This test should succeed. If you click on the Test Button, it will load the collections package(s) and wait for a callback. Once callback is received, it will try to use the collections code.
IMPORTANT: Change the domain name in the source of this file to be the domain name that you want to test. You can change the paths too. In this file /dojo/xd refers to a dojo installation that has run the xdgen build command to build cross-domain compatible packages.