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chromium / chromium / src / 007cb99b6afa7f4369bf26287d0f1cfe46d35c7c / . / cc / trees / layer_tree_host_unittest.cc
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// Copyright 2011 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 "cc/trees/layer_tree_host.h"
#include <stddef.h>
#include <stdint.h>
#include <algorithm>
#include "base/auto_reset.h"
#include "base/bind.h"
#include "base/location.h"
#include "base/single_thread_task_runner.h"
#include "base/stl_util.h"
#include "base/strings/stringprintf.h"
#include "base/synchronization/lock.h"
#include "base/threading/thread_task_runner_handle.h"
#include "base/time/time.h"
#include "build/build_config.h"
#include "cc/animation/timing_function.h"
#include "cc/input/scroll_elasticity_helper.h"
#include "cc/layers/content_layer_client.h"
#include "cc/layers/heads_up_display_layer.h"
#include "cc/layers/layer_impl.h"
#include "cc/layers/painted_scrollbar_layer.h"
#include "cc/layers/picture_layer.h"
#include "cc/layers/solid_color_layer.h"
#include "cc/layers/video_layer.h"
#include "cc/paint/image_animation_count.h"
#include "cc/resources/ui_resource_manager.h"
#include "cc/test/fake_content_layer_client.h"
#include "cc/test/fake_layer_tree_host_client.h"
#include "cc/test/fake_paint_image_generator.h"
#include "cc/test/fake_painted_scrollbar_layer.h"
#include "cc/test/fake_picture_layer.h"
#include "cc/test/fake_picture_layer_impl.h"
#include "cc/test/fake_proxy.h"
#include "cc/test/fake_recording_source.h"
#include "cc/test/fake_scoped_ui_resource.h"
#include "cc/test/fake_video_frame_provider.h"
#include "cc/test/geometry_test_utils.h"
#include "cc/test/layer_test_common.h"
#include "cc/test/layer_tree_test.h"
#include "cc/test/push_properties_counting_layer.h"
#include "cc/test/push_properties_counting_layer_impl.h"
#include "cc/test/render_pass_test_utils.h"
#include "cc/test/skia_common.h"
#include "cc/test/test_layer_tree_frame_sink.h"
#include "cc/trees/clip_node.h"
#include "cc/trees/effect_node.h"
#include "cc/trees/frame_rate_counter.h"
#include "cc/trees/layer_tree_host_impl.h"
#include "cc/trees/layer_tree_impl.h"
#include "cc/trees/scroll_and_scale_set.h"
#include "cc/trees/scroll_node.h"
#include "cc/trees/single_thread_proxy.h"
#include "cc/trees/swap_promise.h"
#include "cc/trees/swap_promise_manager.h"
#include "cc/trees/transform_node.h"
#include "components/ukm/test_ukm_recorder.h"
#include "components/viz/common/frame_sinks/begin_frame_args.h"
#include "components/viz/common/frame_sinks/copy_output_request.h"
#include "components/viz/common/frame_sinks/copy_output_result.h"
#include "components/viz/common/quads/draw_quad.h"
#include "components/viz/common/quads/render_pass_draw_quad.h"
#include "components/viz/common/quads/tile_draw_quad.h"
#include "components/viz/service/display/output_surface.h"
#include "components/viz/test/begin_frame_args_test.h"
#include "components/viz/test/fake_output_surface.h"
#include "components/viz/test/test_gles2_interface.h"
#include "gpu/GLES2/gl2extchromium.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "third_party/khronos/GLES2/gl2.h"
#include "third_party/khronos/GLES2/gl2ext.h"
#include "third_party/skia/include/core/SkPicture.h"
#include "third_party/skia/include/gpu/GrContext.h"
#include "ui/gfx/geometry/point_conversions.h"
#include "ui/gfx/geometry/size_conversions.h"
#include "ui/gfx/geometry/vector2d_conversions.h"
using testing::_;
using testing::AnyNumber;
using testing::AtLeast;
using testing::Mock;
namespace cc {
namespace {
const char kUserInteraction[] = "Compositor.UserInteraction";
const char kCheckerboardArea[] = "CheckerboardedContentArea";
const char kCheckerboardAreaRatio[] = "CheckerboardedContentAreaRatio";
const char kMissingTiles[] = "NumMissingTiles";
bool LayerSubtreeHasCopyRequest(Layer* layer) {
LayerTreeHost* host = layer->layer_tree_host();
int index = layer->effect_tree_index();
auto* node = host->property_trees()->effect_tree.Node(index);
return node->subtree_has_copy_request;
}
using LayerTreeHostTest = LayerTreeTest;
class LayerTreeHostTestHasImplThreadTest : public LayerTreeHostTest {
public:
LayerTreeHostTestHasImplThreadTest() : single_threaded_(false) {}
void RunTest(CompositorMode mode) override {
single_threaded_ = mode == CompositorMode::SINGLE_THREADED;
LayerTreeHostTest::RunTest(mode);
}
void BeginTest() override {
EXPECT_EQ(single_threaded_, !HasImplThread());
EndTest();
}
void AfterTest() override { EXPECT_EQ(single_threaded_, !HasImplThread()); }
private:
bool single_threaded_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestHasImplThreadTest);
class LayerTreeHostTestSetNeedsCommitInsideLayout : public LayerTreeHostTest {
protected:
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void UpdateLayerTreeHost() override {
// This shouldn't cause a second commit to happen.
layer_tree_host()->SetNeedsCommit();
}
void DidCommit() override {
EXPECT_EQ(1, layer_tree_host()->SourceFrameNumber());
EndTest();
}
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestSetNeedsCommitInsideLayout);
class LayerTreeHostTestFrameOrdering : public LayerTreeHostTest {
protected:
enum MainOrder : int {
MAIN_START = 1,
MAIN_LAYOUT,
MAIN_COMMIT_COMPLETE,
MAIN_DID_BEGIN_FRAME,
MAIN_END,
};
enum ImplOrder : int {
IMPL_START = 1,
IMPL_READY_TO_COMMIT,
IMPL_COMMIT,
IMPL_COMMIT_COMPLETE,
IMPL_ACTIVATE,
IMPL_DRAW,
IMPL_END,
};
template <typename T>
bool CheckStep(T next, T* var) {
int expected = next - 1;
EXPECT_EQ(expected, *var);
bool correct = expected == *var;
*var = next;
return correct;
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void UpdateLayerTreeHost() override {
EXPECT_TRUE(CheckStep(MAIN_LAYOUT, &main_));
}
void DidCommit() override {
EXPECT_TRUE(CheckStep(MAIN_COMMIT_COMPLETE, &main_));
}
void DidBeginMainFrame() override {
EXPECT_TRUE(CheckStep(MAIN_DID_BEGIN_FRAME, &main_));
}
void ReadyToCommitOnThread(LayerTreeHostImpl* impl) override {
EXPECT_TRUE(CheckStep(IMPL_READY_TO_COMMIT, &impl_));
}
void BeginCommitOnThread(LayerTreeHostImpl* impl) override {
EXPECT_TRUE(CheckStep(IMPL_COMMIT, &impl_));
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
EXPECT_TRUE(CheckStep(IMPL_COMMIT_COMPLETE, &impl_));
}
void WillActivateTreeOnThread(LayerTreeHostImpl* impl) override {
EXPECT_TRUE(CheckStep(IMPL_ACTIVATE, &impl_));
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
EXPECT_TRUE(CheckStep(IMPL_DRAW, &impl_));
EndTest();
}
void AfterTest() override {
EXPECT_TRUE(CheckStep(MAIN_END, &main_));
EXPECT_TRUE(CheckStep(IMPL_END, &impl_));
}
MainOrder main_ = MAIN_START;
ImplOrder impl_ = IMPL_START;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestFrameOrdering);
class LayerTreeHostTestRequestedMainFrame : public LayerTreeHostTest {
public:
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void WillBeginMainFrame() override {
// Post NextStep() so it happens after the MainFrame completes.
MainThreadTaskRunner()->PostTask(
FROM_HERE,
base::BindOnce(&LayerTreeHostTestRequestedMainFrame::NextStep,
base::Unretained(this)));
}
void NextStep() {
// The MainFrame request is cleared once a MainFrame happens.
EXPECT_FALSE(layer_tree_host()->RequestedMainFramePendingForTesting());
switch (layer_tree_host()->SourceFrameNumber()) {
case 0:
ADD_FAILURE()
<< "Case 0 is the initial commit used to send the test here";
FALLTHROUGH;
case 1:
layer_tree_host()->SetNeedsAnimate();
break;
case 2:
layer_tree_host()->SetNeedsUpdateLayers();
break;
case 3:
layer_tree_host()->SetNeedsCommit();
break;
case 4:
EndTest();
return;
}
// SetNeeds{Animate,UpdateLayers,Commit}() will mean a MainFrame is pending.
EXPECT_TRUE(layer_tree_host()->RequestedMainFramePendingForTesting());
}
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestRequestedMainFrame);
class LayerTreeHostTestSchedulingClient : public LayerTreeHostTest {
public:
void BeginTest() override {
PostSetNeedsCommitToMainThread();
EXPECT_EQ(0, main_frame_scheduled_count_);
EXPECT_EQ(0, main_frame_run_count_);
}
void DidScheduleBeginMainFrame() override { main_frame_scheduled_count_++; }
void DidRunBeginMainFrame() override { main_frame_run_count_++; }
void DidBeginMainFrame() override {
EXPECT_EQ(1, main_frame_scheduled_count_);
EXPECT_EQ(1, main_frame_run_count_);
EndTest();
}
void AfterTest() override {}
private:
int main_frame_scheduled_count_ = 0;
int main_frame_run_count_ = 0;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestSchedulingClient);
class LayerTreeHostTestSetNeedsUpdateInsideLayout : public LayerTreeHostTest {
protected:
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void UpdateLayerTreeHost() override {
// This shouldn't cause a second commit to happen.
layer_tree_host()->SetNeedsUpdateLayers();
}
void DidCommit() override {
EXPECT_EQ(1, layer_tree_host()->SourceFrameNumber());
EndTest();
}
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestSetNeedsUpdateInsideLayout);
// Test if the LTHI receives ReadyToActivate notifications from the TileManager
// when no raster tasks get scheduled.
class LayerTreeHostTestReadyToActivateEmpty : public LayerTreeHostTest {
public:
LayerTreeHostTestReadyToActivateEmpty()
: did_notify_ready_to_activate_(false),
all_tiles_required_for_activation_are_ready_to_draw_(false),
required_for_activation_count_(0) {}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
const std::vector<PictureLayerImpl*>& layers =
impl->sync_tree()->picture_layers();
required_for_activation_count_ = 0;
for (auto* layer : layers) {
FakePictureLayerImpl* fake_layer =
static_cast<FakePictureLayerImpl*>(layer);
required_for_activation_count_ +=
fake_layer->CountTilesRequiredForActivation();
}
}
void NotifyReadyToActivateOnThread(LayerTreeHostImpl* impl) override {
did_notify_ready_to_activate_ = true;
all_tiles_required_for_activation_are_ready_to_draw_ =
impl->tile_manager()->IsReadyToActivate();
EndTest();
}
void AfterTest() override {
EXPECT_TRUE(did_notify_ready_to_activate_);
EXPECT_TRUE(all_tiles_required_for_activation_are_ready_to_draw_);
EXPECT_EQ(size_t(0), required_for_activation_count_);
}
protected:
bool did_notify_ready_to_activate_;
bool all_tiles_required_for_activation_are_ready_to_draw_;
size_t required_for_activation_count_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestReadyToActivateEmpty);
// Test if the LTHI receives ReadyToActivate notifications from the TileManager
// when some raster tasks flagged as REQUIRED_FOR_ACTIVATION got scheduled.
class LayerTreeHostTestReadyToActivateNonEmpty
: public LayerTreeHostTestReadyToActivateEmpty {
public:
void SetupTree() override {
client_.set_fill_with_nonsolid_color(true);
scoped_refptr<FakePictureLayer> root_layer =
FakePictureLayer::Create(&client_);
root_layer->SetBounds(gfx::Size(1024, 1024));
root_layer->SetIsDrawable(true);
layer_tree_host()->SetRootLayer(root_layer);
LayerTreeHostTest::SetupTree();
client_.set_bounds(root_layer->bounds());
}
void AfterTest() override {
EXPECT_TRUE(did_notify_ready_to_activate_);
EXPECT_TRUE(all_tiles_required_for_activation_are_ready_to_draw_);
EXPECT_LE(size_t(1), required_for_activation_count_);
}
private:
FakeContentLayerClient client_;
};
// No single thread test because the commit goes directly to the active tree in
// single thread mode, so notify ready to activate is skipped.
// Flaky: https://crbug.com/947673
// MULTI_THREAD_TEST_F(LayerTreeHostTestReadyToActivateNonEmpty);
// Test if the LTHI receives ReadyToDraw notifications from the TileManager when
// no raster tasks get scheduled.
class LayerTreeHostTestReadyToDrawEmpty : public LayerTreeHostTest {
public:
LayerTreeHostTestReadyToDrawEmpty()
: did_notify_ready_to_draw_(false),
all_tiles_required_for_draw_are_ready_to_draw_(false),
required_for_draw_count_(0) {}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void NotifyReadyToDrawOnThread(LayerTreeHostImpl* impl) override {
did_notify_ready_to_draw_ = true;
const std::vector<PictureLayerImpl*>& layers =
impl->active_tree()->picture_layers();
all_tiles_required_for_draw_are_ready_to_draw_ =
impl->tile_manager()->IsReadyToDraw();
for (auto* layer : layers) {
FakePictureLayerImpl* fake_layer =
static_cast<FakePictureLayerImpl*>(layer);
required_for_draw_count_ += fake_layer->CountTilesRequiredForDraw();
}
EndTest();
}
void AfterTest() override {
EXPECT_TRUE(did_notify_ready_to_draw_);
EXPECT_TRUE(all_tiles_required_for_draw_are_ready_to_draw_);
EXPECT_EQ(size_t(0), required_for_draw_count_);
}
protected:
bool did_notify_ready_to_draw_;
bool all_tiles_required_for_draw_are_ready_to_draw_;
size_t required_for_draw_count_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestReadyToDrawEmpty);
// Test if the LTHI receives ReadyToDraw notifications from the TileManager when
// some raster tasks flagged as REQUIRED_FOR_DRAW got scheduled.
class LayerTreeHostTestReadyToDrawNonEmpty
: public LayerTreeHostTestReadyToDrawEmpty {
public:
void SetupTree() override {
client_.set_fill_with_nonsolid_color(true);
scoped_refptr<FakePictureLayer> root_layer =
FakePictureLayer::Create(&client_);
root_layer->SetBounds(gfx::Size(1024, 1024));
root_layer->SetIsDrawable(true);
layer_tree_host()->SetRootLayer(root_layer);
LayerTreeHostTest::SetupTree();
client_.set_bounds(root_layer->bounds());
}
void AfterTest() override {
EXPECT_TRUE(did_notify_ready_to_draw_);
EXPECT_TRUE(all_tiles_required_for_draw_are_ready_to_draw_);
EXPECT_LE(size_t(1), required_for_draw_count_);
}
private:
FakeContentLayerClient client_;
};
// Note: With this test setup, we only get tiles flagged as REQUIRED_FOR_DRAW in
// single threaded mode.
SINGLE_THREAD_TEST_F(LayerTreeHostTestReadyToDrawNonEmpty);
// This tests if we get the READY_TO_DRAW signal and draw if we become invisible
// and then become visible again.
class LayerTreeHostTestReadyToDrawVisibility : public LayerTreeHostTest {
public:
LayerTreeHostTestReadyToDrawVisibility()
: LayerTreeHostTest(),
toggled_visibility_(false),
did_notify_ready_to_draw_(false),
did_draw_(false) {}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void SetupTree() override {
client_.set_fill_with_nonsolid_color(true);
scoped_refptr<FakePictureLayer> root_layer =
FakePictureLayer::Create(&client_);
root_layer->SetBounds(gfx::Size(1024, 1024));
client_.set_bounds(root_layer->bounds());
root_layer->SetIsDrawable(true);
layer_tree_host()->SetRootLayer(root_layer);
LayerTreeHostTest::SetupTree();
}
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
if (!toggled_visibility_) {
{
DebugScopedSetMainThread main(task_runner_provider());
layer_tree_host()->SetVisible(false);
}
toggled_visibility_ = true;
EXPECT_FALSE(host_impl->visible());
}
}
void NotifyReadyToDrawOnThread(LayerTreeHostImpl* host_impl) override {
// Sometimes the worker thread posts NotifyReadyToDraw in the extremely
// short duration of time between PrepareTiles and SetVisible(false) so we
// might get two NotifyReadyToDraw signals for this test.
did_notify_ready_to_draw_ = true;
}
void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
EXPECT_FALSE(did_draw_);
did_draw_ = true;
EndTest();
}
void DidFinishImplFrameOnThread(LayerTreeHostImpl* host_impl) override {
if (!host_impl->visible()) {
{
DebugScopedSetMainThread main(task_runner_provider());
layer_tree_host()->SetVisible(true);
}
EXPECT_TRUE(host_impl->visible());
}
}
void AfterTest() override {
EXPECT_TRUE(did_notify_ready_to_draw_);
EXPECT_TRUE(did_draw_);
}
private:
FakeContentLayerClient client_;
bool toggled_visibility_;
bool did_notify_ready_to_draw_;
bool did_draw_;
};
// Note: With this test setup, we only get tiles flagged as REQUIRED_FOR_DRAW in
// single threaded mode.
SINGLE_THREAD_TEST_F(LayerTreeHostTestReadyToDrawVisibility);
class LayerTreeHostContextCacheTest : public LayerTreeHostTest {
public:
std::unique_ptr<TestLayerTreeFrameSink> CreateLayerTreeFrameSink(
const viz::RendererSettings& renderer_settings,
double refresh_rate,
scoped_refptr<viz::ContextProvider> compositor_context_provider,
scoped_refptr<viz::RasterContextProvider> worker_context_provider)
override {
// Create the main viz::ContextProvider with a MockContextSupport.
auto main_support = std::make_unique<MockContextSupport>();
mock_main_context_support_ = main_support.get();
auto test_main_context_provider =
viz::TestContextProvider::Create(std::move(main_support));
// Create the main viz::ContextProvider with a MockContextSupport.
auto worker_support = std::make_unique<MockContextSupport>();
mock_worker_context_support_ = worker_support.get();
auto test_worker_context_provider =
viz::TestContextProvider::CreateWorker(std::move(worker_support));
// At init, visibility is set to true, so SetAggressivelyFreeResources will
// be disabled.
EXPECT_CALL(*mock_main_context_support_,
SetAggressivelyFreeResources(false));
EXPECT_CALL(*mock_worker_context_support_,
SetAggressivelyFreeResources(false));
return LayerTreeHostTest::CreateLayerTreeFrameSink(
renderer_settings, refresh_rate, std::move(test_main_context_provider),
std::move(test_worker_context_provider));
}
void InitializeSettings(LayerTreeSettings* settings) override {
settings->gpu_rasterization_forced = true;
}
void BeginTest() override {}
protected:
class MockContextSupport : public viz::TestContextSupport {
public:
MockContextSupport() = default;
MOCK_METHOD1(SetAggressivelyFreeResources,
void(bool aggressively_free_resources));
};
MockContextSupport* mock_main_context_support_;
MockContextSupport* mock_worker_context_support_;
};
// Test if the LTH successfully frees resources on the main/worker
// ContextSupport when visibility is set to false.
class LayerTreeHostFreesContextResourcesOnInvisible
: public LayerTreeHostContextCacheTest {
public:
void InitializedRendererOnThread(LayerTreeHostImpl* host_impl,
bool success) override {
// Ensure that our initialization expectations have completed.
Mock::VerifyAndClearExpectations(mock_main_context_support_);
Mock::VerifyAndClearExpectations(mock_worker_context_support_);
// Update visibility and make sure resources are freed.
EXPECT_CALL(*mock_main_context_support_,
SetAggressivelyFreeResources(true));
EXPECT_CALL(*mock_worker_context_support_,
SetAggressivelyFreeResources(true))
.WillOnce(testing::Invoke([this](bool is_visible) { EndTest(); }));
PostSetVisibleToMainThread(false);
}
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostFreesContextResourcesOnInvisible);
// Test if the LTH successfully frees worker context resources when the hard
// memory limit is set to zero.
class LayerTreeHostFreesWorkerContextResourcesOnZeroMemoryLimit
: public LayerTreeHostContextCacheTest {
public:
void InitializedRendererOnThread(LayerTreeHostImpl* host_impl,
bool success) override {
// Ensure that our initialization expectations have completed.
Mock::VerifyAndClearExpectations(mock_worker_context_support_);
// Worker context support should start freeing resources when hard memory
// limit is zeroed.
EXPECT_CALL(*mock_worker_context_support_,
SetAggressivelyFreeResources(true))
.WillOnce(testing::Invoke([this](bool is_visible) {
// Main context is unchanged. It will start freeing on destruction.
EXPECT_CALL(*mock_main_context_support_,
SetAggressivelyFreeResources(true));
EndTest();
}));
ManagedMemoryPolicy zero_policy(
0, gpu::MemoryAllocation::CUTOFF_ALLOW_NOTHING, 0);
host_impl->SetMemoryPolicy(zero_policy);
}
};
SINGLE_AND_MULTI_THREAD_TEST_F(
LayerTreeHostFreesWorkerContextResourcesOnZeroMemoryLimit);
// Test if the LTH successfully frees worker context resources when hard memory
// limit is set to zero while using a synchronous compositor (Android WebView).
class LayerTreeHostFreesWorkerContextResourcesOnZeroMemoryLimitSynchronous
: public LayerTreeHostFreesWorkerContextResourcesOnZeroMemoryLimit {
public:
void InitializeSettings(LayerTreeSettings* settings) override {
LayerTreeHostContextCacheTest::InitializeSettings(settings);
settings->using_synchronous_renderer_compositor = true;
}
};
// Android Webview only runs in multi-threaded compositing mode.
MULTI_THREAD_TEST_F(
LayerTreeHostFreesWorkerContextResourcesOnZeroMemoryLimitSynchronous);
// Test if the LTH successfully frees main and worker resources when the
// OutputSurface is destroyed.
class LayerTreeHostFreeContextResourcesOnDestroy
: public LayerTreeHostContextCacheTest {
public:
void WillBeginImplFrameOnThread(LayerTreeHostImpl* host_impl,
const viz::BeginFrameArgs& args) override {
if (!first_will_begin_impl_frame_)
return;
first_will_begin_impl_frame_ = false;
// Ensure that our initialization expectations have completed.
Mock::VerifyAndClearExpectations(mock_main_context_support_);
Mock::VerifyAndClearExpectations(mock_worker_context_support_);
// We leave the LTHI visible, so it start freeing resources on destruction.
EXPECT_CALL(*mock_worker_context_support_,
SetAggressivelyFreeResources(true));
EXPECT_CALL(*mock_main_context_support_,
SetAggressivelyFreeResources(true));
EndTest();
}
private:
bool first_will_begin_impl_frame_ = true;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostFreeContextResourcesOnDestroy);
// Test if the LTH successfully frees and stops freeing context resources
// when the LayerTreeFrameSink is lost and recreated.
class LayerTreeHostCacheBehaviorOnLayerTreeFrameSinkRecreated
: public LayerTreeHostContextCacheTest {
public:
void WillBeginImplFrameOnThread(LayerTreeHostImpl* host_impl,
const viz::BeginFrameArgs& args) override {
// This code is run once, to trigger recreation of our LayerTreeFrameSink.
if (test_state_ != TestState::INIT)
return;
// Ensure that our initialization expectations have completed.
Mock::VerifyAndClearExpectations(mock_main_context_support_);
Mock::VerifyAndClearExpectations(mock_worker_context_support_);
// LayerTreeFrameSink lost expectations.
EXPECT_CALL(*mock_worker_context_support_,
SetAggressivelyFreeResources(true));
EXPECT_CALL(*mock_main_context_support_,
SetAggressivelyFreeResources(true));
host_impl->DidLoseLayerTreeFrameSink();
test_state_ = TestState::RECREATED;
}
void InitializedRendererOnThread(LayerTreeHostImpl* host_impl,
bool success) override {
// This is run after we have recreated our LayerTreeFrameSink.
if (test_state_ != TestState::RECREATED)
return;
// Ensure that our expectations have completed.
Mock::VerifyAndClearExpectations(mock_main_context_support_);
Mock::VerifyAndClearExpectations(mock_worker_context_support_);
// Destruction exptectations.
EXPECT_CALL(*mock_worker_context_support_,
SetAggressivelyFreeResources(true));
EXPECT_CALL(*mock_main_context_support_,
SetAggressivelyFreeResources(true));
EndTest();
test_state_ = TestState::DONE;
}
private:
enum class TestState { INIT, RECREATED, DONE };
TestState test_state_ = TestState::INIT;
};
SINGLE_AND_MULTI_THREAD_TEST_F(
LayerTreeHostCacheBehaviorOnLayerTreeFrameSinkRecreated);
// Two setNeedsCommits in a row should lead to at least 1 commit and at least 1
// draw with frame 0.
class LayerTreeHostTestSetNeedsCommit1 : public LayerTreeHostTest {
public:
LayerTreeHostTestSetNeedsCommit1() : num_commits_(0), num_draws_(0) {}
void BeginTest() override {
PostSetNeedsCommitToMainThread();
PostSetNeedsCommitToMainThread();
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
num_draws_++;
if (!impl->active_tree()->source_frame_number())
EndTest();
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
num_commits_++;
}
void AfterTest() override {
EXPECT_LE(1, num_commits_);
EXPECT_LE(1, num_draws_);
}
private:
int num_commits_;
int num_draws_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestSetNeedsCommit1);
// A SetNeedsCommit should lead to 1 commit. Issuing a second commit after that
// first committed frame draws should lead to another commit.
class LayerTreeHostTestSetNeedsCommit2 : public LayerTreeHostTest {
public:
LayerTreeHostTestSetNeedsCommit2() : num_commits_(0), num_draws_(0) {}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DrawLayersOnThread(LayerTreeHostImpl* impl) override { ++num_draws_; }
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
++num_commits_;
switch (num_commits_) {
case 1:
PostSetNeedsCommitToMainThread();
break;
case 2:
EndTest();
break;
default:
NOTREACHED();
}
}
void AfterTest() override {
EXPECT_EQ(2, num_commits_);
EXPECT_LE(1, num_draws_);
}
private:
int num_commits_;
int num_draws_;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestSetNeedsCommit2);
// Verify that we pass property values in PushPropertiesTo.
class LayerTreeHostTestPushPropertiesTo : public LayerTreeHostTest {
protected:
void SetupTree() override {
SetInitialRootBounds(gfx::Size(10, 10));
LayerTreeHostTest::SetupTree();
}
enum Properties {
STARTUP,
BOUNDS,
HIDE_LAYER_AND_SUBTREE,
DRAWS_CONTENT,
DONE,
};
void BeginTest() override {
index_ = STARTUP;
PostSetNeedsCommitToMainThread();
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
VerifyAfterValues(impl->active_tree()->root_layer());
}
void DidCommitAndDrawFrame() override {
SetBeforeValues(layer_tree_host()->root_layer());
VerifyBeforeValues(layer_tree_host()->root_layer());
++index_;
if (index_ == DONE) {
EndTest();
return;
}
SetAfterValues(layer_tree_host()->root_layer());
}
void VerifyBeforeValues(Layer* layer) {
EXPECT_EQ(gfx::Size(10, 10).ToString(), layer->bounds().ToString());
EXPECT_FALSE(layer->hide_layer_and_subtree());
EXPECT_FALSE(layer->DrawsContent());
}
void SetBeforeValues(Layer* layer) {
layer->SetBounds(gfx::Size(10, 10));
layer->SetHideLayerAndSubtree(false);
layer->SetIsDrawable(false);
}
void VerifyAfterValues(LayerImpl* layer) {
EffectTree& tree = layer->layer_tree_impl()->property_trees()->effect_tree;
EffectNode* node = tree.Node(layer->effect_tree_index());
switch (static_cast<Properties>(index_)) {
case STARTUP:
case DONE:
break;
case BOUNDS:
EXPECT_EQ(gfx::Size(20, 20).ToString(), layer->bounds().ToString());
break;
case HIDE_LAYER_AND_SUBTREE:
EXPECT_EQ(tree.EffectiveOpacity(node), 0.f);
break;
case DRAWS_CONTENT:
EXPECT_TRUE(layer->DrawsContent());
break;
}
}
void SetAfterValues(Layer* layer) {
switch (static_cast<Properties>(index_)) {
case STARTUP:
case DONE:
break;
case BOUNDS:
layer->SetBounds(gfx::Size(20, 20));
break;
case HIDE_LAYER_AND_SUBTREE:
layer->SetHideLayerAndSubtree(true);
break;
case DRAWS_CONTENT:
layer->SetIsDrawable(true);
break;
}
}
int index_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestPushPropertiesTo);
class LayerTreeHostTestPushNodeOwnerToNodeIdMap : public LayerTreeHostTest {
protected:
void SetupTree() override {
root_ = Layer::Create();
child_ = Layer::Create();
root_->AddChild(child_);
layer_tree_host()->SetRootLayer(root_);
LayerTreeHostTest::SetupTree();
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommit() override {
switch (layer_tree_host()->SourceFrameNumber()) {
case 1:
// child_ should create transform, effect node.
child_->SetForceRenderSurfaceForTesting(true);
break;
case 2:
// child_ should create a scroll node.
child_->SetScrollable(gfx::Size(1, 1));
break;
case 3:
// child_ should create a clip node.
child_->SetMasksToBounds(true);
break;
case 4:
// child_ should only create the scroll-related nodes.
child_->SetMasksToBounds(false);
child_->SetForceRenderSurfaceForTesting(false);
// Should have no effect because empty bounds do not prevent scrolling.
child_->SetScrollable(gfx::Size(0, 0));
}
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
PropertyTrees* property_trees = impl->sync_tree()->property_trees();
const TransformNode* root_transform_node =
property_trees->transform_tree.Node(root_->transform_tree_index());
const TransformNode* child_transform_node =
property_trees->transform_tree.Node(child_->transform_tree_index());
const EffectNode* root_effect_node =
property_trees->effect_tree.Node(root_->effect_tree_index());
const EffectNode* child_effect_node =
property_trees->effect_tree.Node(child_->effect_tree_index());
const ClipNode* root_clip_node =
property_trees->clip_tree.Node(root_->clip_tree_index());
const ClipNode* child_clip_node =
property_trees->clip_tree.Node(child_->clip_tree_index());
const ScrollNode* root_scroll_node =
property_trees->scroll_tree.Node(root_->scroll_tree_index());
const ScrollNode* child_scroll_node =
property_trees->scroll_tree.Node(child_->scroll_tree_index());
switch (impl->sync_tree()->source_frame_number()) {
case 0:
// root_ should create transform, scroll and effect tree nodes but not
// a clip node.
EXPECT_NE(nullptr, root_transform_node);
EXPECT_NE(nullptr, root_effect_node);
EXPECT_NE(nullptr, root_scroll_node);
EXPECT_NE(nullptr, root_clip_node);
EXPECT_EQ(root_transform_node, child_transform_node);
EXPECT_EQ(child_effect_node, root_effect_node);
EXPECT_EQ(root_clip_node, child_clip_node);
EXPECT_EQ(root_scroll_node, child_scroll_node);
break;
case 1:
// child_ should create a transfrom, effect nodes but not a scroll, clip
// node.
EXPECT_NE(root_transform_node, child_transform_node);
EXPECT_NE(child_effect_node, root_effect_node);
EXPECT_EQ(root_clip_node, child_clip_node);
EXPECT_EQ(root_scroll_node, child_scroll_node);
break;
case 2:
// child_ should create a scroll node.
EXPECT_NE(root_scroll_node, child_scroll_node);
break;
case 3:
// child_ should create a clip node.
EXPECT_NE(root_clip_node, child_clip_node);
break;
case 4:
// child_ should only create the scroll-related nodes.
EXPECT_EQ(child_transform_node->id, child_scroll_node->transform_id);
EXPECT_EQ(child_effect_node, root_effect_node);
EXPECT_EQ(root_clip_node, child_clip_node);
EXPECT_NE(root_scroll_node, child_scroll_node);
EndTest();
break;
}
}
private:
scoped_refptr<Layer> root_;
scoped_refptr<Layer> child_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestPushNodeOwnerToNodeIdMap);
class LayerTreeHostTestPushElementIdToNodeIdMap : public LayerTreeHostTest {
protected:
void SetupTree() override {
root_ = Layer::Create();
child_ = Layer::Create();
root_->AddChild(child_);
layer_tree_host()->SetRootLayer(root_);
LayerTreeHostTest::SetupTree();
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommit() override {
switch (layer_tree_host()->SourceFrameNumber()) {
case 1:
child_->SetForceRenderSurfaceForTesting(true);
// Add a non-fast region to ensure a scroll node is created.
child_->SetNonFastScrollableRegion(Region(gfx::Rect(50, 50, 50, 50)));
break;
case 2:
child_->SetForceRenderSurfaceForTesting(false);
// Remove the non-fast region to ensure a scroll node is removed.
child_->SetNonFastScrollableRegion(Region());
break;
}
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
PropertyTrees* property_trees = impl->sync_tree()->property_trees();
LayerImpl* child_impl_ = impl->sync_tree()->LayerById(child_->id());
switch (impl->sync_tree()->source_frame_number()) {
case 0:
EXPECT_EQ(2U, child_impl_->layer_tree_impl()
->property_trees()
->transform_tree.size());
EXPECT_EQ(2U, child_impl_->layer_tree_impl()
->property_trees()
->effect_tree.size());
EXPECT_EQ(2U, child_impl_->layer_tree_impl()
->property_trees()
->scroll_tree.size());
EXPECT_TRUE(property_trees->element_id_to_transform_node_index.find(
child_->element_id()) ==
property_trees->element_id_to_transform_node_index.end());
EXPECT_TRUE(property_trees->element_id_to_effect_node_index.find(
child_->element_id()) ==
property_trees->element_id_to_effect_node_index.end());
EXPECT_TRUE(property_trees->element_id_to_scroll_node_index.find(
child_->element_id()) ==
property_trees->element_id_to_scroll_node_index.end());
break;
case 1:
EXPECT_EQ(3U, child_impl_->layer_tree_impl()
->property_trees()
->transform_tree.size());
EXPECT_EQ(3U, child_impl_->layer_tree_impl()
->property_trees()
->effect_tree.size());
EXPECT_EQ(3U, child_impl_->layer_tree_impl()
->property_trees()
->scroll_tree.size());
EXPECT_EQ(
2, property_trees
->element_id_to_transform_node_index[child_->element_id()]);
EXPECT_EQ(2,
property_trees
->element_id_to_effect_node_index[child_->element_id()]);
EXPECT_EQ(2,
property_trees
->element_id_to_scroll_node_index[child_->element_id()]);
break;
case 2:
EXPECT_EQ(2U, child_impl_->layer_tree_impl()
->property_trees()
->transform_tree.size());
EXPECT_EQ(2U, child_impl_->layer_tree_impl()
->property_trees()
->effect_tree.size());
EXPECT_TRUE(property_trees->element_id_to_transform_node_index.find(
child_->element_id()) ==
property_trees->element_id_to_transform_node_index.end());
EXPECT_TRUE(property_trees->element_id_to_effect_node_index.find(
child_->element_id()) ==
property_trees->element_id_to_effect_node_index.end());
EXPECT_TRUE(property_trees->element_id_to_scroll_node_index.find(
child_->element_id()) ==
property_trees->element_id_to_scroll_node_index.end());
break;
}
EndTest();
}
private:
scoped_refptr<Layer> root_;
scoped_refptr<Layer> child_;
};
// Validates that, for a layer with a compositor element id set on it, mappings
// from compositor element id to transform/effect node indexes are created as
// part of building a layer's property tree and are present on the impl thread.
