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 "wtf/PassRefPtr.h"
  36 #include "wtf/RefPtr.h"
  37
  38 #include <gmock/gmock.h>
  39 #include <gtest/gtest.h>
  40
  41 // FIXME: Remove once https://codereview.chromium.org/50603011/ lands.
  42 #define EXPECT_REFV_EQ(a, b) EXPECT_EQ(*(a.get()), *(b.get()))
  43 #define EXPECT_REFV_NE(a, b) EXPECT_NE(*(a.get()), *(b.get()))
  44
  45 namespace {
  46
  47 using namespace blink;
  48
  49 class AnimationCompositorAnimationsTimingFunctionReverserTest : public ::testing::Test {
  50 protected:
  51
  52 public:
  53     PassRefPtr<TimingFunction> reverse(const RefPtr<TimingFunction>& timefunc)
  54     {
  55         return CompositorAnimationsTimingFunctionReverser::reverse(timefunc.get());
  56     }
  57 };
  58
  59 TEST_F(AnimationCompositorAnimationsTimingFunctionReverserTest, LinearReverse)
  60 {
  61     RefPtr<TimingFunction> linearTiming = LinearTimingFunction::shared();
  62     EXPECT_REFV_EQ(linearTiming, reverse(linearTiming));
  63 }
  64
  65 TEST_F(AnimationCompositorAnimationsTimingFunctionReverserTest, CubicReverse)
  66 {
  67     RefPtr<TimingFunction> cubicEaseInTiming = CubicBezierTimingFunction::preset(CubicBezierTimingFunction::EaseIn);
  68     RefPtr<TimingFunction> cubicEaseOutTiming = CubicBezierTimingFunction::preset(CubicBezierTimingFunction::EaseOut);
  69     RefPtr<TimingFunction> cubicEaseInOutTiming = CubicBezierTimingFunction::preset(CubicBezierTimingFunction::EaseInOut);
  70
  71     EXPECT_REFV_EQ(cubicEaseOutTiming, reverse(cubicEaseInTiming));
  72     EXPECT_REFV_EQ(cubicEaseInTiming, reverse(cubicEaseOutTiming));
  73     EXPECT_REFV_EQ(cubicEaseInOutTiming, reverse(cubicEaseInOutTiming));
  74
  75     RefPtr<TimingFunction> cubicCustomTiming = CubicBezierTimingFunction::create(0.17, 0.67, 1, -1.73);
  76     // Due to floating point, 1.0-(-1.73) != 2.73
  77     RefPtr<TimingFunction> cubicCustomTimingReversed = CubicBezierTimingFunction::create(0, 1.0 - (-1.73), 1.0 - 0.17, 1.0 - 0.67);
  78     EXPECT_REFV_EQ(cubicCustomTimingReversed, reverse(cubicCustomTiming));
  79
  80     RefPtr<TimingFunction> cubicEaseTiming = CubicBezierTimingFunction::preset(CubicBezierTimingFunction::Ease);
  81     RefPtr<TimingFunction> cubicEaseTimingReversed = CubicBezierTimingFunction::create(1.0 - 0.25, 0.0, 1.0 - 0.25, 1.0 - 0.1);
  82     EXPECT_REFV_EQ(cubicEaseTimingReversed, reverse(cubicEaseTiming));
  83 }
  84
  85 } // namespace