'GenericRelations on inherited classes use the correct content type.'

def test_inherited_models_content_type(self):

    p = Place.objects.create(name='South    Park')
    r = Restaurant.objects.create(name="Chubby's")
    l1 = Link.objects.create(content_object=p)
    l2 = Link.objects.create(content_object=r)
    self.assertEqual(list(p.links.all()), [l1])
    self.assertEqual(list(r.links.all()), [l2])
