django/tests/validation/test_picklable.py

42 lines
2.0 KiB
Python

import pickle
from unittest import TestCase
from django.core.exceptions import ValidationError
class PickableValidationErrorTestCase(TestCase):
def test_validationerror_is_picklable(self):
original = ValidationError('a', code='something')
unpickled = pickle.loads(pickle.dumps(original))
self.assertIs(unpickled, unpickled.error_list[0])
self.assertEqual(original.message, unpickled.message)
self.assertEqual(original.code, unpickled.code)
original = ValidationError('a', code='something')
unpickled = pickle.loads(pickle.dumps(ValidationError(original)))
self.assertIs(unpickled, unpickled.error_list[0])
self.assertEqual(original.message, unpickled.message)
self.assertEqual(original.code, unpickled.code)
original = ValidationError(['a', 'b'])
unpickled = pickle.loads(pickle.dumps(original))
self.assertEqual(original.error_list[0].message, unpickled.error_list[0].message)
self.assertEqual(original.error_list[1].message, unpickled.error_list[1].message)
original = ValidationError(['a', 'b'])
unpickled = pickle.loads(pickle.dumps(ValidationError(original)))
self.assertEqual(original.error_list[0].message, unpickled.error_list[0].message)
self.assertEqual(original.error_list[1].message, unpickled.error_list[1].message)
original = ValidationError([ValidationError('a'), ValidationError('b')])
unpickled = pickle.loads(pickle.dumps(original))
self.assertIs(unpickled.args[0][0], unpickled.error_list[0])
self.assertEqual(original.error_list[0].message, unpickled.error_list[0].message)
self.assertEqual(original.error_list[1].message, unpickled.error_list[1].message)
message_dict = {'field1': ['a', 'b'], 'field2': ['c', 'd']}
original = ValidationError(message_dict)
unpickled = pickle.loads(pickle.dumps(original))
self.assertEqual(unpickled.message_dict, message_dict)