I found this test from DA which is quite good (Original link http://etherealism.deviantart.com/art/The-Role-Player-Test-198462967?q=boost%3Apopular%20role%20play%20group&qo=0)
The Role-Player Test
Are you enjoyable to role-play with? Is your character original, or a cliche? Do you foster an environment that is condusive to others participating in the role-play?