Add additional XUnit tests
Add additional XUnit tests

Code coverage is at 69%.

jhendrixMSFT/corefx,tstringer/corefx,krk/corefx,krytarowski/corefx,manu-silicon/corefx,gkhanna79/corefx,rahku/corefx,ptoonen/corefx,krytarowski/corefx,dhoehna/corefx,shahid-pk/corefx,alphonsekurian/corefx,marksmeltzer/corefx,richlander/corefx,MaggieTsang/corefx,alphonsekurian/corefx,alexperovich/corefx,weltkante/corefx,fgreinacher/corefx,adamralph/corefx,zhenlan/corefx,wtgodbe/corefx,zhenlan/corefx,tstringer/corefx,alexperovich/corefx,MaggieTsang/corefx,zhenlan/corefx,parjong/corefx,SGuyGe/corefx,alexperovich/corefx,yizhang82/corefx,mazong1123/corefx,twsouthwick/corefx,jlin177/corefx,seanshpark/corefx,nbarbettini/corefx,jlin177/corefx,JosephTremoulet/corefx,Chrisboh/corefx,parjong/corefx,iamjasonp/corefx,MaggieTsang/corefx,khdang/corefx,richlander/corefx,twsouthwick/corefx,BrennanConroy/corefx,cartermp/corefx,adamralph/corefx,shmao/corefx,zhenlan/corefx,marksmeltzer/corefx,shmao/corefx,Priya91/corefx-1,mazong1123/corefx,parjong/corefx,marksmeltzer/corefx,tstringer/corefx,YoupHulsebos/corefx,Petermarcu/corefx,dotnet-bot/corefx,marksmeltzer/corefx,dotnet-bot/corefx,ravimeda/corefx,ViktorHofer/corefx,shmao/corefx,manu-silicon/corefx,stone-li/corefx,DnlHarvey/corefx,jhendrixMSFT/corefx,Jiayili1/corefx,DnlHarvey/corefx,elijah6/corefx,dsplaisted/corefx,ericstj/corefx,gkhanna79/corefx,cartermp/corefx,ptoonen/corefx,iamjasonp/corefx,twsouthwick/corefx,the-dwyer/corefx,iamjasonp/corefx,DnlHarvey/corefx,ptoonen/corefx,dsplaisted/corefx,stone-li/corefx,ericstj/corefx,fgreinacher/corefx,rubo/corefx,ViktorHofer/corefx,the-dwyer/corefx,seanshpark/corefx,jcme/corefx,DnlHarvey/corefx,jlin177/corefx,rahku/corefx,Chrisboh/corefx,dhoehna/corefx,Priya91/corefx-1,Jiayili1/corefx,zhenlan/corefx,krk/corefx,cydhaselton/corefx,nchikanov/corefx,khdang/corefx,ViktorHofer/corefx,tijoytom/corefx,ellismg/corefx,SGuyGe/corefx,richlander/corefx,marksmeltzer/corefx,shimingsg/corefx,ericstj/corefx,weltkante/corefx,weltkante/corefx,axelheer/corefx,jlin177/corefx,stephenmichaelf/corefx,lggomez/corefx,elijah6/corefx,gkhanna79/corefx,khdang/corefx,billwert/corefx,parjong/corefx,ravimeda/corefx,nchikanov/corefx,krk/corefx,nbarbettini/corefx,wtgodbe/corefx,cydhaselton/corefx,ravimeda/corefx,dotnet-bot/corefx,cydhaselton/corefx,stephenmichaelf/corefx,tijoytom/corefx,stephenmichaelf/corefx,nbarbettini/corefx,rjxby/corefx,BrennanConroy/corefx,Priya91/corefx-1,seanshpark/corefx,ptoonen/corefx,Petermarcu/corefx,nbarbettini/corefx,lggomez/corefx,seanshpark/corefx,richlander/corefx,gkhanna79/corefx,nchikanov/corefx,jlin177/corefx,shmao/corefx,rahku/corefx,mmitche/corefx,wtgodbe/corefx,JosephTremoulet/corefx,jhendrixMSFT/corefx,iamjasonp/corefx,DnlHarvey/corefx,dhoehna/corefx,YoupHulsebos/corefx,rubo/corefx,JosephTremoulet/corefx,weltkante/corefx,mmitche/corefx,zhenlan/corefx,parjong/corefx,Petermarcu/corefx,stephenmichaelf/corefx,elijah6/corefx,alphonsekurian/corefx,ravimeda/corefx,nbarbettini/corefx,dotnet-bot/corefx,ptoonen/corefx,ViktorHofer/corefx,gkhanna79/corefx,the-dwyer/corefx,wtgodbe/corefx,krk/corefx,Chrisboh/corefx,Ermiar/corefx,ellismg/corefx,shmao/corefx,shimingsg/corefx,ellismg/corefx,twsouthwick/corefx,jhendrixMSFT/corefx,Ermiar/corefx,pallavit/corefx,jcme/corefx,axelheer/corefx,billwert/corefx,YoupHulsebos/corefx,pallavit/corefx,rubo/corefx,MaggieTsang/corefx,alphonsekurian/corefx,seanshpark/corefx,jcme/corefx,stone-li/corefx,BrennanConroy/corefx,shahid-pk/corefx,ericstj/corefx,cydhaselton/corefx