I think you'll be fine.
I know a guy who smoked liked 3 blunts a day(no joke) up until his test and passed.

It fucking blew my mind.
I think their test was shit though.
Agressor1 Reviewed by Agressor1 on . just tested ok guys i took 1 hit of weed like 28 days ago than i had even smaller hit 6 days ago and today i had my urine test im 5'11 170 drink alcohol every day u think ill pass? Rating: 5