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<!DOCTYPE html>
<html>
<head>
  <title>nsIAccessible::childAtPoint() from browser tests</title>
  <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css" />

  <script type="application/javascript"
          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>

  <script type="application/javascript"
          src="../common.js"></script>
  <script type="application/javascript"
          src="../layout.js"></script>

  <script type="application/javascript">
    function doTest()
    {
      // Hit testing. See bug #726097
      getNode("hittest").scrollIntoView(true);

      var hititem = getAccessible("hititem");
      var hittest = getAccessible("hittest");

      var [hitX, hitY, hitWidth, hitHeight] = getBounds(hititem);
      var tgtX = hitX + hitWidth / 2;
      var tgtY = hitY + hitHeight / 2;

      var rootAcc = getRootAccessible();
      var docAcc = getAccessible(document);
      var outerDocAcc = docAcc.parent;

      var hitAcc = rootAcc.getDeepestChildAtPoint(tgtX, tgtY);
      is(hitAcc, hititem, "Hit match at " + tgtX + "," + tgtY + 
                          ". Found: " + prettyName(hitAcc));
      var hitAcc2 = docAcc.getDeepestChildAtPoint(tgtX, tgtY);
      is(hitAcc, hitAcc2, "Hit match at " + tgtX + "," + tgtY + 
                          ". Found: " + prettyName(hitAcc2));

      hitAcc = outerDocAcc.getChildAtPoint(tgtX, tgtY);
      is(hitAcc, docAcc, "Hit match at " + tgtX + "," + tgtY + 
                         ". Found: " + prettyName(hitAcc));
      hitAcc = docAcc.getChildAtPoint(tgtX, tgtY);
      is(hitAcc, hittest, "Hit match at " + tgtX + "," + tgtY + 
                          ". Found: " + prettyName(hitAcc));

      SimpleTest.finish();
    }

    SimpleTest.waitForExplicitFinish();
    addA11yLoadEvent(doTest);
  </script>
</head>
<body>

  <a target="_blank"
     href="https://bugzilla.mozilla.org/show_bug.cgi?id=726097"
     title="nsIAccessible::childAtPoint() from browser tests">Mozilla Bug 726097</a>

  <div id="hittest">
    <div id="hititem"><span role="image">img</span>item</div>
  </div>
</body>
</html>