'Foreign key fields can also be updated, although you can only update
the object referred to, not anything inside the related object.'

def test_update_fk(self):

    resp = RelatedPoint.objects.filter(name='r1').update(data=self.d0)
    self.assertEqual(resp, 1)
    resp = RelatedPoint.objects.filter(data__name='d0')
    self.assertEqual(list(resp), [self.r1])
