Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(319)

Issues Search
    My Issues | Starred     Open | Closed | All

Unified Diff: ui/events/gesture_detection/gesture_provider_unittest.cc

Issue 2058723003: Slop region check for multi-finger scroll (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 6 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
« ui/events/gesture_detection/gesture_provider.cc ('K') | « ui/events/gesture_detection/gesture_provider.cc ('k') | no next file » | no next file with comments »
Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
Index: ui/events/gesture_detection/gesture_provider_unittest.cc
diff --git a/ui/events/gesture_detection/gesture_provider_unittest.cc b/ui/events/gesture_detection/gesture_provider_unittest.cc
index 4827b9507e97c235db41c34fad8eb926fd93b5e8..640d83241f8db81b95c9bf773728ae409d566be4 100644
--- a/ui/events/gesture_detection/gesture_provider_unittest.cc
+++ b/ui/events/gesture_detection/gesture_provider_unittest.cc
@@ -941,6 +941,160 @@ TEST_F(GestureProviderTest, ScrollBeginValues) {
EXPECT_EQ(delta_y, scroll_begin_gesture->details.scroll_y_hint());
}
+// Verify that slop regions are checked for one and two finger scrolls,
+// three finger tap doesn't exsit, no slop region for three finger scroll.
tdresser 2016/06/10 19:34:57 exsit -> exist
sahel 2016/06/23 22:34:44 Done.
+TEST_F(GestureProviderTest, SlopRegionCheckOnScroll) {
+ EnableTwoFingerTap(kMaxTwoFingerTapSeparation, base::TimeDelta());
+ const float scaled_touch_slop = GetTouchSlop();
+
+ base::TimeTicks event_time = base::TimeTicks::Now();
+
+
+
+ // Scroll with one pointer down
tdresser 2016/06/10 19:34:58 Missing .'s.
sahel 2016/06/23 22:34:44 Done.
+ MockMotionEvent event =
+ ObtainMotionEvent(event_time, MotionEvent::ACTION_DOWN, 0, 0);
+ EXPECT_TRUE(gesture_provider_->OnTouchEvent(event));
+
+ // Move within slop region
+ event = ObtainMotionEvent(event_time,
+ MotionEvent::ACTION_MOVE,
+ 0,
+ scaled_touch_slop / 2);
+ EXPECT_TRUE(gesture_provider_->OnTouchEvent(event));
+
+ // Exceed slop region
+ event = ObtainMotionEvent(event_time,
+ MotionEvent::ACTION_MOVE,
+ 0,
+ 2 * scaled_touch_slop);
+ EXPECT_TRUE(gesture_provider_->OnTouchEvent(event));
+
+ event = ObtainMotionEvent(event_time, MotionEvent::ACTION_UP,
+ 0, 2 * scaled_touch_slop);
+ EXPECT_TRUE(gesture_provider_->OnTouchEvent(event));
+
+
+
+ // Scroll with two pointers down
+ event_time += kOneSecond;
+ event = ObtainMotionEvent(event_time, MotionEvent::ACTION_DOWN, 0, 0);
+ EXPECT_TRUE(gesture_provider_->OnTouchEvent(event));
+
+ event = ObtainMotionEvent(event_time,
+ MotionEvent::ACTION_POINTER_DOWN,
+ 0,
+ 0,
+ kMaxTwoFingerTapSeparation / 2,
+ 0);
