How to test DAO methods using Mockito?

Question

I\'ve started to discovered Mockito library and there is a question for which I didn\'t find the proper answer.

If I have for example such method in my UserDAO class tha

Answer 1

But what if I want to also test the behavior of dao and database ?

If you indeed want to test the database (as you should!), there's no way around it - you need an actual database. Mockito, albeit being a great library, is probably the wrong tool for this job.