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/*
* Copyright (c) 2013, 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:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
* OWNER OR 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 "core/animation/CompositorAnimations.h"
#include "wtf/PassRefPtr.h"
#include "wtf/RefPtr.h"
#include <gmock/gmock.h>
#include <gtest/gtest.h>
// FIXME: Remove once https://codereview.chromium.org/50603011/ lands.
#define EXPECT_REFV_EQ(a, b) EXPECT_EQ(*(a.get()), *(b.get()))
#define EXPECT_REFV_NE(a, b) EXPECT_NE(*(a.get()), *(b.get()))
namespace {
using namespace WebCore;
class AnimationCompositorAnimationsTimingFunctionReverserTest : public ::testing::Test {
protected:
public:
PassRefPtr<TimingFunction> reverse(const RefPtr<TimingFunction>& timefunc)
{
return CompositorAnimationsTimingFunctionReverser::reverse(timefunc.get());
}
};
TEST_F(AnimationCompositorAnimationsTimingFunctionReverserTest, LinearReverse)
{
RefPtr<TimingFunction> linearTiming = LinearTimingFunction::shared();
EXPECT_REFV_EQ(linearTiming, reverse(linearTiming));
}
TEST_F(AnimationCompositorAnimationsTimingFunctionReverserTest, CubicReverse)
{
RefPtr<TimingFunction> cubicEaseInTiming = CubicBezierTimingFunction::preset(CubicBezierTimingFunction::EaseIn);
RefPtr<TimingFunction> cubicEaseOutTiming = CubicBezierTimingFunction::preset(CubicBezierTimingFunction::EaseOut);
RefPtr<TimingFunction> cubicEaseInOutTiming = CubicBezierTimingFunction::preset(CubicBezierTimingFunction::EaseInOut);
EXPECT_REFV_EQ(cubicEaseOutTiming, reverse(cubicEaseInTiming));
EXPECT_REFV_EQ(cubicEaseInTiming, reverse(cubicEaseOutTiming));
EXPECT_REFV_EQ(cubicEaseInOutTiming, reverse(cubicEaseInOutTiming));
RefPtr<TimingFunction> cubicCustomTiming = CubicBezierTimingFunction::create(0.17, 0.67, 1, -1.73);
// Due to floating point, 1.0-(-1.73) != 2.73
RefPtr<TimingFunction> cubicCustomTimingReversed = CubicBezierTimingFunction::create(0, 1.0 - (-1.73), 1.0 - 0.17, 1.0 - 0.67);
EXPECT_REFV_EQ(cubicCustomTimingReversed, reverse(cubicCustomTiming));
RefPtr<TimingFunction> cubicEaseTiming = CubicBezierTimingFunction::preset(CubicBezierTimingFunction::Ease);
RefPtr<TimingFunction> cubicEaseTimingReversed = CubicBezierTimingFunction::create(1.0 - 0.25, 0.0, 1.0 - 0.25, 1.0 - 0.1);
EXPECT_REFV_EQ(cubicEaseTimingReversed, reverse(cubicEaseTiming));
}
} // namespace
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