reasoning behind the seemingly duplicated method

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@2622 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

actionpack/lib/action_controller/test_process.rb

@@ -125,7 +125,8 @@ class TestResponse < AbstractResponse #:nodoc:
     def response_code
       headers['Status'][0,3].to_i rescue 0
     end
-
+    
+    # returns a String to ensure compatibility with Net::HTTPResponse
     def code
       headers['Status'].to_s.split(' ')[0]
     end