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestPushElementIdToNodeIdMap);
class LayerTreeHostTestSurfaceDamage : public LayerTreeHostTest {
protected:
void SetupTree() override {
root_ = Layer::Create();
child_ = Layer::Create();
grand_child_ = Layer::Create();
layer_tree_host()->SetRootLayer(root_);
root_->AddChild(child_);
child_->AddChild(grand_child_);
root_->SetBounds(gfx::Size(50, 50));
root_->SetMasksToBounds(true);
child_->SetForceRenderSurfaceForTesting(true);
LayerTreeHostTest::SetupTree();
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommit() override {
switch (layer_tree_host()->SourceFrameNumber()) {
case 1:
grand_child_->SetOpacity(0.9f);
break;
case 2:
root_->SetBounds(gfx::Size(20, 20));
break;
case 3:
child_->SetDoubleSided(false);
break;
}
}
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
LayerImpl* root_impl = impl->active_tree()->LayerById(root_->id());
LayerImpl* child_impl = impl->active_tree()->LayerById(child_->id());
switch (impl->active_tree()->source_frame_number()) {
case 0:
EXPECT_TRUE(GetRenderSurface(root_impl)->AncestorPropertyChanged());
EXPECT_TRUE(GetRenderSurface(child_impl)->AncestorPropertyChanged());
PostSetNeedsCommitToMainThread();
break;
case 1:
EXPECT_FALSE(GetRenderSurface(root_impl)->AncestorPropertyChanged());
EXPECT_FALSE(GetRenderSurface(child_impl)->AncestorPropertyChanged());
PostSetNeedsCommitToMainThread();
break;
case 2:
EXPECT_TRUE(GetRenderSurface(root_impl)->AncestorPropertyChanged());
EXPECT_TRUE(GetRenderSurface(child_impl)->AncestorPropertyChanged());
PostSetNeedsCommitToMainThread();
break;
case 3:
EXPECT_FALSE(GetRenderSurface(root_impl)->AncestorPropertyChanged());
EXPECT_TRUE(GetRenderSurface(child_impl)->AncestorPropertyChanged());
PostSetNeedsCommitToMainThread();
break;
case 4:
EXPECT_FALSE(GetRenderSurface(root_impl)->AncestorPropertyChanged());
EXPECT_FALSE(GetRenderSurface(child_impl)->AncestorPropertyChanged());
EndTest();
break;
}
return draw_result;
}
private:
scoped_refptr<Layer> root_;
scoped_refptr<Layer> child_;
scoped_refptr<Layer> grand_child_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestSurfaceDamage);
class LayerTreeHostTestLayerListSurfaceDamage : public LayerTreeHostTest {
protected:
LayerTreeHostTestLayerListSurfaceDamage() { SetUseLayerLists(); }
void SetupTree() override {
SetInitialRootBounds(gfx::Size(50, 50));
LayerTreeHostTest::SetupTree();
root_ = layer_tree_host()->root_layer();
child_a_ = Layer::Create();
child_a_->SetBounds(gfx::Size(10, 20));
child_a_->SetIsDrawable(true);
CopyProperties(root_, child_a_.get());
auto& effect_a = CreateEffectNode(child_a_.get());
effect_a.render_surface_reason = RenderSurfaceReason::kTest;
root_->AddChild(child_a_);
child_b_ = Layer::Create();
child_b_->SetBounds(gfx::Size(20, 10));
child_b_->SetIsDrawable(true);
CopyProperties(root_, child_b_.get());
auto& effect_b = CreateEffectNode(child_b_.get());
effect_b.render_surface_reason = RenderSurfaceReason::kTest;
root_->AddChild(child_b_);
child_c_ = Layer::Create();
child_c_->SetBounds(gfx::Size(15, 15));
child_c_->SetIsDrawable(true);
CopyProperties(root_, child_c_.get());
auto& effect_c = CreateEffectNode(child_c_.get());
effect_c.render_surface_reason = RenderSurfaceReason::kTest;
root_->AddChild(child_c_);
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommit() override {
switch (layer_tree_host()->SourceFrameNumber()) {
case 1:
// Push an unchanged list. This should cause no damage.
{
LayerList same_list = root_->children();
root_->SetChildLayerList(same_list);
}
break;
case 2:
// Reverse the last two layers so the order becomes: [a, c, b]. This
// should only damage the 'b' layer.
{
LayerList last_two_reversed;
last_two_reversed.push_back(child_a_);
last_two_reversed.push_back(child_c_);
last_two_reversed.push_back(child_b_);
root_->SetChildLayerList(last_two_reversed);
}
break;
case 3:
// Reverse the first two layers so the order becomes: [c, a, b]. This
// should damage the last two layers, 'a' and 'b'.
{
LayerList last_pair_reversed;
last_pair_reversed.push_back(child_c_);
last_pair_reversed.push_back(child_a_);
last_pair_reversed.push_back(child_b_);
root_->SetChildLayerList(last_pair_reversed);
}
break;
case 4:
// Remove the first layer, 'c', so the order becomes: ['a', 'b']. This
// should not damage 'a' or 'b'.
{
LayerList first_removed = root_->children();
first_removed.erase(first_removed.begin());
root_->SetChildLayerList(first_removed);
}
break;
case 5:
// Add a new layer, 'c', so the order becomes: ['a', 'b', 'c']. This
// should only damage 'c'.
{
LayerList existing_plus_new_child = root_->children();
existing_plus_new_child.push_back(child_c_);
root_->SetChildLayerList(existing_plus_new_child);
}
break;
}
}
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
LayerImpl* child_a_impl = impl->active_tree()->LayerById(child_a_->id());
LayerImpl* child_b_impl = impl->active_tree()->LayerById(child_b_->id());
LayerImpl* child_c_impl = impl->active_tree()->LayerById(child_c_->id());
switch (impl->active_tree()->source_frame_number()) {
case 0:
// Full damage on first frame.
EXPECT_EQ(GetRenderSurface(child_a_impl)->GetDamageRect(),
gfx::Rect(0, 0, 10, 20));
EXPECT_EQ(GetRenderSurface(child_b_impl)->GetDamageRect(),
gfx::Rect(0, 0, 20, 10));
EXPECT_EQ(GetRenderSurface(child_c_impl)->GetDamageRect(),
gfx::Rect(0, 0, 15, 15));
PostSetNeedsCommitToMainThread();
break;
case 1:
// No damage after pushing the same list.
EXPECT_TRUE(GetRenderSurface(child_a_impl)->GetDamageRect().IsEmpty());
EXPECT_TRUE(GetRenderSurface(child_b_impl)->GetDamageRect().IsEmpty());
EXPECT_TRUE(GetRenderSurface(child_c_impl)->GetDamageRect().IsEmpty());
PostSetNeedsCommitToMainThread();
break;
case 2:
// Only 'b' damaged after reversing the last two layers.
EXPECT_TRUE(GetRenderSurface(child_a_impl)->GetDamageRect().IsEmpty());
EXPECT_EQ(GetRenderSurface(child_b_impl)->GetDamageRect(),
gfx::Rect(0, 0, 20, 10));
EXPECT_TRUE(GetRenderSurface(child_c_impl)->GetDamageRect().IsEmpty());
PostSetNeedsCommitToMainThread();
break;
case 3:
// 'a' and 'b' damaged after reversing the first two layers.
EXPECT_EQ(GetRenderSurface(child_a_impl)->GetDamageRect(),
gfx::Rect(0, 0, 10, 20));
EXPECT_EQ(GetRenderSurface(child_b_impl)->GetDamageRect(),
gfx::Rect(0, 0, 20, 10));
EXPECT_TRUE(GetRenderSurface(child_c_impl)->GetDamageRect().IsEmpty());
PostSetNeedsCommitToMainThread();
break;
case 4:
// When the first layer, 'c', is removed, 'a' and 'b' should not be
// damaged.
EXPECT_TRUE(GetRenderSurface(child_a_impl)->GetDamageRect().IsEmpty());
EXPECT_TRUE(GetRenderSurface(child_b_impl)->GetDamageRect().IsEmpty());
PostSetNeedsCommitToMainThread();
break;
case 5:
// When 'c' is added, 'a' and 'b' should not be damaged.
EXPECT_TRUE(GetRenderSurface(child_a_impl)->GetDamageRect().IsEmpty());
EXPECT_TRUE(GetRenderSurface(child_b_impl)->GetDamageRect().IsEmpty());
EXPECT_EQ(GetRenderSurface(child_c_impl)->GetDamageRect(),
gfx::Rect(0, 0, 15, 15));
EndTest();
break;
}
return draw_result;
}
private:
Layer* root_;
scoped_refptr<Layer> child_a_;
scoped_refptr<Layer> child_b_;
scoped_refptr<Layer> child_c_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestLayerListSurfaceDamage);
// When settings->enable_early_damage_check is true, verify that invalidate is
// not called when changes to a layer don't cause visible damage.
class LayerTreeHostTestNoDamageCausesNoInvalidate : public LayerTreeHostTest {
void InitializeSettings(LayerTreeSettings* settings) override {
settings->using_synchronous_renderer_compositor = true;
settings->enable_early_damage_check = true;
}
protected:
void SetupTree() override {
scoped_refptr<Layer> root = Layer::Create();
layer_ = Layer::Create();
root->AddChild(layer_);
layer_tree_host()->SetViewportRectAndScale(gfx::Rect(10, 10), 1.f,
viz::LocalSurfaceIdAllocation());
layer_tree_host()->SetRootLayer(root);
// Translate the root layer past the viewport.
gfx::Transform translation;
translation.Translate(100, 100);
layer_->SetTransform(translation);
root->SetBounds(gfx::Size(50, 50));
layer_->SetBounds(gfx::Size(50, 50));
LayerTreeHostTest::SetupTree();
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommit() override {
// This does not damage the frame because the root layer is outside the
// viewport.
if (layer_tree_host()->SourceFrameNumber() == 2)
layer_->SetOpacity(0.9f);
}
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
PostSetNeedsCommitToMainThread();
return draw_result;
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
switch (impl->active_tree()->source_frame_number()) {
// This gives us some assurance that invalidates happen before this call,
// so invalidating on frame 2 will cause a failure before the test ends.
case 0:
EXPECT_TRUE(first_frame_invalidate_before_commit_);
break;
case 2:
EndTest();
}
}
void DidInvalidateLayerTreeFrameSink(LayerTreeHostImpl* impl) override {
switch (impl->active_tree()->source_frame_number()) {
// Be sure that invalidates happen before commits, so the below failure
// works.
case 0:
first_frame_invalidate_before_commit_ = true;
break;
// Frame 1 will invalidate, even though it has no damage. The early
// damage check that prevents frame 2 from invalidating only runs if
// a previous frame did not have damage.
// This frame should not cause an invalidate, since there is no visible
// damage.
case 2:
ADD_FAILURE();
}
}
private:
scoped_refptr<Layer> layer_;
bool first_frame_invalidate_before_commit_ = false;
};
// This behavior is specific to Android WebView, which only uses
// multi-threaded compositor.
MULTI_THREAD_TEST_F(LayerTreeHostTestNoDamageCausesNoInvalidate);
// When settings->enable_early_damage_check is true, verify that the early
// damage check is turned off after |settings->damaged_frame_limit| frames
// have consecutive damage.
// The test verifies that frames come in as follows:
// 0: visible damage as the root appears; invalidated
// 1: no visible damage; invalidate because all previous frames had damage
// 2: no visible damage; check early since frame 1 had no damage; no invalidate
// 3: visible damage
// ... (visible damage)
// 3 + damaged_frame_limit - 1: visible damage
// 3 + damaged_frame_limit: no visible damage, but invalidate because all of
// the last |damaged_frame_limit| frames had damage.
class LayerTreeHostTestEarlyDamageCheckStops : public LayerTreeHostTest {
void InitializeSettings(LayerTreeSettings* settings) override {
settings->using_synchronous_renderer_compositor = true;
settings->enable_early_damage_check = true;
damaged_frame_limit_ = settings->damaged_frame_limit;
}
protected:
void SetupTree() override {
root_ = Layer::Create();
child_ = Layer::Create();
root_->AddChild(child_);
layer_tree_host()->SetViewportRectAndScale(gfx::Rect(100, 100), 1.f,
viz::LocalSurfaceIdAllocation());
layer_tree_host()->SetRootLayer(root_);
root_->SetBounds(gfx::Size(50, 50));
child_->SetBounds(gfx::Size(50, 50));
// Translate the child layer past the viewport.
gfx::Transform translation;
translation.Translate(200, 200);
child_->SetTransform(translation);
LayerTreeHostTest::SetupTree();
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void WillBeginMainFrame() override {
int frame = layer_tree_host()->SourceFrameNumber();
// Change the child layer each frame. Since the child layer is translated
// past the viewport, it should not cause damage, but webview will still
// invalidate if the frame doesn't check for damage early.
child_->SetOpacity(1.0 / (float)(frame + 1));
// For |damaged_frame_limit| consecutive frames, cause actual damage.
if (frame >= 3 && frame < (damaged_frame_limit_ + 3)) {
root_->SetOpacity(1.0 / (float)frame);
}
}
void DidActivateTreeOnThread(LayerTreeHostImpl* impl) override {
PostSetNeedsCommitToMainThread();
}
void DidInvalidateLayerTreeFrameSink(LayerTreeHostImpl* impl) override {
int frame_number = impl->active_tree()->source_frame_number();
// Frames 0 and 1 invalidate because the early damage check is not enabled
// during this setup. But frames 1 and 2 are not damaged, so the early
// check should prevent frame 2 from invalidating.
if (frame_number == 2) {
ADD_FAILURE();
} else if (frame_number > 2) {
invalidate_count_++;
}
// Frame number |damaged_frame_limit_ + 3| was not damaged, but it should
// invalidate since the previous |damaged_frame_limit_| frames had damage
// and should have turned off the early damage check.
if (frame_number == damaged_frame_limit_ + 3) {
EndTest();
return;
}
}
void AfterTest() override {
// We should invalidate |damaged_frame_limit_| frames that had actual damage
// and one additional frame after, since the early check is disabled.
EXPECT_EQ(invalidate_count_, damaged_frame_limit_ + 1);
}
private:
scoped_refptr<Layer> root_;
scoped_refptr<Layer> child_;
int invalidate_count_ = 0;
int damaged_frame_limit_;
};
// This behavior is specific to Android WebView, which only uses
// multi-threaded compositor.
MULTI_THREAD_TEST_F(LayerTreeHostTestEarlyDamageCheckStops);
// When settings->enable_early_damage_check is true, verifies that PrepareTiles
// need not cause a draw when there is no visible damage. Here, a child layer is
// translated outside of the viewport. After two draws, the early damage check
// should prevent further draws, but preventing further draws should not prevent
// PrepareTiles.
class LayerTreeHostTestPrepareTilesWithoutDraw : public LayerTreeHostTest {
void InitializeSettings(LayerTreeSettings* settings) override {
settings->using_synchronous_renderer_compositor = true;
settings->enable_early_damage_check = true;
}
protected:
void SetupTree() override {
LayerTreeHostTest::SetupTree();
child_layer_ = Layer::Create();
layer_tree_host()->root_layer()->AddChild(child_layer_);
layer_tree_host()->SetViewportRectAndScale(gfx::Rect(10, 10), 1.f,
viz::LocalSurfaceIdAllocation());
layer_tree_host()->root_layer()->SetBounds(gfx::Size(50, 50));
child_layer_->SetBounds(gfx::Size(50, 50));
// Translate the child layer past the viewport.
gfx::Transform translation;
translation.Translate(100, 100);
child_layer_->SetTransform(translation);
child_layer_->SetBounds(gfx::Size(50, 50));
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommit() override {
int frame_number = layer_tree_host()->SourceFrameNumber();
if (frame_number > 3) {
EndTest();
return;
}
// Modify the child layer each frame.
float new_opacity = 0.9f / (frame_number + 1);
child_layer_->SetOpacity(new_opacity);
PostSetNeedsCommitToMainThread();
}
void WillPrepareTilesOnThread(LayerTreeHostImpl* impl) override {
if (impl->active_tree()->source_frame_number() >= 0)
prepare_tiles_count_++;
switch (impl->active_tree()->source_frame_number()) {
case 0:
EXPECT_EQ(1, prepare_tiles_count_);
break;
case 1:
EXPECT_EQ(2, prepare_tiles_count_);
break;
case 2:
EXPECT_EQ(3, prepare_tiles_count_);
break;
}
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
draw_count_++;
switch (impl->active_tree()->source_frame_number()) {
case 0:
// There is actual damage as the layers are set up.
EXPECT_EQ(1, draw_count_);
break;
case 1:
// There is no damage, but draw because the early damage check
// didn't occur.
EXPECT_EQ(2, draw_count_);
break;
default:
// After the first two draws, the early damage check should kick
// in and prevent further draws.
ADD_FAILURE();
}
}
void AfterTest() override { EXPECT_EQ(2, draw_count_); }
private:
scoped_refptr<Layer> child_layer_;
int prepare_tiles_count_ = 0;
int draw_count_ = 0;
};
// This behavior is specific to Android WebView, which only uses
// multi-threaded compositor.
// Flaky: https://crbug.com/947673
// MULTI_THREAD_TEST_F(LayerTreeHostTestPrepareTilesWithoutDraw);
// Verify CanDraw() is false until first commit.
class LayerTreeHostTestCantDrawBeforeCommit : public LayerTreeHostTest {
protected:
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void ReadyToCommitOnThread(LayerTreeHostImpl* host_impl) override {
EXPECT_FALSE(host_impl->CanDraw());
}
void DidActivateTreeOnThread(LayerTreeHostImpl* host_impl) override {
EXPECT_TRUE(host_impl->CanDraw());
EndTest();
}
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestCantDrawBeforeCommit);
// Verify CanDraw() is false until first commit+activate.
class LayerTreeHostTestCantDrawBeforeCommitActivate : public LayerTreeHostTest {
protected:
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
EXPECT_FALSE(host_impl->CanDraw());
}
void WillActivateTreeOnThread(LayerTreeHostImpl* host_impl) override {
EXPECT_FALSE(host_impl->CanDraw());
}
void DidActivateTreeOnThread(LayerTreeHostImpl* host_impl) override {
EXPECT_TRUE(host_impl->CanDraw());
EndTest();
}
};
// Single thread mode commits directly to the active tree, so CanDraw()
// is true by the time WillActivateTreeOnThread is called.
MULTI_THREAD_TEST_F(LayerTreeHostTestCantDrawBeforeCommitActivate);
// Verify damage status of property trees is preserved after commit.
class LayerTreeHostTestPropertyTreesChangedSync : public LayerTreeHostTest {
protected:
void SetupTree() override {
root_ = Layer::Create();
child_ = Layer::Create();
// This is to force the child to create a transform and effect node.
child_->SetForceRenderSurfaceForTesting(true);
root_->AddChild(child_);
layer_tree_host()->SetRootLayer(root_);
LayerTreeHostTest::SetupTree();
}
enum Animations {
OPACITY,
TRANSFORM,
FILTER,
END,
};
void BeginTest() override {
index_ = OPACITY;
PostSetNeedsCommitToMainThread();
}
void DidCommit() override {
switch (layer_tree_host()->SourceFrameNumber()) {
case 2:
// We rebuild property trees for this case to test the code path of
// damage status synchronization when property trees are different.
layer_tree_host()->property_trees()->needs_rebuild = true;
break;
default:
EXPECT_FALSE(layer_tree_host()->property_trees()->needs_rebuild);
}
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
gfx::Transform transform;
FilterOperations filters;
LayerImpl* root = impl->active_tree()->root_layer();
switch (static_cast<Animations>(index_)) {
case OPACITY:
index_++;
impl->active_tree()->ResetAllChangeTracking();
impl->active_tree()->SetOpacityMutated(root->element_id(), 0.5f);
PostSetNeedsCommitToMainThread();
break;
case TRANSFORM:
index_++;
EXPECT_TRUE(impl->active_tree()
->LayerById(root_->id())
->LayerPropertyChanged());
impl->active_tree()->ResetAllChangeTracking();
EXPECT_FALSE(impl->active_tree()
->LayerById(root_->id())
->LayerPropertyChanged());
EXPECT_FALSE(impl->active_tree()
->LayerById(child_->id())
->LayerPropertyChanged());
transform.Translate(10, 10);
impl->active_tree()->SetTransformMutated(root->element_id(), transform);
PostSetNeedsCommitToMainThread();
break;
case FILTER:
index_++;
EXPECT_TRUE(root->LayerPropertyChanged());
EXPECT_TRUE(impl->active_tree()
->LayerById(child_->id())
->LayerPropertyChanged());
impl->active_tree()->ResetAllChangeTracking();
EXPECT_FALSE(root->LayerPropertyChanged());
EXPECT_FALSE(impl->active_tree()
->LayerById(child_->id())
->LayerPropertyChanged());
filters.Append(FilterOperation::CreateOpacityFilter(0.5f));
impl->active_tree()->SetFilterMutated(root->element_id(), filters);
PostSetNeedsCommitToMainThread();
break;
case END:
EXPECT_TRUE(root->LayerPropertyChanged());
EndTest();
break;
}
}
private:
int index_;
scoped_refptr<Layer> root_;
scoped_refptr<Layer> child_;
};
SINGLE_THREAD_TEST_F(LayerTreeHostTestPropertyTreesChangedSync);
class LayerTreeHostTestAnimationOpacityMutatedNotUsingLayerLists
: public LayerTreeHostTest {
protected:
void BeginTest() override {
Layer* root = layer_tree_host()->root_layer();
EXPECT_EQ(1.0f, root->opacity());
layer_tree_host()->SetElementOpacityMutated(root->element_id(),
ElementListType::ACTIVE, 0.3f);
// When not using layer lists, opacity is stored on the layer.
EXPECT_EQ(0.3f, root->opacity());
EndTest();
}
};
SINGLE_THREAD_TEST_F(
LayerTreeHostTestAnimationOpacityMutatedNotUsingLayerLists);
class LayerTreeHostTestAnimationOpacityMutatedUsingLayerLists
: public LayerTreeHostTest {
public:
LayerTreeHostTestAnimationOpacityMutatedUsingLayerLists() {
SetUseLayerLists();
}
protected:
void BeginTest() override {
Layer* root = layer_tree_host()->root_layer();
EXPECT_EQ(1.0f, root->opacity());
EXPECT_EQ(1.0f, layer_tree_host()
->property_trees()
->effect_tree.FindNodeFromElementId(root->element_id())
->opacity);
layer_tree_host()->SetElementOpacityMutated(root->element_id(),
ElementListType::ACTIVE, 0.3f);
// When using layer lists, we don't have to store the opacity on the layer.
EXPECT_EQ(1.0f, root->opacity());
// The opacity should have been set directly on the effect node instead.
EXPECT_EQ(0.3f, layer_tree_host()
->property_trees()
->effect_tree.FindNodeFromElementId(root->element_id())
->opacity);
EndTest();
}
};
SINGLE_THREAD_TEST_F(LayerTreeHostTestAnimationOpacityMutatedUsingLayerLists);
class LayerTreeHostTestAnimationTransformMutatedNotUsingLayerLists
: public LayerTreeHostTest {
protected:
void SetupTree() override {
root_ = Layer::Create();
child_ = Layer::Create();
root_->AddChild(child_);
layer_tree_host()->SetRootLayer(root_);
LayerTreeHostTest::SetupTree();
}
void BeginTest() override {
EXPECT_EQ(gfx::Transform(), child_->transform());
gfx::Transform expected_transform;
expected_transform.Translate(42, 42);
layer_tree_host()->SetElementTransformMutated(
child_->element_id(), ElementListType::ACTIVE, expected_transform);
// When not using layer lists, transform is stored on the layer.
EXPECT_EQ(expected_transform, child_->transform());
EndTest();
}
private:
scoped_refptr<Layer> root_;
scoped_refptr<Layer> child_;
};
SINGLE_THREAD_TEST_F(
LayerTreeHostTestAnimationTransformMutatedNotUsingLayerLists);
class LayerTreeHostTestAnimationTransformMutatedUsingLayerLists
: public LayerTreeHostTest {
public:
LayerTreeHostTestAnimationTransformMutatedUsingLayerLists() {
SetUseLayerLists();
}
protected:
void BeginTest() override {
Layer* root = layer_tree_host()->root_layer();
EXPECT_EQ(gfx::Transform(), root->transform());
EXPECT_EQ(gfx::Transform(),
layer_tree_host()
->property_trees()
->transform_tree.FindNodeFromElementId(root->element_id())
->local);
gfx::Transform expected_transform;
expected_transform.Translate(42, 42);
layer_tree_host()->SetElementTransformMutated(
root->element_id(), ElementListType::ACTIVE, expected_transform);
// When using layer lists, we don't have to store the transform on the
// layer.
EXPECT_EQ(gfx::Transform(), root->transform());
// The transform should have been set directly on the transform node
// instead.
EXPECT_EQ(expected_transform,
layer_tree_host()
->property_trees()
->transform_tree.FindNodeFromElementId(root->element_id())
->local);
EndTest();
}
};
SINGLE_THREAD_TEST_F(LayerTreeHostTestAnimationTransformMutatedUsingLayerLists);
class LayerTreeHostTestAnimationFilterMutatedNotUsingLayerLists
: public LayerTreeHostTest {
protected:
void BeginTest() override {
Layer* root = layer_tree_host()->root_layer();
FilterOperations filters;
EXPECT_EQ(FilterOperations(), root->filters());
filters.Append(FilterOperation::CreateOpacityFilter(0.5f));
layer_tree_host()->SetElementFilterMutated(
root->element_id(), ElementListType::ACTIVE, filters);
// When not using layer lists, filters are just stored directly on the
// layer.
EXPECT_EQ(filters, root->filters());
EndTest();
}
};
SINGLE_THREAD_TEST_F(LayerTreeHostTestAnimationFilterMutatedNotUsingLayerLists);
class LayerTreeHostTestAnimationFilterMutatedUsingLayerLists
: public LayerTreeHostTest {
public:
LayerTreeHostTestAnimationFilterMutatedUsingLayerLists() {
SetUseLayerLists();
}
protected:
void BeginTest() override {
Layer* root = layer_tree_host()->root_layer();
EXPECT_EQ(FilterOperations(), root->filters());
EXPECT_EQ(FilterOperations(),
layer_tree_host()
->property_trees()
->effect_tree.FindNodeFromElementId(root->element_id())
->filters);
FilterOperations filters;
filters.Append(FilterOperation::CreateOpacityFilter(0.5f));
layer_tree_host()->SetElementFilterMutated(
root->element_id(), ElementListType::ACTIVE, filters);
// When using layer lists, we don't have to store the filters on the layer.
EXPECT_EQ(FilterOperations(), root->filters());
// The filter should have been set directly on the effect node instead.
EXPECT_EQ(filters,
layer_tree_host()
->property_trees()
->effect_tree.FindNodeFromElementId(root->element_id())
->filters);
EndTest();
}
};
SINGLE_THREAD_TEST_F(LayerTreeHostTestAnimationFilterMutatedUsingLayerLists);
class LayerTreeHostTestEffectTreeSync : public LayerTreeHostTest {
protected:
void SetupTree() override {
root_ = Layer::Create();
layer_tree_host()->SetRootLayer(root_);
blur_filter_.Append(FilterOperation::CreateBlurFilter(0.5f));
brightness_filter_.Append(FilterOperation::CreateBrightnessFilter(0.25f));
sepia_filter_.Append(FilterOperation::CreateSepiaFilter(0.75f));
LayerTreeHostTest::SetupTree();
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommit() override {
EffectTree& effect_tree = layer_tree_host()->property_trees()->effect_tree;
EffectNode* node = effect_tree.Node(root_->effect_tree_index());
switch (layer_tree_host()->SourceFrameNumber()) {
case 1:
node->opacity = 0.5f;
node->is_currently_animating_opacity = true;
break;
case 2:
node->is_currently_animating_opacity = true;
break;
case 3:
node->is_currently_animating_opacity = false;
break;
case 4:
node->opacity = 0.25f;
node->is_currently_animating_opacity = true;
break;
case 5:
node->filters = blur_filter_;
node->is_currently_animating_filter = true;
break;
case 6:
node->is_currently_animating_filter = true;
break;
case 7:
node->is_currently_animating_filter = false;
break;
case 8:
node->filters = sepia_filter_;
node->is_currently_animating_filter = true;
break;
}
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
EffectTree& effect_tree = impl->sync_tree()->property_trees()->effect_tree;
LayerImpl* root = impl->sync_tree()->root_layer();
EffectNode* node = effect_tree.Node(root->effect_tree_index());
switch (impl->sync_tree()->source_frame_number()) {
case 0:
impl->sync_tree()->SetOpacityMutated(root->element_id(), 0.75f);
PostSetNeedsCommitToMainThread();
break;
case 1:
EXPECT_EQ(node->opacity, 0.75f);
PostSetNeedsCommitToMainThread();
break;
case 2:
EXPECT_EQ(node->opacity, 0.75f);
impl->sync_tree()->SetOpacityMutated(root->element_id(), 0.75f);
PostSetNeedsCommitToMainThread();
break;
case 3:
EXPECT_EQ(node->opacity, 0.5f);
PostSetNeedsCommitToMainThread();
break;
case 4:
EXPECT_EQ(node->opacity, 0.25f);
impl->sync_tree()->SetFilterMutated(root->element_id(),
brightness_filter_);
PostSetNeedsCommitToMainThread();
break;
case 5:
EXPECT_EQ(node->filters, brightness_filter_);
PostSetNeedsCommitToMainThread();
break;
case 6:
EXPECT_EQ(node->filters, brightness_filter_);
impl->sync_tree()->SetFilterMutated(root->element_id(),
brightness_filter_);
PostSetNeedsCommitToMainThread();
break;
case 7:
EXPECT_EQ(node->filters, blur_filter_);
PostSetNeedsCommitToMainThread();
break;
case 8:
EXPECT_EQ(node->filters, sepia_filter_);
EndTest();
break;
}
}
private:
scoped_refptr<Layer> root_;
FilterOperations blur_filter_;
FilterOperations brightness_filter_;
FilterOperations sepia_filter_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestEffectTreeSync);
class LayerTreeHostTestTransformTreeSync : public LayerTreeHostTest {
protected:
void SetupTree() override {
scoped_refptr<Layer> root = Layer::Create();
layer_ = Layer::Create();
// Force a transform node for the layer.
gfx::Transform rotate5;
rotate5.Rotate(5.f);
layer_->SetTransform(rotate5);
root->AddChild(layer_);
layer_tree_host()->SetRootLayer(root);
LayerTreeHostTest::SetupTree();
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommit() override {
TransformTree& transform_tree =
layer_tree_host()->property_trees()->transform_tree;
TransformNode* node = transform_tree.Node(layer_->transform_tree_index());
gfx::Transform rotate10;
rotate10.Rotate(10.f);
switch (layer_tree_host()->SourceFrameNumber()) {
case 1:
node->local = rotate10;
node->is_currently_animating = true;
break;
case 2:
node->is_currently_animating = true;
break;
case 3:
node->is_currently_animating = false;
break;
case 4:
node->local = gfx::Transform();
node->is_currently_animating = true;
break;
}
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
TransformTree& transform_tree =
impl->sync_tree()->property_trees()->transform_tree;
const LayerImpl* layer = impl->sync_tree()->LayerById(layer_->id());
const TransformNode* node =
transform_tree.Node(layer->transform_tree_index());
gfx::Transform rotate10;
rotate10.Rotate(10.f);
gfx::Transform rotate20;
rotate20.Rotate(20.f);
switch (impl->sync_tree()->source_frame_number()) {
case 0:
impl->sync_tree()->SetTransformMutated(layer->element_id(), rotate20);
PostSetNeedsCommitToMainThread();
break;
case 1:
EXPECT_EQ(node->local, rotate20);
PostSetNeedsCommitToMainThread();
break;
case 2:
EXPECT_EQ(node->local, rotate20);
impl->sync_tree()->SetTransformMutated(layer->element_id(), rotate20);
PostSetNeedsCommitToMainThread();
break;
case 3:
EXPECT_EQ(node->local, rotate10);
PostSetNeedsCommitToMainThread();
break;
case 4:
EXPECT_EQ(node->local, gfx::Transform());
EndTest();
}
}
private:
scoped_refptr<Layer> layer_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestTransformTreeSync);
// Verify damage status is updated even when the transform tree doesn't need
// to be updated at draw time.
class LayerTreeHostTestTransformTreeDamageIsUpdated : public LayerTreeHostTest {
protected:
void SetupTree() override {
root_ = Layer::Create();
child_ = Layer::Create();
grand_child_ = Layer::Create();
root_->SetBounds(gfx::Size(50, 50));
// Make sure child is registered for animation.
child_->SetElementId(ElementId(2));
// Make sure child and grand_child have transform nodes.
gfx::Transform rotation;
rotation.RotateAboutZAxis(45.0);
child_->SetTransform(rotation);
grand_child_->SetTransform(rotation);
root_->AddChild(child_);
child_->AddChild(grand_child_);
layer_tree_host()->SetRootLayer(root_);
LayerTreeHostTest::SetupTree();
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommit() override {
if (layer_tree_host()->SourceFrameNumber() == 1) {
gfx::Transform scale;
scale.Scale(2.0, 2.0);
layer_tree_host()->SetElementTransformMutated(
child_->element_id(), ElementListType::ACTIVE, scale);
}
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
if (impl->sync_tree()->source_frame_number() == 0)
PostSetNeedsCommitToMainThread();
}
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
if (impl->active_tree()->source_frame_number() == 1) {
EXPECT_FALSE(
impl->active_tree()->LayerById(root_->id())->LayerPropertyChanged());
EXPECT_TRUE(
impl->active_tree()->LayerById(child_->id())->LayerPropertyChanged());
EXPECT_TRUE(impl->active_tree()
->LayerById(grand_child_->id())
->LayerPropertyChanged());
EndTest();
}
return draw_result;
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
if (impl->active_tree()->source_frame_number() == 0) {
gfx::Transform scale;
scale.Scale(2.0, 2.0);
impl->active_tree()->SetTransformMutated(child_->element_id(), scale);
}
}
private:
scoped_refptr<Layer> root_;
scoped_refptr<Layer> child_;
scoped_refptr<Layer> grand_child_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestTransformTreeDamageIsUpdated);
class UpdateCountingLayer : public PictureLayer {
public:
explicit UpdateCountingLayer(ContentLayerClient* client)
: PictureLayer(client) {}
bool Update() override {
update_count_++;
return false;
}
int update_count() const { return update_count_; }
private:
~UpdateCountingLayer() override = default;
int update_count_ = 0;
};
// Test that when mask layers switches layers, this gets pushed onto impl.
