third_party/WebKit/LayoutTests/fast/events/touch/gesture/pad-gesture-fling.js

   1 description("Tests basic use of GestureFlingStart");
   2
   3 var actualWheelEventsOccurred = 0;
   4 var cumulativeScrollX = 0;
   5 var cumulativeScrollY = 0;
   6
   7 var minimumWheelEventsExpected = "2";
   8 var minimumScrollXExpected = 300;
   9 var minimumScrollYExpected = 300;
  10
  11 var positionX = 10;
  12 var positionY = 11;
  13 var velocityX = 10000;
  14 var velocityY = 10000;
  15
  16 function recordWheelEvent(event)
  17 {
  18     if (event.clientX != 10)
  19       debug('FAIL: clientX != 10');
  20
  21     if (event.clientY != 11)
  22       debug('FAIL: event.clientY != 11');
  23
  24     actualWheelEventsOccurred++;
  25     cumulativeScrollX += event.wheelDeltaX;
  26     cumulativeScrollY += event.wheelDeltaY;
  27
  28     if (cumulativeScrollX >= minimumScrollXExpected
  29             && cumulativeScrollY >= minimumScrollYExpected) {
  30       shouldBeGreaterThanOrEqual('actualWheelEventsOccurred', minimumWheelEventsExpected);
  31       shouldBeGreaterThanOrEqual('cumulativeScrollX', minimumScrollXExpected.toString());
  32       shouldBeGreaterThanOrEqual('cumulativeScrollY', minimumScrollYExpected.toString());
  33
  34       isSuccessfullyParsed();
  35       if (window.testRunner)
  36           testRunner.notifyDone();
  37     }
  38     event.preventDefault();
  39 }
  40
  41 document.addEventListener("mousewheel", recordWheelEvent);
  42
  43 if (window.testRunner && window.eventSender && window.eventSender.gestureFlingStart) {
  44     eventSender.gestureFlingStart(positionX, positionY, velocityX, velocityY, "touchpad");
  45 }
  46
  47 if (window.testRunner)
  48     testRunner.waitUntilDone();