gecko/modules/libpref/test/unit/test_bug577950.js
Justin Lebar fe201bd505 Bug 577950 - Use a hashtable to speed up nsPrefBranch::RemoveObserver. r=bzbarsky, a2.0=jst
--HG--
extra : rebase_source : 217d161649839c809a5e88444b882b056632a38f
2010-07-16 14:10:01 -07:00

64 lines
2.5 KiB
JavaScript

/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla code
*
* The Initial Developer of the Original Code is Mozilla Corporation
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Justin Lebar <justin.lebar@gmail.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
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* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
function run_test() {
var ps = Cc["@mozilla.org/preferences-service;1"].
getService(Ci.nsIPrefService);
var pb2= Cc["@mozilla.org/preferences-service;1"].
getService(Ci.nsIPrefBranch2);
var pb = Cc["@mozilla.org/preferences-service;1"].
getService(Ci.nsIPrefBranch);
var observer = {
QueryInterface: function QueryInterface(aIID) {
if (aIID.equals(Ci.nsIObserver) ||
aIID.equals(Ci.nsISupports))
return this;
throw Components.results.NS_NOINTERFACE;
},
observe: function observe(aSubject, aTopic, aState) {
// Don't do anything.
}
}
/* Set the same pref twice. This shouldn't leak. */
pb.addObserver("UserPref.nonexistent.setIntPref", observer, false);
pb.addObserver("UserPref.nonexistent.setIntPref", observer, false);
}