// Also test that mask layer is in the layer update list even if its owning
// layer isn't.
class LayerTreeHostTestSwitchMaskLayer : public LayerTreeHostTest {
protected:
void SetupTree() override {
scoped_refptr<Layer> root = Layer::Create();
root->SetBounds(gfx::Size(10, 10));
// child_layer_ is not drawable.
child_layer_ = base::MakeRefCounted<UpdateCountingLayer>(&client_);
child_layer_->SetBounds(gfx::Size(10, 10));
mask_layer_ = base::MakeRefCounted<UpdateCountingLayer>(&client_);
mask_layer_->SetBounds(gfx::Size(10, 10));
mask_layer_->SetIsDrawable(true);
child_layer_->SetMaskLayer(mask_layer_);
root->AddChild(child_layer_);
layer_tree_host()->SetRootLayer(root);
LayerTreeHostTest::SetupTree();
}
void BeginTest() override {
index_ = 0;
PostSetNeedsCommitToMainThread();
}
void DidCommit() override {
switch (layer_tree_host()->SourceFrameNumber()) {
case 1:
// Root and mask layer should have the same source frame number as they
// will be in the layer update list but the child is not as it doesn't
// draw content.
EXPECT_EQ(mask_layer_->update_count(), 1);
EXPECT_EQ(child_layer_->update_count(), 0);
layer_tree_host()->root_layer()->RemoveAllChildren();
layer_tree_host()->root_layer()->SetMaskLayer(mask_layer_);
break;
}
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
auto* mask_surface =
GetRenderSurface(impl->sync_tree()->LayerById(mask_layer_->id()));
auto* root_surface = GetRenderSurface(impl->sync_tree()->root_layer());
ASSERT_TRUE(mask_surface);
switch (index_) {
case 0: {
index_++;
auto* child_surface =
GetRenderSurface(impl->sync_tree()->LayerById(child_layer_->id()));
EXPECT_EQ(child_surface, mask_surface->render_target());
EXPECT_NE(child_surface, root_surface);
break;
}
case 1:
EXPECT_EQ(mask_surface->render_target(), root_surface);
EndTest();
break;
}
}
FakeContentLayerClient client_;
scoped_refptr<UpdateCountingLayer> mask_layer_;
scoped_refptr<UpdateCountingLayer> child_layer_;
int index_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestSwitchMaskLayer);
// 1 setNeedsRedraw after the first commit has completed should lead to 1
// additional draw.
class LayerTreeHostTestSetNeedsRedraw : public LayerTreeHostTest {
public:
LayerTreeHostTestSetNeedsRedraw() : num_commits_(0), num_draws_(0) {}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
EXPECT_EQ(0, impl->active_tree()->source_frame_number());
if (!num_draws_) {
// Redraw again to verify that the second redraw doesn't commit.
PostSetNeedsRedrawToMainThread();
} else {
EndTest();
}
num_draws_++;
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
EXPECT_EQ(0, num_draws_);
num_commits_++;
}
void AfterTest() override {
EXPECT_GE(2, num_draws_);
EXPECT_EQ(1, num_commits_);
}
private:
int num_commits_;
int num_draws_;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestSetNeedsRedraw);
// After setNeedsRedrawRect(invalid_rect) the final damage_rect
// must contain invalid_rect.
class LayerTreeHostTestSetNeedsRedrawRect : public LayerTreeHostTest {
public:
LayerTreeHostTestSetNeedsRedrawRect()
: num_draws_(0), bounds_(50, 50), invalid_rect_(10, 10, 20, 20) {}
void BeginTest() override {
root_layer_ = FakePictureLayer::Create(&client_);
root_layer_->SetIsDrawable(true);
root_layer_->SetBounds(bounds_);
layer_tree_host()->SetRootLayer(root_layer_);
layer_tree_host()->SetViewportRectAndScale(gfx::Rect(bounds_), 1.f,
viz::LocalSurfaceIdAllocation());
PostSetNeedsCommitToMainThread();
client_.set_bounds(root_layer_->bounds());
}
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
EXPECT_EQ(DRAW_SUCCESS, draw_result);
gfx::Rect root_damage_rect;
if (!frame_data->render_passes.empty())
root_damage_rect = frame_data->render_passes.back()->damage_rect;
if (!num_draws_) {
// If this is the first frame, expect full frame damage.
EXPECT_EQ(root_damage_rect, gfx::Rect(bounds_));
} else {
// Check that invalid_rect_ is indeed repainted.
EXPECT_TRUE(root_damage_rect.Contains(invalid_rect_));
}
return draw_result;
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
if (!num_draws_) {
PostSetNeedsRedrawRectToMainThread(invalid_rect_);
} else {
EndTest();
}
num_draws_++;
}
void AfterTest() override { EXPECT_EQ(2, num_draws_); }
private:
int num_draws_;
const gfx::Size bounds_;
const gfx::Rect invalid_rect_;
FakeContentLayerClient client_;
scoped_refptr<FakePictureLayer> root_layer_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestSetNeedsRedrawRect);
// Ensure the texture size of the pending and active trees are identical when a
// layer is not in the viewport and a resize happens on the viewport
class LayerTreeHostTestGpuRasterDeviceSizeChanged : public LayerTreeHostTest {
public:
LayerTreeHostTestGpuRasterDeviceSizeChanged()
: num_draws_(0), bounds_(500, 64), invalid_rect_(10, 10, 20, 20) {}
void BeginTest() override {
client_.set_fill_with_nonsolid_color(true);
scoped_refptr<Layer> root = Layer::Create();
layer_ = FakePictureLayer::Create(&client_);
root->AddChild(layer_);
layer_->SetIsDrawable(true);
gfx::Transform transform;
// Translate the layer out of the viewport to force it to not update its
// tile size via PushProperties.
transform.Translate(10000.0, 10000.0);
layer_->SetTransform(transform);
root->SetBounds(bounds_);
layer_->SetBounds(bounds_);
layer_tree_host()->SetRootLayer(root);
layer_tree_host()->SetViewportRectAndScale(
gfx::Rect(bounds_), 1.f, GetCurrentLocalSurfaceIdAllocation());
PostSetNeedsCommitToMainThread();
client_.set_bounds(layer_->bounds());
}
void InitializeSettings(LayerTreeSettings* settings) override {
settings->gpu_rasterization_forced = true;
}
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
if (num_draws_ == 2) {
auto* pending_tree = host_impl->pending_tree();
auto* pending_layer_impl = static_cast<FakePictureLayerImpl*>(
pending_tree->LayerById(layer_->id()));
EXPECT_NE(pending_layer_impl, nullptr);
auto* active_tree = host_impl->pending_tree();
auto* active_layer_impl = static_cast<FakePictureLayerImpl*>(
active_tree->LayerById(layer_->id()));
EXPECT_NE(pending_layer_impl, nullptr);
auto* active_tiling_set = active_layer_impl->picture_layer_tiling_set();
auto* active_tiling = active_tiling_set->tiling_at(0);
auto* pending_tiling_set = pending_layer_impl->picture_layer_tiling_set();
auto* pending_tiling = pending_tiling_set->tiling_at(0);
EXPECT_EQ(
pending_tiling->TilingDataForTesting().max_texture_size().width(),
active_tiling->TilingDataForTesting().max_texture_size().width());
}
}
void DidCommitAndDrawFrame() override {
// On the second commit, resize the viewport.
if (num_draws_ == 1) {
GenerateNewLocalSurfaceId();
layer_tree_host()->SetViewportRectAndScale(
gfx::Rect(400, 64), 1.f, GetCurrentLocalSurfaceIdAllocation());
}
if (num_draws_ < 2) {
layer_tree_host()->SetNeedsRedrawRect(invalid_rect_);
layer_tree_host()->SetNeedsCommit();
num_draws_++;
} else {
EndTest();
}
}
private:
int num_draws_;
const gfx::Size bounds_;
const gfx::Rect invalid_rect_;
FakeContentLayerClient client_;
scoped_refptr<FakePictureLayer> layer_;
};
// As there's no pending tree in single-threaded case, this test should run
// only for multi-threaded case.
MULTI_THREAD_TEST_F(LayerTreeHostTestGpuRasterDeviceSizeChanged);
class LayerTreeHostTestNoExtraCommitFromInvalidate : public LayerTreeHostTest {
public:
void SetupTree() override {
root_layer_ = Layer::Create();
root_layer_->SetBounds(gfx::Size(10, 20));
scaled_layer_ = FakePictureLayer::Create(&client_);
scaled_layer_->SetBounds(gfx::Size(1, 1));
root_layer_->AddChild(scaled_layer_);
layer_tree_host()->SetRootLayer(root_layer_);
LayerTreeHostTest::SetupTree();
client_.set_bounds(root_layer_->bounds());
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
if (host_impl->active_tree()->source_frame_number() == 1)
EndTest();
}
void DidCommit() override {
switch (layer_tree_host()->SourceFrameNumber()) {
case 1:
// SetBounds grows the layer and exposes new content.
scaled_layer_->SetBounds(gfx::Size(4, 4));
break;
default:
// No extra commits.
EXPECT_EQ(2, layer_tree_host()->SourceFrameNumber());
}
}
void AfterTest() override {
EXPECT_EQ(gfx::Size(4, 4).ToString(), scaled_layer_->bounds().ToString());
}
private:
FakeContentLayerClient client_;
scoped_refptr<Layer> root_layer_;
scoped_refptr<Layer> scaled_layer_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestNoExtraCommitFromInvalidate);
class LayerTreeHostTestNoExtraCommitFromScrollbarInvalidate
: public LayerTreeHostTest {
public:
void SetupTree() override {
root_layer_ = Layer::Create();
root_layer_->SetBounds(gfx::Size(10, 20));
bool paint_scrollbar = true;
bool has_thumb = false;
scrollbar_ = FakePaintedScrollbarLayer::Create(paint_scrollbar, has_thumb,
root_layer_->element_id());
scrollbar_->SetPosition(gfx::PointF(0.f, 10.f));
scrollbar_->SetBounds(gfx::Size(10, 10));
root_layer_->AddChild(scrollbar_);
layer_tree_host()->SetRootLayer(root_layer_);
LayerTreeHostTest::SetupTree();
client_.set_bounds(root_layer_->bounds());
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
if (host_impl->active_tree()->source_frame_number() == 1)
EndTest();
}
void DidCommit() override {
switch (layer_tree_host()->SourceFrameNumber()) {
case 1:
// Changing the device scale factor causes a commit. It also changes
// the content bounds of |scrollbar_|, which should not generate
// a second commit as a result.
layer_tree_host()->SetViewportRectAndScale(
layer_tree_host()->device_viewport_rect(), 4.f,
layer_tree_host()->local_surface_id_allocation_from_parent());
break;
default:
// No extra commits.
EXPECT_EQ(2, layer_tree_host()->SourceFrameNumber());
break;
}
}
private:
FakeContentLayerClient client_;
scoped_refptr<Layer> root_layer_;
scoped_refptr<FakePaintedScrollbarLayer> scrollbar_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(
LayerTreeHostTestNoExtraCommitFromScrollbarInvalidate);
class LayerTreeHostTestDeviceScaleFactorChange : public LayerTreeHostTest {
public:
void SetupTree() override {
root_layer_ = Layer::Create();
root_layer_->SetBounds(gfx::Size(10, 20));
child_layer_ = FakePictureLayer::Create(&client_);
child_layer_->SetBounds(gfx::Size(10, 10));
root_layer_->AddChild(child_layer_);
layer_tree_host()->SetRootLayer(root_layer_);
LayerTreeHostTest::SetupTree();
client_.set_bounds(root_layer_->bounds());
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommit() override {
if (layer_tree_host()->SourceFrameNumber() == 1) {
layer_tree_host()->SetViewportRectAndScale(
layer_tree_host()->device_viewport_rect(), 4.f,
layer_tree_host()->local_surface_id_allocation_from_parent());
}
}
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
if (host_impl->sync_tree()->source_frame_number() == 1) {
EXPECT_EQ(4.f, host_impl->sync_tree()->device_scale_factor());
if (host_impl->pending_tree()) {
// The active tree's device scale factor shouldn't change until
// activation.
EXPECT_EQ(1.f, host_impl->active_tree()->device_scale_factor());
}
}
}
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
if (host_impl->active_tree()->source_frame_number() == 0) {
EXPECT_EQ(1.f, host_impl->active_tree()->device_scale_factor());
} else {
gfx::Rect root_damage_rect =
frame_data->render_passes.back()->damage_rect;
EXPECT_EQ(gfx::Rect(host_impl->active_tree()->root_layer()->bounds()),
root_damage_rect);
EXPECT_EQ(4.f, host_impl->active_tree()->device_scale_factor());
EndTest();
}
return draw_result;
}
private:
FakeContentLayerClient client_;
scoped_refptr<Layer> root_layer_;
scoped_refptr<Layer> child_layer_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestDeviceScaleFactorChange);
class LayerTreeHostTestRasterColorSpaceChange : public LayerTreeHostTest {
public:
void SetupTree() override {
space1_ = gfx::ColorSpace::CreateXYZD50();
space2_ = gfx::ColorSpace::CreateSRGB();
root_layer_ = Layer::Create();
root_layer_->SetBounds(gfx::Size(10, 20));
child_layer_ = FakePictureLayer::Create(&client_);
child_layer_->SetBounds(gfx::Size(10, 10));
root_layer_->AddChild(child_layer_);
layer_tree_host()->SetRootLayer(root_layer_);
layer_tree_host()->SetRasterColorSpace(space1_);
LayerTreeHostTest::SetupTree();
client_.set_bounds(root_layer_->bounds());
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
EXPECT_EQ(DRAW_SUCCESS, draw_result);
int source_frame = host_impl->active_tree()->source_frame_number();
switch (source_frame) {
case 0:
// The first frame will have full damage, and should be in the initial
// color space.
EXPECT_FALSE(frame_data->has_no_damage);
EXPECT_TRUE(space1_ == host_impl->active_tree()->raster_color_space());
break;
case 1:
// Empty commit.
EXPECT_TRUE(frame_data->has_no_damage);
EXPECT_TRUE(space1_ == host_impl->active_tree()->raster_color_space());
break;
case 2:
// The change from space1 to space2 should cause full damage.
EXPECT_FALSE(frame_data->has_no_damage);
EXPECT_TRUE(space2_ == host_impl->active_tree()->raster_color_space());
break;
case 3:
// Empty commit with the color space set to space2 redundantly.
EXPECT_TRUE(frame_data->has_no_damage);
EXPECT_TRUE(space2_ == host_impl->active_tree()->raster_color_space());
break;
case 4:
// The change from space2 to space1 should cause full damage.
EXPECT_FALSE(frame_data->has_no_damage);
EXPECT_TRUE(space1_ == host_impl->active_tree()->raster_color_space());
break;
case 5:
// Empty commit.
EXPECT_TRUE(frame_data->has_no_damage);
EXPECT_TRUE(space1_ == host_impl->active_tree()->raster_color_space());
EndTest();
break;
default:
NOTREACHED();
break;
}
if (!frame_data->has_no_damage) {
gfx::Rect root_damage_rect =
frame_data->render_passes.back()->damage_rect;
EXPECT_EQ(gfx::Rect(host_impl->active_tree()->root_layer()->bounds()),
root_damage_rect);
}
return draw_result;
}
void DidCommit() override {
switch (layer_tree_host()->SourceFrameNumber()) {
case 1:
PostSetNeedsCommitToMainThread();
break;
case 2:
EXPECT_TRUE(child_layer_->update_rect().IsEmpty());
layer_tree_host()->SetRasterColorSpace(space2_);
EXPECT_FALSE(child_layer_->update_rect().IsEmpty());
break;
case 3:
// The redundant SetRasterColorSpace should cause no commit and no
// damage. Force a commit for the test to continue.
layer_tree_host()->SetRasterColorSpace(space2_);
PostSetNeedsCommitToMainThread();
EXPECT_TRUE(child_layer_->update_rect().IsEmpty());
break;
case 4:
EXPECT_TRUE(child_layer_->update_rect().IsEmpty());
layer_tree_host()->SetRasterColorSpace(space1_);
EXPECT_FALSE(child_layer_->update_rect().IsEmpty());
break;
case 5:
EXPECT_TRUE(child_layer_->update_rect().IsEmpty());
PostSetNeedsCommitToMainThread();
break;
case 6:
break;
default:
NOTREACHED();
break;
}
}
private:
gfx::ColorSpace space1_;
gfx::ColorSpace space2_;
FakeContentLayerClient client_;
scoped_refptr<Layer> root_layer_;
scoped_refptr<Layer> child_layer_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestRasterColorSpaceChange);
class LayerTreeHostTestSetNeedsCommitWithForcedRedraw
: public LayerTreeHostTest {
public:
LayerTreeHostTestSetNeedsCommitWithForcedRedraw()
: num_draws_(0), bounds_(50, 50), invalid_rect_(10, 10, 20, 20) {}
void BeginTest() override {
root_layer_ = FakePictureLayer::Create(&client_);
root_layer_->SetIsDrawable(true);
root_layer_->SetBounds(bounds_);
layer_tree_host()->SetRootLayer(root_layer_);
layer_tree_host()->SetViewportRectAndScale(gfx::Rect(bounds_), 1.f,
viz::LocalSurfaceIdAllocation());
PostSetNeedsCommitToMainThread();
client_.set_bounds(root_layer_->bounds());
}
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
if (num_draws_ == 3) {
host_impl->SetViewportDamage(invalid_rect_);
host_impl->SetNeedsRedraw();
}
}
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
EXPECT_EQ(DRAW_SUCCESS, draw_result);
gfx::Rect root_damage_rect;
if (!frame_data->render_passes.empty())
root_damage_rect = frame_data->render_passes.back()->damage_rect;
switch (num_draws_) {
case 0:
EXPECT_EQ(gfx::Rect(bounds_), root_damage_rect);
break;
case 1:
case 2:
EXPECT_EQ(gfx::Rect(), root_damage_rect);
break;
case 3:
EXPECT_EQ(invalid_rect_, root_damage_rect);
break;
case 4:
EXPECT_EQ(gfx::Rect(bounds_), root_damage_rect);
break;
default:
NOTREACHED();
}
return draw_result;
}
void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
switch (num_draws_) {
case 0:
case 1:
// Cycle through a couple of empty commits to ensure we're observing the
// right behavior
PostSetNeedsCommitToMainThread();
break;
case 2:
// Should force full frame damage on the next commit
PostSetNeedsCommitWithForcedRedrawToMainThread();
host_impl->BlockNotifyReadyToActivateForTesting(true);
break;
case 3:
host_impl->BlockNotifyReadyToActivateForTesting(false);
break;
default:
EndTest();
break;
}
num_draws_++;
}
void AfterTest() override { EXPECT_EQ(5, num_draws_); }
private:
int num_draws_;
const gfx::Size bounds_;
const gfx::Rect invalid_rect_;
FakeContentLayerClient client_;
scoped_refptr<FakePictureLayer> root_layer_;
};
// This test blocks activation which is not supported for single thread mode.
MULTI_THREAD_BLOCKNOTIFY_TEST_F(
LayerTreeHostTestSetNeedsCommitWithForcedRedraw);
// Tests that if a layer is not drawn because of some reason in the parent then
// its damage is preserved until the next time it is drawn.
class LayerTreeHostTestUndrawnLayersDamageLater : public LayerTreeHostTest {
public:
void InitializeSettings(LayerTreeSettings* settings) override {
// If we don't set the minimum contents scale, it's harder to verify whether
// the damage we get is correct. For other scale amounts, please see
// LayerTreeHostTestDamageWithScale.
settings->minimum_contents_scale = 1.f;
}
void SetupTree() override {
root_layer_ = FakePictureLayer::Create(&client_);
root_layer_->SetIsDrawable(true);
root_layer_->SetBounds(gfx::Size(50, 50));
layer_tree_host()->SetRootLayer(root_layer_);
// The initially transparent layer has a larger child layer, which is
// not initially drawn because of the this (parent) layer.
parent_layer_ = FakePictureLayer::Create(&client_);
parent_layer_->SetBounds(gfx::Size(15, 15));
parent_layer_->SetOpacity(0.0f);
root_layer_->AddChild(parent_layer_);
child_layer_ = FakePictureLayer::Create(&client_);
child_layer_->SetBounds(gfx::Size(25, 25));
parent_layer_->AddChild(child_layer_);
client_.set_bounds(root_layer_->bounds());
LayerTreeHostTest::SetupTree();
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
EXPECT_EQ(DRAW_SUCCESS, draw_result);
gfx::Rect root_damage_rect;
if (!frame_data->render_passes.empty())
root_damage_rect = frame_data->render_passes.back()->damage_rect;
// The first time, the whole view needs be drawn.
// Afterwards, just the opacity of surface_layer1 is changed a few times,
// and each damage should be the bounding box of it and its child. If this
// was working improperly, the damage might not include its childs bounding
// box.
switch (host_impl->active_tree()->source_frame_number()) {
case 0:
EXPECT_EQ(gfx::Rect(root_layer_->bounds()), root_damage_rect);
break;
case 1:
case 2:
case 3:
EXPECT_EQ(gfx::Rect(child_layer_->bounds()), root_damage_rect);
break;
default:
NOTREACHED();
}
return draw_result;
}
void DidCommitAndDrawFrame() override {
switch (layer_tree_host()->SourceFrameNumber()) {
case 1:
// Test not owning the surface.
parent_layer_->SetOpacity(1.0f);
break;
case 2:
parent_layer_->SetOpacity(0.0f);
break;
case 3:
// Test owning the surface.
parent_layer_->SetOpacity(0.5f);
parent_layer_->SetForceRenderSurfaceForTesting(true);
break;
case 4:
EndTest();
break;
default:
NOTREACHED();
}
}
private:
FakeContentLayerClient client_;
scoped_refptr<FakePictureLayer> root_layer_;
scoped_refptr<FakePictureLayer> parent_layer_;
scoped_refptr<FakePictureLayer> child_layer_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestUndrawnLayersDamageLater);
// Tests that if a layer is not drawn because of some reason in the parent then
// its damage is preserved until the next time it is drawn.
class LayerTreeHostTestDamageWithScale : public LayerTreeHostTest {
public:
LayerTreeHostTestDamageWithScale() = default;
void SetupTree() override {
client_.set_fill_with_nonsolid_color(true);
std::unique_ptr<FakeRecordingSource> recording(new FakeRecordingSource);
root_layer_ = FakePictureLayer::CreateWithRecordingSource(
&client_, std::move(recording));
root_layer_->SetBounds(gfx::Size(50, 50));
recording.reset(new FakeRecordingSource);
child_layer_ = FakePictureLayer::CreateWithRecordingSource(
&client_, std::move(recording));
child_layer_->SetBounds(gfx::Size(25, 25));
child_layer_->SetIsDrawable(true);
child_layer_->SetContentsOpaque(true);
root_layer_->AddChild(child_layer_);
layer_tree_host()->SetRootLayer(root_layer_);
LayerTreeHostTest::SetupTree();
client_.set_bounds(root_layer_->bounds());
}
void DidActivateTreeOnThread(LayerTreeHostImpl* host_impl) override {
// Force the layer to have a tiling at 1.3f scale. Note that if we simply
// add tiling, it will be gone by the time we draw because of aggressive
// cleanup. AddTilingUntilNextDraw ensures that it remains there during
// damage calculation.
FakePictureLayerImpl* child_layer_impl = static_cast<FakePictureLayerImpl*>(
host_impl->active_tree()->LayerById(child_layer_->id()));
child_layer_impl->AddTilingUntilNextDraw(1.3f);
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
EXPECT_EQ(DRAW_SUCCESS, draw_result);
gfx::Rect root_damage_rect;
if (!frame_data->render_passes.empty())
root_damage_rect = frame_data->render_passes.back()->damage_rect;
// The first time, the whole view needs be drawn.
// Afterwards, just the opacity of surface_layer1 is changed a few times,
// and each damage should be the bounding box of it and its child. If this
// was working improperly, the damage might not include its childs bounding
// box.
switch (host_impl->active_tree()->source_frame_number()) {
case 0:
EXPECT_EQ(gfx::Rect(root_layer_->bounds()), root_damage_rect);
break;
case 1: {
FakePictureLayerImpl* child_layer_impl =
static_cast<FakePictureLayerImpl*>(
host_impl->active_tree()->LayerById(child_layer_->id()));
// We remove tilings pretty aggressively if they are not ideal. Add this
// back in so that we can compare
// child_layer_impl->GetEnclosingRectInTargetSpace to the damage.
child_layer_impl->AddTilingUntilNextDraw(1.3f);
EXPECT_EQ(gfx::Rect(26, 26), root_damage_rect);
EXPECT_EQ(child_layer_impl->GetEnclosingRectInTargetSpace(),
root_damage_rect);
EXPECT_TRUE(child_layer_impl->GetEnclosingRectInTargetSpace().Contains(
gfx::Rect(child_layer_->bounds())));
break;
}
default:
NOTREACHED();
}
return draw_result;
}
void DidCommitAndDrawFrame() override {
switch (layer_tree_host()->SourceFrameNumber()) {
case 1: {
// Test not owning the surface.
child_layer_->SetOpacity(0.5f);
break;
}
case 2:
EndTest();
break;
default:
NOTREACHED();
}
}
private:
FakeContentLayerClient client_;
scoped_refptr<Layer> root_layer_;
scoped_refptr<Layer> child_layer_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestDamageWithScale);
// This test verifies that properties on the layer tree host are commited
// to the impl side.
class LayerTreeHostTestCommit : public LayerTreeHostTest {
public:
LayerTreeHostTestCommit() = default;
void BeginTest() override {
layer_tree_host()->SetViewportRectAndScale(gfx::Rect(20, 20), 1.f,
viz::LocalSurfaceIdAllocation());
layer_tree_host()->set_background_color(SK_ColorGRAY);
layer_tree_host()->SetEventListenerProperties(
EventListenerClass::kMouseWheel, EventListenerProperties::kPassive);
layer_tree_host()->SetEventListenerProperties(
EventListenerClass::kTouchStartOrMove,
EventListenerProperties::kBlocking);
layer_tree_host()->SetEventListenerProperties(
EventListenerClass::kTouchEndOrCancel,
EventListenerProperties::kBlockingAndPassive);
layer_tree_host()->SetHaveScrollEventHandlers(true);
PostSetNeedsCommitToMainThread();
}
void DidActivateTreeOnThread(LayerTreeHostImpl* impl) override {
EXPECT_EQ(gfx::Rect(20, 20), impl->active_tree()->GetDeviceViewport());
EXPECT_EQ(SK_ColorGRAY, impl->active_tree()->background_color());
EXPECT_EQ(EventListenerProperties::kPassive,
impl->active_tree()->event_listener_properties(
EventListenerClass::kMouseWheel));
EXPECT_EQ(EventListenerProperties::kBlocking,
impl->active_tree()->event_listener_properties(
EventListenerClass::kTouchStartOrMove));
EXPECT_EQ(EventListenerProperties::kBlockingAndPassive,
impl->active_tree()->event_listener_properties(
EventListenerClass::kTouchEndOrCancel));
EXPECT_TRUE(impl->active_tree()->have_scroll_event_handlers());
EndTest();
}
};
MULTI_THREAD_TEST_F(LayerTreeHostTestCommit);
// This test verifies that LayerTreeHostImpl's current frame time gets
// updated in consecutive frames when it doesn't draw due to tree
// activation failure.
class LayerTreeHostTestFrameTimeUpdatesAfterActivationFails
: public LayerTreeHostTest {
public:
LayerTreeHostTestFrameTimeUpdatesAfterActivationFails()
: frame_count_with_pending_tree_(0) {}
void BeginTest() override {
layer_tree_host()->SetViewportRectAndScale(gfx::Rect(20, 20), 1.f,
viz::LocalSurfaceIdAllocation());
layer_tree_host()->set_background_color(SK_ColorGRAY);
PostSetNeedsCommitToMainThread();
}
void BeginCommitOnThread(LayerTreeHostImpl* impl) override {
EXPECT_EQ(frame_count_with_pending_tree_, 0);
impl->BlockNotifyReadyToActivateForTesting(true);
}
void WillBeginImplFrameOnThread(LayerTreeHostImpl* impl,
const viz::BeginFrameArgs& args) override {
if (impl->pending_tree())
frame_count_with_pending_tree_++;
if (frame_count_with_pending_tree_ == 1) {
EXPECT_EQ(base::TimeTicks(), first_frame_time_);
first_frame_time_ = impl->CurrentBeginFrameArgs().frame_time;
} else if (frame_count_with_pending_tree_ == 2) {
impl->BlockNotifyReadyToActivateForTesting(false);
}
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
EXPECT_GT(frame_count_with_pending_tree_, 1);
EXPECT_NE(base::TimeTicks(), first_frame_time_);
EXPECT_NE(first_frame_time_, impl->CurrentBeginFrameArgs().frame_time);
EndTest();
}
void DidActivateTreeOnThread(LayerTreeHostImpl* impl) override {
EXPECT_GT(frame_count_with_pending_tree_, 1);
}
private:
int frame_count_with_pending_tree_;
base::TimeTicks first_frame_time_;
};
// This test blocks activation which is not supported for single thread mode.
MULTI_THREAD_BLOCKNOTIFY_TEST_F(
LayerTreeHostTestFrameTimeUpdatesAfterActivationFails);
// This test verifies that LayerTreeHostImpl's current frame time gets
// updated in consecutive frames when it draws in each frame.
class LayerTreeHostTestFrameTimeUpdatesAfterDraw : public LayerTreeHostTest {
public:
LayerTreeHostTestFrameTimeUpdatesAfterDraw() : frame_(0) {}
void BeginTest() override {
layer_tree_host()->SetViewportRectAndScale(gfx::Rect(20, 20), 1.f,
viz::LocalSurfaceIdAllocation());
layer_tree_host()->set_background_color(SK_ColorGRAY);
PostSetNeedsCommitToMainThread();
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
frame_++;
if (frame_ == 1) {
first_frame_time_ = impl->CurrentBeginFrameArgs().frame_time;
impl->SetNeedsRedraw();
// Since we might use a low-resolution clock on Windows, we need to
// make sure that the clock has incremented past first_frame_time_.
while (first_frame_time_ == base::TimeTicks::Now()) {
}
return;
}
EXPECT_NE(first_frame_time_, impl->CurrentBeginFrameArgs().frame_time);
EndTest();
}
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
// Ensure there isn't a commit between the two draws, to ensure that a
// commit isn't required for updating the current frame time. We can
// only check for this in the multi-threaded case, since in the single-
// threaded case there will always be a commit between consecutive draws.
if (HasImplThread())
EXPECT_EQ(0, frame_);
}
private:
int frame_;
base::TimeTicks first_frame_time_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestFrameTimeUpdatesAfterDraw);
// Verifies that StartPageScaleAnimation events propagate correctly
// from LayerTreeHost to LayerTreeHostImpl in the MT compositor.
class LayerTreeHostTestStartPageScaleAnimation : public LayerTreeHostTest {
public:
LayerTreeHostTestStartPageScaleAnimation() { SetUseLayerLists(); }
void SetupTree() override {
LayerTreeHostTest::SetupTree();
Layer* root_layer = layer_tree_host()->root_layer();
scroll_layer_ = FakePictureLayer::Create(&client_);
scroll_layer_->set_always_update_resources(true);
scroll_layer_->SetBounds(gfx::Size(2 * root_layer->bounds().width(),
2 * root_layer->bounds().height()));
scroll_layer_->SetScrollOffset(gfx::ScrollOffset());
SetupViewport(root_layer, scroll_layer_, root_layer->bounds());
layer_tree_host()->SetPageScaleFactorAndLimits(1.f, 0.5f, 2.f);
client_.set_bounds(root_layer->bounds());
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void ApplyViewportChanges(const ApplyViewportChangesArgs& args) override {
gfx::ScrollOffset offset = scroll_layer_->CurrentScrollOffset();
scroll_layer_->SetScrollOffset(offset + args.inner_delta);
layer_tree_host()->SetPageScaleFactorAndLimits(args.page_scale_delta, 0.5f,
2.f);
}
void DidActivateTreeOnThread(LayerTreeHostImpl* impl) override {
// We get one commit before the first draw, and the animation doesn't happen
// until the second draw.
switch (impl->active_tree()->source_frame_number()) {
case 0:
EXPECT_EQ(1.f, impl->active_tree()->current_page_scale_factor());
// We'll start an animation when we get back to the main thread.
break;
case 1:
EXPECT_EQ(1.f, impl->active_tree()->current_page_scale_factor());
// Once the animation starts, an ImplFrame will be requested. However,
// main frames may be happening in the mean-time due to high-latency
// mode. If one happens before the next impl frame, then the source
// frame number may increment twice instead of just once.
break;
case 2:
case 3:
EXPECT_EQ(1.25f, impl->active_tree()->current_page_scale_factor());
EndTest();
break;
}
}
void DidCommitAndDrawFrame() override {
switch (layer_tree_host()->SourceFrameNumber()) {
case 1:
layer_tree_host()->StartPageScaleAnimation(gfx::Vector2d(), false,
1.25f, base::TimeDelta());
break;
}
}
FakeContentLayerClient client_;
scoped_refptr<FakePictureLayer> scroll_layer_;
};
// Single thread proxy does not support impl-side page scale changes.
MULTI_THREAD_TEST_F(LayerTreeHostTestStartPageScaleAnimation);
class ViewportDeltasAppliedDuringPinch : public LayerTreeHostTest {
protected:
ViewportDeltasAppliedDuringPinch() : sent_gesture_(false) {
SetUseLayerLists();
}
void SetupTree() override {
SetInitialRootBounds(gfx::Size(200, 200));
LayerTreeHostTest::SetupTree();
Layer* root = layer_tree_host()->root_layer();
SetupViewport(root, gfx::Size(500, 500), gfx::Size(500, 500));
layer_tree_host()->SetPageScaleFactorAndLimits(1.f, 1.f, 4.f);
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
if (!sent_gesture_) {
host_impl->PinchGestureBegin();
host_impl->PinchGestureUpdate(2, gfx::Point(100, 100));
host_impl->PinchGestureEnd(gfx::Point(100, 100), true);
sent_gesture_ = true;
}
}
void ApplyViewportChanges(const ApplyViewportChangesArgs& args) override {
EXPECT_TRUE(sent_gesture_);
EXPECT_EQ(gfx::ScrollOffset(50, 50), args.inner_delta);
EXPECT_EQ(2, args.page_scale_delta);
auto* scroll_layer =
layer_tree_host()->InnerViewportScrollLayerForTesting();
EXPECT_EQ(gfx::ScrollOffset(50, 50), scroll_layer->CurrentScrollOffset());
EndTest();
}
void AfterTest() override { EXPECT_TRUE(sent_gesture_); }
bool sent_gesture_;
};
MULTI_THREAD_TEST_F(ViewportDeltasAppliedDuringPinch);
class LayerTreeHostTestSetVisible : public LayerTreeHostTest {
public:
LayerTreeHostTestSetVisible() : num_draws_(0) {}
void BeginTest() override {
PostSetNeedsCommitToMainThread();
}
void WillCommit() override {
PostSetVisibleToMainThread(false);
// This is suppressed while we're invisible.
