src/third_party/WebKit/Source/core/animation/CompositorAnimationsTimingFunctionReverserTest.cpp

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  30
  31 #include "config.h"
  32
  33 #include "core/animation/CompositorAnimations.h"
  34
  35 #include "platform/animation/TimingFunctionTestHelper.h"
  36
  37 #include "wtf/PassRefPtr.h"
  38 #include "wtf/RefPtr.h"
  39
  40 #include <gmock/gmock.h>
  41 #include <gtest/gtest.h>
  42
  43 // FIXME: Remove once https://codereview.chromium.org/50603011/ lands.
  44 #define EXPECT_REFV_EQ(a, b) EXPECT_EQ(*(a.get()), *(b.get()))
  45 #define EXPECT_REFV_NE(a, b) EXPECT_NE(*(a.get()), *(b.get()))
  46
  47 namespace {
  48
  49 using namespace WebCore;
  50
  51 class AnimationCompositorAnimationsTimingFunctionReverserTest : public ::testing::Test {
  52 protected:
  53
  54 public:
  55     PassRefPtr<TimingFunction> reverse(const RefPtr<TimingFunction>& timefunc)
  56     {
  57         return CompositorAnimationsTimingFunctionReverser::reverse(timefunc.get());
  58     }
  59 };
  60
  61 TEST_F(AnimationCompositorAnimationsTimingFunctionReverserTest, LinearReverse)
  62 {
  63     RefPtr<TimingFunction> linearTiming = LinearTimingFunction::create();
  64     EXPECT_REFV_EQ(linearTiming, reverse(linearTiming));
  65 }
  66
  67 TEST_F(AnimationCompositorAnimationsTimingFunctionReverserTest, CubicReverse)
  68 {
  69     RefPtr<TimingFunction> cubicEaseInTiming = CubicBezierTimingFunction::preset(CubicBezierTimingFunction::EaseIn);
  70     RefPtr<TimingFunction> cubicEaseOutTiming = CubicBezierTimingFunction::preset(CubicBezierTimingFunction::EaseOut);
  71     RefPtr<TimingFunction> cubicEaseInOutTiming = CubicBezierTimingFunction::preset(CubicBezierTimingFunction::EaseInOut);
  72
  73     EXPECT_REFV_EQ(cubicEaseOutTiming, reverse(cubicEaseInTiming));
  74     EXPECT_REFV_EQ(cubicEaseInTiming, reverse(cubicEaseOutTiming));
  75     EXPECT_REFV_EQ(cubicEaseInOutTiming, reverse(cubicEaseInOutTiming));
  76
  77     RefPtr<TimingFunction> cubicCustomTiming = CubicBezierTimingFunction::create(0.17, 0.67, 1, -1.73);
  78     // Due to floating point, 1.0-(-1.73) != 2.73
  79     RefPtr<TimingFunction> cubicCustomTimingReversed = CubicBezierTimingFunction::create(0, 1.0 - (-1.73), 1.0 - 0.17, 1.0 - 0.67);
  80     EXPECT_REFV_EQ(cubicCustomTimingReversed, reverse(cubicCustomTiming));
  81
  82     RefPtr<TimingFunction> cubicEaseTiming = CubicBezierTimingFunction::preset(CubicBezierTimingFunction::Ease);
  83     RefPtr<TimingFunction> cubicEaseTimingReversed = CubicBezierTimingFunction::create(1.0 - 0.25, 0.0, 1.0 - 0.25, 1.0 - 0.1);
  84     EXPECT_REFV_EQ(cubicEaseTimingReversed, reverse(cubicEaseTiming));
  85 }
  86
  87 TEST_F(AnimationCompositorAnimationsTimingFunctionReverserTest, ChainedReverse)
  88 {
  89     RefPtr<TimingFunction> linearTiming = LinearTimingFunction::create();
  90     RefPtr<ChainedTimingFunction> chainedLinearSingle = ChainedTimingFunction::create();
  91     chainedLinearSingle->appendSegment(1.0, linearTiming.get());
  92     EXPECT_REFV_EQ(chainedLinearSingle, reverse(chainedLinearSingle));
  93
  94     RefPtr<TimingFunction> cubicEaseInTiming = CubicBezierTimingFunction::preset(CubicBezierTimingFunction::EaseIn);
  95     RefPtr<TimingFunction> cubicEaseOutTiming = CubicBezierTimingFunction::preset(CubicBezierTimingFunction::EaseOut);
  96
  97     RefPtr<ChainedTimingFunction> chainedMixed = ChainedTimingFunction::create();
  98     chainedMixed->appendSegment(0.75, chainedLinearSingle.get());
  99     chainedMixed->appendSegment(1.0, cubicEaseInTiming.get());
 100
 101     RefPtr<ChainedTimingFunction> chainedMixedReversed = ChainedTimingFunction::create();
 102     chainedMixedReversed->appendSegment(0.25, cubicEaseOutTiming.get());
 103     chainedMixedReversed->appendSegment(1.0, chainedLinearSingle.get());
 104     EXPECT_REFV_EQ(chainedMixedReversed, reverse(chainedMixed));
 105 }
 106
 107 } // namespace