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Add test cases for internal SHA3 helpers

This commit is contained in:
Christian Heimes 2016-09-23 11:32:30 +02:00
parent 21c8c92422
commit e370409cb1
1 changed files with 21 additions and 0 deletions
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21
Lib/test/test_hashlib.py
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@ -339,6 +339,9 @@ class HashLibTestCase(unittest.TestCase):
self.check_blocksize_name('sha256', 64, 32)
self.check_blocksize_name('sha384', 128, 48)
self.check_blocksize_name('sha512', 128, 64)
@requires_sha3
def test_blocksize_name_sha3(self):
self.check_blocksize_name('sha3_224', 144, 28)
self.check_blocksize_name('sha3_256', 136, 32)
self.check_blocksize_name('sha3_384', 104, 48)
@ -346,6 +349,24 @@ class HashLibTestCase(unittest.TestCase):
self.check_blocksize_name('shake_128', 168, 0, 32)
self.check_blocksize_name('shake_256', 136, 0, 64)
def check_sha3(self, name, capacity, rate, suffix):
constructors = self.constructors_to_test[name]
for hash_object_constructor in constructors:
m = hash_object_constructor()
self.assertEqual(capacity + rate, 1600)
self.assertEqual(m._capacity_bits, capacity)
self.assertEqual(m._rate_bits, rate)
self.assertEqual(m._suffix, suffix)
@requires_sha3
def test_extra_sha3(self):
self.check_sha3('sha3_224', 448, 1152, b'\x06')
self.check_sha3('sha3_256', 512, 1088, b'\x06')
self.check_sha3('sha3_384', 768, 832, b'\x06')
self.check_sha3('sha3_512', 1024, 576, b'\x06')
self.check_sha3('shake_128', 256, 1344, b'\x1f')
self.check_sha3('shake_256', 512, 1088, b'\x1f')
@requires_blake2
def test_blocksize_name_blake2(self):
self.check_blocksize_name('blake2b', 128, 64)