def test_updating_name_validation_throw(self):
director = Director(name='steven', surname='spilberg')
director.full_clean()
director.save()
director.name = 'a' * 21
with self.assertRaises(ValidationError):
director.full_clean()
def test_updating_name_no_error_throw(self):
director = Director(name='ennio', surname='spilberg')
director.full_clean()
director.save()
created_date_src = director.created
director.name = 'steven'
director.save()
director.full_clean()
director.refresh_from_db()
created_date_dest = director.created
self.assertEqual(Director.objects.count(), 1)
self.assertEqual(1, director.id)
self.assertEqual('steven', director.name)
self.assertEqual('spilberg', director.surname)
self.assertEqual(created_date_dest, created_date_src)