content/browser/renderer_host/input/main_thread_event_queue_browsertest.cc - chromium/src - Git at Google

 // 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/blink/public/platform/web_input_event.h"
 #include "ui/events/event_switches.h"
 #include "ui/latency/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::Button::kLeft);
     auto input_msg_watcher = std::make_unique<InputMsgWatcher>(
         GetWidgetHost(), blink::WebInputEvent::kMouseMove);
     GetWidgetHost()->ForwardMouseEvent(SyntheticWebMouseEventBuilder::Build(
         blink::WebInputEvent::kMouseMove, 10, 10, 0));
     GetWidgetHost()->ForwardMouseEvent(SyntheticWebMouseEventBuilder::Build(
         blink::WebInputEvent::kMouseMove, 15, 15, 0));
     GetWidgetHost()->ForwardMouseEvent(SyntheticWebMouseEventBuilder::Build(
         blink::WebInputEvent::kMouseMove, 20, 25, 0));

     // Runs until we get the InputMsgAck callback.
     EXPECT_EQ(INPUT_EVENT_ACK_STATE_CONSUMED, input_msg_watcher->WaitForAck());
     EXPECT_EQ(InputEventAckSource::MAIN_THREAD,
               static_cast<InputEventAckSource>(
                   input_msg_watcher->last_event_ack_source()));

     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::Button::kLeft);
     auto input_msg_watcher = std::make_unique<InputMsgWatcher>(
         GetWidgetHost(), blink::WebInputEvent::kTouchMove);

     for (const auto& event : kEvents)
       GetWidgetHost()->ForwardEmulatedTouchEvent(event, nullptr);

     // Runs until we get the InputMsgAck callback.
     EXPECT_EQ(INPUT_EVENT_ACK_STATE_SET_NON_BLOCKING,
               input_msg_watcher->WaitForAck());
     EXPECT_EQ(InputEventAckSource::COMPOSITOR_THREAD,
               static_cast<InputEventAckSource>(
                   input_msg_watcher->last_event_ack_source()));

     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);
 };

 // Disabled due to flaky test results: crbug.com/805666.
 #if defined(OS_WIN)
 #define MAYBE_MouseMove DISABLED_MouseMove
 #else
 #define MAYBE_MouseMove MouseMove
 #endif
 IN_PROC_BROWSER_TEST_F(MainThreadEventQueueBrowserTest, MAYBE_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
	// 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/blink/public/platform/web_input_event.h"
	#include "ui/events/event_switches.h"
	#include "ui/latency/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::Button::kLeft);
	auto input_msg_watcher = std::make_unique<InputMsgWatcher>(
	GetWidgetHost(), blink::WebInputEvent::kMouseMove);
	GetWidgetHost()->ForwardMouseEvent(SyntheticWebMouseEventBuilder::Build(
	blink::WebInputEvent::kMouseMove, 10, 10, 0));
	GetWidgetHost()->ForwardMouseEvent(SyntheticWebMouseEventBuilder::Build(
	blink::WebInputEvent::kMouseMove, 15, 15, 0));
	GetWidgetHost()->ForwardMouseEvent(SyntheticWebMouseEventBuilder::Build(
	blink::WebInputEvent::kMouseMove, 20, 25, 0));

	// Runs until we get the InputMsgAck callback.
	EXPECT_EQ(INPUT_EVENT_ACK_STATE_CONSUMED, input_msg_watcher->WaitForAck());
	EXPECT_EQ(InputEventAckSource::MAIN_THREAD,
	static_cast<InputEventAckSource>(
	input_msg_watcher->last_event_ack_source()));

	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::Button::kLeft);
	auto input_msg_watcher = std::make_unique<InputMsgWatcher>(
	GetWidgetHost(), blink::WebInputEvent::kTouchMove);

	for (const auto& event : kEvents)
	GetWidgetHost()->ForwardEmulatedTouchEvent(event, nullptr);

	// Runs until we get the InputMsgAck callback.
	EXPECT_EQ(INPUT_EVENT_ACK_STATE_SET_NON_BLOCKING,
	input_msg_watcher->WaitForAck());
	EXPECT_EQ(InputEventAckSource::COMPOSITOR_THREAD,
	static_cast<InputEventAckSource>(
	input_msg_watcher->last_event_ack_source()));

	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);
	};

	// Disabled due to flaky test results: crbug.com/805666.
	#if defined(OS_WIN)
	#define MAYBE_MouseMove DISABLED_MouseMove
	#else
	#define MAYBE_MouseMove MouseMove
	#endif
	IN_PROC_BROWSER_TEST_F(MainThreadEventQueueBrowserTest, MAYBE_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