Some refactoring on setup

test/setup.rb

@@ -1,30 +1,27 @@
+# TODO: find a better way to share this with tests
+UNIX_SOCKET_NAME = File.join('/tmp', 'memcached')
 
-unless defined? UNIX_SOCKET_NAME
-  HERE = File.dirname(__FILE__)
-  UNIX_SOCKET_NAME = File.join('/tmp', 'memcached')
+# Kill memcached
+system("killall -9 memcached")
 
-  # Kill memcached
-  system("killall -9 memcached")
+# Start memcached
+verbosity = (ENV['DEBUG'] ? "-vv" : "")
+log = "/tmp/memcached.log"
+memcached = ENV['MEMCACHED_COMMAND'] || 'memcached'
+system ">#{log}"
 
-  # Start memcached
-  verbosity = (ENV['DEBUG'] ? "-vv" : "")
-  log = "/tmp/memcached.log"
-  memcached = ENV['MEMCACHED_COMMAND'] || 'memcached'
-  system ">#{log}"
-
-  # TCP memcached
-  (43042..43046).each do |port|
-    cmd = "#{memcached} #{verbosity} -U 0 -p #{port} >> #{log} 2>&1 &"
-    raise "'#{cmd}' failed to start" unless system(cmd)
-  end
-  # UDP memcached
-  (43052..43053).each do |port|
-    cmd = "#{memcached} #{verbosity} -U #{port} -p 0 >> #{log} 2>&1 &"
-    raise "'#{cmd}' failed to start" unless system(cmd)
-  end
-  # Domain socket memcached
-  (0..1).each do |i|
-    cmd = "#{memcached} -M -s #{UNIX_SOCKET_NAME}#{i} #{verbosity} >> #{log} 2>&1 &"
-    raise "'#{cmd}' failed to start" unless system(cmd)
-  end
+# TCP memcached
+(43042..43046).each do |port|
+  cmd = "#{memcached} #{verbosity} -U 0 -p #{port} >> #{log} 2>&1 &"
+  raise "'#{cmd}' failed to start" unless system(cmd)
+end
+# UDP memcached
+(43052..43053).each do |port|
+  cmd = "#{memcached} #{verbosity} -U #{port} -p 0 >> #{log} 2>&1 &"
+  raise "'#{cmd}' failed to start" unless system(cmd)
+end
+# Domain socket memcached
+(0..1).each do |i|
+  cmd = "#{memcached} -M -s #{UNIX_SOCKET_NAME}#{i} #{verbosity} >> #{log} 2>&1 &"
+  raise "'#{cmd}' failed to start" unless system(cmd)
 end