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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 "third_party/blink/renderer/core/style/svg_computed_style.h"
#include "third_party/blink/renderer/core/style/style_difference.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace blink {
// Ensures RefPtr values are compared by their values, not by pointers.
#define TEST_STYLE_REFCOUNTED_VALUE_NO_DIFF(type, fieldName) \
{ \
scoped_refptr<SVGComputedStyle> svg1 = SVGComputedStyle::Create(); \
scoped_refptr<SVGComputedStyle> svg2 = SVGComputedStyle::Create(); \
scoped_refptr<type> value1 = base::MakeRefCounted<type>(); \
scoped_refptr<type> value2 = base::MakeRefCounted<type>(value1->data); \
svg1->Set##fieldName(value1); \
svg2->Set##fieldName(value2); \
EXPECT_FALSE(svg1->Diff(*svg2).HasDifference()); \
}
// This is not very useful for fields directly stored by values, because they
// can only be compared by values. This macro mainly ensures that we update the
// comparisons and tests when we change some field to RefPtr in the future.
#define TEST_STYLE_VALUE_NO_DIFF(type, fieldName) \
{ \
scoped_refptr<SVGComputedStyle> svg1 = SVGComputedStyle::Create(); \
scoped_refptr<SVGComputedStyle> svg2 = SVGComputedStyle::Create(); \
svg1->Set##fieldName(SVGComputedStyle::Initial##fieldName()); \
svg2->Set##fieldName(SVGComputedStyle::Initial##fieldName()); \
EXPECT_FALSE(svg1->Diff(*svg2).HasDifference()); \
}
TEST(SVGComputedStyleTest, StrokeStyleShouldCompareValue) {
TEST_STYLE_VALUE_NO_DIFF(float, StrokeOpacity);
TEST_STYLE_VALUE_NO_DIFF(float, StrokeMiterLimit);
TEST_STYLE_VALUE_NO_DIFF(UnzoomedLength, StrokeWidth);
TEST_STYLE_VALUE_NO_DIFF(Length, StrokeDashOffset);
TEST_STYLE_REFCOUNTED_VALUE_NO_DIFF(SVGDashArray, StrokeDashArray);
TEST_STYLE_VALUE_NO_DIFF(SVGPaint, StrokePaint);
{
scoped_refptr<SVGComputedStyle> svg1 = SVGComputedStyle::Create();
scoped_refptr<SVGComputedStyle> svg2 = SVGComputedStyle::Create();
svg1->SetInternalVisitedStrokePaint(SVGComputedStyle::InitialStrokePaint());
svg2->SetInternalVisitedStrokePaint(SVGComputedStyle::InitialStrokePaint());
EXPECT_FALSE(svg1->Diff(*svg2).HasDifference());
}
}
TEST(SVGComputedStyleTest, MiscStyleShouldCompareValue) {
TEST_STYLE_VALUE_NO_DIFF(Color, FloodColor);
TEST_STYLE_VALUE_NO_DIFF(float, FloodOpacity);
TEST_STYLE_VALUE_NO_DIFF(Color, LightingColor);
TEST_STYLE_VALUE_NO_DIFF(Length, BaselineShiftValue);
}
} // namespace blink
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