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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "config.h"
#include "core/animation/LengthStyleInterpolation.h"
#include "core/css/CSSPrimitiveValue.h"
#include "core/css/StylePropertySet.h"
#include <gtest/gtest.h>
namespace blink {
class AnimationLengthStyleInterpolationTest : public ::testing::Test {
protected:
static PassOwnPtrWillBeRawPtr<InterpolableValue> lengthToInterpolableValue(const CSSValue& value)
{
return LengthStyleInterpolation::lengthToInterpolableValue(value);
}
static PassRefPtrWillBeRawPtr<CSSValue> interpolableValueToLength(InterpolableValue* value, ValueRange range)
{
return LengthStyleInterpolation::interpolableValueToLength(value, range);
}
static PassRefPtrWillBeRawPtr<CSSValue> roundTrip(PassRefPtrWillBeRawPtr<CSSValue> value)
{
return interpolableValueToLength(lengthToInterpolableValue(*value).get(), ValueRangeAll);
}
static void testPrimitiveValue(RefPtrWillBeRawPtr<CSSValue> value, double doubleValue, CSSPrimitiveValue::UnitType unitType)
{
EXPECT_TRUE(value->isPrimitiveValue());
EXPECT_EQ(doubleValue, toCSSPrimitiveValue(value.get())->getDoubleValue());
EXPECT_EQ(unitType, toCSSPrimitiveValue(value.get())->primitiveType());
}
static PassOwnPtrWillBeRawPtr<InterpolableList> createInterpolableLength(double a, double b, double c, double d, double e, double f, double g, double h, double i, double j)
{
OwnPtrWillBeRawPtr<InterpolableList> list = InterpolableList::create(10);
list->set(0, InterpolableNumber::create(a));
list->set(1, InterpolableNumber::create(b));
list->set(2, InterpolableNumber::create(c));
list->set(3, InterpolableNumber::create(d));
list->set(4, InterpolableNumber::create(e));
list->set(5, InterpolableNumber::create(f));
list->set(6, InterpolableNumber::create(g));
list->set(7, InterpolableNumber::create(h));
list->set(8, InterpolableNumber::create(i));
list->set(9, InterpolableNumber::create(j));
return list.release();
}
void initLengthArray(CSSLengthArray& lengthArray)
{
lengthArray.resize(CSSPrimitiveValue::LengthUnitTypeCount);
for (size_t i = 0; i < CSSPrimitiveValue::LengthUnitTypeCount; ++i)
lengthArray.at(i) = 0;
}
CSSLengthArray& setLengthArray(CSSLengthArray& lengthArray, String text)
{
CSSPrimitiveValue::CSSLengthTypeArray lengthTypeArray;
initLengthArray(lengthArray);
RefPtrWillBeRawPtr<MutableStylePropertySet> propertySet = MutableStylePropertySet::create();
propertySet->setProperty(CSSPropertyLeft, text);
toCSSPrimitiveValue(propertySet->getPropertyCSSValue(CSSPropertyLeft).get())->accumulateLengthArray(lengthArray);
return lengthArray;
}
bool lengthArraysEqual(CSSLengthArray& a, CSSLengthArray& b)
{
for (size_t i = 0; i < CSSPrimitiveValue::LengthUnitTypeCount; ++i) {
if (a.at(i) != b.at(i))
return false;
}
return true;
}
};
TEST_F(AnimationLengthStyleInterpolationTest, ZeroLength)
{
RefPtrWillBeRawPtr<CSSValue> value1 = roundTrip(CSSPrimitiveValue::create(0, CSSPrimitiveValue::CSS_PX));
testPrimitiveValue(value1, 0, CSSPrimitiveValue::CSS_PX);
RefPtrWillBeRawPtr<CSSValue> value2 = roundTrip(CSSPrimitiveValue::create(0, CSSPrimitiveValue::CSS_PERCENTAGE));
testPrimitiveValue(value2, 0, CSSPrimitiveValue::CSS_PERCENTAGE);
RefPtrWillBeRawPtr<CSSValue> value3 = roundTrip(CSSPrimitiveValue::create(0, CSSPrimitiveValue::CSS_EMS));
testPrimitiveValue(value3, 0, CSSPrimitiveValue::CSS_EMS);
}
TEST_F(AnimationLengthStyleInterpolationTest, SingleUnit)
{
RefPtrWillBeRawPtr<CSSValue> value = roundTrip(CSSPrimitiveValue::create(10, CSSPrimitiveValue::CSS_PX));
testPrimitiveValue(value, 10, CSSPrimitiveValue::CSS_PX);
value = roundTrip(CSSPrimitiveValue::create(30, CSSPrimitiveValue::CSS_PERCENTAGE));
testPrimitiveValue(value, 30, CSSPrimitiveValue::CSS_PERCENTAGE);
