java.lang.NoClassDefFoundError: android.databinding.DataBinderMapperImpl when running Espresso tests

Question

Data binding setup:

apply plugin: \'kotlin-kapt\'

android {
    dataBinding {
        enabled = true
    }
}

dependencies {
    kapt \"com.android.databind         


        

Answer 1

Add

kaptTest "androidx.databinding:databinding-compiler:+"

to dependencies on build.gradle files of all your modules.