gecko/browser/components/sessionstore/test/browser_586068-window_state_override.js

63 lines
2.3 KiB
JavaScript

/* 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";
let stateBackup = ss.getBrowserState();
function test() {
waitForExplicitFinish();
Services.prefs.setBoolPref(PREF_RESTORE_ON_DEMAND, false);
registerCleanupFunction(function () {
Services.prefs.clearUserPref(PREF_RESTORE_ON_DEMAND);
});
// We'll use 2 states so that we can make sure calling setWindowState doesn't
// wipe out currently restoring data.
let state1 = { windows: [{ tabs: [
{ entries: [{ url: "http://example.com#1" }] },
{ entries: [{ url: "http://example.com#2" }] },
{ entries: [{ url: "http://example.com#3" }] },
{ entries: [{ url: "http://example.com#4" }] },
{ entries: [{ url: "http://example.com#5" }] },
] }] };
let state2 = { windows: [{ tabs: [
{ entries: [{ url: "http://example.org#1" }] },
{ entries: [{ url: "http://example.org#2" }] },
{ entries: [{ url: "http://example.org#3" }] },
{ entries: [{ url: "http://example.org#4" }] },
{ entries: [{ url: "http://example.org#5" }] }
] }] };
let numTabs = 2 + state2.windows[0].tabs.length;
let loadCount = 0;
gProgressListener.setCallback(function (aBrowser, aNeedRestore, aRestoring, aRestored) {
// When loadCount == 2, we'll also restore state2 into the window
if (++loadCount == 2) {
ss.setWindowState(window, JSON.stringify(state2), true);
}
if (loadCount < numTabs) {
return;
}
// We don't actually care about load order in this test, just that they all
// do load.
is(loadCount, numTabs, "all tabs were restored");
// window.__SS_tabsToRestore isn't decremented until after the progress
// listener is called. Since we get in here before that, we still expect
// the count to be 1.
is(window.__SS_tabsToRestore, 1, "window doesn't think there are more tabs to restore");
is(aNeedRestore, 0, "there are no tabs left needing restore");
gProgressListener.unsetCallback();
executeSoon(function () {
waitForBrowserState(JSON.parse(stateBackup), finish);
});
});
ss.setWindowState(window, JSON.stringify(state1), true);
}