should be using a / in this route rather than a #

railties/test/application/routing_test.rb

@@ -141,7 +141,7 @@ module ApplicationTests
     test "routes appending blocks" do
       app_file 'config/routes.rb', <<-RUBY
         AppTemplate::Application.routes.draw do
-          match ':controller#:action'
+          match ':controller/:action'
         end
       RUBY