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# Import nacl libs
import libnacl.blake
# Import python libs
import unittest
class TestBlake(unittest.TestCase):
'''
Test sign functions
'''
def test_keyless_blake(self):
msg1 = b'Are you suggesting coconuts migrate?'
msg2 = b'Not at all, they could be carried.'
chash1 = libnacl.crypto_generichash(msg1)
chash2 = libnacl.crypto_generichash(msg2)
self.assertNotEqual(msg1, chash1)
self.assertNotEqual(msg2, chash2)
self.assertNotEqual(chash2, chash1)
def test_key_blake(self):
msg1 = b'Are you suggesting coconuts migrate?'
msg2 = b'Not at all, they could be carried.'
key1 = libnacl.utils.rand_nonce()
key2 = libnacl.utils.rand_nonce()
khash1_1 = libnacl.blake.Blake2b(msg1, key1).digest()
khash1_1_2 = libnacl.blake.Blake2b(msg1, key1).digest()
khash1_2 = libnacl.blake.Blake2b(msg1, key2).digest()
khash2_1 = libnacl.blake.blake2b(msg2, key1).digest()
khash2_2 = libnacl.blake.blake2b(msg2, key2).digest()
self.assertNotEqual(msg1, khash1_1)
self.assertNotEqual(msg1, khash1_2)
self.assertNotEqual(msg2, khash2_1)
self.assertNotEqual(msg2, khash2_2)
self.assertNotEqual(khash1_1, khash1_2)
self.assertNotEqual(khash2_1, khash2_2)
self.assertNotEqual(khash1_1, khash2_1)
self.assertNotEqual(khash1_2, khash2_2)
self.assertEqual(khash1_1, khash1_1_2)
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