Add unit tests for hudson.cli.HexDump (#4058)
Add unit tests for hudson.cli.HexDump (#4058)

* Add unit tests for hudson.cli.HexDump

These tests were written using Diffblue Cover.

* Changed byte arrays to work for windows

oleg-nenashev/jenkins,oleg-nenashev/jenkins,godfath3r/jenkins,Vlatombe/jenkins,daniel-beck/jenkins,DanielWeber/jenkins,jenkinsci/jenkins,ikedam/jenkins,daniel-beck/jenkins,daniel-beck/jenkins,patbos/jenkins,pjanouse/jenkins,rsandell/jenkins,MarkEWaite/jenkins,recena/jenkins,daniel-beck/jenkins,pjanouse/jenkins,oleg-nenashev/jenkins,patbos/jenkins,viqueen/jenkins,recena/jenkins,damianszczepanik/jenkins,oleg-nenashev/jenkins,jenkinsci/jenkins,v1v/jenkins,DanielWeber/jenkins,Jochen-A-Fuerbacher/jenkins,MarkEWaite/jenkins,damianszczepanik/jenkins,ikedam/jenkins,Vlatombe/jenkins,recena/jenkins,patbos/jenkins,rsandell/jenkins,godfath3r/jenkins,Vlatombe/jenkins,pjanouse/jenkins,oleg-nenashev/jenkins,v1v/jenkins,rsandell/jenkins,oleg-nenashev/jenkins,godfath3r/jenkins,jenkinsci/jenkins,godfath3r/jenkins,rsandell/jenkins,pjanouse/jenkins,patbos/jenkins,daniel-beck/jenkins,DanielWeber/jenkins,pjanouse/jenkins,ikedam/jenkins,pjanouse/jenkins,jenkinsci/jenkins,pjanouse/jenkins,patbos/jenkins,v1v/jenkins,Jochen-A-Fuerbacher/jenkins,Vlatombe/jenkins,viqueen/jenkins,viqueen/jenkins,recena/jenkins,godfath3r/jenkins,Jochen-A-Fuerbacher/jenkins,daniel-beck/jenkins,ikedam/jenkins,recena/jenkins,rsandell/jenkins,DanielWeber/jenkins,Jochen-A-Fuerbacher/jenkins,Vlatombe/jenkins,stephenc/jenkins,stephenc/jenkins,MarkEWaite/jenkins,viqueen/jenkins,viqueen/jenkins,jenkinsci/jenkins,godfath3r/jenkins,damianszczepanik/jenkins,viqueen/jenkins,godfath3r/jenkins,MarkEWaite/jenkins,damianszczepanik/jenkins,v1v/jenkins,jenkinsci/jenkins,ikedam/jenkins,patbos/jenkins,stephenc/jenkins,ikedam/jenkins,Vlatombe/jenkins,MarkEWaite/jenkins,v1v/jenkins,jenkinsci/jenkins,stephenc/jenkins,damianszczepanik/jenkins,damianszczepanik/jenkins,daniel-beck/jenkins,oleg-nenashev/jenkins,Jochen-A-Fuerbacher/jenkins,daniel-beck/jenkins,jenkinsci/jenkins,v1v/jenkins,stephenc/jenkins,Jochen-A-Fuerbacher/jenkins,damianszczepanik/jenkins,MarkEWaite/jenkins,patbos/jenkins,Vlatombe/jenkins,stephenc/jenkins,rsandell/jenkins,recena/jenkins,ikedam/jenkins,damianszczepanik/jenkins,v1v/jenkins,ikedam/jenkins,DanielWeber/jenkins,Jochen-A-Fuerbacher/jenkins,rsandell/jenkins,viqueen/jenkins,DanielWeber/jenkins,stephenc/jenkins,MarkEWaite/jenkins,recena/jenkins,MarkEWaite/jenkins,rsandell/jenkins,DanielWeber/jenkins