Why does Intellij IDEA suddenly not recognize tests in test folder anymore?

Question

I\'m using JUnit since I started this project and everything works just fine. I have a couple of hundreds tests, and of course, here and there I start them all. Right click on r

Answer 1

On the latest IDE (as of Community Edition 2016.1) this option is more simplified.

right click on the folder you want to be recognized as a source folder:

Mark Directory As -> Sources Root