Revert "Extended default route for match in tests - now it matches co…

…ntroller, action, id and format if given."

This reverts commit 05e9d0d.

actionpack/test/abstract_unit.rb

@@ -121,11 +121,11 @@ class TestCase
     # have been loaded.
     setup_once do
       SharedTestRoutes.draw do
-        match ':controller(/:action(/:id(.:format)))'
+        match ':controller(/:action)'
       end
 
       ActionController::IntegrationTest.app.routes.draw do
-        match ':controller(/:action(/:id(.:format)))'
+        match ':controller(/:action)'
       end
     end
   end