User .accepted_renderer, .accepted_media_type

rest_framework/tests/negotiation.py

 from django.test import TestCase
 from django.test.client import RequestFactory
-from rest_framework.decorators import api_view, renderer_classes
 from rest_framework.negotiation import DefaultContentNegotiation
-from rest_framework.response import Response
 
 factory = RequestFactory()
 
@@ -10,26 +8,14 @@ factory = RequestFactory()
 class MockJSONRenderer(object):
     media_type = 'application/json'
 
-    def __init__(self, view):
-        pass
-
 
 class MockHTMLRenderer(object):
     media_type = 'text/html'
 
-    def __init__(self, view):
-        pass
-
-
-@api_view(('GET',))
-@renderer_classes((MockJSONRenderer, MockHTMLRenderer))
-def example(request):
-    return Response()
-
 
 class TestAcceptedMediaType(TestCase):
     def setUp(self):
-        self.renderers = [MockJSONRenderer(None), MockHTMLRenderer(None)]
+        self.renderers = [MockJSONRenderer(), MockHTMLRenderer()]
         self.negotiator = DefaultContentNegotiation()
 
     def negotiate(self, request):
@@ -49,10 +35,3 @@ class TestAcceptedMediaType(TestCase):
         request = factory.get('/', HTTP_ACCEPT='application/json; indent=8')
         accepted_renderer, accepted_media_type = self.negotiate(request)
         self.assertEquals(accepted_media_type, 'application/json; indent=8')
-
-
-class IntegrationTests(TestCase):
-    def test_accepted_negotiation_set_on_request(self):
-        request = factory.get('/', HTTP_ACCEPT='*/*')
-        response = example(request)
-        self.assertEquals(response.accepted_media_type, 'application/json')

rest_framework/views.py

@@ -199,20 +199,26 @@ class APIView(View):
         Runs anything that needs to occur prior to calling the method handlers.
         """
         self.format = self.get_format_suffix(**kwargs)
+
         if not self.has_permission(request):
             self.permission_denied(request)
         self.check_throttles(request)
-        self.renderer, self.accepted_media_type = self.perform_content_negotiation(request)
+
+        # Perform content negotiation and store the accepted info on the request
+        neg = self.perform_content_negotiation(request)
+        request.accepted_renderer, request.accepted_media_type = neg
 
     def finalize_response(self, request, response, *args, **kwargs):
         """
         Returns the final response object.
         """
         if isinstance(response, Response):
-            if not getattr(self, 'renderer', None):
-                self.renderer, self.accepted_media_type = self.perform_content_negotiation(request, force=True)
-            response.accepted_renderer = self.renderer
-            response.accepted_media_type = self.accepted_media_type
+            if not getattr(request, 'accepted_renderer', None):
+                neg = self.perform_content_negotiation(request, force=True)
+                request.accepted_renderer, request.accepted_media_type = neg
+
+            response.accepted_renderer = request.accepted_renderer
+            response.accepted_media_type = request.accepted_media_type
 
         for key, value in self.headers.items():
             response[key] = value