/*
 * Copyright (C) 2014 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "config.h"

#include <wtf/OSObjectPtr.h>

#include <dispatch/dispatch.h>
#include <CoreFoundation/CoreFoundation.h>

namespace TestWebKitAPI {

TEST(OSObjectPtr, AdoptOSObject)
{
    OSObjectPtr<dispatch_queue_t> foo = adoptOSObject(dispatch_queue_create(0, DISPATCH_QUEUE_SERIAL));

    EXPECT_EQ(1, CFGetRetainCount(foo.get()));
}

TEST(OSObjectPtr, RetainRelease)
{
    dispatch_queue_t foo = dispatch_queue_create(0, DISPATCH_QUEUE_SERIAL);
    EXPECT_EQ(1, CFGetRetainCount(foo));

    WTF::retainOSObject(foo);
    EXPECT_EQ(2, CFGetRetainCount(foo));

    WTF::releaseOSObject(foo);
    EXPECT_EQ(1, CFGetRetainCount(foo));
}

TEST(OSObjectPtr, LeakRef)
{
    OSObjectPtr<dispatch_queue_t> foo = adoptOSObject(dispatch_queue_create(0, DISPATCH_QUEUE_SERIAL));
    EXPECT_EQ(1, CFGetRetainCount(foo.get()));

    dispatch_queue_t queue = foo.leakRef();
    EXPECT_EQ(nullptr, foo.get());
    EXPECT_EQ(1, CFGetRetainCount(queue));

    WTF::releaseOSObject(queue);
}

} // namespace TestWebKitAPI