test_docload_shutdown.html

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<html>

<head>

  <title>Accessible events testing for document</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="../../role.js"></script>

  <script type="application/javascript"

          src="../../events.js"></script>

  <script type="application/javascript">

    // //////////////////////////////////////////////////////////////////////////

    // Invokers

    let gDialog;

    let gDialogDoc;

    let gRootAcc;

    let gIframeDoc;

    function openWndShutdownDoc(aURL) {

      // Get application root accessible.

      let docAcc = getAccessible(document);

      while (docAcc) {

        gRootAcc = docAcc;

        try {

          docAcc = docAcc.parent;

        } catch (e) {

          ok(false, `Can't get parent for ${prettyName(docAcc)}`);

          throw e;

      this.eventSeq = [

        new invokerChecker(EVENT_REORDER, gRootAcc),

          type: EVENT_HIDE,

          get target() {

            gDialogDoc = gDialog.document;

            const iframe = gDialogDoc.getElementById("iframe");

            gIframeDoc = iframe.contentDocument;

            return iframe;

},

          get targetDescr() {

            return "inner iframe of docload_wnd.html document";

},

},

];

      this.invoke = () => gDialog = window.browsingContext.topChromeWindow.openDialog(aURL);

      this.finalCheck = () => {

        const accTree = {

          role: ROLE_APP_ROOT,

          children: [

              role: ROLE_CHROME_WINDOW,

},

              role: ROLE_CHROME_WINDOW,

},

],

};

        testAccessibleTree(gRootAcc, accTree);

        // After timeout after event hide for iframe was handled the document

        // accessible for iframe's document should no longer be in cache.

        ok(!isAccessibleInCache(gIframeDoc),

          "The document accessible for iframe is in cache still after iframe hide!");

        ok(isAccessibleInCache(gDialogDoc),

          `The document accessible for '${aURL}' is not in cache!`);

};

      this.getID = () => `open dialog '${aURL}'`;

    function closeWndShutdownDoc() {

      this.eventSeq = [ new invokerChecker(EVENT_FOCUS, getAccessible(document)) ];

      this.invoke = () => {

        gDialog.close();

        window.focus();

};

      this.finalCheck = () => {

        ok(!isAccessibleInCache(gDialogDoc),

          "The document accessible for dialog is in cache still!");

        // After the window is closed all alive subdocument accessibles should

        // be shut down.

        ok(!isAccessibleInCache(gIframeDoc),

          "The document accessible for iframe is in cache still!");

        gDialog = gDialogDoc = gRootAcc = gIframeDoc = null;

};

      this.getID = () => "close dialog";

    // //////////////////////////////////////////////////////////////////////////

    // Do tests

    function doTests() {

      // Front end stuff sometimes likes to stuff things in the hidden window(s)

      // in which case we should repress all accessibles for those.

      // Try to create an accessible for the hidden window's document.

      let doc = Services.appShell.hiddenDOMWindow.document;

      let hiddenDocAcc = gAccService.getAccessibleFor(doc);

      ok(!hiddenDocAcc, "hiddenDOMWindow should not have an accessible.");

      const gQueue = new eventQueue();

      gQueue.push(new openWndShutdownDoc("../../events/docload/docload_wnd.html"));

      gQueue.push(new closeWndShutdownDoc());

      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=571459"

     title="Shutdown document accessible when presshell goes away">

    Mozilla Bug 571459

   </a>

  <p id="display"></p>

  <div id="content" style="display: none"></div>

  <pre id="test">

  </pre>

</body>

</html>