Chemical pregnancy or skipping a cycle

I have yet to have my period , i think im gonna end up having a chemical pregnancy. My period is was suppose to be her 2 weeks ago , idk . Ive taken a test , its unclear . Ive been having the symptoms of pregnancy, but who knows. Or am i just skipping. A cycle? . I dont want to take a blood test , until i know forsure whats going on with me .

Any insights ladies . ??