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// Copyright 2017 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/paint/ng/ng_text_fragment_painter.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/renderer/core/layout/ng/inline/ng_physical_line_box_fragment.h"
#include "third_party/blink/renderer/core/layout/ng/inline/ng_physical_text_fragment.h"
#include "third_party/blink/renderer/core/layout/ng/layout_ng_block_flow.h"
#include "third_party/blink/renderer/core/layout/ng/ng_block_node.h"
#include "third_party/blink/renderer/core/paint/ng/ng_paint_fragment.h"
#include "third_party/blink/renderer/core/paint/paint_controller_paint_test.h"
#include "third_party/blink/renderer/core/paint/paint_info.h"
#include "third_party/blink/renderer/core/paint/paint_layer_painter.h"
#include "third_party/blink/renderer/core/style/computed_style.h"
#include "third_party/blink/renderer/core/testing/core_unit_test_helper.h"
#include "third_party/blink/renderer/platform/graphics/graphics_context.h"
#include "third_party/blink/renderer/platform/graphics/paint/paint_controller.h"
#include "third_party/blink/renderer/platform/runtime_enabled_features.h"
using testing::ElementsAre;
namespace blink {
class NGTextFragmentPainterTest : public PaintControllerPaintTest,
private ScopedLayoutNGForTest {
public:
NGTextFragmentPainterTest(LocalFrameClient* local_frame_client = nullptr)
: PaintControllerPaintTest(local_frame_client),
ScopedLayoutNGForTest(true) {}
};
INSTANTIATE_PAINT_TEST_CASE_P(NGTextFragmentPainterTest);
TEST_P(NGTextFragmentPainterTest, TestTextStyle) {
SetBodyInnerHTML(R"HTML(
<!DOCTYPE html>
<body>
<div id="container">Hello World!</div>
</body>
)HTML");
LayoutObject& container = *GetLayoutObjectByElementId("container");
const LayoutNGBlockFlow& block_flow = ToLayoutNGBlockFlow(container);
InvalidateAll(RootPaintController());
GetDocument().View()->UpdateAllLifecyclePhasesExceptPaint();
IntRect interest_rect(0, 0, 640, 480);
Paint(&interest_rect);
const NGPaintFragment& root_fragment = *block_flow.PaintFragment();
EXPECT_EQ(1u, root_fragment.Children().size());
const NGPaintFragment& line_box_fragment = *root_fragment.FirstChild();
EXPECT_EQ(1u, line_box_fragment.Children().size());
const NGPaintFragment& text_fragment = *line_box_fragment.FirstChild();
EXPECT_THAT(RootPaintController().GetDisplayItemList(),
ElementsAre(IsSameId(&ViewScrollingBackgroundClient(),
DisplayItem::kDocumentBackground),
IsSameId(&text_fragment, kForegroundType)));
}
} // namespace blink
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