value = roundTrip(CSSPrimitiveValue::create(10, CSSPrimitiveValue::CSS_EMS));
testPrimitiveValue(value, 10, CSSPrimitiveValue::CSS_EMS);
}
TEST_F(AnimationLengthStyleInterpolationTest, SingleClampedUnit)
{
RefPtrWillBeRawPtr<CSSValue> value1 = CSSPrimitiveValue::create(-10, CSSPrimitiveValue::CSS_PX);
value1 = interpolableValueToLength(lengthToInterpolableValue(*value1).get(), ValueRangeNonNegative);
testPrimitiveValue(value1, 0, CSSPrimitiveValue::CSS_PX);
RefPtrWillBeRawPtr<CSSValue> value2 = CSSPrimitiveValue::create(-10, CSSPrimitiveValue::CSS_EMS);
value2 = interpolableValueToLength(lengthToInterpolableValue(*value2).get(), ValueRangeNonNegative);
testPrimitiveValue(value2, 0, CSSPrimitiveValue::CSS_EMS);
}
TEST_F(AnimationLengthStyleInterpolationTest, MultipleUnits)
{
CSSLengthArray expectation, actual;
initLengthArray(expectation);
OwnPtrWillBeRawPtr<InterpolableList> result = InterpolableList::create(2);
result->set(0, createInterpolableLength(0, 10, 0, 10, 0, 10, 0, 10, 0, 10));
result->set(1, createInterpolableLength(0, 1, 0, 1, 0, 1, 0, 1, 0, 1));
toCSSPrimitiveValue(interpolableValueToLength(result.get(), ValueRangeAll).get())->accumulateLengthArray(expectation);
EXPECT_TRUE(lengthArraysEqual(expectation, setLengthArray(actual, "calc(10% + 10ex + 10ch + 10vh + 10vmax)")));
}
TEST_F(AnimationLengthStyleInterpolationTest, MultipleUnitsWithSingleValues)
{
CSSLengthArray expectation, actual;
initLengthArray(expectation);
OwnPtrWillBeRawPtr<InterpolableList> result = InterpolableList::create(2);
result->set(0, createInterpolableLength(0, 10, 0, 10, 0, 10, 0, 10, 0, 10));
result->set(1, createInterpolableLength(0, 1, 0, 1, 0, 1, 0, 1, 0, 1));
toCSSPrimitiveValue(interpolableValueToLength(result.get(), ValueRangeAll).get())->accumulateLengthArray(expectation);
EXPECT_TRUE(lengthArraysEqual(expectation, setLengthArray(actual, "calc(10% + 10ex + 10ch + 10vh + 10vmax)")));
}
TEST_F(AnimationLengthStyleInterpolationTest, MultipleUnitsWithMultipleValues)
{
CSSLengthArray expectation, actual;
initLengthArray(expectation);
OwnPtrWillBeRawPtr<InterpolableList> result = InterpolableList::create(2);
result->set(0, createInterpolableLength(0, 20, 0, 30, 0, 8, 0, 10, 0, 7));
result->set(1, createInterpolableLength(0, 1, 0, 1, 0, 1, 0, 1, 0, 1));
toCSSPrimitiveValue(interpolableValueToLength(result.get(), ValueRangeAll).get())->accumulateLengthArray(expectation);
EXPECT_TRUE(lengthArraysEqual(expectation, setLengthArray(actual, "calc(20% + 30ex + 8ch + 10vh + 7vmax)")));
}
TEST_F(AnimationLengthStyleInterpolationTest, MultipleUnitsWithZeroValue)
{
CSSLengthArray expectation, actual;
initLengthArray(expectation);
OwnPtrWillBeRawPtr<InterpolableList> result = InterpolableList::create(2);
result->set(0, createInterpolableLength(0, 10, 0, 10, 0, 10, 0, 10, 0, 10));
result->set(1, createInterpolableLength(1, 1, 0, 1, 0, 1, 0, 1, 0, 1));
toCSSPrimitiveValue(interpolableValueToLength(result.get(), ValueRangeAll).get())->accumulateLengthArray(expectation);
EXPECT_TRUE(lengthArraysEqual(expectation, setLengthArray(actual, "calc(0px + 10% + 10ex + 10ch + 10vh + 10vmax)")));
}
TEST_F(AnimationLengthStyleInterpolationTest, MultipleUnitsWithZeroValues)
{
CSSLengthArray expectation, actual;
initLengthArray(expectation);
OwnPtrWillBeRawPtr<InterpolableList> result = InterpolableList::create(2);
result->set(0, createInterpolableLength(0, 10, 0, 10, 0, 10, 0, 10, 0, 10));
result->set(1, createInterpolableLength(1, 1, 1, 1, 0, 1, 0, 1, 1, 1));
toCSSPrimitiveValue(interpolableValueToLength(result.get(), ValueRangeAll).get())->accumulateLengthArray(expectation);
EXPECT_TRUE(lengthArraysEqual(expectation, setLengthArray(actual, "calc(0px + 10% + 0em + 10ex + 10ch + 10vh + 0vmin + 10vmax)")));
}
}
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