sonyoss-vita-webkit/Tools/TestWebKitAPI/Tests/WTF/TemporaryChange.cpp

/*
 * Copyright (C) 2011 Google 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
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 * 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
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 */

#include "config.h"

#include <wtf/TemporaryChange.h>

namespace TestWebKitAPI {

TEST(WTF, TemporaryChangeNested)
{
    bool originallyFalse = false;
    {
        TemporaryChange<bool> change1OriginallyFalse(originallyFalse, true);
        EXPECT_TRUE(originallyFalse);
        {
            TemporaryChange<bool> change2OriginallyFalse(originallyFalse, false);
            EXPECT_FALSE(originallyFalse);
        }
        EXPECT_TRUE(originallyFalse);
    }
    EXPECT_FALSE(originallyFalse);
}

} // namespace TestWebKitAPI