browser/components/sessionstore/test/browser_aboutPrivateBrowsing.js


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"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(async function () {
  let tab = BrowserTestUtils.addTab(gBrowser, "about:privatebrowsing");
  let browser = tab.linkedBrowser;
  await promiseBrowserLoaded(browser);

  is(
    gBrowser.browsers[1].currentURI.spec,
    "about:privatebrowsing",
    "we will be removing an about:privatebrowsing tab"
  );

  let r = `rand-${Math.random()}`;
  ss.setCustomTabValue(tab, "foobar", r);

  await promiseRemoveTabAndSessionState(tab);
  let closedTabData = JSON.stringify(ss.getClosedTabDataForWindow(window));
  ok(!closedTabData.includes(r), "tab not stored in _closedTabs");
});