Python pyasn1.type.univ.SequenceOf() Examples

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Example #1
Source File: test_rfc3739.py    From pyasn1-modules with BSD 2-Clause "Simplified" License 5 votes vote down vote up 
def testExtensionsMap(self):

        class SequenceOfOID(univ.SequenceOf):
            componentType = univ.ObjectIdentifier()

        openTypesMap = {
            univ.ObjectIdentifier('0.4.0.1862.1.6'): SequenceOfOID()
        }

        substrate = pem.readBase64fromText(self.pem_text)
        asn1Object, rest = der_decoder(substrate, asn1Spec=self.asn1Spec)
        self.assertFalse(rest)
        self.assertTrue(asn1Object.prettyPrint())
        self.assertEqual(substrate, der_encoder(asn1Object))

        count = 0
        found_qc_stmt_oid = False
        for extn in asn1Object['tbsCertificate']['extensions']:
            if extn['extnID'] == rfc3739.id_pe_qcStatements:
                qc_stmts, rest = der_decoder(
                    extn['extnValue'],
                    asn1Spec=rfc5280.certificateExtensionsMap[extn['extnID']],
                    openTypes=openTypesMap,
                    decodeOpenTypes=True)
                self.assertFalse(rest)
                self.assertTrue(qc_stmts.prettyPrint())
                self.assertEqual(extn['extnValue'], der_encoder(qc_stmts))

                for qcs in qc_stmts:
                    count += 1
                    if qcs['statementId'] in openTypesMap.keys():
                        for oid in qcs['statementInfo']:
                            if oid == univ.ObjectIdentifier('0.4.0.1862.1.6.1'):
                                found_qc_stmt_oid = True

        self.assertEqual(2, count)
        self.assertTrue(found_qc_stmt_oid)