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Edit File: test-lock.cc
// Copyright 2006-2008 the V8 project authors. All rights reserved. // // Tests of the TokenLock class from lock.h #include <stdlib.h> #include "v8.h" #include "platform.h" #include "cctest.h" using namespace ::v8::internal; // Simple test of locking logic TEST(Simple) { Mutex* mutex = OS::CreateMutex(); CHECK_EQ(0, mutex->Lock()); // acquire the lock with the right token CHECK_EQ(0, mutex->Unlock()); // can unlock with the right token delete mutex; } TEST(MultiLock) { Mutex* mutex = OS::CreateMutex(); CHECK_EQ(0, mutex->Lock()); CHECK_EQ(0, mutex->Unlock()); delete mutex; } TEST(ShallowLock) { Mutex* mutex = OS::CreateMutex(); CHECK_EQ(0, mutex->Lock()); CHECK_EQ(0, mutex->Unlock()); CHECK_EQ(0, mutex->Lock()); CHECK_EQ(0, mutex->Unlock()); delete mutex; } TEST(SemaphoreTimeout) { bool ok; Semaphore* sem = OS::CreateSemaphore(0); // Semaphore not signalled - timeout. ok = sem->Wait(0); CHECK(!ok); ok = sem->Wait(100); CHECK(!ok); ok = sem->Wait(1000); CHECK(!ok); // Semaphore signalled - no timeout. sem->Signal(); ok = sem->Wait(0); sem->Signal(); ok = sem->Wait(100); sem->Signal(); ok = sem->Wait(1000); CHECK(ok); delete sem; }