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1 // Copyright 2009 the V8 project authors. All rights reserved. | 1 // Copyright 2009 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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396 isolate->EnqueueMicrotask(v8::Function::New(isolate, MicrotaskShouldNotRun)); | 396 isolate->EnqueueMicrotask(v8::Function::New(isolate, MicrotaskShouldNotRun)); |
397 isolate->RunMicrotasks(); | 397 isolate->RunMicrotasks(); |
398 | 398 |
399 v8::V8::CancelTerminateExecution(isolate); | 399 v8::V8::CancelTerminateExecution(isolate); |
400 isolate->RunMicrotasks(); // should not run MicrotaskShouldNotRun | 400 isolate->RunMicrotasks(); // should not run MicrotaskShouldNotRun |
401 | 401 |
402 thread.Join(); | 402 thread.Join(); |
403 delete semaphore; | 403 delete semaphore; |
404 semaphore = NULL; | 404 semaphore = NULL; |
405 } | 405 } |
406 | |
407 | |
408 static int callback_counter = 0; | |
409 | |
410 | |
411 static void CounterCallback(v8::Isolate* isolate, void* data) { | |
412 callback_counter++; | |
413 } | |
414 | |
415 | |
416 TEST(PostponeTerminateException) { | |
417 v8::Isolate* isolate = CcTest::isolate(); | |
418 v8::HandleScope scope(isolate); | |
419 v8::Handle<v8::ObjectTemplate> global = | |
420 CreateGlobalTemplate(CcTest::isolate(), TerminateCurrentThread, DoLoop); | |
421 v8::Handle<v8::Context> context = | |
422 v8::Context::New(CcTest::isolate(), NULL, global); | |
423 v8::Context::Scope context_scope(context); | |
424 | |
425 v8::TryCatch try_catch; | |
426 static const char* terminate_and_loop = | |
427 "terminate(); for (var i = 0; i < 10000; i++);"; | |
428 | |
429 { // Postpone terminate execution interrupts. | |
430 i::PostponeInterruptsScope p1(CcTest::i_isolate(), | |
431 i::StackGuard::TERMINATE_EXECUTION) ; | |
432 | |
433 // API interrupts should still be triggered. | |
434 CcTest::isolate()->RequestInterrupt(&CounterCallback, NULL); | |
435 CHECK_EQ(0, callback_counter); | |
436 CompileRun(terminate_and_loop); | |
437 CHECK(!try_catch.HasTerminated()); | |
438 CHECK_EQ(1, callback_counter); | |
439 | |
440 { // Postpone API interrupts as well. | |
441 i::PostponeInterruptsScope p2(CcTest::i_isolate(), | |
442 i::StackGuard::API_INTERRUPT); | |
443 | |
444 // None of the two interrupts should trigger. | |
445 CcTest::isolate()->RequestInterrupt(&CounterCallback, NULL); | |
446 CompileRun(terminate_and_loop); | |
447 CHECK(!try_catch.HasTerminated()); | |
448 CHECK_EQ(1, callback_counter); | |
449 } | |
450 | |
451 // Now the previously requested API interrupt should trigger. | |
452 CompileRun(terminate_and_loop); | |
453 CHECK(!try_catch.HasTerminated()); | |
454 CHECK_EQ(2, callback_counter); | |
455 } | |
456 | |
457 // Now the previously requested terminate execution interrupt should trigger. | |
458 CompileRun("for (var i = 0; i < 10000; i++);"); | |
459 CHECK(try_catch.HasTerminated()); | |
460 CHECK_EQ(2, callback_counter); | |
461 } | |
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