gecko-dev/browser/components/sessionstore/test/browser_367052.js

36 lines
1.4 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/. */
function test() {
/** Test for Bug 367052 **/
waitForExplicitFinish();
// make sure that the next closed tab will increase getClosedTabCount
let max_tabs_undo = gPrefService.getIntPref("browser.sessionstore.max_tabs_undo");
gPrefService.setIntPref("browser.sessionstore.max_tabs_undo", max_tabs_undo + 1);
let closedTabCount = ss.getClosedTabCount(window);
// restore a blank tab
let tab = gBrowser.addTab("about:");
whenBrowserLoaded(tab.linkedBrowser, function() {
let history = tab.linkedBrowser.webNavigation.sessionHistory;
ok(history.count >= 1, "the new tab does have at least one history entry");
ss.setTabState(tab, JSON.stringify({ entries: [] }));
whenTabRestored(tab, function() {
ok(history.count == 0, "the tab was restored without any history whatsoever");
gBrowser.removeTab(tab);
ok(ss.getClosedTabCount(window) == closedTabCount,
"The closed blank tab wasn't added to Recently Closed Tabs");
// clean up
if (gPrefService.prefHasUserValue("browser.sessionstore.max_tabs_undo"))
gPrefService.clearUserPref("browser.sessionstore.max_tabs_undo");
finish();
});
});
}