don't call gem method if Test::Unit is defined
ruby's test-all may define 'gem' method somewhere, and it cause test failure.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43772 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Added by naruse (Yui NARUSE) over 11 years ago
don't call gem method if Test::Unit is defined
ruby's test-all may define 'gem' method somewhere,
and it cause test failure.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43772 b2dd03c8-39d4-4d8f-98ff-823fe69b080e