Tests for "WebView: speed up user gesture notification for GestureTap"

content/public/test/browser_test_utils.cc

Index: content/public/test/browser_test_utils.cc
diff --git a/content/public/test/browser_test_utils.cc b/content/public/test/browser_test_utils.cc
index 60b2b0eb50b96bb19df33baca012e78cfcf91a07..fa2c79996dbd61094cd2eb298758820931e46628 100644
--- a/content/public/test/browser_test_utils.cc
+++ b/content/public/test/browser_test_utils.cc
@@ -14,7 +14,9 @@
 #include "base/synchronization/waitable_event.h"
 #include "base/test/test_timeouts.h"
 #include "base/values.h"
+#include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "content/browser/web_contents/web_contents_view.h"
+#include "content/common/input/synthetic_web_input_event_builders.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/dom_operation_notification_details.h"
 #include "content/public/browser/notification_service.h"
@@ -33,6 +35,7 @@
 #include "net/url_request/url_request_context_getter.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/base/resource/resource_bundle.h"
+#include "ui/events/gestures/gesture_configuration.h"
 #include "ui/events/keycodes/dom4/keycode_converter.h"
 
 namespace content {
@@ -256,6 +259,23 @@ void SimulateMouseEvent(WebContents* web_contents,
   web_contents->GetRenderViewHost()->ForwardMouseEvent(mouse_event);
 }
 
+void SimulateTapAt(WebContents* web_contents, const gfx::Point& point) {
+  const double kTapDurationSeconds =
+      0.5 * (ui::GestureConfiguration::
+                 min_touch_down_duration_in_seconds_for_click() +
+             ui::GestureConfiguration::
+                 max_touch_down_duration_in_seconds_for_click());
+  SyntheticWebTouchEvent touch;
+  touch.timeStampSeconds = 0;
+  touch.PressPoint(point.x(), point.y());
+  RenderWidgetHostImpl* widget_host =
+      RenderWidgetHostImpl::From(web_contents->GetRenderViewHost());
+  widget_host->ForwardTouchEvent(touch);
+  touch.timeStampSeconds = kTapDurationSeconds;
+  touch.ReleasePoint(0);
+  widget_host->ForwardTouchEvent(touch);
+}
+
 void SimulateKeyPress(WebContents* web_contents,
                       ui::KeyboardCode key_code,
                       bool control,