Setting my self up for another negative test.... :(

Judith
So i had spotting for two seprate days in december but no period..no prego symptoms..just that of spotting those days..im so scared i have a doctors app tomorrow for a pregnancy test..ive been trying for three years.and i think im Annoying my husband asking him if this could be it..im so scared to just work my self up and get another negative..i have changed my period on Glow about six times..ready to just give up..