Don't pluralize resource methods [#4704 state:resolved]

Signed-off-by: Santiago Pastorino <santiago@wyeworks.com>

actionpack/lib/action_dispatch/routing/mapper.rb

@@ -498,16 +498,14 @@ module ActionDispatch
           end
 
           def plural
-            name.to_s.pluralize
+            @plural ||= name.to_s
           end
 
           def singular
-            name.to_s.singularize
+            @singular ||= name.to_s.singularize
           end
 
-          def member_name
-            singular
-          end
+          alias :member_name :singular
 
           # Checks for uncountable plurals, and appends "_index" if they're.
           def collection_name
@@ -518,9 +516,7 @@ module ActionDispatch
             { :controller => controller }
           end
 
-          def collection_scope
-            path
-          end
+          alias :collection_scope :path
 
           def member_scope
             "#{path}/:id"
@@ -547,15 +543,19 @@ module ActionDispatch
             @options    = options
           end
 
-          def member_name
-            name
+          def plural
+            @plural ||= name.to_s.pluralize
           end
-          alias :collection_name :member_name
 
-          def member_scope
-            path
+          def singular
+            @singular ||= name.to_s
           end
-          alias :nested_scope :member_scope
+
+          alias :member_name :singular
+          alias :collection_name :singular
+
+          alias :member_scope :path
+          alias :nested_scope :path
         end
 
         def initialize(*args) #:nodoc:

actionpack/test/dispatch/routing_test.rb

@@ -337,6 +337,14 @@ class TestRoutingMapper < ActionDispatch::IntegrationTest
 
       resources :content
 
+      namespace :transport do
+        resources :taxis
+      end
+
+      namespace :medical do
+        resource :taxis
+      end
+
       scope :constraints => { :id => /\d+/ } do
         get '/tickets', :to => 'tickets#index', :as => :tickets
       end
@@ -1884,6 +1892,60 @@ class TestRoutingMapper < ActionDispatch::IntegrationTest
     end
   end
 
+  def test_resources_are_not_pluralized
+    with_test_routes do
+      get '/transport/taxis'
+      assert_equal 'transport/taxis#index', @response.body
+      assert_equal '/transport/taxis', transport_taxis_path
+
+      get '/transport/taxis/new'
+      assert_equal 'transport/taxis#new', @response.body
+      assert_equal '/transport/taxis/new', new_transport_taxi_path
+
+      post '/transport/taxis'
+      assert_equal 'transport/taxis#create', @response.body
+
+      get '/transport/taxis/1'
+      assert_equal 'transport/taxis#show', @response.body
+      assert_equal '/transport/taxis/1', transport_taxi_path(:id => '1')
+
+      get '/transport/taxis/1/edit'
+      assert_equal 'transport/taxis#edit', @response.body
+      assert_equal '/transport/taxis/1/edit', edit_transport_taxi_path(:id => '1')
+
+      put '/transport/taxis/1'
+      assert_equal 'transport/taxis#update', @response.body
+
+      delete '/transport/taxis/1'
+      assert_equal 'transport/taxis#destroy', @response.body
+    end
+  end
+
+  def test_singleton_resources_are_not_singularized
+    with_test_routes do
+      get '/medical/taxis/new'
+      assert_equal 'medical/taxes#new', @response.body
+      assert_equal '/medical/taxis/new', new_medical_taxis_path
+
+      post '/medical/taxis'
+      assert_equal 'medical/taxes#create', @response.body
+
+      get '/medical/taxis'
+      assert_equal 'medical/taxes#show', @response.body
+      assert_equal '/medical/taxis', medical_taxis_path
+
+      get '/medical/taxis/edit'
+      assert_equal 'medical/taxes#edit', @response.body
+      assert_equal '/medical/taxis/edit', edit_medical_taxis_path
+
+      put '/medical/taxis'
+      assert_equal 'medical/taxes#update', @response.body
+
+      delete '/medical/taxis'
+      assert_equal 'medical/taxes#destroy', @response.body
+    end
+  end
+
 private
   def with_test_routes
     yield