v8/test/cctest/test-lock.cc

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// Copyright 2006-2008 Google, Inc. 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;
}