add some notes to the tests

test/connect_failure2_test.rb

@@ -1,8 +1,12 @@
+# If this script returns without the word pass
+# you may have compiled mysqlplus using ruby and
+# run it using a different version of ruby
+
 if RUBY_VERSION >= "1.9.1"
  require 'mysqlplus'
  require 'socket'
- TCPServer.new '0.0.0.0', 8002
  require 'timeout'
+ TCPServer.new '0.0.0.0', 8002
  Thread.new { 
   sleep 2
   print "pass"
@@ -13,5 +17,6 @@ if RUBY_VERSION >= "1.9.1"
   # which hangs otherwise (blows up if code is bad, otherwise hangs)
   Mysql.real_connect '127.0.0.1', 'root', 'pass', 'db', 8002
  }
+ raise 'should never get here'
 end