The Tor Browser: browser/components/sessionstore/test/browser_586068-browser_state_interrupted.js@b8a032363ba2 (annotated)

browser/components/sessionstore/test/browser_586068-browser_state_interrupted.js@b8a032363ba2 (annotated)

browser/components/sessionstore/test/browser_586068-browser_state_interrupted.js

Thu, 22 Jan 2015 13:21:57 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Thu, 22 Jan 2015 13:21:57 +0100
branch: TOR_BUG_9701
changeset 15: b8a032363ba2
permissions: -rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

 /* 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/. */
 const PREF_RESTORE_ON_DEMAND = "browser.sessionstore.restore_on_demand";
 function test() {
   TestRunner.run();
 }
 function runTests() {
   Services.prefs.setBoolPref(PREF_RESTORE_ON_DEMAND, false);
   registerCleanupFunction(function () {
     Services.prefs.clearUserPref(PREF_RESTORE_ON_DEMAND);
   });
   // The first state will be loaded using setBrowserState, followed by the 2nd
   // state also being loaded using setBrowserState, interrupting the first restore.
   let state1 = { windows: [
     {
       tabs: [
         { entries: [{ url: "http://example.org#1" }], extData: { "uniq": r() } },
         { entries: [{ url: "http://example.org#2" }], extData: { "uniq": r() } },
         { entries: [{ url: "http://example.org#3" }], extData: { "uniq": r() } },
         { entries: [{ url: "http://example.org#4" }], extData: { "uniq": r() } }
       ],
       selected: 1
     },
     {
       tabs: [
         { entries: [{ url: "http://example.com#1" }], extData: { "uniq": r() } },
         { entries: [{ url: "http://example.com#2" }], extData: { "uniq": r() } },
         { entries: [{ url: "http://example.com#3" }], extData: { "uniq": r() } },
         { entries: [{ url: "http://example.com#4" }], extData: { "uniq": r() } },
       ],
       selected: 3
     }
   ] };
   let state2 = { windows: [
     {
       tabs: [
         { entries: [{ url: "http://example.org#5" }], extData: { "uniq": r() } },
         { entries: [{ url: "http://example.org#6" }], extData: { "uniq": r() } },
         { entries: [{ url: "http://example.org#7" }], extData: { "uniq": r() } },
         { entries: [{ url: "http://example.org#8" }], extData: { "uniq": r() } }
       ],
       selected: 3
     },
     {
       tabs: [
         { entries: [{ url: "http://example.com#5" }], extData: { "uniq": r() } },
         { entries: [{ url: "http://example.com#6" }], extData: { "uniq": r() } },
         { entries: [{ url: "http://example.com#7" }], extData: { "uniq": r() } },
         { entries: [{ url: "http://example.com#8" }], extData: { "uniq": r() } },
       ],
       selected: 1
     }
   ] };
   // interruptedAfter will be set after the selected tab from each window have loaded.
   let interruptedAfter = 0;
   let loadedWindow1 = false;
   let loadedWindow2 = false;
   let numTabs = state2.windows[0].tabs.length + state2.windows[1].tabs.length;
   let loadCount = 0;
   gProgressListener.setCallback(function (aBrowser, aNeedRestore, aRestoring, aRestored) {
     loadCount++;
     if (aBrowser.currentURI.spec == state1.windows[0].tabs[2].entries[0].url)
       loadedWindow1 = true;
     if (aBrowser.currentURI.spec == state1.windows[1].tabs[0].entries[0].url)
       loadedWindow2 = true;
     if (!interruptedAfter && loadedWindow1 && loadedWindow2) {
       interruptedAfter = loadCount;
       ss.setBrowserState(JSON.stringify(state2));
       return;
     }
     if (loadCount < numTabs + interruptedAfter)
       return;
     // We don't actually care about load order in this test, just that they all
     // do load.
     is(loadCount, numTabs + interruptedAfter, "all tabs were restored");
     is(aNeedRestore, 0, "there are no tabs left needing restore");
     // Remove the progress listener from this window, it will be removed from
     // theWin when that window is closed (in setBrowserState).
     gProgressListener.unsetCallback();
     executeSoon(next);
   });
   // We also want to catch the extra windows (there should be 2), so we need to observe domwindowopened
   Services.ww.registerNotification(function observer(aSubject, aTopic, aData) {
     if (aTopic == "domwindowopened") {
       let win = aSubject.QueryInterface(Ci.nsIDOMWindow);
       win.addEventListener("load", function onLoad() {
         win.removeEventListener("load", onLoad);
         Services.ww.unregisterNotification(observer);
         win.gBrowser.addTabsProgressListener(gProgressListener);
       });
     }
   });
   yield ss.setBrowserState(JSON.stringify(state1));
 }