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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 rfc3274
from pyasn1_modules import rfc5652
try:
import unittest2 as unittest
except ImportError:
import unittest
class CompressedDataTestCase(unittest.TestCase):
compressed_data_pem_text = """\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"""
def setUp(self):
self.asn1Spec = rfc5652.ContentInfo()
def testDerCodec(self):
substrate = pem.readBase64fromText(self.compressed_data_pem_text)
asn1Object, rest = der_decode(substrate, asn1Spec=self.asn1Spec)
assert not rest
assert asn1Object.prettyPrint()
assert der_encode(asn1Object) == substrate
assert asn1Object['contentType'] == rfc3274.id_ct_compressedData
cd, rest = der_decode(asn1Object['content'], asn1Spec=rfc3274.CompressedData())
assert not rest
assert cd.prettyPrint()
assert der_encode(cd) == asn1Object['content']
assert cd['compressionAlgorithm']['algorithm'] == rfc3274.id_alg_zlibCompress
assert cd['encapContentInfo']['eContentType'] == rfc5652.id_data
def testOpenTypes(self):
substrate = pem.readBase64fromText(self.compressed_data_pem_text)
asn1Object, rest = der_decode(substrate,
asn1Spec=self.asn1Spec,
decodeOpenTypes=True)
assert not rest
assert asn1Object.prettyPrint()
assert der_encode(asn1Object) == substrate
assert asn1Object['contentType'] == rfc3274.id_ct_compressedData
cd = asn1Object['content']
assert cd['compressionAlgorithm']['algorithm'] == rfc3274.id_alg_zlibCompress
assert cd['encapContentInfo']['eContentType'] == rfc5652.id_data
suite = unittest.TestLoader().loadTestsFromModule(sys.modules[__name__])
if __name__ == '__main__':
import sys
result = unittest.TextTestRunner(verbosity=2).run(suite)
sys.exit(not result.wasSuccessful())