+ Refactor setup hooks into a SETUP_METHODS constant. (MSP-Greg)

[git-p4: depot-paths = "//src/minitest/dev/": change = 13579]

lib/minitest/test.rb

@@ -84,6 +84,8 @@ module Minitest
       :random
     end
 
+    SETUP_METHODS = %w[ before_setup setup after_setup ] # :nodoc:
+
     TEARDOWN_METHODS = %w[ before_teardown teardown after_teardown ] # :nodoc:
 
     ##
@@ -93,7 +95,9 @@ module Minitest
       with_info_handler do
         time_it do
           capture_exceptions do
-            before_setup; setup; after_setup
+            SETUP_METHODS.each do |hook|
+              self.send hook
+            end
 
             self.send self.name
           end