Mark touchcancel events as uncancelable

content/browser/renderer_host/input/touch_event_queue_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/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "content/browser/renderer_host/input/timeout_monitor.h"
 #include "content/browser/renderer_host/input/touch_event_queue.h"
@@ skipping 241 matching lines @@
   MoveTouchPoint(0, 5, 5);
   EXPECT_EQ(2U, queued_event_count());
   EXPECT_EQ(0U, GetAndResetSentEventCount());
 
   // Receive an ACK for the first touch-event.
   SendTouchEventAck(INPUT_EVENT_ACK_STATE_CONSUMED);
   EXPECT_EQ(1U, queued_event_count());
   EXPECT_EQ(1U, GetAndResetSentEventCount());
   EXPECT_EQ(1U, GetAndResetAckedEventCount());
   EXPECT_EQ(WebInputEvent::TouchStart, acked_event().type);
+  EXPECT_TRUE(acked_event().cancelable);
 
   // Receive an ACK for the second touch-event.
   SendTouchEventAck(INPUT_EVENT_ACK_STATE_CONSUMED);
   EXPECT_EQ(0U, queued_event_count());
   EXPECT_EQ(0U, GetAndResetSentEventCount());
   EXPECT_EQ(1U, GetAndResetAckedEventCount());
   EXPECT_EQ(WebInputEvent::TouchMove, acked_event().type);
+  EXPECT_TRUE(acked_event().cancelable);
 }
 
 // Tests that the touch-queue is emptied if a page stops listening for touch
 // events.
 TEST_F(TouchEventQueueTest, QueueFlushedWhenHandlersRemoved) {
   OnHasTouchEventHandlers(true);
   EXPECT_EQ(0U, queued_event_count());
   EXPECT_EQ(0U, GetAndResetSentEventCount());
 
   // Send a touch-press event.
@@ skipping 568 matching lines @@
 
   // GestureScrollBegin inserts a synthetic TouchCancel before the TouchStart.
   WebGestureEvent followup_scroll;
   followup_scroll.type = WebInputEvent::GestureScrollBegin;
   SetFollowupEvent(followup_scroll);
   SendTouchEventAck(INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
   EXPECT_EQ(1U, GetAndResetSentEventCount());
   EXPECT_EQ(1U, GetAndResetAckedEventCount());
   EXPECT_EQ(2U, queued_event_count());
   EXPECT_EQ(WebInputEvent::TouchCancel, sent_event().type);
+  EXPECT_FALSE(sent_event().cancelable);
   EXPECT_EQ(WebInputEvent::TouchStart, latest_event().type);
 
   // Acking the TouchCancel will result in dispatch of the next TouchStart.
   SendTouchEventAck(INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
   // The synthetic TouchCancel should not reach client, only the TouchStart.
   EXPECT_EQ(1U, GetAndResetAckedEventCount());
   EXPECT_EQ(0U, GetAndResetSentEventCount());
   EXPECT_EQ(WebInputEvent::TouchStart, acked_event().type);
 
   // TouchMove should not be sent to the renderer.
@@ skipping 179 matching lines @@
   // timed-out event and the future cancel event.
   EXPECT_FALSE(IsTimeoutRunning());
   EXPECT_EQ(0U, GetAndResetSentEventCount());
   EXPECT_EQ(1U, GetAndResetAckedEventCount());
 
   // Ack'ing the original event should trigger a cancel event.
   SendTouchEventAck(INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
   EXPECT_FALSE(IsTimeoutRunning());
   EXPECT_EQ(0U, GetAndResetAckedEventCount());
   EXPECT_EQ(1U, GetAndResetSentEventCount());
+  EXPECT_EQ(WebInputEvent::TouchCancel, sent_event().type);
+  EXPECT_FALSE(sent_event().cancelable);
 
   // Touch events should not be forwarded until we receive the cancel acks.
   MoveTouchPoint(0, 1, 1);
   ASSERT_EQ(0U, GetAndResetSentEventCount());
   ASSERT_EQ(1U, GetAndResetAckedEventCount());
 
   ReleaseTouchPoint(0);
   ASSERT_EQ(0U, GetAndResetSentEventCount());
   ASSERT_EQ(1U, GetAndResetAckedEventCount());
 
   // The synthetic TouchCancel ack should not reach the client, but should
   // resume touch forwarding.
   SendTouchEventAck(INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
   EXPECT_EQ(0U, GetAndResetSentEventCount());
   EXPECT_EQ(0U, GetAndResetAckedEventCount());
 
   // Subsequent events should be handled normally.
   PressTouchPoint(0, 1);
   EXPECT_EQ(1U, GetAndResetSentEventCount());
   EXPECT_EQ(0U, GetAndResetAckedEventCount());
+  EXPECT_EQ(WebInputEvent::TouchStart, sent_event().type);
+  EXPECT_TRUE(sent_event().cancelable);
 }
 
 // Tests that the timeout is never started if the renderer consumes
 // a TouchEvent from the current touch sequence.
 TEST_F(TouchEventQueueTest, NoTouchTimeoutIfRendererIsConsumingGesture) {
   SetUpForTimeoutTesting(DefaultTouchTimeoutDelay());
 
   // Queue a TouchStart.
   PressTouchPoint(0, 1);
   ASSERT_TRUE(IsTimeoutRunning());
@@ skipping 524 matching lines @@
   SendTouchEventAck(INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
   EXPECT_EQ(1U, GetAndResetSentEventCount());
   EXPECT_EQ(1U, GetAndResetAckedEventCount());
   MoveTouchPoint(0, 0, 10);
   SendTouchEventAck(INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
   EXPECT_EQ(0U, queued_event_count());
   EXPECT_EQ(0U, GetAndResetSentEventCount());
 }
 
 }  // namespace content