third_party/WebKit/LayoutTests/touchadjustment/touch-links-two-finger-tap.html

   1 <!DOCTYPE html>
   2 <html>
   3 <head>
   4     <title>Touch Adjustment : Testing that a context menu will appear on a two-finger tap - bug 99947</title>
   5     <script src="../resources/js-test.js"></script>
   6     <script src="resources/touchadjustment.js"></script>
   7     <style>
   8         #sandbox {
   9             position: absolute;
  10             left: 0px;
  11             top: 0px;
  12         }
  13     </style>
  14 </head>
  15
  16 <body>
  17
  18 <div id="sandbox">
  19 <p><a href="" id="link1">I</a> propose to consider <a href="" id="link2">the question</a>, "Can machines think?"<br>This should begin with definitions of the meaning of the terms "machine" and <a href="" id="link3">"think."</a></p>
  20 </div>
  21
  22 <p id='description'></p>
  23 <div id='console'></div>
  24
  25 <script>
  26     var element;
  27     var adjustedNode;
  28     // Set up shortcut access to elements
  29     var e = {};
  30     ['sandbox', 'link1', 'link2', 'link3'].forEach(function(a) {
  31         e[a] = document.getElementById(a);
  32     });
  33
  34     document.oncontextmenu = function() { debug("PASS"); }
  35
  36     function testTwoFingerTap(touchpoint)
  37     {
  38         if (eventSender.gestureTwoFingerTap)
  39             eventSender.gestureTwoFingerTap(touchpoint.x, touchpoint.y, touchpoint.width, touchpoint.height);
  40         else
  41             debug("gestureTwoFingerTap not implemented by this platform.");
  42     }
  43
  44     function testDirectTouch(element)
  45     {
  46         // Touch directly in the center of the element.
  47         var touchpoint = offsetTouchPoint(findAbsoluteBounds(element), 'center', 0, 20, 30);
  48         if (document.elementFromPoint(touchpoint.x, touchpoint.y) != element)
  49             testFailed('Direct touch ended up on some other element');
  50         testTwoFingerTap(touchpoint);
  51     }
  52
  53     function testIndirectTouch(element)
  54     {
  55         // Touch just right of the element.
  56         var touchpoint = offsetTouchPoint(findAbsoluteBounds(element), 'right', 10, 30, 20);
  57         if (isDescendantOf(element, document.elementFromPoint(touchpoint.x, touchpoint.y)))
  58             testFailed('Indirect touch ended up still on top of the element');
  59         testTwoFingerTap(touchpoint);
  60     }
  61
  62     function isDescendantOf(parent, child)
  63     {
  64         var n = child;
  65         while (n) {
  66             if (n == parent)
  67                 return true;
  68             n = n.parentNode;
  69         }
  70         return false;
  71     }
  72
  73     function testDirectTouches()
  74     {
  75         debug('Testing direct hits.');
  76         testDirectTouch(e.link1);
  77         testDirectTouch(e.link2);
  78         testDirectTouch(e.link3);
  79     }
  80
  81     function testIndirectTouches()
  82     {
  83         debug('Testing indirect hits.');
  84         testIndirectTouch(e.link1);
  85         testIndirectTouch(e.link2);
  86         testIndirectTouch(e.link3);
  87     }
  88
  89     function runTests()
  90     {
  91         if (window.testRunner && window.internals && internals.touchNodeAdjustedToBestClickableNode) {
  92             description('Tests if a two finger tap gesture on links will trigger a context menu when touch adjustment is used.');
  93             testDirectTouches();
  94             testIndirectTouches();
  95             e.sandbox.style.display = 'none';
  96         }
  97     }
  98     runTests();
  99 </script>
 100 </body>
 101 </html>