def test_generate_auxiliary_key_pair(self): # Arrange guardian = Guardian(SENDER_GUARDIAN_ID, SENDER_SEQUENCE_ORDER, NUMBER_OF_GUARDIANS, QUORUM) first_public_key = guardian.share_auxiliary_public_key() # Act guardian.generate_auxiliary_key_pair() second_public_key = guardian.share_auxiliary_public_key() # Assert self.assertIsNotNone(second_public_key) self.assertIsNotNone(second_public_key.key) self.assertNotEqual(first_public_key.key, second_public_key.key)
def test_publish_election_backup_challenge(self): # Arrange guardian = Guardian( SENDER_GUARDIAN_ID, SENDER_SEQUENCE_ORDER, NUMBER_OF_GUARDIANS, QUORUM ) recipient_guardian = Guardian( RECIPIENT_GUARDIAN_ID, RECIPIENT_SEQUENCE_ORDER, NUMBER_OF_GUARDIANS, QUORUM, ) guardian.save_auxiliary_public_key( recipient_guardian.share_auxiliary_public_key() ) guardian.generate_election_partial_key_backups(identity_auxiliary_encrypt) # Act challenge = guardian.publish_election_backup_challenge(RECIPIENT_GUARDIAN_ID) # Assert self.assertIsNotNone(challenge) self.assertIsNotNone(challenge.value) self.assertEqual(challenge.owner_id, SENDER_GUARDIAN_ID) self.assertEqual(challenge.designated_id, RECIPIENT_GUARDIAN_ID) self.assertEqual(len(challenge.coefficient_commitments), QUORUM) self.assertEqual(len(challenge.coefficient_proofs), QUORUM) for proof in challenge.coefficient_proofs: proof.is_valid()
def test_verify_election_partial_key_challenge(self): # Arrange guardian = Guardian( SENDER_GUARDIAN_ID, SENDER_SEQUENCE_ORDER, NUMBER_OF_GUARDIANS, QUORUM ) recipient_guardian = Guardian( RECIPIENT_GUARDIAN_ID, RECIPIENT_SEQUENCE_ORDER, NUMBER_OF_GUARDIANS, QUORUM, ) alternate_guardian = Guardian( ALTERNATE_VERIFIER_GUARDIAN_ID, ALTERNATE_VERIFIER_SEQUENCE_ORDER, NUMBER_OF_GUARDIANS, QUORUM, ) guardian.save_auxiliary_public_key( recipient_guardian.share_auxiliary_public_key() ) guardian.generate_election_partial_key_backups(identity_auxiliary_encrypt) challenge = guardian.publish_election_backup_challenge(RECIPIENT_GUARDIAN_ID) # Act verification = alternate_guardian.verify_election_partial_key_challenge( challenge ) # Assert self.assertIsNotNone(verification) self.assertEqual(verification.owner_id, SENDER_GUARDIAN_ID) self.assertEqual(verification.designated_id, RECIPIENT_GUARDIAN_ID) self.assertEqual(verification.verifier_id, ALTERNATE_VERIFIER_GUARDIAN_ID) self.assertTrue(verification.verified)
def test_generate_election_partial_key_backups(self): # Arrange guardian = Guardian( SENDER_GUARDIAN_ID, SENDER_SEQUENCE_ORDER, NUMBER_OF_GUARDIANS, QUORUM ) other_guardian = Guardian( RECIPIENT_GUARDIAN_ID, RECIPIENT_SEQUENCE_ORDER, NUMBER_OF_GUARDIANS, QUORUM ) # Act empty_key_backup = guardian.share_election_partial_key_backup( RECIPIENT_GUARDIAN_ID ) # Assert self.assertIsNone(empty_key_backup) # Act guardian.save_auxiliary_public_key(other_guardian.share_auxiliary_public_key()) guardian.generate_election_partial_key_backups(identity_auxiliary_encrypt) key_backup = guardian.share_election_partial_key_backup(RECIPIENT_GUARDIAN_ID) # Assert self.assertIsNotNone(key_backup) self.assertIsNotNone(key_backup.encrypted_value) self.assertEqual(key_backup.owner_id, SENDER_GUARDIAN_ID) self.assertEqual(key_backup.designated_id, RECIPIENT_GUARDIAN_ID) self.assertEqual(len(key_backup.coefficient_commitments), QUORUM) self.assertEqual(len(key_backup.coefficient_proofs), QUORUM) for proof in key_backup.coefficient_proofs: proof.is_valid()
def test_share_auxiliary_public_key(self): # Arrange guardian = Guardian(SENDER_GUARDIAN_ID, SENDER_SEQUENCE_ORDER, NUMBER_OF_GUARDIANS, QUORUM) # Act public_key = guardian.share_auxiliary_public_key() # Assert self.assertIsNotNone(public_key) self.assertIsNotNone(public_key.key) self.assertEqual(public_key.owner_id, SENDER_GUARDIAN_ID) self.assertEqual(public_key.sequence_order, SENDER_SEQUENCE_ORDER)
def test_save_auxiliary_public_key(self): # Arrange guardian = Guardian(SENDER_GUARDIAN_ID, SENDER_SEQUENCE_ORDER, NUMBER_OF_GUARDIANS, QUORUM) other_guardian = Guardian(RECIPIENT_GUARDIAN_ID, RECIPIENT_SEQUENCE_ORDER, NUMBER_OF_GUARDIANS, QUORUM) public_key = other_guardian.share_auxiliary_public_key() # Act guardian.save_auxiliary_public_key(public_key) # Assert self.assertTrue(guardian.all_auxiliary_public_keys_received())
