Early pregnancy signs ? 🤞🏻

So I'm 8dpo af is due a week from today I've been having mild cramping for a few days already and the other day I had bad lower back pain..starting yesterday my right side of my boob near my armpit was so sore especially to the touch now my left boob is doing the same today and now they both are sore..im thinking of testing on Sunday..has anyone else had these symptoms before getting there bfp?