gecko-dev/modules/libpref/test/unit/test_bug506224.js

30 строки
911 B
JavaScript

/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/licenses/publicdomain/ */
function run_test() {
const Cc = Components.classes;
const Ci = Components.interfaces;
const PREF_NAME = "testPref";
var ps = Cc["@mozilla.org/preferences-service;1"]
.getService(Ci.nsIPrefService);
var prefs = ps.getDefaultBranch(null);
var userprefs = ps.getBranch(null);
prefs.setCharPref(PREF_NAME, "test0");
prefs.lockPref(PREF_NAME);
do_check_eq("test0", userprefs.getCharPref(PREF_NAME));
do_check_eq(false, userprefs.prefHasUserValue(PREF_NAME));
var file = do_get_profile();
file.append("prefs.js");
ps.savePrefFile(file);
prefs.unlockPref(PREF_NAME);
prefs.setCharPref(PREF_NAME, "test1");
ps.readUserPrefsFromFile(file);
do_check_eq("test1", userprefs.getCharPref(PREF_NAME));
do_check_eq(false, userprefs.prefHasUserValue(PREF_NAME));
}