diff --git a/actionpack/test/abstract_unit.rb b/actionpack/test/abstract_unit.rb
index a21b00915e..07ba37c51c 100644
--- a/actionpack/test/abstract_unit.rb
+++ b/actionpack/test/abstract_unit.rb
@@ -62,8 +62,20 @@ module ActionController
   }
   Base.session_store = nil
 
+  class << Routing
+    def possible_controllers
+      @@possible_controllers ||= []
+    end
+  end
+
   class Base
     include ActionController::Testing
+
+    def self.inherited(klass)
+      name = klass.name.underscore.sub(/_controller$/, '')
+      ActionController::Routing.possible_controllers << name unless name.blank?
+      super
+    end
   end
   
   Base.view_paths = FIXTURE_LOAD_PATH
diff --git a/actionpack/test/controller/action_pack_assertions_test.rb b/actionpack/test/controller/action_pack_assertions_test.rb
index 06827e5fbc..453812c128 100644
--- a/actionpack/test/controller/action_pack_assertions_test.rb
+++ b/actionpack/test/controller/action_pack_assertions_test.rb
@@ -182,14 +182,6 @@ end
 
 # a test case to exercise the new capabilities TestRequest & TestResponse
 class ActionPackAssertionsControllerTest < ActionController::TestCase
-  # let's get this party started
-  def setup
-    super
-
-    ActionController::Routing.use_controllers!(%w(action_pack_assertions admin/inner_module user content admin/user))
-    ActionController::Routing::Routes.load_routes!
-  end
-
   # -- assertion-based testing ------------------------------------------------
 
   def test_assert_tag_and_url_for
diff --git a/actionpack/test/controller/routing_test.rb b/actionpack/test/controller/routing_test.rb
index 5be780dd42..d20684296f 100644
--- a/actionpack/test/controller/routing_test.rb
+++ b/actionpack/test/controller/routing_test.rb
@@ -44,11 +44,11 @@ class UriReservedCharactersRoutingTest < Test::Unit::TestCase
   end
 
   def test_route_recognition_unescapes_path_components
-    options = { :controller => "controller",
+    options = { :controller => "content",
                 :action => "act#{@segment}ion",
                 :variable => "var#{@segment}iable",
                 :additional => ["add#{@segment}itional-1", "add#{@segment}itional-2"] }
-    assert_equal options, @set.recognize_path("/controller/act#{@escaped}ion/var#{@escaped}iable/add#{@escaped}itional-1/add#{@escaped}itional-2")
+    assert_equal options, @set.recognize_path("/content/act#{@escaped}ion/var#{@escaped}iable/add#{@escaped}itional-1/add#{@escaped}itional-2")
   end
 
   def test_route_generation_allows_passing_non_string_values_to_generated_helper
@@ -60,58 +60,6 @@ class UriReservedCharactersRoutingTest < Test::Unit::TestCase
 end
 
 class RoutingTest < Test::Unit::TestCase
-  def test_possible_controllers
-    true_controller_paths = ActionController::Routing.controller_paths
-
-    ActionController::Routing.use_controllers! nil
-
-    Object.send(:remove_const, :RAILS_ROOT) if defined?(::RAILS_ROOT)
-    Object.const_set(:RAILS_ROOT, File.dirname(__FILE__) + '/controller_fixtures')
-
-    ActionController::Routing.controller_paths = [
-      RAILS_ROOT, RAILS_ROOT + '/app/controllers', RAILS_ROOT + '/vendor/plugins/bad_plugin/lib'
-    ]
-
-    assert_equal ["admin/user", "plugin", "user"], ActionController::Routing.possible_controllers.sort
-  ensure
-    if true_controller_paths
-      ActionController::Routing.controller_paths = true_controller_paths
-    end
-    ActionController::Routing.use_controllers! nil
-    Object.send(:remove_const, :RAILS_ROOT) rescue nil
-  end
-
-  def test_possible_controllers_are_reset_on_each_load
-    true_possible_controllers = ActionController::Routing.possible_controllers
-    true_controller_paths = ActionController::Routing.controller_paths
-
-    ActionController::Routing.use_controllers! nil
-    root = File.dirname(__FILE__) + '/controller_fixtures'
-
-    ActionController::Routing.controller_paths = []
-    assert_equal [], ActionController::Routing.possible_controllers
-
-    ActionController::Routing.controller_paths = [
-      root, root + '/app/controllers', root + '/vendor/plugins/bad_plugin/lib'
-    ]
-    ActionController::Routing::Routes.load!
-
-    assert_equal ["admin/user", "plugin", "user"], ActionController::Routing.possible_controllers.sort
-  ensure
-    ActionController::Routing.controller_paths = true_controller_paths
-    ActionController::Routing.use_controllers! true_possible_controllers
-    Object.send(:remove_const, :RAILS_ROOT) rescue nil
-
-    ActionController::Routing::Routes.reload!
-  end
-
-  def test_with_controllers
-    c = %w(admin/accounts admin/users account pages)
-    ActionController::Routing.with_controllers c do
-      assert_equal c, ActionController::Routing.possible_controllers
-    end
-  end
-
   def test_normalize_unix_paths
     load_paths = %w(. config/../app/controllers config/../app//helpers script/../config/../vendor/rails/actionpack/lib vendor/rails/railties/builtin/rails_info app/models lib script/../config/../foo/bar/../../app/models .foo/../.bar foo.bar/../config)
     paths = ActionController::Routing.normalize_paths(load_paths)
@@ -1815,22 +1763,20 @@ class RouteSetTest < ActiveSupport::TestCase
   end
 
