| # |
| # This file is part of pyasn1-modules software. |
| # |
| # Created by Russ Housley |
| # Copyright (c) 2019, Vigil Security, LLC |
| # License: http://snmplabs.com/pyasn1/license.html |
| # |
| import sys |
| import unittest |
| |
| from pyasn1.codec.der.decoder import decode as der_decoder |
| from pyasn1.codec.der.encoder import encode as der_encoder |
| |
| from pyasn1_modules import pem |
| from pyasn1_modules import rfc5652 |
| from pyasn1_modules import rfc8018 |
| |
| |
| class PWRITestCase(unittest.TestCase): |
| rfc3211_ex1_pem_text = """\ |
| o1MCAQCgGgYJKoZIhvcNAQUMMA0ECBI0Vnh4VjQSAgEFMCAGCyqGSIb3DQEJEAMJMBEGBSsO |
| AwIHBAjv5ZjvIbM9bQQQuBslZe43PKbe3KJqF4sMEA== |
| """ |
| |
| def setUp(self): |
| self.asn1Spec = rfc5652.RecipientInfo() |
| |
| def testDerCodec(self): |
| substrate = pem.readBase64fromText(self.rfc3211_ex1_pem_text) |
| asn1Object, rest = der_decoder(substrate, asn1Spec=self.asn1Spec) |
| |
| self.assertFalse(rest) |
| self.assertTrue(asn1Object.prettyPrint()) |
| self.assertEqual(substrate, der_encoder(asn1Object)) |
| |
| alg_oid = asn1Object['pwri']['keyDerivationAlgorithm']['algorithm'] |
| |
| self.assertEqual(rfc8018.id_PBKDF2, alg_oid) |
| |
| def testOpenTypes(self): |
| substrate = pem.readBase64fromText(self.rfc3211_ex1_pem_text) |
| asn1Object, rest = der_decoder( |
| substrate, asn1Spec=self.asn1Spec, decodeOpenTypes=True) |
| |
| self.assertFalse(rest) |
| self.assertTrue(asn1Object.prettyPrint()) |
| self.assertEqual(substrate, der_encoder(asn1Object)) |
| |
| icount = (asn1Object['pwri']['keyDerivationAlgorithm'] |
| ['parameters']['iterationCount']) |
| |
| self.assertEqual(5, icount) |
| |
| |
| suite = unittest.TestLoader().loadTestsFromModule(sys.modules[__name__]) |
| |
| if __name__ == '__main__': |
| unittest.TextTestRunner(verbosity=2).run(suite) |