cryptography/tests/test_cryptography_utils.py
Christian Heimes 1b922ed1de
Use well-defined enum representation (#6042)
Python 3.10 changed enum's object and string representation. PyCA
cryptography now uses a custom subclass of enum.Enum() will well-defined
__repr__ and __str__ from Python 3.9.

Related: https://bugs.python.org/issue40066
Fixes: https://github.com/pyca/cryptography/issues/5995
Signed-off-by: Christian Heimes <cheimes@redhat.com>
2021-05-12 08:54:23 -04:00

64 lines
1.6 KiB
Python

# This file is dual licensed under the terms of the Apache License, Version
# 2.0, and the BSD License. See the LICENSE file in the root of this repository
# for complete details.
import enum
import typing
import pytest
from cryptography import utils
class TestCachedProperty(object):
def test_simple(self):
class T(object):
@utils.cached_property
def t(self):
accesses.append(None)
return 14
accesses: typing.List[typing.Optional[T]] = []
assert T.t
t = T()
assert t.t == 14
assert len(accesses) == 1
assert t.t == 14
assert len(accesses) == 1
t = T()
assert t.t == 14
assert len(accesses) == 2
assert t.t == 14
assert len(accesses) == 2
def test_set(self):
class T(object):
@utils.cached_property
def t(self):
accesses.append(None)
return 14
accesses: typing.List[typing.Optional[T]] = []
t = T()
with pytest.raises(AttributeError):
t.t = None
assert len(accesses) == 0
assert t.t == 14
assert len(accesses) == 1
with pytest.raises(AttributeError):
t.t = None
assert len(accesses) == 1
assert t.t == 14
assert len(accesses) == 1
def test_enum():
class TestEnum(utils.Enum):
value = "something"
assert issubclass(TestEnum, enum.Enum)
assert isinstance(TestEnum.value, enum.Enum)
assert repr(TestEnum.value) == "<TestEnum.value: 'something'>"
assert str(TestEnum.value) == "TestEnum.value"