,stone-li/corefx,SGuyGe/corefx,marksmeltzer/corefx,tijoytom/corefx,richlander/corefx,YoupHulsebos/corefx,stephenmichaelf/corefx,SGuyGe/corefx,manu-silicon/corefx,jcme/corefx,the-dwyer/corefx,jlin177/corefx,twsouthwick/corefx,tstringer/corefx,nchikanov/corefx,manu-silicon/corefx,alphonsekurian/corefx,YoupHulsebos/corefx,rjxby/corefx,mmitche/corefx,ptoonen/corefx,ptoonen/corefx,wtgodbe/corefx,gkhanna79/corefx,Jiayili1/corefx,mazong1123/corefx,cartermp/corefx,rahku/corefx,dhoehna/corefx,richlander/corefx,ericstj/corefx,Petermarcu/corefx,Petermarcu/corefx,cydhaselton/corefx,yizhang82/corefx,ViktorHofer/corefx,JosephTremoulet/corefx,weltkante/corefx,Ermiar/corefx,jhendrixMSFT/corefx,Ermiar/corefx,lggomez/corefx,mazong1123/corefx,Petermarcu/corefx,jlin177/corefx,elijah6/corefx,stone-li/corefx,ravimeda/corefx,tijoytom/corefx,manu-silicon/corefx,khdang/corefx,marksmeltzer/corefx,mmitche/corefx,richlander/corefx,tijoytom/corefx,Petermarcu/corefx,lggomez/corefx,rjxby/corefx,Jiayili1/corefx,SGuyGe/corefx,alexperovich/corefx,JosephTremoulet/corefx,alexperovich/corefx,adamralph/corefx,wtgodbe/corefx,cydhaselton/corefx,Chrisboh/corefx,shahid-pk/corefx,rubo/corefx,Jiayili1/corefx,shimingsg/corefx,krytarowski/corefx,alexperovich/corefx,rahku/corefx,mazong1123/corefx,tijoytom/corefx,rjxby/corefx,weltkante/corefx,stone-li/corefx,mmitche/corefx,ericstj/corefx,mmitche/corefx,YoupHulsebos/corefx,Priya91/corefx-1,Ermiar/corefx,JosephTremoulet/corefx,Jiayili1/corefx,dotnet-bot/corefx,shahid-pk/corefx,shahid-pk/corefx,Chrisboh/corefx,elijah6/corefx,axelheer/corefx,lggomez/corefx,krytarowski/corefx,mazong1123/corefx,ViktorHofer/corefx,Priya91/corefx-1,iamjasonp/corefx,axelheer/corefx,nbarbettini/corefx,Ermiar/corefx,billwert/corefx,MaggieTsang/corefx,pallavit/corefx,Chrisboh/corefx,rjxby/corefx,rjxby/corefx,mmitche/corefx,yizhang82/corefx,ViktorHofer/corefx,lggomez/corefx,krk/corefx,parjong/corefx,dhoehna/corefx,SGuyGe/corefx,ravimeda/corefx,jhendrixMSFT/corefx,seanshpark/corefx,rahku/corefx,gkhanna79/corefx,MaggieTsang/corefx,rahku/corefx,khdang/corefx,stephenmichaelf/corefx,nbarbettini/corefx,the-dwyer/corefx,twsouthwick/corefx,pallavit/corefx,ellismg/corefx,tstringer/corefx,twsouthwick/corefx,yizhang82/corefx,dhoehna/corefx,krytarowski/corefx,dotnet-bot/corefx,dhoehna/corefx,billwert/corefx,nchikanov/corefx,iamjasonp/corefx,tstringer/corefx,YoupHulsebos/corefx,billwert/corefx,jhendrixMSFT/corefx,iamjasonp/corefx,ellismg/corefx,alexperovich/corefx,billwert/corefx,nchikanov/corefx,krytarowski/corefx,shahid-pk/corefx,rubo/corefx,jcme/corefx,stone-li/corefx,parjong/corefx,cartermp/corefx,cartermp/corefx,ravimeda/corefx,dsplaisted/corefx,yizhang82/corefx,cydhaselton/corefx,tijoytom/corefx,billwert/corefx,nchikanov/corefx,khdang/corefx,pallavit/corefx,Ermiar/corefx,krk/corefx,wtgodbe/corefx,fgreinacher/corefx,the-dwyer/corefx,elijah6/corefx,yizhang82/corefx,mazong1123/corefx,shimingsg/corefx,shimingsg/corefx,krk/corefx,seanshpark/corefx,yizhang82/corefx,shmao/corefx,DnlHarvey/corefx,the-dwyer/corefx,pallavit/corefx,fgreinacher/corefx,cartermp/corefx,MaggieTsang/corefx,krytarowski/corefx,manu-silicon/corefx,rjxby/corefx,manu-silicon/corefx,zhenlan/corefx,ericstj/corefx,ellismg/corefx,JosephTremoulet/corefx,elijah6/corefx,alphonsekurian/corefx,axelheer/corefx,jcme/corefx,shmao/corefx,lggomez/corefx,Priya91/corefx-1,Jiayili1/corefx,dotnet-bot/corefx,weltkante/corefx,alphonsekurian/corefx,shimingsg/corefx,axelheer/corefx,DnlHarvey/corefx,shimingsg/corefx,stephenmichaelf/corefx