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#
# 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
from pyasn1.codec.der.decoder import decode as der_decode
from pyasn1.codec.der.encoder import encode as der_encode
from pyasn1_modules import pem
from pyasn1_modules import rfc5280
from pyasn1_modules import rfc8209
try:
import unittest2 as unittest
except ImportError:
import unittest
class CertificateTestCase(unittest.TestCase):
cert_pem_text = """\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"""
def setUp(self):
self.asn1Spec = rfc5280.Certificate()
def testDerCodec(self):
substrate = pem.readBase64fromText(self.cert_pem_text)
asn1Object, rest = der_decode(substrate, asn1Spec=self.asn1Spec)
assert not rest
assert asn1Object.prettyPrint()
assert der_encode(asn1Object) == substrate
extn_list = [ ]
for extn in asn1Object['tbsCertificate']['extensions']:
extn_list.append(extn['extnID'])
if extn['extnID'] in rfc5280.certificateExtensionsMap.keys():
extnValue, rest = der_decode(extn['extnValue'],
asn1Spec=rfc5280.certificateExtensionsMap[extn['extnID']])
assert der_encode(extnValue) == extn['extnValue']
if extn['extnID'] == rfc5280.id_ce_extKeyUsage:
assert rfc8209.id_kp_bgpsec_router in extnValue
assert rfc5280.id_ce_extKeyUsage in extn_list
suite = unittest.TestLoader().loadTestsFromModule(sys.modules[__name__])
if __name__ == '__main__':
unittest.TextTestRunner(verbosity=2).run(suite)
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