def test_all_election_partial_key_backups_received(self): # Arrange guardian = Guardian( SENDER_GUARDIAN_ID, SENDER_SEQUENCE_ORDER, NUMBER_OF_GUARDIANS, QUORUM ) other_guardian = Guardian( RECIPIENT_GUARDIAN_ID, RECIPIENT_SEQUENCE_ORDER, NUMBER_OF_GUARDIANS, QUORUM ) guardian.save_auxiliary_public_key(other_guardian.share_auxiliary_public_key()) guardian.generate_election_partial_key_backups(identity_auxiliary_encrypt) key_backup = guardian.share_election_partial_key_backup(RECIPIENT_GUARDIAN_ID) # Assert self.assertFalse(other_guardian.all_election_partial_key_backups_received()) other_guardian.save_election_partial_key_backup(key_backup) self.assertTrue(other_guardian.all_election_partial_key_backups_received())
def test_share_election_partial_key_backup(self): # Arrange guardian = Guardian( SENDER_GUARDIAN_ID, SENDER_SEQUENCE_ORDER, NUMBER_OF_GUARDIANS, QUORUM ) other_guardian = Guardian( RECIPIENT_GUARDIAN_ID, RECIPIENT_SEQUENCE_ORDER, NUMBER_OF_GUARDIANS, QUORUM ) # Act guardian.save_auxiliary_public_key(other_guardian.share_auxiliary_public_key()) guardian.generate_election_partial_key_backups(identity_auxiliary_encrypt) key_backup = guardian.share_election_partial_key_backup(RECIPIENT_GUARDIAN_ID) # Assert self.assertIsNotNone(key_backup) self.assertIsNotNone(key_backup.encrypted_value) self.assertEqual(key_backup.owner_id, SENDER_GUARDIAN_ID) self.assertEqual(key_backup.designated_id, RECIPIENT_GUARDIAN_ID)
def test_save_election_partial_key_verification(self): # Arrange guardian = Guardian( SENDER_GUARDIAN_ID, SENDER_SEQUENCE_ORDER, NUMBER_OF_GUARDIANS, QUORUM ) other_guardian = Guardian( RECIPIENT_GUARDIAN_ID, RECIPIENT_SEQUENCE_ORDER, NUMBER_OF_GUARDIANS, QUORUM ) guardian.save_auxiliary_public_key(other_guardian.share_auxiliary_public_key()) guardian.generate_election_partial_key_backups(identity_auxiliary_encrypt) key_backup = guardian.share_election_partial_key_backup(RECIPIENT_GUARDIAN_ID) other_guardian.save_election_partial_key_backup(key_backup) verification = other_guardian.verify_election_partial_key_backup( SENDER_GUARDIAN_ID, identity_auxiliary_decrypt ) # Act guardian.save_election_partial_key_verification(verification) # Assert self.assertTrue(guardian.all_election_partial_key_backups_verified)
def test_publish_joint_key(self): # Arrange guardian = Guardian(SENDER_GUARDIAN_ID, SENDER_SEQUENCE_ORDER, NUMBER_OF_GUARDIANS, QUORUM) other_guardian = Guardian(RECIPIENT_GUARDIAN_ID, RECIPIENT_SEQUENCE_ORDER, NUMBER_OF_GUARDIANS, QUORUM) guardian.save_auxiliary_public_key( other_guardian.share_auxiliary_public_key()) guardian.generate_election_partial_key_backups() key_backup = guardian.share_election_partial_key_backup( RECIPIENT_GUARDIAN_ID) other_guardian.save_election_partial_key_backup(key_backup) verification = other_guardian.verify_election_partial_key_backup( SENDER_GUARDIAN_ID) # Act joint_key = guardian.publish_joint_key() # Assert self.assertIsNone(joint_key) # Act guardian.save_election_public_key( other_guardian.share_election_public_key()) joint_key = guardian.publish_joint_key() # Assert self.assertIsNone(joint_key) # Act guardian.save_election_partial_key_verification(verification) joint_key = guardian.publish_joint_key() # Assert self.assertIsNotNone(joint_key) self.assertNotEqual(joint_key, guardian.share_election_public_key().key)
def test_verify_election_partial_key_backup(self): # Arrange guardian = Guardian( SENDER_GUARDIAN_ID, SENDER_SEQUENCE_ORDER, NUMBER_OF_GUARDIANS, QUORUM ) other_guardian = Guardian( RECIPIENT_GUARDIAN_ID, RECIPIENT_SEQUENCE_ORDER, NUMBER_OF_GUARDIANS, QUORUM ) guardian.save_auxiliary_public_key(other_guardian.share_auxiliary_public_key()) guardian.generate_election_partial_key_backups(identity_auxiliary_encrypt) key_backup = guardian.share_election_partial_key_backup(RECIPIENT_GUARDIAN_ID) other_guardian.save_election_partial_key_backup(key_backup) # Act verification = other_guardian.verify_election_partial_key_backup( SENDER_GUARDIAN_ID, identity_auxiliary_decrypt ) # Assert self.assertIsNotNone(verification) self.assertEqual(verification.owner_id, SENDER_GUARDIAN_ID) self.assertEqual(verification.designated_id, RECIPIENT_GUARDIAN_ID) self.assertEqual(verification.verifier_id, RECIPIENT_GUARDIAN_ID) self.assertTrue(verification.verified)