browser/components/privatebrowsing/test/browser/browser_privatebrowsing_nonbrowser.js


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"use strict";

/**
 * Tests that we fire the last-pb-context-exited observer notification
 * when the last private browsing window closes, even if a chrome window
 * was opened from that private browsing window.
 */
add_task(async function () {
  let win = await BrowserTestUtils.openNewBrowserWindow({ private: true });
  let chromeWin = win.open(
    "chrome://browser/content/places/places.xhtml",
    "_blank",
    "chrome,extrachrome,menubar,resizable,scrollbars,status,toolbar"
  );
  await BrowserTestUtils.waitForEvent(chromeWin, "load");
  let obsPromise = TestUtils.topicObserved("last-pb-context-exited");
  await BrowserTestUtils.closeWindow(win);
  await obsPromise;
  Assert.ok(true, "Got the last-pb-context-exited notification");
  chromeWin.close();
});