | CHECK_EQ(strlen(expected_step_sequence), break_point_hit_count); |
| 2482 | |
| 2483 | // Step through invocation of a with step next. |
| 2484 | step_action = StepNext; |
| 2485 | break_point_hit_count = 0; |
| 2486 | expected_step_sequence = "aaa"; |
| 2487 | a->Call(env->Global(), 0, NULL); |
| 2488 | CHECK_EQ(strlen(expected_step_sequence), break_point_hit_count); |
| 2489 | |
| 2490 | // Step through invocation of a with step out. |
| 2491 | step_action = StepOut; |
| 2492 | break_point_hit_count = 0; |
| 2493 | expected_step_sequence = "a"; |
| 2494 | a->Call(env->Global(), 0, NULL); |
| 2495 | CHECK_EQ(strlen(expected_step_sequence), break_point_hit_count); |
| 2496 | |
| 2497 | // Get rid of the debug event listener. |
| 2498 | v8::Debug::SetDebugEventListener(NULL); |
| 2499 | CheckDebuggerUnloaded(); |
| 2500 | } |
| 2501 | |
| 2502 | |
| 2503 | TEST(StepInOutTree) { |
| 2504 | v8::HandleScope scope; |
| 2505 | DebugLocalContext env; |
| 2506 | |
| 2507 | // Create a function for checking the function when hitting a break point. |
| 2508 | frame_function_name = CompileFunction(&env, |
| 2509 | frame_function_name_source, |
| 2510 | "frame_function_name"); |
| 2511 | |
| 2512 | // Register a debug event listener which steps and counts. |
| 2513 | v8::Debug::SetDebugEventListener(DebugEventStepSequence); |
| 2514 | |
| 2515 | // Create functions for testing stepping. |
| 2516 | const char* src = "function a() {b(c(d()),d());c(d());d()}; " |
| 2517 | "function b(x,y) {c();}; " |
| 2518 | "function c(x) {}; " |
| 2519 | "function d() {}; "; |
| 2520 | v8::Local<v8::Function> a = CompileFunction(&env, src, "a"); |
| 2521 | SetBreakPoint(a, 0); |
| 2522 | |
| 2523 | // Step through invocation of a with step in. |
| 2524 | step_action = StepIn; |
| 2525 | break_point_hit_count = 0; |
| 2526 | expected_step_sequence = "adacadabcbadacada"; |
| 2527 | a->Call(env->Global(), 0, NULL); |
| 2528 | CHECK_EQ(strlen(expected_step_sequence), break_point_hit_count); |
| 2529 | |
| 2530 | // Step through invocation of a with step next. |
| 2531 | step_action = StepNext; |
| 2532 | break_point_hit_count = 0; |
| 2533 | expected_step_sequence = "aaaa"; |
| 2534 | a->Call(env->Global(), 0, NULL); |
| 2535 | CHECK_EQ(strlen(expected_step_sequence), break_point_hit_count); |
| 2536 | |
| 2537 | // Step through invocation of a with step out. |
| 2538 | step_action = StepOut; |
| 2539 | break_point_hit_count = 0; |
| 2540 | expected_step_sequence = "a"; |
| 2541 | a->Call(env->Global(), 0, NULL); |
| 2542 | CHECK_EQ(strlen(expected_step_sequence), break_point_hit_count); |
| 2543 | |
| 2544 | // Get rid of the debug event listener. |
| 2545 | v8::Debug::SetDebugEventListener(NULL); |
| 2546 | CheckDebuggerUnloaded(true); |
| 2547 | } |
| 2548 | |
| 2549 | |
| 2550 | TEST(StepInOutBranch) { |
| 2551 | v8::HandleScope scope; |
| 2552 | DebugLocalContext env; |
| 2553 | |
| 2554 | // Create a function for checking the function when hitting a break point. |
| 2555 | frame_function_name = CompileFunction(&env, |
| 2556 | frame_function_name_source, |
| 2557 | "frame_function_name"); |
| 2558 | |
| 2559 | // Register a debug event listener which steps and counts. |
| 2560 | v8::Debug::SetDebugEventListener(DebugEventStepSequence); |
| 2561 | |
| 2562 | // Create functions for testing stepping. |
| 2563 | const char* src = "function a() {b(false);c();}; " |
| 2564 | "function b(x) {if(x){c();};}; " |
| 2565 | "function c() {}; "; |
| 2566 | v8::Local<v8::Function> a = CompileFunction(&env, src, "a"); |
| 2567 | SetBreakPoint(a, 0); |
| 2568 | |
| 2569 | // Step through invocation of a. |
| 2570 | step_action = StepIn; |
| 2571 | break_point_hit_count = 0; |
| 2572 | expected_step_sequence = "abaca"; |
| 2573 | a->Call(env->Global(), 0, NULL); |
| 2574 | CHECK_EQ(strlen(expected_step_sequence), break_point_hit_count); |
| 2575 | |
| 2576 | // Get rid of the debug event listener. |
| 2577 | v8::Debug::SetDebugEventListener(NULL); |
| 2578 | CheckDebuggerUnloaded(); |
| 2579 | } |
| 2580 | |
| 2581 | |
| 2582 | // Test that step in does not step into native functions. |
| 2583 | TEST(DebugStepNatives) { |
| 2584 | v8::HandleScope scope; |
| 2585 | DebugLocalContext env; |
| 2586 | |
| 2587 | // Create a function for testing stepping. |
| 2588 | v8::Local<v8::Function> foo = CompileFunction( |
| 2589 | &env, |
| 2590 | "function foo(){debugger;Math.sin(1);}", |
| 2591 | "foo"); |
| 2592 | |
| 2593 | // Register a debug event listener which steps and counts. |
| 2594 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2595 | |
| 2596 | step_action = StepIn; |
| 2597 | break_point_hit_count = 0; |
| 2598 | foo->Call(env->Global(), 0, NULL); |
| 2599 | |
| 2600 | // With stepping all break locations are hit. |
| 2601 | CHECK_EQ(3, break_point_hit_count); |
| 2602 | |
| 2603 | v8::Debug::SetDebugEventListener(NULL); |
| 2604 | CheckDebuggerUnloaded(); |
| 2605 | |
| 2606 | // Register a debug event listener which just counts. |
| 2607 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount); |
| 2608 | |
| 2609 | break_point_hit_count = 0; |
| 2610 | foo->Call(env->Global(), 0, NULL); |
| 2611 | |
| 2612 | // Without stepping only active break points are hit. |
| 2613 | CHECK_EQ(1, break_point_hit_count); |
| 2614 | |
| 2615 | v8::Debug::SetDebugEventListener(NULL); |
| 2616 | CheckDebuggerUnloaded(); |
| 2617 | } |
| 2618 | |
| 2619 | |
| 2620 | // Test that step in works with function.apply. |
| 2621 | TEST(DebugStepFunctionApply) { |
| 2622 | v8::HandleScope scope; |
| 2623 | DebugLocalContext env; |
| 2624 | |
| 2625 | // Create a function for testing stepping. |
| 2626 | v8::Local<v8::Function> foo = CompileFunction( |
| 2627 | &env, |
| 2628 | "function bar(x, y, z) { if (x == 1) { a = y; b = z; } }" |
| 2629 | "function foo(){ debugger; bar.apply(this, [1,2,3]); }", |
| 2630 | "foo"); |
| 2631 | |
| 2632 | // Register a debug event listener which steps and counts. |
| 2633 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2634 | |
| 2635 | step_action = StepIn; |
| 2636 | break_point_hit_count = 0; |
| 2637 | foo->Call(env->Global(), 0, NULL); |
| 2638 | |
| 2639 | // With stepping all break locations are hit. |
| 2640 | CHECK_EQ(6, break_point_hit_count); |
| 2641 | |
| 2642 | v8::Debug::SetDebugEventListener(NULL); |
| 2643 | CheckDebuggerUnloaded(); |
| 2644 | |
| 2645 | // Register a debug event listener which just counts. |
| 2646 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount); |
| 2647 | |
| 2648 | break_point_hit_count = 0; |
| 2649 | foo->Call(env->Global(), 0, NULL); |
| 2650 | |
| 2651 | // Without stepping only the debugger statement is hit. |
| 2652 | CHECK_EQ(1, break_point_hit_count); |
| 2653 | |
| 2654 | v8::Debug::SetDebugEventListener(NULL); |
| 2655 | CheckDebuggerUnloaded(); |
| 2656 | } |
| 2657 | |
| 2658 | |
| 2659 | // Test that step in works with function.call. |
| 2660 | TEST(DebugStepFunctionCall) { |
| 2661 | v8::HandleScope scope; |
| 2662 | DebugLocalContext env; |
| 2663 | |
| 2664 | // Create a function for testing stepping. |
| 2665 | v8::Local<v8::Function> foo = CompileFunction( |
| 2666 | &env, |
| 2667 | "function bar(x, y, z) { if (x == 1) { a = y; b = z; } }" |
| 2668 | "function foo(a){ debugger;" |
| 2669 | " if (a) {" |
| 2670 | " bar.call(this, 1, 2, 3);" |
| 2671 | " } else {" |
| 2672 | " bar.call(this, 0);" |
| 2673 | " }" |
| 2674 | "}", |
| 2675 | "foo"); |
| 2676 | |
| 2677 | // Register a debug event listener which steps and counts. |
| 2678 | v8::Debug::SetDebugEventListener(DebugEventStep); |
| 2679 | step_action = StepIn; |
| 2680 | |
| 2681 | // Check stepping where the if condition in bar is false. |
| 2682 | break_point_hit_count = 0; |
| 2683 | foo->Call(env->Global(), 0, NULL); |
| 2684 | CHECK_EQ(4, break_point_hit_count); |
| 2685 | |
| 2686 | // Check stepping where the if condition in bar is true. |
| 2687 | break_point_hit_count = 0; |
| 2688 | const int argc = 1; |
| 2689 | v8::Handle<v8::Value> argv[argc] = { v8::True() }; |
| 2690 | foo->Call(env->Global(), argc, argv); |
| 2691 | CHECK_EQ(6, break_point_hit_count); |
| 2692 | |
| 2693 | v8::Debug::SetDebugEventListener(NULL); |
| 2694 | CheckDebuggerUnloaded(); |
| 2695 | |
| 2696 | // Register a debug event listener which just counts. |
| 2697 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount); |
| 2698 | |
| 2699 | break_point_hit_count = 0; |
| 2700 | foo->Call(env->Global(), 0, NULL); |
| 2701 | |
| 2702 | // Without stepping only the debugger statement is hit. |
| 2703 | CHECK_EQ(1, break_point_hit_count); |
| 2704 | |
| 2705 | v8::Debug::SetDebugEventListener(NULL); |
| 2706 | CheckDebuggerUnloaded(); |
| 2707 | } |
| 2708 | |
| 2709 | |
| 2710 | // Test break on exceptions. For each exception break combination the number |
| 2711 | // of debug event exception callbacks and message callbacks are collected. The |
| 2712 | // number of debug event exception callbacks are used to check that the |
| 2713 | // debugger is called correctly and the number of message callbacks is used to |
| 2714 | // check that uncaught exceptions are still returned even if there is a break |
| 2715 | // for them. |
| 2716 | TEST(BreakOnException) { |
| 2717 | v8::HandleScope scope; |
| 2718 | DebugLocalContext env; |
| 2719 | env.ExposeDebug(); |
| 2720 | |
| 2721 | v8::internal::Top::TraceException(false); |
| 2722 | |
| 2723 | // Create functions for testing break on exception. |
| 2724 | v8::Local<v8::Function> throws = |
| 2725 | CompileFunction(&env, "function throws(){throw 1;}", "throws"); |
| 2726 | v8::Local<v8::Function> caught = |
| 2727 | CompileFunction(&env, |
| 2728 | "function caught(){try {throws();} catch(e) {};}", |
| 2729 | "caught"); |
| 2730 | v8::Local<v8::Function> notCaught = |
| 2731 | CompileFunction(&env, "function notCaught(){throws();}", "notCaught"); |
| 2732 | |
| 2733 | v8::V8::AddMessageListener(MessageCallbackCount); |
| 2734 | v8::Debug::SetDebugEventListener(DebugEventCounter); |
| 2735 | |
| 2736 | // Initial state should be break on uncaught exception. |
| 2737 | DebugEventCounterClear(); |
| 2738 | MessageCallbackCountClear(); |
| 2739 | caught->Call(env->Global(), 0, NULL); |
| 2740 | CHECK_EQ(0, exception_hit_count); |
| 2741 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 2742 | CHECK_EQ(0, message_callback_count); |
| 2743 | notCaught->Call(env->Global(), 0, NULL); |
| 2744 | CHECK_EQ(1, exception_hit_count); |
| 2745 | CHECK_EQ(1, uncaught_exception_hit_count); |
| 2746 | CHECK_EQ(1, message_callback_count); |
| 2747 | |
| 2748 | // No break on exception |
| 2749 | DebugEventCounterClear(); |
| 2750 | MessageCallbackCountClear(); |
| 2751 | ChangeBreakOnException(false, false); |
| 2752 | caught->Call(env->Global(), 0, NULL); |
| 2753 | CHECK_EQ(0, exception_hit_count); |
| 2754 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 2755 | CHECK_EQ(0, message_callback_count); |
| 2756 | notCaught->Call(env->Global(), 0, NULL); |
| 2757 | CHECK_EQ(0, exception_hit_count); |
| 2758 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 2759 | CHECK_EQ(1, message_callback_count); |
| 2760 | |
| 2761 | // Break on uncaught exception |
| 2762 | DebugEventCounterClear(); |
| 2763 | MessageCallbackCountClear(); |
| 2764 | ChangeBreakOnException(false, true); |
| 2765 | caught->Call(env->Global(), 0, NULL); |
| 2766 | CHECK_EQ(0, exception_hit_count); |
| 2767 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 2768 | CHECK_EQ(0, message_callback_count); |
| 2769 | notCaught->Call(env->Global(), 0, NULL); |
| 2770 | CHECK_EQ(1, exception_hit_count); |
| 2771 | CHECK_EQ(1, uncaught_exception_hit_count); |
| 2772 | CHECK_EQ(1, message_callback_count); |
| 2773 | |
| 2774 | // Break on exception and uncaught exception |
| 2775 | DebugEventCounterClear(); |
| 2776 | MessageCallbackCountClear(); |
| 2777 | ChangeBreakOnException(true, true); |
| 2778 | caught->Call(env->Global(), 0, NULL); |
| 2779 | CHECK_EQ(1, exception_hit_count); |
| 2780 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 2781 | CHECK_EQ(0, message_callback_count); |
| 2782 | notCaught->Call(env->Global(), 0, NULL); |
| 2783 | CHECK_EQ(2, exception_hit_count); |
| 2784 | CHECK_EQ(1, uncaught_exception_hit_count); |
| 2785 | CHECK_EQ(1, message_callback_count); |
| 2786 | |
| 2787 | // Break on exception |
| 2788 | DebugEventCounterClear(); |
| 2789 | MessageCallbackCountClear(); |
| 2790 | ChangeBreakOnException(true, false); |
| 2791 | caught->Call(env->Global(), 0, NULL); |
| 2792 | CHECK_EQ(1, exception_hit_count); |
| 2793 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 2794 | CHECK_EQ(0, message_callback_count); |
| 2795 | notCaught->Call(env->Global(), 0, NULL); |
| 2796 | CHECK_EQ(2, exception_hit_count); |
| 2797 | CHECK_EQ(1, uncaught_exception_hit_count); |
| 2798 | CHECK_EQ(1, message_callback_count); |
| 2799 | |
| 2800 | // No break on exception using JavaScript |
| 2801 | DebugEventCounterClear(); |
| 2802 | MessageCallbackCountClear(); |
| 2803 | ChangeBreakOnExceptionFromJS(false, false); |
| 2804 | caught->Call(env->Global(), 0, NULL); |
| 2805 | CHECK_EQ(0, exception_hit_count); |
| 2806 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 2807 | CHECK_EQ(0, message_callback_count); |
| 2808 | notCaught->Call(env->Global(), 0, NULL); |
| 2809 | CHECK_EQ(0, exception_hit_count); |
| 2810 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 2811 | CHECK_EQ(1, message_callback_count); |
| 2812 | |
| 2813 | // Break on uncaught exception using JavaScript |
| 2814 | DebugEventCounterClear(); |
| 2815 | MessageCallbackCountClear(); |
| 2816 | ChangeBreakOnExceptionFromJS(false, true); |
| 2817 | caught->Call(env->Global(), 0, NULL); |
| 2818 | CHECK_EQ(0, exception_hit_count); |
| 2819 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 2820 | CHECK_EQ(0, message_callback_count); |
| 2821 | notCaught->Call(env->Global(), 0, NULL); |
| 2822 | CHECK_EQ(1, exception_hit_count); |
| 2823 | CHECK_EQ(1, uncaught_exception_hit_count); |
| 2824 | CHECK_EQ(1, message_callback_count); |
| 2825 | |
| 2826 | // Break on exception and uncaught exception using JavaScript |
| 2827 | DebugEventCounterClear(); |
| 2828 | MessageCallbackCountClear(); |
| 2829 | ChangeBreakOnExceptionFromJS(true, true); |
| 2830 | caught->Call(env->Global(), 0, NULL); |
| 2831 | CHECK_EQ(1, exception_hit_count); |
| 2832 | CHECK_EQ(0, message_callback_count); |
| 2833 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 2834 | notCaught->Call(env->Global(), 0, NULL); |
| 2835 | CHECK_EQ(2, exception_hit_count); |
| 2836 | CHECK_EQ(1, uncaught_exception_hit_count); |
| 2837 | CHECK_EQ(1, message_callback_count); |
| 2838 | |
| 2839 | // Break on exception using JavaScript |
| 2840 | DebugEventCounterClear(); |
| 2841 | MessageCallbackCountClear(); |
| 2842 | ChangeBreakOnExceptionFromJS(true, false); |
| 2843 | caught->Call(env->Global(), 0, NULL); |
| 2844 | CHECK_EQ(1, exception_hit_count); |
| 2845 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 2846 | CHECK_EQ(0, message_callback_count); |
| 2847 | notCaught->Call(env->Global(), 0, NULL); |
| 2848 | CHECK_EQ(2, exception_hit_count); |
| 2849 | CHECK_EQ(1, uncaught_exception_hit_count); |
| 2850 | CHECK_EQ(1, message_callback_count); |
| 2851 | |
| 2852 | v8::Debug::SetDebugEventListener(NULL); |
| 2853 | CheckDebuggerUnloaded(); |
| 2854 | v8::V8::RemoveMessageListeners(MessageCallbackCount); |
| 2855 | } |
| 2856 | |
| 2857 | |
| 2858 | // Test break on exception from compiler errors. When compiling using |
| 2859 | // v8::Script::Compile there is no JavaScript stack whereas when compiling using |
| 2860 | // eval there are JavaScript frames. |
| 2861 | TEST(BreakOnCompileException) { |
| 2862 | v8::HandleScope scope; |
| 2863 | DebugLocalContext env; |
| 2864 | |
| 2865 | v8::internal::Top::TraceException(false); |
