Add tests for VIRTUAL DataType
Add tests for VIRTUAL DataType

newclear/DefinitelyTyped,ryan10132/DefinitelyTyped,axelcostaspena/DefinitelyTyped,AgentME/DefinitelyTyped,raijinsetsu/DefinitelyTyped,daptiv/DefinitelyTyped,scriby/DefinitelyTyped,donnut/DefinitelyTyped,xStrom/DefinitelyTyped,dsebastien/DefinitelyTyped,schmuli/DefinitelyTyped,ashwinr/DefinitelyTyped,shlomiassaf/DefinitelyTyped,isman-usoh/DefinitelyTyped,UzEE/DefinitelyTyped,use-strict/DefinitelyTyped,philippstucki/DefinitelyTyped,martinduparc/DefinitelyTyped,smrq/DefinitelyTyped,hellopao/DefinitelyTyped,emanuelhp/DefinitelyTyped,chrismbarr/DefinitelyTyped,benishouga/DefinitelyTyped,nakakura/DefinitelyTyped,florentpoujol/DefinitelyTyped,AbraaoAlves/DefinitelyTyped,damianog/DefinitelyTyped,benliddicott/DefinitelyTyped,nakakura/DefinitelyTyped,syuilo/DefinitelyTyped,isman-usoh/DefinitelyTyped,OpenMaths/DefinitelyTyped,YousefED/DefinitelyTyped,frogcjn/DefinitelyTyped,georgemarshall/DefinitelyTyped,Softpagehomeware/DefinitelyTyped,mcrawshaw/DefinitelyTyped,chrootsu/DefinitelyTyped,zuzusik/DefinitelyTyped,chrootsu/DefinitelyTyped,greglo/DefinitelyTyped,jraymakers/DefinitelyTyped,arusakov/DefinitelyTyped,stacktracejs/DefinitelyTyped,one-pieces/DefinitelyTyped,alexdresko/DefinitelyTyped,magny/DefinitelyTyped,flyfishMT/DefinitelyTyped,magny/DefinitelyTyped,gandjustas/DefinitelyTyped,alvarorahul/DefinitelyTyped,mhegazy/DefinitelyTyped,mhegazy/DefinitelyTyped,sledorze/DefinitelyTyped,trystanclarke/DefinitelyTyped,rolandzwaga/DefinitelyTyped,borisyankov/DefinitelyTyped,DzmitryDulko/DefinitelyTyped,Penryn/DefinitelyTyped,schmuli/DefinitelyTyped,hellopao/DefinitelyTyped,sclausen/DefinitelyTyped,ashwinr/DefinitelyTyped,tan9/DefinitelyTyped,emanuelhp/DefinitelyTyped,GiedriusGrabauskas/DefinitelyTyped,flyfishMT/DefinitelyTyped,behzad888/DefinitelyTyped,AbraaoAlves/DefinitelyTyped,mcrawshaw/DefinitelyTyped,jimthedev/DefinitelyTyped,musicist288/DefinitelyTyped,mareek/DefinitelyTyped,schmuli/DefinitelyTyped,Dashlane/DefinitelyTyped,syuilo/DefinitelyTyped,danfma/DefinitelyTyped,stephenjelfs/DefinitelyTyped,gcastre/DefinitelyTyped,arusakov/DefinitelyTyped,johan-gorter/DefinitelyTyped,GiedriusGrabauskas/DefinitelyTyped,arma-gast/DefinitelyTyped,jraymakers/DefinitelyTyped,borisyankov/DefinitelyTyped,progre/DefinitelyTyped,subash-a/DefinitelyTyped,yuit/DefinitelyTyped,Softpagehomeware/DefinitelyTyped,pwelter34/DefinitelyTyped,Penryn/DefinitelyTyped,paulmorphy/DefinitelyTyped,vagarenko/DefinitelyTyped,chrismbarr/DefinitelyTyped,gcastre/DefinitelyTyped,hellopao/DefinitelyTyped,progre/DefinitelyTyped,danfma/DefinitelyTyped,nobuoka/DefinitelyTyped,benishouga/DefinitelyTyped,benishouga/DefinitelyTyped,laurentiustamate94/DefinitelyTyped,slavomirvojacek/adbrain-typescript-definitions,EnableSoftware/DefinitelyTyped,georgemarshall/DefinitelyTyped,DzmitryDulko/DefinitelyTyped,martinduparc/DefinitelyTyped,use-strict/DefinitelyTyped,Zzzen/DefinitelyTyped,arusakov/DefinitelyTyped,markogresak/DefinitelyTyped,CodeZombieCH/DefinitelyTyped,HPFOD/DefinitelyTyped,psnider/DefinitelyTyped,raijinsetsu/DefinitelyTyped,nainslie/DefinitelyTyped,zuzusik/DefinitelyTyped,shlomiassaf/DefinitelyTyped,stephenjelfs/DefinitelyTyped,QuatroCode/DefinitelyTyped,AgentME/DefinitelyTyped,reppners/DefinitelyTyped,donnut/DefinitelyTyped,amanmahajan7/DefinitelyTyped,rcchen/DefinitelyTyped,philippstucki/DefinitelyTyped,nycdotnet/DefinitelyTyped,ryan-codingintrigue/DefinitelyTyped,newclear/DefinitelyTyped,micurs/DefinitelyTyped,AbraaoAlves/DefinitelyTyped,AgentME/DefinitelyTyped,amanmahajan7/DefinitelyTyped,behzad888/DefinitelyTyped,nainslie/DefinitelyTyped,slavomirvojacek/DefinitelyTyped,rcchen/DefinitelyTyped,MugeSo/DefinitelyTyped,nfriend/DefinitelyTyped,abbasmhd/DefinitelyTyped,slavomirvojacek/DefinitelyTyped,martinduparc/DefinitelyTyped,damianog/DefinitelyTyped,EnableSoftware/DefinitelyTyped,georgemarshall/DefinitelyTyped,subash-a/DefinitelyTyped,georgemarshall/DefinitelyTyped,OpenMaths/DefinitelyTyped,pocesar/DefinitelyTyped,Litee/DefinitelyTyped,psnider/DefinitelyTyped,paulmorphy/DefinitelyTyped,slavomirvojacek/adbrain-typescript-definitions,AgentME/DefinitelyTyped,abner/DefinitelyTyped,smrq/DefinitelyTyped,aciccarello/DefinitelyTyped,zuzusik/DefinitelyTyped,jimthedev/DefinitelyTyped,minodisk/DefinitelyTyped,abner/DefinitelyTyped,QuatroCode/DefinitelyTyped,stacktracejs/DefinitelyTyped,mattblang/DefinitelyTyped,Zzzen/DefinitelyTyped,dsebastien/DefinitelyTyped,jimthedev/DefinitelyTyped,yuit/DefinitelyTyped,trystanclarke/DefinitelyTyped,psnider/DefinitelyTyped,nycdotnet/DefinitelyTyped,alextkachman/DefinitelyTyped,florentpoujol/DefinitelyTyped,HPFOD/DefinitelyTyped,xStrom/DefinitelyTyped,Pro/DefinitelyTyped,Pro/DefinitelyTyped,eugenpodaru/DefinitelyTyped,abbasmhd/DefinitelyTyped,sclausen/DefinitelyTyped,MugeSo/DefinitelyTyped,aciccarello/DefinitelyTyped,UzEE/DefinitelyTyped,arma-gast/DefinitelyTyped,reppners/DefinitelyTyped,YousefED/DefinitelyTyped,pwelter34/DefinitelyTyped,alexdresko/DefinitelyTyped,wilfrem/DefinitelyTyped,rolandzwaga/DefinitelyTyped,johan-gorter/DefinitelyTyped,nobuoka/DefinitelyTyped,wilfrem/DefinitelyTyped,nitintutlani/DefinitelyTyped,mareek/DefinitelyTyped,pocesar/DefinitelyTyped,mattblang/DefinitelyTyped,Dashlane/DefinitelyTyped,alvarorahul/DefinitelyTyped,scriby/DefinitelyTyped,chbrown/DefinitelyTyped,frogcjn/DefinitelyTyped,Litee/DefinitelyTyped,sledorze/DefinitelyTyped,aciccarello/DefinitelyTyped,greglo/DefinitelyTyped,vagarenko/DefinitelyTyped,minodisk/DefinitelyTyped,amir-arad/DefinitelyTyped,tan9/DefinitelyTyped,gandjustas/DefinitelyTyped,Ptival/DefinitelyTyped,pocesar/DefinitelyTyped,CodeZombieCH/DefinitelyTyped,alextkachman/DefinitelyTyped,mcliment/DefinitelyTyped,nitintutlani/DefinitelyTyped,Ptival/DefinitelyTyped