Dependency conflict error in my Android app which has Android Tests

Question

I\'m using AndroidStudio and Gradle to build my Android app with tests in the \'androidTest\' source directory. I added a new dependency and am now getting the following iss

Answer 1

Had similar problem. First - I upgrade the gradle plugin to 1.1.1 (in the project's gradle):

classpath 'com.android.tools.build:gradle:1.1.1'

which helped me realize that the problem was the app referring to:

com.android.support:support-annotations:21.0.3

while the test app was referring to:

com.android.support:support-annotations:20.0.0  

(due to specifying androidTestCompile 'com.squareup.assertj:assertj-android-appcompat-v7:1.0.0')

solved it by specifying:

androidTestCompile 'com.android.support:support-annotations:21.0.3'