Add tests for parametrized protocol types
Add tests for parametrized protocol types

ahoppen/swift,rudkx/swift,apple/swift,glessard/swift,atrick/swift,JGiola/swift,roambotics/swift,apple/swift,apple/swift,ahoppen/swift,rudkx/swift,benlangmuir/swift,atrick/swift,JGiola/swift,rudkx/swift,ahoppen/swift,benlangmuir/swift,atrick/swift,roambotics/swift,benlangmuir/swift,atrick/swift,rudkx/swift,gregomni/swift,atrick/swift,roambotics/swift,JGiola/swift,roambotics/swift,gregomni/swift,JGiola/swift,glessard/swift,glessard/swift,glessard/swift,gregomni/swift,apple/swift,roambotics/swift,ahoppen/swift,ahoppen/swift,benlangmuir/swift,glessard/swift,atrick/swift,benlangmuir/swift,JGiola/swift,JGiola/swift,glessard/swift,rudkx/swift,roambotics/swift,gregomni/swift,gregomni/swift,apple/swift,rudkx/swift,gregomni/swift,ahoppen/swift,apple/swift,benlangmuir/swift