PostSetNeedsRedrawToMainThread();
// Triggers the redraw.
PostSetVisibleToMainThread(true);
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
EXPECT_TRUE(impl->visible());
++num_draws_;
EndTest();
}
void AfterTest() override { EXPECT_EQ(1, num_draws_); }
private:
int num_draws_;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestSetVisible);
class LayerTreeHostTestDeviceScaleFactorScalesViewportAndLayers
: public LayerTreeHostTest {
public:
LayerTreeHostTestDeviceScaleFactorScalesViewportAndLayers() = default;
void BeginTest() override {
client_.set_fill_with_nonsolid_color(true);
root_layer_ = FakePictureLayer::Create(&client_);
child_layer_ = FakePictureLayer::Create(&client_);
layer_tree_host()->SetViewportRectAndScale(gfx::Rect(60, 60), 1.5f,
viz::LocalSurfaceIdAllocation());
EXPECT_EQ(gfx::Size(60, 60),
layer_tree_host()->device_viewport_rect().size());
root_layer_->AddChild(child_layer_);
root_layer_->SetIsDrawable(true);
root_layer_->SetBounds(gfx::Size(30, 30));
child_layer_->SetIsDrawable(true);
child_layer_->SetPosition(gfx::PointF(2.f, 2.f));
child_layer_->SetBounds(gfx::Size(10, 10));
client_.set_bounds(gfx::Size(10, 10));
layer_tree_host()->SetRootLayer(root_layer_);
PostSetNeedsCommitToMainThread();
client_.set_bounds(root_layer_->bounds());
}
void DidActivateTreeOnThread(LayerTreeHostImpl* impl) override {
// Should only do one commit.
EXPECT_EQ(0, impl->active_tree()->source_frame_number());
// Device scale factor should come over to impl.
EXPECT_NEAR(impl->active_tree()->device_scale_factor(), 1.5f, 0.00001f);
// Device viewport is scaled.
EXPECT_EQ(gfx::Rect(60, 60), impl->active_tree()->GetDeviceViewport());
FakePictureLayerImpl* root =
static_cast<FakePictureLayerImpl*>(impl->active_tree()->root_layer());
FakePictureLayerImpl* child = static_cast<FakePictureLayerImpl*>(
impl->active_tree()->LayerById(child_layer_->id()));
// Compute all the layer transforms for the frame.
LayerTreeHostImpl::FrameData frame_data;
impl->PrepareToDraw(&frame_data);
impl->DidDrawAllLayers(frame_data);
const RenderSurfaceList& render_surface_list =
*frame_data.render_surface_list;
// Both layers should be drawing into the root render surface.
ASSERT_EQ(1u, render_surface_list.size());
ASSERT_EQ(GetRenderSurface(root), render_surface_list[0]);
ASSERT_EQ(2, GetRenderSurface(root)->num_contributors());
// The root render surface is the size of the viewport.
EXPECT_EQ(gfx::Rect(0, 0, 60, 60), GetRenderSurface(root)->content_rect());
// The max tiling scale of the child should be scaled.
EXPECT_FLOAT_EQ(1.5f, child->MaximumTilingContentsScale());
gfx::Transform scale_transform;
scale_transform.Scale(impl->active_tree()->device_scale_factor(),
impl->active_tree()->device_scale_factor());
// The root layer is scaled by 2x.
gfx::Transform root_screen_space_transform = scale_transform;
gfx::Transform root_draw_transform = scale_transform;
EXPECT_EQ(root_draw_transform, root->DrawTransform());
EXPECT_EQ(root_screen_space_transform, root->ScreenSpaceTransform());
// The child is at position 2,2, which is transformed to 3,3 after the scale
gfx::Transform child_transform;
child_transform.Translate(3.f, 3.f);
child_transform.Scale(child->MaximumTilingContentsScale(),
child->MaximumTilingContentsScale());
EXPECT_TRANSFORMATION_MATRIX_EQ(child_transform, child->DrawTransform());
EXPECT_TRANSFORMATION_MATRIX_EQ(child_transform,
child->ScreenSpaceTransform());
EndTest();
}
private:
FakeContentLayerClient client_;
scoped_refptr<FakePictureLayer> root_layer_;
scoped_refptr<FakePictureLayer> child_layer_;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestDeviceScaleFactorScalesViewportAndLayers);
class LayerTreeHostTestContinuousInvalidate : public LayerTreeHostTest {
public:
LayerTreeHostTestContinuousInvalidate()
: num_commit_complete_(0), num_draw_layers_(0) {}
void BeginTest() override {
layer_tree_host()->SetViewportRectAndScale(gfx::Rect(10, 10), 1.f,
viz::LocalSurfaceIdAllocation());
layer_tree_host()->root_layer()->SetBounds(gfx::Size(10, 10));
layer_ = FakePictureLayer::Create(&client_);
layer_->SetBounds(gfx::Size(10, 10));
layer_->SetPosition(gfx::PointF(0.f, 0.f));
layer_->SetIsDrawable(true);
layer_tree_host()->root_layer()->AddChild(layer_);
PostSetNeedsCommitToMainThread();
client_.set_bounds(layer_->bounds());
}
void DidCommitAndDrawFrame() override {
if (num_draw_layers_ == 2)
return;
layer_->SetNeedsDisplay();
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
if (num_draw_layers_ == 1)
num_commit_complete_++;
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
num_draw_layers_++;
if (num_draw_layers_ == 2)
EndTest();
}
void AfterTest() override {
// Check that we didn't commit twice between first and second draw.
EXPECT_EQ(1, num_commit_complete_);
}
private:
FakeContentLayerClient client_;
scoped_refptr<Layer> layer_;
int num_commit_complete_;
int num_draw_layers_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestContinuousInvalidate);
class LayerTreeHostTestDeferMainFrameUpdate : public LayerTreeHostTest {
public:
LayerTreeHostTestDeferMainFrameUpdate() = default;
void BeginTest() override {
// Start with commits deferred.
PostGetDeferMainFrameUpdateToMainThread(&scoped_defer_main_frame_update_);
PostSetNeedsCommitToMainThread();
}
void WillBeginImplFrameOnThread(LayerTreeHostImpl* host_impl,
const viz::BeginFrameArgs& args) override {
// Impl frames happen while commits are deferred.
num_will_begin_impl_frame_++;
switch (num_will_begin_impl_frame_) {
case 1:
case 2:
case 3:
case 4:
// Post a number of frames to increase the chance that, if there exist
// bugs, an unexpected BeginMainFrame will be issued.
PostSetNeedsCommitToMainThread();
PostSetNeedsRedrawToMainThread();
break;
case 5:
MainThreadTaskRunner()->PostTask(
FROM_HERE,
// Unretained because the test should not end before allowing
// commits via this running.
base::BindOnce(&LayerTreeHostTestDeferMainFrameUpdate::AllowCommits,
base::Unretained(this)));
break;
default:
// Sometimes |num_will_begin_impl_frame_| will be greater than 5 if the
// main thread is slow to respond.
break;
}
}
void WillBeginMainFrame() override {
EXPECT_FALSE(scoped_defer_main_frame_update_);
EXPECT_TRUE(IsCommitAllowed());
num_send_begin_main_frame_++;
EndTest();
}
void AfterTest() override {
EXPECT_GE(num_will_begin_impl_frame_, 5);
EXPECT_EQ(1, num_send_begin_main_frame_);
}
virtual void AllowCommits() {
allow_commits_ = true;
scoped_defer_main_frame_update_.reset();
}
virtual bool IsCommitAllowed() const { return allow_commits_; }
private:
std::unique_ptr<ScopedDeferMainFrameUpdate> scoped_defer_main_frame_update_;
bool allow_commits_ = false;
int num_will_begin_impl_frame_ = 0;
int num_send_begin_main_frame_ = 0;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestDeferMainFrameUpdate);
// This verifies that changing the size of a LayerTreeHost without providing a
// LocalSurfaceId defers commits.
class LayerTreeHostInvalidLocalSurfaceIdDefersCommit
: public LayerTreeHostTestDeferMainFrameUpdate {
public:
LayerTreeHostInvalidLocalSurfaceIdDefersCommit() {
SkipAllocateInitialLocalSurfaceId();
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void AllowCommits() override {
GenerateNewLocalSurfaceId();
PostSetLocalSurfaceIdAllocationToMainThread(
GetCurrentLocalSurfaceIdAllocation());
}
bool IsCommitAllowed() const override {
return GetCurrentLocalSurfaceIdAllocation().IsValid();
}
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostInvalidLocalSurfaceIdDefersCommit);
// This verifies that we can abort a commit inside the main frame, and
// we don't leave any weird states around if we never allow the commit
// to happen.
class LayerTreeHostTestDeferMainFrameUpdateInsideBeginMainFrame
: public LayerTreeHostTest {
public:
LayerTreeHostTestDeferMainFrameUpdateInsideBeginMainFrame() = default;
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void WillBeginMainFrame() override {
++begin_main_frame_count_;
// This should prevent the commit from happening.
scoped_defer_main_frame_update_ = layer_tree_host()->DeferMainFrameUpdate();
// Wait to see if the commit happens. It's possible the deferred
// commit happens when it shouldn't but takes long enough that
// this passes. But it won't fail when it shouldn't.
MainThreadTaskRunner()->PostDelayedTask(
FROM_HERE,
// Unretained because the test doesn't end before this runs.
base::BindOnce(&LayerTreeTest::EndTest, base::Unretained(this)),
base::TimeDelta::FromMilliseconds(100));
}
void DidCommit() override { ++commit_count_; }
void AfterTest() override {
EXPECT_EQ(0, commit_count_);
EXPECT_EQ(1, begin_main_frame_count_);
}
private:
std::unique_ptr<ScopedDeferMainFrameUpdate> scoped_defer_main_frame_update_;
int commit_count_ = 0;
int begin_main_frame_count_ = 0;
};
SINGLE_AND_MULTI_THREAD_TEST_F(
LayerTreeHostTestDeferMainFrameUpdateInsideBeginMainFrame);
// This verifies that we can abort a commit inside the main frame, and
// we will finish the commit once it is allowed.
class LayerTreeHostTestDeferInsideBeginMainFrameWithCommitAfter
: public LayerTreeHostTest {
public:
LayerTreeHostTestDeferInsideBeginMainFrameWithCommitAfter() = default;
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void WillBeginMainFrame() override {
++begin_main_frame_count_;
if (allow_commits_)
return;
// This should prevent the commit from happening.
scoped_defer_main_frame_update_ = layer_tree_host()->DeferMainFrameUpdate();
// Wait to see if the commit happens. It's possible the deferred
// commit happens when it shouldn't but takes long enough that
// this passes. But it won't fail when it shouldn't.
MainThreadTaskRunner()->PostDelayedTask(
FROM_HERE,
// Unretained because the test doesn't end before this runs.
base::BindOnce(
&LayerTreeHostTestDeferInsideBeginMainFrameWithCommitAfter::
AllowCommits,
base::Unretained(this)),
base::TimeDelta::FromMilliseconds(100));
}
void AllowCommits() {
// Once we've waited and seen that commit did not happen, we
// allow commits and should see this one go through.
allow_commits_ = true;
scoped_defer_main_frame_update_.reset();
}
void DidCommit() override {
++commit_count_;
EXPECT_TRUE(allow_commits_);
EndTest();
}
void AfterTest() override {
EXPECT_EQ(1, commit_count_);
EXPECT_EQ(2, begin_main_frame_count_);
// The commit should not have been aborted.
EXPECT_EQ(1, ready_to_commit_count_);
}
void ReadyToCommitOnThread(LayerTreeHostImpl* host_impl) override {
++ready_to_commit_count_;
}
private:
std::unique_ptr<ScopedDeferMainFrameUpdate> scoped_defer_main_frame_update_;
bool allow_commits_ = false;
int commit_count_ = 0;
int begin_main_frame_count_ = 0;
int ready_to_commit_count_ = 0;
};
SINGLE_AND_MULTI_THREAD_TEST_F(
LayerTreeHostTestDeferInsideBeginMainFrameWithCommitAfter);
// This verifies that animate_only BeginFrames only run animation/layout
// updates, i.e. abort commits after the paint stage and only request layer
// tree updates for layout.
//
// The tests sends four Begin(Main)Frames in sequence: three animate_only
// Begin(Main)Frames followed by a normal Begin(Main)Frame. The first three
// should result in aborted commits, whereas the last one should complete the
// previously aborted commits.
//
// Between BeginMainFrames 2 and 3, the client also requests a new commit
// (SetNeedsCommit), but not between BeginMainFrames 1 and 2. In multi-threaded
// mode, ProxyMain will run the animate pipeline stage only for BeginMainFrames
// 1 and 3, as no new commit was requested between 1 and 2.
//
// The test uses the full-pipeline mode to ensure that each BeginFrame also
// incurs a BeginMainFrame.
class LayerTreeHostTestAnimateOnlyBeginFrames
: public LayerTreeHostTest,
public viz::ExternalBeginFrameSourceClient {
public:
LayerTreeHostTestAnimateOnlyBeginFrames()
: external_begin_frame_source_(this) {
UseBeginFrameSource(&external_begin_frame_source_);
}
void IssueBeginFrame(bool animate_only) {
++begin_frame_count_;
last_begin_frame_time_ += viz::BeginFrameArgs::DefaultInterval();
uint64_t sequence_number = next_begin_frame_sequence_number_++;
auto args = viz::BeginFrameArgs::Create(
BEGINFRAME_FROM_HERE, viz::BeginFrameArgs::kManualSourceId,
sequence_number, last_begin_frame_time_,
last_begin_frame_time_ + viz::BeginFrameArgs::DefaultInterval(),
viz::BeginFrameArgs::DefaultInterval(), viz::BeginFrameArgs::NORMAL);
args.animate_only = animate_only;
external_begin_frame_source_.OnBeginFrame(args);
}
void PostIssueBeginFrame(bool animate_only) {
// Post a new task so that BeginFrame is not issued within same callstack.
ImplThreadTaskRunner()->PostTask(
FROM_HERE,
base::BindOnce(
&LayerTreeHostTestAnimateOnlyBeginFrames::IssueBeginFrame,
base::Unretained(this), animate_only));
}
// viz::ExternalBeginFrameSourceClient implementation:
void OnNeedsBeginFrames(bool needs_begin_frames) override {
if (needs_begin_frames) {
EXPECT_EQ(0, begin_frame_count_);
// Send a first animation_only BeginFrame.
PostIssueBeginFrame(true);
}
}
// LayerTreeHostTest implementation:
void BeginTest() override {
PostSetNeedsCommitToMainThread();
// OnNeedsBeginFrames(true) will be called during tree initialization.
}
void WillBeginMainFrame() override { ++will_begin_main_frame_count_; }
void DidSendBeginMainFrameOnThread(LayerTreeHostImpl* host_impl) override {
++sent_begin_main_frame_count_;
EXPECT_EQ(begin_frame_count_, sent_begin_main_frame_count_);
}
void DidFinishImplFrameOnThread(LayerTreeHostImpl* host_impl) override {
if (begin_frame_count_ < 3) {
if (begin_frame_count_ == 2) {
// Request another commit before sending the third BeginMainFrame.
PostSetNeedsCommitToMainThread();
}
// Send another animation_only BeginFrame.
PostIssueBeginFrame(true);
} else if (begin_frame_count_ == 3) {
PostIssueBeginFrame(false);
}
}
void UpdateLayerTreeHost() override { ++update_layer_tree_host_count_; }
void DidCommit() override {
++commit_count_;
// Fourth BeginMainFrame should lead to commit.
EXPECT_EQ(4, begin_frame_count_);
EXPECT_EQ(4, sent_begin_main_frame_count_);
EndTest();
}
void ReadyToCommitOnThread(LayerTreeHostImpl* host_impl) override {
++ready_to_commit_count_;
}
void AfterTest() override {
EXPECT_EQ(1, commit_count_);
EXPECT_EQ(4, begin_frame_count_);
EXPECT_EQ(4, sent_begin_main_frame_count_);
if (HasImplThread()) {
// ProxyMain aborts the second BeginMainFrame before running the animate
// pipeline stage, since no further updates were made since the first one.
// Thus, we expect not to be called for the second BeginMainFrame.
EXPECT_EQ(3, will_begin_main_frame_count_);
EXPECT_EQ(3, update_layer_tree_host_count_);
} else {
EXPECT_EQ(4, will_begin_main_frame_count_);
EXPECT_EQ(4, update_layer_tree_host_count_);
}
// The final commit should not have been aborted.
EXPECT_EQ(1, ready_to_commit_count_);
}
protected:
void InitializeSettings(LayerTreeSettings* settings) override {
// Use full-pipeline mode to make BeginFrame handling deterministic.
EXPECT_FALSE(settings->wait_for_all_pipeline_stages_before_draw);
settings->wait_for_all_pipeline_stages_before_draw = true;
}
private:
viz::ExternalBeginFrameSource external_begin_frame_source_;
base::TimeTicks last_begin_frame_time_ = base::TimeTicks::Now();
uint64_t next_begin_frame_sequence_number_ =
viz::BeginFrameArgs::kStartingFrameNumber;
int commit_count_ = 0;
int begin_frame_count_ = 0;
int sent_begin_main_frame_count_ = 0;
int will_begin_main_frame_count_ = 0;
int update_layer_tree_host_count_ = 0;
int ready_to_commit_count_ = 0;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestAnimateOnlyBeginFrames);
class LayerTreeHostTestCompositeImmediatelyStateTransitions
: public LayerTreeHostTest {
public:
enum {
kInvalid,
kStartedTest,
kStartedImplFrame,
kStartedMainFrame,
kStartedCommit,
kCompletedCommit,
kCompletedMainFrame,
kCompletedImplFrame,
};
LayerTreeHostTestCompositeImmediatelyStateTransitions()
: current_state_(kInvalid), current_begin_frame_args_() {}
void InitializeSettings(LayerTreeSettings* settings) override {
settings->single_thread_proxy_scheduler = false;
settings->use_zero_copy = true;
}
void BeginTest() override {
current_state_ = kStartedTest;
PostCompositeImmediatelyToMainThread();
}
void WillBeginImplFrameOnThread(LayerTreeHostImpl* host_impl,
const viz::BeginFrameArgs& args) override {
EXPECT_EQ(current_state_, kStartedTest);
current_state_ = kStartedImplFrame;
EXPECT_FALSE(current_begin_frame_args_.IsValid());
EXPECT_TRUE(args.IsValid());
current_begin_frame_args_ = args;
}
void WillBeginMainFrame() override {
EXPECT_EQ(current_state_, kStartedImplFrame);
current_state_ = kStartedMainFrame;
}
void BeginMainFrame(const viz::BeginFrameArgs& args) override {
EXPECT_EQ(current_state_, kStartedMainFrame);
EXPECT_EQ(args.frame_time, current_begin_frame_args_.frame_time);
}
void BeginCommitOnThread(LayerTreeHostImpl* host_impl) override {
EXPECT_EQ(current_state_, kStartedMainFrame);
current_state_ = kStartedCommit;
}
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
EXPECT_EQ(current_state_, kStartedCommit);
current_state_ = kCompletedCommit;
}
void DidBeginMainFrame() override {
EXPECT_EQ(current_state_, kCompletedCommit);
current_state_ = kCompletedMainFrame;
}
void DidFinishImplFrameOnThread(LayerTreeHostImpl* host_impl) override {
EXPECT_EQ(current_state_, kCompletedMainFrame);
current_state_ = kCompletedImplFrame;
EndTest();
}
void AfterTest() override { EXPECT_EQ(current_state_, kCompletedImplFrame); }
private:
int current_state_;
viz::BeginFrameArgs current_begin_frame_args_;
};
SINGLE_THREAD_TEST_F(LayerTreeHostTestCompositeImmediatelyStateTransitions);
class LayerTreeHostTestLCDChange : public LayerTreeHostTest {
public:
void SetupTree() override {
num_tiles_rastered_ = 0;
scoped_refptr<Layer> root_layer = PictureLayer::Create(&client_);
client_.set_fill_with_nonsolid_color(true);
root_layer->SetIsDrawable(true);
root_layer->SetBounds(gfx::Size(10, 10));
root_layer->SetContentsOpaque(true);
layer_tree_host()->SetRootLayer(root_layer);
// The expectations are based on the assumption that the default
// LCD settings are:
EXPECT_TRUE(layer_tree_host()->GetSettings().can_use_lcd_text);
LayerTreeHostTest::SetupTree();
client_.set_bounds(root_layer->bounds());
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommitAndDrawFrame() override {
switch (layer_tree_host()->SourceFrameNumber()) {
case 1:
PostSetNeedsCommitToMainThread();
break;
case 2:
// Change layer opacity that should trigger lcd change.
layer_tree_host()->root_layer()->SetOpacity(.5f);
break;
case 3:
// Change layer opacity that should not trigger lcd change.
layer_tree_host()->root_layer()->SetOpacity(1.f);
break;
case 4:
EndTest();
break;
}
}
void NotifyTileStateChangedOnThread(LayerTreeHostImpl* host_impl,
const Tile* tile) override {
++num_tiles_rastered_;
}
void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
PictureLayerImpl* root_layer =
static_cast<PictureLayerImpl*>(host_impl->active_tree()->root_layer());
bool can_use_lcd_text =
host_impl->active_tree()->root_layer()->CanUseLCDText();
switch (host_impl->active_tree()->source_frame_number()) {
case 0:
// The first draw.
EXPECT_EQ(1, num_tiles_rastered_);
EXPECT_TRUE(can_use_lcd_text);
EXPECT_TRUE(root_layer->can_use_lcd_text());
break;
case 1:
// Nothing changed on the layer.
EXPECT_EQ(1, num_tiles_rastered_);
EXPECT_TRUE(can_use_lcd_text);
EXPECT_TRUE(root_layer->can_use_lcd_text());
break;
case 2:
// LCD text was disabled; it should be re-rastered with LCD text off.
EXPECT_EQ(2, num_tiles_rastered_);
EXPECT_FALSE(can_use_lcd_text);
EXPECT_FALSE(root_layer->can_use_lcd_text());
break;
case 3:
// LCD text was enabled, but it's sticky and stays off.
EXPECT_EQ(2, num_tiles_rastered_);
EXPECT_TRUE(can_use_lcd_text);
EXPECT_FALSE(root_layer->can_use_lcd_text());
break;
}
}
private:
FakeContentLayerClient client_;
int num_tiles_rastered_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestLCDChange);
class LayerTreeHostTestBeginFrameNotificationShutdownWhileEnabled
: public LayerTreeHostTest {
public:
void InitializeSettings(LayerTreeSettings* settings) override {
settings->using_synchronous_renderer_compositor = true;
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
// The BeginFrame notification is turned off now but will get enabled
// once we return. End test while it's enabled.
ImplThreadTaskRunner()->PostTask(
FROM_HERE,
base::BindOnce(&LayerTreeHostTest::EndTest, base::Unretained(this)));
}
};
MULTI_THREAD_TEST_F(
LayerTreeHostTestBeginFrameNotificationShutdownWhileEnabled);
class LayerTreeHostTestAbortedCommitDoesntStall : public LayerTreeHostTest {
protected:
LayerTreeHostTestAbortedCommitDoesntStall()
: commit_count_(0), commit_abort_count_(0), commit_complete_count_(0) {}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommit() override {
commit_count_++;
if (commit_count_ == 4) {
// After two aborted commits, request a real commit now to make sure a
// real commit following an aborted commit will still complete and
// end the test even when the Impl thread is idle.
layer_tree_host()->SetNeedsCommit();
}
}
void BeginMainFrameAbortedOnThread(LayerTreeHostImpl* host_impl,
CommitEarlyOutReason reason) override {
commit_abort_count_++;
// Initiate another abortable commit.
host_impl->SetNeedsCommit();
}
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
commit_complete_count_++;
if (commit_complete_count_ == 1) {
// Initiate an abortable commit after the first commit.
host_impl->SetNeedsCommit();
} else {
EndTest();
}
}
void AfterTest() override {
EXPECT_EQ(commit_count_, 5);
EXPECT_EQ(commit_abort_count_, 3);
EXPECT_EQ(commit_complete_count_, 2);
}
int commit_count_;
int commit_abort_count_;
int commit_complete_count_;
};
class OnDrawLayerTreeFrameSink : public TestLayerTreeFrameSink {
public:
OnDrawLayerTreeFrameSink(
scoped_refptr<viz::ContextProvider> compositor_context_provider,
scoped_refptr<viz::RasterContextProvider> worker_context_provider,
gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager,
const viz::RendererSettings& renderer_settings,
base::SingleThreadTaskRunner* task_runner,
bool synchronous_composite,
double refresh_rate,
base::RepeatingClosure invalidate_callback)
: TestLayerTreeFrameSink(std::move(compositor_context_provider),
std::move(worker_context_provider),
gpu_memory_buffer_manager,
renderer_settings,
task_runner,
synchronous_composite,
false /* disable_display_vsync */,
refresh_rate),
invalidate_callback_(std::move(invalidate_callback)) {}
// TestLayerTreeFrameSink overrides.
void Invalidate(bool needs_draw) override { invalidate_callback_.Run(); }
void OnDraw(bool resourceless_software_draw) {
gfx::Transform identity;
gfx::Rect empty_rect;
client_->OnDraw(identity, empty_rect, resourceless_software_draw, false);
}
private:
const base::RepeatingClosure invalidate_callback_;
};
class LayerTreeHostTestAbortedCommitDoesntStallSynchronousCompositor
: public LayerTreeHostTestAbortedCommitDoesntStall {
protected:
void InitializeSettings(LayerTreeSettings* settings) override {
LayerTreeHostTestAbortedCommitDoesntStall::InitializeSettings(settings);
settings->using_synchronous_renderer_compositor = true;
}
std::unique_ptr<TestLayerTreeFrameSink> CreateLayerTreeFrameSink(
const viz::RendererSettings& renderer_settings,
double refresh_rate,
scoped_refptr<viz::ContextProvider> compositor_context_provider,
scoped_refptr<viz::RasterContextProvider> worker_context_provider)
override {
auto on_draw_callback = base::BindRepeating(
&LayerTreeHostTestAbortedCommitDoesntStallSynchronousCompositor::
CallOnDraw,
base::Unretained(this));
auto frame_sink = std::make_unique<OnDrawLayerTreeFrameSink>(
compositor_context_provider, std::move(worker_context_provider),
gpu_memory_buffer_manager(), renderer_settings, ImplThreadTaskRunner(),
false /* synchronous_composite */, refresh_rate,
std::move(on_draw_callback));
layer_tree_frame_sink_ = frame_sink.get();
return std::move(frame_sink);
}
void CallOnDraw() {
if (!TestEnded()) {
// Synchronous compositor does not draw unless told to do so by the output
// surface. But it needs to be done on a new stack frame.
bool resourceless_software_draw = false;
ImplThreadTaskRunner()->PostTask(
FROM_HERE, base::BindOnce(&OnDrawLayerTreeFrameSink::OnDraw,
base::Unretained(layer_tree_frame_sink_),
resourceless_software_draw));
}
}
OnDrawLayerTreeFrameSink* layer_tree_frame_sink_ = nullptr;
};
MULTI_THREAD_TEST_F(
LayerTreeHostTestAbortedCommitDoesntStallSynchronousCompositor);
class LayerTreeHostTestUninvertibleTransformDoesNotBlockActivation
: public LayerTreeHostTest {
protected:
void SetupTree() override {
LayerTreeHostTest::SetupTree();
scoped_refptr<Layer> layer = PictureLayer::Create(&client_);
layer->SetTransform(gfx::Transform(0.0, 0.0, 0.0, 0.0, 0.0, 0.0));
layer->SetBounds(gfx::Size(10, 10));
layer_tree_host()->root_layer()->AddChild(layer);
client_.set_bounds(layer->bounds());
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidActivateTreeOnThread(LayerTreeHostImpl* host_impl) override {
EndTest();
}
FakeContentLayerClient client_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(
LayerTreeHostTestUninvertibleTransformDoesNotBlockActivation);
class LayerTreeHostTestNumFramesPending : public LayerTreeHostTest {
public:
void BeginTest() override {
frame_ = 0;
PostSetNeedsCommitToMainThread();
}
// Round 1: commit + draw
// Round 2: commit only (no draw/swap)
// Round 3: draw only (no commit)
void DidCommit() override {
int commit = layer_tree_host()->SourceFrameNumber();
switch (commit) {
case 2:
// Round 2 done.
EXPECT_EQ(1, frame_);
layer_tree_host()->SetNeedsRedrawRect(
layer_tree_host()->device_viewport_rect());
break;
}
}
void DidReceiveCompositorFrameAck() override {
int commit = layer_tree_host()->SourceFrameNumber();
++frame_;
switch (frame_) {
case 1:
// Round 1 done.
EXPECT_EQ(1, commit);
layer_tree_host()->SetNeedsCommit();
break;
case 2:
// Round 3 done.
EXPECT_EQ(2, commit);
EndTest();
break;
}
}
protected:
int frame_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestNumFramesPending);
// Test for UI Resource management.
class LayerTreeHostTestUIResource : public LayerTreeHostTest {
public:
LayerTreeHostTestUIResource() : num_ui_resources_(0) {}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommit() override {
int frame = layer_tree_host()->SourceFrameNumber();
switch (frame) {
case 1:
CreateResource();
CreateResource();
PostSetNeedsCommitToMainThread();
break;
case 2:
// Usually ScopedUIResource are deleted from the manager in their
// destructor. Here we just want to test that a direct call to
// DeleteUIResource works.
layer_tree_host()->GetUIResourceManager()->DeleteUIResource(
ui_resources_[0]->id());
PostSetNeedsCommitToMainThread();
break;
case 3:
// DeleteUIResource can be called with an invalid id.
layer_tree_host()->GetUIResourceManager()->DeleteUIResource(
ui_resources_[0]->id());
PostSetNeedsCommitToMainThread();
break;
case 4:
CreateResource();
CreateResource();
PostSetNeedsCommitToMainThread();
break;
case 5:
ClearResources();
EndTest();
break;
}
}
void DidActivateTreeOnThread(LayerTreeHostImpl* impl) override {
auto* sii = static_cast<viz::TestContextProvider*>(
impl->layer_tree_frame_sink()->context_provider())
->SharedImageInterface();
int frame = impl->active_tree()->source_frame_number();
switch (frame) {
case 0:
ASSERT_EQ(0u, sii->shared_image_count());
break;
case 1:
// Created two textures.
ASSERT_EQ(2u, sii->shared_image_count());
break;
case 2:
// One texture left after one deletion.
ASSERT_EQ(1u, sii->shared_image_count());
break;
case 3:
// Resource manager state should not change when delete is called on an
// invalid id.
ASSERT_EQ(1u, sii->shared_image_count());
break;
case 4:
// Creation after deletion: two more creates should total up to
// three textures.
ASSERT_EQ(3u, sii->shared_image_count());
break;
}
}
private:
// Must clear all resources before exiting.
void ClearResources() {
for (int i = 0; i < num_ui_resources_; i++)
ui_resources_[i] = nullptr;
}
void CreateResource() {
ui_resources_[num_ui_resources_++] =
FakeScopedUIResource::Create(layer_tree_host()->GetUIResourceManager());
}
std::unique_ptr<FakeScopedUIResource> ui_resources_[5];
int num_ui_resources_;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestUIResource);
class LayerTreeHostTestLayersPushProperties : public LayerTreeHostTest {
protected:
void BeginTest() override {
num_commits_ = 0;
expected_push_properties_root_ = 0;
expected_push_properties_child_ = 0;
expected_push_properties_grandchild_ = 0;
expected_push_properties_child2_ = 0;
expected_push_properties_other_root_ = 0;
expected_push_properties_leaf_layer_ = 0;
PostSetNeedsCommitToMainThread();
}
void SetupTree() override {
root_ = PushPropertiesCountingLayer::Create();
child_ = PushPropertiesCountingLayer::Create();
child2_ = PushPropertiesCountingLayer::Create();
grandchild_ = PushPropertiesCountingLayer::Create();
leaf_always_pushing_layer_ = PushPropertiesCountingLayer::Create();
root_->AddChild(child_);
root_->AddChild(child2_);
child_->AddChild(grandchild_);
child2_->AddChild(leaf_always_pushing_layer_);
other_root_ = PushPropertiesCountingLayer::Create();
// Don't set the root layer here.
LayerTreeHostTest::SetupTree();
client_.set_bounds(root_->bounds());
}
void DidCommitAndDrawFrame() override {
EXPECT_EQ(expected_push_properties_root_, root_->push_properties_count())
<< "num_commits: " << num_commits_;
EXPECT_EQ(expected_push_properties_child_, child_->push_properties_count())
<< "num_commits: " << num_commits_;
EXPECT_EQ(expected_push_properties_grandchild_,
grandchild_->push_properties_count())
<< "num_commits: " << num_commits_;
EXPECT_EQ(expected_push_properties_child2_,
child2_->push_properties_count())
<< "num_commits: " << num_commits_;
EXPECT_EQ(expected_push_properties_other_root_,
other_root_->push_properties_count())
<< "num_commits: " << num_commits_;
EXPECT_EQ(expected_push_properties_leaf_layer_,
leaf_always_pushing_layer_->push_properties_count())
<< "num_commits: " << num_commits_;
++num_commits_;
// The scrollbar layer always needs to be pushed.
if (root_->layer_tree_host()) {
EXPECT_FALSE(base::Contains(
root_->layer_tree_host()->LayersThatShouldPushProperties(),
root_.get()));
}
if (child2_->layer_tree_host()) {
EXPECT_FALSE(base::Contains(
child2_->layer_tree_host()->LayersThatShouldPushProperties(),
child2_.get()));
}
if (leaf_always_pushing_layer_->layer_tree_host()) {
leaf_always_pushing_layer_->SetNeedsPushProperties();
EXPECT_TRUE(base::Contains(leaf_always_pushing_layer_->layer_tree_host()
->LayersThatShouldPushProperties(),
leaf_always_pushing_layer_.get()));
}
// child_ and grandchild_ don't persist their need to push properties.
if (child_->layer_tree_host()) {
EXPECT_FALSE(base::Contains(
child_->layer_tree_host()->LayersThatShouldPushProperties(),
child_.get()));
}
if (grandchild_->layer_tree_host()) {
EXPECT_FALSE(base::Contains(
grandchild_->layer_tree_host()->LayersThatShouldPushProperties(),
grandchild_.get()));
}
if (other_root_->layer_tree_host()) {
EXPECT_FALSE(base::Contains(
other_root_->layer_tree_host()->LayersThatShouldPushProperties(),
other_root_.get()));
}
switch (num_commits_) {
case 1:
layer_tree_host()->SetRootLayer(root_);
// Layers added to the tree get committed.
++expected_push_properties_root_;
++expected_push_properties_child_;
++expected_push_properties_grandchild_;
++expected_push_properties_child2_;
break;
case 2:
layer_tree_host()->SetNeedsCommit();
// No layers need commit.
break;
case 3:
layer_tree_host()->SetRootLayer(other_root_);
// Layers added to the tree get committed.