| 2866 | |
| 2867 | // Create a function for checking the function when hitting a break point. |
| 2868 | frame_count = CompileFunction(&env, frame_count_source, "frame_count"); |
| 2869 | |
| 2870 | v8::V8::AddMessageListener(MessageCallbackCount); |
| 2871 | v8::Debug::SetDebugEventListener(DebugEventCounter); |
| 2872 | |
| 2873 | DebugEventCounterClear(); |
| 2874 | MessageCallbackCountClear(); |
| 2875 | |
| 2876 | // Check initial state. |
| 2877 | CHECK_EQ(0, exception_hit_count); |
| 2878 | CHECK_EQ(0, uncaught_exception_hit_count); |
| 2879 | CHECK_EQ(0, message_callback_count); |
| 2880 | CHECK_EQ(-1, last_js_stack_height); |
| 2881 | |
| 2882 | // Throws SyntaxError: Unexpected end of input |
| 2883 | v8::Script::Compile(v8::String::New("+++")); |
| 2884 | CHECK_EQ(1, exception_hit_count); |
| 2885 | CHECK_EQ(1, uncaught_exception_hit_count); |
| 2886 | CHECK_EQ(1, message_callback_count); |
| 2887 | CHECK_EQ(0, last_js_stack_height); // No JavaScript stack. |
| 2888 | |
| 2889 | // Throws SyntaxError: Unexpected identifier |
| 2890 | v8::Script::Compile(v8::String::New("x x")); |
| 2891 | CHECK_EQ(2, exception_hit_count); |
| 2892 | CHECK_EQ(2, uncaught_exception_hit_count); |
| 2893 | CHECK_EQ(2, message_callback_count); |
| 2894 | CHECK_EQ(0, last_js_stack_height); // No JavaScript stack. |
| 2895 | |
| 2896 | // Throws SyntaxError: Unexpected end of input |
| 2897 | v8::Script::Compile(v8::String::New("eval('+++')"))->Run(); |
| 2898 | CHECK_EQ(3, exception_hit_count); |
| 2899 | CHECK_EQ(3, uncaught_exception_hit_count); |
| 2900 | CHECK_EQ(3, message_callback_count); |
| 2901 | CHECK_EQ(1, last_js_stack_height); |
| 2902 | |
| 2903 | // Throws SyntaxError: Unexpected identifier |
| 2904 | v8::Script::Compile(v8::String::New("eval('x x')"))->Run(); |
| 2905 | CHECK_EQ(4, exception_hit_count); |
| 2906 | CHECK_EQ(4, uncaught_exception_hit_count); |
| 2907 | CHECK_EQ(4, message_callback_count); |
| 2908 | CHECK_EQ(1, last_js_stack_height); |
| 2909 | } |
| 2910 | |
| 2911 | |
| 2912 | TEST(StepWithException) { |
| 2913 | v8::HandleScope scope; |
| 2914 | DebugLocalContext env; |
| 2915 | |
| 2916 | // Create a function for checking the function when hitting a break point. |
| 2917 | frame_function_name = CompileFunction(&env, |
| 2918 | frame_function_name_source, |
| 2919 | "frame_function_name"); |
| 2920 | |
| 2921 | // Register a debug event listener which steps and counts. |
| 2922 | v8::Debug::SetDebugEventListener(DebugEventStepSequence); |
| 2923 | |
| 2924 | // Create functions for testing stepping. |
| 2925 | const char* src = "function a() { n(); }; " |
| 2926 | "function b() { c(); }; " |
| 2927 | "function c() { n(); }; " |
| 2928 | "function d() { x = 1; try { e(); } catch(x) { x = 2; } }; " |
| 2929 | "function e() { n(); }; " |
| 2930 | "function f() { x = 1; try { g(); } catch(x) { x = 2; } }; " |
| 2931 | "function g() { h(); }; " |
| 2932 | "function h() { x = 1; throw 1; }; "; |
| 2933 | |
| 2934 | // Step through invocation of a. |
| 2935 | v8::Local<v8::Function> a = CompileFunction(&env, src, "a"); |
| 2936 | SetBreakPoint(a, 0); |
| 2937 | step_action = StepIn; |
| 2938 | break_point_hit_count = 0; |
| 2939 | expected_step_sequence = "aa"; |
| 2940 | a->Call(env->Global(), 0, NULL); |
| 2941 | CHECK_EQ(strlen(expected_step_sequence), break_point_hit_count); |
| 2942 | |
| 2943 | // Step through invocation of b + c. |
| 2944 | v8::Local<v8::Function> b = CompileFunction(&env, src, "b"); |
| 2945 | SetBreakPoint(b, 0); |
| 2946 | step_action = StepIn; |
| 2947 | break_point_hit_count = 0; |
| 2948 | expected_step_sequence = "bcc"; |
| 2949 | b->Call(env->Global(), 0, NULL); |
| 2950 | CHECK_EQ(strlen(expected_step_sequence), break_point_hit_count); |
| 2951 | |
| 2952 | // Step through invocation of d + e. |
| 2953 | v8::Local<v8::Function> d = CompileFunction(&env, src, "d"); |
| 2954 | SetBreakPoint(d, 0); |
| 2955 | ChangeBreakOnException(false, true); |
| 2956 | step_action = StepIn; |
| 2957 | break_point_hit_count = 0; |
| 2958 | expected_step_sequence = "dded"; |
| 2959 | d->Call(env->Global(), 0, NULL); |
| 2960 | CHECK_EQ(strlen(expected_step_sequence), break_point_hit_count); |
| 2961 | |
| 2962 | // Step through invocation of d + e now with break on caught exceptions. |
| 2963 | ChangeBreakOnException(true, true); |
| 2964 | step_action = StepIn; |
| 2965 | break_point_hit_count = 0; |
| 2966 | expected_step_sequence = "ddeed"; |
| 2967 | d->Call(env->Global(), 0, NULL); |
| 2968 | CHECK_EQ(strlen(expected_step_sequence), break_point_hit_count); |
| 2969 | |
| 2970 | // Step through invocation of f + g + h. |
| 2971 | v8::Local<v8::Function> f = CompileFunction(&env, src, "f"); |
| 2972 | SetBreakPoint(f, 0); |
| 2973 | ChangeBreakOnException(false, true); |
| 2974 | step_action = StepIn; |
| 2975 | break_point_hit_count = 0; |
| 2976 | expected_step_sequence = "ffghf"; |
| 2977 | f->Call(env->Global(), 0, NULL); |
| 2978 | CHECK_EQ(strlen(expected_step_sequence), break_point_hit_count); |
| 2979 | |
| 2980 | // Step through invocation of f + g + h now with break on caught exceptions. |
| 2981 | ChangeBreakOnException(true, true); |
| 2982 | step_action = StepIn; |
| 2983 | break_point_hit_count = 0; |
| 2984 | expected_step_sequence = "ffghhf"; |
| 2985 | f->Call(env->Global(), 0, NULL); |
| 2986 | CHECK_EQ(strlen(expected_step_sequence), break_point_hit_count); |
| 2987 | |
| 2988 | // Get rid of the debug event listener. |
| 2989 | v8::Debug::SetDebugEventListener(NULL); |
| 2990 | CheckDebuggerUnloaded(); |
| 2991 | } |
| 2992 | |
| 2993 | |
| 2994 | TEST(DebugBreak) { |
| 2995 | v8::HandleScope scope; |
| 2996 | DebugLocalContext env; |
| 2997 | |
| 2998 | // This test should be run with option --verify-heap. As --verify-heap is |
| 2999 | // only available in debug mode only check for it in that case. |
| 3000 | #ifdef DEBUG |
| 3001 | CHECK(v8::internal::FLAG_verify_heap); |
| 3002 | #endif |
| 3003 | |
| 3004 | // Register a debug event listener which sets the break flag and counts. |
| 3005 | v8::Debug::SetDebugEventListener(DebugEventBreak); |
| 3006 | |
| 3007 | // Create a function for testing stepping. |
| 3008 | const char* src = "function f0() {}" |
| 3009 | "function f1(x1) {}" |
| 3010 | "function f2(x1,x2) {}" |
| 3011 | "function f3(x1,x2,x3) {}"; |
| 3012 | v8::Local<v8::Function> f0 = CompileFunction(&env, src, "f0"); |
| 3013 | v8::Local<v8::Function> f1 = CompileFunction(&env, src, "f1"); |
| 3014 | v8::Local<v8::Function> f2 = CompileFunction(&env, src, "f2"); |
| 3015 | v8::Local<v8::Function> f3 = CompileFunction(&env, src, "f3"); |
| 3016 | |
| 3017 | // Call the function to make sure it is compiled. |
| 3018 | v8::Handle<v8::Value> argv[] = { v8::Number::New(1), |
| 3019 | v8::Number::New(1), |
| 3020 | v8::Number::New(1), |
| 3021 | v8::Number::New(1) }; |
| 3022 | |
| 3023 | // Call all functions to make sure that they are compiled. |
| 3024 | f0->Call(env->Global(), 0, NULL); |
| 3025 | f1->Call(env->Global(), 0, NULL); |
| 3026 | f2->Call(env->Global(), 0, NULL); |
| 3027 | f3->Call(env->Global(), 0, NULL); |
| 3028 | |
| 3029 | // Set the debug break flag. |
| 3030 | v8::Debug::DebugBreak(); |
| 3031 | |
| 3032 | // Call all functions with different argument count. |
| 3033 | break_point_hit_count = 0; |
| 3034 | for (unsigned int i = 0; i < ARRAY_SIZE(argv); i++) { |
| 3035 | f0->Call(env->Global(), i, argv); |
| 3036 | f1->Call(env->Global(), i, argv); |
| 3037 | f2->Call(env->Global(), i, argv); |
| 3038 | f3->Call(env->Global(), i, argv); |
| 3039 | } |
| 3040 | |
| 3041 | // One break for each function called. |
| 3042 | CHECK_EQ(4 * ARRAY_SIZE(argv), break_point_hit_count); |
| 3043 | |
| 3044 | // Get rid of the debug event listener. |
| 3045 | v8::Debug::SetDebugEventListener(NULL); |
| 3046 | CheckDebuggerUnloaded(); |
| 3047 | } |
| 3048 | |
| 3049 | |
| 3050 | // Test to ensure that JavaScript code keeps running while the debug break |
| 3051 | // through the stack limit flag is set but breaks are disabled. |
| 3052 | TEST(DisableBreak) { |
| 3053 | v8::HandleScope scope; |
| 3054 | DebugLocalContext env; |
| 3055 | |
| 3056 | // Register a debug event listener which sets the break flag and counts. |
| 3057 | v8::Debug::SetDebugEventListener(DebugEventCounter); |
| 3058 | |
| 3059 | // Create a function for testing stepping. |
| 3060 | const char* src = "function f() {g()};function g(){i=0; while(i<10){i++}}"; |
| 3061 | v8::Local<v8::Function> f = CompileFunction(&env, src, "f"); |
| 3062 | |
| 3063 | // Set the debug break flag. |
| 3064 | v8::Debug::DebugBreak(); |
| 3065 | |
| 3066 | // Call all functions with different argument count. |
| 3067 | break_point_hit_count = 0; |
| 3068 | f->Call(env->Global(), 0, NULL); |
| 3069 | CHECK_EQ(1, break_point_hit_count); |
| 3070 | |
| 3071 | { |
| 3072 | v8::Debug::DebugBreak(); |
| 3073 | v8::internal::DisableBreak disable_break(true); |
| 3074 | f->Call(env->Global(), 0, NULL); |
| 3075 | CHECK_EQ(1, break_point_hit_count); |
| 3076 | } |
| 3077 | |
| 3078 | f->Call(env->Global(), 0, NULL); |
| 3079 | CHECK_EQ(2, break_point_hit_count); |
| 3080 | |
| 3081 | // Get rid of the debug event listener. |
| 3082 | v8::Debug::SetDebugEventListener(NULL); |
| 3083 | CheckDebuggerUnloaded(); |
| 3084 | } |
| 3085 | |
| 3086 | |
| 3087 | static v8::Handle<v8::Array> NamedEnum(const v8::AccessorInfo&) { |
| 3088 | v8::Handle<v8::Array> result = v8::Array::New(3); |
| 3089 | result->Set(v8::Integer::New(0), v8::String::New("a")); |
| 3090 | result->Set(v8::Integer::New(1), v8::String::New("b")); |
| 3091 | result->Set(v8::Integer::New(2), v8::String::New("c")); |
| 3092 | return result; |
| 3093 | } |
| 3094 | |
| 3095 | |
| 3096 | static v8::Handle<v8::Array> IndexedEnum(const v8::AccessorInfo&) { |
| 3097 | v8::Handle<v8::Array> result = v8::Array::New(2); |
| 3098 | result->Set(v8::Integer::New(0), v8::Number::New(1)); |
| 3099 | result->Set(v8::Integer::New(1), v8::Number::New(10)); |
| 3100 | return result; |
| 3101 | } |
| 3102 | |
| 3103 | |
| 3104 | static v8::Handle<v8::Value> NamedGetter(v8::Local<v8::String> name, |
| 3105 | const v8::AccessorInfo& info) { |
| 3106 | v8::String::AsciiValue n(name); |
| 3107 | if (strcmp(*n, "a") == 0) { |
| 3108 | return v8::String::New("AA"); |
| 3109 | } else if (strcmp(*n, "b") == 0) { |
| 3110 | return v8::String::New("BB"); |
| 3111 | } else if (strcmp(*n, "c") == 0) { |
| 3112 | return v8::String::New("CC"); |
| 3113 | } else { |
| 3114 | return v8::Undefined(); |
| 3115 | } |
| 3116 | |
| 3117 | return name; |
| 3118 | } |
| 3119 | |
| 3120 | |
| 3121 | static v8::Handle<v8::Value> IndexedGetter(uint32_t index, |
| 3122 | const v8::AccessorInfo& info) { |
| 3123 | return v8::Number::New(index + 1); |
| 3124 | } |
| 3125 | |
| 3126 | |
| 3127 | TEST(InterceptorPropertyMirror) { |
| 3128 | // Create a V8 environment with debug access. |
| 3129 | v8::HandleScope scope; |
| 3130 | DebugLocalContext env; |
| 3131 | env.ExposeDebug(); |
| 3132 | |
| 3133 | // Create object with named interceptor. |
| 3134 | v8::Handle<v8::ObjectTemplate> named = v8::ObjectTemplate::New(); |
| 3135 | named->SetNamedPropertyHandler(NamedGetter, NULL, NULL, NULL, NamedEnum); |
| 3136 | env->Global()->Set(v8::String::New("intercepted_named"), |
| 3137 | named->NewInstance()); |
| 3138 | |
| 3139 | // Create object with indexed interceptor. |
| 3140 | v8::Handle<v8::ObjectTemplate> indexed = v8::ObjectTemplate::New(); |
| 3141 | indexed->SetIndexedPropertyHandler(IndexedGetter, |
| 3142 | NULL, |
| 3143 | NULL, |
| 3144 | NULL, |
| 3145 | IndexedEnum); |
| 3146 | env->Global()->Set(v8::String::New("intercepted_indexed"), |
| 3147 | indexed->NewInstance()); |
| 3148 | |
| 3149 | // Create object with both named and indexed interceptor. |
| 3150 | v8::Handle<v8::ObjectTemplate> both = v8::ObjectTemplate::New(); |
| 3151 | both->SetNamedPropertyHandler(NamedGetter, NULL, NULL, NULL, NamedEnum); |
| 3152 | both->SetIndexedPropertyHandler(IndexedGetter, NULL, NULL, NULL, IndexedEnum); |
| 3153 | env->Global()->Set(v8::String::New("intercepted_both"), both->NewInstance()); |
| 3154 | |
| 3155 | // Get mirrors for the three objects with interceptor. |
| 3156 | CompileRun( |
| 3157 | "named_mirror = debug.MakeMirror(intercepted_named);" |
| 3158 | "indexed_mirror = debug.MakeMirror(intercepted_indexed);" |
| 3159 | "both_mirror = debug.MakeMirror(intercepted_both)"); |
| 3160 | CHECK(CompileRun( |
| 3161 | "named_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 3162 | CHECK(CompileRun( |
| 3163 | "indexed_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 3164 | CHECK(CompileRun( |
| 3165 | "both_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 3166 | |
| 3167 | // Get the property names from the interceptors |
| 3168 | CompileRun( |
| 3169 | "named_names = named_mirror.propertyNames();" |
| 3170 | "indexed_names = indexed_mirror.propertyNames();" |
| 3171 | "both_names = both_mirror.propertyNames()"); |
| 3172 | CHECK_EQ(3, CompileRun("named_names.length")->Int32Value()); |
| 3173 | CHECK_EQ(2, CompileRun("indexed_names.length")->Int32Value()); |
| 3174 | CHECK_EQ(5, CompileRun("both_names.length")->Int32Value()); |
| 3175 | |
| 3176 | // Check the expected number of properties. |
| 3177 | const char* source; |
| 3178 | source = "named_mirror.properties().length"; |
| 3179 | CHECK_EQ(3, CompileRun(source)->Int32Value()); |
| 3180 | |
| 3181 | source = "indexed_mirror.properties().length"; |
| 3182 | CHECK_EQ(2, CompileRun(source)->Int32Value()); |
| 3183 | |
| 3184 | source = "both_mirror.properties().length"; |
| 3185 | CHECK_EQ(5, CompileRun(source)->Int32Value()); |
| 3186 | |
| 3187 | // 1 is PropertyKind.Named; |
| 3188 | source = "both_mirror.properties(1).length"; |
| 3189 | CHECK_EQ(3, CompileRun(source)->Int32Value()); |
| 3190 | |
| 3191 | // 2 is PropertyKind.Indexed; |
| 3192 | source = "both_mirror.properties(2).length"; |
| 3193 | CHECK_EQ(2, CompileRun(source)->Int32Value()); |
| 3194 | |
| 3195 | // 3 is PropertyKind.Named | PropertyKind.Indexed; |
| 3196 | source = "both_mirror.properties(3).length"; |
| 3197 | CHECK_EQ(5, CompileRun(source)->Int32Value()); |
| 3198 | |
| 3199 | // Get the interceptor properties for the object with only named interceptor. |
| 3200 | CompileRun("named_values = named_mirror.properties()"); |
| 3201 | |
| 3202 | // Check that the properties are interceptor properties. |
| 3203 | for (int i = 0; i < 3; i++) { |
| 3204 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 3205 | OS::SNPrintF(buffer, |
| 3206 | "named_values[%d] instanceof debug.PropertyMirror", i); |
| 3207 | CHECK(CompileRun(buffer.start())->BooleanValue()); |
| 3208 | |
| 3209 | // 4 is PropertyType.Interceptor |
| 3210 | OS::SNPrintF(buffer, "named_values[%d].propertyType()", i); |
| 3211 | CHECK_EQ(4, CompileRun(buffer.start())->Int32Value()); |
| 3212 | |
| 3213 | OS::SNPrintF(buffer, "named_values[%d].isNative()", i); |
| 3214 | CHECK(CompileRun(buffer.start())->BooleanValue()); |
| 3215 | } |
| 3216 | |
| 3217 | // Get the interceptor properties for the object with only indexed |
| 3218 | // interceptor. |
| 3219 | CompileRun("indexed_values = indexed_mirror.properties()"); |
| 3220 | |
| 3221 | // Check that the properties are interceptor properties. |
| 3222 | for (int i = 0; i < 2; i++) { |
| 3223 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 3224 | OS::SNPrintF(buffer, |
| 3225 | "indexed_values[%d] instanceof debug.PropertyMirror", i); |
| 3226 | CHECK(CompileRun(buffer.start())->BooleanValue()); |
| 3227 | } |
| 3228 | |
| 3229 | // Get the interceptor properties for the object with both types of |
| 3230 | // interceptors. |
| 3231 | CompileRun("both_values = both_mirror.properties()"); |
| 3232 | |
| 3233 | // Check that the properties are interceptor properties. |
