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Diffstat (limited to 'lib/Crypto/SelfTest/Hash/test_SHA3_384.py')
-rw-r--r-- | lib/Crypto/SelfTest/Hash/test_SHA3_384.py | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/lib/Crypto/SelfTest/Hash/test_SHA3_384.py b/lib/Crypto/SelfTest/Hash/test_SHA3_384.py new file mode 100644 index 0000000..b0ba1bf --- /dev/null +++ b/lib/Crypto/SelfTest/Hash/test_SHA3_384.py @@ -0,0 +1,79 @@ +# -*- coding: utf-8 -*- +# +# SelfTest/Hash/test_SHA3_384.py: Self-test for the SHA-3/384 hash function +# +# =================================================================== +# The contents of this file are dedicated to the public domain. To +# the extent that dedication to the public domain is not available, +# everyone is granted a worldwide, perpetual, royalty-free, +# non-exclusive license to exercise all rights associated with the +# contents of this file for any purpose whatsoever. +# No rights are reserved. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS +# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN +# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +# SOFTWARE. +# =================================================================== + +"""Self-test suite for Crypto.Hash.SHA3_384""" + +import unittest +from binascii import hexlify + +from Crypto.SelfTest.loader import load_test_vectors +from Crypto.SelfTest.st_common import list_test_cases +from Crypto.Hash import SHA3_384 as SHA3 +from Crypto.Util.py3compat import b + + +class APITest(unittest.TestCase): + + def test_update_after_digest(self): + msg=b("rrrrttt") + + # Normally, update() cannot be done after digest() + h = SHA3.new(data=msg[:4]) + dig1 = h.digest() + self.assertRaises(TypeError, h.update, msg[4:]) + dig2 = SHA3.new(data=msg).digest() + + # With the proper flag, it is allowed + h = SHA3.new(data=msg[:4], update_after_digest=True) + self.assertEqual(h.digest(), dig1) + # ... and the subsequent digest applies to the entire message + # up to that point + h.update(msg[4:]) + self.assertEqual(h.digest(), dig2) + + +def get_tests(config={}): + from .common import make_hash_tests + + tests = [] + + test_vectors = load_test_vectors(("Hash", "SHA3"), + "ShortMsgKAT_SHA3-384.txt", + "KAT SHA-3 384", + { "len" : lambda x: int(x) } ) or [] + + test_data = [] + for tv in test_vectors: + if tv.len == 0: + tv.msg = b("") + test_data.append((hexlify(tv.md), tv.msg, tv.desc)) + + tests += make_hash_tests(SHA3, "SHA3_384", test_data, + digest_size=SHA3.digest_size, + oid="2.16.840.1.101.3.4.2.9") + tests += list_test_cases(APITest) + return tests + +if __name__ == '__main__': + import unittest + suite = lambda: unittest.TestSuite(get_tests()) + unittest.main(defaultTest='suite') |