def test_onetimeauth(self):
msg = b'Hello, world!'
key = nacl.randombytes(nacl.lookup('onetimeauth_KEYBYTES'))
auth = nacl.onetimeauth(msg, key)
self.assertIsInstance(auth, bytes)
self.assertTrue(nacl.onetimeauth_verify(auth, msg, key))
self.assertEqual(len(auth), nacl.lookup('onetimeauth_BYTES'))
msg = bytearray(msg)
key = bytearray(key)
auth = bytearray(auth)
msg[0] ^= 0xff; self.assertFalse(nacl.onetimeauth_verify(auth, msg, key))
msg[0] ^= 0xff; self.assertTrue(nacl.onetimeauth_verify(auth, msg, key))
key[0] ^= 0xff; self.assertFalse(nacl.onetimeauth_verify(auth, msg, key))
key[0] ^= 0xff; self.assertTrue(nacl.onetimeauth_verify(auth, msg, key))
auth[0] ^= 0xff; self.assertFalse(nacl.onetimeauth_verify(auth, msg, key))
auth[0] ^= 0xff; self.assertTrue(nacl.onetimeauth_verify(auth, msg, key))
def test_hash(self):
msg = b'Foo bar baz'
h = nacl.hash(msg)
self.assertIsInstance(h, bytes)
self.assertEqual(len(h), nacl.lookup('hash_BYTES'))