| 3234 | for (int i = 0; i < 5; i++) { |
| 3235 | EmbeddedVector<char, SMALL_STRING_BUFFER_SIZE> buffer; |
| 3236 | OS::SNPrintF(buffer, "both_values[%d] instanceof debug.PropertyMirror", i); |
| 3237 | CHECK(CompileRun(buffer.start())->BooleanValue()); |
| 3238 | } |
| 3239 | |
| 3240 | // Check the property names. |
| 3241 | source = "both_values[0].name() == 'a'"; |
| 3242 | CHECK(CompileRun(source)->BooleanValue()); |
| 3243 | |
| 3244 | source = "both_values[1].name() == 'b'"; |
| 3245 | CHECK(CompileRun(source)->BooleanValue()); |
| 3246 | |
| 3247 | source = "both_values[2].name() == 'c'"; |
| 3248 | CHECK(CompileRun(source)->BooleanValue()); |
| 3249 | |
| 3250 | source = "both_values[3].name() == 1"; |
| 3251 | CHECK(CompileRun(source)->BooleanValue()); |
| 3252 | |
| 3253 | source = "both_values[4].name() == 10"; |
| 3254 | CHECK(CompileRun(source)->BooleanValue()); |
| 3255 | } |
| 3256 | |
| 3257 | |
| 3258 | TEST(HiddenPrototypePropertyMirror) { |
| 3259 | // Create a V8 environment with debug access. |
| 3260 | v8::HandleScope scope; |
| 3261 | DebugLocalContext env; |
| 3262 | env.ExposeDebug(); |
| 3263 | |
| 3264 | v8::Handle<v8::FunctionTemplate> t0 = v8::FunctionTemplate::New(); |
| 3265 | t0->InstanceTemplate()->Set(v8::String::New("x"), v8::Number::New(0)); |
| 3266 | v8::Handle<v8::FunctionTemplate> t1 = v8::FunctionTemplate::New(); |
| 3267 | t1->SetHiddenPrototype(true); |
| 3268 | t1->InstanceTemplate()->Set(v8::String::New("y"), v8::Number::New(1)); |
| 3269 | v8::Handle<v8::FunctionTemplate> t2 = v8::FunctionTemplate::New(); |
| 3270 | t2->SetHiddenPrototype(true); |
| 3271 | t2->InstanceTemplate()->Set(v8::String::New("z"), v8::Number::New(2)); |
| 3272 | v8::Handle<v8::FunctionTemplate> t3 = v8::FunctionTemplate::New(); |
| 3273 | t3->InstanceTemplate()->Set(v8::String::New("u"), v8::Number::New(3)); |
| 3274 | |
| 3275 | // Create object and set them on the global object. |
| 3276 | v8::Handle<v8::Object> o0 = t0->GetFunction()->NewInstance(); |
| 3277 | env->Global()->Set(v8::String::New("o0"), o0); |
| 3278 | v8::Handle<v8::Object> o1 = t1->GetFunction()->NewInstance(); |
| 3279 | env->Global()->Set(v8::String::New("o1"), o1); |
| 3280 | v8::Handle<v8::Object> o2 = t2->GetFunction()->NewInstance(); |
| 3281 | env->Global()->Set(v8::String::New("o2"), o2); |
| 3282 | v8::Handle<v8::Object> o3 = t3->GetFunction()->NewInstance(); |
| 3283 | env->Global()->Set(v8::String::New("o3"), o3); |
| 3284 | |
| 3285 | // Get mirrors for the four objects. |
| 3286 | CompileRun( |
| 3287 | "o0_mirror = debug.MakeMirror(o0);" |
| 3288 | "o1_mirror = debug.MakeMirror(o1);" |
| 3289 | "o2_mirror = debug.MakeMirror(o2);" |
| 3290 | "o3_mirror = debug.MakeMirror(o3)"); |
| 3291 | CHECK(CompileRun("o0_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 3292 | CHECK(CompileRun("o1_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 3293 | CHECK(CompileRun("o2_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 3294 | CHECK(CompileRun("o3_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 3295 | |
| 3296 | // Check that each object has one property. |
| 3297 | CHECK_EQ(1, CompileRun( |
| 3298 | "o0_mirror.propertyNames().length")->Int32Value()); |
| 3299 | CHECK_EQ(1, CompileRun( |
| 3300 | "o1_mirror.propertyNames().length")->Int32Value()); |
| 3301 | CHECK_EQ(1, CompileRun( |
| 3302 | "o2_mirror.propertyNames().length")->Int32Value()); |
| 3303 | CHECK_EQ(1, CompileRun( |
| 3304 | "o3_mirror.propertyNames().length")->Int32Value()); |
| 3305 | |
| 3306 | // Set o1 as prototype for o0. o1 has the hidden prototype flag so all |
| 3307 | // properties on o1 should be seen on o0. |
| 3308 | o0->Set(v8::String::New("__proto__"), o1); |
| 3309 | CHECK_EQ(2, CompileRun( |
| 3310 | "o0_mirror.propertyNames().length")->Int32Value()); |
| 3311 | CHECK_EQ(0, CompileRun( |
| 3312 | "o0_mirror.property('x').value().value()")->Int32Value()); |
| 3313 | CHECK_EQ(1, CompileRun( |
| 3314 | "o0_mirror.property('y').value().value()")->Int32Value()); |
| 3315 | |
| 3316 | // Set o2 as prototype for o0 (it will end up after o1 as o1 has the hidden |
| 3317 | // prototype flag. o2 also has the hidden prototype flag so all properties |
| 3318 | // on o2 should be seen on o0 as well as properties on o1. |
| 3319 | o0->Set(v8::String::New("__proto__"), o2); |
| 3320 | CHECK_EQ(3, CompileRun( |
| 3321 | "o0_mirror.propertyNames().length")->Int32Value()); |
| 3322 | CHECK_EQ(0, CompileRun( |
| 3323 | "o0_mirror.property('x').value().value()")->Int32Value()); |
| 3324 | CHECK_EQ(1, CompileRun( |
| 3325 | "o0_mirror.property('y').value().value()")->Int32Value()); |
| 3326 | CHECK_EQ(2, CompileRun( |
| 3327 | "o0_mirror.property('z').value().value()")->Int32Value()); |
| 3328 | |
| 3329 | // Set o3 as prototype for o0 (it will end up after o1 and o2 as both o1 and |
| 3330 | // o2 has the hidden prototype flag. o3 does not have the hidden prototype |
| 3331 | // flag so properties on o3 should not be seen on o0 whereas the properties |
| 3332 | // from o1 and o2 should still be seen on o0. |
| 3333 | // Final prototype chain: o0 -> o1 -> o2 -> o3 |
| 3334 | // Hidden prototypes: ^^ ^^ |
| 3335 | o0->Set(v8::String::New("__proto__"), o3); |
| 3336 | CHECK_EQ(3, CompileRun( |
| 3337 | "o0_mirror.propertyNames().length")->Int32Value()); |
| 3338 | CHECK_EQ(1, CompileRun( |
| 3339 | "o3_mirror.propertyNames().length")->Int32Value()); |
| 3340 | CHECK_EQ(0, CompileRun( |
| 3341 | "o0_mirror.property('x').value().value()")->Int32Value()); |
| 3342 | CHECK_EQ(1, CompileRun( |
| 3343 | "o0_mirror.property('y').value().value()")->Int32Value()); |
| 3344 | CHECK_EQ(2, CompileRun( |
| 3345 | "o0_mirror.property('z').value().value()")->Int32Value()); |
| 3346 | CHECK(CompileRun("o0_mirror.property('u').isUndefined()")->BooleanValue()); |
| 3347 | |
| 3348 | // The prototype (__proto__) for o0 should be o3 as o1 and o2 are hidden. |
| 3349 | CHECK(CompileRun("o0_mirror.protoObject() == o3_mirror")->BooleanValue()); |
| 3350 | } |
| 3351 | |
| 3352 | |
| 3353 | static v8::Handle<v8::Value> ProtperyXNativeGetter( |
| 3354 | v8::Local<v8::String> property, const v8::AccessorInfo& info) { |
| 3355 | return v8::Integer::New(10); |
| 3356 | } |
| 3357 | |
| 3358 | |
| 3359 | TEST(NativeGetterPropertyMirror) { |
| 3360 | // Create a V8 environment with debug access. |
| 3361 | v8::HandleScope scope; |
| 3362 | DebugLocalContext env; |
| 3363 | env.ExposeDebug(); |
| 3364 | |
| 3365 | v8::Handle<v8::String> name = v8::String::New("x"); |
| 3366 | // Create object with named accessor. |
| 3367 | v8::Handle<v8::ObjectTemplate> named = v8::ObjectTemplate::New(); |
| 3368 | named->SetAccessor(name, &ProtperyXNativeGetter, NULL, |
| 3369 | v8::Handle<v8::Value>(), v8::DEFAULT, v8::None); |
| 3370 | |
| 3371 | // Create object with named property getter. |
| 3372 | env->Global()->Set(v8::String::New("instance"), named->NewInstance()); |
| 3373 | CHECK_EQ(10, CompileRun("instance.x")->Int32Value()); |
| 3374 | |
| 3375 | // Get mirror for the object with property getter. |
| 3376 | CompileRun("instance_mirror = debug.MakeMirror(instance);"); |
| 3377 | CHECK(CompileRun( |
| 3378 | "instance_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 3379 | |
| 3380 | CompileRun("named_names = instance_mirror.propertyNames();"); |
| 3381 | CHECK_EQ(1, CompileRun("named_names.length")->Int32Value()); |
| 3382 | CHECK(CompileRun("named_names[0] == 'x'")->BooleanValue()); |
| 3383 | CHECK(CompileRun( |
| 3384 | "instance_mirror.property('x').value().isNumber()")->BooleanValue()); |
| 3385 | CHECK(CompileRun( |
| 3386 | "instance_mirror.property('x').value().value() == 10")->BooleanValue()); |
| 3387 | } |
| 3388 | |
| 3389 | |
| 3390 | static v8::Handle<v8::Value> ProtperyXNativeGetterThrowingError( |
| 3391 | v8::Local<v8::String> property, const v8::AccessorInfo& info) { |
| 3392 | return CompileRun("throw new Error('Error message');"); |
| 3393 | } |
| 3394 | |
| 3395 | |
| 3396 | TEST(NativeGetterThrowingErrorPropertyMirror) { |
| 3397 | // Create a V8 environment with debug access. |
| 3398 | v8::HandleScope scope; |
| 3399 | DebugLocalContext env; |
| 3400 | env.ExposeDebug(); |
| 3401 | |
| 3402 | v8::Handle<v8::String> name = v8::String::New("x"); |
| 3403 | // Create object with named accessor. |
| 3404 | v8::Handle<v8::ObjectTemplate> named = v8::ObjectTemplate::New(); |
| 3405 | named->SetAccessor(name, &ProtperyXNativeGetterThrowingError, NULL, |
| 3406 | v8::Handle<v8::Value>(), v8::DEFAULT, v8::None); |
| 3407 | |
| 3408 | // Create object with named property getter. |
| 3409 | env->Global()->Set(v8::String::New("instance"), named->NewInstance()); |
| 3410 | |
| 3411 | // Get mirror for the object with property getter. |
| 3412 | CompileRun("instance_mirror = debug.MakeMirror(instance);"); |
| 3413 | CHECK(CompileRun( |
| 3414 | "instance_mirror instanceof debug.ObjectMirror")->BooleanValue()); |
| 3415 | CompileRun("named_names = instance_mirror.propertyNames();"); |
| 3416 | CHECK_EQ(1, CompileRun("named_names.length")->Int32Value()); |
| 3417 | CHECK(CompileRun("named_names[0] == 'x'")->BooleanValue()); |
| 3418 | CHECK(CompileRun( |
| 3419 | "instance_mirror.property('x').value().isError()")->BooleanValue()); |
| 3420 | |
| 3421 | // Check that the message is that passed to the Error constructor. |
| 3422 | CHECK(CompileRun( |
| 3423 | "instance_mirror.property('x').value().message() == 'Error message'")-> |
| 3424 | BooleanValue()); |
| 3425 | } |
| 3426 | |
| 3427 | |
| 3428 | |
| 3429 | // Multithreaded tests of JSON debugger protocol |
| 3430 | |
| 3431 | // Support classes |
| 3432 | |
| 3433 | // Copies a C string to a 16-bit string. Does not check for buffer overflow. |
| 3434 | // Does not use the V8 engine to convert strings, so it can be used |
| 3435 | // in any thread. Returns the length of the string. |
| 3436 | int AsciiToUtf16(const char* input_buffer, uint16_t* output_buffer) { |
| 3437 | int i; |
| 3438 | for (i = 0; input_buffer[i] != '\0'; ++i) { |
| 3439 | // ASCII does not use chars > 127, but be careful anyway. |
| 3440 | output_buffer[i] = static_cast<unsigned char>(input_buffer[i]); |
| 3441 | } |
| 3442 | output_buffer[i] = 0; |
| 3443 | return i; |
| 3444 | } |
| 3445 | |
| 3446 | // Copies a 16-bit string to a C string by dropping the high byte of |
| 3447 | // each character. Does not check for buffer overflow. |
| 3448 | // Can be used in any thread. Requires string length as an input. |
| 3449 | int Utf16ToAscii(const uint16_t* input_buffer, int length, |
| 3450 | char* output_buffer) { |
| 3451 | for (int i = 0; i < length; ++i) { |
| 3452 | output_buffer[i] = static_cast<char>(input_buffer[i]); |
| 3453 | } |
| 3454 | output_buffer[length] = '\0'; |
| 3455 | return length; |
| 3456 | } |
| 3457 | |
| 3458 | // Provides synchronization between k threads, where k is an input to the |
| 3459 | // constructor. The Wait() call blocks a thread until it is called for the |
| 3460 | // k'th time, then all calls return. Each ThreadBarrier object can only |
| 3461 | // be used once. |
| 3462 | class ThreadBarrier { |
| 3463 | public: |
| 3464 | explicit ThreadBarrier(int num_threads); |
| 3465 | ~ThreadBarrier(); |
| 3466 | void Wait(); |
| 3467 | private: |
| 3468 | int num_threads_; |
| 3469 | int num_blocked_; |
| 3470 | v8::internal::Mutex* lock_; |
| 3471 | v8::internal::Semaphore* sem_; |
| 3472 | bool invalid_; |
| 3473 | }; |
| 3474 | |
| 3475 | ThreadBarrier::ThreadBarrier(int num_threads) |
| 3476 | : num_threads_(num_threads), num_blocked_(0) { |
| 3477 | lock_ = OS::CreateMutex(); |
| 3478 | sem_ = OS::CreateSemaphore(0); |
| 3479 | invalid_ = false; // A barrier may only be used once. Then it is invalid. |
| 3480 | } |
| 3481 | |
| 3482 | // Do not call, due to race condition with Wait(). |
| 3483 | // Could be resolved with Pthread condition variables. |
| 3484 | ThreadBarrier::~ThreadBarrier() { |
| 3485 | lock_->Lock(); |
| 3486 | delete lock_; |
| 3487 | delete sem_; |
| 3488 | } |
| 3489 | |
| 3490 | void ThreadBarrier::Wait() { |
| 3491 | lock_->Lock(); |
| 3492 | CHECK(!invalid_); |
| 3493 | if (num_blocked_ == num_threads_ - 1) { |
| 3494 | // Signal and unblock all waiting threads. |
| 3495 | for (int i = 0; i < num_threads_ - 1; ++i) { |
| 3496 | sem_->Signal(); |
| 3497 | } |
| 3498 | invalid_ = true; |
| 3499 | printf("BARRIER\n\n"); |
| 3500 | fflush(stdout); |
| 3501 | lock_->Unlock(); |
| 3502 | } else { // Wait for the semaphore. |
| 3503 | ++num_blocked_; |
| 3504 | lock_->Unlock(); // Potential race condition with destructor because |
| 3505 | sem_->Wait(); // these two lines are not atomic. |
| 3506 | } |
| 3507 | } |
| 3508 | |
| 3509 | // A set containing enough barriers and semaphores for any of the tests. |
| 3510 | class Barriers { |
| 3511 | public: |
| 3512 | Barriers(); |
| 3513 | void Initialize(); |
| 3514 | ThreadBarrier barrier_1; |
| 3515 | ThreadBarrier barrier_2; |
| 3516 | ThreadBarrier barrier_3; |
| 3517 | ThreadBarrier barrier_4; |
| 3518 | ThreadBarrier barrier_5; |
| 3519 | v8::internal::Semaphore* semaphore_1; |
| 3520 | v8::internal::Semaphore* semaphore_2; |
| 3521 | }; |
| 3522 | |
| 3523 | Barriers::Barriers() : barrier_1(2), barrier_2(2), |
| 3524 | barrier_3(2), barrier_4(2), barrier_5(2) {} |
| 3525 | |
| 3526 | void Barriers::Initialize() { |
| 3527 | semaphore_1 = OS::CreateSemaphore(0); |
| 3528 | semaphore_2 = OS::CreateSemaphore(0); |
| 3529 | } |
| 3530 | |
| 3531 | |
| 3532 | // We match parts of the message to decide if it is a break message. |
| 3533 | bool IsBreakEventMessage(char *message) { |
| 3534 | const char* type_event = "\"type\":\"event\""; |
| 3535 | const char* event_break = "\"event\":\"break\""; |
| 3536 | // Does the message contain both type:event and event:break? |
| 3537 | return strstr(message, type_event) != NULL && |
| 3538 | strstr(message, event_break) != NULL; |
| 3539 | } |
| 3540 | |
| 3541 | |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 3542 | // We match parts of the message to decide if it is a exception message. |
| 3543 | bool IsExceptionEventMessage(char *message) { |
| 3544 | const char* type_event = "\"type\":\"event\""; |
| 3545 | const char* event_exception = "\"event\":\"exception\""; |
| 3546 | // Does the message contain both type:event and event:exception? |
| 3547 | return strstr(message, type_event) != NULL && |
| 3548 | strstr(message, event_exception) != NULL; |
| 3549 | } |
| 3550 | |
| 3551 | |
| 3552 | // We match the message wether it is an evaluate response message. |
| 3553 | bool IsEvaluateResponseMessage(char* message) { |
| 3554 | const char* type_response = "\"type\":\"response\""; |
| 3555 | const char* command_evaluate = "\"command\":\"evaluate\""; |
| 3556 | // Does the message contain both type:response and command:evaluate? |
| 3557 | return strstr(message, type_response) != NULL && |
| 3558 | strstr(message, command_evaluate) != NULL; |
| 3559 | } |
| 3560 | |
| 3561 | |
| 3562 | // We match parts of the message to get evaluate result int value. |
| 3563 | int GetEvaluateIntResult(char *message) { |
| 3564 | const char* value = "\"value\":"; |
| 3565 | char* pos = strstr(message, value); |
| 3566 | if (pos == NULL) { |
| 3567 | return -1; |
| 3568 | } |
| 3569 | int res = -1; |
| 3570 | res = atoi(pos + strlen(value)); |
| 3571 | return res; |
| 3572 | } |
| 3573 | |
| 3574 | |
| 3575 | // We match parts of the message to get hit breakpoint id. |
| 3576 | int GetBreakpointIdFromBreakEventMessage(char *message) { |
| 3577 | const char* breakpoints = "\"breakpoints\":["; |
| 3578 | char* pos = strstr(message, breakpoints); |
| 3579 | if (pos == NULL) { |
| 3580 | return -1; |
| 3581 | } |
| 3582 | int res = -1; |
| 3583 | res = atoi(pos + strlen(breakpoints)); |
| 3584 | return res; |
| 3585 | } |
| 3586 | |
