Improve tests for `hubot` definitions
Improve tests for `hubot` definitions

arusakov/DefinitelyTyped,zuzusik/DefinitelyTyped,jimthedev/DefinitelyTyped,GiedriusGrabauskas/DefinitelyTyped,jimthedev/DefinitelyTyped,dsebastien/DefinitelyTyped,isman-usoh/DefinitelyTyped,QuatroCode/DefinitelyTyped,borisyankov/DefinitelyTyped,alexdresko/DefinitelyTyped,ashwinr/DefinitelyTyped,alexdresko/DefinitelyTyped,benishouga/DefinitelyTyped,one-pieces/DefinitelyTyped,amir-arad/DefinitelyTyped,dsebastien/DefinitelyTyped,AbraaoAlves/DefinitelyTyped,GiedriusGrabauskas/DefinitelyTyped,jimthedev/DefinitelyTyped,chrootsu/DefinitelyTyped,benishouga/DefinitelyTyped,markogresak/DefinitelyTyped,zuzusik/DefinitelyTyped,AbraaoAlves/DefinitelyTyped,georgemarshall/DefinitelyTyped,georgemarshall/DefinitelyTyped,QuatroCode/DefinitelyTyped,georgemarshall/DefinitelyTyped,rolandzwaga/DefinitelyTyped,aciccarello/DefinitelyTyped,minodisk/DefinitelyTyped,AgentME/DefinitelyTyped,chrootsu/DefinitelyTyped,AgentME/DefinitelyTyped,benliddicott/DefinitelyTyped,minodisk/DefinitelyTyped,isman-usoh/DefinitelyTyped,AbraaoAlves/DefinitelyTyped,laurentiustamate94/DefinitelyTyped,georgemarshall/DefinitelyTyped,nycdotnet/DefinitelyTyped,nycdotnet/DefinitelyTyped,aciccarello/DefinitelyTyped,ashwinr/DefinitelyTyped,mcliment/DefinitelyTyped,aciccarello/DefinitelyTyped,arusakov/DefinitelyTyped,rolandzwaga/DefinitelyTyped,AgentME/DefinitelyTyped,arusakov/DefinitelyTyped,magny/DefinitelyTyped,magny/DefinitelyTyped,borisyankov/DefinitelyTyped,AgentME/DefinitelyTyped,benishouga/DefinitelyTyped,abbasmhd/DefinitelyTyped,abbasmhd/DefinitelyTyped,zuzusik/DefinitelyTyped