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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/platform/graphics/paint/paint_record_builder.h"
#include "third_party/blink/renderer/platform/graphics/paint/paint_controller_test.h"
#include "third_party/blink/renderer/platform/graphics/test/mock_paint_canvas.h"
#include "third_party/blink/renderer/platform/testing/fake_display_item_client.h"
using testing::_;
using testing::ElementsAre;
namespace blink {
using PaintRecordBuilderTest = PaintControllerTestBase;
TEST_F(PaintRecordBuilderTest, TransientPaintController) {
PaintRecordBuilder builder;
auto& context = builder.Context();
FakeDisplayItemClient client("client");
DrawRect(context, client, kBackgroundType, IntRect(10, 10, 20, 20));
DrawRect(context, client, kForegroundType, IntRect(15, 15, 10, 10));
EXPECT_FALSE(ClientCacheIsValid(context.GetPaintController(), client));
MockPaintCanvas canvas;
PaintFlags flags;
EXPECT_CALL(canvas, drawPicture(_)).Times(1);
builder.EndRecording(canvas);
EXPECT_THAT(context.GetPaintController().GetDisplayItemList(),
ElementsAre(IsSameId(&client, kBackgroundType),
IsSameId(&client, kForegroundType)));
EXPECT_FALSE(ClientCacheIsValid(context.GetPaintController(), client));
}
TEST_F(PaintRecordBuilderTest, LastingPaintController) {
InitRootChunk();
PaintRecordBuilder builder(nullptr, nullptr, &GetPaintController());
auto& context = builder.Context();
EXPECT_EQ(&context.GetPaintController(), &GetPaintController());
FakeDisplayItemClient client("client");
DrawRect(context, client, kBackgroundType, IntRect(10, 10, 20, 20));
DrawRect(context, client, kForegroundType, IntRect(15, 15, 10, 10));
EXPECT_FALSE(ClientCacheIsValid(client));
MockPaintCanvas canvas;
PaintFlags flags;
EXPECT_CALL(canvas, drawPicture(_)).Times(1);
builder.EndRecording(canvas);
EXPECT_TRUE(ClientCacheIsValid(client));
EXPECT_THAT(GetPaintController().GetDisplayItemList(),
ElementsAre(IsSameId(&client, kBackgroundType),
IsSameId(&client, kForegroundType)));
InitRootChunk();
EXPECT_TRUE(DrawingRecorder::UseCachedDrawingIfPossible(context, client,
kBackgroundType));
EXPECT_TRUE(DrawingRecorder::UseCachedDrawingIfPossible(context, client,
kForegroundType));
EXPECT_CALL(canvas, drawPicture(_)).Times(1);
builder.EndRecording(canvas);
EXPECT_THAT(GetPaintController().GetDisplayItemList(),
ElementsAre(IsSameId(&client, kBackgroundType),
IsSameId(&client, kForegroundType)));
EXPECT_TRUE(ClientCacheIsValid(client));
}
TEST_F(PaintRecordBuilderTest, TransientAndAnotherPaintController) {
GraphicsContext context(GetPaintController());
InitRootChunk();
FakeDisplayItemClient client("client");
DrawRect(context, client, kBackgroundType, IntRect(10, 10, 20, 20));
DrawRect(context, client, kForegroundType, IntRect(15, 15, 10, 10));
CommitAndFinishCycle();
EXPECT_THAT(GetPaintController().GetDisplayItemList(),
ElementsAre(IsSameId(&client, kBackgroundType),
IsSameId(&client, kForegroundType)));
EXPECT_TRUE(ClientCacheIsValid(client));
PaintRecordBuilder builder;
EXPECT_NE(&builder.Context().GetPaintController(), &GetPaintController());
DrawRect(builder.Context(), client, kBackgroundType, IntRect(10, 10, 20, 20));
builder.EndRecording();
// The transient PaintController in PaintRecordBuilder doesn't affect the
// client's cache status in another PaintController.
EXPECT_TRUE(ClientCacheIsValid(client));
EXPECT_FALSE(
ClientCacheIsValid(builder.Context().GetPaintController(), client));
}
} // namespace blink
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