diff options
Diffstat (limited to 'actionpack')
-rw-r--r-- | actionpack/lib/action_controller/metal/renderers.rb | 7 | ||||
-rw-r--r-- | actionpack/lib/action_controller/metal/responder.rb | 6 | ||||
-rw-r--r-- | actionpack/test/controller/mime/respond_with_test.rb | 31 |
3 files changed, 44 insertions, 0 deletions
diff --git a/actionpack/lib/action_controller/metal/renderers.rb b/actionpack/lib/action_controller/metal/renderers.rb index 5272dc6cdb..abed6e53cc 100644 --- a/actionpack/lib/action_controller/metal/renderers.rb +++ b/actionpack/lib/action_controller/metal/renderers.rb @@ -6,6 +6,13 @@ module ActionController Renderers.add(key, &block) end + class MissingRenderer < LoadError + def initialize(format) + @format = format + super("No renderer defined for format: #{@format}") + end + end + module Renderers extend ActiveSupport::Concern diff --git a/actionpack/lib/action_controller/metal/responder.rb b/actionpack/lib/action_controller/metal/responder.rb index fd5b661209..66ff34a794 100644 --- a/actionpack/lib/action_controller/metal/responder.rb +++ b/actionpack/lib/action_controller/metal/responder.rb @@ -202,6 +202,7 @@ module ActionController #:nodoc: # This is the common behavior for formats associated with APIs, such as :xml and :json. def api_behavior(error) raise error unless resourceful? + raise MissingRenderer.new(format) unless has_renderer? if get? display resource @@ -269,6 +270,11 @@ module ActionController #:nodoc: resource.respond_to?(:errors) && !resource.errors.empty? end + # Check whether the neceessary Renderer is available + def has_renderer? + Renderers::RENDERERS.include?(format) + end + # By default, render the <code>:edit</code> action for HTML requests with errors, unless # the verb was POST. # diff --git a/actionpack/test/controller/mime/respond_with_test.rb b/actionpack/test/controller/mime/respond_with_test.rb index 582050b78c..29ddbff8d4 100644 --- a/actionpack/test/controller/mime/respond_with_test.rb +++ b/actionpack/test/controller/mime/respond_with_test.rb @@ -107,6 +107,20 @@ class RenderJsonRespondWithController < RespondWithController end end +class CsvRespondWithController < ActionController::Base + respond_to :csv + + class RespondWithCsv + def to_csv + "c,s,v" + end + end + + def index + respond_with(RespondWithCsv.new) + end +end + class EmptyRespondWithController < ActionController::Base def index respond_with(Customer.new("david", 13)) @@ -607,6 +621,23 @@ class RespondWithControllerTest < ActionController::TestCase RespondWithController.responder = ActionController::Responder end + def test_uses_renderer_if_an_api_behavior + ActionController::Renderers.add :csv do |obj, options| + send_data obj.to_csv, type: Mime::CSV + end + @controller = CsvRespondWithController.new + get :index, format: 'csv' + assert_equal Mime::CSV, @response.content_type + assert_equal "c,s,v", @response.body + end + + def test_raises_missing_renderer_if_an_api_behavior_with_no_renderer + @controller = CsvRespondWithController.new + assert_raise ActionController::MissingRenderer do + get :index, format: 'csv' + end + end + def test_error_is_raised_if_no_respond_to_is_declared_and_respond_with_is_called @controller = EmptyRespondWithController.new @request.accept = "*/*" |