accessible/tests/mochitest/test_nsIAccessible_comboboxes.xul

<?xml version="1.0"?>
<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
                 type="text/css"?>
<?xml-stylesheet href="chrome://browser/content/browser.css"
                 type="text/css"?>

<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
        title="nsIAccessible interface for xul:menulist test.">

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

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

  <script type="application/javascript">
  <![CDATA[
    function openHideCombobox(aComboboxNodeOrID, aIsOpen)
    {
      this.invoke = function invoke()
      {
        synthesizeMouse(this.DOMNode, 5, 5, {});
      }
      this.check = function check(aEvent)
      {
        aEvent.QueryInterface(nsIAccessibleStateChangeEvent);

        var id = this.getID();
        is(aEvent.state, nsIAccessibleStates.STATE_EXPANDED,
            "Wrong state change event is handled in test '" + id + "'.");
        is(aEvent.isEnabled(), this.mIsOpen,
            "Wrong value of state expanded in test '" + id + "'.");
      }
      this.getID = function getID()
      {
        if (this.mIsOpen)
          return this.DOMNodeOrID + " open combobox";
        return this.DOMNodeOrID + " close combobox";
      }

      this.DOMNodeOrID = aComboboxNodeOrID;
      this.DOMNode = getNode(aComboboxNodeOrID);
      this.mIsOpen = aIsOpen;
    }

    var gQueue = null;
    function doTest()
    {
      gQueue = new eventQueue(nsIAccessibleEvent.EVENT_STATE_CHANGE);

      var ID = "menulist";
      gQueue.push(new openHideCombobox(ID, true));
      gQueue.push(new openHideCombobox(ID, false));

      // XXX: searchbar doesn't fire state change events because accessible
      // parent of combobox_list accessible is pushbutton accessible.
      //var searchbar = document.getElementById("searchbar");
      //gQueue.push(new openHideCombobox(searchbar, true));
      //gQueue.push(new openHideCombobox(searchbar, false));

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

    // This is the hack needed for searchbar work outside of browser.
    function getBrowser()
    {
      return {
        mCurrentBrowser: { engines: new Array() }
      };
    }

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

  <hbox style="overflow: auto;" flex="1">
    <body xmlns="http://www.w3.org/1999/xhtml">
      <a target="_blank"
         href="https://bugzilla.mozilla.org/show_bug.cgi?id=467057"
         title="xul menulist doesn't fire expand/collapse state change events">
        Mozilla Bug 467057
      </a>
      <p id="display"></p>
      <div id="content" style="display: none">
      </div>
      <pre id="test">
      </pre>
    </body>

    <vbox flex="1">
      <menulist id="menulist">
        <menupopup>
          <menuitem label="item1"/>
          <menuitem label="item2"/>
          <menuitem label="item3"/>
        </menupopup>
      </menulist>

      <searchbar id="searchbar"/>
    </vbox>
  </hbox>

</window>