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#
# This file is part of pyasn1-modules software.
#
# 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_modules import pem, rfc4055, rfc5280, rfc8649
class RootCertificateExtnTestCase(unittest.TestCase):
extn_pem_text = """\
MGEGCisGAQQBg5IbAgEEUzBRMA0GCWCGSAFlAwQCAwUABEBxId+rK+WVDLOda2Yk
FFRbqQAztXhs91j/RxHjYJIv/3gleQg3Qix/yQy2rIg3xysjCvHWw8AuYOGVh/sL
GANG
"""
def setUp(self):
self.asn1Spec = rfc5280.Extension()
def testDerCodec(self):
substrate = pem.readBase64fromText(self.extn_pem_text)
asn1Object, rest = der_decoder(substrate, asn1Spec=self.asn1Spec)
self.assertFalse(rest)
self.assertTrue(asn1Object.prettyPrint())
self.assertEqual(substrate, der_encoder(asn1Object))
self.assertEqual(rfc8649.id_ce_hashOfRootKey, asn1Object["extnID"])
hashed_root_key, rest = der_decoder(
asn1Object["extnValue"], rfc8649.HashedRootKey()
)
self.assertFalse(rest)
self.assertTrue(hashed_root_key.prettyPrint())
self.assertEqual(asn1Object["extnValue"], der_encoder(hashed_root_key))
self.assertEqual(rfc4055.id_sha512, hashed_root_key["hashAlg"]["algorithm"])
def testExtensionsMap(self):
substrate = pem.readBase64fromText(self.extn_pem_text)
asn1Object, rest = der_decoder(substrate, asn1Spec=self.asn1Spec)
self.assertFalse(rest)
self.assertEqual(rfc8649.id_ce_hashOfRootKey, asn1Object["extnID"])
self.assertIn(asn1Object["extnID"], rfc5280.certificateExtensionsMap)
suite = unittest.TestLoader().loadTestsFromModule(sys.modules[__name__])
if __name__ == "__main__":
result = unittest.TextTestRunner(verbosity=2).run(suite)
sys.exit(not result.wasSuccessful())
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