classes.tuple: fix test-case.
classes.tuple: fix test-case.

tgunr/factor,factor/factor,dch/factor,dch/factor,factor/factor,nicolas-p/factor,dch/factor,bjourne/factor,bpollack/factor,sarvex/factor-lang,slavapestov/factor,mrjbq7/factor,AlexIljin/factor,nicolas-p/factor,bjourne/factor,bjourne/factor,tgunr/factor,bpollack/factor,mrjbq7/factor,bjourne/factor,bpollack/factor,nicolas-p/factor,sarvex/factor-lang,slavapestov/factor,bpollack/factor,slavapestov/factor,mrjbq7/factor,AlexIljin/factor,tgunr/factor,bjourne/factor,factor/factor,tgunr/factor,mrjbq7/factor,nicolas-p/factor,AlexIljin/factor,sarvex/factor-lang,dch/factor,mrjbq7/factor,bpollack/factor,slavapestov/factor,factor/factor,slavapestov/factor,dch/factor,AlexIljin/factor,nicolas-p/factor,sarvex/factor-lang,bjourne/factor,nicolas-p/factor,bjourne/factor,tgunr/factor,slavapestov/factor,AlexIljin/factor,factor/factor,sarvex/factor-lang,nicolas-p/factor,AlexIljin/factor,bpollack/factor,slavapestov/factor,sarvex/factor-lang,dch/factor,factor/factor,AlexIljin/factor,tgunr/factor,bpollack/factor,mrjbq7/factor,sarvex/factor-lang