chromium/third_party/blink/renderer/platform/graphics/canvas_hibernation_handler_test.cc

// 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.

#include "third_party/blink/renderer/platform/graphics/canvas_hibernation_handler.h"

#include <list>

#include "base/task/single_thread_task_runner.h"
#include "base/test/metrics/histogram_tester.h"
#include "base/test/scoped_feature_list.h"
#include "components/viz/test/test_context_provider.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/public/common/features.h"
#include "third_party/blink/renderer/platform/graphics/canvas_2d_layer_bridge.h"
#include "third_party/blink/renderer/platform/graphics/static_bitmap_image.h"
#include "third_party/blink/renderer/platform/graphics/test/fake_canvas_resource_host.h"
#include "third_party/blink/renderer/platform/graphics/test/gpu_memory_buffer_test_platform.h"
#include "third_party/blink/renderer/platform/graphics/test/gpu_test_utils.h"
#include "third_party/blink/renderer/platform/scheduler/public/main_thread_scheduler.h"
#include "third_party/blink/renderer/platform/scheduler/public/thread_scheduler.h"
#include "third_party/blink/renderer/platform/testing/task_environment.h"

namespace blink {

Test;

class CanvasHibernationHandlerTest
    : public testing::TestWithParam<
          CanvasHibernationHandler::CompressionAlgorithm> { … };

namespace {

void SetPageVisible(
    FakeCanvasResourceHost* host,
    Canvas2DLayerBridge* bridge,
    ScopedTestingPlatformSupport<GpuMemoryBufferTestPlatform>& platform,
    bool page_visible) { … }

std::map<std::string, uint64_t> GetEntries(
    const base::trace_event::MemoryAllocatorDump& dump) { … }

void DrawSomething(Canvas2DLayerBridge* bridge) { … }

class TestSingleThreadTaskRunner : public base::SingleThreadTaskRunner { … };

}  // namespace

INSTANTIATE_TEST_SUITE_P(…);

TEST_P(CanvasHibernationHandlerTest, SimpleTest) { … }

TEST_P(CanvasHibernationHandlerTest, ForegroundTooEarly) { … }

TEST_P(CanvasHibernationHandlerTest, BackgroundForeground) { … }

TEST_P(CanvasHibernationHandlerTest, ForegroundAfterEncoding) { … }

TEST_P(CanvasHibernationHandlerTest, ForegroundFlipForAfterEncoding) { … }

TEST_P(CanvasHibernationHandlerTest, ForegroundFlipForBeforeEncoding) { … }

TEST_P(CanvasHibernationHandlerTest, CanvasSnapshottedInBackground) { … }

TEST_P(CanvasHibernationHandlerTest, CanvasWriteInBackground) { … }

TEST_P(CanvasHibernationHandlerTest, CanvasWriteWhileCompressing) { … }

TEST_P(CanvasHibernationHandlerTest, HibernationMemoryMetrics) { … }

}  // namespace blink