test_io_console.rb: flush
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60049 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
test_io_console.rb: flush
data is sent.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60049 b2dd03c8-39d4-4d8f-98ff-823fe69b080e