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/*
* Copyright (C) 2025 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 "GraphicsTestUtilities.h"
#include "WebCoreTestUtilities.h"
#include <WebCore/GraphicsContext.h>
#include <WebCore/Image.h>
#include <WebCore/ImageBuffer.h>
#include <WebCore/NativeImage.h>
#include <WebCore/PixelBuffer.h>
namespace TestWebKitAPI {
using namespace WebCore;
::testing::AssertionResult imageBufferPixelIs(Color expected, const ImageBuffer& imageBuffer, FloatPoint point)
{
PixelBufferFormat format { AlphaPremultiplication::Unpremultiplied, PixelFormat::RGBA8, DestinationColorSpace::SRGB() };
auto pixelBuffer = imageBuffer.getPixelBuffer(format, enclosingIntRect(FloatRect { point, FloatSize { 1, 1 } }));
auto got = Color { SRGBA<uint8_t> { pixelBuffer->item(0), pixelBuffer->item(1), pixelBuffer->item(2), pixelBuffer->item(3) } };
if (got != expected) {
// Use this to debug the contents in the browser.
// WTFLogAlways("%s", imageBuffer.toDataURL("image/png"_s).latin1().data());
return ::testing::AssertionFailure() << "color is not expected at " << point << ". Got: " << got << ", expected: " << expected << ".";
}
return ::testing::AssertionSuccess();
}
::testing::AssertionResult imagePixelIs(Color expected, Image& image, FloatPoint point)
{
RefPtr buffer = ImageBuffer::create({ 1, 1 }, RenderingMode::Unaccelerated, RenderingPurpose::Unspecified, 1.0f, DestinationColorSpace::SRGB(),ImageBufferPixelFormat::BGRA8); // NOLINT
if (!buffer)
return ::testing::AssertionFailure() << "failed to allocate temp buffer";
buffer->context().drawImage(image, { 0, 0, 1, 1 }, { point, FloatSize { 1, 1 } });
return imageBufferPixelIs(expected, *buffer, { 0, 0 });
}
::testing::AssertionResult imagePixelIs(Color expected, NativeImage& image, FloatPoint point)
{
RefPtr buffer = ImageBuffer::create({ 1, 1 }, RenderingMode::Unaccelerated, RenderingPurpose::Unspecified, 1.0f, DestinationColorSpace::SRGB(),ImageBufferPixelFormat::BGRA8); // NOLINT
if (!buffer)
return ::testing::AssertionFailure() << "failed to allocate temp buffer";
buffer->context().drawNativeImage(image, { 0, 0, 1, 1 }, { point, FloatSize { 1, 1 } });
return imageBufferPixelIs(expected, *buffer, { 0, 0 });
}
}
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