You did not need to test in the first place and your negative test proves it
Or if I did, I wanted to make sure that I was not infected.
Well, that is hard to say when I have a black out...That is the reason I wanted to take a test and make sure that I did nothing with CSW who was with me.
You had no risk because you did not have sex.
Possible unprotected vaginal sex, I was too drunk to remember