browser_prune_children.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";

/**

 * Test pruning of children from meter.

*/

addAccessibleTask(

<div id="meter"

     role="meter"

     aria-valuemin="0"

     aria-valuemax="100"

     aria-valuenow="33"

     aria-valuetext="33% (Prepared)">

  <span>Prepared</span>

  <span>Shipped</span>

  <span>Delivered</span>

</div>

`,

  async function testPruneChildren() {

    const meterChildCount = await runPython(`

      global meter

      doc = getDoc()

      meter = findByDomId(doc, "meter")

      return meter.childCount

`);

    is(meterChildCount, 0, "Meter is pruned");

    const hasTextIface = await runPython(`

      try:

        findByDomId(doc, "meter").queryText()

      except:

        return False

      return True

`);

    ok(!hasTextIface, "Meter should not have text interface");

);