   def test_slashes_are_implied
-    ActionController::Routing.with_controllers(['foo']) do
-      ['/:controller/:action/:id/', '/:controller/:action/:id',
-        ':controller/:action/:id', '/:controller/:action/:id/'
-      ].each do |path|
-        @set = nil
-        set.draw { |map| map.connect(path) }
+    ['/:controller/:action/:id/', '/:controller/:action/:id',
+      ':controller/:action/:id', '/:controller/:action/:id/'
+    ].each do |path|
+      @set = nil
+      set.draw { |map| map.connect(path) }
 
-        assert_equal '/foo', set.generate(:controller => 'foo', :action => 'index')
-        assert_equal '/foo/list', set.generate(:controller => 'foo', :action => 'list')
-        assert_equal '/foo/show/1', set.generate(:controller => 'foo', :action => 'show', :id => '1')
+      assert_equal '/content', set.generate(:controller => 'content', :action => 'index')
+      assert_equal '/content/list', set.generate(:controller => 'content', :action => 'list')
+      assert_equal '/content/show/1', set.generate(:controller => 'content', :action => 'show', :id => '1')
 
-        assert_equal({:controller => "foo", :action => "index"}, set.recognize_path('/foo'))
-        assert_equal({:controller => "foo", :action => "index"}, set.recognize_path('/foo/index'))
-        assert_equal({:controller => "foo", :action => "list"}, set.recognize_path('/foo/list'))
-        assert_equal({:controller => "foo", :action => "show", :id => "1"}, set.recognize_path('/foo/show/1'))
-      end
+      assert_equal({:controller => "content", :action => "index"}, set.recognize_path('/content'))
+      assert_equal({:controller => "content", :action => "index"}, set.recognize_path('/content/index'))
+      assert_equal({:controller => "content", :action => "list"}, set.recognize_path('/content/list'))
+      assert_equal({:controller => "content", :action => "show", :id => "1"}, set.recognize_path('/content/show/1'))
     end
   end
 
diff --git a/actionpack/test/controller/test_test.rb b/actionpack/test/controller/test_test.rb
index 84c97851ee..73870a56bb 100644
--- a/actionpack/test/controller/test_test.rb
+++ b/actionpack/test/controller/test_test.rb
@@ -123,9 +123,6 @@ XML
     @controller = TestController.new
     @request    = ActionController::TestRequest.new
     @response   = ActionController::TestResponse.new
-
-    ActionController::Routing.use_controllers! %w(content admin/user test_test/test)
-    ActionController::Routing::Routes.load_routes!
   end
 
   def test_raw_post_handling
diff --git a/actionpack/test/lib/controller/fake_controllers.rb b/actionpack/test/lib/controller/fake_controllers.rb
index 75c114c103..6e02e2d21b 100644
--- a/actionpack/test/lib/controller/fake_controllers.rb
+++ b/actionpack/test/lib/controller/fake_controllers.rb
@@ -1,15 +1,16 @@
 class << Object; alias_method :const_available?, :const_defined?; end
-  
-class ContentController < Class.new(ActionController::Base)
+
+class ContentController < ActionController::Base
 end
 class NotAController
 end
 module Admin
   class << self; alias_method :const_available?, :const_defined?; end
-  class UserController < Class.new(ActionController::Base); end
-  class NewsFeedController < Class.new(ActionController::Base); end
+  class UserController < ActionController::Base; end
+  class NewsFeedController < ActionController::Base; end
 end
 
+
 # For speed test
 class SpeedController < ActionController::Base;  end
 class SearchController        < SpeedController; end
diff --git a/actionpack/test/new_base/test_helper.rb b/actionpack/test/new_base/test_helper.rb
index 9271b2dd59..b7ccd3db8d 100644
--- a/actionpack/test/new_base/test_helper.rb
+++ b/actionpack/test/new_base/test_helper.rb
@@ -35,12 +35,6 @@ class Rack::TestCase < ActionController::IntegrationTest
   setup do
     ActionController::Base.session_options[:key] = "abc"
     ActionController::Base.session_options[:secret] = ("*" * 30)
-
-    controllers = ActionController::Base.subclasses.map do |k| 
-      k.underscore.sub(/_controller$/, '')
-    end
-
-    ActionController::Routing.use_controllers!(controllers)
   end
 
   def app
@@ -91,10 +85,26 @@ end
 class ::ApplicationController < ActionController::Base
 end
 
+module ActionController
+  class << Routing
+    def possible_controllers
+      @@possible_controllers ||= []
+    end
+  end
+
+  class Base
+    def self.inherited(klass)
+      name = klass.name.underscore.sub(/_controller$/, '')
+      ActionController::Routing.possible_controllers << name unless name.blank?
+      super
+    end
+  end
+end
+
 class SimpleRouteCase < Rack::TestCase
   setup do
     ActionController::Routing::Routes.draw do |map|
       map.connect ':controller/:action/:id'
     end
   end
-end
\ No newline at end of file
+end