diff --git a/toolkit/components/places/tests/autocomplete/test_autocomplete_on_value_removed_479089.js b/toolkit/components/places/tests/autocomplete/test_autocomplete_on_value_removed_479089.js
new file mode 100644
index 000000000000..ad1c93692b1f
--- /dev/null
+++ b/toolkit/components/places/tests/autocomplete/test_autocomplete_on_value_removed_479089.js
@@ -0,0 +1,83 @@
+/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et: */
+/* ***** 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 Places unit test code.
+ *
+ * The Initial Developer of the Original Code is Mozilla Corporation.
+ * Portions created by the Initial Developer are Copyright (C) 2009
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *   David Dahl <ddahl@mozilla.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
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * 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 ***** */
+
+/*
+ * Need to test that removing a page from autocomplete actually removes a page
+ * Description From  Shawn Wilsher :sdwilsh   2009-02-18 11:29:06 PST
+ * We don't test the code path of onValueRemoved
+ * for the autocomplete implementation
+ * Bug 479089
+ */
+
+var ios = Cc["@mozilla.org/network/io-service;1"].
+getService(Components.interfaces.nsIIOService);
+
+var histsvc = Cc["@mozilla.org/browser/nav-history-service;1"].
+getService(Ci.nsINavHistoryService);
+
+function run_test()
+{
+  // QI to nsIAutoCompleteSimpleResultListener
+  var historyService = histsvc.QueryInterface(Components.interfaces.nsIAutoCompleteSimpleResultListener);
+
+  // add history visit
+  var now = Date.now() * 1000;
+  var uri = ios.newURI("http://foo.mozilla.com/", null, null);
+  var ref = ios.newURI("http://mozilla.com/", null, null);
+  var visit = histsvc.addVisit(uri, now, ref, 1, false, 0);
+  // create a query object
+  var query = historyService.getNewQuery();
+  // create the options object we will never use
+  var options = historyService.getNewQueryOptions();
+  // look for this uri only
+  query.uri = uri;
+  // execute
+  var queryRes = historyService.executeQuery(query, options);
+  // open the result container
+  queryRes.root.containerOpen = true;
+  // debug queries
+  // dump_table("moz_places_view");
+  do_check_eq(queryRes.root.childCount, 1);  
+  // call the untested code path
+  historyService.onValueRemoved(null, uri.spec, true);
+  // make sure it is GONE from the DB
+  do_check_eq(queryRes.root.childCount, 0);
+  // close the container
+  queryRes.root.containerOpen = false;
+}
+