How to open Navigation Drawer using espresso?

Check if you're missing the espresso-contrib library on your build.gradle file.

androidTestImplementation 'com.android.support.test.espresso:espresso-contrib:3.0.2'

If in case you are using androidx,

androidTestImplementation 'androidx.test.espresso:espresso-contrib:3.2.0'

Check other useful espresso extension libraries on the following link - https://developer.android.com/training/testing/espresso/#packages

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