| 3587 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3588 | /* Test MessageQueues */ |
| 3589 | /* Tests the message queues that hold debugger commands and |
| 3590 | * response messages to the debugger. Fills queues and makes |
| 3591 | * them grow. |
| 3592 | */ |
| 3593 | Barriers message_queue_barriers; |
| 3594 | |
| 3595 | // This is the debugger thread, that executes no v8 calls except |
| 3596 | // placing JSON debugger commands in the queue. |
| 3597 | class MessageQueueDebuggerThread : public v8::internal::Thread { |
| 3598 | public: |
| 3599 | void Run(); |
| 3600 | }; |
| 3601 | |
| 3602 | static void MessageHandler(const uint16_t* message, int length, |
| 3603 | v8::Debug::ClientData* client_data) { |
| 3604 | static char print_buffer[1000]; |
| 3605 | Utf16ToAscii(message, length, print_buffer); |
| 3606 | if (IsBreakEventMessage(print_buffer)) { |
| 3607 | // Lets test script wait until break occurs to send commands. |
| 3608 | // Signals when a break is reported. |
| 3609 | message_queue_barriers.semaphore_2->Signal(); |
| 3610 | } |
| 3611 | |
| 3612 | // Allow message handler to block on a semaphore, to test queueing of |
| 3613 | // messages while blocked. |
| 3614 | message_queue_barriers.semaphore_1->Wait(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3615 | } |
| 3616 | |
| 3617 | void MessageQueueDebuggerThread::Run() { |
| 3618 | const int kBufferSize = 1000; |
| 3619 | uint16_t buffer_1[kBufferSize]; |
| 3620 | uint16_t buffer_2[kBufferSize]; |
| 3621 | const char* command_1 = |
| 3622 | "{\"seq\":117," |
| 3623 | "\"type\":\"request\"," |
| 3624 | "\"command\":\"evaluate\"," |
| 3625 | "\"arguments\":{\"expression\":\"1+2\"}}"; |
| 3626 | const char* command_2 = |
| 3627 | "{\"seq\":118," |
| 3628 | "\"type\":\"request\"," |
| 3629 | "\"command\":\"evaluate\"," |
| 3630 | "\"arguments\":{\"expression\":\"1+a\"}}"; |
| 3631 | const char* command_3 = |
| 3632 | "{\"seq\":119," |
| 3633 | "\"type\":\"request\"," |
| 3634 | "\"command\":\"evaluate\"," |
| 3635 | "\"arguments\":{\"expression\":\"c.d * b\"}}"; |
| 3636 | const char* command_continue = |
| 3637 | "{\"seq\":106," |
| 3638 | "\"type\":\"request\"," |
| 3639 | "\"command\":\"continue\"}"; |
| 3640 | const char* command_single_step = |
| 3641 | "{\"seq\":107," |
| 3642 | "\"type\":\"request\"," |
| 3643 | "\"command\":\"continue\"," |
| 3644 | "\"arguments\":{\"stepaction\":\"next\"}}"; |
| 3645 | |
| 3646 | /* Interleaved sequence of actions by the two threads:*/ |
| 3647 | // Main thread compiles and runs source_1 |
| 3648 | message_queue_barriers.semaphore_1->Signal(); |
| 3649 | message_queue_barriers.barrier_1.Wait(); |
| 3650 | // Post 6 commands, filling the command queue and making it expand. |
| 3651 | // These calls return immediately, but the commands stay on the queue |
| 3652 | // until the execution of source_2. |
| 3653 | // Note: AsciiToUtf16 executes before SendCommand, so command is copied |
| 3654 | // to buffer before buffer is sent to SendCommand. |
| 3655 | v8::Debug::SendCommand(buffer_1, AsciiToUtf16(command_1, buffer_1)); |
| 3656 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_2, buffer_2)); |
| 3657 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_3, buffer_2)); |
| 3658 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_3, buffer_2)); |
| 3659 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_3, buffer_2)); |
| 3660 | message_queue_barriers.barrier_2.Wait(); |
| 3661 | // Main thread compiles and runs source_2. |
| 3662 | // Queued commands are executed at the start of compilation of source_2( |
| 3663 | // beforeCompile event). |
| 3664 | // Free the message handler to process all the messages from the queue. 7 |
| 3665 | // messages are expected: 2 afterCompile events and 5 responses. |
| 3666 | // All the commands added so far will fail to execute as long as call stack |
| 3667 | // is empty on beforeCompile event. |
| 3668 | for (int i = 0; i < 6 ; ++i) { |
| 3669 | message_queue_barriers.semaphore_1->Signal(); |
| 3670 | } |
| 3671 | message_queue_barriers.barrier_3.Wait(); |
| 3672 | // Main thread compiles and runs source_3. |
| 3673 | // Don't stop in the afterCompile handler. |
| 3674 | message_queue_barriers.semaphore_1->Signal(); |
| 3675 | // source_3 includes a debugger statement, which causes a break event. |
| 3676 | // Wait on break event from hitting "debugger" statement |
| 3677 | message_queue_barriers.semaphore_2->Wait(); |
| 3678 | // These should execute after the "debugger" statement in source_2 |
| 3679 | v8::Debug::SendCommand(buffer_1, AsciiToUtf16(command_1, buffer_1)); |
| 3680 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_2, buffer_2)); |
| 3681 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_3, buffer_2)); |
| 3682 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_single_step, buffer_2)); |
| 3683 | // Run after 2 break events, 4 responses. |
| 3684 | for (int i = 0; i < 6 ; ++i) { |
| 3685 | message_queue_barriers.semaphore_1->Signal(); |
| 3686 | } |
| 3687 | // Wait on break event after a single step executes. |
| 3688 | message_queue_barriers.semaphore_2->Wait(); |
| 3689 | v8::Debug::SendCommand(buffer_1, AsciiToUtf16(command_2, buffer_1)); |
| 3690 | v8::Debug::SendCommand(buffer_2, AsciiToUtf16(command_continue, buffer_2)); |
| 3691 | // Run after 2 responses. |
| 3692 | for (int i = 0; i < 2 ; ++i) { |
| 3693 | message_queue_barriers.semaphore_1->Signal(); |
| 3694 | } |
| 3695 | // Main thread continues running source_3 to end, waits for this thread. |
| 3696 | } |
| 3697 | |
| 3698 | MessageQueueDebuggerThread message_queue_debugger_thread; |
| 3699 | |
| 3700 | // This thread runs the v8 engine. |
| 3701 | TEST(MessageQueues) { |
| 3702 | // Create a V8 environment |
| 3703 | v8::HandleScope scope; |
| 3704 | DebugLocalContext env; |
| 3705 | message_queue_barriers.Initialize(); |
| 3706 | v8::Debug::SetMessageHandler(MessageHandler); |
| 3707 | message_queue_debugger_thread.Start(); |
| 3708 | |
| 3709 | const char* source_1 = "a = 3; b = 4; c = new Object(); c.d = 5;"; |
| 3710 | const char* source_2 = "e = 17;"; |
| 3711 | const char* source_3 = "a = 4; debugger; a = 5; a = 6; a = 7;"; |
| 3712 | |
| 3713 | // See MessageQueueDebuggerThread::Run for interleaved sequence of |
| 3714 | // API calls and events in the two threads. |
| 3715 | CompileRun(source_1); |
| 3716 | message_queue_barriers.barrier_1.Wait(); |
| 3717 | message_queue_barriers.barrier_2.Wait(); |
| 3718 | CompileRun(source_2); |
| 3719 | message_queue_barriers.barrier_3.Wait(); |
| 3720 | CompileRun(source_3); |
| 3721 | message_queue_debugger_thread.Join(); |
| 3722 | fflush(stdout); |
| 3723 | } |
| 3724 | |
| 3725 | |
| 3726 | class TestClientData : public v8::Debug::ClientData { |
| 3727 | public: |
| 3728 | TestClientData() { |
| 3729 | constructor_call_counter++; |
| 3730 | } |
| 3731 | virtual ~TestClientData() { |
| 3732 | destructor_call_counter++; |
| 3733 | } |
| 3734 | |
| 3735 | static void ResetCounters() { |
| 3736 | constructor_call_counter = 0; |
| 3737 | destructor_call_counter = 0; |
| 3738 | } |
| 3739 | |
| 3740 | static int constructor_call_counter; |
| 3741 | static int destructor_call_counter; |
| 3742 | }; |
| 3743 | |
| 3744 | int TestClientData::constructor_call_counter = 0; |
| 3745 | int TestClientData::destructor_call_counter = 0; |
| 3746 | |
| 3747 | |
| 3748 | // Tests that MessageQueue doesn't destroy client data when expands and |
| 3749 | // does destroy when it dies. |
| 3750 | TEST(MessageQueueExpandAndDestroy) { |
| 3751 | TestClientData::ResetCounters(); |
| 3752 | { // Create a scope for the queue. |
| 3753 | CommandMessageQueue queue(1); |
| 3754 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 3755 | new TestClientData())); |
| 3756 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 3757 | new TestClientData())); |
| 3758 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 3759 | new TestClientData())); |
| 3760 | CHECK_EQ(0, TestClientData::destructor_call_counter); |
| 3761 | queue.Get().Dispose(); |
| 3762 | CHECK_EQ(1, TestClientData::destructor_call_counter); |
| 3763 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 3764 | new TestClientData())); |
| 3765 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 3766 | new TestClientData())); |
| 3767 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 3768 | new TestClientData())); |
| 3769 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 3770 | new TestClientData())); |
| 3771 | queue.Put(CommandMessage::New(Vector<uint16_t>::empty(), |
| 3772 | new TestClientData())); |
| 3773 | CHECK_EQ(1, TestClientData::destructor_call_counter); |
| 3774 | queue.Get().Dispose(); |
| 3775 | CHECK_EQ(2, TestClientData::destructor_call_counter); |
| 3776 | } |
| 3777 | // All the client data should be destroyed when the queue is destroyed. |
| 3778 | CHECK_EQ(TestClientData::destructor_call_counter, |
| 3779 | TestClientData::destructor_call_counter); |
| 3780 | } |
| 3781 | |
| 3782 | |
| 3783 | static int handled_client_data_instances_count = 0; |
| 3784 | static void MessageHandlerCountingClientData( |
| 3785 | const v8::Debug::Message& message) { |
| 3786 | if (message.GetClientData() != NULL) { |
| 3787 | handled_client_data_instances_count++; |
| 3788 | } |
| 3789 | } |
| 3790 | |
| 3791 | |
| 3792 | // Tests that all client data passed to the debugger are sent to the handler. |
| 3793 | TEST(SendClientDataToHandler) { |
| 3794 | // Create a V8 environment |
| 3795 | v8::HandleScope scope; |
| 3796 | DebugLocalContext env; |
| 3797 | TestClientData::ResetCounters(); |
| 3798 | handled_client_data_instances_count = 0; |
| 3799 | v8::Debug::SetMessageHandler2(MessageHandlerCountingClientData); |
| 3800 | const char* source_1 = "a = 3; b = 4; c = new Object(); c.d = 5;"; |
| 3801 | const int kBufferSize = 1000; |
| 3802 | uint16_t buffer[kBufferSize]; |
| 3803 | const char* command_1 = |
| 3804 | "{\"seq\":117," |
| 3805 | "\"type\":\"request\"," |
| 3806 | "\"command\":\"evaluate\"," |
| 3807 | "\"arguments\":{\"expression\":\"1+2\"}}"; |
| 3808 | const char* command_2 = |
| 3809 | "{\"seq\":118," |
| 3810 | "\"type\":\"request\"," |
| 3811 | "\"command\":\"evaluate\"," |
| 3812 | "\"arguments\":{\"expression\":\"1+a\"}}"; |
| 3813 | const char* command_continue = |
| 3814 | "{\"seq\":106," |
| 3815 | "\"type\":\"request\"," |
| 3816 | "\"command\":\"continue\"}"; |
| 3817 | |
| 3818 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_1, buffer), |
| 3819 | new TestClientData()); |
| 3820 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_2, buffer), NULL); |
| 3821 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_2, buffer), |
| 3822 | new TestClientData()); |
| 3823 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_2, buffer), |
| 3824 | new TestClientData()); |
| 3825 | // All the messages will be processed on beforeCompile event. |
| 3826 | CompileRun(source_1); |
| 3827 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_continue, buffer)); |
| 3828 | CHECK_EQ(3, TestClientData::constructor_call_counter); |
| 3829 | CHECK_EQ(TestClientData::constructor_call_counter, |
| 3830 | handled_client_data_instances_count); |
| 3831 | CHECK_EQ(TestClientData::constructor_call_counter, |
| 3832 | TestClientData::destructor_call_counter); |
| 3833 | } |
| 3834 | |
| 3835 | |
| 3836 | /* Test ThreadedDebugging */ |
| 3837 | /* This test interrupts a running infinite loop that is |
| 3838 | * occupying the v8 thread by a break command from the |
| 3839 | * debugger thread. It then changes the value of a |
| 3840 | * global object, to make the loop terminate. |
| 3841 | */ |
| 3842 | |
| 3843 | Barriers threaded_debugging_barriers; |
| 3844 | |
| 3845 | class V8Thread : public v8::internal::Thread { |
| 3846 | public: |
| 3847 | void Run(); |
| 3848 | }; |
| 3849 | |
| 3850 | class DebuggerThread : public v8::internal::Thread { |
| 3851 | public: |
| 3852 | void Run(); |
| 3853 | }; |
| 3854 | |
| 3855 | |
| 3856 | static v8::Handle<v8::Value> ThreadedAtBarrier1(const v8::Arguments& args) { |
| 3857 | threaded_debugging_barriers.barrier_1.Wait(); |
| 3858 | return v8::Undefined(); |
| 3859 | } |
| 3860 | |
| 3861 | |
| 3862 | static void ThreadedMessageHandler(const v8::Debug::Message& message) { |
| 3863 | static char print_buffer[1000]; |
| 3864 | v8::String::Value json(message.GetJSON()); |
| 3865 | Utf16ToAscii(*json, json.length(), print_buffer); |
| 3866 | if (IsBreakEventMessage(print_buffer)) { |
| 3867 | threaded_debugging_barriers.barrier_2.Wait(); |
| 3868 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3869 | } |
| 3870 | |
| 3871 | |
| 3872 | void V8Thread::Run() { |
| 3873 | const char* source = |
| 3874 | "flag = true;\n" |
| 3875 | "function bar( new_value ) {\n" |
| 3876 | " flag = new_value;\n" |
| 3877 | " return \"Return from bar(\" + new_value + \")\";\n" |
| 3878 | "}\n" |
| 3879 | "\n" |
| 3880 | "function foo() {\n" |
| 3881 | " var x = 1;\n" |
| 3882 | " while ( flag == true ) {\n" |
| 3883 | " if ( x == 1 ) {\n" |
| 3884 | " ThreadedAtBarrier1();\n" |
| 3885 | " }\n" |
| 3886 | " x = x + 1;\n" |
| 3887 | " }\n" |
| 3888 | "}\n" |
| 3889 | "\n" |
| 3890 | "foo();\n"; |
| 3891 | |
| 3892 | v8::HandleScope scope; |
| 3893 | DebugLocalContext env; |
| 3894 | v8::Debug::SetMessageHandler2(&ThreadedMessageHandler); |
| 3895 | v8::Handle<v8::ObjectTemplate> global_template = v8::ObjectTemplate::New(); |
| 3896 | global_template->Set(v8::String::New("ThreadedAtBarrier1"), |
| 3897 | v8::FunctionTemplate::New(ThreadedAtBarrier1)); |
| 3898 | v8::Handle<v8::Context> context = v8::Context::New(NULL, global_template); |
| 3899 | v8::Context::Scope context_scope(context); |
| 3900 | |
| 3901 | CompileRun(source); |
| 3902 | } |
| 3903 | |
| 3904 | void DebuggerThread::Run() { |
| 3905 | const int kBufSize = 1000; |
| 3906 | uint16_t buffer[kBufSize]; |
| 3907 | |
| 3908 | const char* command_1 = "{\"seq\":102," |
| 3909 | "\"type\":\"request\"," |
| 3910 | "\"command\":\"evaluate\"," |
| 3911 | "\"arguments\":{\"expression\":\"bar(false)\"}}"; |
| 3912 | const char* command_2 = "{\"seq\":103," |
| 3913 | "\"type\":\"request\"," |
| 3914 | "\"command\":\"continue\"}"; |
| 3915 | |
| 3916 | threaded_debugging_barriers.barrier_1.Wait(); |
| 3917 | v8::Debug::DebugBreak(); |
| 3918 | threaded_debugging_barriers.barrier_2.Wait(); |
| 3919 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_1, buffer)); |
| 3920 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_2, buffer)); |
| 3921 | } |
| 3922 | |
| 3923 | DebuggerThread debugger_thread; |
| 3924 | V8Thread v8_thread; |
| 3925 | |
| 3926 | TEST(ThreadedDebugging) { |
| 3927 | // Create a V8 environment |
| 3928 | threaded_debugging_barriers.Initialize(); |
| 3929 | |
| 3930 | v8_thread.Start(); |
| 3931 | debugger_thread.Start(); |
| 3932 | |
| 3933 | v8_thread.Join(); |
| 3934 | debugger_thread.Join(); |
| 3935 | } |
| 3936 | |
| 3937 | /* Test RecursiveBreakpoints */ |
| 3938 | /* In this test, the debugger evaluates a function with a breakpoint, after |
| 3939 | * hitting a breakpoint in another function. We do this with both values |
| 3940 | * of the flag enabling recursive breakpoints, and verify that the second |
| 3941 | * breakpoint is hit when enabled, and missed when disabled. |
| 3942 | */ |
| 3943 | |
| 3944 | class BreakpointsV8Thread : public v8::internal::Thread { |
| 3945 | public: |
| 3946 | void Run(); |
| 3947 | }; |
| 3948 | |
| 3949 | class BreakpointsDebuggerThread : public v8::internal::Thread { |
| 3950 | public: |
| 3951 | void Run(); |
| 3952 | }; |
| 3953 | |
| 3954 | |
| 3955 | Barriers* breakpoints_barriers; |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 3956 | int break_event_breakpoint_id; |
| 3957 | int evaluate_int_result; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3958 | |
