how to write unit test for android method and class?

Question

how to write unit test for android method and class?

for example :

public int dpToPx (Context context, int dp) {

float density = context.getResources().getDisplayMetrics().density;

return Math.round((float) dp * density);

}

https://developer.android.com/training/testing/unit-testing

Answer 1

You can not write Unit test if you are using Android classes. For Android related stuff you need to write instrumented unit tests

Reference: https://developer.android.com/training/testing/unit-testing/instrumented-unit-tests