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

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "config.h"
   6
   7 #include "core/animation/AnimatableLength.h"
   8 #include "platform/CalculationValue.h"
   9
  10 #include <gtest/gtest.h>
  11
  12 namespace WebCore {
  13
  14 namespace {
  15
  16     PassRefPtrWillBeRawPtr<AnimatableLength> create(const Length& length, double zoom = 1)
  17     {
  18         return AnimatableLength::create(length, zoom);
  19     }
  20
  21 } // namespace
  22
  23 TEST(AnimationAnimatableLengthTest, RoundTripConversion)
  24 {
  25     EXPECT_EQ(Length(0, Fixed), create(Length(0, Fixed))->length(1, ValueRangeAll));
  26     EXPECT_EQ(Length(0, Percent), create(Length(0, Percent))->length(1, ValueRangeAll));
  27     EXPECT_EQ(Length(10, Fixed), create(Length(10, Fixed))->length(1, ValueRangeAll));
  28     EXPECT_EQ(Length(10, Percent), create(Length(10, Percent))->length(1, ValueRangeAll));
  29     EXPECT_EQ(Length(-10, Fixed), create(Length(-10, Fixed))->length(1, ValueRangeAll));
  30     EXPECT_EQ(Length(-10, Percent), create(Length(-10, Percent))->length(1, ValueRangeAll));
  31     Length calc = Length(CalculationValue::create(PixelsAndPercent(5, 10), ValueRangeAll));
  32     EXPECT_EQ(calc, create(calc)->length(1, ValueRangeAll));
  33 }
  34
  35 TEST(AnimationAnimatableLengthTest, ValueRangeNonNegative)
  36 {
  37     EXPECT_EQ(Length(10, Fixed), create(Length(10, Fixed))->length(1, ValueRangeNonNegative));
  38     EXPECT_EQ(Length(10, Percent), create(Length(10, Percent))->length(1, ValueRangeNonNegative));
  39     EXPECT_EQ(Length(0, Fixed), create(Length(-10, Fixed))->length(1, ValueRangeNonNegative));
  40     EXPECT_EQ(Length(0, Percent), create(Length(-10, Percent))->length(1, ValueRangeNonNegative));
  41     Length calc = Length(CalculationValue::create(PixelsAndPercent(-5, -10), ValueRangeNonNegative));
  42     EXPECT_TRUE(calc == create(calc)->length(1, ValueRangeNonNegative));
  43 }
  44
  45 TEST(AnimationAnimatableLengthTest, Zoom)
  46 {
  47     EXPECT_EQ(Length(4, Fixed), create(Length(10, Fixed), 5)->length(2, ValueRangeAll));
  48     EXPECT_EQ(Length(10, Percent), create(Length(10, Percent), 5)->length(2, ValueRangeAll));
  49     Length calc = Length(CalculationValue::create(PixelsAndPercent(5, 10), ValueRangeAll));
  50     Length result = Length(CalculationValue::create(PixelsAndPercent(2, 10), ValueRangeAll));
  51     EXPECT_TRUE(result == create(calc, 5)->length(2, ValueRangeAll));
  52 }
  53
  54 TEST(AnimationAnimatableLengthTest, Equals)
  55 {
  56     EXPECT_TRUE(create(Length(10, Fixed))->equals(create(Length(10, Fixed)).get()));
  57     EXPECT_TRUE(create(Length(20, Percent))->equals(create(Length(20, Percent)).get()));
  58     EXPECT_FALSE(create(Length(10, Fixed))->equals(create(Length(10, Percent)).get()));
  59     EXPECT_FALSE(create(Length(0, Percent))->equals(create(Length(0, Fixed)).get()));
  60     Length calc = Length(CalculationValue::create(PixelsAndPercent(5, 10), ValueRangeAll));
  61     EXPECT_TRUE(create(calc)->equals(create(calc).get()));
  62     EXPECT_FALSE(create(calc)->equals(create(Length(10, Percent)).get()));
  63 }
  64
  65 TEST(AnimationAnimatableLengthTest, Interpolate)
  66 {
  67     EXPECT_TRUE(AnimatableValue::interpolate(create(Length(10, Fixed)).get(), create(Length(0, Fixed)).get(), 0.2)->equals(create(Length(8, Fixed)).get()));
  68     EXPECT_TRUE(AnimatableValue::interpolate(create(Length(4, Percent)).get(), create(Length(12, Percent)).get(), 0.25)->equals(create(Length(6, Percent)).get()));
  69     Length calc = Length(CalculationValue::create(PixelsAndPercent(12, 4), ValueRangeAll));
  70     EXPECT_TRUE(AnimatableValue::interpolate(create(Length(20, Fixed)).get(), create(Length(10, Percent)).get(), 0.4)->equals(create(calc).get()));
  71 }
  72
  73 } // namespace WebCore