#
# This file is part of pyasn1-modules software.
#
# Created by Russ Housley
# Copyright (c) 2019, Vigil Security, LLC
# License: https://www.pysnmp.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, rfc5652, rfc5958, rfc8410


class PrivateKeyTestCase(unittest.TestCase):
    priv_key_pem_text = """\
MHICAQEwBQYDK2VwBCIEINTuctv5E1hK1bbY8fdp+K06/nwoy/HU++CXqI9EdVhC
oB8wHQYKKoZIhvcNAQkJFDEPDA1DdXJkbGUgQ2hhaXJzgSEAGb9ECWmEzf6FQbrB
Z9w7lshQhqowtrbLDFw4rXAxZuE=
"""

    def setUp(self):
        self.asn1Spec = rfc5958.PrivateKeyInfo()

    def testDerCodec(self):
        substrate = pem.readBase64fromText(self.priv_key_pem_text)
        asn1Object, rest = der_decoder(substrate, asn1Spec=self.asn1Spec)

        self.assertFalse(rest)
        self.assertTrue(asn1Object.prettyPrint())
        self.assertEqual(
            rfc8410.id_Ed25519, asn1Object["privateKeyAlgorithm"]["algorithm"]
        )
        self.assertTrue(asn1Object["privateKey"].isValue)
        self.assertEqual("0x0420d4ee", asn1Object["privateKey"].prettyPrint()[0:10])
        self.assertTrue(asn1Object["publicKey"].isValue)
        self.assertEqual("1164575857", asn1Object["publicKey"].prettyPrint()[0:10])
        self.assertEqual(substrate, der_encoder(asn1Object))


class PrivateKeyOpenTypesTestCase(unittest.TestCase):
    asymmetric_key_pkg_pem_text = """\
MIGEBgpghkgBZQIBAk4FoHYwdDByAgEBMAUGAytlcAQiBCDU7nLb+RNYStW22PH3
afitOv58KMvx1Pvgl6iPRHVYQqAfMB0GCiqGSIb3DQEJCRQxDwwNQ3VyZGxlIENo
YWlyc4EhABm/RAlphM3+hUG6wWfcO5bIUIaqMLa2ywxcOK1wMWbh
"""

    def setUp(self):
        self.asn1Spec = rfc5652.ContentInfo()

    def testOpenTypes(self):
        substrate = pem.readBase64fromText(self.asymmetric_key_pkg_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))
        self.assertIn(rfc5958.id_ct_KP_aKeyPackage, rfc5652.cmsContentTypesMap)

        oneKey = asn1Object["content"][0]

        self.assertEqual(rfc8410.id_Ed25519, oneKey["privateKeyAlgorithm"]["algorithm"])

        pkcs_9_at_friendlyName = univ.ObjectIdentifier("1.2.840.113549.1.9.9.20")

        self.assertEqual(pkcs_9_at_friendlyName, oneKey["attributes"][0]["attrType"])


suite = unittest.TestLoader().loadTestsFromModule(sys.modules[__name__])

if __name__ == "__main__":
    result = unittest.TextTestRunner(verbosity=2).run(suite)
    sys.exit(not result.wasSuccessful())