Index: content/browser/renderer_host/input/main_thread_event_queue_browsertest.cc |
diff --git a/content/browser/renderer_host/input/main_thread_event_queue_browsertest.cc b/content/browser/renderer_host/input/main_thread_event_queue_browsertest.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..97319f0ac8d13c2f2f851cd796f655e883f9d2fb |
--- /dev/null |
+++ b/content/browser/renderer_host/input/main_thread_event_queue_browsertest.cc |
@@ -0,0 +1,197 @@ |
+// Copyright 2016 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 <utility> |
+ |
+#include "base/auto_reset.h" |
+#include "base/bind.h" |
+#include "base/command_line.h" |
+#include "base/macros.h" |
+#include "base/run_loop.h" |
+#include "base/strings/utf_string_conversions.h" |
+#include "build/build_config.h" |
+#include "content/browser/renderer_host/input/synthetic_smooth_scroll_gesture.h" |
+#include "content/browser/renderer_host/render_widget_host_impl.h" |
+#include "content/browser/renderer_host/render_widget_host_view_base.h" |
+#include "content/browser/web_contents/web_contents_impl.h" |
+#include "content/common/input/synthetic_web_input_event_builders.h" |
+#include "content/common/input_messages.h" |
+#include "content/public/browser/render_view_host.h" |
+#include "content/public/browser/render_widget_host_view.h" |
+#include "content/public/common/content_switches.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/test_utils.h" |
+#include "content/shell/browser/shell.h" |
+#include "third_party/WebKit/public/web/WebInputEvent.h" |
+#include "ui/events/event_switches.h" |
+#include "ui/events/latency_info.h" |
+ |
+using blink::WebInputEvent; |
+ |
+namespace { |
+ |
+const char kJankyPageURL[] = |
+ "data:text/html;charset=utf-8," |
+ "<!DOCTYPE html>" |
+ "<meta name='viewport' content='width=device-width'/>" |
+ "<style>" |
+ "html, body {" |
+ " margin: 0;" |
+ "}" |
+ ".spacer { height: 10000px; }" |
+ "</style>" |
+ "<div class=spacer></div>" |
+ "<script>" |
+ " function jank(millis)" |
+ " {" |
+ " var end = performance.now() + millis;" |
+ " while(performance.now() < end) {};" |
+ " window.mouseMoveCount = 0;" |
+ " window.touchMoveCount = 0;" |
+ " }" |
+ " window.mouseMoveCount = 0;" |
+ " window.touchMoveCount = 0;" |
+ " document.addEventListener('mousemove', function(e) {" |
+ " window.mouseMoveCount++;" |
+ " window.lastMouseMoveEvent = e;" |
+ " });" |
+ " document.addEventListener('touchmove', function (e) {" |
+ " window.touchMoveCount++;" |
+ " window.lastTouchMoveEvent = e;" |
+ " }, {passive: true});" |
+ " document.addEventListener('click', function(e) { jank(500); });" |
+ " document.title='ready';" |
+ "</script>"; |
+ |
+} // namespace |
+ |
+namespace content { |
+ |
+class MainThreadEventQueueBrowserTest : public ContentBrowserTest { |
+ public: |
+ MainThreadEventQueueBrowserTest() {} |
+ ~MainThreadEventQueueBrowserTest() override {} |
+ |
+ RenderWidgetHostImpl* GetWidgetHost() { |
+ return RenderWidgetHostImpl::From( |
+ shell()->web_contents()->GetRenderViewHost()->GetWidget()); |
+ } |
+ |
+ void OnSyntheticGestureCompleted(SyntheticGesture::Result result) { |
+ EXPECT_EQ(SyntheticGesture::GESTURE_FINISHED, result); |
+ } |
+ |
+ protected: |
+ void LoadURL(const char* page_data) { |
+ const GURL data_url(page_data); |
+ NavigateToURL(shell(), data_url); |
+ |
+ RenderWidgetHostImpl* host = GetWidgetHost(); |
+ host->GetView()->SetSize(gfx::Size(400, 400)); |
+ |
+ base::string16 ready_title(base::ASCIIToUTF16("ready")); |
+ TitleWatcher watcher(shell()->web_contents(), ready_title); |
+ ignore_result(watcher.WaitAndGetTitle()); |
+ |
+ MainThreadFrameObserver main_thread_sync(host); |
+ main_thread_sync.Wait(); |
+ } |
+ |
+ int ExecuteScriptAndExtractInt(const std::string& script) { |
+ int value = 0; |
+ EXPECT_TRUE(content::ExecuteScriptAndExtractInt( |
+ shell(), "domAutomationController.send(" + script + ")", &value)); |
+ return value; |
+ } |
+ |
+ void DoMouseMove() { |
+ // Send a click event to cause some jankiness. This is done via a click |
+ // event as ExecuteScript is synchronous. |
+ SimulateMouseClick(shell()->web_contents(), 0, |
+ blink::WebPointerProperties::ButtonLeft); |
+ scoped_refptr<InputMsgWatcher> input_msg_watcher( |
+ new InputMsgWatcher(GetWidgetHost(), blink::WebInputEvent::MouseMove)); |
+ GetWidgetHost()->ForwardMouseEvent(SyntheticWebMouseEventBuilder::Build( |
+ blink::WebInputEvent::MouseMove, 10, 10, 0)); |
+ GetWidgetHost()->ForwardMouseEvent(SyntheticWebMouseEventBuilder::Build( |
+ blink::WebInputEvent::MouseMove, 15, 15, 0)); |
+ GetWidgetHost()->ForwardMouseEvent(SyntheticWebMouseEventBuilder::Build( |
+ blink::WebInputEvent::MouseMove, 20, 25, 0)); |
+ |
+ // Runs until we get the InputMsgAck callback. |
+ EXPECT_EQ(INPUT_EVENT_ACK_STATE_CONSUMED, input_msg_watcher->WaitForAck()); |
+ |
+ int mouse_move_count = 0; |
+ while (mouse_move_count <= 0) |
+ mouse_move_count = ExecuteScriptAndExtractInt("window.mouseMoveCount"); |
+ EXPECT_EQ(1, mouse_move_count); |
+ |
+ int last_mouse_x = |
+ ExecuteScriptAndExtractInt("window.lastMouseMoveEvent.x"); |
+ int last_mouse_y = |
+ ExecuteScriptAndExtractInt("window.lastMouseMoveEvent.y"); |
+ EXPECT_EQ(20, last_mouse_x); |
+ EXPECT_EQ(25, last_mouse_y); |
+ } |
+ |
+ void DoTouchMove() { |
+ SyntheticWebTouchEvent kEvents[4]; |
+ kEvents[0].PressPoint(10, 10); |
+ kEvents[1].PressPoint(10, 10); |
+ kEvents[1].MovePoint(0, 20, 20); |
+ kEvents[2].PressPoint(10, 10); |
+ kEvents[2].MovePoint(0, 30, 30); |
+ kEvents[3].PressPoint(10, 10); |
+ kEvents[3].MovePoint(0, 35, 40); |
+ |
+ // Send a click event to cause some jankiness. This is done via a click |
+ // event as ExecuteScript is synchronous. |
+ SimulateMouseClick(shell()->web_contents(), 0, |
+ blink::WebPointerProperties::ButtonLeft); |
+ scoped_refptr<InputMsgWatcher> input_msg_watcher( |
+ new InputMsgWatcher(GetWidgetHost(), blink::WebInputEvent::TouchMove)); |
+ |
+ for (const auto& event : kEvents) |
+ GetWidgetHost()->ForwardEmulatedTouchEvent(event); |
+ |
+ // Runs until we get the InputMsgAck callback. |
+ EXPECT_EQ(INPUT_EVENT_ACK_STATE_SET_NON_BLOCKING, |
+ input_msg_watcher->WaitForAck()); |
+ |
+ int touch_move_count = 0; |
+ while (touch_move_count <= 0) |
+ touch_move_count = ExecuteScriptAndExtractInt("window.touchMoveCount"); |
+ EXPECT_EQ(1, touch_move_count); |
+ |
+ int last_touch_x = ExecuteScriptAndExtractInt( |
+ "window.lastTouchMoveEvent.touches[0].pageX"); |
+ int last_touch_y = ExecuteScriptAndExtractInt( |
+ "window.lastTouchMoveEvent.touches[0].pageY"); |
+ EXPECT_EQ(35, last_touch_x); |
+ EXPECT_EQ(40, last_touch_y); |
+ } |
+ |
+ private: |
+ DISALLOW_COPY_AND_ASSIGN(MainThreadEventQueueBrowserTest); |
+}; |
+ |
+IN_PROC_BROWSER_TEST_F(MainThreadEventQueueBrowserTest, MouseMove) { |
+ LoadURL(kJankyPageURL); |
+ DoMouseMove(); |
+} |
+ |
+// Disabled on MacOS because it doesn't support touch input. |
+#if defined(OS_MACOSX) |
+#define MAYBE_TouchMove DISABLED_TouchMove |
+#else |
+#define MAYBE_TouchMove TouchMove |
+#endif |
+IN_PROC_BROWSER_TEST_F(MainThreadEventQueueBrowserTest, MAYBE_TouchMove) { |
+ LoadURL(kJankyPageURL); |
+ DoTouchMove(); |
+} |
+ |
+} // namespace content |