Why do we need mocking frameworks?

Question

I have worked with code which had NUnit test written. But, I have never worked with mocking frameworks. What are they? I understand dependency injection and how it helps to

Answer 1

You can create mock objects by hand and use them during testing using Dependency Injection frameworks...but letting a mocking framework generate your mock objects for you saves time.

As always, if using the framework adds too much complexity to be useful then don't use it.