AF due tomorrow

Kinda scared I'm pregnant, had unprotected sex on ovulation peak and after and yes, before the shit pours in U get that I should have been more careful! Although, the symptoms I've been having is heartburn, tingly and tender breast, light nausea, dizziness, and this weird very very mild pressure on my lower abodomen, it doesn't quite feel like a cramp... help? I'm taking a test in the am if I don't get AF by then. Ugh, the .