Jennifer Hong thinks this is interesting: Test the SQLException condition. Create a test class and pass the stubbed DAO to the service implementation. From Working with stubs from Mockito Essentials by Sujoy Acharya Publisher: Packt Publishing Released: October 2014 Note this stub doesn't test any code! This unit test is useless. Share this highlight http://www.safaribooksonline.com/a/mockito-essentials/11861520/ Twitter Facebook Google Plus Email Get Instant Access Now Start a Free Trial Learn about Safari for Business Have an account? Sign in. Minimise Unlock the rest of Mockito Essentials and 30,000 other books and videos By clicking this box, you confirm that you have read and agree to the terms and conditions of our Membership Agreement, and you understand that when your trial period ends, you will be required to provide billing information if you wish to continue using the service. Unlock the rest of this book Start a Free 10-Day Trial loading Learn about Safari for Business Have an account? Sign in.