14 dpo- do I test or wait???

Whitney

I am 14 dpo, af due today according to glow. Did the deed day prior to and day of LH surge. Have brownish discharge when I wipe. Sorish boobs. Tired as hell. Do I test or wait??? AF usually doesn't come until 25 or 26. Aaaaaaahhhh! How do people go through this without losing their minds!!!!?