browser_bug817947.js

Enable keyboard shortcuts

/* Any copyright is dedicated to the Public Domain.

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

const URL = "http://mochi.test:8888/browser/";

const PREF = "browser.sessionstore.restore_on_demand";

add_task(async () => {

  Services.prefs.setBoolPref(PREF, true);

  registerCleanupFunction(function () {

    Services.prefs.clearUserPref(PREF);

});

  let tab = await preparePendingTab();

  let deferredTab = Promise.withResolvers();

  let win = gBrowser.replaceTabWithWindow(tab);

  win.addEventListener(

    "before-initial-tab-adopted",

    async () => {

      let [newTab] = win.gBrowser.tabs;

      await BrowserTestUtils.browserLoaded(newTab.linkedBrowser);

      deferredTab.resolve(newTab);

},

    { once: true }

);

  let newTab = await deferredTab.promise;

  is(newTab.linkedBrowser.currentURI.spec, URL, "correct url should be loaded");

  ok(!newTab.hasAttribute("pending"), "tab should not be pending");

  win.close();

});

async function preparePendingTab() {

  let tab = BrowserTestUtils.addTab(gBrowser, URL);

  await BrowserTestUtils.browserLoaded(tab.linkedBrowser);

  let sessionUpdatePromise = BrowserTestUtils.waitForSessionStoreUpdate(tab);

  BrowserTestUtils.removeTab(tab);

  await sessionUpdatePromise;

  let [{ state }] = SessionStore.getClosedTabDataForWindow(window);

  tab = BrowserTestUtils.addTab(gBrowser, "about:blank");

  await BrowserTestUtils.browserLoaded(tab.linkedBrowser);

  SessionStore.setTabState(tab, JSON.stringify(state));

  ok(tab.hasAttribute("pending"), "tab should be pending");

  return tab;