Responder redirects to resource if destroy fails.

Signed-off-by: NYehuda Katz <wycats@Yehuda-Katz.local>

actionpack/lib/action_controller/metal/responder.rb

@@ -80,6 +80,11 @@ module ActionController #:nodoc:
   class Responder
     attr_reader :controller, :request, :format, :resource, :resources, :options
 
+    ACTIONS_FOR_VERBS = {
+      :post => :new,
+      :put => :edit
+    }
+
     def initialize(controller, resources, options={})
       @controller = controller
       @request = controller.request
@@ -138,7 +143,7 @@ def to_format
     def navigation_behavior(error)
       if get?
         raise error
-      elsif has_errors?
+      elsif has_errors? && default_action
         render :action => default_action
       else
         redirect_to resource_location
@@ -209,7 +214,7 @@ def has_errors?
     # the verb is post.
     #
     def default_action
-      @action || (request.post? ? :new : :edit)
+      @action ||= ACTIONS_FOR_VERBS[request.method]
     end
   end
 end

actionpack/test/controller/mime_responds_test.rb

@@ -599,14 +599,18 @@ def test_using_resource
     end
   end
 
-  def test_using_resource_for_post_with_html
+  def test_using_resource_for_post_with_html_redirects_on_success
     with_test_route_set do
       post :using_resource
       assert_equal "text/html", @response.content_type
       assert_equal 302, @response.status
       assert_equal "http://www.example.com/customers/13", @response.location
       assert @response.redirect?
+    end
+  end
 
+  def test_using_resource_for_post_with_html_rerender_on_failure
+    with_test_route_set do
       errors = { :name => :invalid }
       Customer.any_instance.stubs(:errors).returns(errors)
       post :using_resource
@@ -617,16 +621,20 @@ def test_using_resource_for_post_with_html
     end
   end
 
-  def test_using_resource_for_post_with_xml
+  def test_using_resource_for_post_with_xml_yields_created_on_success
     with_test_route_set do
       @request.accept = "application/xml"
-
       post :using_resource
       assert_equal "application/xml", @response.content_type
       assert_equal 201, @response.status
       assert_equal "<name>david</name>", @response.body
       assert_equal "http://www.example.com/customers/13", @response.location
+    end
+  end
 
+  def test_using_resource_for_post_with_xml_yields_unprocessable_entity_on_failure
+    with_test_route_set do
+      @request.accept = "application/xml"
       errors = { :name => :invalid }
       Customer.any_instance.stubs(:errors).returns(errors)
       post :using_resource
@@ -637,14 +645,18 @@ def test_using_resource_for_post_with_xml
     end
   end
 
-  def test_using_resource_for_put_with_html
+  def test_using_resource_for_put_with_html_redirects_on_success
     with_test_route_set do
       put :using_resource
       assert_equal "text/html", @response.content_type
       assert_equal 302, @response.status
       assert_equal "http://www.example.com/customers/13", @response.location
       assert @response.redirect?
+    end
+  end
 
+  def test_using_resource_for_put_with_html_rerender_on_failure
+    with_test_route_set do
       errors = { :name => :invalid }
       Customer.any_instance.stubs(:errors).returns(errors)
       put :using_resource
@@ -655,14 +667,16 @@ def test_using_resource_for_put_with_html
     end
   end
 
-  def test_using_resource_for_put_with_xml
+  def test_using_resource_for_put_with_xml_yields_ok_on_success
     @request.accept = "application/xml"
-
     put :using_resource
     assert_equal "application/xml", @response.content_type
     assert_equal 200, @response.status
     assert_equal " ", @response.body
+  end
 
+  def test_using_resource_for_put_with_xml_yields_unprocessable_entity_on_failure
+    @request.accept = "application/xml"
     errors = { :name => :invalid }
     Customer.any_instance.stubs(:errors).returns(errors)
     put :using_resource
@@ -672,7 +686,7 @@ def test_using_resource_for_put_with_xml
     assert_nil @response.location
   end
 
-  def test_using_resource_for_delete_with_html
+  def test_using_resource_for_delete_with_html_redirects_on_success
     with_test_route_set do
       Customer.any_instance.stubs(:destroyed?).returns(true)
       delete :using_resource
@@ -682,7 +696,7 @@ def test_using_resource_for_delete_with_html
     end
   end
 
-  def test_using_resource_for_delete_with_xml
+  def test_using_resource_for_delete_with_xml_yields_ok_on_success
     Customer.any_instance.stubs(:destroyed?).returns(true)
     @request.accept = "application/xml"
     delete :using_resource
@@ -691,6 +705,18 @@ def test_using_resource_for_delete_with_xml
     assert_equal " ", @response.body
   end
 
+  def test_using_resource_for_delete_with_html_redirects_on_failure
+    with_test_route_set do
+      errors = { :name => :invalid }
+      Customer.any_instance.stubs(:errors).returns(errors)
+      Customer.any_instance.stubs(:destroyed?).returns(false)
+      delete :using_resource
+      assert_equal "text/html", @response.content_type
+      assert_equal 302, @response.status
+      assert_equal "http://www.example.com/customers/13", @response.location
+    end
+  end
+
   def test_using_resource_with_parent_for_get
     @request.accept = "application/xml"
     get :using_resource_with_parent