| // Copyright 2020 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "base/test/metrics/histogram_tester.h" |
| #include "content/browser/renderer_host/render_widget_host_impl.h" |
| #include "content/public/browser/render_view_host.h" |
| #include "content/public/browser/web_contents.h" |
| #include "content/public/test/browser_test.h" |
| #include "content/public/test/browser_test_utils.h" |
| #include "content/public/test/content_browser_test.h" |
| #include "content/public/test/content_browser_test_utils.h" |
| #include "content/public/test/hit_test_region_observer.h" |
| #include "content/shell/browser/shell.h" |
| #include "testing/gmock/include/gmock/gmock.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "ui/aura/window.h" |
| #include "ui/aura/window_tree_host.h" |
| #include "ui/events/test/event_generator.h" |
| |
| namespace content { |
| |
| class EventLatencyBrowserTest : public ContentBrowserTest { |
| public: |
| EventLatencyBrowserTest() = default; |
| ~EventLatencyBrowserTest() override = default; |
| |
| EventLatencyBrowserTest(const EventLatencyBrowserTest&) = delete; |
| EventLatencyBrowserTest& operator=(const EventLatencyBrowserTest&) = delete; |
| |
| protected: |
| RenderWidgetHostImpl* GetWidgetHost() { |
| return RenderWidgetHostImpl::From(shell() |
| ->web_contents() |
| ->GetPrimaryMainFrame() |
| ->GetRenderViewHost() |
| ->GetWidget()); |
| } |
| |
| // Starts the test server and navigates to the test page. Returns after the |
| // navigation is complete. |
| void LoadTestPage() { |
| ASSERT_TRUE(embedded_test_server()->Start()); |
| |
| // Navigate to the test page which has a rAF animation and a main thread |
| // animation running. |
| GURL test_url = |
| embedded_test_server()->GetURL("/event-latency-animation.html"); |
| EXPECT_TRUE(NavigateToURL(shell(), test_url)); |
| |
| aura::Window* content = shell()->web_contents()->GetContentNativeView(); |
| content->GetHost()->SetBoundsInPixels(gfx::Rect(800, 600)); |
| |
| RenderWidgetHostImpl* host = GetWidgetHost(); |
| HitTestRegionObserver observer(host->GetFrameSinkId()); |
| |
| // Wait for the hit test data to be ready. |
| observer.WaitForHitTestData(); |
| } |
| |
| void FocusButton() const { ASSERT_TRUE(ExecJs(shell(), "focusButton()")); } |
| |
| void FocusInput() const { ASSERT_TRUE(ExecJs(shell(), "focusInput()")); } |
| |
| void StartAnimations() const { |
| ASSERT_TRUE(ExecJs(shell(), "startAnimations()")); |
| } |
| }; |
| |
| // Tests that if a key-press on a page causes a visual update, appropriate event |
| // latency metrics are reported. |
| // TODO(crbug.com/40132021): flaky test. |
| IN_PROC_BROWSER_TEST_F(EventLatencyBrowserTest, DISABLED_KeyPressOnButton) { |
| base::HistogramTester histogram_tester; |
| |
| ASSERT_NO_FATAL_FAILURE(LoadTestPage()); |
| FocusButton(); |
| |
| ui::test::EventGenerator generator(shell() |
| ->web_contents() |
| ->GetRenderWidgetHostView() |
| ->GetNativeView() |
| ->GetRootWindow()); |
| |
| // Press and release the space key. Since the button on the test page is |
| // focused, this should change the visuals of the button and generate |
| // compositor frames with appropriate event latency metrics. |
| generator.PressKey(ui::VKEY_SPACE, 0); |
| generator.ReleaseKey(ui::VKEY_SPACE, 0); |
| RunUntilInputProcessed(GetWidgetHost()); |
| |
| FetchHistogramsFromChildProcesses(); |
| |
| base::HistogramTester::CountsMap expected_counts = { |
| {"EventLatency.KeyPressed.BrowserToRendererCompositor", 1}, |
| {"EventLatency.KeyPressed.BeginImplFrameToSendBeginMainFrame", 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit", 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.HandleInputEvents", |
| 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.Animate", 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.StyleUpdate", 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.LayoutUpdate", 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.Prepaint", 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.Composite", 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.Paint", 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit." |
