diff -r 000000000000 -r 6474c204b198 netwerk/test/unit/test_private_cookie_changed.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/netwerk/test/unit/test_private_cookie_changed.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,32 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/
+ */
+Components.utils.import("resource://gre/modules/Services.jsm");
+Components.utils.import("resource://gre/modules/NetUtil.jsm");
+
+function makeChan(uri, isPrivate) {
+  var ios = Cc["@mozilla.org/network/io-service;1"].getService(Ci.nsIIOService);
+  var chan = ios.newChannel(uri.spec, null, null)
+                .QueryInterface(Ci.nsIHttpChannel);
+  chan.QueryInterface(Ci.nsIPrivateBrowsingChannel).setPrivate(isPrivate);
+  return chan;
+}
+
+function run_test() {
+  // Allow all cookies.
+  Services.prefs.setIntPref("network.cookie.cookieBehavior", 0);
+  
+  let publicNotifications = 0;
+  let privateNotifications = 0;
+  Services.obs.addObserver(function() {publicNotifications++;}, "cookie-changed", false);
+  Services.obs.addObserver(function() {privateNotifications++;}, "private-cookie-changed", false);
+
+  let uri = NetUtil.newURI("http://foo.com/");
+  let publicChan = makeChan(uri, false);
+  let svc = Services.cookies.QueryInterface(Ci.nsICookieService);
+  svc.setCookieString(uri, null, "oh=hai", publicChan);
+  let privateChan = makeChan(uri, true);
+  svc.setCookieString(uri, null, "oh=hai", privateChan);
+  do_check_eq(publicNotifications, 1);
+  do_check_eq(privateNotifications, 1);
+}