++expected_push_properties_other_root_;
break;
case 4:
layer_tree_host()->SetRootLayer(root_);
// Layers added to the tree get committed.
++expected_push_properties_root_;
++expected_push_properties_child_;
++expected_push_properties_grandchild_;
++expected_push_properties_child2_;
break;
case 5:
layer_tree_host()->SetNeedsCommit();
// No layers need commit.
break;
case 6:
child_->RemoveFromParent();
// No layers need commit.
break;
case 7:
root_->AddChild(child_);
// Layers added to the tree get committed.
++expected_push_properties_child_;
++expected_push_properties_grandchild_;
break;
case 8:
grandchild_->RemoveFromParent();
// No layers need commit.
break;
case 9:
child_->AddChild(grandchild_);
// Layers added to the tree get committed.
++expected_push_properties_grandchild_;
break;
case 10:
GenerateNewLocalSurfaceId();
layer_tree_host()->SetViewportRectAndScale(
gfx::Rect(20, 20), 1.f, GetCurrentLocalSurfaceIdAllocation());
// No layers need commit.
break;
case 11:
layer_tree_host()->SetPageScaleFactorAndLimits(1.f, 0.8f, 1.1f);
// No layers need commit.
break;
case 12:
child_->MakePushProperties();
// The modified layer needs commit
++expected_push_properties_child_;
++expected_push_properties_grandchild_;
break;
case 13:
child2_->MakePushProperties();
// The modified layer needs commit
++expected_push_properties_child2_;
break;
case 14:
child_->RemoveFromParent();
root_->AddChild(child_);
// Layers added to the tree get committed.
++expected_push_properties_child_;
++expected_push_properties_grandchild_;
break;
case 15:
grandchild_->MakePushProperties();
// The modified layer needs commit
++expected_push_properties_grandchild_;
break;
case 16:
// SetNeedsDisplay does not always set needs commit (so call it
// explicitly), but is a property change.
child_->SetNeedsDisplay();
++expected_push_properties_child_;
layer_tree_host()->SetNeedsCommit();
break;
case 17:
EndTest();
break;
}
// The leaf layer always pushes.
if (leaf_always_pushing_layer_->layer_tree_host())
++expected_push_properties_leaf_layer_;
}
int num_commits_;
FakeContentLayerClient client_;
scoped_refptr<PushPropertiesCountingLayer> root_;
scoped_refptr<PushPropertiesCountingLayer> child_;
scoped_refptr<PushPropertiesCountingLayer> child2_;
scoped_refptr<PushPropertiesCountingLayer> grandchild_;
scoped_refptr<PushPropertiesCountingLayer> other_root_;
scoped_refptr<PushPropertiesCountingLayer> leaf_always_pushing_layer_;
size_t expected_push_properties_root_;
size_t expected_push_properties_child_;
size_t expected_push_properties_child2_;
size_t expected_push_properties_grandchild_;
size_t expected_push_properties_other_root_;
size_t expected_push_properties_leaf_layer_;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestLayersPushProperties);
class LayerTreeHostTestImplLayersPushProperties
: public LayerTreeHostTestLayersPushProperties {
protected:
void BeginTest() override {
expected_push_properties_root_impl_ = 0;
expected_push_properties_child_impl_ = 0;
expected_push_properties_grandchild_impl_ = 0;
expected_push_properties_child2_impl_ = 0;
expected_push_properties_grandchild2_impl_ = 0;
LayerTreeHostTestLayersPushProperties::BeginTest();
}
void DidActivateTreeOnThread(LayerTreeHostImpl* host_impl) override {
// These commits are in response to the changes made in
// LayerTreeHostTestLayersPushProperties::DidCommitAndDrawFrame()
switch (num_commits_) {
case 0:
// Tree hasn't been setup yet don't bother to check anything.
return;
case 1:
// Root gets set up, Everyone is initialized.
++expected_push_properties_root_impl_;
++expected_push_properties_child_impl_;
++expected_push_properties_grandchild_impl_;
++expected_push_properties_child2_impl_;
++expected_push_properties_grandchild2_impl_;
break;
case 2:
// Tree doesn't change but the one leaf that always pushes is pushed.
++expected_push_properties_grandchild2_impl_;
break;
case 3:
// Root is swapped here.
// Clear the expected push properties the tree will be rebuilt.
expected_push_properties_root_impl_ = 0;
expected_push_properties_child_impl_ = 0;
expected_push_properties_grandchild_impl_ = 0;
expected_push_properties_child2_impl_ = 0;
expected_push_properties_grandchild2_impl_ = 0;
// Make sure the new root is pushed.
EXPECT_EQ(1u, static_cast<PushPropertiesCountingLayerImpl*>(
host_impl->active_tree()->root_layer())
->push_properties_count());
return;
case 4:
// Root is swapped back all of the layers in the tree get pushed.
++expected_push_properties_root_impl_;
++expected_push_properties_child_impl_;
++expected_push_properties_grandchild_impl_;
++expected_push_properties_child2_impl_;
++expected_push_properties_grandchild2_impl_;
break;
case 5:
// Tree doesn't change but the one leaf that always pushes is pushed.
++expected_push_properties_grandchild2_impl_;
break;
case 6:
// First child is removed. Structure of the tree changes.
expected_push_properties_child_impl_ = 0;
expected_push_properties_grandchild_impl_ = 0;
// The leaf that always pushes is pushed.
++expected_push_properties_grandchild2_impl_;
break;
case 7:
// The leaf that always pushes is pushed.
++expected_push_properties_grandchild2_impl_;
// Child is added back. New layers are initialized.
++expected_push_properties_grandchild_impl_;
++expected_push_properties_child_impl_;
break;
case 8:
// Leaf is removed.
expected_push_properties_grandchild_impl_ = 0;
// Always pushing.
++expected_push_properties_grandchild2_impl_;
break;
case 9:
// Leaf is added back
++expected_push_properties_grandchild_impl_;
// The leaf that always pushes is pushed.
++expected_push_properties_grandchild2_impl_;
break;
case 10:
// The leaf that always pushes is pushed.
++expected_push_properties_grandchild2_impl_;
break;
case 11:
// The leaf that always pushes is pushed.
++expected_push_properties_grandchild2_impl_;
break;
case 12:
// The leaf that always pushes is pushed.
++expected_push_properties_grandchild2_impl_;
// This child position was changed. So the subtree needs to push
// properties.
++expected_push_properties_child_impl_;
++expected_push_properties_grandchild_impl_;
break;
case 13:
// The position of this child was changed.
++expected_push_properties_child2_impl_;
// The leaf that always pushes is pushed.
++expected_push_properties_grandchild2_impl_;
break;
case 14:
// Second child is removed from tree. Don't discard counts because
// they are added back before commit.
// The leaf that always pushes is pushed.
++expected_push_properties_grandchild2_impl_;
// Second child added back.
++expected_push_properties_child_impl_;
++expected_push_properties_grandchild_impl_;
break;
case 15:
// The position of this child was changed.
++expected_push_properties_grandchild_impl_;
// The leaf that always pushes is pushed.
++expected_push_properties_grandchild2_impl_;
break;
case 16:
// Second child is invalidated with SetNeedsDisplay
++expected_push_properties_child_impl_;
// The leaf that always pushed is pushed.
++expected_push_properties_grandchild2_impl_;
break;
}
PushPropertiesCountingLayerImpl* root_impl_ = nullptr;
PushPropertiesCountingLayerImpl* child_impl_ = nullptr;
PushPropertiesCountingLayerImpl* child2_impl_ = nullptr;
PushPropertiesCountingLayerImpl* grandchild_impl_ = nullptr;
PushPropertiesCountingLayerImpl* leaf_always_pushing_layer_impl_ = nullptr;
// Pull the layers that we need from the tree assuming the same structure
// as LayerTreeHostTestLayersPushProperties
root_impl_ = static_cast<PushPropertiesCountingLayerImpl*>(
host_impl->active_tree()->root_layer());
LayerTreeImpl* impl = root_impl_->layer_tree_impl();
if (impl->LayerById(child_->id())) {
child_impl_ = static_cast<PushPropertiesCountingLayerImpl*>(
impl->LayerById(child_->id()));
if (impl->LayerById(grandchild_->id()))
grandchild_impl_ = static_cast<PushPropertiesCountingLayerImpl*>(
impl->LayerById(grandchild_->id()));
}
if (impl->LayerById(child2_->id())) {
child2_impl_ = static_cast<PushPropertiesCountingLayerImpl*>(
impl->LayerById(child2_->id()));
if (impl->LayerById(leaf_always_pushing_layer_->id()))
leaf_always_pushing_layer_impl_ =
static_cast<PushPropertiesCountingLayerImpl*>(
impl->LayerById(leaf_always_pushing_layer_->id()));
}
if (root_impl_)
EXPECT_EQ(expected_push_properties_root_impl_,
root_impl_->push_properties_count());
if (child_impl_)
EXPECT_EQ(expected_push_properties_child_impl_,
child_impl_->push_properties_count());
if (grandchild_impl_)
EXPECT_EQ(expected_push_properties_grandchild_impl_,
grandchild_impl_->push_properties_count());
if (child2_impl_)
EXPECT_EQ(expected_push_properties_child2_impl_,
child2_impl_->push_properties_count());
if (leaf_always_pushing_layer_impl_)
EXPECT_EQ(expected_push_properties_grandchild2_impl_,
leaf_always_pushing_layer_impl_->push_properties_count());
}
size_t expected_push_properties_root_impl_;
size_t expected_push_properties_child_impl_;
size_t expected_push_properties_child2_impl_;
size_t expected_push_properties_grandchild_impl_;
size_t expected_push_properties_grandchild2_impl_;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestImplLayersPushProperties);
class LayerTreeHostTestPropertyChangesDuringUpdateArePushed
: public LayerTreeHostTest {
protected:
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void SetupTree() override {
root_ = Layer::Create();
root_->SetBounds(gfx::Size(1, 1));
bool paint_scrollbar = true;
bool has_thumb = false;
scrollbar_layer_ = FakePaintedScrollbarLayer::Create(
paint_scrollbar, has_thumb, root_->element_id());
root_->AddChild(scrollbar_layer_);
layer_tree_host()->SetRootLayer(root_);
LayerTreeHostTest::SetupTree();
}
void DidCommitAndDrawFrame() override {
switch (layer_tree_host()->SourceFrameNumber()) {
case 0:
break;
case 1: {
// During update, the ignore_set_needs_commit_ bit is set to true to
// avoid causing a second commit to be scheduled. If a property change
// is made during this, however, it needs to be pushed in the upcoming
// commit.
auto ignore = scrollbar_layer_->IgnoreSetNeedsCommit();
scrollbar_layer_->SetBounds(gfx::Size(30, 30));
EXPECT_TRUE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
scrollbar_layer_.get()));
layer_tree_host()->SetNeedsCommit();
scrollbar_layer_->reset_push_properties_count();
EXPECT_EQ(0u, scrollbar_layer_->push_properties_count());
break;
}
case 2:
EXPECT_EQ(1u, scrollbar_layer_->push_properties_count());
EndTest();
break;
}
}
scoped_refptr<Layer> root_;
scoped_refptr<FakePaintedScrollbarLayer> scrollbar_layer_;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestPropertyChangesDuringUpdateArePushed);
class LayerTreeHostTestSetDrawableCausesCommit : public LayerTreeHostTest {
protected:
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void SetupTree() override {
root_ = PushPropertiesCountingLayer::Create();
child_ = PushPropertiesCountingLayer::Create();
root_->AddChild(child_);
layer_tree_host()->SetRootLayer(root_);
LayerTreeHostTest::SetupTree();
}
void DidCommitAndDrawFrame() override {
switch (layer_tree_host()->SourceFrameNumber()) {
case 0:
break;
case 1: {
// During update, the ignore_set_needs_commit_ bit is set to true to
// avoid causing a second commit to be scheduled. If a property change
// is made during this, however, it needs to be pushed in the upcoming
// commit.
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
EXPECT_EQ(0, root_->NumDescendantsThatDrawContent());
root_->reset_push_properties_count();
child_->reset_push_properties_count();
child_->SetIsDrawable(true);
EXPECT_EQ(1, root_->NumDescendantsThatDrawContent());
EXPECT_EQ(0u, root_->push_properties_count());
EXPECT_EQ(0u, child_->push_properties_count());
EXPECT_TRUE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_TRUE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
break;
}
case 2:
EXPECT_EQ(1u, root_->push_properties_count());
EXPECT_EQ(1u, child_->push_properties_count());
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
EndTest();
break;
}
}
scoped_refptr<PushPropertiesCountingLayer> root_;
scoped_refptr<PushPropertiesCountingLayer> child_;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestSetDrawableCausesCommit);
class LayerTreeHostTestCasePushPropertiesThreeGrandChildren
: public LayerTreeHostTest {
protected:
void BeginTest() override {
expected_push_properties_root_ = 0;
expected_push_properties_child_ = 0;
expected_push_properties_grandchild1_ = 0;
expected_push_properties_grandchild2_ = 0;
expected_push_properties_grandchild3_ = 0;
PostSetNeedsCommitToMainThread();
}
void SetupTree() override {
root_ = PushPropertiesCountingLayer::Create();
child_ = PushPropertiesCountingLayer::Create();
grandchild1_ = PushPropertiesCountingLayer::Create();
grandchild2_ = PushPropertiesCountingLayer::Create();
grandchild3_ = PushPropertiesCountingLayer::Create();
root_->AddChild(child_);
child_->AddChild(grandchild1_);
child_->AddChild(grandchild2_);
child_->AddChild(grandchild3_);
// Don't set the root layer here.
LayerTreeHostTest::SetupTree();
client_.set_bounds(root_->bounds());
}
FakeContentLayerClient client_;
scoped_refptr<PushPropertiesCountingLayer> root_;
scoped_refptr<PushPropertiesCountingLayer> child_;
scoped_refptr<PushPropertiesCountingLayer> grandchild1_;
scoped_refptr<PushPropertiesCountingLayer> grandchild2_;
scoped_refptr<PushPropertiesCountingLayer> grandchild3_;
size_t expected_push_properties_root_;
size_t expected_push_properties_child_;
size_t expected_push_properties_grandchild1_;
size_t expected_push_properties_grandchild2_;
size_t expected_push_properties_grandchild3_;
};
class LayerTreeHostTestPushPropertiesAddingToTreeRequiresPush
: public LayerTreeHostTestCasePushPropertiesThreeGrandChildren {
protected:
void DidCommitAndDrawFrame() override {
int last_source_frame_number = layer_tree_host()->SourceFrameNumber() - 1;
switch (last_source_frame_number) {
case 0:
// All layers will need push properties as we set their layer tree host
layer_tree_host()->SetRootLayer(root_);
EXPECT_TRUE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_TRUE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
EXPECT_TRUE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild1_.get()));
EXPECT_TRUE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild2_.get()));
EXPECT_TRUE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild3_.get()));
break;
case 1:
EndTest();
break;
}
}
};
MULTI_THREAD_TEST_F(LayerTreeHostTestPushPropertiesAddingToTreeRequiresPush);
class LayerTreeHostTestPushPropertiesRemovingChildStopsRecursion
: public LayerTreeHostTestCasePushPropertiesThreeGrandChildren {
protected:
void DidCommitAndDrawFrame() override {
int last_source_frame_number = layer_tree_host()->SourceFrameNumber() - 1;
switch (last_source_frame_number) {
case 0:
layer_tree_host()->SetRootLayer(root_);
break;
case 1:
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
EXPECT_FALSE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild1_.get()));
EXPECT_FALSE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild2_.get()));
EXPECT_FALSE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild3_.get()));
grandchild1_->RemoveFromParent();
grandchild1_->SetPosition(gfx::PointF(1.f, 1.f));
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
EXPECT_FALSE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild2_.get()));
EXPECT_FALSE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild3_.get()));
child_->AddChild(grandchild1_);
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
EXPECT_TRUE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild1_.get()));
EXPECT_FALSE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild2_.get()));
EXPECT_FALSE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild3_.get()));
grandchild2_->SetPosition(gfx::PointF(1.f, 1.f));
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
EXPECT_TRUE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild1_.get()));
EXPECT_TRUE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild2_.get()));
EXPECT_FALSE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild3_.get()));
// grandchild2_ will still need a push properties.
grandchild1_->RemoveFromParent();
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
// grandchild3_ does not need a push properties, so recursing should
// no longer be needed.
grandchild2_->RemoveFromParent();
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
EndTest();
break;
}
}
};
MULTI_THREAD_TEST_F(LayerTreeHostTestPushPropertiesRemovingChildStopsRecursion);
class LayerTreeHostTestPushPropertiesRemovingChildStopsRecursionWithPersistence
: public LayerTreeHostTestCasePushPropertiesThreeGrandChildren {
protected:
void DidCommitAndDrawFrame() override {
// The grand children are set to need push properties, to verify the impact
// on their ancestors.
grandchild1_->SetNeedsPushProperties();
grandchild2_->SetNeedsPushProperties();
int last_source_frame_number = layer_tree_host()->SourceFrameNumber() - 1;
switch (last_source_frame_number) {
case 0:
layer_tree_host()->SetRootLayer(root_);
break;
case 1:
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
EXPECT_TRUE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild1_.get()));
EXPECT_TRUE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild2_.get()));
EXPECT_FALSE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild3_.get()));
// grandchild2_ will still need a push properties.
grandchild1_->RemoveFromParent();
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
// grandchild3_ does not need a push properties, so recursing should
// no longer be needed.
grandchild2_->RemoveFromParent();
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
EndTest();
break;
}
}
};
MULTI_THREAD_TEST_F(
LayerTreeHostTestPushPropertiesRemovingChildStopsRecursionWithPersistence);
class LayerTreeHostTestPushPropertiesSetPropertiesWhileOutsideTree
: public LayerTreeHostTestCasePushPropertiesThreeGrandChildren {
protected:
void DidCommitAndDrawFrame() override {
int last_source_frame_number = layer_tree_host()->SourceFrameNumber() - 1;
switch (last_source_frame_number) {
case 0:
layer_tree_host()->SetRootLayer(root_);
break;
case 1:
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
EXPECT_FALSE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild1_.get()));
EXPECT_FALSE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild2_.get()));
EXPECT_FALSE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild3_.get()));
// Change grandchildren while their parent is not in the tree.
child_->RemoveFromParent();
grandchild1_->SetPosition(gfx::PointF(1.f, 1.f));
grandchild2_->SetPosition(gfx::PointF(1.f, 1.f));
root_->AddChild(child_);
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_TRUE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
EXPECT_TRUE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild1_.get()));
EXPECT_TRUE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild2_.get()));
EXPECT_TRUE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild3_.get()));
grandchild1_->RemoveFromParent();
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_TRUE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
grandchild2_->RemoveFromParent();
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_TRUE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
grandchild3_->RemoveFromParent();
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_TRUE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
EndTest();
break;
}
}
};
MULTI_THREAD_TEST_F(
LayerTreeHostTestPushPropertiesSetPropertiesWhileOutsideTree);
class LayerTreeHostTestPushPropertiesSetPropertyInParentThenChild
: public LayerTreeHostTestCasePushPropertiesThreeGrandChildren {
protected:
void DidCommitAndDrawFrame() override {
int last_source_frame_number = layer_tree_host()->SourceFrameNumber() - 1;
switch (last_source_frame_number) {
case 0:
layer_tree_host()->SetRootLayer(root_);
break;
case 1:
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
EXPECT_FALSE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild1_.get()));
EXPECT_FALSE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild2_.get()));
EXPECT_FALSE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild3_.get()));
child_->SetPosition(gfx::PointF(1.f, 1.f));
grandchild1_->SetPosition(gfx::PointF(1.f, 1.f));
grandchild2_->SetPosition(gfx::PointF(1.f, 1.f));
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_TRUE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
EXPECT_TRUE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild1_.get()));
EXPECT_TRUE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild2_.get()));
EXPECT_FALSE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild3_.get()));
grandchild1_->RemoveFromParent();
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_TRUE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
grandchild2_->RemoveFromParent();
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_TRUE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
child_->RemoveFromParent();
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EndTest();
break;
}
}
};
MULTI_THREAD_TEST_F(
LayerTreeHostTestPushPropertiesSetPropertyInParentThenChild);
class LayerTreeHostTestPushPropertiesSetPropertyInChildThenParent
: public LayerTreeHostTestCasePushPropertiesThreeGrandChildren {
protected:
void DidCommitAndDrawFrame() override {
int last_source_frame_number = layer_tree_host()->SourceFrameNumber() - 1;
switch (last_source_frame_number) {
case 0:
layer_tree_host()->SetRootLayer(root_);
break;
case 1:
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
EXPECT_FALSE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild1_.get()));
EXPECT_FALSE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild2_.get()));
EXPECT_FALSE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild3_.get()));
grandchild1_->SetPosition(gfx::PointF(1.f, 1.f));
grandchild2_->SetPosition(gfx::PointF(1.f, 1.f));
child_->SetPosition(gfx::PointF(1.f, 1.f));
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_TRUE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
EXPECT_TRUE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild1_.get()));
EXPECT_TRUE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild2_.get()));
EXPECT_FALSE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
grandchild3_.get()));
grandchild1_->RemoveFromParent();
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_TRUE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
grandchild2_->RemoveFromParent();
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EXPECT_TRUE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), child_.get()));
child_->RemoveFromParent();
EXPECT_FALSE(base::Contains(
layer_tree_host()->LayersThatShouldPushProperties(), root_.get()));
EndTest();
break;
}
}
};
MULTI_THREAD_TEST_F(
LayerTreeHostTestPushPropertiesSetPropertyInChildThenParent);
// This test verifies that the tree activation callback is invoked correctly.
class LayerTreeHostTestTreeActivationCallback : public LayerTreeHostTest {
public:
LayerTreeHostTestTreeActivationCallback()
: num_commits_(0), callback_count_(0) {}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
++num_commits_;
switch (num_commits_) {
case 1:
EXPECT_EQ(0, callback_count_);
callback_count_ = 0;
SetCallback(host_impl, true);
PostSetNeedsCommitToMainThread();
break;
case 2:
EXPECT_EQ(1, callback_count_);
callback_count_ = 0;
SetCallback(host_impl, false);
PostSetNeedsCommitToMainThread();
break;
case 3:
EXPECT_EQ(0, callback_count_);
callback_count_ = 0;
EndTest();
break;
default:
ADD_FAILURE() << num_commits_;
EndTest();
break;
}
return LayerTreeHostTest::PrepareToDrawOnThread(host_impl, frame_data,
draw_result);
}
void AfterTest() override { EXPECT_EQ(3, num_commits_); }
void SetCallback(LayerTreeHostImpl* host_impl, bool enable) {
host_impl->SetTreeActivationCallback(
enable
? base::BindRepeating(
&LayerTreeHostTestTreeActivationCallback::ActivationCallback,
base::Unretained(this))
: base::RepeatingClosure());
}
void ActivationCallback() { ++callback_count_; }
int num_commits_;
int callback_count_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestTreeActivationCallback);
class LayerInvalidateCausesDraw : public LayerTreeHostTest {
public:
LayerInvalidateCausesDraw() : num_commits_(0), num_draws_(0) {}
void BeginTest() override {
ASSERT_TRUE(invalidate_layer_)
<< "Derived tests must set this in SetupTree";
// One initial commit.
PostSetNeedsCommitToMainThread();
}
void DidCommitAndDrawFrame() override {
// After commit, invalidate the layer. This should cause a commit.
if (layer_tree_host()->SourceFrameNumber() == 1)
invalidate_layer_->SetNeedsDisplay();
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
num_draws_++;
if (impl->active_tree()->source_frame_number() == 1)
EndTest();
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
num_commits_++;
}
void AfterTest() override {
EXPECT_GE(2, num_commits_);
EXPECT_GE(2, num_draws_);
}
protected:
scoped_refptr<Layer> invalidate_layer_;
private:
int num_commits_;
int num_draws_;
};
// VideoLayer must support being invalidated and then passing that along
// to the compositor thread, even though no resources are updated in
// response to that invalidation.
class LayerTreeHostTestVideoLayerInvalidate : public LayerInvalidateCausesDraw {
public:
void SetupTree() override {
LayerTreeHostTest::SetupTree();
scoped_refptr<VideoLayer> video_layer =
VideoLayer::Create(&provider_, media::VIDEO_ROTATION_0);
video_layer->SetBounds(gfx::Size(10, 10));
video_layer->SetIsDrawable(true);
layer_tree_host()->root_layer()->AddChild(video_layer);
invalidate_layer_ = video_layer;
}
private:
FakeVideoFrameProvider provider_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestVideoLayerInvalidate);
class LayerTreeHostTestPushHiddenLayer : public LayerTreeHostTest {
protected:
void SetupTree() override {
root_layer_ = Layer::Create();
root_layer_->SetPosition(gfx::PointF());
root_layer_->SetBounds(gfx::Size(10, 10));
parent_layer_ = SolidColorLayer::Create();
parent_layer_->SetPosition(gfx::PointF());
parent_layer_->SetBounds(gfx::Size(10, 10));
parent_layer_->SetIsDrawable(true);
root_layer_->AddChild(parent_layer_);
child_layer_ = SolidColorLayer::Create();
child_layer_->SetPosition(gfx::PointF());
child_layer_->SetBounds(gfx::Size(10, 10));
child_layer_->SetIsDrawable(true);
parent_layer_->AddChild(child_layer_);
layer_tree_host()->SetRootLayer(root_layer_);
LayerTreeHostTest::SetupTree();
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommitAndDrawFrame() override {
switch (layer_tree_host()->SourceFrameNumber()) {
case 1:
// The layer type used does not need to push properties every frame.
EXPECT_FALSE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
child_layer_.get()));
// Change the bounds of the child layer, but make it skipped
// by CalculateDrawProperties.
parent_layer_->SetOpacity(0.f);
child_layer_->SetBounds(gfx::Size(5, 5));
break;
case 2:
// The bounds of the child layer were pushed to the impl side.
EXPECT_FALSE(
base::Contains(layer_tree_host()->LayersThatShouldPushProperties(),
child_layer_.get()));
EndTest();
break;
}
}
void DidActivateTreeOnThread(LayerTreeHostImpl* impl) override {
LayerImpl* child = impl->active_tree()->LayerById(child_layer_->id());
switch (impl->active_tree()->source_frame_number()) {
case 1:
EXPECT_EQ(gfx::Size(5, 5).ToString(), child->bounds().ToString());
break;
}
}
scoped_refptr<Layer> root_layer_;
scoped_refptr<SolidColorLayer> parent_layer_;
scoped_refptr<SolidColorLayer> child_layer_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestPushHiddenLayer);
class LayerTreeHostTestUpdateLayerInEmptyViewport : public LayerTreeHostTest {
protected:
void SetupTree() override {
root_layer_ = FakePictureLayer::Create(&client_);
root_layer_->SetBounds(gfx::Size(10, 10));
layer_tree_host()->SetRootLayer(root_layer_);
LayerTreeHostTest::SetupTree();
client_.set_bounds(root_layer_->bounds());
}
void BeginTest() override {
// The viewport is empty, but we still need to update layers on the main
// thread.
layer_tree_host()->SetViewportRectAndScale(gfx::Rect(0, 0), 1.f,
viz::LocalSurfaceIdAllocation());
PostSetNeedsCommitToMainThread();
}
void DidCommit() override {
// The layer should be updated even though the viewport is empty, so we
// are capable of drawing it on the impl tree.
EXPECT_GT(root_layer_->update_count(), 0);
EndTest();
}
FakeContentLayerClient client_;
scoped_refptr<FakePictureLayer> root_layer_;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestUpdateLayerInEmptyViewport);
class LayerTreeHostTestElasticOverscroll : public LayerTreeHostTest {
public:
LayerTreeHostTestElasticOverscroll()
: scroll_elasticity_helper_(nullptr), num_draws_(0) {
SetUseLayerLists();
}
void InitializeSettings(LayerTreeSettings* settings) override {
settings->enable_elastic_overscroll = true;
}
void SetupTree() override {
LayerTreeHostTest::SetupTree();
root_layer_ = layer_tree_host()->root_layer();
SetupViewport(root_layer_, root_layer_->bounds(), root_layer_->bounds());
scoped_refptr<Layer> content_layer = FakePictureLayer::Create(&client_);
content_layer_id_ = content_layer->id();
content_layer->SetBounds(gfx::Size(10, 10));
CopyProperties(layer_tree_host()->OuterViewportScrollLayerForTesting(),
content_layer.get());
root_layer_->AddChild(content_layer);
client_.set_bounds(content_layer->bounds());
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
if (host_impl->sync_tree()->source_frame_number() == 0) {
scroll_elasticity_helper_ = host_impl->CreateScrollElasticityHelper();
}
}
void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
num_draws_++;
LayerImpl* content_layer_impl =
host_impl->active_tree()->LayerById(content_layer_id_);
gfx::Transform expected_draw_transform;
switch (num_draws_) {
case 1:
// Initially, there's no overscroll.
EXPECT_EQ(expected_draw_transform, content_layer_impl->DrawTransform());
// Begin overscrolling. This should be reflected in the draw transform
// the next time we draw.
scroll_elasticity_helper_->SetStretchAmount(gfx::Vector2dF(5.f, 6.f));
break;
case 2:
expected_draw_transform.Translate(-5.0, -6.0);
EXPECT_EQ(expected_draw_transform, content_layer_impl->DrawTransform());
scroll_elasticity_helper_->SetStretchAmount(gfx::Vector2dF(3.f, 2.f));
break;
case 3:
expected_draw_transform.Translate(-3.0, -2.0);
EXPECT_EQ(expected_draw_transform, content_layer_impl->DrawTransform());
scroll_elasticity_helper_->SetStretchAmount(gfx::Vector2dF());
break;
case 4:
EXPECT_EQ(expected_draw_transform, content_layer_impl->DrawTransform());
EndTest();
break;
default:
NOTREACHED();
}
}
private:
FakeContentLayerClient client_;
Layer* root_layer_;
ScrollElasticityHelper* scroll_elasticity_helper_;
int content_layer_id_;
int num_draws_;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestElasticOverscroll);
struct TestSwapPromiseResult {
TestSwapPromiseResult()
: did_activate_called(false),
did_swap_called(false),
did_not_swap_called(false),
dtor_called(false),
reason(SwapPromise::COMMIT_FAILS) {}
bool did_activate_called;
bool did_swap_called;
bool did_not_swap_called;
bool dtor_called;
SwapPromise::DidNotSwapReason reason;
base::Lock lock;
};
class TestSwapPromise : public SwapPromise {
public:
explicit TestSwapPromise(TestSwapPromiseResult* result) : result_(result) {}
~TestSwapPromise() override {
base::AutoLock lock(result_->lock);
result_->dtor_called = true;
}
void DidActivate() override {
base::AutoLock lock(result_->lock);
EXPECT_FALSE(result_->did_activate_called);
EXPECT_FALSE(result_->did_swap_called);
EXPECT_TRUE(!result_->did_not_swap_called ||
action_ == SwapPromise::DidNotSwapAction::KEEP_ACTIVE);
result_->did_activate_called = true;
}
void WillSwap(viz::CompositorFrameMetadata* metadata) override {
base::AutoLock lock(result_->lock);
EXPECT_FALSE(result_->did_swap_called);
EXPECT_TRUE(!result_->did_not_swap_called ||
action_ == SwapPromise::DidNotSwapAction::KEEP_ACTIVE);
result_->did_swap_called = true;
}
void DidSwap() override {}
DidNotSwapAction DidNotSwap(DidNotSwapReason reason) override {
base::AutoLock lock(result_->lock);
EXPECT_FALSE(result_->did_swap_called);
EXPECT_FALSE(result_->did_not_swap_called);
EXPECT_FALSE(result_->did_activate_called &&
reason != DidNotSwapReason::SWAP_FAILS);
result_->did_not_swap_called = true;
result_->reason = reason;
return action_;
}
void set_action(DidNotSwapAction action) { action_ = action; }
int64_t TraceId() const override { return 0; }
private:
// Not owned.
TestSwapPromiseResult* result_;
DidNotSwapAction action_ = DidNotSwapAction::BREAK_PROMISE;
};
class PinnedLayerTreeSwapPromise : public LayerTreeHostTest {
protected:
void BeginTest() override {
layer_tree_host()->SetNeedsCommitWithForcedRedraw();
}
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
int frame = host_impl->active_tree()->source_frame_number();
if (frame == -1) {
host_impl->active_tree()->QueuePinnedSwapPromise(
std::make_unique<TestSwapPromise>(
&pinned_active_swap_promise_result_));
host_impl->pending_tree()->QueueSwapPromise(
std::make_unique<TestSwapPromise>(&pending_swap_promise_result_));
host_impl->active_tree()->QueueSwapPromise(
std::make_unique<TestSwapPromise>(&active_swap_promise_result_));
}
}
void DisplayDidDrawAndSwapOnThread() override { EndTest(); }
void AfterTest() override {
// The pending swap promise should activate and swap.
EXPECT_TRUE(pending_swap_promise_result_.did_activate_called);
EXPECT_TRUE(pending_swap_promise_result_.did_swap_called);
// The active swap promise should fail to swap (it is cancelled by
// the activation of a new frame).
EXPECT_FALSE(active_swap_promise_result_.did_activate_called);
EXPECT_FALSE(active_swap_promise_result_.did_swap_called);
EXPECT_TRUE(active_swap_promise_result_.did_not_swap_called);
EXPECT_EQ(active_swap_promise_result_.reason, SwapPromise::SWAP_FAILS);
// The pinned active swap promise should not activate, but should swap.
EXPECT_FALSE(pinned_active_swap_promise_result_.did_activate_called);
EXPECT_TRUE(pinned_active_swap_promise_result_.did_swap_called);
}
TestSwapPromiseResult pending_swap_promise_result_;
TestSwapPromiseResult active_swap_promise_result_;
TestSwapPromiseResult pinned_active_swap_promise_result_;
};
MULTI_THREAD_TEST_F(PinnedLayerTreeSwapPromise);
class LayerTreeHostTestBreakSwapPromise : public LayerTreeHostTest {
protected:
LayerTreeHostTestBreakSwapPromise()
: commit_count_(0), commit_complete_count_(0) {}
void WillBeginMainFrame() override {
ASSERT_LE(commit_count_, 2);
std::unique_ptr<SwapPromise> swap_promise(
new TestSwapPromise(&swap_promise_result_[commit_count_]));
layer_tree_host()->GetSwapPromiseManager()->QueueSwapPromise(
std::move(swap_promise));
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommit() override {
commit_count_++;
if (commit_count_ == 2) {
// This commit will finish.
layer_tree_host()->SetNeedsCommit();
}
}
void WillActivateTreeOnThread(LayerTreeHostImpl* host_impl) override {
if (host_impl->pending_tree()) {
int frame = host_impl->pending_tree()->source_frame_number();
base::AutoLock lock(swap_promise_result_[frame].lock);
EXPECT_FALSE(swap_promise_result_[frame].did_activate_called);
EXPECT_FALSE(swap_promise_result_[frame].did_swap_called);
}
}
void DidActivateTreeOnThread(LayerTreeHostImpl* host_impl) override {
int frame = host_impl->active_tree()->source_frame_number();
base::AutoLock lock(swap_promise_result_[frame].lock);
EXPECT_TRUE(swap_promise_result_[frame].did_activate_called);
EXPECT_FALSE(swap_promise_result_[frame].did_swap_called);
}
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
commit_complete_count_++;
if (commit_complete_count_ == 1) {
// This commit will be aborted because no actual update.
