May be pregnant !!!!!!!!!help me please?

ok so my bf came over and he took my phone so i ran after him to get it and he laid out on the couch l0l and i sat next to him and i said give me back my phone he's all like no so then i try to get it cause he put it under him so then i ummm turned over on my stomach and then i tried to get up and he pulled my a** on his d**ck and we were both moaning like right away we were lke kinda grinding on each other i guess we turned each other on instantly but when got up my pants were like really went and i was scared because my bestie told me i was pregnant and our clothes were one but no heavy clothing can any body help i havent had my period in 2 motnhs and i have all the symptoms of a prego girl but i cnt go buy a prenant test because im scared so can anybody help thanks:D