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from django.test import TestCase
from rest_framework import generics, renderers, serializers, status
from rest_framework.response import Response
from rest_framework.test import APIRequestFactory
from tests.models import BasicModel
factory = APIRequestFactory()
class BasicSerializer(serializers.ModelSerializer):
class Meta:
model = BasicModel
fields = '__all__'
class StandardPostView(generics.CreateAPIView):
serializer_class = BasicSerializer
class ManyPostView(generics.GenericAPIView):
queryset = BasicModel.objects.all()
serializer_class = BasicSerializer
renderer_classes = (renderers.BrowsableAPIRenderer, renderers.JSONRenderer)
def post(self, request, *args, **kwargs):
serializer = self.get_serializer(self.get_queryset(), many=True)
return Response(serializer.data, status.HTTP_200_OK)
class TestPostingListData(TestCase):
"""
POSTing a list of data to a regular view should not cause the browsable
API to fail during rendering.
Regression test for https://github.com/encode/django-rest-framework/issues/5637
"""
def test_json_response(self):
# sanity check for non-browsable API responses
view = StandardPostView.as_view()
request = factory.post('/', [{}], format='json')
response = view(request).render()
self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
self.assertTrue('non_field_errors' in response.data)
def test_browsable_api(self):
view = StandardPostView.as_view()
request = factory.post('/?format=api', [{}], format='json')
response = view(request).render()
self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
self.assertTrue('non_field_errors' in response.data)
class TestManyPostView(TestCase):
def setUp(self):
"""
Create 3 BasicModel instances.
"""
items = ['foo', 'bar', 'baz']
for item in items:
BasicModel(text=item).save()
self.objects = BasicModel.objects
self.data = [
{'id': obj.id, 'text': obj.text}
for obj in self.objects.all()
]
self.view = ManyPostView.as_view()
def test_post_many_post_view(self):
"""
POST request to a view that returns a list of objects should
still successfully return the browsable API with a rendered form.
Regression test for https://github.com/encode/django-rest-framework/pull/3164
"""
data = {}
request = factory.post('/', data, format='json')
with self.assertNumQueries(1):
response = self.view(request).render()
assert response.status_code == status.HTTP_200_OK
assert len(response.data) == 3
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