# # 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.type import univ from pyasn1_modules import pem from pyasn1_modules import rfc5280 from pyasn1_modules import rfc3279 class RSACertificateTestCase(unittest.TestCase): rsa_cert_pem_text = """\ MIIE8TCCA9mgAwIBAgIQbyXcFa/fXqMIVgw7ek/H+DANBgkqhkiG9w0BAQUFADBv MQswCQYDVQQGEwJTRTEUMBIGA1UEChMLQWRkVHJ1c3QgQUIxJjAkBgNVBAsTHUFk ZFRydXN0IEV4dGVybmFsIFRUUCBOZXR3b3JrMSIwIAYDVQQDExlBZGRUcnVzdCBF eHRlcm5hbCBDQSBSb290MB4XDTAwMDUzMDEwNDgzOFoXDTIwMDUzMDEwNDgzOFow gYExCzAJBgNVBAYTAkdCMRswGQYDVQQIExJHcmVhdGVyIE1hbmNoZXN0ZXIxEDAO BgNVBAcTB1NhbGZvcmQxGjAYBgNVBAoTEUNPTU9ETyBDQSBMaW1pdGVkMScwJQYD VQQDEx5DT01PRE8gQ2VydGlmaWNhdGlvbiBBdXRob3JpdHkwggEiMA0GCSqGSIb3 DQEBAQUAA4IBDwAwggEKAoIBAQDQQIuLcuORG/dRwRtUBJjTqb/B5opdO4f7u4jO DeMvPwaW8KIpUJmu2zuhV7B0UXHN7UKRTUH+qcjYaoZ3RLtZZpdQXrTULHBEz9o3 lUJpPDDEcbNS8CFNodi6OXwcnqMknfKDFpiqFnxDmxVbt640kf7UYiYYRpo/68H5 8ZBX66x6DYvbcjBqZtXgRqNw3GjZ/wRIiXfeten7Z21B6bw5vTLZYgLxsag9bjec 4i/i06Imi8a4VUOI4SM+pdIkOWpHqwDUobOpJf4NP6cdutNRwQuk2qw471VQJAVl RpM0Ty2NrcbUIRnSjsoFYXEHc0flihkSvQRNzk6cpUisuyb3AgMBAAGjggF0MIIB cDAfBgNVHSMEGDAWgBStvZh6NLQm9/rEJlTvA73gJMtUGjAdBgNVHQ4EFgQUC1jl i8ZMFTekQKkwqSG+RzZaVv8wDgYDVR0PAQH/BAQDAgEGMA8GA1UdEwEB/wQFMAMB Af8wEQYDVR0gBAowCDAGBgRVHSAAMEQGA1UdHwQ9MDswOaA3oDWGM2h0dHA6Ly9j cmwudXNlcnRydXN0LmNvbS9BZGRUcnVzdEV4dGVybmFsQ0FSb290LmNybDCBswYI KwYBBQUHAQEEgaYwgaMwPwYIKwYBBQUHMAKGM2h0dHA6Ly9jcnQudXNlcnRydXN0 LmNvbS9BZGRUcnVzdEV4dGVybmFsQ0FSb290LnA3YzA5BggrBgEFBQcwAoYtaHR0 cDovL2NydC51c2VydHJ1c3QuY29tL0FkZFRydXN0VVROU0dDQ0EuY3J0MCUGCCsG AQUFBzABhhlodHRwOi8vb2NzcC51c2VydHJ1c3QuY29tMA0GCSqGSIb3DQEBBQUA A4IBAQAHYJOZqs7Q00fQNzPeP2S35S6jJQzVMx0Njav2fkZ7WQaS44LE5/X289kF z0k0LTdf9CXH8PtrI3fx8UDXTLtJRTHdAChntylMdagfeTHJNjcPyjVPjPF+3vxG q79om3AjMC63xVx7ivsYE3lLkkKM3CyrbCK3KFOzGkrOG/soDrc6pNoN90AyT99v uwFQ/IfTdtn8+7aEA8rJNhj33Wzbu7qBHKat/ij5z7micV0ZBepKRtxzQe+JlEKx Q4hvNRevHmCDrHqMEHufyfaDbZ76iO4+3e6esL/garnQnweyCROa9aTlyFt5p0c1 M2jlVZ6qW8swC53HD79oRIGXi1FK """ def setUp(self): self.asn1Spec = rfc5280.Certificate() def testDerCodec(self): substrate = pem.readBase64fromText(self.rsa_cert_pem_text) asn1Object, rest = der_decoder(substrate, asn1Spec=self.asn1Spec) self.assertFalse(rest) self.assertTrue(asn1Object.prettyPrint()) self.assertEqual(substrate, der_encoder(asn1Object)) spki_a = asn1Object['tbsCertificate']['subjectPublicKeyInfo']['algorithm'] self.assertEqual(rfc3279.rsaEncryption, spki_a['algorithm']) spki_pk = asn1Object['tbsCertificate']['subjectPublicKeyInfo']['subjectPublicKey'].asOctets() pk, rest = der_decoder(spki_pk, asn1Spec=rfc3279.RSAPublicKey()) self.assertFalse(rest) self.assertTrue(pk.prettyPrint()) self.assertEqual(spki_pk, der_encoder(pk)) self.assertEqual(65537, pk['publicExponent']) self.assertEqual(rfc3279.sha1WithRSAEncryption, asn1Object['tbsCertificate']['signature']['algorithm']) self.assertEqual(rfc3279.sha1WithRSAEncryption, asn1Object['signatureAlgorithm']['algorithm']) def testOpenTypes(self): substrate = pem.readBase64fromText(self.rsa_cert_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)) spki_a = asn1Object['tbsCertificate']['subjectPublicKeyInfo']['algorithm'] self.assertEqual(rfc3279.rsaEncryption, spki_a['algorithm']) self.assertEqual(univ.Null(""), spki_a['parameters']) class ECCertificateTestCase(unittest.TestCase): ec_cert_pem_text = """\ MIIDrDCCApSgAwIBAgIQCssoukZe5TkIdnRw883GEjANBgkqhkiG9w0BAQwFADBh MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMRkwFwYDVQQLExB3 d3cuZGlnaWNlcnQuY29tMSAwHgYDVQQDExdEaWdpQ2VydCBHbG9iYWwgUm9vdCBD QTAeFw0xMzAzMDgxMjAwMDBaFw0yMzAzMDgxMjAwMDBaMEwxCzAJBgNVBAYTAlVT MRUwEwYDVQQKEwxEaWdpQ2VydCBJbmMxJjAkBgNVBAMTHURpZ2lDZXJ0IEVDQyBT ZWN1cmUgU2VydmVyIENBMHYwEAYHKoZIzj0CAQYFK4EEACIDYgAE4ghC6nfYJN6g LGSkE85AnCNyqQIKDjc/ITa4jVMU9tWRlUvzlgKNcR7E2Munn17voOZ/WpIRllNv 68DLP679Wz9HJOeaBy6Wvqgvu1cYr3GkvXg6HuhbPGtkESvMNCuMo4IBITCCAR0w EgYDVR0TAQH/BAgwBgEB/wIBADAOBgNVHQ8BAf8EBAMCAYYwNAYIKwYBBQUHAQEE KDAmMCQGCCsGAQUFBzABhhhodHRwOi8vb2NzcC5kaWdpY2VydC5jb20wQgYDVR0f BDswOTA3oDWgM4YxaHR0cDovL2NybDMuZGlnaWNlcnQuY29tL0RpZ2lDZXJ0R2xv YmFsUm9vdENBLmNybDA9BgNVHSAENjA0MDIGBFUdIAAwKjAoBggrBgEFBQcCARYc aHR0cHM6Ly93d3cuZGlnaWNlcnQuY29tL0NQUzAdBgNVHQ4EFgQUo53mH/naOU/A buiRy5Wl2jHiCp8wHwYDVR0jBBgwFoAUA95QNVbRTLtm8KPiGxvDl7I90VUwDQYJ KoZIhvcNAQEMBQADggEBAMeKoENL7HTJxavVHzA1Nm6YVntIrAVjrnuaVyRXzG/6 3qttnMe2uuzO58pzZNvfBDcKAEmzP58mrZGMIOgfiA4q+2Y3yDDo0sIkp0VILeoB UEoxlBPfjV/aKrtJPGHzecicZpIalir0ezZYoyxBEHQa0+1IttK7igZFcTMQMHp6 mCHdJLnsnLWSB62DxsRq+HfmNb4TDydkskO/g+l3VtsIh5RHFPVfKK+jaEyDj2D3 loB5hWp2Jp2VDCADjT7ueihlZGak2YPqmXTNbk19HOuNssWvFhtOyPNV6og4ETQd Ea8/B6hPatJ0ES8q/HO3X8IVQwVs1n3aAr0im0/T+Xc= """ def setUp(self): self.asn1Spec = rfc5280.Certificate() def testDerCodec(self): substrate = pem.readBase64fromText(self.ec_cert_pem_text) asn1Object, rest = der_decoder(substrate, asn1Spec=self.asn1Spec) self.assertFalse(rest) self.assertTrue(asn1Object.prettyPrint()) self.assertEqual(substrate, der_encoder(asn1Object)) spki_a = asn1Object['tbsCertificate']['subjectPublicKeyInfo']['algorithm'] self.assertEqual(rfc3279.id_ecPublicKey, spki_a['algorithm']) spki_a_p, rest = der_decoder( spki_a['parameters'], asn1Spec=rfc3279.EcpkParameters()) self.assertFalse(rest) self.assertTrue(spki_a_p.prettyPrint()) self.assertEqual(spki_a['parameters'], der_encoder(spki_a_p)) self.assertEqual(univ.ObjectIdentifier('1.3.132.0.34'), spki_a_p['namedCurve']) def testOpenTypes(self): substrate = pem.readBase64fromText(self.ec_cert_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)) spki_a = asn1Object['tbsCertificate']['subjectPublicKeyInfo']['algorithm'] self.assertEqual(rfc3279.id_ecPublicKey, spki_a['algorithm']) self.assertEqual( univ.ObjectIdentifier('1.3.132.0.34'), spki_a['parameters']['namedCurve']) class DSACertificateTestCase(unittest.TestCase): dsa_cert_pem_text = """\ MIIDpjCCA0ygAwIBAgIUY8xt3l0B9nIPWSpjs0hDJUJZmCkwCwYJYIZIAWUDBAMC MD8xCzAJBgNVBAYTAlVTMQswCQYDVQQIEwJWQTEQMA4GA1UEBxMHSGVybmRvbjER MA8GA1UEChMIQm9ndXMgQ0EwHhcNMTkxMDIwMjAxMjMwWhcNMjAxMDE5MjAxMjMw WjBwMQswCQYDVQQGEwJVUzELMAkGA1UECBMCVkExEDAOBgNVBAcTB0hlcm5kb24x EDAOBgNVBAoTB0V4YW1wbGUxDjAMBgNVBAsTBUFsaWNlMSAwHgYJKoZIhvcNAQkB FhFhbGljZUBleGFtcGxlLmNvbTCCAbYwggErBgcqhkjOOAQBMIIBHgKBgQCLpR53 xHfe+SiknAK/L9lm/ZO1109c9iYkriPIW/5MMlM+qc/tdRkKpG6ELIpfXTPtKCJm zqqVIyTmAJryyE8Xw0Ie2mzYPU5ULvKmllQkjTsWgPGgQBkciZ0AW9ggD9VwZilg 4qh3iSO7T97hVQFnpCh6vm8pOH6UP/5kpr9ZJQIVANzdbztBJlJfqCB1t4h/NvSu wCFvAoGAITP+jhYk9Rngd98l+5ccgauQ+cLEUBgNG2Wq56zBXQbLou6eKkQi7ecL NiRmExq3IU3LOj426wSxL72Kw6FPyOEv3edIFkJJEHL4Z+ZJeVe//dzya0ddOJ7k k6qNF2ic+viD/5Vm8yRyKiig2uHH/MgIesLdZnvbzvX+f/P0z50DgYQAAoGALAUl jkOi1PxjjFVvhGfK95yIsrfbfcIEKUBaTs9NR2rbGWUeP+93paoXwP39X9wrJx2M SWeHWhWKszNgoiyqYT0k4R9mem3WClotxOvB5fHfwIp2kQYvE7H0/TPdGhfUpHQG YpyLQgT6L80meSKMFnu4VXGzOANhWDxu3JxiADCjgZQwgZEwCwYDVR0PBAQDAgeA MEIGCWCGSAGG+EIBDQQ1FjNUaGlzIGNlcnRpZmljYXRlIGNhbm5vdCBiZSB0cnVz dGVkIGZvciBhbnkgcHVycG9zZS4wHQYDVR0OBBYEFO37wHcauyc03rDc6cDRRsHz gcK+MB8GA1UdIwQYMBaAFM1IZQGDsqYHWwb+I4EMxHPk0bU4MAsGCWCGSAFlAwQD AgNHADBEAiBBRbfMzLi7+SVyO8SM3xxwUsMf/k1B+Nkvf1kBTfCfGwIgSAx/6mI+ pNqdXqZZGESXy1MT1aBc4ynPGLFUr2r7cPY= """ def setUp(self): self.asn1Spec = rfc5280.Certificate() def testDerCodec(self): substrate = pem.readBase64fromText(self.dsa_cert_pem_text) asn1Object, rest = der_decoder(substrate, asn1Spec=self.asn1Spec) self.assertFalse(rest) self.assertTrue(asn1Object.prettyPrint()) self.assertEqual(substrate, der_encoder(asn1Object)) spki_a = asn1Object['tbsCertificate']['subjectPublicKeyInfo']['algorithm'] self.assertEqual(rfc3279.id_dsa, spki_a['algorithm']) spki_a_p, rest = der_decoder(spki_a['parameters'], asn1Spec=rfc3279.Dss_Parms()) self.assertFalse(rest) self.assertTrue(spki_a_p.prettyPrint()) self.assertEqual(spki_a['parameters'], der_encoder(spki_a_p)) q_value = 1260916123897116834511257683105158021801897369967 self.assertEqual(q_value, spki_a_p['q']) sig_value, rest = der_decoder( asn1Object['signature'].asOctets(), asn1Spec=rfc3279.Dss_Sig_Value()) self.assertFalse(rest) self.assertTrue(sig_value.prettyPrint()) self.assertEqual(asn1Object['signature'].asOctets(), der_encoder(sig_value)) self.assertTrue(sig_value['r'].hasValue()) self.assertTrue(sig_value['s'].hasValue()) def testOpenTypes(self): substrate = pem.readBase64fromText(self.dsa_cert_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)) spki_a = asn1Object['tbsCertificate']['subjectPublicKeyInfo']['algorithm'] self.assertEqual(rfc3279.id_dsa, spki_a['algorithm']) q_value = 1260916123897116834511257683105158021801897369967 self.assertEqual(q_value, spki_a['parameters']['q']) class KEACertificateTestCase(unittest.TestCase): kea_cert_pem_text = """\ MIICizCCAjOgAwIBAgIUY8xt3l0B9nIPWSpjs0hDJUJZmCgwCQYHKoZIzjgEAzA/ MQswCQYDVQQGEwJVUzELMAkGA1UECBMCVkExEDAOBgNVBAcTB0hlcm5kb24xETAP BgNVBAoTCEJvZ3VzIENBMB4XDTE5MTAyMDIwMDkyMVoXDTIwMTAxOTIwMDkyMVow cDELMAkGA1UEBhMCVVMxCzAJBgNVBAgTAlZBMRAwDgYDVQQHEwdIZXJuZG9uMRAw DgYDVQQKEwdFeGFtcGxlMQ4wDAYDVQQDEwVBbGljZTEgMB4GCSqGSIb3DQEJARYR YWxpY2VAZXhhbXBsZS5jb20wgaAwFwYJYIZIAWUCAQEWBApc+PEn5ladbYizA4GE AAKBgB9Lc2QcoSW0E9/VnQ2xGBtpYh9MaDUBzIixbN8rhDwh0BBesD2TwHjzBpDM 2PJ6DD1ZbBcz2M3vJaIKoZ8hA2EUtbbHX1BSnVfAdeqr5St5gfnuxSdloUjLQlWO rOYfpFVEp6hJoKAZiYfiXz0fohNXn8+fiU5k214byxlCPlU0o4GUMIGRMAsGA1Ud DwQEAwIDCDBCBglghkgBhvhCAQ0ENRYzVGhpcyBjZXJ0aWZpY2F0ZSBjYW5ub3Qg YmUgdHJ1c3RlZCBmb3IgYW55IHB1cnBvc2UuMB0GA1UdDgQWBBSE49bkPB9sQm27 Rs2jgAPMyY6UCDAfBgNVHSMEGDAWgBTNSGUBg7KmB1sG/iOBDMRz5NG1ODAJBgcq hkjOOAQDA0cAMEQCIE9PWhUbnJVdNQcVYSc36BMZ+23uk2ITLsgSXtkScF6TAiAf TPnJ5Wym0hv2fOpnPPsWTgqvLFYfX27GGTquuOd/6A== """ def setUp(self): self.asn1Spec = rfc5280.Certificate() def testDerCodec(self): substrate = pem.readBase64fromText(self.kea_cert_pem_text) asn1Object, rest = der_decoder(substrate, asn1Spec=self.asn1Spec) self.assertFalse(rest) self.assertTrue(asn1Object.prettyPrint()) self.assertEqual(substrate, der_encoder(asn1Object)) spki_a = asn1Object['tbsCertificate']['subjectPublicKeyInfo']['algorithm'] self.assertEqual(rfc3279.id_keyExchangeAlgorithm, spki_a['algorithm']) spki_a_p, rest = der_decoder(spki_a['parameters'], asn1Spec=rfc3279.KEA_Parms_Id()) self.assertFalse(rest) self.assertTrue(spki_a_p.prettyPrint()) self.assertEqual(spki_a['parameters'], der_encoder(spki_a_p)) self.assertEqual(univ.OctetString(hexValue='5cf8f127e6569d6d88b3'), spki_a_p) self.assertEqual( rfc3279.id_dsa_with_sha1, asn1Object['tbsCertificate']['signature']['algorithm']) self.assertEqual( rfc3279.id_dsa_with_sha1, asn1Object['signatureAlgorithm']['algorithm']) sig_value, rest = der_decoder(asn1Object['signature'].asOctets(), asn1Spec=rfc3279.Dss_Sig_Value()) self.assertFalse(rest) self.assertTrue(sig_value.prettyPrint()) self.assertEqual(asn1Object['signature'].asOctets(), der_encoder(sig_value)) self.assertTrue(sig_value['r'].hasValue()) self.assertTrue(sig_value['s'].hasValue()) def testOpenTypes(self): substrate = pem.readBase64fromText(self.kea_cert_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)) spki_a = asn1Object['tbsCertificate']['subjectPublicKeyInfo']['algorithm'] self.assertEqual(rfc3279.id_keyExchangeAlgorithm, spki_a['algorithm']) self.assertEqual( univ.OctetString(hexValue='5cf8f127e6569d6d88b3'), spki_a['parameters']) self.assertEqual(rfc3279.id_dsa_with_sha1, asn1Object['tbsCertificate']['signature']['algorithm']) self.assertEqual( rfc3279.id_dsa_with_sha1, asn1Object['signatureAlgorithm']['algorithm']) class DHCertificateTestCase(unittest.TestCase): dh_cert_pem_text = """\ MIIEtDCCBFqgAwIBAgIUY8xt3l0B9nIPWSpjs0hDJUJZmCkwCwYJYIZIAWUDBAMC MD8xCzAJBgNVBAYTAlVTMQswCQYDVQQIEwJWQTEQMA4GA1UEBxMHSGVybmRvbjER MA8GA1UEChMIQm9ndXMgQ0EwHhcNMTkxMDIwMjAxMjMwWhcNMjAxMDE5MjAxMjMw WjBwMQswCQYDVQQGEwJVUzELMAkGA1UECBMCVkExEDAOBgNVBAcTB0hlcm5kb24x EDAOBgNVBAoTB0V4YW1wbGUxDjAMBgNVBAsTBUFsaWNlMSAwHgYJKoZIhvcNAQkB FhFhbGljZUBleGFtcGxlLmNvbTCCAsQwggI5BgcqhkjOPgIBMIICLAKCAQEAt9x/ 0iwGww3k19h+wbODVK1yqjFzEY2pyfXthHcn+nEw+DpURJ+iOhYPr68E3XO5sB48 r5xTZhPN5+YejD3T8qhnDtiq4qrrSH7BOaEzqCDpHE2Bpoy3SodQ5Obaiu9Kx1ix BRk/oRZUH+F+ATZmF0rPKrZGZOnmsh0IZm3dlmRR9FRGn0aJlZKXveqp+hZ97/r0 