browser_selectpopup_toplevel.js

Enable keyboard shortcuts

/* Any copyright is dedicated to the Public Domain.

 * https://creativecommons.org/publicdomain/zero/1.0/ */

add_task(async function () {

  let select = document.createElement("select");

  select.appendChild(new Option("abc"));

  select.appendChild(new Option("defg"));

  registerCleanupFunction(() => select.remove());

  document.body.appendChild(select);

  let popupShownPromise = BrowserTestUtils.waitForSelectPopupShown(window);

  // We intentionally turn off this a11y check, because the following click

  // is sent on an arbitrary web content that is not expected to be tested

  // by itself with the browser mochitests, therefore this rule check shall

  // be ignored by a11y-checks suite.

  AccessibilityUtils.setEnv({ labelRule: false });

  EventUtils.synthesizeMouseAtCenter(select, {});

  AccessibilityUtils.resetEnv();

  let popup = await popupShownPromise;

  ok(!!popup, "Should've shown the popup");

  let items = popup.querySelectorAll("menuitem");

  is(items.length, 2, "Should have two options");

  is(items[0].textContent, "abc", "First option should be correct");

  is(items[1].textContent, "defg", "First option should be correct");

});