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