browser_394759_basic.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/. */

/** Test for Bug 394759, ported in Bug 510890 **/

function test() {

  waitForExplicitFinish();

  let testURL = "about:config";

  let uniqueKey = "bug 394759";

  let uniqueValue = "unik" + Date.now();

  let uniqueText = "pi != " + Math.random();

  // Be consistent: let the page actually display, as we are "interacting" with it.

  Services.prefs.setBoolPref("general.warnOnAboutConfig", false);

  // make sure that the next closed window will increase getClosedWindowCount

  let max_windows_undo = Services.prefs.getIntPref("browser.sessionstore.max_windows_undo");

  Services.prefs.setIntPref("browser.sessionstore.max_windows_undo", max_windows_undo + 1);

  let closedWindowCount = ss.getClosedWindowCount();

  provideWindow(function onTestURLLoaded(newWin) {

    newWin.getBrowser().addTab().linkedBrowser.stop();

    // mark the window with some unique data to be restored later on

    ss.setWindowValue(newWin, uniqueKey, uniqueValue);

    let textbox = newWin.content.document.getElementById("textbox");

    textbox.value = uniqueText;

    newWin.close();

    is(ss.getClosedWindowCount(), closedWindowCount + 1,

       "The closed window was added to Recently Closed Windows");

    let data = JSON.parse(ss.getClosedWindowData())[0];

    ok(data.title == testURL && JSON.stringify(data).includes(uniqueText),

       "The closed window data was stored correctly");

    // reopen the closed window and ensure its integrity

    let newWin2 = ss.undoCloseWindow(0);

    ok(newWin2 instanceof ChromeWindow,

       "undoCloseWindow actually returned a window");

    is(ss.getClosedWindowCount(), closedWindowCount,

       "The reopened window was removed from Recently Closed Windows");

    // SSTabRestored will fire more than once, so we need to make sure we count them

    let restoredTabs = 0;

    let expectedTabs = data.tabs.length;

    newWin2.addEventListener("SSTabRestored", function sstabrestoredListener(aEvent) {

      ++restoredTabs;

      info("Restored tab " + restoredTabs + "/" + expectedTabs);

      if (restoredTabs < expectedTabs) {

        return;

      newWin2.removeEventListener("SSTabRestored", sstabrestoredListener, true);

      is(newWin2.getBrowser().tabs.length, 2,

         "The window correctly restored 2 tabs");

      is(newWin2.getBrowser().currentURI.spec, testURL,

         "The window correctly restored the URL");

      let textbox = newWin2.content.document.getElementById("textbox");

      is(textbox.value, uniqueText,

         "The window correctly restored the form");

      is(ss.getWindowValue(newWin2, uniqueKey), uniqueValue,

         "The window correctly restored the data associated with it");

      // clean up

      newWin2.close();

      Services.prefs.clearUserPref("browser.sessionstore.max_windows_undo");

      Services.prefs.clearUserPref("general.warnOnAboutConfig");

      finish();

    }, true);

  }, testURL);