using DI to load repository instance on each mvc request

Question

I read on this post that they are using dependency injection to load repository instance on each mvc request.

I\'m not sure if I understand correctly but I currentl

Answer 1

The main advantage of interfaces is that they encourage abstraction. If you want to mock a completely different implementation (for example, when performing unit testing, which you should be doing anyway :), you would just inject another implementation of the IUserRepository to your UserController constructor. This is, how I see it, one of the main advantages of using interfaces.