Add a 'referer' attribute to TestRequest

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@5748 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

actionpack/CHANGELOG

 *SVN*
 
+* Add a 'referer' attribute to TestRequest. [Jamis Buck]
+
 * Ensure render :json => ... skips the layout.  Closes #6808 [Josh Peek]
 
 * Fix HTML::Node to output double quotes instead of single quotes.  Closes #6845 [mitreandy]

actionpack/lib/action_controller/test_process.rb

@@ -124,6 +124,10 @@ def recycle!
       @request_method, @accepts, @content_type = nil, nil, nil
     end    
 
+    def referer
+      @env["HTTP_REFERER"]
+    end
+
     private
       def initialize_containers
         @env, @cookies = {}, {}