+ EXPECT_TRUE(gesture_provider_->OnTouchEvent(event));
+
+ // Move within slop region: two finger tap
+ event = ObtainMotionEvent(event_time,
+ MotionEvent::ACTION_MOVE,
+ 0,
+ scaled_touch_slop / 2,
+ kMaxTwoFingerTapSeparation / 2,
+ 0);
+ EXPECT_TRUE(gesture_provider_->OnTouchEvent(event));
+
+ event = ObtainMotionEvent(event_time,
+ MotionEvent::ACTION_POINTER_UP,
+ 0,
+ scaled_touch_slop / 2,
+ kMaxTwoFingerTapSeparation / 2,
+ 0);
+ EXPECT_TRUE(gesture_provider_->OnTouchEvent(event));
+
+ // Exceed slop region: scroll
+ event = ObtainMotionEvent(event_time,
+ MotionEvent::ACTION_POINTER_DOWN,
+ 0,
+ scaled_touch_slop / 2,
+ kMaxTwoFingerTapSeparation / 2,
+ 0);
+ EXPECT_TRUE(gesture_provider_->OnTouchEvent(event));
+
+ event = ObtainMotionEvent(event_time,
+ MotionEvent::ACTION_MOVE,
+ 0,
+ scaled_touch_slop / 2,
+ kMaxTwoFingerTapSeparation / 2,
+ 2 * scaled_touch_slop);
+ EXPECT_TRUE(gesture_provider_->OnTouchEvent(event));
+
+ event = ObtainMotionEvent(event_time,
+ MotionEvent::ACTION_POINTER_UP,
+ 0,
+ scaled_touch_slop / 2,
+ kMaxTwoFingerTapSeparation / 2,
+ 2 * scaled_touch_slop);
+ EXPECT_TRUE(gesture_provider_->OnTouchEvent(event));
+
+ event = ObtainMotionEvent(event_time, MotionEvent::ACTION_UP,
+ 0, scaled_touch_slop / 2);
+ EXPECT_TRUE(gesture_provider_->OnTouchEvent(event));
+
+
+
+ // Scroll with three pointers down
+ event_time += kOneSecond;
+ event = ObtainMotionEvent(event_time, MotionEvent::ACTION_DOWN, 0, 0);
+ EXPECT_TRUE(gesture_provider_->OnTouchEvent(event));
+
+ event = ObtainMotionEvent(event_time,
+ MotionEvent::ACTION_POINTER_DOWN,
+ 0,
+ 0,
+ kMaxTwoFingerTapSeparation / 2,
+ 0);
+ EXPECT_TRUE(gesture_provider_->OnTouchEvent(event));
+
+ event = ObtainMotionEvent(event_time,
+ MotionEvent::ACTION_POINTER_DOWN,
+ 0,
+ 0,
+ kMaxTwoFingerTapSeparation / 2,
+ 0,
+ 2 * kMaxTwoFingerTapSeparation,
+ 0);
+ EXPECT_TRUE(gesture_provider_->OnTouchEvent(event));
+
+ // Move within slop region, scroll always happens
+ event = ObtainMotionEvent(event_time,
+ MotionEvent::ACTION_MOVE,
+ 0,
+ scaled_touch_slop / 2,
+ kMaxTwoFingerTapSeparation / 2,
+ 0,
+ 2 * kMaxTwoFingerTapSeparation,
+ 0);
+ EXPECT_TRUE(gesture_provider_->OnTouchEvent(event));
+
+
+
+ // One finger scroll
+ EXPECT_EQ(ET_GESTURE_TAP_DOWN, GetReceivedGesture(0).type());
+ EXPECT_EQ(ET_GESTURE_SCROLL_BEGIN, GetReceivedGesture(1).type());
+ EXPECT_EQ(ET_GESTURE_SCROLL_UPDATE, GetReceivedGesture(2).type());
+ EXPECT_EQ(ET_GESTURE_SCROLL_END, GetReceivedGesture(3).type());
+
+ // Two finger scroll
+ EXPECT_EQ(ET_GESTURE_TAP_DOWN, GetReceivedGesture(4).type());
+ EXPECT_EQ(ET_GESTURE_TWO_FINGER_TAP, GetReceivedGesture(5).type());
