Sebastian Streich
3c79b69e2f
Differential Revision: https://phabricator.services.mozilla.com/D291532
101 lines
2.7 KiB
JavaScript
101 lines
2.7 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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const { IPPSessionPrefManagerClass } = ChromeUtils.importESModule(
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"moz-src:///toolkit/components/ipprotection/IPPSessionPrefManager.sys.mjs"
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);
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const TEST_PREF = "browser.ipProtection.guardian.endpoint";
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const TEST_VALUE = "https://session-pref-manager.example.com/";
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add_setup(function () {
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registerCleanupFunction(() => {
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Services.prefs.clearUserPref(TEST_PREF);
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});
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});
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/**
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* start() sets the pref; stop() resets it back.
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*/
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add_task(function test_start_sets_stop_resets() {
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Services.prefs.clearUserPref(TEST_PREF);
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let manager = new IPPSessionPrefManagerClass([[TEST_PREF, TEST_VALUE]]);
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manager.start();
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Assert.equal(
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Services.prefs.getCharPref(TEST_PREF, ""),
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TEST_VALUE,
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"start() should set the managed pref"
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);
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manager.stop();
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Assert.ok(
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!Services.prefs.prefHasUserValue(TEST_PREF),
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"stop() should clear the managed pref"
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);
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});
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/**
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* When the pref already has a user value, start() must not overwrite it and
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* stop() must not clear it.
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*/
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add_task(function test_user_set_pref_is_not_touched() {
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const USER_VALUE = "https://user-set.example.com/";
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Services.prefs.setCharPref(TEST_PREF, USER_VALUE);
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let manager = new IPPSessionPrefManagerClass([[TEST_PREF, TEST_VALUE]]);
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manager.start();
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Assert.equal(
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Services.prefs.getCharPref(TEST_PREF, ""),
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USER_VALUE,
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"start() should not overwrite a user-set pref"
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);
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manager.stop();
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Assert.equal(
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Services.prefs.getCharPref(TEST_PREF, ""),
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USER_VALUE,
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"stop() should not clear a pref it did not change"
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);
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Services.prefs.clearUserPref(TEST_PREF);
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});
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/**
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* When start() changes the pref and the user subsequently changes it again,
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* stop() must leave the user's value in place.
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*/
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add_task(function test_user_change_after_start_prevents_reset() {
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Services.prefs.clearUserPref(TEST_PREF);
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let manager = new IPPSessionPrefManagerClass([[TEST_PREF, TEST_VALUE]]);
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manager.start();
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Assert.equal(
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Services.prefs.getCharPref(TEST_PREF, ""),
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TEST_VALUE,
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"start() should set the managed pref"
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);
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// Simulate the user changing the pref (e.g. via about:config).
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const USER_CHANGED_VALUE = "https://user-changed.example.com/";
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Services.prefs.setCharPref(TEST_PREF, USER_CHANGED_VALUE);
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manager.stop();
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Assert.equal(
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Services.prefs.getCharPref(TEST_PREF, ""),
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USER_CHANGED_VALUE,
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"stop() should not reset a pref the user subsequently changed"
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);
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Services.prefs.clearUserPref(TEST_PREF);
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});
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