michael@0: /* Any copyright is dedicated to the Public Domain.
michael@0:  * http://creativecommons.org/licenses/publicdomain/  */
michael@0: 
michael@0: Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
michael@0: Components.utils.import("resource://gre/modules/Services.jsm");
michael@0: 
michael@0: // The profile directory is already set up in the head_ files.
michael@0: 
michael@0: function arrayenumerator(a)
michael@0: {
michael@0:   return {
michael@0:     i_: 0,
michael@0:     QueryInterface: XPCOMUtils.generateQI([Ci.nsISimpleEnumerator]),
michael@0:     hasMoreElements: function ae_hasMoreElements() {
michael@0:       return this.i_ < a.length;
michael@0:     },
michael@0:     getNext: function ae_getNext() {
michael@0:       return a[this.i_++];
michael@0:     }
michael@0:   };
michael@0: }
michael@0: 
michael@0: function run_test() {
michael@0:   var ps = Cc["@mozilla.org/preferences-service;1"].
michael@0:     getService(Ci.nsIPrefService).QueryInterface(Ci.nsIPrefBranch);
michael@0: 
michael@0:   var extprefs = [do_get_file("extdata")];
michael@0:   
michael@0:   var extProvider = {
michael@0:     QueryInterface: XPCOMUtils.generateQI([Ci.nsIDirectoryServiceProvider,
michael@0:                                            Ci.nsIDirectoryServiceProvider2]),
michael@0:     getFile: function ep_getFile() {
michael@0:       throw Cr.NS_ERROR_FAILURE;
michael@0:     },
michael@0:     
michael@0:     getFiles: function ep_getFiles(key) {
michael@0:       if (key != "ExtPrefDL")
michael@0:         throw Cr.NS_ERROR_FAILURE;
michael@0: 
michael@0:       return arrayenumerator(extprefs);
michael@0:     }
michael@0:   };
michael@0:   
michael@0:   let prefFile = do_get_file("data/testPref.js");
michael@0: 
michael@0:   do_check_throws(function() {
michael@0:     ps.getBoolPref("testExtPref.bool");
michael@0:   }, Cr.NS_ERROR_UNEXPECTED);
michael@0:   do_check_throws(function() {
michael@0:     ps.getBoolPref("testPref.bool1");
michael@0:   }, Cr.NS_ERROR_UNEXPECTED);
michael@0:   
michael@0:   ps.readUserPrefs(prefFile);
michael@0: 
michael@0:   do_check_true(ps.getBoolPref("testPref.bool1"));
michael@0:   ps.setBoolPref("testPref.bool1", false);
michael@0:   do_check_false(ps.getBoolPref("testPref.bool1"));
michael@0:   
michael@0:   dirSvc.registerProvider(extProvider);
michael@0:   Services.obs.notifyObservers(null, "load-extension-defaults", null);
michael@0: 
michael@0:   // The extension default should be available.
michael@0:   do_check_true(ps.getBoolPref("testExtPref.bool"));
michael@0: 
michael@0:   // The extension default should not override existing user prefs
michael@0:   do_check_false(ps.getBoolPref("testPref.bool2"));
michael@0: 
michael@0:   // The extension default should not modify existing set values
michael@0:   do_check_false(ps.getBoolPref("testPref.bool1"));
michael@0: }