+ EXPECT_EQ(ET_GESTURE_SCROLL_BEGIN, GetReceivedGesture(6).type());
+ EXPECT_EQ(ET_GESTURE_SCROLL_UPDATE, GetReceivedGesture(7).type());
+ EXPECT_EQ(ET_GESTURE_SCROLL_END, GetReceivedGesture(8).type());
+
+ // Three finger scroll
+ EXPECT_EQ(ET_GESTURE_TAP_DOWN, GetReceivedGesture(9).type());
+ EXPECT_EQ(ET_GESTURE_SCROLL_BEGIN, GetReceivedGesture(10).type());
+ EXPECT_EQ(ET_GESTURE_SCROLL_UPDATE, GetReceivedGesture(11).type());
+
+ EXPECT_EQ(12U, GetReceivedGestureCount());
+
+}
+
TEST_F(GestureProviderTest, LongPressAndTapCancelledWhenScrollBegins) {
base::TimeTicks event_time = base::TimeTicks::Now();
@@ -2155,15 +2309,12 @@ TEST_F(GestureProviderTest, TwoFingerTap) {
EXPECT_TRUE(gesture_provider_->OnTouchEvent(event));
EXPECT_EQ(ET_GESTURE_TAP_DOWN, GetReceivedGesture(0).type());
- EXPECT_EQ(ET_GESTURE_SCROLL_BEGIN, GetReceivedGesture(1).type());
- EXPECT_EQ(ET_GESTURE_SCROLL_UPDATE, GetReceivedGesture(2).type());
- EXPECT_EQ(ET_GESTURE_TWO_FINGER_TAP, GetReceivedGesture(3).type());
- EXPECT_EQ(4U, GetReceivedGestureCount());
-
+ EXPECT_EQ(ET_GESTURE_TWO_FINGER_TAP, GetReceivedGesture(1).type());
+ EXPECT_EQ(2U, GetReceivedGestureCount());
EXPECT_EQ(kMockTouchRadius * 2,
- GetReceivedGesture(3).details.first_finger_width());
+ GetReceivedGesture(1).details.first_finger_width());
EXPECT_EQ(kMockTouchRadius * 2,
- GetReceivedGesture(3).details.first_finger_height());
+ GetReceivedGesture(1).details.first_finger_height());
}
// Test preventing a two finger tap via finger movement.
@@ -2188,7 +2339,7 @@ TEST_F(GestureProviderTest, TwoFingerTapCancelledByFingerMovement) {
MotionEvent::ACTION_MOVE,
kFakeCoordX,
kFakeCoordY,
- kFakeCoordX + scaled_touch_slop + 0.1,
+ kFakeCoordX + 2 * scaled_touch_slop + 2,
kFakeCoordY);
EXPECT_TRUE(gesture_provider_->OnTouchEvent(event));
@@ -2203,7 +2354,11 @@ TEST_F(GestureProviderTest, TwoFingerTapCancelledByFingerMovement) {
EXPECT_EQ(ET_GESTURE_TAP_DOWN, GetReceivedGesture(0).type());
EXPECT_EQ(ET_GESTURE_SCROLL_BEGIN, GetReceivedGesture(1).type());
EXPECT_EQ(ET_GESTURE_SCROLL_UPDATE, GetReceivedGesture(2).type());
- EXPECT_FLOAT_EQ((scaled_touch_slop + 0.1) / 2,
+ // d_x = 2 * scaled_touch_slop + 2,
+ // d_focus_x = scaled_touch_slop + 1,
+ // touch_slop / event.GetPointerCount() is deducted from first scroll,
+ // scroll_x = scaled_touch_slop + 1 - scaled_touch_slop / 2
+ EXPECT_FLOAT_EQ(scaled_touch_slop / 2 + 1,
GetReceivedGesture(2).details.scroll_x());
EXPECT_EQ(0, GetReceivedGesture(2).details.scroll_y());
EXPECT_EQ(3U, GetReceivedGestureCount());
« ui/events/gesture_detection/gesture_provider.cc ('K') | « ui/events/gesture_detection/gesture_provider.cc ('k') | no next file » | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698