PostSetNeedsUpdateLayersToMainThread();
}
}
void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
int frame = host_impl->active_tree()->source_frame_number();
if (frame == 2) {
EndTest();
}
}
void AfterTest() override {
// 3 commits are scheduled. 2 completes. 1 is aborted.
EXPECT_EQ(commit_count_, 3);
EXPECT_EQ(commit_complete_count_, 2);
{
// The first commit completes and causes swap buffer which finishes
// the promise.
base::AutoLock lock(swap_promise_result_[0].lock);
EXPECT_TRUE(swap_promise_result_[0].did_swap_called);
EXPECT_FALSE(swap_promise_result_[0].did_not_swap_called);
EXPECT_TRUE(swap_promise_result_[0].dtor_called);
}
{
// The second commit is aborted since it contains no updates.
base::AutoLock lock(swap_promise_result_[1].lock);
EXPECT_FALSE(swap_promise_result_[1].did_activate_called);
EXPECT_FALSE(swap_promise_result_[1].did_swap_called);
EXPECT_TRUE(swap_promise_result_[1].did_not_swap_called);
EXPECT_EQ(SwapPromise::COMMIT_NO_UPDATE, swap_promise_result_[1].reason);
EXPECT_TRUE(swap_promise_result_[1].dtor_called);
}
{
// The last commit completes but it does not cause swap buffer because
// there is no damage in the frame data.
base::AutoLock lock(swap_promise_result_[2].lock);
EXPECT_TRUE(swap_promise_result_[2].did_activate_called);
EXPECT_FALSE(swap_promise_result_[2].did_swap_called);
EXPECT_TRUE(swap_promise_result_[2].did_not_swap_called);
EXPECT_EQ(SwapPromise::SWAP_FAILS, swap_promise_result_[2].reason);
EXPECT_TRUE(swap_promise_result_[2].dtor_called);
}
}
int commit_count_;
int commit_complete_count_;
TestSwapPromiseResult swap_promise_result_[3];
};
MULTI_THREAD_TEST_F(LayerTreeHostTestBreakSwapPromise);
class LayerTreeHostTestKeepSwapPromise : public LayerTreeHostTest {
public:
LayerTreeHostTestKeepSwapPromise() = default;
void BeginTest() override {
layer_ = SolidColorLayer::Create();
layer_->SetIsDrawable(true);
layer_->SetBounds(gfx::Size(10, 10));
layer_tree_host()->SetRootLayer(layer_);
gfx::Size bounds(100, 100);
layer_tree_host()->SetViewportRectAndScale(gfx::Rect(bounds), 1.f,
viz::LocalSurfaceIdAllocation());
PostSetNeedsCommitToMainThread();
}
void DidCommit() override {
MainThreadTaskRunner()->PostTask(
FROM_HERE,
base::BindOnce(&LayerTreeHostTestKeepSwapPromise::ChangeFrame,
base::Unretained(this)));
}
void ChangeFrame() {
switch (layer_tree_host()->SourceFrameNumber()) {
case 1:
layer_->SetBounds(gfx::Size(10, 11));
layer_tree_host()->GetSwapPromiseManager()->QueueSwapPromise(
std::make_unique<TestSwapPromise>(&swap_promise_result_));
break;
case 2:
break;
default:
NOTREACHED();
break;
}
}
void WillActivateTreeOnThread(LayerTreeHostImpl* host_impl) override {
if (host_impl->pending_tree()) {
if (host_impl->pending_tree()->source_frame_number() == 1) {
base::AutoLock lock(swap_promise_result_.lock);
EXPECT_FALSE(swap_promise_result_.did_activate_called);
EXPECT_FALSE(swap_promise_result_.did_swap_called);
SetCallback(host_impl, true);
} else {
SetCallback(host_impl, false);
}
}
}
void DidActivateTreeOnThread(LayerTreeHostImpl* host_impl) override {
if (host_impl->active_tree()->source_frame_number() == 1) {
base::AutoLock lock(swap_promise_result_.lock);
EXPECT_TRUE(swap_promise_result_.did_activate_called);
EXPECT_FALSE(swap_promise_result_.did_swap_called);
}
}
void ActivationCallback() {
// DidActivate needs to happen before the tree activation callback.
base::AutoLock lock(swap_promise_result_.lock);
EXPECT_TRUE(swap_promise_result_.did_activate_called);
}
void SetCallback(LayerTreeHostImpl* host_impl, bool enable) {
host_impl->SetTreeActivationCallback(
enable ? base::BindRepeating(
&LayerTreeHostTestKeepSwapPromise::ActivationCallback,
base::Unretained(this))
: base::RepeatingClosure());
}
void DisplayDidDrawAndSwapOnThread() override {
if (num_swaps_++ >= 1) {
// The commit changes layers so it should cause a swap.
base::AutoLock lock(swap_promise_result_.lock);
EXPECT_TRUE(swap_promise_result_.did_swap_called);
EXPECT_FALSE(swap_promise_result_.did_not_swap_called);
EXPECT_TRUE(swap_promise_result_.dtor_called);
EndTest();
}
}
private:
int num_swaps_ = 0;
scoped_refptr<Layer> layer_;
TestSwapPromiseResult swap_promise_result_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestKeepSwapPromise);
class LayerTreeHostTestKeepSwapPromiseMFBA : public LayerTreeHostTest {
public:
LayerTreeHostTestKeepSwapPromiseMFBA() = default;
void InitializeSettings(LayerTreeSettings* settings) override {
settings->main_frame_before_activation_enabled = true;
}
void BeginTest() override {
layer_ = SolidColorLayer::Create();
layer_->SetIsDrawable(true);
layer_->SetBounds(gfx::Size(10, 10));
layer_tree_host()->SetRootLayer(layer_);
gfx::Size bounds(100, 100);
layer_tree_host()->SetViewportRectAndScale(gfx::Rect(bounds), 1.f,
viz::LocalSurfaceIdAllocation());
PostSetNeedsCommitToMainThread();
}
void BeginCommitOnThread(LayerTreeHostImpl* host_impl) override {
// Safe to check frame number here because main thread is blocked.
if (layer_tree_host()->SourceFrameNumber() == 0) {
host_impl->BlockNotifyReadyToActivateForTesting(true);
} else {
NOTREACHED();
}
}
void DidCommit() override {
MainThreadTaskRunner()->PostTask(
FROM_HERE,
base::BindOnce(&LayerTreeHostTestKeepSwapPromiseMFBA::ChangeFrame,
base::Unretained(this)));
}
void BeginMainFrameAbortedOnThread(LayerTreeHostImpl* host_impl,
CommitEarlyOutReason reason) override {
base::AutoLock lock(swap_promise_result_.lock);
EXPECT_FALSE(swap_promise_result_.did_not_swap_called);
EXPECT_FALSE(swap_promise_result_.did_activate_called);
EXPECT_FALSE(swap_promise_result_.did_swap_called);
host_impl->BlockNotifyReadyToActivateForTesting(false);
}
void ChangeFrame() {
switch (layer_tree_host()->SourceFrameNumber()) {
case 1:
// Make no changes so that we abort the next commit caused by queuing
// the swap promise.
layer_tree_host()->GetSwapPromiseManager()->QueueSwapPromise(
std::make_unique<TestSwapPromise>(&swap_promise_result_));
layer_tree_host()->SetNeedsUpdateLayers();
break;
case 2:
break;
default:
NOTREACHED();
break;
}
}
void WillActivateTreeOnThread(LayerTreeHostImpl* host_impl) override {
if (host_impl->pending_tree()) {
if (host_impl->pending_tree()->source_frame_number() == 1) {
base::AutoLock lock(swap_promise_result_.lock);
EXPECT_FALSE(swap_promise_result_.did_activate_called);
EXPECT_FALSE(swap_promise_result_.did_swap_called);
SetCallback(host_impl, true);
} else {
SetCallback(host_impl, false);
}
}
}
void DidActivateTreeOnThread(LayerTreeHostImpl* host_impl) override {
if (host_impl->active_tree()->source_frame_number() == 1) {
base::AutoLock lock(swap_promise_result_.lock);
EXPECT_TRUE(swap_promise_result_.did_activate_called);
EXPECT_FALSE(swap_promise_result_.did_swap_called);
}
}
void ActivationCallback() {
// DidActivate needs to happen before the tree activation callback.
base::AutoLock lock(swap_promise_result_.lock);
EXPECT_TRUE(swap_promise_result_.did_activate_called);
}
void SetCallback(LayerTreeHostImpl* host_impl, bool enable) {
host_impl->SetTreeActivationCallback(
enable ? base::BindRepeating(
&LayerTreeHostTestKeepSwapPromiseMFBA::ActivationCallback,
base::Unretained(this))
: base::RepeatingClosure());
}
void DisplayDidDrawAndSwapOnThread() override {
num_swaps_++;
base::AutoLock lock(swap_promise_result_.lock);
EXPECT_TRUE(swap_promise_result_.did_swap_called);
EXPECT_FALSE(swap_promise_result_.did_not_swap_called);
EXPECT_TRUE(swap_promise_result_.dtor_called);
EndTest();
}
void AfterTest() override { EXPECT_EQ(1, num_swaps_); }
private:
int num_swaps_ = 0;
scoped_refptr<Layer> layer_;
TestSwapPromiseResult swap_promise_result_;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestKeepSwapPromiseMFBA);
class LayerTreeHostTestDeferSwapPromiseForVisibility
: public LayerTreeHostTest {
protected:
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void SetVisibleFalseAndQueueSwapPromise() {
layer_tree_host()->SetVisible(false);
auto swap_promise =
std::make_unique<TestSwapPromise>(&swap_promise_result_);
swap_promise->set_action(SwapPromise::DidNotSwapAction::KEEP_ACTIVE);
layer_tree_host()->GetSwapPromiseManager()->QueueSwapPromise(
std::move(swap_promise));
}
void WillBeginImplFrameOnThread(LayerTreeHostImpl* impl,
const viz::BeginFrameArgs& args) override {
if (!sent_queue_request_) {
sent_queue_request_ = true;
MainThreadTaskRunner()->PostTask(
FROM_HERE,
base::BindOnce(&LayerTreeHostTestDeferSwapPromiseForVisibility::
SetVisibleFalseAndQueueSwapPromise,
base::Unretained(this)));
}
}
void BeginMainFrameAbortedOnThread(LayerTreeHostImpl* host_impl,
CommitEarlyOutReason reason) override {
MainThreadTaskRunner()->PostTask(
FROM_HERE,
base::BindOnce(&LayerTreeHostTestDeferSwapPromiseForVisibility::
CheckSwapPromiseNotCalled,
base::Unretained(this)));
}
void CheckSwapPromiseNotCalled() {
{
base::AutoLock lock(swap_promise_result_.lock);
EXPECT_FALSE(swap_promise_result_.did_activate_called);
EXPECT_FALSE(swap_promise_result_.did_swap_called);
EXPECT_TRUE(swap_promise_result_.did_not_swap_called);
EXPECT_EQ(SwapPromise::COMMIT_FAILS, swap_promise_result_.reason);
EXPECT_FALSE(swap_promise_result_.dtor_called);
}
layer_tree_host()->SetVisible(true);
}
void DidCommitAndDrawFrame() override {
{
base::AutoLock lock(swap_promise_result_.lock);
EXPECT_TRUE(swap_promise_result_.did_activate_called);
EXPECT_TRUE(swap_promise_result_.did_swap_called);
EXPECT_TRUE(swap_promise_result_.dtor_called);
}
EndTest();
}
TestSwapPromiseResult swap_promise_result_;
bool sent_queue_request_ = false;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestDeferSwapPromiseForVisibility);
class SimpleSwapPromiseMonitor : public SwapPromiseMonitor {
public:
SimpleSwapPromiseMonitor(LayerTreeHost* layer_tree_host,
LayerTreeHostImpl* layer_tree_host_impl,
int* set_needs_commit_count,
int* set_needs_redraw_count)
: SwapPromiseMonitor(
(layer_tree_host ? layer_tree_host->GetSwapPromiseManager()
: nullptr),
layer_tree_host_impl),
set_needs_commit_count_(set_needs_commit_count) {}
~SimpleSwapPromiseMonitor() override = default;
void OnSetNeedsCommitOnMain() override { (*set_needs_commit_count_)++; }
void OnSetNeedsRedrawOnImpl() override {
ADD_FAILURE() << "Should not get called on main thread.";
}
private:
int* set_needs_commit_count_;
};
class LayerTreeHostTestSwapPromiseDuringCommit : public LayerTreeHostTest {
protected:
LayerTreeHostTestSwapPromiseDuringCommit() = default;
void WillBeginMainFrame() override {
if (TestEnded())
return;
std::unique_ptr<SwapPromise> swap_promise(
new TestSwapPromise(&swap_promise_result_[0]));
int set_needs_commit_count = 0;
int set_needs_redraw_count = 0;
{
std::unique_ptr<SimpleSwapPromiseMonitor> swap_promise_monitor(
new SimpleSwapPromiseMonitor(layer_tree_host(), nullptr,
&set_needs_commit_count,
&set_needs_redraw_count));
layer_tree_host()->QueueSwapPromise(std::move(swap_promise));
// Queueing a swap promise from WillBeginMainFrame should not cause
// another commit to be scheduled.
EXPECT_EQ(0, set_needs_commit_count);
}
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidBeginMainFrame() override {
if (TestEnded())
return;
std::unique_ptr<SwapPromise> swap_promise(
new TestSwapPromise(&swap_promise_result_[1]));
int set_needs_commit_count = 0;
int set_needs_redraw_count = 0;
{
std::unique_ptr<SimpleSwapPromiseMonitor> swap_promise_monitor(
new SimpleSwapPromiseMonitor(layer_tree_host(), nullptr,
&set_needs_commit_count,
&set_needs_redraw_count));
layer_tree_host()->QueueSwapPromise(std::move(swap_promise));
// Queueing a swap promise from DidBeginMainFrame should cause a
// subsequent main frame to be scheduled.
EXPECT_EQ(1, set_needs_commit_count);
}
EndTest();
}
TestSwapPromiseResult swap_promise_result_[2];
};
MULTI_THREAD_TEST_F(LayerTreeHostTestSwapPromiseDuringCommit);
class LayerTreeHostTestSimpleSwapPromiseMonitor : public LayerTreeHostTest {
public:
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void WillBeginMainFrame() override {
if (TestEnded())
return;
int set_needs_commit_count = 0;
int set_needs_redraw_count = 0;
{
std::unique_ptr<SimpleSwapPromiseMonitor> swap_promise_monitor(
new SimpleSwapPromiseMonitor(layer_tree_host(), nullptr,
&set_needs_commit_count,
&set_needs_redraw_count));
layer_tree_host()->SetNeedsCommit();
EXPECT_EQ(1, set_needs_commit_count);
EXPECT_EQ(0, set_needs_redraw_count);
}
// Now the monitor is destroyed, SetNeedsCommit() is no longer being
// monitored.
layer_tree_host()->SetNeedsCommit();
EXPECT_EQ(1, set_needs_commit_count);
EXPECT_EQ(0, set_needs_redraw_count);
{
std::unique_ptr<SimpleSwapPromiseMonitor> swap_promise_monitor(
new SimpleSwapPromiseMonitor(layer_tree_host(), nullptr,
&set_needs_commit_count,
&set_needs_redraw_count));
layer_tree_host()->SetNeedsUpdateLayers();
EXPECT_EQ(2, set_needs_commit_count);
EXPECT_EQ(0, set_needs_redraw_count);
}
{
std::unique_ptr<SimpleSwapPromiseMonitor> swap_promise_monitor(
new SimpleSwapPromiseMonitor(layer_tree_host(), nullptr,
&set_needs_commit_count,
&set_needs_redraw_count));
layer_tree_host()->SetNeedsAnimate();
EXPECT_EQ(3, set_needs_commit_count);
EXPECT_EQ(0, set_needs_redraw_count);
}
EndTest();
}
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestSimpleSwapPromiseMonitor);
class LayerTreeHostTestHighResRequiredAfterEvictingUIResources
: public LayerTreeHostTest {
protected:
void SetupTree() override {
LayerTreeHostTest::SetupTree();
ui_resource_ =
FakeScopedUIResource::Create(layer_tree_host()->GetUIResourceManager());
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidActivateTreeOnThread(LayerTreeHostImpl* host_impl) override {
if (TestEnded())
return;
host_impl->EvictAllUIResources();
// Existence of evicted UI resources will trigger NEW_CONTENT_TAKES_PRIORITY
// mode. Active tree should require high-res to draw after entering this
// mode to ensure that high-res tiles are also required for a pending tree
// to be activated.
EXPECT_TRUE(host_impl->RequiresHighResToDraw());
MainThreadTaskRunner()->PostTask(
FROM_HERE,
base::BindOnce(
&LayerTreeHostTestHighResRequiredAfterEvictingUIResources::
DeleteResourceAndEndTest,
base::Unretained(this)));
}
void DeleteResourceAndEndTest() {
// This must be destroyed before the test ends and tears down the
// LayerTreeHost. It causes another commit+activation though, which
// may run before the test exits.
ui_resource_ = nullptr;
EndTest();
}
std::unique_ptr<FakeScopedUIResource> ui_resource_;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestHighResRequiredAfterEvictingUIResources);
class LayerTreeHostTestGpuRasterizationDefault : public LayerTreeHostTest {
protected:
void InitializeSettings(LayerTreeSettings* settings) override {
EXPECT_FALSE(settings->gpu_rasterization_forced);
}
void SetupTree() override {
LayerTreeHostTest::SetupTree();
std::unique_ptr<FakeRecordingSource> recording_source(
new FakeRecordingSource);
recording_source_ = recording_source.get();
scoped_refptr<FakePictureLayer> layer =
FakePictureLayer::CreateWithRecordingSource(
&layer_client_, std::move(recording_source));
layer_ = layer.get();
layer->SetBounds(gfx::Size(10, 10));
layer->SetIsDrawable(true);
layer_tree_host()->root_layer()->AddChild(layer);
layer_client_.set_bounds(layer_->bounds());
}
void BeginTest() override {
PostSetNeedsCommitToMainThread();
}
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
EXPECT_FALSE(host_impl->pending_tree()->use_gpu_rasterization());
EXPECT_FALSE(host_impl->use_gpu_rasterization());
}
void DidActivateTreeOnThread(LayerTreeHostImpl* host_impl) override {
EXPECT_FALSE(host_impl->active_tree()->use_gpu_rasterization());
EXPECT_FALSE(host_impl->use_gpu_rasterization());
EndTest();
}
FakeContentLayerClient layer_client_;
FakePictureLayer* layer_;
FakeRecordingSource* recording_source_;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestGpuRasterizationDefault);
class LayerTreeHostWithGpuRasterizationSupportedTest
: public LayerTreeHostTest {
protected:
void InitializeSettings(LayerTreeSettings* settings) override {
settings->gpu_rasterization_msaa_sample_count = 4;
}
std::unique_ptr<TestLayerTreeFrameSink> CreateLayerTreeFrameSink(
const viz::RendererSettings& renderer_settings,
double refresh_rate,
scoped_refptr<viz::ContextProvider> ignored_compositor_context_provider,
scoped_refptr<viz::RasterContextProvider> ignored_worker_context_provider)
override {
auto context_provider = viz::TestContextProvider::Create();
viz::TestGLES2Interface* gl = context_provider->UnboundTestContextGL();
gl->SetMaxSamples(4);
gl->set_support_multisample_compatibility(false);
gl->set_gpu_rasterization(true);
auto worker_context_provider = viz::TestContextProvider::CreateWorker();
viz::TestGLES2Interface* worker_gl =
worker_context_provider->UnboundTestContextGL();
worker_gl->SetMaxSamples(4);
worker_gl->set_support_multisample_compatibility(false);
worker_gl->set_gpu_rasterization(true);
return LayerTreeHostTest::CreateLayerTreeFrameSink(
renderer_settings, refresh_rate, std::move(context_provider),
std::move(worker_context_provider));
}
void SetupTree() override {
LayerTreeHostTest::SetupTree();
std::unique_ptr<FakeRecordingSource> recording_source(
new FakeRecordingSource);
recording_source_ = recording_source.get();
scoped_refptr<FakePictureLayer> layer =
FakePictureLayer::CreateWithRecordingSource(
&layer_client_, std::move(recording_source));
layer_ = layer.get();
layer->SetBounds(gfx::Size(10, 10));
layer->SetIsDrawable(true);
layer_tree_host()->root_layer()->AddChild(layer);
layer_client_.set_bounds(layer_->bounds());
}
FakeContentLayerClient layer_client_;
FakePictureLayer* layer_;
FakeRecordingSource* recording_source_;
};
class LayerTreeHostTestGpuRasterizationEnabled
: public LayerTreeHostWithGpuRasterizationSupportedTest {
protected:
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
auto* raster_source = static_cast<PictureLayerImpl*>(
host_impl->sync_tree()->LayerById(layer_->id()))
->GetRasterSource();
EXPECT_EQ(host_impl->GetMSAASampleCountForRaster(
raster_source->GetDisplayItemList()),
0);
EXPECT_TRUE(host_impl->pending_tree()->use_gpu_rasterization());
EXPECT_TRUE(host_impl->use_gpu_rasterization());
}
void DidActivateTreeOnThread(LayerTreeHostImpl* host_impl) override {
EXPECT_TRUE(host_impl->active_tree()->use_gpu_rasterization());
EXPECT_TRUE(host_impl->use_gpu_rasterization());
EndTest();
}
};
MULTI_THREAD_TEST_F(LayerTreeHostTestGpuRasterizationEnabled);
class LayerTreeHostTestGpuRasterizationEnabledWithMSAA
: public LayerTreeHostWithGpuRasterizationSupportedTest {
protected:
void BeginTest() override {
// Content-based MSAA trigger.
layer_client_.set_contains_slow_paths(true);
// MSAA trigger will take effect when layers are updated.
// The results will be verified after commit is completed below.
// Since we are manually marking the source as containing slow paths,
// make sure that the layer gets a chance to update.
layer_->SetNeedsDisplay();
PostSetNeedsCommitToMainThread();
}
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
auto* raster_source = static_cast<PictureLayerImpl*>(
host_impl->sync_tree()->LayerById(layer_->id()))
->GetRasterSource();
EXPECT_GT(host_impl->GetMSAASampleCountForRaster(
raster_source->GetDisplayItemList()),
0);
EXPECT_TRUE(host_impl->pending_tree()->use_gpu_rasterization());
EXPECT_TRUE(host_impl->use_gpu_rasterization());
EndTest();
}
};
MULTI_THREAD_TEST_F(LayerTreeHostTestGpuRasterizationEnabledWithMSAA);
class LayerTreeHostTestGpuRasterizationForced : public LayerTreeHostTest {
protected:
void InitializeSettings(LayerTreeSettings* settings) override {
EXPECT_FALSE(settings->gpu_rasterization_forced);
settings->gpu_rasterization_forced = true;
}
void SetupTree() override {
LayerTreeHostTest::SetupTree();
std::unique_ptr<FakeRecordingSource> recording_source(
new FakeRecordingSource);
recording_source_ = recording_source.get();
scoped_refptr<FakePictureLayer> layer =
FakePictureLayer::CreateWithRecordingSource(
&layer_client_, std::move(recording_source));
layer_ = layer.get();
layer->SetBounds(gfx::Size(10, 10));
layer->SetIsDrawable(true);
layer_tree_host()->root_layer()->AddChild(layer);
layer_client_.set_bounds(layer_->bounds());
}
void BeginTest() override {
// Veto will take effect when layers are updated.
// The results will be verified after commit is completed below.
// Since we are manually marking the source as containing slow paths,
// make sure that the layer gets a chance to update.
layer_->SetNeedsDisplay();
PostSetNeedsCommitToMainThread();
}
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
EXPECT_TRUE(host_impl->sync_tree()->use_gpu_rasterization());
EXPECT_TRUE(host_impl->use_gpu_rasterization());
}
void DidActivateTreeOnThread(LayerTreeHostImpl* host_impl) override {
EXPECT_TRUE(host_impl->active_tree()->use_gpu_rasterization());
EXPECT_TRUE(host_impl->use_gpu_rasterization());
EndTest();
}
FakeContentLayerClient layer_client_;
FakePictureLayer* layer_;
FakeRecordingSource* recording_source_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestGpuRasterizationForced);
class LayerTreeHostTestGpuRasterizationSupportedButDisabled
: public LayerTreeHostWithGpuRasterizationSupportedTest {
protected:
void InitializeSettings(LayerTreeSettings* settings) override {
settings->gpu_rasterization_disabled = true;
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
EXPECT_FALSE(host_impl->sync_tree()->use_gpu_rasterization());
EXPECT_FALSE(host_impl->use_gpu_rasterization());
}
void DidActivateTreeOnThread(LayerTreeHostImpl* host_impl) override {
EXPECT_FALSE(host_impl->active_tree()->use_gpu_rasterization());
EXPECT_FALSE(host_impl->use_gpu_rasterization());
EndTest();
}
};
MULTI_THREAD_TEST_F(LayerTreeHostTestGpuRasterizationSupportedButDisabled);
class LayerTreeHostTestWillBeginImplFrameHasDidFinishImplFrame
: public LayerTreeHostTest {
public:
enum { kExpectedNumImplFrames = 10 };
LayerTreeHostTestWillBeginImplFrameHasDidFinishImplFrame()
: will_begin_impl_frame_count_(0), did_finish_impl_frame_count_(0) {}
void BeginTest() override {
PostSetNeedsCommitToMainThread();
}
void WillBeginImplFrameOnThread(LayerTreeHostImpl* host_impl,
const viz::BeginFrameArgs& args) override {
EXPECT_EQ(will_begin_impl_frame_count_, did_finish_impl_frame_count_);
EXPECT_FALSE(TestEnded());
will_begin_impl_frame_count_++;
}
void DidFinishImplFrameOnThread(LayerTreeHostImpl* host_impl) override {
did_finish_impl_frame_count_++;
EXPECT_EQ(will_begin_impl_frame_count_, did_finish_impl_frame_count_);
// Trigger a new impl frame until we are done testing.
if (did_finish_impl_frame_count_ < kExpectedNumImplFrames)
PostSetNeedsRedrawToMainThread();
else
EndTest();
}
void AfterTest() override {
EXPECT_GT(will_begin_impl_frame_count_, 0);
EXPECT_GT(did_finish_impl_frame_count_, 0);
EXPECT_EQ(will_begin_impl_frame_count_, did_finish_impl_frame_count_);
EXPECT_EQ(will_begin_impl_frame_count_, kExpectedNumImplFrames);
EXPECT_EQ(did_finish_impl_frame_count_, kExpectedNumImplFrames);
}
private:
int will_begin_impl_frame_count_;
int did_finish_impl_frame_count_;
};
// TODO(crbug.com/842038): Disabled as flaky.
// SINGLE_AND_MULTI_THREAD_TEST_F(
// LayerTreeHostTestWillBeginImplFrameHasDidFinishImplFrame);
::testing::AssertionResult AssertFrameTimeContained(
const char* haystack_expr,
const char* needle_expr,
const std::vector<viz::BeginFrameArgs> haystack,
const viz::BeginFrameArgs needle) {
auto failure = ::testing::AssertionFailure()
<< needle.frame_time << " (" << needle_expr
<< ") not found in " << haystack_expr;
if (haystack.size() == 0) {
failure << " which is empty.";
} else {
failure << " which contains:\n";
for (size_t i = 0; i < haystack.size(); i++) {
if (haystack[i].frame_time == needle.frame_time)
return ::testing::AssertionSuccess();
failure << " [" << i << "]: " << haystack[i].frame_time << "\n";
}
}
return failure;
}
class LayerTreeHostTestBeginMainFrameTimeIsAlsoImplTime
: public LayerTreeHostTest {
public:
LayerTreeHostTestBeginMainFrameTimeIsAlsoImplTime()
: impl_frame_args_(), will_begin_impl_frame_count_(0) {}
void BeginTest() override {
// Test terminates when a main frame is no longer expected so request that
// this message is actually sent.
layer_tree_host()->RequestBeginMainFrameNotExpected(true);
// Kick off the test with a commit.
PostSetNeedsCommitToMainThread();
}
void WillBeginImplFrameOnThread(LayerTreeHostImpl* impl,
const viz::BeginFrameArgs& args) override {
impl_frame_args_.push_back(args);
will_begin_impl_frame_count_++;
if (will_begin_impl_frame_count_ < 10)
PostSetNeedsCommitToMainThread();
}
void BeginMainFrame(const viz::BeginFrameArgs& args) override {
ASSERT_GT(impl_frame_args_.size(), 0U)
<< "BeginMainFrame called before BeginImplFrame called!";
EXPECT_PRED_FORMAT2(AssertFrameTimeContained, impl_frame_args_, args);
}
void BeginMainFrameNotExpectedSoon() override { EndTest(); }
void AfterTest() override {
EXPECT_GT(impl_frame_args_.size(), 0U);
EXPECT_GE(will_begin_impl_frame_count_, 10);
}
private:
std::vector<viz::BeginFrameArgs> impl_frame_args_;
int will_begin_impl_frame_count_;
};
// TODO(mithro): Re-enable the multi-threaded version of this test
// http://crbug.com/537621
// SINGLE_AND_MULTI_THREAD_TEST_F(
// LayerTreeHostTestBeginMainFrameTimeIsAlsoImplTime);
SINGLE_THREAD_TEST_F(LayerTreeHostTestBeginMainFrameTimeIsAlsoImplTime);
class LayerTreeHostTestActivateOnInvisible : public LayerTreeHostTest {
public:
LayerTreeHostTestActivateOnInvisible()
: activation_count_(0), visible_(true) {}
void BeginTest() override {
// Kick off the test with a commit.
PostSetNeedsCommitToMainThread();
}
void BeginCommitOnThread(LayerTreeHostImpl* host_impl) override {
// Make sure we don't activate using the notify signal from tile manager.
host_impl->BlockNotifyReadyToActivateForTesting(true);
}
void DidCommit() override { layer_tree_host()->SetVisible(false); }
void DidSetVisibleOnImplTree(LayerTreeHostImpl* host_impl,
bool visible) override {
visible_ = visible;
// Once invisible, we can go visible again.
if (!visible) {
PostSetVisibleToMainThread(true);
} else if (activation_count_) {
EXPECT_TRUE(host_impl->RequiresHighResToDraw());
EndTest();
}
}
void DidActivateTreeOnThread(LayerTreeHostImpl* host_impl) override {
++activation_count_;
EXPECT_FALSE(visible_);
}
void AfterTest() override {
// Ensure we activated even though the signal was blocked.
EXPECT_EQ(1, activation_count_);
EXPECT_TRUE(visible_);
}
private:
int activation_count_;
bool visible_;
};
// TODO(vmpstr): Enable with single thread impl-side painting.
// This test blocks activation which is not supported for single thread mode.
MULTI_THREAD_BLOCKNOTIFY_TEST_F(LayerTreeHostTestActivateOnInvisible);
class LayerTreeHostTestRenderSurfaceEffectTreeIndex : public LayerTreeHostTest {
public:
LayerTreeHostTestRenderSurfaceEffectTreeIndex() = default;
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void SetupTree() override {
root_ = Layer::Create();
child_ = Layer::Create();
grand_child_ = Layer::Create();
layer_tree_host()->SetRootLayer(root_);
root_->AddChild(child_);
child_->AddChild(grand_child_);
root_->SetBounds(gfx::Size(50, 50));
child_->SetBounds(gfx::Size(50, 50));
grand_child_->SetBounds(gfx::Size(50, 50));
child_->SetForceRenderSurfaceForTesting(true);
grand_child_->SetForceRenderSurfaceForTesting(true);
LayerTreeHostTest::SetupTree();
}
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
if (host_impl->sync_tree()->source_frame_number() >= 1) {
LayerImpl* grand_child_impl =
host_impl->sync_tree()->LayerById(grand_child_->id());
EXPECT_EQ(grand_child_impl->effect_tree_index(),
GetRenderSurface(grand_child_impl)->EffectTreeIndex());
}
}
void DidActivateTreeOnThread(LayerTreeHostImpl* host_impl) override {
LayerImpl* grand_child_impl =
host_impl->active_tree()->LayerById(grand_child_->id());
switch (host_impl->active_tree()->source_frame_number()) {
case 0:
PostSetNeedsCommitToMainThread();
break;
case 1:
case 2:
EXPECT_EQ(grand_child_impl->effect_tree_index(),
GetRenderSurface(grand_child_impl)->EffectTreeIndex());
PostSetNeedsCommitToMainThread();
break;
case 3:
EXPECT_EQ(grand_child_impl->effect_tree_index(),
GetRenderSurface(grand_child_impl)->EffectTreeIndex());
EndTest();
}
}
void DidCommit() override {
switch (layer_tree_host()->SourceFrameNumber()) {
case 2:
// Setting an empty viewport causes draws to get skipped, so the active
// tree won't update draw properties.
layer_tree_host()->SetViewportRectAndScale(
gfx::Rect(), 1.f, GetCurrentLocalSurfaceIdAllocation());
child_->SetForceRenderSurfaceForTesting(false);
break;
case 3:
layer_tree_host()->SetViewportRectAndScale(
gfx::Rect(root_->bounds()), 1.f,
GetCurrentLocalSurfaceIdAllocation());
}
}
private:
scoped_refptr<Layer> root_;
scoped_refptr<Layer> child_;
scoped_refptr<Layer> grand_child_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestRenderSurfaceEffectTreeIndex);
// Do a synchronous composite and assert that the swap promise succeeds.
class LayerTreeHostTestSynchronousCompositeSwapPromise
: public LayerTreeHostTest {
public:
LayerTreeHostTestSynchronousCompositeSwapPromise() = default;
void InitializeSettings(LayerTreeSettings* settings) override {
settings->single_thread_proxy_scheduler = false;
settings->use_zero_copy = true;
}
std::unique_ptr<TestLayerTreeFrameSink> CreateLayerTreeFrameSink(
const viz::RendererSettings& renderer_settings,
double refresh_rate,
scoped_refptr<viz::ContextProvider> compositor_context_provider,
scoped_refptr<viz::RasterContextProvider> worker_context_provider)
override {
constexpr bool disable_display_vsync = false;
bool synchronous_composite =
!HasImplThread() &&
!layer_tree_host()->GetSettings().single_thread_proxy_scheduler;
return std::make_unique<TestLayerTreeFrameSink>(
compositor_context_provider, std::move(worker_context_provider),
gpu_memory_buffer_manager(), renderer_settings, ImplThreadTaskRunner(),
synchronous_composite, disable_display_vsync, refresh_rate);
}
void BeginTest() override {
// Successful composite.
const bool raster = true;
std::unique_ptr<SwapPromise> swap_promise0(
new TestSwapPromise(&swap_promise_result_[0]));
layer_tree_host()->GetSwapPromiseManager()->QueueSwapPromise(
std::move(swap_promise0));
layer_tree_host()->Composite(base::TimeTicks::Now(), raster);
// Fail to swap (no damage) if not reclaiming resources from the Display.
std::unique_ptr<SwapPromise> swap_promise1(
new TestSwapPromise(&swap_promise_result_[1]));
layer_tree_host()->GetSwapPromiseManager()->QueueSwapPromise(
std::move(swap_promise1));
layer_tree_host()->SetNeedsCommit();
layer_tree_host()->Composite(base::TimeTicks::Now(), raster);
// Fail to draw (not visible).
std::unique_ptr<SwapPromise> swap_promise2(
new TestSwapPromise(&swap_promise_result_[2]));
layer_tree_host()->GetSwapPromiseManager()->QueueSwapPromise(
std::move(swap_promise2));
layer_tree_host()->SetNeedsDisplayOnAllLayers();
layer_tree_host()->SetVisible(false);
layer_tree_host()->Composite(base::TimeTicks::Now(), raster);
EndTest();
}
void DidCommit() override {
commit_count_++;
ASSERT_LE(commit_count_, 3);
}
void AfterTest() override {
EXPECT_EQ(3, commit_count_);
// Initial swap promise should have succeded.
