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61917aa08b
This commit also added tests for LazyObject and refactored the testsuite of SimpleLazyObject so that it can share test cases with LazyObject.
32 lines
905 B
Python
32 lines
905 B
Python
from __future__ import unicode_literals
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import pickle
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from django.contrib.auth.models import User
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from django.test import TestCase
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from django.utils import six
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from django.utils.functional import SimpleLazyObject
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class TestUtilsSimpleLazyObjectDjangoTestCase(TestCase):
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def test_pickle_py2_regression(self):
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# See ticket #20212
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user = User.objects.create_user('johndoe', 'john@example.com', 'pass')
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x = SimpleLazyObject(lambda: user)
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# This would fail with "TypeError: can't pickle instancemethod objects",
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# only on Python 2.X.
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pickle.dumps(x)
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# Try the variant protocol levels.
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pickle.dumps(x, 0)
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pickle.dumps(x, 1)
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pickle.dumps(x, 2)
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if six.PY2:
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import cPickle
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# This would fail with "TypeError: expected string or Unicode object, NoneType found".
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cPickle.dumps(x)
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