"use strict"; // Tests that an about:privatebrowsing tab with no history will not // be saved into session store and thus, it will not show up in // Recently Closed Tabs. add_task(function* () { let tab = gBrowser.addTab("about:privatebrowsing"); let browser = tab.linkedBrowser; yield promiseBrowserLoaded(browser); is(gBrowser.browsers[1].currentURI.spec, "about:privatebrowsing", "we will be removing an about:privatebrowsing tab"); let r = `rand-${Math.random()}`; ss.setTabValue(tab, "foobar", r); yield promiseRemoveTab(tab); let closedTabData = ss.getClosedTabData(window); ok(!closedTabData.includes(r), "tab not stored in _closedTabs"); });