<html>

<head>
  <title>Accessible drag and drop event testing</title>

  <link rel="stylesheet" type="text/css"
        href="chrome://mochikit/content/tests/SimpleTest/test.css" />

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

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

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

  <script type="application/javascript">

    /**
     * Do tests.
     */
    var gQueue = null;

    // aria grabbed invoker
    function changeGrabbed(aNodeOrID, aGrabValue) {
      this.DOMNode = getNode(aNodeOrID);

      this.invoke = function changeGrabbed_invoke() {
        if (aGrabValue != undefined) {
          this.DOMNode.setAttribute("aria-grabbed", aGrabValue);
        }
      };

      this.check = function changeGrabbed_check() {
        testAttrs(aNodeOrID, {"grabbed": aGrabValue}, true);
      };

      this.getID = function changeGrabbed_getID() {
        return prettyName(aNodeOrID) + " aria-grabbed changed";
      };
    }

    // aria dropeffect invoker
    function changeDropeffect(aNodeOrID, aDropeffectValue) {
      this.DOMNode = getNode(aNodeOrID);

      this.invoke = function changeDropeffect_invoke() {
        if (aDropeffectValue != undefined) {
          this.DOMNode.setAttribute("aria-dropeffect", aDropeffectValue);
        }
      };

      this.check = function changeDropeffect_check() {
        testAttrs(aNodeOrID, {"dropeffect": aDropeffectValue}, true);
      };

      this.getID = function changeDropeffect_getID() {
        return prettyName(aNodeOrID) + " aria-dropeffect changed";
      };
    }

    function doTests() {
      // Test aria attribute mutation events
      gQueue = new eventQueue(nsIAccessibleEvent.EVENT_OBJECT_ATTRIBUTE_CHANGED);

      let id = "grabbable";
      gQueue.push(new changeGrabbed(id, "true"));
      gQueue.push(new changeGrabbed(id, "false"));
      todo(false, "uncomment this test when 472142 is fixed.");
      // gQueue.push(new changeGrabbed(id, "undefined"));

      id = "dropregion";
      gQueue.push(new changeDropeffect(id, "copy"));
      gQueue.push(new changeDropeffect(id, "execute"));

      gQueue.invoke(); // Will call SimpleTest.finish();
    }

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

<body>

  <a target="_blank"
     href="https://bugzilla.mozilla.org/show_bug.cgi?id=510441"
     title="Add support for nsIAccessibleEvent::OBJECT_ATTRIBUTE_CHANGED">
    Mozilla Bug 510441
  </a>

  <p id="display"></p>
  <div id="content" style="display: none"></div>
  <pre id="test">
  </pre>
  <div id="eventdump"></div>

  <!-- ARIA grabbed -->
  <div id="grabbable" role="button" aria-grabbed="foo">button</div>

  <!-- ARIA dropeffect -->
  <div id="dropregion" role="region" aria-dropeffect="none">button</div>
</body>
</html>