{
base::AutoLock lock(swap_promise_result_[0].lock);
EXPECT_TRUE(swap_promise_result_[0].did_swap_called);
EXPECT_FALSE(swap_promise_result_[0].did_not_swap_called);
EXPECT_TRUE(swap_promise_result_[0].dtor_called);
}
// Second swap promise fails to swap.
{
base::AutoLock lock(swap_promise_result_[1].lock);
EXPECT_TRUE(swap_promise_result_[1].did_activate_called);
EXPECT_FALSE(swap_promise_result_[1].did_swap_called);
EXPECT_TRUE(swap_promise_result_[1].did_not_swap_called);
EXPECT_EQ(SwapPromise::SWAP_FAILS, swap_promise_result_[1].reason);
EXPECT_TRUE(swap_promise_result_[1].dtor_called);
}
// Third swap promises also fails to swap (and draw).
{
base::AutoLock lock(swap_promise_result_[2].lock);
EXPECT_TRUE(swap_promise_result_[2].did_activate_called);
EXPECT_FALSE(swap_promise_result_[2].did_swap_called);
EXPECT_TRUE(swap_promise_result_[2].did_not_swap_called);
EXPECT_EQ(SwapPromise::SWAP_FAILS, swap_promise_result_[2].reason);
EXPECT_TRUE(swap_promise_result_[2].dtor_called);
}
}
int commit_count_ = 0;
TestSwapPromiseResult swap_promise_result_[3];
};
// Synchronous composite is a single-threaded only feature.
SINGLE_THREAD_TEST_F(LayerTreeHostTestSynchronousCompositeSwapPromise);
// Make sure page scale and top control deltas are applied to the client even
// when the LayerTreeHost doesn't have a root layer.
class LayerTreeHostAcceptsDeltasFromImplWithoutRootLayer
: public LayerTreeHostTest {
public:
LayerTreeHostAcceptsDeltasFromImplWithoutRootLayer()
: deltas_sent_to_client_(false) {}
void BeginTest() override {
layer_tree_host()->SetRootLayer(nullptr);
info_.page_scale_delta = 3.14f;
info_.top_controls_delta = 2.73f;
PostSetNeedsCommitToMainThread();
}
void BeginMainFrame(const viz::BeginFrameArgs& args) override {
EXPECT_EQ(nullptr, layer_tree_host()->root_layer());
layer_tree_host()->ApplyScrollAndScale(&info_);
EndTest();
}
void ApplyViewportChanges(const ApplyViewportChangesArgs& args) override {
EXPECT_EQ(info_.page_scale_delta, args.page_scale_delta);
EXPECT_EQ(info_.top_controls_delta, args.top_controls_delta);
EXPECT_EQ(info_.browser_controls_constraint,
args.browser_controls_constraint);
deltas_sent_to_client_ = true;
}
void AfterTest() override { EXPECT_TRUE(deltas_sent_to_client_); }
ScrollAndScaleSet info_;
bool deltas_sent_to_client_;
};
MULTI_THREAD_TEST_F(LayerTreeHostAcceptsDeltasFromImplWithoutRootLayer);
class LayerTreeHostTestCrispUpAfterPinchEnds : public LayerTreeHostTest {
protected:
LayerTreeHostTestCrispUpAfterPinchEnds()
: playback_allowed_event_(base::WaitableEvent::ResetPolicy::MANUAL,
base::WaitableEvent::InitialState::SIGNALED) {
SetUseLayerLists();
}
void SetupTree() override {
frame_ = 1;
posted_ = false;
client_.set_fill_with_nonsolid_color(true);
SetInitialRootBounds(gfx::Size(500, 500));
LayerTreeHostTest::SetupTree();
Layer* root = layer_tree_host()->root_layer();
SetupViewport(root, root->bounds(), root->bounds());
std::unique_ptr<FakeRecordingSource> recording(new FakeRecordingSource);
recording->SetPlaybackAllowedEvent(&playback_allowed_event_);
scoped_refptr<FakePictureLayer> layer =
FakePictureLayer::CreateWithRecordingSource(&client_,
std::move(recording));
layer->SetBounds(gfx::Size(500, 500));
layer->SetContentsOpaque(true);
// Avoid LCD text on the layer so we don't cause extra commits when we
// pinch.
CopyProperties(layer_tree_host()->InnerViewportScrollLayerForTesting(),
layer.get());
root->AddChild(layer);
layer_tree_host()->SetPageScaleFactorAndLimits(1.f, 1.f, 4.f);
client_.set_bounds(root->bounds());
}
// Returns the delta scale of all quads in the frame's root pass from their
// ideal, or 0 if they are not all the same.
float FrameQuadScaleDeltaFromIdeal(LayerTreeHostImpl::FrameData* frame_data) {
if (frame_data->has_no_damage)
return 0.f;
float frame_scale = 0.f;
viz::RenderPass* root_pass = frame_data->render_passes.back().get();
for (auto* draw_quad : root_pass->quad_list) {
// Checkerboards mean an incomplete frame.
if (draw_quad->material != viz::DrawQuad::Material::kTiledContent)
return 0.f;
const viz::TileDrawQuad* quad =
viz::TileDrawQuad::MaterialCast(draw_quad);
float quad_scale =
quad->tex_coord_rect.width() / static_cast<float>(quad->rect.width());
float transform_scale = SkMScalarToFloat(
quad->shared_quad_state->quad_to_target_transform.matrix().get(0, 0));
float scale = quad_scale / transform_scale;
if (frame_scale != 0.f && frame_scale != scale)
return 0.f;
frame_scale = scale;
}
return frame_scale;
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
float quad_scale_delta = FrameQuadScaleDeltaFromIdeal(frame_data);
switch (frame_) {
case 1:
// Drew at page scale 1 before any pinching.
EXPECT_EQ(1.f, host_impl->active_tree()->current_page_scale_factor());
EXPECT_EQ(1.f, quad_scale_delta);
PostNextAfterDraw(host_impl);
break;
case 2:
if (quad_scale_delta != 1.f)
break;
// Drew at page scale 1.5 after pinching in.
EXPECT_EQ(1.5f, host_impl->active_tree()->current_page_scale_factor());
EXPECT_EQ(1.f, quad_scale_delta);
PostNextAfterDraw(host_impl);
break;
case 3:
// By pinching out, we will create a new tiling and raster it. This may
// cause some additional draws, though we should still be drawing with
// the old 1.5 tiling.
if (frame_data->has_no_damage)
break;
// Drew at page scale 1 with the 1.5 tiling while pinching out.
EXPECT_EQ(1.f, host_impl->active_tree()->current_page_scale_factor());
EXPECT_EQ(1.5f, quad_scale_delta);
// We don't PostNextAfterDraw here, instead we wait for the new tiling
// to finish rastering so we don't get any noise in further steps.
break;
case 4:
// Drew at page scale 1 with the 1.5 tiling after pinching out completed
// while waiting for texture uploads to complete.
EXPECT_EQ(1.f, host_impl->active_tree()->current_page_scale_factor());
// This frame will not have any damage, since it's actually the same as
// the last frame, and should contain no incomplete tiles. We just want
// to make sure we drew here at least once after the pinch ended to be
// sure that drawing after pinch doesn't leave us at the wrong scale
EXPECT_TRUE(frame_data->has_no_damage);
PostNextAfterDraw(host_impl);
break;
case 5:
if (quad_scale_delta != 1.f)
break;
// Drew at scale 1 after texture uploads are done.
EXPECT_EQ(1.f, host_impl->active_tree()->current_page_scale_factor());
EXPECT_EQ(1.f, quad_scale_delta);
EndTest();
break;
}
return draw_result;
}
void PostNextAfterDraw(LayerTreeHostImpl* host_impl) {
if (posted_)
return;
posted_ = true;
ImplThreadTaskRunner()->PostDelayedTask(
FROM_HERE,
base::BindOnce(&LayerTreeHostTestCrispUpAfterPinchEnds::Next,
base::Unretained(this), host_impl),
// Use a delay to allow raster/upload to happen in between frames. This
// should cause flakiness if we fail to block raster/upload when
// desired.
base::TimeDelta::FromMilliseconds(16 * 4));
}
void Next(LayerTreeHostImpl* host_impl) {
++frame_;
posted_ = false;
switch (frame_) {
case 2:
// Pinch zoom in.
host_impl->PinchGestureBegin();
host_impl->PinchGestureUpdate(1.5f, gfx::Point(100, 100));
host_impl->PinchGestureEnd(gfx::Point(100, 100), true);
break;
case 3:
// Pinch zoom back to 1.f but don't end it.
host_impl->PinchGestureBegin();
host_impl->PinchGestureUpdate(1.f / 1.5f, gfx::Point(100, 100));
break;
case 4:
// End the pinch, but delay tile production.
playback_allowed_event_.Reset();
host_impl->PinchGestureEnd(gfx::Point(100, 100), true);
break;
case 5:
// Let tiles complete.
playback_allowed_event_.Signal();
break;
}
}
void NotifyTileStateChangedOnThread(LayerTreeHostImpl* host_impl,
const Tile* tile) override {
if (frame_ == 3) {
// On frame 3, we will have a lower res tile complete for the pinch-out
// gesture even though it's not displayed. We wait for it here to prevent
// flakiness.
EXPECT_EQ(gfx::AxisTransform2d(0.75f, gfx::Vector2dF()),
tile->raster_transform());
PostNextAfterDraw(host_impl);
}
// On frame_ == 4, we are preventing texture uploads from completing,
// so this verifies they are not completing before frame_ == 5.
// Flaky failures here indicate we're failing to prevent uploads from
// completing.
EXPECT_NE(4, frame_) << tile->contents_scale_key();
}
FakeContentLayerClient client_;
int frame_;
bool posted_;
base::WaitableEvent playback_allowed_event_;
};
// This test does pinching on the impl side which is not supported in single
// thread.
MULTI_THREAD_TEST_F(LayerTreeHostTestCrispUpAfterPinchEnds);
class LayerTreeHostTestCrispUpAfterPinchEndsWithOneCopy
: public LayerTreeHostTestCrispUpAfterPinchEnds {
protected:
std::unique_ptr<viz::OutputSurface> CreateDisplayOutputSurfaceOnThread(
scoped_refptr<viz::ContextProvider> compositor_context_provider)
override {
scoped_refptr<viz::TestContextProvider> display_context_provider =
viz::TestContextProvider::Create();
viz::TestGLES2Interface* gl =
display_context_provider->UnboundTestContextGL();
gl->set_support_sync_query(true);
#if defined(OS_MACOSX)
gl->set_support_texture_rectangle(true);
#endif
display_context_provider->BindToCurrentThread();
return LayerTreeTest::CreateDisplayOutputSurfaceOnThread(
std::move(display_context_provider));
}
};
// This test does pinching on the impl side which is not supported in single
// thread.
MULTI_THREAD_TEST_F(LayerTreeHostTestCrispUpAfterPinchEndsWithOneCopy);
class RasterizeWithGpuRasterizationCreatesResources : public LayerTreeHostTest {
protected:
RasterizeWithGpuRasterizationCreatesResources() = default;
void InitializeSettings(LayerTreeSettings* settings) override {
settings->gpu_rasterization_forced = true;
}
void SetupTree() override {
client_.set_fill_with_nonsolid_color(true);
scoped_refptr<Layer> root = Layer::Create();
root->SetBounds(gfx::Size(500, 500));
client_.set_bounds(root->bounds());
std::unique_ptr<FakeRecordingSource> recording(new FakeRecordingSource);
scoped_refptr<FakePictureLayer> layer =
FakePictureLayer::CreateWithRecordingSource(&client_,
std::move(recording));
layer->SetBounds(gfx::Size(500, 500));
layer->SetContentsOpaque(true);
root->AddChild(layer);
layer_tree_host()->SetRootLayer(root);
LayerTreeHostTest::SetupTree();
client_.set_bounds(root->bounds());
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
EXPECT_NE(0u, host_impl->resource_pool()->resource_count());
EndTest();
return draw_result;
}
FakeContentLayerClient client_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(RasterizeWithGpuRasterizationCreatesResources);
class GpuRasterizationRasterizesBorderTiles : public LayerTreeHostTest {
protected:
GpuRasterizationRasterizesBorderTiles() : viewport_size_(1024, 2048) {}
void InitializeSettings(LayerTreeSettings* settings) override {
settings->gpu_rasterization_forced = true;
}
void SetupTree() override {
client_.set_fill_with_nonsolid_color(true);
std::unique_ptr<FakeRecordingSource> recording(new FakeRecordingSource);
scoped_refptr<FakePictureLayer> root =
FakePictureLayer::CreateWithRecordingSource(&client_,
std::move(recording));
root->SetBounds(gfx::Size(10000, 10000));
client_.set_bounds(root->bounds());
root->SetContentsOpaque(true);
layer_tree_host()->SetRootLayer(root);
LayerTreeHostTest::SetupTree();
layer_tree_host()->SetViewportRectAndScale(gfx::Rect(viewport_size_), 1.f,
viz::LocalSurfaceIdAllocation());
client_.set_bounds(root->bounds());
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
EXPECT_EQ(15u, host_impl->resource_pool()->resource_count());
EndTest();
return draw_result;
}
private:
FakeContentLayerClient client_;
gfx::Size viewport_size_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(GpuRasterizationRasterizesBorderTiles);
class LayerTreeHostTestContinuousDrawWhenCreatingVisibleTiles
: public LayerTreeHostTest {
protected:
LayerTreeHostTestContinuousDrawWhenCreatingVisibleTiles()
: playback_allowed_event_(base::WaitableEvent::ResetPolicy::MANUAL,
base::WaitableEvent::InitialState::SIGNALED) {
SetUseLayerLists();
}
void SetupTree() override {
step_ = 1;
continuous_draws_ = 0;
client_.set_fill_with_nonsolid_color(true);
SetInitialRootBounds(gfx::Size(500, 500));
LayerTreeHostTest::SetupTree();
Layer* root = layer_tree_host()->root_layer();
SetupViewport(root, root->bounds(), root->bounds());
std::unique_ptr<FakeRecordingSource> recording(new FakeRecordingSource);
recording->SetPlaybackAllowedEvent(&playback_allowed_event_);
scoped_refptr<FakePictureLayer> layer =
FakePictureLayer::CreateWithRecordingSource(&client_,
std::move(recording));
layer->SetBounds(gfx::Size(500, 500));
layer->SetContentsOpaque(true);
CopyProperties(layer_tree_host()->InnerViewportScrollLayerForTesting(),
layer.get());
root->AddChild(layer);
layer_tree_host()->SetPageScaleFactorAndLimits(1.f, 1.f, 4.f);
client_.set_bounds(root->bounds());
}
// Returns the delta scale of all quads in the frame's root pass from their
// ideal, or 0 if they are not all the same.
float FrameQuadScaleDeltaFromIdeal(LayerTreeHostImpl::FrameData* frame_data) {
if (frame_data->has_no_damage)
return 0.f;
float frame_scale = 0.f;
viz::RenderPass* root_pass = frame_data->render_passes.back().get();
for (auto* draw_quad : root_pass->quad_list) {
const viz::TileDrawQuad* quad =
viz::TileDrawQuad::MaterialCast(draw_quad);
float quad_scale =
quad->tex_coord_rect.width() / static_cast<float>(quad->rect.width());
float transform_scale = SkMScalarToFloat(
quad->shared_quad_state->quad_to_target_transform.matrix().get(0, 0));
float scale = quad_scale / transform_scale;
if (frame_scale != 0.f && frame_scale != scale)
return 0.f;
frame_scale = scale;
}
return frame_scale;
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
float quad_scale_delta = FrameQuadScaleDeltaFromIdeal(frame_data);
switch (step_) {
case 1:
// Drew at scale 1 before any pinching.
EXPECT_EQ(1.f, host_impl->active_tree()->current_page_scale_factor());
EXPECT_EQ(1.f, quad_scale_delta);
break;
case 2:
if (quad_scale_delta != 1.f / 1.5f)
break;
// Drew at scale 1 still though the ideal is 1.5.
EXPECT_EQ(1.5f, host_impl->active_tree()->current_page_scale_factor());
EXPECT_EQ(1.f / 1.5f, quad_scale_delta);
break;
case 3:
// Continuous draws are attempted.
EXPECT_EQ(1.5f, host_impl->active_tree()->current_page_scale_factor());
if (!frame_data->has_no_damage)
EXPECT_EQ(1.f / 1.5f, quad_scale_delta);
break;
case 4:
if (quad_scale_delta != 1.f)
break;
// Drew at scale 1.5 when all the tiles completed.
EXPECT_EQ(1.5f, host_impl->active_tree()->current_page_scale_factor());
EXPECT_EQ(1.f, quad_scale_delta);
break;
case 5:
// TODO(danakj): We get more draws before the NotifyReadyToDraw
// because it is asynchronous from the previous draw and happens late.
break;
case 6:
// NotifyReadyToDraw happened. If we were already inside a frame, we may
// try to draw once more.
break;
case 7:
NOTREACHED() << "No draws should happen once we have a complete frame.";
break;
}
return draw_result;
}
void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
switch (step_) {
case 1:
// Delay tile production.
playback_allowed_event_.Reset();
// Pinch zoom in to cause new tiles to be required.
host_impl->PinchGestureBegin();
host_impl->PinchGestureUpdate(1.5f, gfx::Point(100, 100));
host_impl->PinchGestureEnd(gfx::Point(100, 100), true);
++step_;
break;
case 2:
++step_;
break;
case 3:
// We should continue to try draw while there are incomplete visible
// tiles.
if (++continuous_draws_ > 5) {
// Allow the tiles to complete.
playback_allowed_event_.Signal();
++step_;
}
break;
case 4:
++step_;
break;
case 5:
// Waiting for NotifyReadyToDraw.
break;
case 6:
// NotifyReadyToDraw happened.
++step_;
break;
}
}
void NotifyReadyToDrawOnThread(LayerTreeHostImpl* host_impl) override {
if (step_ == 5) {
++step_;
// NotifyReadyToDraw has happened, we may draw once more, but should not
// get any more draws after that. End the test after a timeout to watch
// for any extraneous draws.
// TODO(brianderson): We could remove this delay and instead wait until
// the viz::BeginFrameSource decides it doesn't need to send frames
// anymore, or test that it already doesn't here.
EndTestAfterDelayMs(16 * 4);
}
}
void NotifyTileStateChangedOnThread(LayerTreeHostImpl* host_impl,
const Tile* tile) override {
// On step_ == 2, we are preventing texture uploads from completing,
// so this verifies they are not completing before step_ == 3.
// Flaky failures here indicate we're failing to prevent uploads from
// completing.
EXPECT_NE(2, step_);
}
void AfterTest() override { EXPECT_GT(continuous_draws_, 5); }
FakeContentLayerClient client_;
int step_;
int continuous_draws_;
base::WaitableEvent playback_allowed_event_;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestContinuousDrawWhenCreatingVisibleTiles);
class LayerTreeHostTestOneActivatePerPrepareTiles : public LayerTreeHostTest {
public:
LayerTreeHostTestOneActivatePerPrepareTiles()
: notify_ready_to_activate_count_(0u),
scheduled_prepare_tiles_count_(0) {}
void SetupTree() override {
client_.set_fill_with_nonsolid_color(true);
scoped_refptr<FakePictureLayer> root_layer =
FakePictureLayer::Create(&client_);
root_layer->SetBounds(gfx::Size(1500, 1500));
root_layer->SetIsDrawable(true);
layer_tree_host()->SetRootLayer(root_layer);
LayerTreeHostTest::SetupTree();
client_.set_bounds(root_layer->bounds());
}
void BeginTest() override {
layer_tree_host()->SetViewportRectAndScale(gfx::Rect(16, 16), 1.f,
viz::LocalSurfaceIdAllocation());
PostSetNeedsCommitToMainThread();
}
void InitializedRendererOnThread(LayerTreeHostImpl* host_impl,
bool success) override {
ASSERT_TRUE(success);
host_impl->tile_manager()->SetScheduledRasterTaskLimitForTesting(1);
}
void NotifyReadyToActivateOnThread(LayerTreeHostImpl* impl) override {
++notify_ready_to_activate_count_;
EndTestAfterDelayMs(100);
}
void WillPrepareTilesOnThread(LayerTreeHostImpl* impl) override {
++scheduled_prepare_tiles_count_;
}
void AfterTest() override {
// Expect at most a notification for each scheduled prepare tiles, plus one
// for the initial commit (which doesn't go through scheduled actions).
// The reason this is not an equality is because depending on timing, we
// might get a prepare tiles but not yet get a notification that we're
// ready to activate. The intent of a test is to ensure that we don't
// get more than one notification per prepare tiles, so this is OK.
EXPECT_LE(notify_ready_to_activate_count_,
1u + scheduled_prepare_tiles_count_);
}
protected:
FakeContentLayerClient client_;
size_t notify_ready_to_activate_count_;
size_t scheduled_prepare_tiles_count_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestOneActivatePerPrepareTiles);
class LayerTreeHostTestActivationCausesPrepareTiles : public LayerTreeHostTest {
public:
LayerTreeHostTestActivationCausesPrepareTiles()
: scheduled_prepare_tiles_count_(0) {}
void SetupTree() override {
client_.set_fill_with_nonsolid_color(true);
scoped_refptr<FakePictureLayer> root_layer =
FakePictureLayer::Create(&client_);
root_layer->SetBounds(gfx::Size(150, 150));
root_layer->SetIsDrawable(true);
layer_tree_host()->SetRootLayer(root_layer);
LayerTreeHostTest::SetupTree();
client_.set_bounds(root_layer->bounds());
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void NotifyReadyToActivateOnThread(LayerTreeHostImpl* impl) override {
// Ensure we've already activated.
EXPECT_FALSE(impl->pending_tree());
// After activating, we either need to prepare tiles, or we've already
// called a scheduled prepare tiles. This is done because activation might
// cause us to have to memory available (old active tree is gone), so we
// need to ensure we will get a PrepareTiles call.
if (!impl->prepare_tiles_needed())
EXPECT_GE(scheduled_prepare_tiles_count_, 1);
EndTest();
}
void WillPrepareTilesOnThread(LayerTreeHostImpl* impl) override {
++scheduled_prepare_tiles_count_;
}
protected:
FakeContentLayerClient client_;
int scheduled_prepare_tiles_count_;
};
// This test is testing activation from a pending tree and doesn't make sense
// with single thread commit-to-active.
MULTI_THREAD_TEST_F(LayerTreeHostTestActivationCausesPrepareTiles);
// This tests an assertion that DidCommit and WillCommit happen in the same
// stack frame with no tasks that run between them. Various embedders of
// cc depend on this logic. ui::Compositor holds a compositor lock between
// these events and the inspector timeline wants begin/end CompositeLayers
// to be properly nested with other begin/end events.
class LayerTreeHostTestNoTasksBetweenWillAndDidCommit
: public LayerTreeHostTest {
public:
LayerTreeHostTestNoTasksBetweenWillAndDidCommit() : did_commit_(false) {}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void WillCommit() override {
MainThreadTaskRunner()->PostTask(
FROM_HERE,
base::BindOnce(&LayerTreeHostTestNoTasksBetweenWillAndDidCommit::
EndTestShouldRunAfterDidCommit,
base::Unretained(this)));
}
void EndTestShouldRunAfterDidCommit() {
EXPECT_TRUE(did_commit_);
EndTest();
}
void DidCommit() override {
EXPECT_FALSE(did_commit_);
did_commit_ = true;
}
void AfterTest() override { EXPECT_TRUE(did_commit_); }
private:
bool did_commit_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestNoTasksBetweenWillAndDidCommit);
class LayerTreeHostTestUpdateCopyRequests : public LayerTreeHostTest {
protected:
void SetupTree() override {
root = Layer::Create();
child = Layer::Create();
root->AddChild(child);
layer_tree_host()->SetRootLayer(root);
LayerTreeHostTest::SetupTree();
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void WillCommit() override {
switch (layer_tree_host()->SourceFrameNumber()) {
case 1:
EXPECT_TRUE(LayerSubtreeHasCopyRequest(root.get()));
break;
}
}
void DidCommit() override {
gfx::Transform transform;
switch (layer_tree_host()->SourceFrameNumber()) {
case 1:
child->RequestCopyOfOutput(
viz::CopyOutputRequest::CreateStubForTesting());
transform.Scale(2.0, 2.0);
child->SetTransform(transform);
break;
case 2:
// By changing the scale of a layer which already owns a transform node,
// a commit will be triggered but a property tree rebuild will not, this
// is used to test sure that clearing copy requestts does trigger a
// rebuild whenever next commit happens.
transform.Scale(1.5, 1.5);
child->SetTransform(transform);
break;
case 3:
EXPECT_FALSE(LayerSubtreeHasCopyRequest(root.get()));
EndTest();
break;
}
}
private:
scoped_refptr<Layer> root;
scoped_refptr<Layer> child;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestUpdateCopyRequests);
class LayerTreeTestPageScaleFlags : public LayerTreeTest {
public:
LayerTreeTestPageScaleFlags() { SetUseLayerLists(); }
protected:
void SetupTree() override {
// -root
// -pre page scale
// -viewport layers
// -post page scale
LayerTreeTest::SetupTree();
Layer* root = layer_tree_host()->root_layer();
scoped_refptr<Layer> pre_page_scale = Layer::Create();
CopyProperties(root, pre_page_scale.get());
root->AddChild(pre_page_scale);
SetupViewport(root, root->bounds(), root->bounds());
scoped_refptr<Layer> post_page_scale = Layer::Create();
CopyProperties(root, post_page_scale.get());
root->AddChild(post_page_scale);
affected_by_page_scale_.push_back(
layer_tree_host()->InnerViewportScrollLayerForTesting()->id());
affected_by_page_scale_.push_back(
layer_tree_host()->OuterViewportScrollLayerForTesting()->id());
not_affected_by_page_scale_.push_back(root->id());
not_affected_by_page_scale_.push_back(pre_page_scale->id());
not_affected_by_page_scale_.push_back(post_page_scale->id());
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
for (auto* layer : *host_impl->sync_tree()) {
const std::vector<int>& list = layer->IsAffectedByPageScale()
? this->affected_by_page_scale_
: this->not_affected_by_page_scale_;
EXPECT_TRUE(base::Contains(list, layer->id()));
}
EndTest();
}
std::vector<int> affected_by_page_scale_;
std::vector<int> not_affected_by_page_scale_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeTestPageScaleFlags);
class LayerTreeHostTestDestroyWhileInitializingOutputSurface
: public LayerTreeHostTest {
protected:
void BeginTest() override {
// By ending the test immediately we start initialization of an output
// surface but destroy the LTH before it completes. This test verifies
// that this works correctly and the output surface is destroyed on
// the correct thread.
EndTest();
}
};
MULTI_THREAD_TEST_F(LayerTreeHostTestDestroyWhileInitializingOutputSurface);
// Makes sure that painted_device_scale_factor is propagated to the
// frame's metadata.
class LayerTreeHostTestPaintedDeviceScaleFactor : public LayerTreeHostTest {
protected:
void InitializeSettings(LayerTreeSettings* settings) override {
settings->use_painted_device_scale_factor = true;
LayerTreeHostTest::InitializeSettings(settings);
}
void SetupTree() override {
SetInitialDeviceScaleFactor(2.f);
LayerTreeHostTest::SetupTree();
}
void BeginTest() override {
EXPECT_EQ(1.0f, layer_tree_host()->device_scale_factor());
PostSetNeedsCommitToMainThread();
}
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
EXPECT_EQ(DRAW_SUCCESS, draw_result);
EXPECT_EQ(2.0f, host_impl->active_tree()->painted_device_scale_factor());
EXPECT_EQ(1.0f, host_impl->active_tree()->device_scale_factor());
return draw_result;
}
void DisplayReceivedCompositorFrameOnThread(
const viz::CompositorFrame& frame) override {
EXPECT_EQ(2.0f, frame.metadata.device_scale_factor);
EndTest();
}
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestPaintedDeviceScaleFactor);
// Tests that a presentation-timestamps are received for a frame.
class LayerTreeHostTestPresentationTime : public LayerTreeHostTest {
protected:
void BeginTest() override {
PostSetNeedsCommitToMainThread();
}
void DisplayReceivedCompositorFrameOnThread(
const viz::CompositorFrame& frame) override {
frame_token_ = frame.metadata.frame_token;
}
void DidReceivePresentationTimeOnThread(
LayerTreeHostImpl* host_impl,
uint32_t frame_token,
const gfx::PresentationFeedback& feedback) override {
EXPECT_EQ(frame_token_, frame_token);
EndTest();
}
void AfterTest() override { ASSERT_GT(frame_token_, 0u); }
private:
uint32_t frame_token_ = 0;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestPresentationTime);
// Makes sure that viz::LocalSurfaceId is propagated to the LayerTreeFrameSink.
class LayerTreeHostTestLocalSurfaceId : public LayerTreeHostTest {
protected:
void BeginTest() override {}
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
EXPECT_EQ(DRAW_SUCCESS, draw_result);
EXPECT_EQ(
GetCurrentLocalSurfaceIdAllocation(),
host_impl->active_tree()->local_surface_id_allocation_from_parent());
return draw_result;
}
void DisplayReceivedLocalSurfaceIdOnThread(
const viz::LocalSurfaceId& local_surface_id) override {
EXPECT_EQ(GetCurrentLocalSurfaceIdAllocation().local_surface_id(),
local_surface_id);
EndTest();
}
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestLocalSurfaceId);
// Makes sure that LayerTreeHost does not pick up changes to
// viz::LocalSurfaceIds that only involve the child sequence number.
class LayerTreeHostTestLocalSurfaceIdSkipChildNum : public LayerTreeHostTest {
protected:
void BeginTest() override {
EXPECT_TRUE(child_allocator_.UpdateFromParent(
GetCurrentLocalSurfaceIdAllocation()));
}
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
EXPECT_EQ(DRAW_SUCCESS, draw_result);
// We should not be picking up the newer |child_local_surface_id_|.
EXPECT_EQ(
GetCurrentLocalSurfaceIdAllocation(),
host_impl->active_tree()->local_surface_id_allocation_from_parent());
// This initial test setup triggers a commit and subsequent draw. Upon the
// first draw, enqueue the second portion of the test. The newly pushed id,
// with an advanced child sequence number, but no change in parent sequence,
// should not trigger a commit. If it does, then PrepareToDrawOnThread will
// be called a second time, and the expectation upon viz::LocalSurfaceId
// will fail. We do not assert on frame number, as that interferes with
// returning from this method. We do not just have an expectation either,
// as then we would continuously increment that child sequence until the
// test times out.
if (!host_impl->active_tree()->source_frame_number()) {
child_allocator_.GenerateId();
child_local_surface_id_allocation_ =
child_allocator_.GetCurrentLocalSurfaceIdAllocation();
EXPECT_NE(GetCurrentLocalSurfaceIdAllocation(),
child_local_surface_id_allocation_);
PostSetLocalSurfaceIdAllocationToMainThread(
child_local_surface_id_allocation_);
}
return draw_result;
}
void DisplayReceivedLocalSurfaceIdOnThread(
const viz::LocalSurfaceId& local_surface_id) override {
EXPECT_EQ(GetCurrentLocalSurfaceIdAllocation().local_surface_id(),
local_surface_id);
EndTest();
}
viz::LocalSurfaceIdAllocation child_local_surface_id_allocation_;
viz::ChildLocalSurfaceIdAllocator child_allocator_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestLocalSurfaceIdSkipChildNum);
// Makes sure that viz::LocalSurfaceId allocation requests propagate all the way
// to LayerTreeFrameSink.
class LayerTreeHostTestRequestNewLocalSurfaceId : public LayerTreeHostTest {
protected:
void BeginTest() override {
PostRequestNewLocalSurfaceIdToMainThread();
}
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
EXPECT_EQ(DRAW_SUCCESS, draw_result);
EXPECT_EQ(
GetCurrentLocalSurfaceIdAllocation(),
host_impl->active_tree()->local_surface_id_allocation_from_parent());
return draw_result;
}
void DisplayReceivedLocalSurfaceIdOnThread(
const viz::LocalSurfaceId& local_surface_id) override {
const viz::LocalSurfaceId& expected_parent_local_surface_id =
GetCurrentLocalSurfaceIdAllocation().local_surface_id();
viz::LocalSurfaceId child_local_surface_id(
expected_parent_local_surface_id.parent_sequence_number(),
expected_parent_local_surface_id.child_sequence_number() + 1,
expected_parent_local_surface_id.embed_token());
EXPECT_NE(expected_parent_local_surface_id, local_surface_id);
EXPECT_EQ(child_local_surface_id, local_surface_id);
}
// This gets called after DispllayReceivedLocalSurfaceIdOnThread.
void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
// Verify that the request bit doesn't stick after we submit a frame.
EXPECT_FALSE(
host_impl->active_tree()->new_local_surface_id_request_for_testing());
EndTest();
}
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestRequestNewLocalSurfaceId);
// The GPU image decode controller hands images off to Skia for rasterization.
// When used with large images, the images in question could be deleted before
// Skia was done with them, causing a crash. This test performs an end-to-end
// check of large image rasterization to ensure we do not hit this crash.
// Note that this code path won't always hit the crash, even when incorrect
// behavior occurs, so this is more of a sanity check.