| "ScrollingCoordinator", |
| 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.CompositeCommit", 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.UpdateLayers", 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit." |
| "BeginMainSentToStarted", |
| 1}, |
| {"EventLatency.KeyPressed.Commit", 1}, |
| {"EventLatency.KeyPressed.EndCommitToActivation", 1}, |
| {"EventLatency.KeyPressed.Activation", 1}, |
| {"EventLatency.KeyPressed.EndActivateToSubmitCompositorFrame", 1}, |
| {"EventLatency.KeyPressed." |
| "SubmitCompositorFrameToPresentationCompositorFrame", |
| 1}, |
| {"EventLatency.KeyPressed." |
| "SubmitCompositorFrameToPresentationCompositorFrame." |
| "SubmitToReceiveCompositorFrame", |
| 1}, |
| {"EventLatency.KeyPressed." |
| "SubmitCompositorFrameToPresentationCompositorFrame." |
| "ReceivedCompositorFrameToStartDraw", |
| 1}, |
| {"EventLatency.KeyPressed." |
| "SubmitCompositorFrameToPresentationCompositorFrame." |
| "StartDrawToSwapStart", |
| 1}, |
| {"EventLatency.KeyPressed." |
| "SubmitCompositorFrameToPresentationCompositorFrame.SwapStartToSwapEnd", |
| 1}, |
| {"EventLatency.KeyPressed." |
| "SubmitCompositorFrameToPresentationCompositorFrame." |
| "SwapEndToPresentationCompositorFrame", |
| 1}, |
| {"EventLatency.KeyPressed.TotalLatency", 1}, |
| {"EventLatency.KeyReleased.BrowserToRendererCompositor", 1}, |
| {"EventLatency.KeyReleased.BeginImplFrameToSendBeginMainFrame", 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit", 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit.HandleInputEvents", |
| 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit.Animate", 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit.StyleUpdate", 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit.LayoutUpdate", 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit.Prepaint", 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit.Composite", 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit.Paint", 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit." |
| "ScrollingCoordinator", |
| 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit.CompositeCommit", |
| 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit.UpdateLayers", 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit." |
| "BeginMainSentToStarted", |
| 1}, |
| {"EventLatency.KeyReleased.Commit", 1}, |
| {"EventLatency.KeyReleased.EndCommitToActivation", 1}, |
| {"EventLatency.KeyReleased.Activation", 1}, |
| {"EventLatency.KeyReleased.EndActivateToSubmitCompositorFrame", 1}, |
| {"EventLatency.KeyReleased." |
| "SubmitCompositorFrameToPresentationCompositorFrame", |
| 1}, |
| {"EventLatency.KeyReleased." |
| "SubmitCompositorFrameToPresentationCompositorFrame." |
| "SubmitToReceiveCompositorFrame", |
| 1}, |
| {"EventLatency.KeyReleased." |
| "SubmitCompositorFrameToPresentationCompositorFrame." |
| "ReceivedCompositorFrameToStartDraw", |
| 1}, |
| {"EventLatency.KeyReleased." |
| "SubmitCompositorFrameToPresentationCompositorFrame." |
| "StartDrawToSwapStart", |
| 1}, |
| {"EventLatency.KeyReleased." |
| "SubmitCompositorFrameToPresentationCompositorFrame.SwapStartToSwapEnd", |
| 1}, |
| {"EventLatency.KeyReleased." |
| "SubmitCompositorFrameToPresentationCompositorFrame." |
| "SwapEndToPresentationCompositorFrame", |
| 1}, |
| {"EventLatency.KeyReleased.TotalLatency", 1}, |
| {"EventLatency.TotalLatency", 2}, |
| }; |
| EXPECT_THAT(histogram_tester.GetTotalCountsForPrefix("EventLatency."), |
| testing::ContainerEq(expected_counts)); |
| } |
| |
| // Tests that if a key-press on a page with an animation causes a visual update, |
| // appropriate event latency metrics are reported. |
| // TODO(crbug.com/40128555): Test is flaky. |
| IN_PROC_BROWSER_TEST_F(EventLatencyBrowserTest, |
| DISABLED_KeyPressOnButtonWithAnimation) { |
| base::HistogramTester histogram_tester; |
| |
| ASSERT_NO_FATAL_FAILURE(LoadTestPage()); |
| StartAnimations(); |
| FocusButton(); |
| |
| ui::test::EventGenerator generator(shell() |
| ->web_contents() |
| ->GetRenderWidgetHostView() |
| ->GetNativeView() |
| ->GetRootWindow()); |
| |
