'android.support.test.espresso does not exist' when I want to use it to individual apk test

Question

I need to do some auto testing jobs to an Android application without its source code. I found both robotium and espresso can do this job, I decided to use espresso because its

Answer 1

I had this same issue, one thing that was ruining my test build is the following line:

main { java.srcDirs = ['src/main/java', 'src/AndroidTests', 'src/AndroidTest/java'] }

Remove test code from srcDirs:

sourceSets {
    ....
    main { java.srcDirs = ['src/main/java'] }
}