browser_addAdjacentNewTab.js

Enable keyboard shortcuts

/* Any copyright is dedicated to the Public Domain.

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

add_task(async function () {

  await SpecialPowers.pushPrefEnv({

    // Ensure we can wait for about:newtab to load.

    set: [["browser.newtab.preload", false]],

});

  const tab1 = await addTab();

  const tab2 = await addTab();

  const tab3 = await addTab();

  const menuItemOpenANewTab = document.getElementById("context_openANewTab");

  await BrowserTestUtils.switchTab(gBrowser, tab2);

  is(tab1._tPos, 1, "First tab");

  is(tab2._tPos, 2, "Second tab");

  is(tab3._tPos, 3, "Third tab");

  updateTabContextMenu(tab2);

  is(menuItemOpenANewTab.hidden, false, "Open a new Tab is visible");

  const newTabPromise = BrowserTestUtils.waitForNewTab(gBrowser);

  // Open the tab context menu.

  const contextMenu = document.getElementById("tabContextMenu");

  // The TabContextMenu initializes its strings only on a focus or mouseover event.

  // Calls focus event on the TabContextMenu early in the test.

  gBrowser.selectedTab.focus();

  const popupShownPromise = BrowserTestUtils.waitForEvent(

    contextMenu,

    "popupshown"

);

  EventUtils.synthesizeMouseAtCenter(gBrowser.selectedTab, {

    type: "contextmenu",

    button: 2,

});

  await popupShownPromise;

  contextMenu.activateItem(menuItemOpenANewTab);

  let newTab = await newTabPromise;

  is(tab1._tPos, 1, "First tab");

  is(tab2._tPos, 2, "Second tab");

  is(newTab._tPos, 3, "Third tab");

  is(tab3._tPos, 4, "Fourth tab");

  BrowserTestUtils.removeTab(tab1);

  BrowserTestUtils.removeTab(tab2);

  BrowserTestUtils.removeTab(tab3);

  BrowserTestUtils.removeTab(newTab);

});