The Philosopher's Magazine, an excellent publication, has an online quiz called "Battleground God".
The purpose of this quiz is to test whether your beliefs about religion are intellectually sound, by showing rational consistency. You need to answer 17 questions about God and religion with a "True" or "False" answer and avoid being inconsistent in your answers.
Try it here.
I took one direct hit and one bullet, which awarded me with their second highest award of distinction. Not bad for someone who thinks religious belief is irrational...