cbSo6wdT47APfocgweZMvgWu1IQBs6FiunRgaeX3RyLr4fnkvCzUM7TmxpRJYtL6 myAp007QvtgQ0AdEwVfNl3jQ0IIW7TtpXVxDDQaKZZe9yYrY4GV3etlYk8a4cpjN rBxBCCTMASE4+iVtPQKCAQAg3m19vWc1TlHmkeqLwgvHN0Ufdyw5axWtc8qIJGZ1 MezhyLyD4RU0VFCSocJCCe2k2kS2P2vQERZZYcn/nCYuiswCjOCbnwKozfaTZ3Fc 1KOCtb4EEcuk/th5XNhWCYJJ7Hasym8zuPaqh5TLcsHXp0/lQUiOV2uVHnAt503A HY1v4PhlZ3G0CRZMenafU0Ky7a6zhrqFvWgtSdo+vN0S9xS/KJuTaWsYgOAt4r2I K1uwuWuvA5L1Qrdj8pDzMLkdlyHU1Jgjzk0rNQDTbUkZX9CAi/xKUGZysjWfOn1F HC1vJ1sbP9nTXpWRain1/6yatB2RxLTvWYyAq9IsL/8PAiEAkY8lGryvcZI/pxXt XwSaXEL2d77GSGICMGZa1wOJtdEDgYQAAoGALAUljkOi1PxjjFVvhGfK95yIsrfb fcIEKUBaTs9NR2rbGWUeP+93paoXwP39X9wrJx2MSWeHWhWKszNgoiyqYT0k4R9m em3WClotxOvB5fHfwIp2kQYvE7H0/TPdGhfUpHQGYpyLQgT6L80meSKMFnu4VXGz OANhWDxu3JxiADCjgZQwgZEwCwYDVR0PBAQDAgMIMEIGCWCGSAGG+EIBDQQ1FjNU aGlzIGNlcnRpZmljYXRlIGNhbm5vdCBiZSB0cnVzdGVkIGZvciBhbnkgcHVycG9z ZS4wHQYDVR0OBBYEFO37wHcauyc03rDc6cDRRsHzgcK+MB8GA1UdIwQYMBaAFM1I ZQGDsqYHWwb+I4EMxHPk0bU4MAsGCWCGSAFlAwQDAgNHADBEAiB1LU0esRdHDvSj kqAm+3viU2a+hl66sLrK5lYBOYqGYAIgWG7bDxqFVP6/stHfdbeMovLejquEl9tr iPEBA+EDHjk= """ def setUp(self): self.asn1Spec = rfc5280.Certificate() def testDerCodec(self): substrate = pem.readBase64fromText(self.dh_cert_pem_text) asn1Object, rest = der_decoder(substrate, asn1Spec=self.asn1Spec) self.assertFalse(rest) self.assertTrue(asn1Object.prettyPrint()) self.assertEqual(substrate, der_encoder(asn1Object)) spki_a = asn1Object['tbsCertificate']['subjectPublicKeyInfo']['algorithm'] self.assertEqual(rfc3279.dhpublicnumber, spki_a['algorithm']) spki_a_p, rest = der_decoder( spki_a['parameters'], asn1Spec=rfc3279.DomainParameters()) self.assertFalse(rest) self.assertTrue(spki_a_p.prettyPrint()) self.assertEqual(spki_a['parameters'], der_encoder(spki_a_p)) q_value = 65838278260281264030127352144753816831178774189428428256716126077244217603537 self.assertEqual(q_value, spki_a_p['q']) def testOpenTypes(self): substrate = pem.readBase64fromText(self.dh_cert_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)) spki_a = asn1Object['tbsCertificate']['subjectPublicKeyInfo']['algorithm'] self.assertEqual(rfc3279.dhpublicnumber, spki_a['algorithm']) q_value = 65838278260281264030127352144753816831178774189428428256716126077244217603537 self.assertEqual(q_value, spki_a['parameters']['q']) suite = unittest.TestLoader().loadTestsFromModule(sys.modules[__name__]) if __name__ == '__main__': unittest.TextTestRunner(verbosity=2).run(suite)