Split TestThread#test_join_limits into peaces
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63437 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Split TestThread#test_join_limits into peaces
TestThread#test_join_limits for investigating hang-up on Solaris.
Each method tests only a single limit value.
[ruby-core:87045] [Bug #14761]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63437 b2dd03c8-39d4-4d8f-98ff-823fe69b080e