Enable TouchEvent suppression on scroll for all platforms

content/browser/renderer_host/input/immediate_input_router_unittest.cc

 // Copyright 2013 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 "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/browser/renderer_host/input/gesture_event_filter.h"
 #include "content/browser/renderer_host/input/immediate_input_router.h"
 #include "content/browser/renderer_host/input/input_router_client.h"
@@ skipping 119 matching lines @@
   }
 
   void set_debounce_interval_time_ms(int ms) {
     input_router()->gesture_event_filter()->debounce_interval_time_ms_ = ms;
   }
 
   void set_maximum_tap_gap_time_ms(int delay_ms) {
     input_router()->gesture_event_filter()->maximum_tap_gap_time_ms_ = delay_ms;
   }
 
-  void EnableNoTouchToRendererWhileScrolling() {
-    input_router()->enable_no_touch_to_renderer_while_scrolling_ = true;
-  }
-
   bool no_touch_to_renderer() {
     return input_router()->touch_event_queue()->no_touch_to_renderer();
   }
 
   bool TouchEventQueueEmpty() const {
     return input_router()->touch_event_queue()->empty();
   }
 
   unsigned GestureEventLastQueueEventSize() {
     return gesture_event_filter()->coalesced_gesture_events_.size();
@@ skipping 1256 matching lines @@
   // Check that the second event was sent.
   EXPECT_EQ(1U, process_->sink().message_count());
   EXPECT_TRUE(process_->sink().GetUniqueMessageMatching(
                   InputMsg_HandleInputEvent::ID));
   process_->sink().ClearMessages();
 
   // Check that the correct unhandled wheel event was received.
   EXPECT_EQ(ack_handler_->acked_wheel_event().deltaY, -5);
 }
 
-// Tests that no touch events are sent to renderer during scrolling.
-TEST_F(ImmediateInputRouterTest, NoTouchWhileScroll) {
-  EnableNoTouchToRendererWhileScrolling();
-  set_debounce_interval_time_ms(0);
-  input_router_->OnMessageReceived(ViewHostMsg_HasTouchEventHandlers(0, true));
-  process_->sink().ClearMessages();
-
-  // First touch press.
-  PressTouchPoint(0, 1);
-  SendTouchEvent();
-  EXPECT_EQ(1U, process_->sink().message_count());
-  process_->sink().ClearMessages();
-  SendInputEventACK(WebInputEvent::TouchStart,
-                    INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
-  ack_handler_->ExpectAckCalled(1);
-
-  // Touch move will trigger scroll.
-  MoveTouchPoint(0, 20, 5);
-  SendTouchEvent();
-  EXPECT_EQ(1U, process_->sink().message_count());
-  process_->sink().ClearMessages();
-
-  // A second touch press.
-  PressTouchPoint(20, 20);
-  SendTouchEvent();
-  // This TouchStart is queued.
-  EXPECT_EQ(0U, process_->sink().message_count());
-  process_->sink().ClearMessages();
-
-  WebGestureEvent followup_scroll;
-  followup_scroll.type = WebInputEvent::GestureScrollBegin;
-  ack_handler_->set_followup_touch_event(make_scoped_ptr(
-      new GestureEventWithLatencyInfo(followup_scroll, ui::LatencyInfo())));
-
-  SendInputEventACK(WebInputEvent::TouchMove,
-                    INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
-  ack_handler_->ExpectAckCalled(1);
-  // GestureScroll inserts touch cancel into the queue before the touch start.
-  // ScrollBegin is sent first, then the TouchCancel.
-  EXPECT_EQ(2U, process_->sink().message_count());
-  const WebInputEvent* input_event =
-      GetInputEventFromMessage(*process_->sink().GetMessageAt(0));
-  EXPECT_EQ(WebInputEvent::GestureScrollBegin, input_event->type);
-  input_event = GetInputEventFromMessage(*process_->sink().GetMessageAt(1));
-  EXPECT_EQ(WebInputEvent::TouchCancel, input_event->type);
-  EXPECT_TRUE(no_touch_to_renderer());
-  process_->sink().ClearMessages();
-
-  // Clear the followup events since now the touch events are directly
-  // sent to client, instead of being sent to renderer and waiting for
-  // ack. So we should use SimulateGestureScrollUpdateEvent() instead of
-  // followup gesture events.
-  ack_handler_->set_followup_touch_event(make_scoped_ptr(
-      static_cast<GestureEventWithLatencyInfo*>(NULL)));
-
-  // Ack the TouchCancel will result in the next TouchStart to be dispatched
-  // to client.
-  SendInputEventACK(WebInputEvent::TouchCancel,
-                    INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
-  // The touch cancel does not reach client, only the touch start.
-  ack_handler_->ExpectAckCalled(1);
-  EXPECT_EQ(WebInputEvent::TouchStart,
-            ack_handler_->acked_touch_event().event.type);
-  // No touch to renderer.
-  EXPECT_EQ(0U, process_->sink().message_count());
-  process_->sink().ClearMessages();
-
-  SendInputEventACK(WebInputEvent::GestureScrollBegin,
-                    INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
-  ack_handler_->ExpectAckCalled(1);
-  EXPECT_EQ(0U, process_->sink().message_count());
-  process_->sink().ClearMessages();
-
-  // Touch move should not be sent to renderer.
-  MoveTouchPoint(0, 30, 5);
-  SendTouchEvent();
-  EXPECT_EQ(0U, process_->sink().message_count());
-  process_->sink().ClearMessages();
-
-  // Touch moves become ScrollUpdate.
-  SimulateGestureScrollUpdateEvent(20, 4, 0);
-  process_->sink().ClearMessages();
-  SendInputEventACK(WebInputEvent::GestureScrollUpdate,
-                    INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
-
-  // Touch end should not be sent to renderer.
-  ReleaseTouchPoint(0);
-  SendTouchEvent();
-  EXPECT_EQ(0U, process_->sink().message_count());
-  process_->sink().ClearMessages();
-
-  // On GestureScrollEnd, resume sending touch moves to renderer.
-  SimulateGestureEvent(WebKit::WebInputEvent::GestureScrollEnd,
-                       WebGestureEvent::Touchscreen);
-  EXPECT_EQ(1U, process_->sink().message_count());
-  EXPECT_FALSE(no_touch_to_renderer());
-  process_->sink().ClearMessages();
-  SendInputEventACK(WebInputEvent::GestureScrollEnd,
-                    INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
-
-  // Now touch events should come through to renderer.
-  PressTouchPoint(80, 10);
-  SendTouchEvent();
-  EXPECT_EQ(1U, process_->sink().message_count());
-  process_->sink().ClearMessages();
-  SendInputEventACK(WebInputEvent::TouchStart,
-                    INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
-
-  MoveTouchPoint(0, 80, 20);
-  SendTouchEvent();
-  EXPECT_EQ(1U, process_->sink().message_count());
-  process_->sink().ClearMessages();
-  SendInputEventACK(WebInputEvent::TouchMove,
-                    INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
-
-  ReleaseTouchPoint(0);
-  SendTouchEvent();
-  EXPECT_EQ(1U, process_->sink().message_count());
-  process_->sink().ClearMessages();
-  SendInputEventACK(WebInputEvent::TouchEnd,
-                    INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
-}
 }  // namespace content