browser_announcement.js

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/* 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";

// From AppKit.framework/Headers/NSAccessibilityConstants.h

const NSAccessibilityPriorityMedium = 50;

const NSAccessibilityPriorityHigh = 90;

/**

 * Test ariaNotify.

*/

addAccessibleTask(`<p id="p">p</p>`, async function testAriaNotify(browser) {

  info("p.ariaNotify a normal");

  let announced = waitForMacEventWithInfo("AXAnnouncementRequested", "p");

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

    content.p = content.document.getElementById("p");

    content.p.ariaNotify("a");

});

  let evt = await announced;

  ok(true, "Got AXAnnouncementRequested event");

  is(evt.data.AXAnnouncementKey, "a", "AXAnnouncementKey correct");

is(

    evt.data.AXPriorityKey,

    NSAccessibilityPriorityMedium,

    "AXPriorityKey correct"

);

  info("p.ariaNotify b normal");

  announced = waitForMacEventWithInfo("AXAnnouncementRequested", "p");

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

    content.p.ariaNotify("b", { priority: "high" });

});

  evt = await announced;

  ok(true, "Got AXAnnouncementRequested event");

  is(evt.data.AXAnnouncementKey, "b", "AXAnnouncementKey correct");

is(

    evt.data.AXPriorityKey,

    NSAccessibilityPriorityHigh,

    "AXPriorityKey correct"

);

  info("doc.ariaNotify c");

  announced = waitForMacEventWithInfo(

    "AXAnnouncementRequested",

    DEFAULT_CONTENT_DOC_BODY_ID

);

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

    content.document.ariaNotify("c");

});

  evt = await announced;

  ok(true, "Got AXAnnouncementRequested event");

  is(evt.data.AXAnnouncementKey, "c", "AXAnnouncementKey correct");

is(

    evt.data.AXPriorityKey,

    NSAccessibilityPriorityMedium,

    "AXPriorityKey correct"

);

});