| 3959 | static void BreakpointsMessageHandler(const v8::Debug::Message& message) { |
| 3960 | static char print_buffer[1000]; |
| 3961 | v8::String::Value json(message.GetJSON()); |
| 3962 | Utf16ToAscii(*json, json.length(), print_buffer); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3963 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3964 | if (IsBreakEventMessage(print_buffer)) { |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 3965 | break_event_breakpoint_id = |
| 3966 | GetBreakpointIdFromBreakEventMessage(print_buffer); |
| 3967 | breakpoints_barriers->semaphore_1->Signal(); |
| 3968 | } else if (IsEvaluateResponseMessage(print_buffer)) { |
| 3969 | evaluate_int_result = GetEvaluateIntResult(print_buffer); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3970 | breakpoints_barriers->semaphore_1->Signal(); |
| 3971 | } |
| 3972 | } |
| 3973 | |
| 3974 | |
| 3975 | void BreakpointsV8Thread::Run() { |
| 3976 | const char* source_1 = "var y_global = 3;\n" |
| 3977 | "function cat( new_value ) {\n" |
| 3978 | " var x = new_value;\n" |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 3979 | " y_global = y_global + 4;\n" |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3980 | " x = 3 * x + 1;\n" |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 3981 | " y_global = y_global + 5;\n" |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3982 | " return x;\n" |
| 3983 | "}\n" |
| 3984 | "\n" |
| 3985 | "function dog() {\n" |
| 3986 | " var x = 1;\n" |
| 3987 | " x = y_global;" |
| 3988 | " var z = 3;" |
| 3989 | " x += 100;\n" |
| 3990 | " return x;\n" |
| 3991 | "}\n" |
| 3992 | "\n"; |
| 3993 | const char* source_2 = "cat(17);\n" |
| 3994 | "cat(19);\n"; |
| 3995 | |
| 3996 | v8::HandleScope scope; |
| 3997 | DebugLocalContext env; |
| 3998 | v8::Debug::SetMessageHandler2(&BreakpointsMessageHandler); |
| 3999 | |
| 4000 | CompileRun(source_1); |
| 4001 | breakpoints_barriers->barrier_1.Wait(); |
| 4002 | breakpoints_barriers->barrier_2.Wait(); |
| 4003 | CompileRun(source_2); |
| 4004 | } |
| 4005 | |
| 4006 | |
| 4007 | void BreakpointsDebuggerThread::Run() { |
| 4008 | const int kBufSize = 1000; |
| 4009 | uint16_t buffer[kBufSize]; |
| 4010 | |
| 4011 | const char* command_1 = "{\"seq\":101," |
| 4012 | "\"type\":\"request\"," |
| 4013 | "\"command\":\"setbreakpoint\"," |
| 4014 | "\"arguments\":{\"type\":\"function\",\"target\":\"cat\",\"line\":3}}"; |
| 4015 | const char* command_2 = "{\"seq\":102," |
| 4016 | "\"type\":\"request\"," |
| 4017 | "\"command\":\"setbreakpoint\"," |
| 4018 | "\"arguments\":{\"type\":\"function\",\"target\":\"dog\",\"line\":3}}"; |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 4019 | const char* command_3 = "{\"seq\":103," |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4020 | "\"type\":\"request\"," |
| 4021 | "\"command\":\"evaluate\"," |
| 4022 | "\"arguments\":{\"expression\":\"dog()\",\"disable_break\":false}}"; |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 4023 | const char* command_4 = "{\"seq\":104," |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4024 | "\"type\":\"request\"," |
| 4025 | "\"command\":\"evaluate\"," |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 4026 | "\"arguments\":{\"expression\":\"x + 1\",\"disable_break\":true}}"; |
| 4027 | const char* command_5 = "{\"seq\":105," |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4028 | "\"type\":\"request\"," |
| 4029 | "\"command\":\"continue\"}"; |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 4030 | const char* command_6 = "{\"seq\":106," |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4031 | "\"type\":\"request\"," |
| 4032 | "\"command\":\"continue\"}"; |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 4033 | const char* command_7 = "{\"seq\":107," |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4034 | "\"type\":\"request\"," |
| 4035 | "\"command\":\"evaluate\"," |
| 4036 | "\"arguments\":{\"expression\":\"dog()\",\"disable_break\":true}}"; |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 4037 | const char* command_8 = "{\"seq\":108," |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4038 | "\"type\":\"request\"," |
| 4039 | "\"command\":\"continue\"}"; |
| 4040 | |
| 4041 | |
| 4042 | // v8 thread initializes, runs source_1 |
| 4043 | breakpoints_barriers->barrier_1.Wait(); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 4044 | // 1:Set breakpoint in cat() (will get id 1). |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4045 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_1, buffer)); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 4046 | // 2:Set breakpoint in dog() (will get id 2). |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4047 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_2, buffer)); |
| 4048 | breakpoints_barriers->barrier_2.Wait(); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 4049 | // V8 thread starts compiling source_2. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4050 | // Automatic break happens, to run queued commands |
| 4051 | // breakpoints_barriers->semaphore_1->Wait(); |
| 4052 | // Commands 1 through 3 run, thread continues. |
| 4053 | // v8 thread runs source_2 to breakpoint in cat(). |
| 4054 | // message callback receives break event. |
| 4055 | breakpoints_barriers->semaphore_1->Wait(); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 4056 | // Must have hit breakpoint #1. |
| 4057 | CHECK_EQ(1, break_event_breakpoint_id); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4058 | // 4:Evaluate dog() (which has a breakpoint). |
| 4059 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_3, buffer)); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 4060 | // V8 thread hits breakpoint in dog(). |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4061 | breakpoints_barriers->semaphore_1->Wait(); // wait for break event |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 4062 | // Must have hit breakpoint #2. |
| 4063 | CHECK_EQ(2, break_event_breakpoint_id); |
| 4064 | // 5:Evaluate (x + 1). |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4065 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_4, buffer)); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 4066 | // Evaluate (x + 1) finishes. |
| 4067 | breakpoints_barriers->semaphore_1->Wait(); |
| 4068 | // Must have result 108. |
| 4069 | CHECK_EQ(108, evaluate_int_result); |
| 4070 | // 6:Continue evaluation of dog(). |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4071 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_5, buffer)); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 4072 | // Evaluate dog() finishes. |
| 4073 | breakpoints_barriers->semaphore_1->Wait(); |
| 4074 | // Must have result 107. |
| 4075 | CHECK_EQ(107, evaluate_int_result); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4076 | // 7:Continue evaluation of source_2, finish cat(17), hit breakpoint |
| 4077 | // in cat(19). |
| 4078 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_6, buffer)); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 4079 | // Message callback gets break event. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4080 | breakpoints_barriers->semaphore_1->Wait(); // wait for break event |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 4081 | // Must have hit breakpoint #1. |
| 4082 | CHECK_EQ(1, break_event_breakpoint_id); |
| 4083 | // 8: Evaluate dog() with breaks disabled. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4084 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_7, buffer)); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 4085 | // Evaluate dog() finishes. |
| 4086 | breakpoints_barriers->semaphore_1->Wait(); |
| 4087 | // Must have result 116. |
| 4088 | CHECK_EQ(116, evaluate_int_result); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4089 | // 9: Continue evaluation of source2, reach end. |
| 4090 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_8, buffer)); |
| 4091 | } |
| 4092 | |
| 4093 | BreakpointsDebuggerThread breakpoints_debugger_thread; |
| 4094 | BreakpointsV8Thread breakpoints_v8_thread; |
| 4095 | |
| 4096 | TEST(RecursiveBreakpoints) { |
| 4097 | i::FLAG_debugger_auto_break = true; |
| 4098 | |
| 4099 | // Create a V8 environment |
| 4100 | Barriers stack_allocated_breakpoints_barriers; |
| 4101 | stack_allocated_breakpoints_barriers.Initialize(); |
| 4102 | breakpoints_barriers = &stack_allocated_breakpoints_barriers; |
| 4103 | |
| 4104 | breakpoints_v8_thread.Start(); |
| 4105 | breakpoints_debugger_thread.Start(); |
| 4106 | |
| 4107 | breakpoints_v8_thread.Join(); |
| 4108 | breakpoints_debugger_thread.Join(); |
| 4109 | } |
| 4110 | |
| 4111 | |
| 4112 | static void DummyDebugEventListener(v8::DebugEvent event, |
| 4113 | v8::Handle<v8::Object> exec_state, |
| 4114 | v8::Handle<v8::Object> event_data, |
| 4115 | v8::Handle<v8::Value> data) { |
| 4116 | } |
| 4117 | |
| 4118 | |
| 4119 | TEST(SetDebugEventListenerOnUninitializedVM) { |
| 4120 | v8::Debug::SetDebugEventListener(DummyDebugEventListener); |
| 4121 | } |
| 4122 | |
| 4123 | |
| 4124 | static void DummyMessageHandler(const v8::Debug::Message& message) { |
| 4125 | } |
| 4126 | |
| 4127 | |
| 4128 | TEST(SetMessageHandlerOnUninitializedVM) { |
| 4129 | v8::Debug::SetMessageHandler2(DummyMessageHandler); |
| 4130 | } |
| 4131 | |
| 4132 | |
| 4133 | TEST(DebugBreakOnUninitializedVM) { |
| 4134 | v8::Debug::DebugBreak(); |
| 4135 | } |
| 4136 | |
| 4137 | |
| 4138 | TEST(SendCommandToUninitializedVM) { |
| 4139 | const char* dummy_command = "{}"; |
| 4140 | uint16_t dummy_buffer[80]; |
| 4141 | int dummy_length = AsciiToUtf16(dummy_command, dummy_buffer); |
| 4142 | v8::Debug::SendCommand(dummy_buffer, dummy_length); |
| 4143 | } |
| 4144 | |
| 4145 | |
| 4146 | // Source for a JavaScript function which returns the data parameter of a |
| 4147 | // function called in the context of the debugger. If no data parameter is |
| 4148 | // passed it throws an exception. |
| 4149 | static const char* debugger_call_with_data_source = |
| 4150 | "function debugger_call_with_data(exec_state, data) {" |
| 4151 | " if (data) return data;" |
| 4152 | " throw 'No data!'" |
| 4153 | "}"; |
| 4154 | v8::Handle<v8::Function> debugger_call_with_data; |
| 4155 | |
| 4156 | |
| 4157 | // Source for a JavaScript function which returns the data parameter of a |
| 4158 | // function called in the context of the debugger. If no data parameter is |
| 4159 | // passed it throws an exception. |
| 4160 | static const char* debugger_call_with_closure_source = |
| 4161 | "var x = 3;" |
| 4162 | "(function (exec_state) {" |
| 4163 | " if (exec_state.y) return x - 1;" |
| 4164 | " exec_state.y = x;" |
| 4165 | " return exec_state.y" |
| 4166 | "})"; |
| 4167 | v8::Handle<v8::Function> debugger_call_with_closure; |
| 4168 | |
| 4169 | // Function to retrieve the number of JavaScript frames by calling a JavaScript |
| 4170 | // in the debugger. |
| 4171 | static v8::Handle<v8::Value> CheckFrameCount(const v8::Arguments& args) { |
| 4172 | CHECK(v8::Debug::Call(frame_count)->IsNumber()); |
| 4173 | CHECK_EQ(args[0]->Int32Value(), |
| 4174 | v8::Debug::Call(frame_count)->Int32Value()); |
| 4175 | return v8::Undefined(); |
| 4176 | } |
| 4177 | |
| 4178 | |
| 4179 | // Function to retrieve the source line of the top JavaScript frame by calling a |
| 4180 | // JavaScript function in the debugger. |
| 4181 | static v8::Handle<v8::Value> CheckSourceLine(const v8::Arguments& args) { |
| 4182 | CHECK(v8::Debug::Call(frame_source_line)->IsNumber()); |
| 4183 | CHECK_EQ(args[0]->Int32Value(), |
| 4184 | v8::Debug::Call(frame_source_line)->Int32Value()); |
| 4185 | return v8::Undefined(); |
| 4186 | } |
| 4187 | |
| 4188 | |
| 4189 | // Function to test passing an additional parameter to a JavaScript function |
| 4190 | // called in the debugger. It also tests that functions called in the debugger |
| 4191 | // can throw exceptions. |
| 4192 | static v8::Handle<v8::Value> CheckDataParameter(const v8::Arguments& args) { |
| 4193 | v8::Handle<v8::String> data = v8::String::New("Test"); |
| 4194 | CHECK(v8::Debug::Call(debugger_call_with_data, data)->IsString()); |
| 4195 | |
| 4196 | CHECK(v8::Debug::Call(debugger_call_with_data).IsEmpty()); |
| 4197 | CHECK(v8::Debug::Call(debugger_call_with_data).IsEmpty()); |
| 4198 | |
| 4199 | v8::TryCatch catcher; |
| 4200 | v8::Debug::Call(debugger_call_with_data); |
| 4201 | CHECK(catcher.HasCaught()); |
| 4202 | CHECK(catcher.Exception()->IsString()); |
| 4203 | |
| 4204 | return v8::Undefined(); |
| 4205 | } |
| 4206 | |
| 4207 | |
| 4208 | // Function to test using a JavaScript with closure in the debugger. |
| 4209 | static v8::Handle<v8::Value> CheckClosure(const v8::Arguments& args) { |
| 4210 | CHECK(v8::Debug::Call(debugger_call_with_closure)->IsNumber()); |
| 4211 | CHECK_EQ(3, v8::Debug::Call(debugger_call_with_closure)->Int32Value()); |
| 4212 | return v8::Undefined(); |
| 4213 | } |
| 4214 | |
| 4215 | |
| 4216 | // Test functions called through the debugger. |
| 4217 | TEST(CallFunctionInDebugger) { |
| 4218 | // Create and enter a context with the functions CheckFrameCount, |
| 4219 | // CheckSourceLine and CheckDataParameter installed. |
| 4220 | v8::HandleScope scope; |
| 4221 | v8::Handle<v8::ObjectTemplate> global_template = v8::ObjectTemplate::New(); |
| 4222 | global_template->Set(v8::String::New("CheckFrameCount"), |
| 4223 | v8::FunctionTemplate::New(CheckFrameCount)); |
| 4224 | global_template->Set(v8::String::New("CheckSourceLine"), |
| 4225 | v8::FunctionTemplate::New(CheckSourceLine)); |
| 4226 | global_template->Set(v8::String::New("CheckDataParameter"), |
| 4227 | v8::FunctionTemplate::New(CheckDataParameter)); |
| 4228 | global_template->Set(v8::String::New("CheckClosure"), |
| 4229 | v8::FunctionTemplate::New(CheckClosure)); |
| 4230 | v8::Handle<v8::Context> context = v8::Context::New(NULL, global_template); |
| 4231 | v8::Context::Scope context_scope(context); |
| 4232 | |
| 4233 | // Compile a function for checking the number of JavaScript frames. |
| 4234 | v8::Script::Compile(v8::String::New(frame_count_source))->Run(); |
| 4235 | frame_count = v8::Local<v8::Function>::Cast( |
| 4236 | context->Global()->Get(v8::String::New("frame_count"))); |
| 4237 | |
| 4238 | // Compile a function for returning the source line for the top frame. |
| 4239 | v8::Script::Compile(v8::String::New(frame_source_line_source))->Run(); |
| 4240 | frame_source_line = v8::Local<v8::Function>::Cast( |
| 4241 | context->Global()->Get(v8::String::New("frame_source_line"))); |
| 4242 | |
| 4243 | // Compile a function returning the data parameter. |
| 4244 | v8::Script::Compile(v8::String::New(debugger_call_with_data_source))->Run(); |
| 4245 | debugger_call_with_data = v8::Local<v8::Function>::Cast( |
| 4246 | context->Global()->Get(v8::String::New("debugger_call_with_data"))); |
| 4247 | |
| 4248 | // Compile a function capturing closure. |
| 4249 | debugger_call_with_closure = v8::Local<v8::Function>::Cast( |
| 4250 | v8::Script::Compile( |
| 4251 | v8::String::New(debugger_call_with_closure_source))->Run()); |
| 4252 | |
| 4253 | // Calling a function through the debugger returns undefined if there are no |
| 4254 | // JavaScript frames. |
| 4255 | CHECK(v8::Debug::Call(frame_count)->IsUndefined()); |
| 4256 | CHECK(v8::Debug::Call(frame_source_line)->IsUndefined()); |
| 4257 | CHECK(v8::Debug::Call(debugger_call_with_data)->IsUndefined()); |
| 4258 | |
| 4259 | // Test that the number of frames can be retrieved. |
| 4260 | v8::Script::Compile(v8::String::New("CheckFrameCount(1)"))->Run(); |
| 4261 | v8::Script::Compile(v8::String::New("function f() {" |
| 4262 | " CheckFrameCount(2);" |
| 4263 | "}; f()"))->Run(); |
| 4264 | |
| 4265 | // Test that the source line can be retrieved. |
