Adds Unique + MaxLen testcases.
Adds Unique + MaxLen testcases.

jasonzoladz/persistent,paul-rouse/persistent,psibi/persistent,jasonzoladz/persistent,greydot/persistent,mitchellwrosen/persistent,creichert/persistent,andrewthad/persistent,mkscrg/persistent,andrewthad/persistent,jcristovao/persistent,gbwey/persistent,jcristovao/persistent,naushadh/persistent,jasonzoladz/persistent,mkscrg/persistent,superduper/persistent,nakaji-dayo/persistent,erikd/persistent,meteficha/persistent,gbwey/persistent,superduper/persistent,superduper/persistent,greydot/persistent,mkscrg/persistent,rdnetto/persistent,greydot/persistent,gbwey/persistent,pseudonom/persistent,rdnetto/persistent,meteficha/persistent,nakaji-dayo/persistent,yesodweb/persistent,bitemyapp/persistent,pseudonom/persistent,plow-technologies/persistent,nakaji-dayo/persistent,mitchellwrosen/persistent,andrewthad/persistent,mitchellwrosen/persistent,jcristovao/persistent,meteficha/persistent