Why can't I import AndroidJUnit4 and ActivityTestRule into my unit test class?

Question

I\'m having trouble importing some of the Android UI testing framework classes - I just can\'t figure out what is going wrong!

This is my class:

@Run         


        

Answer 1

If you migrated to AndroidX, use this:

androidTestImplementation 'androidx.test:rules:1.1.1'
androidTestImplementation 'androidx.test:runner:1.1.1'