chromium/third_party/blink/renderer/core/html/canvas/recording_test_utils.h

// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_HTML_CANVAS_RECORDING_TEST_UTILS_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_HTML_CANVAS_RECORDING_TEST_UTILS_H_

#include <stddef.h>

#include "base/memory/stack_allocated.h"
#include "cc/paint/paint_op.h"
#include "cc/paint/paint_op_buffer.h"
#include "cc/paint/paint_op_buffer_iterator.h"
#include "cc/paint/paint_record.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"

namespace cc {
class PaintFlags;
}

namespace blink_testing {

// A view of a `cc::PaintRecord` which drops the leading and trailing
// `cc::SaveOp` and `cc::RestoreOp` that are present in every single Canvas 2D
// recordings.
class RecordedOpsView { … };

// A Google Test matcher that checks whether a `cc::PaintRecord` contains the
// expected paint ops, ignoring the leading and trailing `cc::SaveOp` and
// `cc::RestoreOp` that are present in every single Canvas 2D recordings.
template <typename... Args>
testing::Matcher<cc::PaintRecord> RecordedOpsAre(Args... args) { … }

// Returns the default `cc::PaintFlags` used when recording a fill op (e.g.
// fillRect).
cc::PaintFlags FillFlags();
// Returns the default `cc::PaintFlags` used when recording a clearRect op.
cc::PaintFlags ClearRectFlags();

}  // namespace blink_testing

#endif  // THIRD_PARTY_BLINK_RENDERER_CORE_HTML_CANVAS_RECORDING_TEST_UTILS_H_