def test_subclass_uses_registered_subclass(self):
tagged_item = GenericRelatedField({
Note: NoteSerializer(),
NoteProxy: NoteProxySerializer(),
}, read_only=True)
# NoteProxy instance should use the NoteProxySerializer in
# preference to the NoteSerializer
proxied = NoteProxy.objects.get(pk=self.note.pk)
serializer = tagged_item.get_serializer_for_instance(proxied)
self.assertIsInstance(serializer, NoteProxySerializer)
# But Note instance should use the NoteSerializer
serializer = tagged_item.get_serializer_for_instance(self.note)
self.assertIsInstance(serializer, NoteSerializer)
def test_subclass_uses_registered_subclass(self):
tagged_item = GenericRelatedField(
{
Note: NoteSerializer(),
NoteProxy: NoteProxySerializer(),
},
read_only=True)
# NoteProxy instance should use the NoteProxySerializer in
# preference to the NoteSerializer
proxied = NoteProxy.objects.get(pk=self.note.pk)
serializer = tagged_item.get_serializer_for_instance(proxied)
self.assertIsInstance(serializer, NoteProxySerializer)
# But Note instance should use the NoteSerializer
serializer = tagged_item.get_serializer_for_instance(self.note)
self.assertIsInstance(serializer, NoteSerializer)
def test_subclass_uses_registered_parent(self):
tagged_item = GenericRelatedField({
Note: NoteSerializer(),
}, read_only=True)
# NoteProxy instance should use the NoteSerializer,
# since no more specific serializer is registered
proxied = NoteProxy.objects.get(pk=self.note.pk)
serializer = tagged_item.get_serializer_for_instance(proxied)
self.assertIsInstance(serializer, NoteSerializer)
def test_subclass_uses_registered_parent(self):
tagged_item = GenericRelatedField({
Note: NoteSerializer(),
},
read_only=True)
# NoteProxy instance should use the NoteSerializer,
# since no more specific serializer is registered
proxied = NoteProxy.objects.get(pk=self.note.pk)
serializer = tagged_item.get_serializer_for_instance(proxied)
self.assertIsInstance(serializer, NoteSerializer)
