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// Copyright 2019 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 "third_party/blink/renderer/core/animation/svg_number_interpolation_type.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/renderer/core/svg/svg_number.h"
namespace blink {
TEST(SVGNumberInterpolationTypeTest, NonNegativeSVGNumber) {
// kPathLengthAttr implies non-negative.
SVGNumberInterpolationType interpolation_type(svg_names::kPathLengthAttr);
SVGNumber* svg_number =
static_cast<SVGNumber*>(interpolation_type.AppliedSVGValueForTesting(
InterpolableNumber(5), nullptr));
EXPECT_EQ(svg_number->Value(), 5);
svg_number =
static_cast<SVGNumber*>(interpolation_type.AppliedSVGValueForTesting(
InterpolableNumber(-5), nullptr));
EXPECT_EQ(svg_number->Value(), 0);
}
TEST(SVGNumberInterpolationTypeTest, NegativeSVGNumber) {
// kOffsetAttr can be negative.
SVGNumberInterpolationType interpolation_type(svg_names::kOffsetAttr);
SVGNumber* svg_number =
static_cast<SVGNumber*>(interpolation_type.AppliedSVGValueForTesting(
InterpolableNumber(5), nullptr));
EXPECT_EQ(svg_number->Value(), 5);
svg_number =
static_cast<SVGNumber*>(interpolation_type.AppliedSVGValueForTesting(
InterpolableNumber(-5), nullptr));
EXPECT_EQ(svg_number->Value(), -5);
}
// This is a regression test for https://crbug.com/961859. InterpolableNumber
// can represent a double, but SVGNumber is created from a float, so we must
// make sure to clamp it.
TEST(SVGNumberInterpolationTypeTest, InterpolableNumberOutOfRange) {
SVGNumberInterpolationType interpolation_type(svg_names::kOffsetAttr);
double too_large = std::numeric_limits<float>::max() * 2;
SVGNumber* svg_number =
static_cast<SVGNumber*>(interpolation_type.AppliedSVGValueForTesting(
InterpolableNumber(too_large), nullptr));
EXPECT_EQ(svg_number->Value(), std::numeric_limits<float>::max());
}
} // namespace blink
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