third_party/WebKit/Source/core/animation/animatable/AnimatableDoubleTest.cpp

   1 /*
   2  * Copyright (c) 2013, Google Inc. All rights reserved.
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   4  * Redistribution and use in source and binary forms, with or without
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  16  * this software without specific prior written permission.
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  30
  31 #include "config.h"
  32 #include "core/animation/animatable/AnimatableDouble.h"
  33
  34 #include <gtest/gtest.h>
  35
  36 namespace blink {
  37
  38 TEST(AnimationAnimatableDoubleTest, Create)
  39 {
  40     EXPECT_TRUE(static_cast<bool>(AnimatableDouble::create(5).get()));
  41     EXPECT_TRUE(static_cast<bool>(AnimatableDouble::create(10).get()));
  42 }
  43
  44 TEST(AnimationAnimatableDoubleTest, Equal)
  45 {
  46     EXPECT_TRUE(AnimatableDouble::create(10)->equals(AnimatableDouble::create(10).get()));
  47     EXPECT_FALSE(AnimatableDouble::create(5)->equals(AnimatableDouble::create(10).get()));
  48 }
  49
  50 TEST(AnimationAnimatableDoubleTest, ToDouble)
  51 {
  52     EXPECT_EQ(5.9, AnimatableDouble::create(5.9)->toDouble());
  53     EXPECT_EQ(-10, AnimatableDouble::create(-10)->toDouble());
  54 }
  55
  56
  57 TEST(AnimationAnimatableDoubleTest, Interpolate)
  58 {
  59     RefPtr<AnimatableDouble> from10 = AnimatableDouble::create(10);
  60     RefPtr<AnimatableDouble> to20 = AnimatableDouble::create(20);
  61     EXPECT_EQ(5, toAnimatableDouble(AnimatableValue::interpolate(from10.get(), to20.get(), -0.5).get())->toDouble());
  62     EXPECT_EQ(10, toAnimatableDouble(AnimatableValue::interpolate(from10.get(), to20.get(), 0).get())->toDouble());
  63     EXPECT_EQ(14, toAnimatableDouble(AnimatableValue::interpolate(from10.get(), to20.get(), 0.4).get())->toDouble());
  64     EXPECT_EQ(15, toAnimatableDouble(AnimatableValue::interpolate(from10.get(), to20.get(), 0.5).get())->toDouble());
  65     EXPECT_EQ(16, toAnimatableDouble(AnimatableValue::interpolate(from10.get(), to20.get(), 0.6).get())->toDouble());
  66     EXPECT_EQ(20, toAnimatableDouble(AnimatableValue::interpolate(from10.get(), to20.get(), 1).get())->toDouble());
  67     EXPECT_EQ(25, toAnimatableDouble(AnimatableValue::interpolate(from10.get(), to20.get(), 1.5).get())->toDouble());
  68 }
  69
  70 } // namespace blink