| 4266 | v8::Script::Compile(v8::String::New("CheckSourceLine(0)"))->Run(); |
| 4267 | v8::Script::Compile(v8::String::New("function f() {\n" |
| 4268 | " CheckSourceLine(1)\n" |
| 4269 | " CheckSourceLine(2)\n" |
| 4270 | " CheckSourceLine(3)\n" |
| 4271 | "}; f()"))->Run(); |
| 4272 | |
| 4273 | // Test that a parameter can be passed to a function called in the debugger. |
| 4274 | v8::Script::Compile(v8::String::New("CheckDataParameter()"))->Run(); |
| 4275 | |
| 4276 | // Test that a function with closure can be run in the debugger. |
| 4277 | v8::Script::Compile(v8::String::New("CheckClosure()"))->Run(); |
| 4278 | |
| 4279 | |
| 4280 | // Test that the source line is correct when there is a line offset. |
| 4281 | v8::ScriptOrigin origin(v8::String::New("test"), |
| 4282 | v8::Integer::New(7)); |
| 4283 | v8::Script::Compile(v8::String::New("CheckSourceLine(7)"), &origin)->Run(); |
| 4284 | v8::Script::Compile(v8::String::New("function f() {\n" |
| 4285 | " CheckSourceLine(8)\n" |
| 4286 | " CheckSourceLine(9)\n" |
| 4287 | " CheckSourceLine(10)\n" |
| 4288 | "}; f()"), &origin)->Run(); |
| 4289 | } |
| 4290 | |
| 4291 | |
| 4292 | // Debugger message handler which counts the number of breaks. |
| 4293 | static void SendContinueCommand(); |
| 4294 | static void MessageHandlerBreakPointHitCount( |
| 4295 | const v8::Debug::Message& message) { |
| 4296 | if (message.IsEvent() && message.GetEvent() == v8::Break) { |
| 4297 | // Count the number of breaks. |
| 4298 | break_point_hit_count++; |
| 4299 | |
| 4300 | SendContinueCommand(); |
| 4301 | } |
| 4302 | } |
| 4303 | |
| 4304 | |
| 4305 | // Test that clearing the debug event listener actually clears all break points |
| 4306 | // and related information. |
| 4307 | TEST(DebuggerUnload) { |
| 4308 | DebugLocalContext env; |
| 4309 | |
| 4310 | // Check debugger is unloaded before it is used. |
| 4311 | CheckDebuggerUnloaded(); |
| 4312 | |
| 4313 | // Set a debug event listener. |
| 4314 | break_point_hit_count = 0; |
| 4315 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 4316 | v8::Undefined()); |
| 4317 | { |
| 4318 | v8::HandleScope scope; |
| 4319 | // Create a couple of functions for the test. |
| 4320 | v8::Local<v8::Function> foo = |
| 4321 | CompileFunction(&env, "function foo(){x=1}", "foo"); |
| 4322 | v8::Local<v8::Function> bar = |
| 4323 | CompileFunction(&env, "function bar(){y=2}", "bar"); |
| 4324 | |
| 4325 | // Set some break points. |
| 4326 | SetBreakPoint(foo, 0); |
| 4327 | SetBreakPoint(foo, 4); |
| 4328 | SetBreakPoint(bar, 0); |
| 4329 | SetBreakPoint(bar, 4); |
| 4330 | |
| 4331 | // Make sure that the break points are there. |
| 4332 | break_point_hit_count = 0; |
| 4333 | foo->Call(env->Global(), 0, NULL); |
| 4334 | CHECK_EQ(2, break_point_hit_count); |
| 4335 | bar->Call(env->Global(), 0, NULL); |
| 4336 | CHECK_EQ(4, break_point_hit_count); |
| 4337 | } |
| 4338 | |
| 4339 | // Remove the debug event listener without clearing breakpoints. Do this |
| 4340 | // outside a handle scope. |
| 4341 | v8::Debug::SetDebugEventListener(NULL); |
| 4342 | CheckDebuggerUnloaded(true); |
| 4343 | |
| 4344 | // Now set a debug message handler. |
| 4345 | break_point_hit_count = 0; |
| 4346 | v8::Debug::SetMessageHandler2(MessageHandlerBreakPointHitCount); |
| 4347 | { |
| 4348 | v8::HandleScope scope; |
| 4349 | |
| 4350 | // Get the test functions again. |
| 4351 | v8::Local<v8::Function> foo = |
| 4352 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 4353 | v8::Local<v8::Function> bar = |
| 4354 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("foo"))); |
| 4355 | |
| 4356 | foo->Call(env->Global(), 0, NULL); |
| 4357 | CHECK_EQ(0, break_point_hit_count); |
| 4358 | |
| 4359 | // Set break points and run again. |
| 4360 | SetBreakPoint(foo, 0); |
| 4361 | SetBreakPoint(foo, 4); |
| 4362 | foo->Call(env->Global(), 0, NULL); |
| 4363 | CHECK_EQ(2, break_point_hit_count); |
| 4364 | } |
| 4365 | |
| 4366 | // Remove the debug message handler without clearing breakpoints. Do this |
| 4367 | // outside a handle scope. |
| 4368 | v8::Debug::SetMessageHandler2(NULL); |
| 4369 | CheckDebuggerUnloaded(true); |
| 4370 | } |
| 4371 | |
| 4372 | |
| 4373 | // Sends continue command to the debugger. |
| 4374 | static void SendContinueCommand() { |
| 4375 | const int kBufferSize = 1000; |
| 4376 | uint16_t buffer[kBufferSize]; |
| 4377 | const char* command_continue = |
| 4378 | "{\"seq\":0," |
| 4379 | "\"type\":\"request\"," |
| 4380 | "\"command\":\"continue\"}"; |
| 4381 | |
| 4382 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_continue, buffer)); |
| 4383 | } |
| 4384 | |
| 4385 | |
| 4386 | // Debugger message handler which counts the number of times it is called. |
| 4387 | static int message_handler_hit_count = 0; |
| 4388 | static void MessageHandlerHitCount(const v8::Debug::Message& message) { |
| 4389 | message_handler_hit_count++; |
| 4390 | |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 4391 | static char print_buffer[1000]; |
| 4392 | v8::String::Value json(message.GetJSON()); |
| 4393 | Utf16ToAscii(*json, json.length(), print_buffer); |
| 4394 | if (IsExceptionEventMessage(print_buffer)) { |
| 4395 | // Send a continue command for exception events. |
| 4396 | SendContinueCommand(); |
| 4397 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4398 | } |
| 4399 | |
| 4400 | |
| 4401 | // Test clearing the debug message handler. |
| 4402 | TEST(DebuggerClearMessageHandler) { |
| 4403 | v8::HandleScope scope; |
| 4404 | DebugLocalContext env; |
| 4405 | |
| 4406 | // Check debugger is unloaded before it is used. |
| 4407 | CheckDebuggerUnloaded(); |
| 4408 | |
| 4409 | // Set a debug message handler. |
| 4410 | v8::Debug::SetMessageHandler2(MessageHandlerHitCount); |
| 4411 | |
| 4412 | // Run code to throw a unhandled exception. This should end up in the message |
| 4413 | // handler. |
| 4414 | CompileRun("throw 1"); |
| 4415 | |
| 4416 | // The message handler should be called. |
| 4417 | CHECK_GT(message_handler_hit_count, 0); |
| 4418 | |
| 4419 | // Clear debug message handler. |
| 4420 | message_handler_hit_count = 0; |
| 4421 | v8::Debug::SetMessageHandler(NULL); |
| 4422 | |
| 4423 | // Run code to throw a unhandled exception. This should end up in the message |
| 4424 | // handler. |
| 4425 | CompileRun("throw 1"); |
| 4426 | |
| 4427 | // The message handler should not be called more. |
| 4428 | CHECK_EQ(0, message_handler_hit_count); |
| 4429 | |
| 4430 | CheckDebuggerUnloaded(true); |
| 4431 | } |
| 4432 | |
| 4433 | |
| 4434 | // Debugger message handler which clears the message handler while active. |
| 4435 | static void MessageHandlerClearingMessageHandler( |
| 4436 | const v8::Debug::Message& message) { |
| 4437 | message_handler_hit_count++; |
| 4438 | |
| 4439 | // Clear debug message handler. |
| 4440 | v8::Debug::SetMessageHandler(NULL); |
| 4441 | } |
| 4442 | |
| 4443 | |
| 4444 | // Test clearing the debug message handler while processing a debug event. |
| 4445 | TEST(DebuggerClearMessageHandlerWhileActive) { |
| 4446 | v8::HandleScope scope; |
| 4447 | DebugLocalContext env; |
| 4448 | |
| 4449 | // Check debugger is unloaded before it is used. |
| 4450 | CheckDebuggerUnloaded(); |
| 4451 | |
| 4452 | // Set a debug message handler. |
| 4453 | v8::Debug::SetMessageHandler2(MessageHandlerClearingMessageHandler); |
| 4454 | |
| 4455 | // Run code to throw a unhandled exception. This should end up in the message |
| 4456 | // handler. |
| 4457 | CompileRun("throw 1"); |
| 4458 | |
| 4459 | // The message handler should be called. |
| 4460 | CHECK_EQ(1, message_handler_hit_count); |
| 4461 | |
| 4462 | CheckDebuggerUnloaded(true); |
| 4463 | } |
| 4464 | |
| 4465 | |
| 4466 | /* Test DebuggerHostDispatch */ |
| 4467 | /* In this test, the debugger waits for a command on a breakpoint |
| 4468 | * and is dispatching host commands while in the infinite loop. |
| 4469 | */ |
| 4470 | |
| 4471 | class HostDispatchV8Thread : public v8::internal::Thread { |
| 4472 | public: |
| 4473 | void Run(); |
| 4474 | }; |
| 4475 | |
| 4476 | class HostDispatchDebuggerThread : public v8::internal::Thread { |
| 4477 | public: |
| 4478 | void Run(); |
| 4479 | }; |
| 4480 | |
| 4481 | Barriers* host_dispatch_barriers; |
| 4482 | |
| 4483 | static void HostDispatchMessageHandler(const v8::Debug::Message& message) { |
| 4484 | static char print_buffer[1000]; |
| 4485 | v8::String::Value json(message.GetJSON()); |
| 4486 | Utf16ToAscii(*json, json.length(), print_buffer); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4487 | } |
| 4488 | |
| 4489 | |
| 4490 | static void HostDispatchDispatchHandler() { |
| 4491 | host_dispatch_barriers->semaphore_1->Signal(); |
| 4492 | } |
| 4493 | |
| 4494 | |
| 4495 | void HostDispatchV8Thread::Run() { |
| 4496 | const char* source_1 = "var y_global = 3;\n" |
| 4497 | "function cat( new_value ) {\n" |
| 4498 | " var x = new_value;\n" |
| 4499 | " y_global = 4;\n" |
| 4500 | " x = 3 * x + 1;\n" |
| 4501 | " y_global = 5;\n" |
| 4502 | " return x;\n" |
| 4503 | "}\n" |
| 4504 | "\n"; |
| 4505 | const char* source_2 = "cat(17);\n"; |
| 4506 | |
| 4507 | v8::HandleScope scope; |
| 4508 | DebugLocalContext env; |
| 4509 | |
| 4510 | // Setup message and host dispatch handlers. |
| 4511 | v8::Debug::SetMessageHandler2(HostDispatchMessageHandler); |
| 4512 | v8::Debug::SetHostDispatchHandler(HostDispatchDispatchHandler, 10 /* ms */); |
| 4513 | |
| 4514 | CompileRun(source_1); |
| 4515 | host_dispatch_barriers->barrier_1.Wait(); |
| 4516 | host_dispatch_barriers->barrier_2.Wait(); |
| 4517 | CompileRun(source_2); |
| 4518 | } |
| 4519 | |
| 4520 | |
| 4521 | void HostDispatchDebuggerThread::Run() { |
| 4522 | const int kBufSize = 1000; |
| 4523 | uint16_t buffer[kBufSize]; |
| 4524 | |
| 4525 | const char* command_1 = "{\"seq\":101," |
| 4526 | "\"type\":\"request\"," |
| 4527 | "\"command\":\"setbreakpoint\"," |
| 4528 | "\"arguments\":{\"type\":\"function\",\"target\":\"cat\",\"line\":3}}"; |
| 4529 | const char* command_2 = "{\"seq\":102," |
| 4530 | "\"type\":\"request\"," |
| 4531 | "\"command\":\"continue\"}"; |
| 4532 | |
| 4533 | // v8 thread initializes, runs source_1 |
| 4534 | host_dispatch_barriers->barrier_1.Wait(); |
| 4535 | // 1: Set breakpoint in cat(). |
| 4536 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_1, buffer)); |
| 4537 | |
| 4538 | host_dispatch_barriers->barrier_2.Wait(); |
| 4539 | // v8 thread starts compiling source_2. |
| 4540 | // Break happens, to run queued commands and host dispatches. |
| 4541 | // Wait for host dispatch to be processed. |
| 4542 | host_dispatch_barriers->semaphore_1->Wait(); |
| 4543 | // 2: Continue evaluation |
| 4544 | v8::Debug::SendCommand(buffer, AsciiToUtf16(command_2, buffer)); |
| 4545 | } |
| 4546 | |
| 4547 | HostDispatchDebuggerThread host_dispatch_debugger_thread; |
| 4548 | HostDispatchV8Thread host_dispatch_v8_thread; |
| 4549 | |
| 4550 | |
| 4551 | TEST(DebuggerHostDispatch) { |
| 4552 | i::FLAG_debugger_auto_break = true; |
| 4553 | |
| 4554 | // Create a V8 environment |
| 4555 | Barriers stack_allocated_host_dispatch_barriers; |
| 4556 | stack_allocated_host_dispatch_barriers.Initialize(); |
| 4557 | host_dispatch_barriers = &stack_allocated_host_dispatch_barriers; |
| 4558 | |
| 4559 | host_dispatch_v8_thread.Start(); |
| 4560 | host_dispatch_debugger_thread.Start(); |
| 4561 | |
| 4562 | host_dispatch_v8_thread.Join(); |
| 4563 | host_dispatch_debugger_thread.Join(); |
| 4564 | } |
| 4565 | |
| 4566 | |
| 4567 | TEST(DebuggerAgent) { |
| 4568 | // Make sure these ports is not used by other tests to allow tests to run in |
| 4569 | // parallel. |
| 4570 | const int kPort1 = 5858; |
| 4571 | const int kPort2 = 5857; |
| 4572 | const int kPort3 = 5856; |
| 4573 | |
| 4574 | // Make a string with the port2 number. |
| 4575 | const int kPortBufferLen = 6; |
| 4576 | char port2_str[kPortBufferLen]; |
| 4577 | OS::SNPrintF(i::Vector<char>(port2_str, kPortBufferLen), "%d", kPort2); |
| 4578 | |
| 4579 | bool ok; |
| 4580 | |
| 4581 | // Initialize the socket library. |
| 4582 | i::Socket::Setup(); |
| 4583 | |
| 4584 | // Test starting and stopping the agent without any client connection. |
| 4585 | i::Debugger::StartAgent("test", kPort1); |
| 4586 | i::Debugger::StopAgent(); |
| 4587 | |
| 4588 | // Test starting the agent, connecting a client and shutting down the agent |
| 4589 | // with the client connected. |
| 4590 | ok = i::Debugger::StartAgent("test", kPort2); |
| 4591 | CHECK(ok); |
| 4592 | i::Debugger::WaitForAgent(); |
| 4593 | i::Socket* client = i::OS::CreateSocket(); |
| 4594 | ok = client->Connect("localhost", port2_str); |
| 4595 | CHECK(ok); |
| 4596 | i::Debugger::StopAgent(); |
| 4597 | delete client; |
| 4598 | |
| 4599 | // Test starting and stopping the agent with the required port already |
| 4600 | // occoupied. |
| 4601 | i::Socket* server = i::OS::CreateSocket(); |
| 4602 | server->Bind(kPort3); |
| 4603 | |
| 4604 | i::Debugger::StartAgent("test", kPort3); |
| 4605 | i::Debugger::StopAgent(); |
| 4606 | |
| 4607 | delete server; |
| 4608 | } |
| 4609 | |
| 4610 | |
| 4611 | class DebuggerAgentProtocolServerThread : public i::Thread { |
| 4612 | public: |
| 4613 | explicit DebuggerAgentProtocolServerThread(int port) |
| 4614 | : port_(port), server_(NULL), client_(NULL), |
| 4615 | listening_(OS::CreateSemaphore(0)) { |
| 4616 | } |
| 4617 | ~DebuggerAgentProtocolServerThread() { |
| 4618 | // Close both sockets. |
| 4619 | delete client_; |
| 4620 | delete server_; |
| 4621 | delete listening_; |
| 4622 | } |
| 4623 | |
| 4624 | void Run(); |
| 4625 | void WaitForListening() { listening_->Wait(); } |
| 4626 | char* body() { return *body_; } |
| 4627 | |
| 4628 | private: |
| 4629 | int port_; |
| 4630 | i::SmartPointer<char> body_; |
| 4631 | i::Socket* server_; // Server socket used for bind/accept. |
| 4632 | i::Socket* client_; // Single client connection used by the test. |
| 4633 | i::Semaphore* listening_; // Signalled when the server is in listen mode. |
| 4634 | }; |
| 4635 | |
| 4636 | |
| 4637 | void DebuggerAgentProtocolServerThread::Run() { |
| 4638 | bool ok; |
| 4639 | |
| 4640 | // Create the server socket and bind it to the requested port. |
| 4641 | server_ = i::OS::CreateSocket(); |
| 4642 | CHECK(server_ != NULL); |
| 4643 | ok = server_->Bind(port_); |
| 4644 | CHECK(ok); |
| 4645 | |
| 4646 | // Listen for new connections. |
| 4647 | ok = server_->Listen(1); |
| 4648 | CHECK(ok); |
| 4649 | listening_->Signal(); |
| 4650 | |
| 4651 | // Accept a connection. |
| 4652 | client_ = server_->Accept(); |
| 4653 | CHECK(client_ != NULL); |
| 4654 | |
| 4655 | // Receive a debugger agent protocol message. |
| 4656 | i::DebuggerAgentUtil::ReceiveMessage(client_); |
| 4657 | } |
| 4658 | |
| 4659 | |
| 4660 | TEST(DebuggerAgentProtocolOverflowHeader) { |
| 4661 | // Make sure this port is not used by other tests to allow tests to run in |
| 4662 | // parallel. |
| 4663 | const int kPort = 5860; |
| 4664 | static const char* kLocalhost = "localhost"; |
| 4665 | |
| 4666 | // Make a string with the port number. |
| 4667 | const int kPortBufferLen = 6; |
| 4668 | char port_str[kPortBufferLen]; |
| 4669 | OS::SNPrintF(i::Vector<char>(port_str, kPortBufferLen), "%d", kPort); |
| 4670 | |
| 4671 | // Initialize the socket library. |
| 4672 | i::Socket::Setup(); |
| 4673 | |
| 4674 | // Create a socket server to receive a debugger agent message. |
| 4675 | DebuggerAgentProtocolServerThread* server = |
| 4676 | new DebuggerAgentProtocolServerThread(kPort); |
| 4677 | server->Start(); |
| 4678 | server->WaitForListening(); |
| 4679 | |
| 4680 | // Connect. |
| 4681 | i::Socket* client = i::OS::CreateSocket(); |
| 4682 | CHECK(client != NULL); |
| 4683 | bool ok = client->Connect(kLocalhost, port_str); |
| 4684 | CHECK(ok); |
