Add test for route namespace with no block arg

test/apps/rails2/config/routes.rb

@@ -9,9 +9,9 @@ ActionController::Routing::Routes.draw do |map|
 
   map.resource :users
 
-  map.resources :stuff do |r|
-  end
+  map.resources :stuff do |r|; end
 
+  namespace :without_block_arg do;end
   # The priority is based upon order of creation: first created -> highest priority.
 
   # Sample of regular route: