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/*
* Copyright (C) 2020-2023 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include <WebCore/DisplayList.h>
#include <WebCore/DisplayListItems.h>
#include <WebCore/Filter.h>
#include <WebCore/Gradient.h>
#include <wtf/text/TextStream.h>
namespace TestWebKitAPI {
using namespace WebCore;
using DisplayList::DisplayList;
using namespace DisplayList;
static String convertToString(const Path& path)
{
TextStream stream(TextStream::LineMode::SingleLine);
stream << path;
return stream.release();
}
static Ref<Gradient> createGradient()
{
auto gradient = Gradient::create(Gradient::ConicData { { 0., 0. }, 1.25 }, { ColorInterpolationMethod::SRGB { }, AlphaPremultiplication::Unpremultiplied });
gradient->addColorStop({ 0.1, Color::red });
gradient->addColorStop({ 0.5, Color::green });
gradient->addColorStop({ 0.9, Color::blue });
return gradient;
}
static Path createComplexPath()
{
Path path;
path.moveTo({ 10., 10. });
path.addLineTo({ 50., 50. });
path.addQuadCurveTo({ 100., 100. }, { 0., 200. });
path.addLineTo({ 10., 10. });
return path;
}
TEST(DisplayListTests, AppendItems)
{
DisplayList list;
EXPECT_TRUE(list.isEmpty());
auto gradient = createGradient();
auto path = createComplexPath();
for (int i = 0; i < 50; ++i) {
list.append(SetInlineStroke(1.5));
list.append(FillPath(path));
list.append(FillRectWithGradient(FloatRect { 1., 1., 10., 10. }, gradient));
list.append(SetInlineFillColor(Color::red));
#if ENABLE(INLINE_PATH_DATA)
list.append(StrokeLine(PathDataLine { { 0., 0. }, { 10., 15. } }));
#endif
}
EXPECT_FALSE(list.isEmpty());
bool observedUnexpectedItem = false;
for (const auto& item : list.items()) {
WTF::switchOn(item,
[&](const SetInlineStroke& item) {
EXPECT_EQ(item.thickness(), 1.5);
}, [&](const FillPath& item) {
EXPECT_EQ(convertToString(item.path()), convertToString(path));
}, [&](const FillRectWithGradient& item) {
EXPECT_EQ(item.rect(), FloatRect(1., 1., 10., 10.));
EXPECT_EQ(item.gradient().ptr(), gradient.ptr());
}, [&](const SetInlineFillColor& item) {
EXPECT_EQ(item.color(), Color::red);
#if ENABLE(INLINE_PATH_DATA)
}, [&](const StrokeLine& item) {
EXPECT_EQ(item.start(), FloatPoint(0, 0));
EXPECT_EQ(item.end(), FloatPoint(10., 15.));
#endif
}, [&](const auto& item) {
observedUnexpectedItem = true;
});
}
EXPECT_FALSE(observedUnexpectedItem);
list.clear();
EXPECT_TRUE(list.isEmpty());
list.append(FillRectWithColor(FloatRect { 0, 0, 100, 100 }, Color::black));
EXPECT_FALSE(list.isEmpty());
auto* item = get_if<FillRectWithColor>(&list.items()[0]);
EXPECT_TRUE(item != nullptr);
if (item) {
EXPECT_EQ(item->color().tryGetAsSRGBABytes(), Color::black);
EXPECT_EQ(item->rect(), FloatRect(0, 0, 100, 100));
}
}
} // namespace TestWebKitAPI
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