| 4685 | |
| 4686 | // Send headers which overflow the receive buffer. |
| 4687 | static const int kBufferSize = 1000; |
| 4688 | char buffer[kBufferSize]; |
| 4689 | |
| 4690 | // Long key and short value: XXXX....XXXX:0\r\n. |
| 4691 | for (int i = 0; i < kBufferSize - 4; i++) { |
| 4692 | buffer[i] = 'X'; |
| 4693 | } |
| 4694 | buffer[kBufferSize - 4] = ':'; |
| 4695 | buffer[kBufferSize - 3] = '0'; |
| 4696 | buffer[kBufferSize - 2] = '\r'; |
| 4697 | buffer[kBufferSize - 1] = '\n'; |
| 4698 | client->Send(buffer, kBufferSize); |
| 4699 | |
| 4700 | // Short key and long value: X:XXXX....XXXX\r\n. |
| 4701 | buffer[0] = 'X'; |
| 4702 | buffer[1] = ':'; |
| 4703 | for (int i = 2; i < kBufferSize - 2; i++) { |
| 4704 | buffer[i] = 'X'; |
| 4705 | } |
| 4706 | buffer[kBufferSize - 2] = '\r'; |
| 4707 | buffer[kBufferSize - 1] = '\n'; |
| 4708 | client->Send(buffer, kBufferSize); |
| 4709 | |
| 4710 | // Add empty body to request. |
| 4711 | const char* content_length_zero_header = "Content-Length:0\r\n"; |
| 4712 | client->Send(content_length_zero_header, strlen(content_length_zero_header)); |
| 4713 | client->Send("\r\n", 2); |
| 4714 | |
| 4715 | // Wait until data is received. |
| 4716 | server->Join(); |
| 4717 | |
| 4718 | // Check for empty body. |
| 4719 | CHECK(server->body() == NULL); |
| 4720 | |
| 4721 | // Close the client before the server to avoid TIME_WAIT issues. |
| 4722 | client->Shutdown(); |
| 4723 | delete client; |
| 4724 | delete server; |
| 4725 | } |
| 4726 | |
| 4727 | |
| 4728 | // Test for issue http://code.google.com/p/v8/issues/detail?id=289. |
| 4729 | // Make sure that DebugGetLoadedScripts doesn't return scripts |
| 4730 | // with disposed external source. |
| 4731 | class EmptyExternalStringResource : public v8::String::ExternalStringResource { |
| 4732 | public: |
| 4733 | EmptyExternalStringResource() { empty_[0] = 0; } |
| 4734 | virtual ~EmptyExternalStringResource() {} |
| 4735 | virtual size_t length() const { return empty_.length(); } |
| 4736 | virtual const uint16_t* data() const { return empty_.start(); } |
| 4737 | private: |
| 4738 | ::v8::internal::EmbeddedVector<uint16_t, 1> empty_; |
| 4739 | }; |
| 4740 | |
| 4741 | |
| 4742 | TEST(DebugGetLoadedScripts) { |
| 4743 | v8::HandleScope scope; |
| 4744 | DebugLocalContext env; |
| 4745 | env.ExposeDebug(); |
| 4746 | |
| 4747 | EmptyExternalStringResource source_ext_str; |
| 4748 | v8::Local<v8::String> source = v8::String::NewExternal(&source_ext_str); |
| 4749 | v8::Handle<v8::Script> evil_script = v8::Script::Compile(source); |
| 4750 | Handle<i::ExternalTwoByteString> i_source( |
| 4751 | i::ExternalTwoByteString::cast(*v8::Utils::OpenHandle(*source))); |
| 4752 | // This situation can happen if source was an external string disposed |
| 4753 | // by its owner. |
| 4754 | i_source->set_resource(0); |
| 4755 | |
| 4756 | bool allow_natives_syntax = i::FLAG_allow_natives_syntax; |
| 4757 | i::FLAG_allow_natives_syntax = true; |
| 4758 | CompileRun( |
| 4759 | "var scripts = %DebugGetLoadedScripts();" |
| 4760 | "var count = scripts.length;" |
| 4761 | "for (var i = 0; i < count; ++i) {" |
| 4762 | " scripts[i].line_ends;" |
| 4763 | "}"); |
| 4764 | // Must not crash while accessing line_ends. |
| 4765 | i::FLAG_allow_natives_syntax = allow_natives_syntax; |
| 4766 | |
| 4767 | // Some scripts are retrieved - at least the number of native scripts. |
| 4768 | CHECK_GT((*env)->Global()->Get(v8::String::New("count"))->Int32Value(), 8); |
| 4769 | } |
| 4770 | |
| 4771 | |
| 4772 | // Test script break points set on lines. |
| 4773 | TEST(ScriptNameAndData) { |
| 4774 | v8::HandleScope scope; |
| 4775 | DebugLocalContext env; |
| 4776 | env.ExposeDebug(); |
| 4777 | |
| 4778 | // Create functions for retrieving script name and data for the function on |
| 4779 | // the top frame when hitting a break point. |
| 4780 | frame_script_name = CompileFunction(&env, |
| 4781 | frame_script_name_source, |
| 4782 | "frame_script_name"); |
| 4783 | frame_script_data = CompileFunction(&env, |
| 4784 | frame_script_data_source, |
| 4785 | "frame_script_data"); |
| 4786 | |
| 4787 | v8::Debug::SetDebugEventListener(DebugEventBreakPointHitCount, |
| 4788 | v8::Undefined()); |
| 4789 | |
| 4790 | // Test function source. |
| 4791 | v8::Local<v8::String> script = v8::String::New( |
| 4792 | "function f() {\n" |
| 4793 | " debugger;\n" |
| 4794 | "}\n"); |
| 4795 | |
| 4796 | v8::ScriptOrigin origin1 = v8::ScriptOrigin(v8::String::New("name")); |
| 4797 | v8::Handle<v8::Script> script1 = v8::Script::Compile(script, &origin1); |
| 4798 | script1->SetData(v8::String::New("data")); |
| 4799 | script1->Run(); |
| 4800 | v8::Local<v8::Function> f; |
| 4801 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 4802 | |
| 4803 | f->Call(env->Global(), 0, NULL); |
| 4804 | CHECK_EQ(1, break_point_hit_count); |
| 4805 | CHECK_EQ("name", last_script_name_hit); |
| 4806 | CHECK_EQ("data", last_script_data_hit); |
| 4807 | |
| 4808 | // Compile the same script again without setting data. As the compilation |
| 4809 | // cache is disabled when debugging expect the data to be missing. |
| 4810 | v8::Script::Compile(script, &origin1)->Run(); |
| 4811 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 4812 | f->Call(env->Global(), 0, NULL); |
| 4813 | CHECK_EQ(2, break_point_hit_count); |
| 4814 | CHECK_EQ("name", last_script_name_hit); |
| 4815 | CHECK_EQ("", last_script_data_hit); // Undefined results in empty string. |
| 4816 | |
| 4817 | v8::Local<v8::String> data_obj_source = v8::String::New( |
| 4818 | "({ a: 'abc',\n" |
| 4819 | " b: 123,\n" |
| 4820 | " toString: function() { return this.a + ' ' + this.b; }\n" |
| 4821 | "})\n"); |
| 4822 | v8::Local<v8::Value> data_obj = v8::Script::Compile(data_obj_source)->Run(); |
| 4823 | v8::ScriptOrigin origin2 = v8::ScriptOrigin(v8::String::New("new name")); |
| 4824 | v8::Handle<v8::Script> script2 = v8::Script::Compile(script, &origin2); |
| 4825 | script2->Run(); |
| 4826 | script2->SetData(data_obj); |
| 4827 | f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 4828 | f->Call(env->Global(), 0, NULL); |
| 4829 | CHECK_EQ(3, break_point_hit_count); |
| 4830 | CHECK_EQ("new name", last_script_name_hit); |
| 4831 | CHECK_EQ("abc 123", last_script_data_hit); |
| 4832 | } |
| 4833 | |
| 4834 | |
| 4835 | static v8::Persistent<v8::Context> expected_context; |
| 4836 | static v8::Handle<v8::Value> expected_context_data; |
| 4837 | |
| 4838 | |
| 4839 | // Check that the expected context is the one generating the debug event. |
| 4840 | static void ContextCheckMessageHandler(const v8::Debug::Message& message) { |
| 4841 | CHECK(message.GetEventContext() == expected_context); |
| 4842 | CHECK(message.GetEventContext()->GetData()->StrictEquals( |
| 4843 | expected_context_data)); |
| 4844 | message_handler_hit_count++; |
| 4845 | |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 4846 | static char print_buffer[1000]; |
| 4847 | v8::String::Value json(message.GetJSON()); |
| 4848 | Utf16ToAscii(*json, json.length(), print_buffer); |
| 4849 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4850 | // Send a continue command for break events. |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 4851 | if (IsBreakEventMessage(print_buffer)) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4852 | SendContinueCommand(); |
| 4853 | } |
| 4854 | } |
| 4855 | |
| 4856 | |
| 4857 | // Test which creates two contexts and sets different embedder data on each. |
| 4858 | // Checks that this data is set correctly and that when the debug message |
| 4859 | // handler is called the expected context is the one active. |
| 4860 | TEST(ContextData) { |
| 4861 | v8::HandleScope scope; |
| 4862 | |
| 4863 | v8::Debug::SetMessageHandler2(ContextCheckMessageHandler); |
| 4864 | |
| 4865 | // Create two contexts. |
| 4866 | v8::Persistent<v8::Context> context_1; |
| 4867 | v8::Persistent<v8::Context> context_2; |
| 4868 | v8::Handle<v8::ObjectTemplate> global_template = |
| 4869 | v8::Handle<v8::ObjectTemplate>(); |
| 4870 | v8::Handle<v8::Value> global_object = v8::Handle<v8::Value>(); |
| 4871 | context_1 = v8::Context::New(NULL, global_template, global_object); |
| 4872 | context_2 = v8::Context::New(NULL, global_template, global_object); |
| 4873 | |
| 4874 | // Default data value is undefined. |
| 4875 | CHECK(context_1->GetData()->IsUndefined()); |
| 4876 | CHECK(context_2->GetData()->IsUndefined()); |
| 4877 | |
| 4878 | // Set and check different data values. |
| 4879 | v8::Handle<v8::Value> data_1 = v8::Number::New(1); |
| 4880 | v8::Handle<v8::Value> data_2 = v8::String::New("2"); |
| 4881 | context_1->SetData(data_1); |
| 4882 | context_2->SetData(data_2); |
| 4883 | CHECK(context_1->GetData()->StrictEquals(data_1)); |
| 4884 | CHECK(context_2->GetData()->StrictEquals(data_2)); |
| 4885 | |
| 4886 | // Simple test function which causes a break. |
| 4887 | const char* source = "function f() { debugger; }"; |
| 4888 | |
| 4889 | // Enter and run function in the first context. |
| 4890 | { |
| 4891 | v8::Context::Scope context_scope(context_1); |
| 4892 | expected_context = context_1; |
| 4893 | expected_context_data = data_1; |
| 4894 | v8::Local<v8::Function> f = CompileFunction(source, "f"); |
| 4895 | f->Call(context_1->Global(), 0, NULL); |
| 4896 | } |
| 4897 | |
| 4898 | |
| 4899 | // Enter and run function in the second context. |
| 4900 | { |
| 4901 | v8::Context::Scope context_scope(context_2); |
| 4902 | expected_context = context_2; |
| 4903 | expected_context_data = data_2; |
| 4904 | v8::Local<v8::Function> f = CompileFunction(source, "f"); |
| 4905 | f->Call(context_2->Global(), 0, NULL); |
| 4906 | } |
| 4907 | |
| 4908 | // Two times compile event and two times break event. |
| 4909 | CHECK_GT(message_handler_hit_count, 4); |
| 4910 | |
| 4911 | v8::Debug::SetMessageHandler2(NULL); |
| 4912 | CheckDebuggerUnloaded(); |
| 4913 | } |
| 4914 | |
| 4915 | |
| 4916 | // Debug message handler which issues a debug break when it hits a break event. |
| 4917 | static int message_handler_break_hit_count = 0; |
| 4918 | static void DebugBreakMessageHandler(const v8::Debug::Message& message) { |
| 4919 | // Schedule a debug break for break events. |
| 4920 | if (message.IsEvent() && message.GetEvent() == v8::Break) { |
| 4921 | message_handler_break_hit_count++; |
| 4922 | if (message_handler_break_hit_count == 1) { |
| 4923 | v8::Debug::DebugBreak(); |
| 4924 | } |
| 4925 | } |
| 4926 | |
| 4927 | // Issue a continue command if this event will not cause the VM to start |
| 4928 | // running. |
| 4929 | if (!message.WillStartRunning()) { |
| 4930 | SendContinueCommand(); |
| 4931 | } |
| 4932 | } |
| 4933 | |
| 4934 | |
| 4935 | // Test that a debug break can be scheduled while in a message handler. |
| 4936 | TEST(DebugBreakInMessageHandler) { |
| 4937 | v8::HandleScope scope; |
| 4938 | DebugLocalContext env; |
| 4939 | |
| 4940 | v8::Debug::SetMessageHandler2(DebugBreakMessageHandler); |
| 4941 | |
| 4942 | // Test functions. |
| 4943 | const char* script = "function f() { debugger; g(); } function g() { }"; |
| 4944 | CompileRun(script); |
| 4945 | v8::Local<v8::Function> f = |
| 4946 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 4947 | v8::Local<v8::Function> g = |
| 4948 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("g"))); |
| 4949 | |
| 4950 | // Call f then g. The debugger statement in f will casue a break which will |
| 4951 | // cause another break. |
| 4952 | f->Call(env->Global(), 0, NULL); |
| 4953 | CHECK_EQ(2, message_handler_break_hit_count); |
| 4954 | // Calling g will not cause any additional breaks. |
| 4955 | g->Call(env->Global(), 0, NULL); |
| 4956 | CHECK_EQ(2, message_handler_break_hit_count); |
| 4957 | } |
| 4958 | |
| 4959 | |
| 4960 | #ifdef V8_NATIVE_REGEXP |
| 4961 | // Debug event handler which gets the function on the top frame and schedules a |
| 4962 | // break a number of times. |
| 4963 | static void DebugEventDebugBreak( |
| 4964 | v8::DebugEvent event, |
| 4965 | v8::Handle<v8::Object> exec_state, |
| 4966 | v8::Handle<v8::Object> event_data, |
| 4967 | v8::Handle<v8::Value> data) { |
| 4968 | |
| 4969 | if (event == v8::Break) { |
| 4970 | break_point_hit_count++; |
| 4971 | |
| 4972 | // Get the name of the top frame function. |
| 4973 | if (!frame_function_name.IsEmpty()) { |
| 4974 | // Get the name of the function. |
| 4975 | const int argc = 1; |
| 4976 | v8::Handle<v8::Value> argv[argc] = { exec_state }; |
| 4977 | v8::Handle<v8::Value> result = frame_function_name->Call(exec_state, |
| 4978 | argc, argv); |
| 4979 | if (result->IsUndefined()) { |
| 4980 | last_function_hit[0] = '\0'; |
| 4981 | } else { |
| 4982 | CHECK(result->IsString()); |
| 4983 | v8::Handle<v8::String> function_name(result->ToString()); |
| 4984 | function_name->WriteAscii(last_function_hit); |
| 4985 | } |
| 4986 | } |
| 4987 | |
| 4988 | // Keep forcing breaks. |
| 4989 | if (break_point_hit_count < 20) { |
| 4990 | v8::Debug::DebugBreak(); |
| 4991 | } |
| 4992 | } |
| 4993 | } |
| 4994 | |
| 4995 | |
| 4996 | TEST(RegExpDebugBreak) { |
| 4997 | // This test only applies to native regexps. |
| 4998 | v8::HandleScope scope; |
| 4999 | DebugLocalContext env; |
| 5000 | |
| 5001 | // Create a function for checking the function when hitting a break point. |
| 5002 | frame_function_name = CompileFunction(&env, |
| 5003 | frame_function_name_source, |
| 5004 | "frame_function_name"); |
| 5005 | |
| 5006 | // Test RegExp which matches white spaces and comments at the begining of a |
| 5007 | // source line. |
| 5008 | const char* script = |
| 5009 | "var sourceLineBeginningSkip = /^(?:[ \\v\\h]*(?:\\/\\*.*?\\*\\/)*)*/;\n" |
| 5010 | "function f(s) { return s.match(sourceLineBeginningSkip)[0].length; }"; |
| 5011 | |
| 5012 | v8::Local<v8::Function> f = CompileFunction(script, "f"); |
| 5013 | const int argc = 1; |
| 5014 | v8::Handle<v8::Value> argv[argc] = { v8::String::New(" /* xxx */ a=0;") }; |
| 5015 | v8::Local<v8::Value> result = f->Call(env->Global(), argc, argv); |
| 5016 | CHECK_EQ(12, result->Int32Value()); |
| 5017 | |
| 5018 | v8::Debug::SetDebugEventListener(DebugEventDebugBreak); |
| 5019 | v8::Debug::DebugBreak(); |
| 5020 | result = f->Call(env->Global(), argc, argv); |
| 5021 | |
| 5022 | // Check that there was only one break event. Matching RegExp should not |
| 5023 | // cause Break events. |
| 5024 | CHECK_EQ(1, break_point_hit_count); |
| 5025 | CHECK_EQ("f", last_function_hit); |
| 5026 | } |
| 5027 | #endif // V8_NATIVE_REGEXP |
| 5028 | |
| 5029 | |
| 5030 | // Common part of EvalContextData and NestedBreakEventContextData tests. |
| 5031 | static void ExecuteScriptForContextCheck() { |
| 5032 | // Create a context. |
| 5033 | v8::Persistent<v8::Context> context_1; |
| 5034 | v8::Handle<v8::ObjectTemplate> global_template = |
| 5035 | v8::Handle<v8::ObjectTemplate>(); |
| 5036 | v8::Handle<v8::Value> global_object = v8::Handle<v8::Value>(); |
| 5037 | context_1 = v8::Context::New(NULL, global_template, global_object); |
| 5038 | |
| 5039 | // Default data value is undefined. |
| 5040 | CHECK(context_1->GetData()->IsUndefined()); |
| 5041 | |
| 5042 | // Set and check a data value. |
| 5043 | v8::Handle<v8::Value> data_1 = v8::Number::New(1); |
| 5044 | context_1->SetData(data_1); |
| 5045 | CHECK(context_1->GetData()->StrictEquals(data_1)); |
| 5046 | |
| 5047 | // Simple test function with eval that causes a break. |
| 5048 | const char* source = "function f() { eval('debugger;'); }"; |
| 5049 | |
| 5050 | // Enter and run function in the context. |
| 5051 | { |
| 5052 | v8::Context::Scope context_scope(context_1); |
| 5053 | expected_context = context_1; |
| 5054 | expected_context_data = data_1; |
| 5055 | v8::Local<v8::Function> f = CompileFunction(source, "f"); |
