iOS In-App purchasing and subscriptions : Testing

Question

A college of mine has implemented iOS in-app purchasing on a auto-renewing monthly basis. I am taking over the code base and want to test it is working. I know the purchasing

Answer 1

There is no notification. You keep track of it yourself (the duration). You get a receipt with the original transaction that you save. Use this to verify (perhaps on launch each time) that the user's subscription is still active.