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author | Alex Gaynor <alex.gaynor@gmail.com> | 2013-11-13 13:26:24 -0800 |
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committer | Alex Gaynor <alex.gaynor@gmail.com> | 2013-11-13 13:26:24 -0800 |
commit | c2cddd2b1f0bd935ed53ee49446e268d9bf874e7 (patch) | |
tree | 5ab21f260a23d74145662ece1c5c1b3917e28d63 /tests | |
parent | e0c1fe9991cb1e428d5179994940726baae899a0 (diff) | |
parent | 00fb12ae9d453e1c6db6a046ebf1f68000b44377 (diff) | |
download | cryptography-c2cddd2b1f0bd935ed53ee49446e268d9bf874e7.tar.gz cryptography-c2cddd2b1f0bd935ed53ee49446e268d9bf874e7.tar.bz2 cryptography-c2cddd2b1f0bd935ed53ee49446e268d9bf874e7.zip |
Merge pull request #253 from dreid/hash-raise-after-finalize
raise an exception if you try to use a HashContext after finalize is called.
Diffstat (limited to 'tests')
-rw-r--r-- | tests/hazmat/primitives/test_hashes.py | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/tests/hazmat/primitives/test_hashes.py b/tests/hazmat/primitives/test_hashes.py index c022f537..991caf15 100644 --- a/tests/hazmat/primitives/test_hashes.py +++ b/tests/hazmat/primitives/test_hashes.py @@ -19,6 +19,7 @@ import pytest import six +from cryptography.exceptions import AlreadyFinalized from cryptography.hazmat.bindings import _default_backend from cryptography.hazmat.primitives import hashes @@ -51,6 +52,16 @@ class TestHashContext(object): with pytest.raises(TypeError): hashes.Hash(hashes.SHA1) + def test_raises_after_finalize(self): + h = hashes.Hash(hashes.SHA1()) + h.finalize() + + with pytest.raises(AlreadyFinalized): + h.update(b"foo") + + with pytest.raises(AlreadyFinalized): + h.copy() + class TestSHA1(object): test_SHA1 = generate_base_hash_test( |