| 5056 | f->Call(context_1->Global(), 0, NULL); |
| 5057 | } |
| 5058 | } |
| 5059 | |
| 5060 | |
| 5061 | // Test which creates a context and sets embedder data on it. Checks that this |
| 5062 | // data is set correctly and that when the debug message handler is called for |
| 5063 | // break event in an eval statement the expected context is the one returned by |
| 5064 | // Message.GetEventContext. |
| 5065 | TEST(EvalContextData) { |
| 5066 | v8::HandleScope scope; |
| 5067 | v8::Debug::SetMessageHandler2(ContextCheckMessageHandler); |
| 5068 | |
| 5069 | ExecuteScriptForContextCheck(); |
| 5070 | |
| 5071 | // One time compile event and one time break event. |
| 5072 | CHECK_GT(message_handler_hit_count, 2); |
| 5073 | v8::Debug::SetMessageHandler2(NULL); |
| 5074 | CheckDebuggerUnloaded(); |
| 5075 | } |
| 5076 | |
| 5077 | |
| 5078 | static bool sent_eval = false; |
| 5079 | static int break_count = 0; |
| 5080 | static int continue_command_send_count = 0; |
| 5081 | // Check that the expected context is the one generating the debug event |
| 5082 | // including the case of nested break event. |
| 5083 | static void DebugEvalContextCheckMessageHandler( |
| 5084 | const v8::Debug::Message& message) { |
| 5085 | CHECK(message.GetEventContext() == expected_context); |
| 5086 | CHECK(message.GetEventContext()->GetData()->StrictEquals( |
| 5087 | expected_context_data)); |
| 5088 | message_handler_hit_count++; |
| 5089 | |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 5090 | static char print_buffer[1000]; |
| 5091 | v8::String::Value json(message.GetJSON()); |
| 5092 | Utf16ToAscii(*json, json.length(), print_buffer); |
| 5093 | |
| 5094 | if (IsBreakEventMessage(print_buffer)) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5095 | break_count++; |
| 5096 | if (!sent_eval) { |
| 5097 | sent_eval = true; |
| 5098 | |
| 5099 | const int kBufferSize = 1000; |
| 5100 | uint16_t buffer[kBufferSize]; |
| 5101 | const char* eval_command = |
| 5102 | "{\"seq\":0," |
| 5103 | "\"type\":\"request\"," |
| 5104 | "\"command\":\"evaluate\"," |
| 5105 | "arguments:{\"expression\":\"debugger;\"," |
| 5106 | "\"global\":true,\"disable_break\":false}}"; |
| 5107 | |
| 5108 | // Send evaluate command. |
| 5109 | v8::Debug::SendCommand(buffer, AsciiToUtf16(eval_command, buffer)); |
| 5110 | return; |
| 5111 | } else { |
| 5112 | // It's a break event caused by the evaluation request above. |
| 5113 | SendContinueCommand(); |
| 5114 | continue_command_send_count++; |
| 5115 | } |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame^] | 5116 | } else if (IsEvaluateResponseMessage(print_buffer) && |
| 5117 | continue_command_send_count < 2) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5118 | // Response to the evaluation request. We're still on the breakpoint so |
| 5119 | // send continue. |
| 5120 | SendContinueCommand(); |
| 5121 | continue_command_send_count++; |
| 5122 | } |
| 5123 | } |
| 5124 | |
| 5125 | |
| 5126 | // Tests that context returned for break event is correct when the event occurs |
| 5127 | // in 'evaluate' debugger request. |
| 5128 | TEST(NestedBreakEventContextData) { |
| 5129 | v8::HandleScope scope; |
| 5130 | break_count = 0; |
| 5131 | message_handler_hit_count = 0; |
| 5132 | v8::Debug::SetMessageHandler2(DebugEvalContextCheckMessageHandler); |
| 5133 | |
| 5134 | ExecuteScriptForContextCheck(); |
| 5135 | |
| 5136 | // One time compile event and two times break event. |
| 5137 | CHECK_GT(message_handler_hit_count, 3); |
| 5138 | |
| 5139 | // One break from the source and another from the evaluate request. |
| 5140 | CHECK_EQ(break_count, 2); |
| 5141 | v8::Debug::SetMessageHandler2(NULL); |
| 5142 | CheckDebuggerUnloaded(); |
| 5143 | } |
| 5144 | |
| 5145 | |
| 5146 | // Debug event listener which counts the script collected events. |
| 5147 | int script_collected_count = 0; |
| 5148 | static void DebugEventScriptCollectedEvent(v8::DebugEvent event, |
| 5149 | v8::Handle<v8::Object> exec_state, |
| 5150 | v8::Handle<v8::Object> event_data, |
| 5151 | v8::Handle<v8::Value> data) { |
| 5152 | // Count the number of breaks. |
| 5153 | if (event == v8::ScriptCollected) { |
| 5154 | script_collected_count++; |
| 5155 | } |
| 5156 | } |
| 5157 | |
| 5158 | |
| 5159 | // Test that scripts collected are reported through the debug event listener. |
| 5160 | TEST(ScriptCollectedEvent) { |
| 5161 | break_point_hit_count = 0; |
| 5162 | script_collected_count = 0; |
| 5163 | v8::HandleScope scope; |
| 5164 | DebugLocalContext env; |
| 5165 | |
| 5166 | // Request the loaded scripts to initialize the debugger script cache. |
| 5167 | Debug::GetLoadedScripts(); |
| 5168 | |
| 5169 | // Do garbage collection to ensure that only the script in this test will be |
| 5170 | // collected afterwards. |
| 5171 | Heap::CollectAllGarbage(false); |
| 5172 | |
| 5173 | script_collected_count = 0; |
| 5174 | v8::Debug::SetDebugEventListener(DebugEventScriptCollectedEvent, |
| 5175 | v8::Undefined()); |
| 5176 | { |
| 5177 | v8::Script::Compile(v8::String::New("eval('a=1')"))->Run(); |
| 5178 | v8::Script::Compile(v8::String::New("eval('a=2')"))->Run(); |
| 5179 | } |
| 5180 | |
| 5181 | // Do garbage collection to collect the script above which is no longer |
| 5182 | // referenced. |
| 5183 | Heap::CollectAllGarbage(false); |
| 5184 | |
| 5185 | CHECK_EQ(2, script_collected_count); |
| 5186 | |
| 5187 | v8::Debug::SetDebugEventListener(NULL); |
| 5188 | CheckDebuggerUnloaded(); |
| 5189 | } |
| 5190 | |
| 5191 | |
| 5192 | // Debug event listener which counts the script collected events. |
| 5193 | int script_collected_message_count = 0; |
| 5194 | static void ScriptCollectedMessageHandler(const v8::Debug::Message& message) { |
| 5195 | // Count the number of scripts collected. |
| 5196 | if (message.IsEvent() && message.GetEvent() == v8::ScriptCollected) { |
| 5197 | script_collected_message_count++; |
| 5198 | v8::Handle<v8::Context> context = message.GetEventContext(); |
| 5199 | CHECK(context.IsEmpty()); |
| 5200 | } |
| 5201 | } |
| 5202 | |
| 5203 | |
| 5204 | // Test that GetEventContext doesn't fail and return empty handle for |
| 5205 | // ScriptCollected events. |
| 5206 | TEST(ScriptCollectedEventContext) { |
| 5207 | script_collected_message_count = 0; |
| 5208 | v8::HandleScope scope; |
| 5209 | |
| 5210 | { // Scope for the DebugLocalContext. |
| 5211 | DebugLocalContext env; |
| 5212 | |
| 5213 | // Request the loaded scripts to initialize the debugger script cache. |
| 5214 | Debug::GetLoadedScripts(); |
| 5215 | |
| 5216 | // Do garbage collection to ensure that only the script in this test will be |
| 5217 | // collected afterwards. |
| 5218 | Heap::CollectAllGarbage(false); |
| 5219 | |
| 5220 | v8::Debug::SetMessageHandler2(ScriptCollectedMessageHandler); |
| 5221 | { |
| 5222 | v8::Script::Compile(v8::String::New("eval('a=1')"))->Run(); |
| 5223 | v8::Script::Compile(v8::String::New("eval('a=2')"))->Run(); |
| 5224 | } |
| 5225 | } |
| 5226 | |
| 5227 | // Do garbage collection to collect the script above which is no longer |
| 5228 | // referenced. |
| 5229 | Heap::CollectAllGarbage(false); |
| 5230 | |
| 5231 | CHECK_EQ(2, script_collected_message_count); |
| 5232 | |
| 5233 | v8::Debug::SetMessageHandler2(NULL); |
| 5234 | } |
| 5235 | |
| 5236 | |
| 5237 | // Debug event listener which counts the after compile events. |
| 5238 | int after_compile_message_count = 0; |
| 5239 | static void AfterCompileMessageHandler(const v8::Debug::Message& message) { |
| 5240 | // Count the number of scripts collected. |
| 5241 | if (message.IsEvent()) { |
| 5242 | if (message.GetEvent() == v8::AfterCompile) { |
| 5243 | after_compile_message_count++; |
| 5244 | } else if (message.GetEvent() == v8::Break) { |
| 5245 | SendContinueCommand(); |
| 5246 | } |
| 5247 | } |
| 5248 | } |
| 5249 | |
| 5250 | |
| 5251 | // Tests that after compile event is sent as many times as there are scripts |
| 5252 | // compiled. |
| 5253 | TEST(AfterCompileMessageWhenMessageHandlerIsReset) { |
| 5254 | v8::HandleScope scope; |
| 5255 | DebugLocalContext env; |
| 5256 | after_compile_message_count = 0; |
| 5257 | const char* script = "var a=1"; |
| 5258 | |
| 5259 | v8::Debug::SetMessageHandler2(AfterCompileMessageHandler); |
| 5260 | v8::Script::Compile(v8::String::New(script))->Run(); |
| 5261 | v8::Debug::SetMessageHandler2(NULL); |
| 5262 | |
| 5263 | v8::Debug::SetMessageHandler2(AfterCompileMessageHandler); |
| 5264 | v8::Debug::DebugBreak(); |
| 5265 | v8::Script::Compile(v8::String::New(script))->Run(); |
| 5266 | |
| 5267 | // Setting listener to NULL should cause debugger unload. |
| 5268 | v8::Debug::SetMessageHandler2(NULL); |
| 5269 | CheckDebuggerUnloaded(); |
| 5270 | |
| 5271 | // Compilation cache should be disabled when debugger is active. |
| 5272 | CHECK_EQ(2, after_compile_message_count); |
| 5273 | } |
| 5274 | |
| 5275 | |
| 5276 | // Tests that break event is sent when message handler is reset. |
| 5277 | TEST(BreakMessageWhenMessageHandlerIsReset) { |
| 5278 | v8::HandleScope scope; |
| 5279 | DebugLocalContext env; |
| 5280 | after_compile_message_count = 0; |
| 5281 | const char* script = "function f() {};"; |
| 5282 | |
| 5283 | v8::Debug::SetMessageHandler2(AfterCompileMessageHandler); |
| 5284 | v8::Script::Compile(v8::String::New(script))->Run(); |
| 5285 | v8::Debug::SetMessageHandler2(NULL); |
| 5286 | |
| 5287 | v8::Debug::SetMessageHandler2(AfterCompileMessageHandler); |
| 5288 | v8::Debug::DebugBreak(); |
| 5289 | v8::Local<v8::Function> f = |
| 5290 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 5291 | f->Call(env->Global(), 0, NULL); |
| 5292 | |
| 5293 | // Setting message handler to NULL should cause debugger unload. |
| 5294 | v8::Debug::SetMessageHandler2(NULL); |
| 5295 | CheckDebuggerUnloaded(); |
| 5296 | |
| 5297 | // Compilation cache should be disabled when debugger is active. |
| 5298 | CHECK_EQ(1, after_compile_message_count); |
| 5299 | } |
| 5300 | |
| 5301 | |
| 5302 | static int exception_event_count = 0; |
| 5303 | static void ExceptionMessageHandler(const v8::Debug::Message& message) { |
| 5304 | if (message.IsEvent() && message.GetEvent() == v8::Exception) { |
| 5305 | exception_event_count++; |
| 5306 | SendContinueCommand(); |
| 5307 | } |
| 5308 | } |
| 5309 | |
| 5310 | |
| 5311 | // Tests that exception event is sent when message handler is reset. |
| 5312 | TEST(ExceptionMessageWhenMessageHandlerIsReset) { |
| 5313 | v8::HandleScope scope; |
| 5314 | DebugLocalContext env; |
| 5315 | exception_event_count = 0; |
| 5316 | const char* script = "function f() {throw new Error()};"; |
| 5317 | |
| 5318 | v8::Debug::SetMessageHandler2(AfterCompileMessageHandler); |
| 5319 | v8::Script::Compile(v8::String::New(script))->Run(); |
| 5320 | v8::Debug::SetMessageHandler2(NULL); |
| 5321 | |
| 5322 | v8::Debug::SetMessageHandler2(ExceptionMessageHandler); |
| 5323 | v8::Local<v8::Function> f = |
| 5324 | v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f"))); |
| 5325 | f->Call(env->Global(), 0, NULL); |
| 5326 | |
| 5327 | // Setting message handler to NULL should cause debugger unload. |
| 5328 | v8::Debug::SetMessageHandler2(NULL); |
| 5329 | CheckDebuggerUnloaded(); |
| 5330 | |
| 5331 | CHECK_EQ(1, exception_event_count); |
| 5332 | } |
| 5333 | |
| 5334 | |
| 5335 | // Tests after compile event is sent when there are some provisional |
| 5336 | // breakpoints out of the scripts lines range. |
| 5337 | TEST(ProvisionalBreakpointOnLineOutOfRange) { |
| 5338 | v8::HandleScope scope; |
| 5339 | DebugLocalContext env; |
| 5340 | env.ExposeDebug(); |
| 5341 | const char* script = "function f() {};"; |
| 5342 | const char* resource_name = "test_resource"; |
| 5343 | |
| 5344 | // Set a couple of provisional breakpoint on lines out of the script lines |
| 5345 | // range. |
| 5346 | int sbp1 = SetScriptBreakPointByNameFromJS(resource_name, 3, |
| 5347 | -1 /* no column */); |
| 5348 | int sbp2 = SetScriptBreakPointByNameFromJS(resource_name, 5, 5); |
| 5349 | |
| 5350 | after_compile_message_count = 0; |
| 5351 | v8::Debug::SetMessageHandler2(AfterCompileMessageHandler); |
| 5352 | |
| 5353 | v8::ScriptOrigin origin( |
| 5354 | v8::String::New(resource_name), |
| 5355 | v8::Integer::New(10), |
| 5356 | v8::Integer::New(1)); |
| 5357 | // Compile a script whose first line number is greater than the breakpoints' |
| 5358 | // lines. |
| 5359 | v8::Script::Compile(v8::String::New(script), &origin)->Run(); |
| 5360 | |
| 5361 | // If the script is compiled successfully there is exactly one after compile |
| 5362 | // event. In case of an exception in debugger code after compile event is not |
| 5363 | // sent. |
| 5364 | CHECK_EQ(1, after_compile_message_count); |
| 5365 | |
| 5366 | ClearBreakPointFromJS(sbp1); |
| 5367 | ClearBreakPointFromJS(sbp2); |
| 5368 | v8::Debug::SetMessageHandler2(NULL); |
| 5369 | } |
| 5370 | |
| 5371 | |
| 5372 | static void BreakMessageHandler(const v8::Debug::Message& message) { |
| 5373 | if (message.IsEvent() && message.GetEvent() == v8::Break) { |
| 5374 | // Count the number of breaks. |
| 5375 | break_point_hit_count++; |
| 5376 | |
| 5377 | v8::HandleScope scope; |
| 5378 | v8::Handle<v8::String> json = message.GetJSON(); |
| 5379 | |
| 5380 | SendContinueCommand(); |
| 5381 | } else if (message.IsEvent() && message.GetEvent() == v8::AfterCompile) { |
| 5382 | v8::HandleScope scope; |
| 5383 | |
| 5384 | bool is_debug_break = i::StackGuard::IsDebugBreak(); |
| 5385 | // Force DebugBreak flag while serializer is working. |
| 5386 | i::StackGuard::DebugBreak(); |
| 5387 | |
| 5388 | // Force serialization to trigger some internal JS execution. |
| 5389 | v8::Handle<v8::String> json = message.GetJSON(); |
| 5390 | |
| 5391 | // Restore previous state. |
| 5392 | if (is_debug_break) { |
| 5393 | i::StackGuard::DebugBreak(); |
| 5394 | } else { |
| 5395 | i::StackGuard::Continue(i::DEBUGBREAK); |
| 5396 | } |
| 5397 | } |
| 5398 | } |
| 5399 | |
| 5400 | |
| 5401 | // Test that if DebugBreak is forced it is ignored when code from |
| 5402 | // debug-delay.js is executed. |
| 5403 | TEST(NoDebugBreakInAfterCompileMessageHandler) { |
| 5404 | v8::HandleScope scope; |
| 5405 | DebugLocalContext env; |
| 5406 | |
| 5407 | // Register a debug event listener which sets the break flag and counts. |
| 5408 | v8::Debug::SetMessageHandler2(BreakMessageHandler); |
| 5409 | |
| 5410 | // Set the debug break flag. |
| 5411 | v8::Debug::DebugBreak(); |
| 5412 | |
| 5413 | // Create a function for testing stepping. |
| 5414 | const char* src = "function f() { eval('var x = 10;'); } "; |
| 5415 | v8::Local<v8::Function> f = CompileFunction(&env, src, "f"); |
| 5416 | |
| 5417 | // There should be only one break event. |
| 5418 | CHECK_EQ(1, break_point_hit_count); |
| 5419 | |
| 5420 | // Set the debug break flag again. |
| 5421 | v8::Debug::DebugBreak(); |
| 5422 | f->Call(env->Global(), 0, NULL); |
| 5423 | // There should be one more break event when the script is evaluated in 'f'. |
| 5424 | CHECK_EQ(2, break_point_hit_count); |
| 5425 | |
| 5426 | // Get rid of the debug message handler. |
| 5427 | v8::Debug::SetMessageHandler2(NULL); |
| 5428 | CheckDebuggerUnloaded(); |
| 5429 | } |
| 5430 | |
| 5431 | |
| 5432 | TEST(GetMirror) { |
| 5433 | v8::HandleScope scope; |
| 5434 | DebugLocalContext env; |
| 5435 | v8::Handle<v8::Value> obj = v8::Debug::GetMirror(v8::String::New("hodja")); |
| 5436 | v8::Handle<v8::Function> run_test = v8::Handle<v8::Function>::Cast( |
| 5437 | v8::Script::New( |
| 5438 | v8::String::New( |
| 5439 | "function runTest(mirror) {" |
| 5440 | " return mirror.isString() && (mirror.length() == 5);" |
| 5441 | "}" |
| 5442 | "" |
| 5443 | "runTest;"))->Run()); |
| 5444 | v8::Handle<v8::Value> result = run_test->Call(env->Global(), 1, &obj); |
| 5445 | CHECK(result->IsTrue()); |
| 5446 | } |