Update tests to not allow closed way to disconnect itself.
Update tests to not allow closed way to disconnect itself.

andreic-telenav/iD,morray/iD,tbicr/iD,bagage/iD,digidem/iD,tbicr/iD,openstreetmap/iD,bagage/iD,bagage/iD,mapmeld/iD,openstreetmap/iD,1ec5/iD,mapmeld/iD,zbycz/iD,kartta-labs/iD,ngageoint/hootenanny-ui,1ec5/iD,energiekollektiv/openmod.sh-id,AndreasHae/iD,edpop/iD,morray/iD,edpop/iD,AndreasHae/iD,zbycz/iD,ngageoint/hootenanny-ui,kepta/iD,andreic-telenav/iD,digidem/iD,openstreetmap/iD,kartta-labs/iD,ngageoint/hootenanny-ui,kartta-labs/iD,kepta/iD,AndreasHae/iD,edpop/iD,energiekollektiv/openmod.sh-id,1ec5/iD,mapmeld/iD