This demo pages allows to verify that your configuration is correct. When first accessing this page you will see different results depending on your configration:

• If you have properly setup "Server Authentication" a form with the list of accounts accessible to the "service account" should be visible
• If you have properly setup "Client ID Authentication" a button to authenticate on Google Analytics should be visible. If you click on it and authenticate, then the form with your list of accounts should show up.
• If the configuration is incorrect, either an error will display or nothing at all. You might be able to see an error in your Application Server log file or in the Javascript console of your browser