browser_treeupdate_listener.js

Enable keyboard shortcuts

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

"use strict";

/* import-globals-from ../../mochitest/role.js */

loadScripts({ name: "role.js", dir: MOCHITESTS_DIR });

addAccessibleTask(

  '<span id="parent"><span id="child"></span></span>',

  async function (browser, accDoc) {

is(

      findAccessibleChildByID(accDoc, "parent"),

      null,

      "Check that parent is not accessible."

);

is(

      findAccessibleChildByID(accDoc, "child"),

      null,

      "Check that child is not accessible."

);

    let onReorder = waitForEvent(EVENT_REORDER, matchContentDoc);

    // Add an event listener to parent.

    await invokeContentTask(browser, [], () => {

      content.window.dummyListener = () => {};

      content.document

        .getElementById("parent")

        .addEventListener("click", content.window.dummyListener);

});

    await onReorder;

    let tree = { TEXT: [] };

    testAccessibleTree(findAccessibleChildByID(accDoc, "parent"), tree);

},

  { iframe: true, remoteIframe: true }

);