people already scared, stop making things worse for him.
You should get tested, although you probably need to wait at least 2 weeks before going for test.
Getting infected is NOT insignificant, but I think if you read the link below, the odds are NOT as dire as you think.
http://www.aidsmap.com/Estimated-ris.../page/1324038/
I wish you all the best bro. Hopefully you will be alright and learn your lesson.