extend probabilistic test to be more comprehensive
extend probabilistic test to be more comprehensive

mnsl/Sia,ericflo/Sia,MrStrong/Sia,rivine/rivine,mtlynch/Sia,ChrisSchinnerl/Sia,ChrisSchinnerl/Sia,ericflo/Sia,mharkus/Sia,MrStrong/Sia,mtlynch/Sia,mnsl/Sia,rivine/rivine,NebulousLabs/Sia,NebulousLabs/Sia,mharkus/Sia