// TODO(ericrk): We should improve this so that we can reliably detect the
// crash.
class GpuRasterizationSucceedsWithLargeImage : public LayerTreeHostTest {
protected:
GpuRasterizationSucceedsWithLargeImage()
: viewport_size_(1024, 2048), large_image_size_(20000, 10) {}
void InitializeSettings(LayerTreeSettings* settings) override {
settings->gpu_rasterization_forced = true;
// Set to 0 to force at-raster GPU image decode.
settings->decoded_image_working_set_budget_bytes = 0;
}
void SetupTree() override {
client_.set_fill_with_nonsolid_color(true);
std::unique_ptr<FakeRecordingSource> recording =
FakeRecordingSource::CreateFilledRecordingSource(
gfx::Size(10000, 10000));
recording->add_draw_image(CreateDiscardablePaintImage(large_image_size_),
gfx::Point(0, 0));
recording->Rerecord();
scoped_refptr<FakePictureLayer> root =
FakePictureLayer::CreateWithRecordingSource(&client_,
std::move(recording));
root->SetBounds(gfx::Size(10000, 10000));
client_.set_bounds(root->bounds());
root->SetContentsOpaque(true);
layer_tree_host()->SetRootLayer(root);
LayerTreeHostTest::SetupTree();
layer_tree_host()->SetViewportRectAndScale(gfx::Rect(viewport_size_), 1.f,
viz::LocalSurfaceIdAllocation());
client_.set_bounds(root->bounds());
}
void InitializedRendererOnThread(LayerTreeHostImpl* host_impl,
bool success) override {
// Check that our large_image_size_ is greater than max texture size. We do
// this here to ensure that our otuput surface exists.
// Retrieve max texture size from Skia.
viz::ContextProvider* context_provider =
host_impl->layer_tree_frame_sink()->context_provider();
ASSERT_TRUE(context_provider);
GrContext* gr_context = context_provider->GrContext();
ASSERT_TRUE(gr_context);
const uint32_t max_texture_size = gr_context->maxTextureSize();
ASSERT_GT(static_cast<uint32_t>(large_image_size_.width()),
max_texture_size);
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommit() override { EndTest(); }
private:
FakeContentLayerClient client_;
const gfx::Size viewport_size_;
const gfx::Size large_image_size_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(GpuRasterizationSucceedsWithLargeImage);
class LayerTreeHostTestSubmitFrameMetadata : public LayerTreeHostTest {
protected:
void BeginTest() override {
layer_tree_host()->SetPageScaleFactorAndLimits(1.f, 0.5f, 4.f);
PostSetNeedsCommitToMainThread();
}
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
EXPECT_EQ(DRAW_SUCCESS, draw_result);
EXPECT_EQ(0, num_swaps_);
drawn_viewport_ = host_impl->active_tree()->GetDeviceViewport();
return draw_result;
}
void DisplayReceivedCompositorFrameOnThread(
const viz::CompositorFrame& frame) override {
EXPECT_EQ(1, ++num_swaps_);
EXPECT_EQ(drawn_viewport_, frame.render_pass_list.back()->output_rect);
EXPECT_EQ(0.5f, frame.metadata.min_page_scale_factor);
EXPECT_EQ(0u, frame.resource_list.size());
EXPECT_EQ(1u, frame.render_pass_list.size());
EndTest();
}
int num_swaps_ = 0;
gfx::Rect drawn_viewport_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestSubmitFrameMetadata);
class LayerTreeHostTestSubmitFrameResources : public LayerTreeHostTest {
protected:
std::unique_ptr<TestLayerTreeFrameSink> CreateLayerTreeFrameSink(
const viz::RendererSettings& renderer_settings,
double refresh_rate,
scoped_refptr<viz::ContextProvider> compositor_context_provider,
scoped_refptr<viz::RasterContextProvider> worker_context_provider)
override {
auto gl_owned = std::make_unique<viz::TestGLES2Interface>();
gl_owned->set_have_extension_egl_image(true);
auto provider = viz::TestContextProvider::Create(std::move(gl_owned));
return LayerTreeTest::CreateLayerTreeFrameSink(
renderer_settings, refresh_rate, std::move(provider),
std::move(worker_context_provider));
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame,
DrawResult draw_result) override {
frame->render_passes.clear();
viz::RenderPass* child_pass =
AddRenderPass(&frame->render_passes, 2, gfx::Rect(3, 3, 10, 10),
gfx::Transform(), FilterOperations());
std::vector<viz::ResourceId> child_resources =
AddOneOfEveryQuadType(child_pass, host_impl->resource_provider(), 0);
viz::RenderPass* pass =
AddRenderPass(&frame->render_passes, 1, gfx::Rect(3, 3, 10, 10),
gfx::Transform(), FilterOperations());
std::vector<viz::ResourceId> root_resources = AddOneOfEveryQuadType(
pass, host_impl->resource_provider(), child_pass->id);
auto append = [](std::vector<viz::ResourceId>* to,
std::vector<viz::ResourceId> from) {
to->insert(to->end(), from.begin(), from.end());
};
append(&resources_, child_resources);
append(&resources_, root_resources);
return draw_result;
}
void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
// The resources have been submitted to the display compositor by now, we
// can remove them from cc now, so that they are not leaked.
for (viz::ResourceId id : resources_)
host_impl->resource_provider()->RemoveImportedResource(id);
}
void DisplayReceivedCompositorFrameOnThread(
const viz::CompositorFrame& frame) override {
EXPECT_EQ(2u, frame.render_pass_list.size());
// Each render pass has 10 resources in it. And the root render pass has a
// mask resource used when drawing the child render pass. The number 10 may
// change if AppendOneOfEveryQuadType() is updated, and the value here
// should be updated accordingly.
EXPECT_EQ(21u, frame.resource_list.size());
EndTest();
}
std::vector<viz::ResourceId> resources_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestSubmitFrameResources);
class LayerTreeHostTestBeginFrameAcks : public LayerTreeHostTest {
protected:
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void WillBeginImplFrameOnThread(LayerTreeHostImpl* impl,
const viz::BeginFrameArgs& args) override {
EXPECT_TRUE(args.IsValid());
current_begin_frame_args_ = args;
}
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* impl,
LayerTreeHostImpl::FrameData* frame_data,
DrawResult draw_result) override {
frame_data_ = frame_data;
return draw_result;
}
void DisplayReceivedCompositorFrameOnThread(
const viz::CompositorFrame& frame) override {
if (compositor_frame_submitted_)
return;
compositor_frame_submitted_ = true;
EXPECT_EQ(viz::BeginFrameAck(current_begin_frame_args_, true),
frame.metadata.begin_frame_ack);
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
if (layers_drawn_)
return;
layers_drawn_ = true;
EXPECT_TRUE(frame_data_);
EXPECT_TRUE(compositor_frame_submitted_);
EXPECT_EQ(viz::BeginFrameAck(current_begin_frame_args_, true),
frame_data_->begin_frame_ack);
EndTest();
}
void AfterTest() override { EXPECT_TRUE(layers_drawn_); }
private:
bool compositor_frame_submitted_ = false;
bool layers_drawn_ = false;
viz::BeginFrameArgs current_begin_frame_args_;
LayerTreeHostImpl::FrameData* frame_data_;
};
MULTI_THREAD_BLOCKNOTIFY_TEST_F(LayerTreeHostTestBeginFrameAcks);
class LayerTreeHostTestQueueImageDecode : public LayerTreeHostTest {
protected:
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void InitializeSettings(LayerTreeSettings* settings) override {
settings->enable_checker_imaging = true;
settings->min_image_bytes_to_checker = 512 * 1024;
}
void WillBeginMainFrame() override {
if (!first_)
return;
first_ = false;
image_ = DrawImage(CreateDiscardablePaintImage(gfx::Size(400, 400)),
SkIRect::MakeWH(400, 400), kNone_SkFilterQuality,
SkMatrix::I(), PaintImage::kDefaultFrameIndex,
gfx::ColorSpace());
auto callback = base::BindRepeating(
&LayerTreeHostTestQueueImageDecode::ImageDecodeFinished,
base::Unretained(this));
// Schedule the decode twice for the same image.
layer_tree_host()->QueueImageDecode(image_.paint_image(), callback);
layer_tree_host()->QueueImageDecode(image_.paint_image(), callback);
}
void ReadyToCommitOnThread(LayerTreeHostImpl* impl) override {
if (one_commit_done_)
return;
EXPECT_FALSE(
impl->tile_manager()->checker_image_tracker().ShouldCheckerImage(
image_, WhichTree::PENDING_TREE));
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
one_commit_done_ = true;
EXPECT_FALSE(
impl->tile_manager()->checker_image_tracker().ShouldCheckerImage(
image_, WhichTree::PENDING_TREE));
}
void ImageDecodeFinished(bool decode_succeeded) {
EXPECT_TRUE(decode_succeeded);
++finished_decode_count_;
EXPECT_LE(finished_decode_count_, 2);
if (finished_decode_count_ == 2)
EndTest();
}
private:
bool first_ = true;
bool one_commit_done_ = false;
int finished_decode_count_ = 0;
DrawImage image_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestQueueImageDecode);
class LayerTreeHostTestQueueImageDecodeNonLazy : public LayerTreeHostTest {
protected:
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void WillBeginMainFrame() override {
if (!first_)
return;
first_ = false;
bitmap_.allocN32Pixels(10, 10);
PaintImage image = PaintImageBuilder::WithDefault()
.set_id(PaintImage::GetNextId())
.set_image(SkImage::MakeFromBitmap(bitmap_),
PaintImage::GetNextContentId())
.TakePaintImage();
auto callback = base::BindOnce(
&LayerTreeHostTestQueueImageDecodeNonLazy::ImageDecodeFinished,
base::Unretained(this));
layer_tree_host()->QueueImageDecode(image, std::move(callback));
}
void ImageDecodeFinished(bool decode_succeeded) {
EXPECT_TRUE(decode_succeeded);
EndTest();
}
private:
bool first_ = true;
SkBitmap bitmap_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestQueueImageDecodeNonLazy);
class LayerTreeHostTestHudLayerWithLayerLists : public LayerTreeHostTest {
public:
LayerTreeHostTestHudLayerWithLayerLists() { SetUseLayerLists(); }
void InitializeSettings(LayerTreeSettings* settings) override {
settings->initial_debug_state.show_paint_rects = true;
}
void BeginTest() override {
// The HUD layer should not have been setup.
DCHECK_EQ(layer_tree_host()->hud_layer(), nullptr);
PostSetNeedsCommitToMainThread();
}
void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override { EndTest(); }
void DidCommit() override {
auto* hud = layer_tree_host()->hud_layer();
DCHECK(hud);
auto* root_layer = layer_tree_host()->root_layer();
DCHECK_EQ(hud->transform_tree_index(), root_layer->transform_tree_index());
DCHECK_EQ(hud->clip_tree_index(), root_layer->clip_tree_index());
DCHECK_EQ(hud->effect_tree_index(), root_layer->effect_tree_index());
DCHECK_EQ(hud->scroll_tree_index(), root_layer->scroll_tree_index());
}
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestHudLayerWithLayerLists);
// Verifies that LayerTreeHostClient does not receive frame acks from a released
// LayerTreeFrameSink.
class LayerTreeHostTestDiscardAckAfterRelease : public LayerTreeHostTest {
protected:
void SetupTree() override {
scoped_refptr<Layer> root = Layer::Create();
root->SetBounds(gfx::Size(10, 10));
layer_tree_host()->SetRootLayer(std::move(root));
LayerTreeHostTest::SetupTree();
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void WillReceiveCompositorFrameAckOnThread(
LayerTreeHostImpl* host_impl) override {
// This method is called before ack is posted to main thread. This ensures
// that WillReceiveCompositorFrameAck which we PostTask below will be called
// before DidReceiveCompositorFrameAck.
MainThreadTaskRunner()->PostTask(
FROM_HERE, base::BindOnce(&LayerTreeHostTestDiscardAckAfterRelease::
WillReceiveCompositorFrameAck,
base::Unretained(this)));
}
void WillReceiveCompositorFrameAck() {
switch (layer_tree_host()->SourceFrameNumber()) {
case 1:
// For the first commit, don't release the LayerTreeFrameSink. We must
// receive the ack later on.
break;
case 2:
// Release the LayerTreeFrameSink for the second commit. We'll later
// check that the ack is discarded.
layer_tree_host()->SetVisible(false);
layer_tree_host()->ReleaseLayerTreeFrameSink();
break;
default:
NOTREACHED();
}
}
void DidReceiveCompositorFrameAckOnThread(
LayerTreeHostImpl* host_impl) override {
// Since this method is called after ack is posted to main thread, we can be
// sure that if the ack is not discarded, it will be definitely received
// before we are in CheckFrameAck.
MainThreadTaskRunner()->PostTask(
FROM_HERE,
base::BindOnce(&LayerTreeHostTestDiscardAckAfterRelease::CheckFrameAck,
base::Unretained(this)));
}
void DidReceiveCompositorFrameAck() override { received_ack_ = true; }
void CheckFrameAck() {
switch (layer_tree_host()->SourceFrameNumber()) {
case 1:
// LayerTreeFrameSink was not released. We must receive the ack.
EXPECT_TRUE(received_ack_);
// Cause damage so that we draw and swap.
layer_tree_host()->root_layer()->SetBackgroundColor(SK_ColorGREEN);
break;
case 2:
// LayerTreeFrameSink was released. The ack must be discarded.
EXPECT_FALSE(received_ack_);
EndTest();
break;
default:
NOTREACHED();
}
received_ack_ = false;
}
private:
bool received_ack_ = false;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestDiscardAckAfterRelease);
class LayerTreeHostTestImageAnimation : public LayerTreeHostTest {
public:
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
virtual void AddImageOp(const PaintImage& image) = 0;
void SetupTree() override {
gfx::Size layer_size(1000, 500);
content_layer_client_.set_bounds(layer_size);
content_layer_client_.set_fill_with_nonsolid_color(true);
std::vector<FrameMetadata> frames = {
FrameMetadata(true, base::TimeDelta::FromSeconds(1)),
FrameMetadata(true, base::TimeDelta::FromSeconds(1)),
FrameMetadata(true, base::TimeDelta::FromSeconds(1))};
generator_ = sk_make_sp<FakePaintImageGenerator>(
SkImageInfo::MakeN32Premul(500, 500, SkColorSpace::MakeSRGB()), frames);
PaintImage image =
PaintImageBuilder::WithDefault()
.set_id(PaintImage::GetNextId())
.set_paint_image_generator(generator_)
.set_animation_type(PaintImage::AnimationType::ANIMATED)
.set_repetition_count(kAnimationLoopOnce)
.TakePaintImage();
AddImageOp(image);
layer_tree_host()->SetRootLayer(
FakePictureLayer::Create(&content_layer_client_));
layer_tree_host()->root_layer()->SetBounds(layer_size);
LayerTreeTest::SetupTree();
}
void WillPrepareToDrawOnThread(LayerTreeHostImpl* host_impl) override {
gfx::Rect image_rect(-1, -1, 502, 502);
auto* layer =
static_cast<PictureLayerImpl*>(host_impl->active_tree()->root_layer());
switch (++draw_count_) {
case 1:
// First draw, everything is invalid.
EXPECT_EQ(layer->InvalidationForTesting().bounds(),
gfx::Rect(layer->bounds()));
EXPECT_EQ(layer->update_rect(), gfx::Rect(layer->bounds()));
EXPECT_EQ(generator_->frames_decoded().size(), 1u);
EXPECT_EQ(generator_->frames_decoded().count(0u), 1u);
break;
case 2:
// Every frame after the first one should invalidate only the image.
EXPECT_EQ(layer->InvalidationForTesting().bounds(), image_rect);
EXPECT_EQ(layer->update_rect(), image_rect);
EXPECT_EQ(generator_->frames_decoded().size(), 2u);
EXPECT_EQ(generator_->frames_decoded().count(1u), 1u);
break;
case 3:
EXPECT_EQ(layer->InvalidationForTesting().bounds(), image_rect);
EXPECT_EQ(layer->update_rect(), image_rect);
EXPECT_EQ(generator_->frames_decoded().size(), 3u);
EXPECT_EQ(generator_->frames_decoded().count(2u), 1u);
break;
default:
// Only 3 draws should happen for 3 frames of the animate image.
NOTREACHED();
}
if (draw_count_ == 3)
EndTest();
}
void AfterTest() override {
EXPECT_EQ(generator_->frames_decoded().size(), 3u);
}
protected:
FakeContentLayerClient content_layer_client_;
sk_sp<FakePaintImageGenerator> generator_;
int draw_count_ = 0;
};
class LayerTreeHostTestImageAnimationDrawImage
: public LayerTreeHostTestImageAnimation {
void AddImageOp(const PaintImage& image) override {
content_layer_client_.add_draw_image(image, gfx::Point(0, 0), PaintFlags());
}
};
MULTI_THREAD_TEST_F(LayerTreeHostTestImageAnimationDrawImage);
class LayerTreeHostTestImageAnimationDrawImageShader
: public LayerTreeHostTestImageAnimation {
void AddImageOp(const PaintImage& image) override {
PaintFlags flags;
flags.setShader(PaintShader::MakeImage(image, SkTileMode::kRepeat,
SkTileMode::kRepeat, nullptr));
content_layer_client_.add_draw_rect(gfx::Rect(500, 500), flags);
}
};
MULTI_THREAD_TEST_F(LayerTreeHostTestImageAnimationDrawImageShader);
class LayerTreeHostTestImageAnimationDrawRecordShader
: public LayerTreeHostTestImageAnimation {
void AddImageOp(const PaintImage& image) override {
auto record = sk_make_sp<PaintOpBuffer>();
record->push<DrawImageOp>(image, 0.f, 0.f, nullptr);
PaintFlags flags;
flags.setShader(PaintShader::MakePaintRecord(
record, SkRect::MakeWH(500, 500), SkTileMode::kClamp,
SkTileMode::kClamp, nullptr));
content_layer_client_.add_draw_rect(gfx::Rect(500, 500), flags);
}
};
MULTI_THREAD_TEST_F(LayerTreeHostTestImageAnimationDrawRecordShader);
class LayerTreeHostTestImageAnimationPaintFilter
: public LayerTreeHostTestImageAnimation {
void AddImageOp(const PaintImage& image) override {
auto record = sk_make_sp<PaintOpBuffer>();
record->push<DrawImageOp>(image, 0.f, 0.f, nullptr);
PaintFlags flags;
flags.setImageFilter(
sk_make_sp<RecordPaintFilter>(record, SkRect::MakeWH(500, 500)));
content_layer_client_.add_draw_rect(gfx::Rect(500, 500), flags);
}
};
MULTI_THREAD_TEST_F(LayerTreeHostTestImageAnimationPaintFilter);
class LayerTreeHostTestImageAnimationSynchronousScheduling
: public LayerTreeHostTestImageAnimationDrawImage {
public:
void InitializeSettings(LayerTreeSettings* settings) override {
LayerTreeHostTestImageAnimation::InitializeSettings(settings);
settings->using_synchronous_renderer_compositor = true;
}
};
MULTI_THREAD_TEST_F(LayerTreeHostTestImageAnimationSynchronousScheduling);
class LayerTreeHostTestImageAnimationSynchronousSchedulingSoftwareDraw
: public LayerTreeHostTestImageAnimationSynchronousScheduling {
public:
void InitializeSettings(LayerTreeSettings* settings) override {
LayerTreeHostTestImageAnimationSynchronousScheduling::InitializeSettings(
settings);
renderer_type_ = RENDERER_SOFTWARE;
}
void AfterTest() override {
LayerTreeHostTestImageAnimationSynchronousScheduling::AfterTest();
// 3 frames decoded twice, once during tile raster and once during raster
// for PictureDrawQuad.
for (size_t i = 0u; i < 3u; ++i) {
EXPECT_EQ(generator_->frames_decoded().find(i)->second, 2);
}
}
};
MULTI_THREAD_TEST_F(
LayerTreeHostTestImageAnimationSynchronousSchedulingSoftwareDraw);
class LayerTreeHostTestImageDecodingHints : public LayerTreeHostTest {
public:
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void SetupTree() override {
gfx::Size layer_size(100, 100);
content_layer_client_.set_bounds(layer_size);
content_layer_client_.set_fill_with_nonsolid_color(true);
PaintImage async_image =
PaintImageBuilder::WithCopy(
CreateDiscardablePaintImage(gfx::Size(10, 10)))
.set_id(1)
.set_decoding_mode(PaintImage::DecodingMode::kAsync)
.TakePaintImage();
PaintImage sync_image =
PaintImageBuilder::WithCopy(
CreateDiscardablePaintImage(gfx::Size(10, 10)))
.set_id(2)
.set_decoding_mode(PaintImage::DecodingMode::kSync)
.TakePaintImage();
PaintImage unspecified_image =
PaintImageBuilder::WithCopy(
CreateDiscardablePaintImage(gfx::Size(10, 10)))
.set_id(3)
.set_decoding_mode(PaintImage::DecodingMode::kUnspecified)
.TakePaintImage();
content_layer_client_.add_draw_image(async_image, gfx::Point(0, 0),
PaintFlags());
content_layer_client_.add_draw_image(sync_image, gfx::Point(1, 2),
PaintFlags());
content_layer_client_.add_draw_image(unspecified_image, gfx::Point(3, 4),
PaintFlags());
layer_tree_host()->SetRootLayer(
FakePictureLayer::Create(&content_layer_client_));
layer_tree_host()->root_layer()->SetBounds(layer_size);
LayerTreeTest::SetupTree();
}
void WillPrepareToDrawOnThread(LayerTreeHostImpl* host_impl) override {
auto& tracker = host_impl->tile_manager()->checker_image_tracker();
EXPECT_EQ(tracker.get_decoding_mode_hint_for_testing(1),
PaintImage::DecodingMode::kAsync);
EXPECT_EQ(tracker.get_decoding_mode_hint_for_testing(2),
PaintImage::DecodingMode::kSync);
EXPECT_EQ(tracker.get_decoding_mode_hint_for_testing(3),
PaintImage::DecodingMode::kUnspecified);
EndTest();
}
private:
FakeContentLayerClient content_layer_client_;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestImageDecodingHints);
class LayerTreeHostTestCheckerboardUkm : public LayerTreeHostTest {
public:
LayerTreeHostTestCheckerboardUkm() : url_(GURL("https://example.com")),
ukm_source_id_(123) {}
void BeginTest() override {
PostSetNeedsCommitToMainThread();
layer_tree_host()->SetSourceURL(ukm_source_id_, url_);
}
void SetupTree() override {
gfx::Size layer_size(100, 100);
content_layer_client_.set_bounds(layer_size);
content_layer_client_.set_fill_with_nonsolid_color(true);
layer_tree_host()->SetRootLayer(
FakePictureLayer::Create(&content_layer_client_));
layer_tree_host()->root_layer()->SetBounds(layer_size);
LayerTreeTest::SetupTree();
}
void DidActivateTreeOnThread(LayerTreeHostImpl* impl) override {
if (impl->active_tree()->source_frame_number() != 0)
return;
// We have an active tree. Start a pinch gesture so we start recording
// stats.
impl->PinchGestureBegin();
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
if (!impl->pinch_gesture_active())
return;
// We just drew a frame, stats for it should have been recorded. End the
// gesture so they are flushed to the recorder.
impl->PinchGestureEnd(gfx::Point(50, 50), false);
// RenewTreePriority will run when the smoothness expiration timer fires.
// Synthetically do it here so the UkmManager is notified.
impl->RenewTreePriorityForTesting();
auto* recorder = static_cast<ukm::TestUkmRecorder*>(
impl->ukm_manager()->recorder_for_testing());
// Tie the source id to the URL. In production, this is already done in
// Document, and the source id is passed down to cc.
recorder->UpdateSourceURL(ukm_source_id_, url_);
const auto& entries = recorder->GetEntriesByName(kUserInteraction);
EXPECT_EQ(1u, entries.size());
for (const auto* entry : entries) {
recorder->ExpectEntrySourceHasUrl(entry, url_);
recorder->ExpectEntryMetric(entry, kCheckerboardArea, 0);
recorder->ExpectEntryMetric(entry, kMissingTiles, 0);
recorder->ExpectEntryMetric(entry, kCheckerboardAreaRatio, 0);
}
EndTest();
}
private:
const GURL url_;
const ukm::SourceId ukm_source_id_;
FakeContentLayerClient content_layer_client_;
};
// Only multi-thread mode needs to record UKMs.
MULTI_THREAD_TEST_F(LayerTreeHostTestCheckerboardUkm);
class DontUpdateLayersWithEmptyBounds : public LayerTreeTest {
protected:
void SetupTree() override {
auto root = FakePictureLayer::Create(&root_client_);
child_ = FakePictureLayer::Create(&child_client_);
mask_ = FakePictureLayer::Create(&mask_client_);
// Add a lot of draw ops, to make sure the recording source
// hits the early out and avoids being detected as solid color even
// though it is empty. This ensures we hit later code paths that would
// early out if solid color in CanHaveTilings().
PaintFlags flags;
flags.setColor(SK_ColorRED);
for (int i = 0; i < 100; ++i) {
child_client_.add_draw_rect(gfx::Rect(3, 3), flags);
mask_client_.add_draw_rect(gfx::Rect(2, 2), flags);
}
root_client_.set_bounds(gfx::Size(10, 10));
root->SetBounds(gfx::Size(10, 10));
child_client_.set_bounds(gfx::Size(9, 9));
child_->SetBounds(gfx::Size(9, 9));
mask_client_.set_bounds(gfx::Size(9, 9));
mask_->SetBounds(gfx::Size(9, 9));
child_->SetMaskLayer(mask_);
root->AddChild(child_);
layer_tree_host()->SetRootLayer(std::move(root));
LayerTreeTest::SetupTree();
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidCommit() override {
switch (layer_tree_host()->SourceFrameNumber()) {
case 1:
// The child and mask are updated when they have non-empty bounds.
EXPECT_EQ(1, child_->update_count());
EXPECT_EQ(1, mask_->update_count());
// The child and mask become empty bounds.
child_client_.set_bounds(gfx::Size());
child_->SetBounds(gfx::Size());
mask_client_.set_bounds(gfx::Size());
mask_->SetBounds(gfx::Size());
break;
case 2: {
scoped_refptr<RasterSource> child_raster =
child_->GetRecordingSourceForTesting()->CreateRasterSource();
EXPECT_FALSE(child_raster->IsSolidColor());
scoped_refptr<RasterSource> mask_raster =
mask_->GetRecordingSourceForTesting()->CreateRasterSource();
EXPECT_FALSE(mask_raster->IsSolidColor());
}
// The child and mask are not updated when they have empty bounds.
EXPECT_EQ(1, child_->update_count());
EXPECT_EQ(1, mask_->update_count());
EndTest();
break;
default:
ADD_FAILURE() << layer_tree_host()->SourceFrameNumber();
}
}
scoped_refptr<FakePictureLayer> child_;
scoped_refptr<FakePictureLayer> mask_;
FakeContentLayerClient root_client_;
FakeContentLayerClient child_client_;
FakeContentLayerClient mask_client_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(DontUpdateLayersWithEmptyBounds);
// Verifies that if we have a new LocalSurfaceId we submit a CompositorFrame
// even if there is no damage.
class LayerTreeHostTestNewLocalSurfaceIdForcesDraw : public LayerTreeHostTest {
public:
LayerTreeHostTestNewLocalSurfaceIdForcesDraw() {}
void BeginTest() override {
layer_tree_host()->SetViewportRectAndScale(gfx::Rect(10, 10), 1.f,
viz::LocalSurfaceIdAllocation());
layer_tree_host()->root_layer()->SetBounds(gfx::Size(10, 10));
}
void DidReceiveCompositorFrameAck() override {
switch (layer_tree_host()->SourceFrameNumber()) {
case 1:
GenerateNewLocalSurfaceId();
PostSetLocalSurfaceIdAllocationToMainThread(
GetCurrentLocalSurfaceIdAllocation());
break;
case 2:
EndTest();
break;
default:
NOTREACHED();
}
}
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestNewLocalSurfaceIdForcesDraw);
// Verifies that DidReceiveCompositorFrameAck does not get sent with PostTask
// when not needed.
class DidReceiveCompositorFrameAckNotSentWhenNotNeeded
: public LayerTreeHostTest {
public:
DidReceiveCompositorFrameAckNotSentWhenNotNeeded() {}
void InitializeSettings(LayerTreeSettings* settings) override {
settings->send_compositor_frame_ack = false;
}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void DidReceiveCompositorFrameAck() override { ADD_FAILURE(); }
// DrawLayersOnThread gets called after the conditional call to
// DidReceiveCompositorFrameAck, so we wait for it to end the test.
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
if (!received_first_frame_) {
received_first_frame_ = true;
PostSetNeedsCommitToMainThread();
} else {
EndTest();
}
}
private:
bool received_first_frame_ = false;
};
SINGLE_AND_MULTI_THREAD_TEST_F(
DidReceiveCompositorFrameAckNotSentWhenNotNeeded);
// Confirms that requests to force send RFM are forwarded once (and exactly
// once) to the RFM observer. Does this by drawing 3 frames and requesting
// force send from only the second then validating the request.
class LayerTreeHostTestRequestForceSendMetadata
: public LayerTreeHostTest,
public RenderFrameMetadataObserver {
public:
// Provides a wrapper which can be passed to LayerTreeHost, but just forwards
// to the test class.
class ForwardingRenderFrameMetadataObserver
: public RenderFrameMetadataObserver {
public:
explicit ForwardingRenderFrameMetadataObserver(
RenderFrameMetadataObserver* target)
: target_(target) {}
// RenderFrameMetadataObserver implementation.
void BindToCurrentThread() override { target_->BindToCurrentThread(); }
void OnRenderFrameSubmission(
const RenderFrameMetadata& render_frame_metadata,
viz::CompositorFrameMetadata* compositor_frame_metadata,
bool force_send) override {
target_->OnRenderFrameSubmission(render_frame_metadata,
compositor_frame_metadata, force_send);
}
private:
RenderFrameMetadataObserver* target_ = nullptr;
};
LayerTreeHostTestRequestForceSendMetadata() = default;
void BeginTest() override {
// Just set up a basic frame which can be repeatedly re-drawn.
layer_tree_host()->SetRenderFrameObserver(
std::make_unique<ForwardingRenderFrameMetadataObserver>(this));
layer_tree_host()->SetViewportRectAndScale(gfx::Rect(10, 10), 1.f,
viz::LocalSurfaceIdAllocation());
layer_tree_host()->root_layer()->SetBounds(gfx::Size(10, 10));
layer_ = FakePictureLayer::Create(&client_);
layer_->SetBounds(gfx::Size(10, 10));
layer_->SetPosition(gfx::PointF(0.f, 0.f));
layer_->SetIsDrawable(true);
layer_tree_host()->root_layer()->AddChild(layer_);
PostSetNeedsCommitToMainThread();
client_.set_bounds(layer_->bounds());
}
void DidCommitAndDrawFrame() override {
// Draw three frames, sending a request to force send metadata on the
// middle (second) frame.
if (num_draw_layers_ == 3)
return;
if (num_draw_layers_ == 2)
layer_tree_host()->RequestForceSendMetadata();
layer_->SetNeedsDisplay();
}
void DrawLayersOnThread(LayerTreeHostImpl* impl) override {
num_draw_layers_++;
if (num_draw_layers_ == 3)
EndTest();
}
void AfterTest() override { EXPECT_EQ(1, num_force_sends_); }
// RenderFrameMetadataObserver implementation. Called on thread.
void BindToCurrentThread() override {}
void OnRenderFrameSubmission(
const RenderFrameMetadata& render_frame_metadata,
viz::CompositorFrameMetadata* compositor_frame_metadata,
bool force_send) override {
if (force_send)
num_force_sends_++;
}
private:
FakeContentLayerClient client_;
scoped_refptr<Layer> layer_;
int num_draw_layers_ = 0;
int num_force_sends_ = 0;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestRequestForceSendMetadata);
class LayerTreeHostTestPartialTileDamage : public LayerTreeHostTest {
public:
LayerTreeHostTestPartialTileDamage()
: partial_damage_(20, 20, 45, 60), layer_size_(512, 512) {}
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void InitializeSettings(LayerTreeSettings* settings) override {
settings->default_tile_size = gfx::Size(256, 256);
}
void SetupTree() override {
content_layer_client_.set_bounds(layer_size_);
content_layer_client_.set_fill_with_nonsolid_color(true);
layer_tree_host()->SetRootLayer(
FakePictureLayer::Create(&content_layer_client_));
layer_tree_host()->root_layer()->SetBounds(layer_size_);
LayerTreeTest::SetupTree();
}
void DoPartialTileInvalidation() {
layer_tree_host()->root_layer()->SetNeedsDisplayRect(partial_damage_);
}
void DisplayReceivedCompositorFrameOnThread(
const viz::CompositorFrame& frame) override {
frame_count_on_impl_thread_++;
gfx::Rect frame_damage = frame.render_pass_list.back()->damage_rect;
switch (frame_count_on_impl_thread_) {
case 1:
// We have the first frame, which should damage everything. Schedule
// another which partially damages one of tiles.
MainThreadTaskRunner()->PostTask(
FROM_HERE,
base::BindOnce(
&LayerTreeHostTestPartialTileDamage::DoPartialTileInvalidation,
base::Unretained(this)));
EXPECT_EQ(frame_damage, gfx::Rect(layer_size_));
break;
case 2:
EXPECT_EQ(frame_damage, partial_damage_);
EndTest();
}
}
protected:
const gfx::Rect partial_damage_;
const gfx::Size layer_size_;
// Main thread.
FakeContentLayerClient content_layer_client_;
// Impl thread.
int frame_count_on_impl_thread_ = 0;
};
MULTI_THREAD_TEST_F(LayerTreeHostTestPartialTileDamage);
// Make sure that a change in top controls shown ratio causes an update to the
// pending tree's viewports.
class LayerTreeHostTopControlsDeltaTriggersViewportUpdate
: public LayerTreeHostTest {
public:
LayerTreeHostTopControlsDeltaTriggersViewportUpdate() { SetUseLayerLists(); }
void BeginTest() override { PostSetNeedsCommitToMainThread(); }
void SetupTree() override {
LayerTreeHostTest::SetupTree();
Layer* root_layer = layer_tree_host()->root_layer();
// Set up scrollable root.
root_layer->SetBounds(gfx::Size(100, 100));
SetupViewport(root_layer, gfx::Size(50, 50), root_layer->bounds());
layer_tree_host()->SetPageScaleFactorAndLimits(1.f, 1.f, 1.f);
// Set browser controls to be partially shown.
layer_tree_host()->SetBrowserControlsHeight(
kTopControlsHeight, kBottomControlsHeight, true /* shrink */);
layer_tree_host()->SetBrowserControlsShownRatio(kTopControlsShownRatio,
kBottomControlsShownRatio);
}
void BeginCommitOnThread(LayerTreeHostImpl* impl) override {
// Before commit the inner_viewport_container_bounds_delta() value should
// not reflect the partially shown top controls.
float bounds_delta = impl->pending_tree()
->property_trees()
->inner_viewport_container_bounds_delta()
.y();
EXPECT_EQ(bounds_delta, 0.0f);
}
void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
// After commit the inner_viewport_container_bounds_delta() value should
// reflect the partially shown top controls.
float bounds_delta = impl->pending_tree()
->property_trees()
->inner_viewport_container_bounds_delta()
.y();
EXPECT_EQ(bounds_delta,
kTopControlsHeight - kTopControlsHeight * kTopControlsShownRatio);
EndTest();
}
static constexpr float kTopControlsHeight = 10.0f;
static constexpr float kTopControlsShownRatio = 0.3f;
static constexpr float kBottomControlsHeight = 10.0f;
static constexpr float kBottomControlsShownRatio = 1.f;
};
MULTI_THREAD_TEST_F(LayerTreeHostTopControlsDeltaTriggersViewportUpdate);
} // namespace
} // namespace cc