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# Import libnacl libs
import libnacl.public
import libnacl.dual
# Import python libs
import unittest
class TestDual(unittest.TestCase):
'''
'''
def test_secretkey(self):
'''
'''
msg = b'You\'ve got two empty halves of coconut and you\'re bangin\' \'em together.'
bob = libnacl.dual.DualSecret()
alice = libnacl.dual.DualSecret()
bob_box = libnacl.public.Box(bob.sk, alice.pk)
alice_box = libnacl.public.Box(alice.sk, bob.pk)
bob_ctxt = bob_box.encrypt(msg)
self.assertNotEqual(msg, bob_ctxt)
bclear = alice_box.decrypt(bob_ctxt)
self.assertEqual(msg, bclear)
alice_ctxt = alice_box.encrypt(msg)
self.assertNotEqual(msg, alice_ctxt)
aclear = alice_box.decrypt(alice_ctxt)
self.assertEqual(msg, aclear)
self.assertNotEqual(bob_ctxt, alice_ctxt)
self.assertEqual(bob.pk_hex, bob.hex_pk())
self.assertEqual(bob.sk_hex, bob.hex_sk())
self.assertEqual(bob.vk_hex, bob.hex_vk())
def test_publickey(self):
'''
'''
msg = b'You\'ve got two empty halves of coconut and you\'re bangin\' \'em together.'
bob = libnacl.dual.DualSecret()
alice = libnacl.dual.DualSecret()
alice_pk = libnacl.public.PublicKey(alice.pk)
bob_box = libnacl.public.Box(bob.sk, alice_pk)
alice_box = libnacl.public.Box(alice.sk, bob.pk)
bob_ctxt = bob_box.encrypt(msg)
self.assertNotEqual(msg, bob_ctxt)
bclear = alice_box.decrypt(bob_ctxt)
self.assertEqual(msg, bclear)
self.assertEqual(bob.pk_hex, bob.hex_pk())
self.assertEqual(bob.sk_hex, bob.hex_sk())
self.assertEqual(bob.vk_hex, bob.hex_vk())
def test_sign(self):
msg = (b'Well, that\'s no ordinary rabbit. That\'s the most foul, '
b'cruel, and bad-tempered rodent you ever set eyes on.')
signer = libnacl.dual.DualSecret()
signed = signer.sign(msg)
signature = signer.signature(msg)
self.assertNotEqual(msg, signed)
veri = libnacl.sign.Verifier(signer.hex_vk())
verified = veri.verify(signed)
verified2 = veri.verify(signature + msg)
self.assertEqual(verified, msg)
self.assertEqual(verified2, msg)
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