The Tor Browser: browser/components/customizableui/test/browser_panel

Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.

     1 /* This Source Code Form is subject to the terms of the Mozilla Public

     2  * License, v. 2.0. If a copy of the MPL was not distributed with this

     3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     5 "use strict";

     7 /**

     8  * Test opening and closing the menu panel UI.

     9  */

    11 // Show and hide the menu panel programmatically without an event (like UITour.jsm would)

    12 add_task(function() {

    13   let shownPromise = promisePanelShown(window);

    14   PanelUI.show();

    15   yield shownPromise;

    17   is(PanelUI.panel.getAttribute("panelopen"), "true", "Check that panel has panelopen attribute");

    18   is(PanelUI.panel.state, "open", "Check that panel state is 'open'");

    20   let hiddenPromise = promisePanelHidden(window);

    21   PanelUI.hide();

    22   yield hiddenPromise;

    24   ok(!PanelUI.panel.hasAttribute("panelopen"), "Check that panel doesn't have the panelopen attribute");

    25   is(PanelUI.panel.state, "closed", "Check that panel state is 'closed'");

    26 });

    28 // Toggle the menu panel open and closed

    29 add_task(function() {

    30   let shownPromise = promisePanelShown(window);

    31   PanelUI.toggle({type: "command"});

    32   yield shownPromise;

    34   is(PanelUI.panel.getAttribute("panelopen"), "true", "Check that panel has panelopen attribute");

    35   is(PanelUI.panel.state, "open", "Check that panel state is 'open'");

    37   let hiddenPromise = promisePanelHidden(window);

    38   PanelUI.toggle({type: "command"});

    39   yield hiddenPromise;

    41   ok(!PanelUI.panel.hasAttribute("panelopen"), "Check that panel doesn't have the panelopen attribute");

    42   is(PanelUI.panel.state, "closed", "Check that panel state is 'closed'");

    43 });

The Tor Browser / file revision

browser/components/customizableui/test/browser_panel_toggle.js@129ffea94266

browser/components/customizableui/test/browser_panel_toggle.js