| // Press and release the space key. Since the button on the test page is |
| // focused, this should change the visuals of the button and generate |
| // compositor frames with appropriate event latency metrics. |
| generator.PressKey(ui::VKEY_SPACE, 0); |
| generator.ReleaseKey(ui::VKEY_SPACE, 0); |
| RunUntilInputProcessed(GetWidgetHost()); |
| |
| FetchHistogramsFromChildProcesses(); |
| |
| base::HistogramTester::CountsMap expected_counts = { |
| {"EventLatency.KeyPressed.BrowserToRendererCompositor", 1}, |
| {"EventLatency.KeyPressed.BeginImplFrameToSendBeginMainFrame", 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit", 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.HandleInputEvents", |
| 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.Animate", 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.StyleUpdate", 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.LayoutUpdate", 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.Prepaint", 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.Composite", 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.Paint", 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit." |
| "ScrollingCoordinator", |
| 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.CompositeCommit", 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.UpdateLayers", 1}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit." |
| "BeginMainSentToStarted", |
| 1}, |
| {"EventLatency.KeyPressed.Commit", 1}, |
| {"EventLatency.KeyPressed.EndCommitToActivation", 1}, |
| {"EventLatency.KeyPressed.Activation", 1}, |
| {"EventLatency.KeyPressed.EndActivateToSubmitCompositorFrame", 1}, |
| {"EventLatency.KeyPressed." |
| "SubmitCompositorFrameToPresentationCompositorFrame", |
| 1}, |
| {"EventLatency.KeyPressed.TotalLatency", 1}, |
| {"EventLatency.KeyPressed." |
| "SubmitCompositorFrameToPresentationCompositorFrame." |
| "SubmitToReceiveCompositorFrame", |
| 1}, |
| {"EventLatency.KeyPressed." |
| "SubmitCompositorFrameToPresentationCompositorFrame." |
| "ReceivedCompositorFrameToStartDraw", |
| 1}, |
| {"EventLatency.KeyPressed." |
| "SubmitCompositorFrameToPresentationCompositorFrame." |
| "StartDrawToSwapStart", |
| 1}, |
| {"EventLatency.KeyPressed." |
| "SubmitCompositorFrameToPresentationCompositorFrame.SwapStartToSwapEnd", |
| 1}, |
| {"EventLatency.KeyPressed." |
| "SubmitCompositorFrameToPresentationCompositorFrame." |
| "SwapEndToPresentationCompositorFrame", |
| 1}, |
| {"EventLatency.KeyReleased.BrowserToRendererCompositor", 1}, |
| {"EventLatency.KeyReleased.BeginImplFrameToSendBeginMainFrame", 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit", 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit.HandleInputEvents", |
| 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit.Animate", 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit.StyleUpdate", 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit.LayoutUpdate", 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit.Prepaint", 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit.Composite", 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit.Paint", 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit." |
| "ScrollingCoordinator", |
| 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit.CompositeCommit", |
| 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit.UpdateLayers", 1}, |
| {"EventLatency.KeyReleased.SendBeginMainFrameToCommit." |
| "BeginMainSentToStarted", |
| 1}, |
| {"EventLatency.KeyReleased.Commit", 1}, |
| {"EventLatency.KeyReleased.EndCommitToActivation", 1}, |
| {"EventLatency.KeyReleased.Activation", 1}, |
| {"EventLatency.KeyReleased.EndActivateToSubmitCompositorFrame", 1}, |
| {"EventLatency.KeyReleased." |
| "SubmitCompositorFrameToPresentationCompositorFrame", |
| 1}, |
| {"EventLatency.KeyReleased." |
| "SubmitCompositorFrameToPresentationCompositorFrame." |
| "SubmitToReceiveCompositorFrame", |
| 1}, |
| {"EventLatency.KeyReleased." |
| "SubmitCompositorFrameToPresentationCompositorFrame." |
| "ReceivedCompositorFrameToStartDraw", |
| 1}, |
| {"EventLatency.KeyReleased." |
