// 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 #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 { // This value has to be larger than the height of the device this test is // executed on, otherwise the device will be unable to scroll thus failing // tests. const int kWebsiteHeight = 10000; const char kNonBlockingEventDataURL[] = "data:text/html;charset=utf-8," "" "" "" "

" ""; } // namespace namespace content { class NonBlockingEventBrowserTest : public ContentBrowserTest { public: NonBlockingEventBrowserTest() {} ~NonBlockingEventBrowserTest() 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 GURL data_url(kNonBlockingEventDataURL); 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(); } // ContentBrowserTest: void SetUpCommandLine(base::CommandLine* cmd) override { // TODO(dtapuska): Remove this switch once wheel-gestures ships. cmd->AppendSwitch(switches::kEnableExperimentalWebPlatformFeatures); cmd->AppendSwitch(switches::kEnableWheelGestures); } int ExecuteScriptAndExtractInt(const std::string& script) { int value = 0; EXPECT_TRUE(content::ExecuteScriptAndExtractInt( shell()->web_contents(), "domAutomationController.send(" + script + ")", &value)); return value; } int GetScrollTop() { return ExecuteScriptAndExtractInt("document.scrollingElement.scrollTop"); } void DoWheelScroll() { EXPECT_EQ(0, GetScrollTop()); int scrollHeight = ExecuteScriptAndExtractInt("document.documentElement.scrollHeight"); EXPECT_EQ(kWebsiteHeight, scrollHeight); scoped_refptr frame_watcher(new FrameWatcher()); frame_watcher->AttachTo(shell()->web_contents()); scoped_refptr input_msg_watcher( new InputMsgWatcher(GetWidgetHost(), blink::WebInputEvent::MouseWheel)); GetWidgetHost()->ForwardWheelEvent( SyntheticWebMouseWheelEventBuilder::Build(10, 10, 0, -53, 0, true)); // Runs until we get the InputMsgAck callback EXPECT_EQ(INPUT_EVENT_ACK_STATE_SET_NON_BLOCKING, input_msg_watcher->WaitForAck()); // Expect that the compositor scrolled at least one pixel while the // main thread was in a busy loop. while (frame_watcher->LastMetadata().root_scroll_offset.y() <= 0) frame_watcher->WaitFrames(1); } void DoTouchScroll() { EXPECT_EQ(0, GetScrollTop()); int scrollHeight = ExecuteScriptAndExtractInt("document.documentElement.scrollHeight"); EXPECT_EQ(kWebsiteHeight, scrollHeight); scoped_refptr frame_watcher(new FrameWatcher()); frame_watcher->AttachTo(shell()->web_contents()); SyntheticSmoothScrollGestureParams params; params.gesture_source_type = SyntheticGestureParams::TOUCH_INPUT; params.anchor = gfx::PointF(50, 50); params.distances.push_back(gfx::Vector2d(0, -45)); scoped_ptr gesture( new SyntheticSmoothScrollGesture(params)); GetWidgetHost()->QueueSyntheticGesture( std::move(gesture), base::Bind(&NonBlockingEventBrowserTest::OnSyntheticGestureCompleted, base::Unretained(this))); // Expect that the compositor scrolled at least one pixel while the // main thread was in a busy loop. while (frame_watcher->LastMetadata().root_scroll_offset.y() <= 0) frame_watcher->WaitFrames(1); } private: DISALLOW_COPY_AND_ASSIGN(NonBlockingEventBrowserTest); }; IN_PROC_BROWSER_TEST_F(NonBlockingEventBrowserTest, MouseWheel) { LoadURL(); DoWheelScroll(); } // Disabled on MacOS because it doesn't support touch input. #if defined(OS_MACOSX) #define MAYBE_TouchStart DISABLED_TouchStart #else #define MAYBE_TouchStart TouchStart #endif IN_PROC_BROWSER_TEST_F(NonBlockingEventBrowserTest, MAYBE_TouchStart) { LoadURL(); DoTouchScroll(); } } // namespace content