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authorChristian Heimes <christian@python.org>2021-05-02 07:47:45 (GMT)
committerGitHub <noreply@github.com>2021-05-02 07:47:45 (GMT)
commit91554e4c5ca3c762998296522f854a7166ba84f0 (patch)
treeaa6e08eedef59c4a4d5c750ed60e5d463f05a4ad /Lib/test/test_hashlib.py
parentfd0bc7e7f4f2c7de98a1ebc7ad1ef65b8f8f7ad6 (diff)
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bpo-43908: Mark ssl, hash, and hmac types as immutable (GH-25792)
Signed-off-by: Christian Heimes <christian@python.org>
Diffstat (limited to 'Lib/test/test_hashlib.py')
-rw-r--r--Lib/test/test_hashlib.py9
1 files changed, 9 insertions, 0 deletions
diff --git a/Lib/test/test_hashlib.py b/Lib/test/test_hashlib.py
index a515d3a..ad2ed69 100644
--- a/Lib/test/test_hashlib.py
+++ b/Lib/test/test_hashlib.py
@@ -926,6 +926,15 @@ class HashLibTestCase(unittest.TestCase):
):
HASHXOF()
+ def test_readonly_types(self):
+ for algorithm, constructors in self.constructors_to_test.items():
+ # all other types have DISALLOW_INSTANTIATION
+ for constructor in constructors:
+ hash_type = type(constructor())
+ with self.subTest(hash_type=hash_type):
+ with self.assertRaisesRegex(TypeError, "immutable type"):
+ hash_type.value = False
+
class KDFTests(unittest.TestCase):