| "SubmitCompositorFrameToPresentationCompositorFrame." |
| "StartDrawToSwapStart", |
| 1}, |
| {"EventLatency.KeyReleased." |
| "SubmitCompositorFrameToPresentationCompositorFrame.SwapStartToSwapEnd", |
| 1}, |
| {"EventLatency.KeyReleased." |
| "SubmitCompositorFrameToPresentationCompositorFrame." |
| "SwapEndToPresentationCompositorFrame", |
| 1}, |
| {"EventLatency.KeyReleased.TotalLatency", 1}, |
| {"EventLatency.TotalLatency", 2}, |
| }; |
| EXPECT_THAT(histogram_tester.GetTotalCountsForPrefix("EventLatency."), |
| testing::ContainerEq(expected_counts)); |
| } |
| |
| // Tests that entering a character in a textbox leads to appropriate event |
| // latency metrics being reported even though the page has an animation running. |
| // |
| // Disabled due to flakiness on several platforms. See crbug.com/1072340 |
| IN_PROC_BROWSER_TEST_F(EventLatencyBrowserTest, |
| DISABLED_KeyPressInInputWithAnimation) { |
| base::HistogramTester histogram_tester; |
| |
| ASSERT_NO_FATAL_FAILURE(LoadTestPage()); |
| StartAnimations(); |
| FocusInput(); |
| |
| ui::test::EventGenerator generator(shell() |
| ->web_contents() |
| ->GetRenderWidgetHostView() |
| ->GetNativeView() |
| ->GetRootWindow()); |
| |
| // Enter a character into the focused textbox. This should generate compositor |
| // frames with appropriate event latency metrics. |
| generator.PressKey(ui::VKEY_A, 0); |
| generator.ReleaseKey(ui::VKEY_A, 0); |
| RunUntilInputProcessed(GetWidgetHost()); |
| |
| FetchHistogramsFromChildProcesses(); |
| |
| // TODO(crbug.com/40126863): Since this is this first key-press after the |
| // textbox is focused, there would be two reports, one for the RawKeyDown that |
| // causes some style changes (due to :focus-visible behavior) and one for the |
| // Char that inserts the actual character. These should be reported |
| // separately. |
| base::HistogramTester::CountsMap expected_counts = { |
| {"EventLatency.KeyPressed.BrowserToRendererCompositor", 2}, |
| {"EventLatency.KeyPressed.BeginImplFrameToSendBeginMainFrame", 2}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit", 2}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.HandleInputEvents", |
| 2}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.Animate", 2}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.StyleUpdate", 2}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.LayoutUpdate", 2}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.Prepaint", 2}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.Composite", 2}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.Paint", 2}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit." |
| "ScrollingCoordinator", |
| 2}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.CompositeCommit", 2}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit.UpdateLayers", 2}, |
| {"EventLatency.KeyPressed.SendBeginMainFrameToCommit." |
| "BeginMainSentToStarted", |
| 2}, |
| {"EventLatency.KeyPressed.Commit", 2}, |
| {"EventLatency.KeyPressed.EndCommitToActivation", 2}, |
| {"EventLatency.KeyPressed.Activation", 2}, |
| {"EventLatency.KeyPressed.EndActivateToSubmitCompositorFrame", 2}, |
| {"EventLatency.KeyPressed." |
| "SubmitCompositorFrameToPresentationCompositorFrame", |
| 2}, |
| {"EventLatency.KeyPressed." |
| "SubmitCompositorFrameToPresentationCompositorFrame." |
| "SubmitToReceiveCompositorFrame", |
| 2}, |
| {"EventLatency.KeyPressed." |
| "SubmitCompositorFrameToPresentationCompositorFrame." |
| "ReceivedCompositorFrameToStartDraw", |
| 2}, |
| {"EventLatency.KeyPressed." |
| "SubmitCompositorFrameToPresentationCompositorFrame." |
| "StartDrawToSwapStart", |
| 2}, |
| {"EventLatency.KeyPressed." |
| "SubmitCompositorFrameToPresentationCompositorFrame.SwapStartToSwapEnd", |
| 2}, |
| {"EventLatency.KeyPressed." |
| "SubmitCompositorFrameToPresentationCompositorFrame." |
| "SwapEndToPresentationCompositorFrame", |
| 2}, |
| {"EventLatency.KeyPressed.TotalLatency", 2}, |
| {"EventLatency.TotalLatency", 2}, |
| }; |
| EXPECT_THAT(histogram_tester.GetTotalCountsForPrefix("EventLatency."), |
| testing::ContainerEq(expected_counts)); |
| } |
| |
| } // namespace content |
