diff -r 000000000000 -r 6474c204b198 toolkit/components/crashmonitor/test/unit/head.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/toolkit/components/crashmonitor/test/unit/head.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,22 @@
+/* -*- Mode: js; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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/. */
+
+Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
+XPCOMUtils.defineLazyModuleGetter(this, "OS",
+                                  "resource://gre/modules/osfile.jsm");
+
+let sessionCheckpointsPath;
+
+/**
+ * Start the tasks of the different tests
+ */
+function run_test()
+{
+  do_get_profile();
+  sessionCheckpointsPath = OS.Path.join(OS.Constants.Path.profileDir,
+                                        "sessionCheckpoints.json");
+  Components.utils.import("resource://gre/modules/CrashMonitor.jsm");
+  run_next_test();
+}