1 files changed, 15 insertions, 0 deletions
diff --git a/testing/mochitest/start_desktop.js b/testing/mochitest/start_desktop.js
new file mode 100644
index 000000000..c45b4d8d3
--- /dev/null
+++ b/testing/mochitest/start_desktop.js
@@ -0,0 +1,15 @@
+/* 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/. */
+
+const flavor  = __webDriverArguments[0]
+const url = __webDriverArguments[1]
+
+let wm = Cc["@mozilla.org/appshell/window-mediator;1"]
+          .getService(Ci.nsIWindowMediator);
+let win = wm.getMostRecentWindow("navigator:browser");
+
+// mochikit's bootstrap.js has set up a listener for this event. It's
+// used so bootstrap.js knows which flavor and url to load.
+let ev = new CustomEvent('mochitest-load', {'detail': [flavor, url]});
+win.dispatchEvent(ev);