third_party/WebKit/LayoutTests/fast/events/touch/gesture/gesture-tap-frame-scrollbar.html

   1 <!DOCTYPE HTML>
   2 <script src="../../../../resources/js-test.js"></script>
   3 <style>
   4 #target {
   5   width: 50px;
   6   height: 50px;
   7 }
   8 </style>
   9 <iframe id="target" src="resources/event-delegator.html"></iframe>
  10 <div id=console></div>
  11 <script>
  12 var scrollbarEventType;
  13
  14 function onEventInFrame(e) {
  15     debug("Received " + e.type + " in child frame");
  16     if (e.type == scrollbarEventType) {
  17         debug('Adding scrollbars to iframe');
  18         target.contentDocument.body.style.height = "500px";
  19     }
  20 }
  21
  22 function eventLogger(e) {
  23     debug("Received " + e.type + " in main frame");
  24 }
  25
  26 document.addEventListener('mousemove', eventLogger);
  27 document.addEventListener('mousedown', eventLogger);
  28 document.addEventListener('mouseup', eventLogger);
  29 document.addEventListener('click', eventLogger);
  30
  31 description("Taps at a point that becomes a scrollbar (i.e. hit test with innerNode=null) during the tap and verifies we don't crash.");
  32
  33 // Tap at the right edge of the frame, where its scrollbar would live.
  34 var rect = target.getBoundingClientRect();
  35 var point = {
  36     x: rect.right - 4,
  37     y: rect.top + rect.height / 2
  38 };
  39
  40 function doTap(type)
  41 {
  42     return new Promise(function(resolve, reject) {
  43         if (type) {
  44             debug('Test case: Add scrollbars during ' + type);
  45             scrollbarEventType = type;
  46             target.contentDocument.body.style.height = "0";
  47         } else {
  48             debug('Test case: Tap on consistent scrollbar');
  49         }
  50
  51         eventSender.gestureTapDown(point.x, point.y);
  52         eventSender.gestureShowPress(point.x, point.y);
  53         debug("Sending GestureTap");
  54         eventSender.gestureTap(point.x, point.y);
  55
  56         setTimeout(function() {
  57             debug('');
  58             resolve();
  59         }, 0);
  60     });
  61 }
  62
  63 if (window.eventSender) {
  64     jsTestIsAsync = true;
  65
  66     // Some versions of MacOS native scrollbars intercept events differently, so
  67     // use mock scrollbars for consistency.
  68     internals.settings.setMockScrollbarsEnabled(true);
  69
  70     target.onload = function() {
  71         doTap()
  72         .then(function() { return doTap('mousemove'); })
  73         .then(function() { return doTap('mousedown'); })
  74         .then(function() { return doTap('mouseup'); })
  75         .catch(function(err) {
  76             testFailed("Promise rejected: " + err.message);
  77         }).then(finishJSTest);
  78     }
  79 } else {
  80     debug("This test requires eventSender");
  81 }
  82 </script>