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# Import libnacl libs
import libnacl
import libnacl.utils
# Import python libs
import unittest
class TestSign(unittest.TestCase):
'''
Test sign functions
'''
def test_gen(self):
vk1, sk1 = libnacl.crypto_sign_keypair()
vk2, sk2 = libnacl.crypto_sign_keypair()
vk3, sk3 = libnacl.crypto_sign_keypair()
self.assertEqual(len(vk1), libnacl.crypto_sign_PUBLICKEYBYTES)
self.assertEqual(len(sk1), libnacl.crypto_sign_SECRETKEYBYTES)
self.assertEqual(len(vk2), libnacl.crypto_sign_PUBLICKEYBYTES)
self.assertEqual(len(sk2), libnacl.crypto_sign_SECRETKEYBYTES)
self.assertEqual(len(vk3), libnacl.crypto_sign_PUBLICKEYBYTES)
self.assertEqual(len(sk3), libnacl.crypto_sign_SECRETKEYBYTES)
self.assertNotEqual(vk1, sk1)
self.assertNotEqual(vk2, sk2)
self.assertNotEqual(vk3, sk3)
self.assertNotEqual(vk1, vk2)
self.assertNotEqual(vk1, vk3)
self.assertNotEqual(sk1, sk2)
self.assertNotEqual(sk2, sk3)
def test_box(self):
msg = b'Are you suggesting coconuts migrate?'
# run 1
vk1, sk1 = libnacl.crypto_sign_keypair()
sig = libnacl.crypto_sign(msg, sk1)
self.assertEqual(msg, sig[libnacl.crypto_sign_BYTES:])
sig_msg = libnacl.crypto_sign_open(sig, vk1)
self.assertEqual(msg, sig_msg)
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