Source/core/animation/AnimatableDoubleTest.cpp

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#include "config.h"
#include "core/animation/AnimatableDouble.h"

#include "core/css/CSSPrimitiveValue.h"

#include <gtest/gtest.h>

using namespace WebCore;

namespace {

TEST(AnimationAnimatableDoubleTest, Create)
{
    EXPECT_TRUE(static_cast<bool>(AnimatableDouble::create(5).get()));
    EXPECT_TRUE(static_cast<bool>(AnimatableDouble::create(10).get()));
}

TEST(AnimationAnimatableDoubleTest, Equal)
{
    EXPECT_TRUE(AnimatableDouble::create(10)->equals(AnimatableDouble::create(10).get()));
    EXPECT_FALSE(AnimatableDouble::create(5)->equals(AnimatableDouble::create(10).get()));
}

TEST(AnimationAnimatableDoubleTest, ToCSSValue)
{
    RefPtr<CSSValue> cssValue5 = CSSPrimitiveValue::create(5, CSSPrimitiveValue::CSS_NUMBER);
    RefPtr<CSSValue> cssValue10 = CSSPrimitiveValue::create(10, CSSPrimitiveValue::CSS_NUMBER);
    EXPECT_TRUE(AnimatableDouble::create(5)->toCSSValue()->equals(*cssValue5.get()));
    EXPECT_FALSE(AnimatableDouble::create(5)->toCSSValue()->equals(*cssValue10.get()));
}

TEST(AnimationAnimatableDoubleTest, ToDouble)
{
    EXPECT_EQ(5.9, AnimatableDouble::create(5.9)->toDouble());
    EXPECT_EQ(-10, AnimatableDouble::create(-10)->toDouble());
}


TEST(AnimationAnimatableDoubleTest, Interpolate)
{
    RefPtr<AnimatableDouble> from10 = AnimatableDouble::create(10);
    RefPtr<AnimatableDouble> to20 = AnimatableDouble::create(20);
    EXPECT_EQ(5, toAnimatableDouble(AnimatableValue::interpolate(from10.get(), to20.get(), -0.5).get())->toDouble());
    EXPECT_EQ(10, toAnimatableDouble(AnimatableValue::interpolate(from10.get(), to20.get(), 0).get())->toDouble());
    EXPECT_EQ(14, toAnimatableDouble(AnimatableValue::interpolate(from10.get(), to20.get(), 0.4).get())->toDouble());
    EXPECT_EQ(15, toAnimatableDouble(AnimatableValue::interpolate(from10.get(), to20.get(), 0.5).get())->toDouble());
    EXPECT_EQ(16, toAnimatableDouble(AnimatableValue::interpolate(from10.get(), to20.get(), 0.6).get())->toDouble());
    EXPECT_EQ(20, toAnimatableDouble(AnimatableValue::interpolate(from10.get(), to20.get(), 1).get())->toDouble());
    EXPECT_EQ(25, toAnimatableDouble(AnimatableValue::interpolate(from10.get(), to20.get(), 1.5).get())->toDouble());
}

TEST(AnimationAnimatableDoubleTest, Add)
{
    EXPECT_EQ(-10, toAnimatableDouble(AnimatableValue::add(AnimatableDouble::create(-2).get(), AnimatableDouble::create(-8).get()).get())->toDouble());
    EXPECT_EQ(0, toAnimatableDouble(AnimatableValue::add(AnimatableDouble::create(50).get(), AnimatableDouble::create(-50).get()).get())->toDouble());
    EXPECT_EQ(10, toAnimatableDouble(AnimatableValue::add(AnimatableDouble::create(4).get(), AnimatableDouble::create(6).get()).get())->toDouble());
    EXPECT_EQ(20, toAnimatableDouble(AnimatableValue::add(AnimatableDouble::create(0).get(), AnimatableDouble::create(20).get()).get())->toDouble());
    EXPECT_EQ(30, toAnimatableDouble(AnimatableValue::add(AnimatableDouble::create(30).get(), AnimatableDouble::create(0).get()).get())->toDouble());
}

}