I’m really scared right now guys! My period was supposed to be here 2 days ago and nothing! I just…

I’m really scared right now guys! My period was supposed to be here 2 days ago and nothing! I just feel really bad cramps and everything 😭i don’t know if I’m pregnant? I could be pregnant? How many more time should I wait to take a pregnancy test? I’m really hoping that my period will be here any day please😅