browser_248970_a.js

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/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is sessionstore test code.
 *
 * The Initial Developer of the Original Code is
 * Aaron Train <aaron.train@gmail.com>.
 * Portions created by the Initial Developer are Copyright (C) 2008
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Ehsan Akhgari <ehsan.akhgari@gmail.com>
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
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 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

function test() {
  // test setup
  waitForExplicitFinish();

  // private browsing service
  let pb = Cc["@mozilla.org/privatebrowsing;1"].
           getService(Ci.nsIPrivateBrowsingService);
  gPrefService.setBoolPref("browser.privatebrowsing.keep_current_session", true);
  let profilePath = Cc["@mozilla.org/file/directory_service;1"].
                    getService(Ci.nsIProperties).
                    get("ProfD", Ci.nsIFile);

  function getSessionstoreFile() {
    let sessionStoreJS = profilePath.clone();
    sessionStoreJS.append("sessionstore.js");
    return sessionStoreJS;
  }

  function getSessionstorejsModificationTime() {
    let file = getSessionstoreFile();
    if (file.exists())
      return file.lastModifiedTime;
    else
      return -1;
  }

  let os = Cc["@mozilla.org/observer-service;1"].
           getService(Ci.nsIObserverService);
  function waitForFileExistence(aMessage, aDoNext) {
    const TOPIC = "sessionstore-state-write-complete";
    let observer = {
      observe: function(aSubject, aTopic, aData)
      {
        // Remove the observer so we do not leak.
        os.removeObserver(this, TOPIC);

        // Check that the file exists.
        ok(getSessionstoreFile().exists(), aMessage);

        // Run our next set of work.
        aDoNext();
      }
    };
    os.addObserver(observer, TOPIC, false);
  }

  function actualTest() {

    // Test (A) : No data recording while in private browsing mode  //

    // public session, add a new tab: (A)
    const testURL_A = "http://example.org/";
    let tab_A = gBrowser.addTab(testURL_A);

    tab_A.linkedBrowser.addEventListener("load", function (aEvent) {
      this.removeEventListener("load", arguments.callee, true);

      // remove sessionstore.js to make sure it's created again when entering
      // the private browsing mode.
      let sessionStoreJS = getSessionstoreFile();
      sessionStoreJS.remove(false);

      // enter private browsing mode
      pb.privateBrowsingEnabled = true;
      ok(pb.privateBrowsingEnabled, "private browsing enabled");

      // sessionstore.js should be re-created at this point
      waitForFileExistence("file should be created after private browsing entered",
                           function() {
        // record the time stamp of sessionstore.js in the private session
        let startPBModeTimeStamp = getSessionstorejsModificationTime();

        // private browsing session, add new tab: (B)
        const testURL_B = "http://test1.example.org/";
        let tab_B = gBrowser.addTab(testURL_B);

        tab_B.linkedBrowser.addEventListener("load", function (aEvent) {
          this.removeEventListener("load", arguments.callee, true);

          // private browsing session, add new tab: (C)
          const testURL_C = "http://localhost:8888/";
          let tab_C = gBrowser.addTab(testURL_C);

          tab_C.linkedBrowser.addEventListener("load", function (aEvent) {
            this.removeEventListener("load", arguments.callee, true);

            // private browsing session, close tab: (C)
            gBrowser.removeTab(tab_C);

            // private browsing session, close tab: (B)
            gBrowser.removeTab(tab_B);

            // private browsing session, close tab: (A)
            gBrowser.removeTab(tab_A);

            // record the timestamp of sessionstore.js at the end of the private session
            if (gPrefService.prefHasUserValue("browser.sessionstore.interval"))
              gPrefService.clearUserPref("browser.sessionstore.interval");
            gPrefService.setIntPref("browser.sessionstore.interval", 0);
            let endPBModeTimeStamp = getSessionstorejsModificationTime();

            // exit private browsing mode
            pb.privateBrowsingEnabled = false;
            ok(!pb.privateBrowsingEnabled, "private browsing disabled");

            // compare timestamps: pre and post private browsing session
            is(startPBModeTimeStamp, endPBModeTimeStamp,
              "outside private browsing - sessionStore.js timestamp has not changed");

            // cleanup
            gPrefService.clearUserPref("browser.sessionstore.interval");
            gPrefService.clearUserPref("browser.privatebrowsing.keep_current_session");
            finish();
          }, true);
        }, true);
      }); // End of anonymous waitForFileExistence function.
    }, true);
  }

  // sessionstore service
  let ss = Cc["@mozilla.org/browser/sessionstore;1"].
           getService(Ci.nsISessionStore);
  // Remove the sessionstore.js file before setting the interval to 0
  let sessionStoreJS = getSessionstoreFile();
  if (sessionStoreJS.exists())
    sessionStoreJS.remove(false);
  // Make sure that sessionstore.js can be forced to be created by setting
  // the interval pref to 0
  gPrefService.setIntPref("browser.sessionstore.interval", 0);
  // sessionstore.js should be re-created at this point
  waitForFileExistence("file should be created after setting interval to 0",
                       actualTest);
}