diff -r 000000000000 -r 6474c204b198 addon-sdk/source/test/test-tabs.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/addon-sdk/source/test/test-tabs.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,20 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+'use strict';
+
+module.metadata = {
+  'engines': {
+    'Firefox': '*',
+    'Fennec': '*'
+  }
+};
+
+const app = require('sdk/system/xul-app');
+
+if (app.is('Fennec')) {
+  module.exports = require('./tabs/test-fennec-tabs');
+}
+else {
+  module.exports = require('./tabs/test-firefox-tabs');
+}