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# Import libnacl libs
import libnacl.aead
# Import python libs
import unittest
class TestAEAD(unittest.TestCase):
'''
'''
@unittest.skipUnless(libnacl.HAS_AEAD_AES256GCM, 'AES256-GCM AEAD not available')
def test_gcm_aead(self):
msg = b"You've got two empty halves of coconuts and your bangin' 'em together."
aad = b'\x00\x11\x22\x33'
box = libnacl.aead.AEAD().useAESGCM()
ctxt = box.encrypt(msg, aad)
self.assertNotEqual(msg, ctxt)
box2 = libnacl.aead.AEAD(box.sk).useAESGCM()
clear1 = box.decrypt(ctxt, len(aad))
self.assertEqual(msg, clear1)
clear2 = box2.decrypt(ctxt, len(aad))
self.assertEqual(clear1, clear2)
ctxt2 = box2.encrypt(msg, aad)
clear3 = box.decrypt(ctxt2, len(aad))
self.assertEqual(clear3, msg)
@unittest.skipUnless(libnacl.HAS_AEAD_AES256GCM, 'AES256-GCM AEAD not available')
def test_gcm_aead_class(self):
msg = b"You've got two empty halves of coconuts and your bangin' 'em together."
aad = b'\x00\x11\x22\x33'
box = libnacl.aead.AEAD_AESGCM()
ctxt = box.encrypt(msg, aad)
self.assertNotEqual(msg, ctxt)
box2 = libnacl.aead.AEAD_AESGCM(box.sk)
clear1 = box.decrypt(ctxt, len(aad))
self.assertEqual(msg, clear1)
clear2 = box2.decrypt(ctxt, len(aad))
self.assertEqual(clear1, clear2)
ctxt2 = box2.encrypt(msg, aad)
clear3 = box.decrypt(ctxt2, len(aad))
self.assertEqual(clear3, msg)
@unittest.skipUnless(libnacl.HAS_AEAD_CHACHA20POLY1305_IETF, 'IETF variant of ChaCha20Poly1305 AEAD not available')
def test_ietf_aead(self):
msg = b"Our King? Well i didn't vote for you!!"
aad = b'\x00\x11\x22\x33'
box = libnacl.aead.AEAD()
ctxt = box.encrypt(msg, aad)
self.assertNotEqual(msg, ctxt)
box2 = libnacl.aead.AEAD(box.sk)
clear1 = box.decrypt(ctxt, len(aad))
self.assertEqual(msg, clear1)
clear2 = box2.decrypt(ctxt, len(aad))
self.assertEqual(clear1, clear2)
ctxt2 = box2.encrypt(msg, aad)
clear3 = box.decrypt(ctxt2, len(aad))
@unittest.skipUnless(libnacl.HAS_AEAD_CHACHA20POLY1305_IETF, 'IETF variant of ChaCha20Poly1305 AEAD not available')
def test_ietf_aead_class(self):
msg = b"Our King? Well i didn't vote for you!!"
aad = b'\x00\x11\x22\x33'
box = libnacl.aead.AEAD_CHACHA()
ctxt = box.encrypt(msg, aad)
self.assertNotEqual(msg, ctxt)
box2 = libnacl.aead.AEAD_CHACHA(box.sk)
clear1 = box.decrypt(ctxt, len(aad))
self.assertEqual(msg, clear1)
clear2 = box2.decrypt(ctxt, len(aad))
self.assertEqual(clear1, clear2)
ctxt2 = box2.encrypt(msg, aad)
clear3 = box.decrypt(ctxt2, len(aad))
@unittest.skipUnless(libnacl.HAS_AEAD_XCHACHA20POLY1305_IETF, 'IETF variant of xChaCha20Poly1305 AEAD not available')
def test_ietf_aead_xchacha(self):
msg = b"Our King? Well i didn't vote for you!!"
aad = b'\x00\x11\x22\x33'
box = libnacl.aead.AEAD().useXCHACHA()
ctxt = box.encrypt(msg, aad)
self.assertNotEqual(msg, ctxt)
box2 = libnacl.aead.AEAD(box.sk).useXCHACHA()
clear1 = box.decrypt(ctxt, len(aad))
self.assertEqual(msg, clear1)
clear2 = box2.decrypt(ctxt, len(aad))
self.assertEqual(clear1, clear2)
ctxt2 = box2.encrypt(msg, aad)
clear3 = box.decrypt(ctxt2, len(aad))
self.assertEqual(clear3, msg)
self.assertEqual(clear3, msg)
@unittest.skipUnless(libnacl.HAS_AEAD_XCHACHA20POLY1305_IETF, 'IETF variant of xChaCha20Poly1305 AEAD not available')
def test_ietf_aead_xchacha_class(self):
msg = b"Our King? Well i didn't vote for you!!"
aad = b'\x00\x11\x22\x33'
box = libnacl.aead.AEAD_XCHACHA()
ctxt = box.encrypt(msg, aad)
self.assertNotEqual(msg, ctxt)
box2 = libnacl.aead.AEAD_XCHACHA(box.sk)
clear1 = box.decrypt(ctxt, len(aad))
self.assertEqual(msg, clear1)
clear2 = box2.decrypt(ctxt, len(aad))
self.assertEqual(clear1, clear2)
ctxt2 = box2.encrypt(msg, aad)
clear3 = box.decrypt(ctxt2, len(aad))
self.assertEqual(clear3, msg)
self.assertEqual(clear3, msg)
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