test/unit.rb: suppress warnings
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51405 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
test/unit.rb: suppress warnings
rid of warnings.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51405 b2dd03c8-39d4-4d8f-98ff-823fe69b080e