I’m feeling like crap I’m pretty sure I ovulated 3-4 days ago. Had unprotected sex he did pull out. I had a little bit…

I’m feeling like crap I’m pretty sure I ovulated 3-4 days ago. Had unprotected sex he did pull out. I had a little bit of blood a day later. Hubby says he don’t want anymore kids. When could you get a positive on a pregnancy test? I found out late with my son so I don’t know how long to wait too see if I am.