Add support for RFC 2634 (#38)

1 files changed, 151 insertions, 0 deletions

diff --git a/tests/test_rfc2634.py b/tests/test_rfc2634.py
new file mode 100755
index 0000000..9b52f99
--- /dev/null
+++ b/tests/test_rfc2634.py
@@ -0,0 +1,151 @@
+#
+# 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 rfc5652
+from pyasn1_modules import rfc2634
+
+try:
+    import unittest2 as unittest
+except ImportError:
+    import unittest
+
+
+class SignedMessageTestCase(unittest.TestCase):
+    signed_message_pem_text = """\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+"""
+
+    def setUp(self):
+        self.asn1Spec = rfc5652.ContentInfo()
+
+    def testDerCodec(self):
+        substrate = pem.readBase64fromText(self.signed_message_pem_text)
+        asn1Object, rest = der_decode (substrate, asn1Spec=self.asn1Spec)
+        assert not rest
+        assert asn1Object.prettyPrint()
+        assert der_encode(asn1Object) == substrate
+
+        assert asn1Object['contentType'] == rfc5652.id_signedData
+        sd, rest = der_decode(asn1Object['content'], asn1Spec=rfc5652.SignedData())
+        assert not rest
+        assert sd.prettyPrint()
+        assert der_encode(sd) == asn1Object['content'] 
+       
+        for sa in sd['signerInfos'][0]['signedAttrs']:
+            sat = sa['attrType']
+            sav0 = sa['attrValues'][0]
+
+            if sat in rfc2634.ESSAttributeMap.keys():
+                sav, rest = der_decode(sav0, asn1Spec=rfc2634.ESSAttributeMap[sat])
+                assert not rest
+                assert sav.prettyPrint()
+                assert der_encode(sav) == sav0
+
+
+class SignedReceiptTestCase(unittest.TestCase):
+    signed_receipt_pem_text = """\
+MIIE3gYJKoZIhvcNAQcCoIIEzzCCBMsCAQMxDTALBglghkgBZQMEAgEwga4GCyqG
+SIb3DQEJ EAEBoIGeBIGbMIGYAgEBBgkqhkiG9w0BBwEEIMdPIQ9kJ1cI9Q6HkRC
+zbXWdD331uAUCL3MM FXP4KFOjBGYwZAIwOLV5WCbYjy5HLHE69IqXQQHVDJQzmo
+18WwkFrEYH3EMsvpXEIGqsFTFN 6NV4VBe9AjA5fGOCP5IhI32YqmGfs+zDlqZyb
+2xSX6Gr/IfCIm0angfOI39g7lAZDyivjh5H /oSgggJ3MIICczCCAfqgAwIBAgIJ
+AKWzVCgbsG48MAoGCCqGSM49BAMDMD8xCzAJBgNVBAYT AlVTMQswCQYDVQQIDAJ
+WQTEQMA4GA1UEBwwHSGVybmRvbjERMA8GA1UECgwIQm9ndXMgQ0Ew HhcNMTkwNT
+I5MTkyMDEzWhcNMjAwNTI4MTkyMDEzWjBsMQswCQYDVQQGEwJVUzELMAkGA1UE C
+BMCVkExEDAOBgNVBAcTB0hlcm5kb24xEDAOBgNVBAoTB0V4YW1wbGUxDDAKBgNVB
+AMTA0Jv YjEeMBwGCSqGSIb3DQEJARYPYm9iQGV4YW1wbGUuY29tMHYwEAYHKoZI
+zj0CAQYFK4EEACID YgAEMaRiVS8WvN8Ycmpfq75jBbOMUukNfXAg6AL0JJBXtIF
+AuIJcZVlkLn/xbywkcMLHK/O+ w9RWUQa2Cjw+h8b/1Cl+gIpqLtE558bD5PfM2a
+YpJ/YE6yZ9nBfTQs7z1TH5o4GUMIGRMAsG A1UdDwQEAwIHgDBCBglghkgBhvhCA
+Q0ENRYzVGhpcyBjZXJ0aWZpY2F0ZSBjYW5ub3QgYmUg dHJ1c3RlZCBmb3IgYW55
+IHB1cnBvc2UuMB0GA1UdDgQWBBTKa2Zy3iybV3+YjuLDKtNmjsIa pTAfBgNVHSM
+EGDAWgBTyNds0BNqlVfK9aQOZsGLs4hUIwTAKBggqhkjOPQQDAwNnADBkAjAV bo
+S6OfEYQomLDi2RUkd71hzwwiQZztbxNbosahIzjR8ZQaHhjdjJlrP/T6aXBwsCMD
+fRweYz 3Ce4E4wPfoqQnvqpM7ZlfhstjQQGOsWAtIIfqW/l+TgCO8ux3XLV6fj36
+zGCAYkwggGFAgEB MEwwPzELMAkGA1UEBhMCVVMxCzAJBgNVBAgMAlZBMRAwDgYD
+VQQHDAdIZXJuZG9uMREwDwYD VQQKDAhCb2d1cyBDQQIJAKWzVCgbsG48MAsGCWC
+GSAFlAwQCAaCBrjAaBgkqhkiG9w0BCQMx DQYLKoZIhvcNAQkQAQEwHAYJKoZIhv
+cNAQkFMQ8XDTE5MDUyOTE5MzU1NVowLwYJKoZIhvcN AQkEMSIEIGb9Hm2kCnM0C
+YNpZU4Uj7dN0AzOieIn9sDqZMcIcZrEMEEGCyqGSIb3DQEJEAIF MTIEMBZzeHVj
+a7fQ62ywyh8rtKzBP1WJooMdZ+8c6pRqfIESYIU5bQnH99OPA51QCwdOdjAK Bgg
+qhkjOPQQDAgRoMGYCMQDZiT22xgab6RFMAPvN4fhWwzx017EzttD4VaYrpbolrop
+BdPJ6 jIXiZQgCwxbGTCwCMQClaQ9K+L5LTeuW50ZKSIbmBZQ5dxjtnK3OlS7hYR
+i6U0JKZmWbbuS8 vFIgX7eIkd8=
+"""
+
+    def setUp(self):
+        self.asn1Spec = rfc5652.ContentInfo()
+
+    def testDerCodec(self):
+        substrate = pem.readBase64fromText(self.signed_receipt_pem_text)
+        asn1Object, rest = der_decode(substrate, asn1Spec=self.asn1Spec)
+        assert not rest
+        assert asn1Object.prettyPrint()
+        assert der_encode(asn1Object) == substrate
+
+        assert asn1Object['contentType'] == rfc5652.id_signedData
+        sd, rest = der_decode (asn1Object['content'], asn1Spec=rfc5652.SignedData())
+        assert not rest
+        assert sd.prettyPrint()
+        assert der_encode(sd) == asn1Object['content']
+
+        assert sd['encapContentInfo']['eContentType'] == rfc2634.id_ct_receipt
+        receipt, rest = der_decode(sd['encapContentInfo']['eContent'],
+                                   asn1Spec=rfc2634.Receipt())
+        assert not rest
+        assert receipt.prettyPrint()
+        assert der_encode(receipt) == sd['encapContentInfo']['eContent']
+
+        for sa in sd['signerInfos'][0]['signedAttrs']:
+            sat = sa['attrType']
+            sav0 = sa['attrValues'][0]
+
+            if sat in rfc2634.ESSAttributeMap.keys():
+                sav, rest = der_decode(sav0, asn1Spec=rfc2634.ESSAttributeMap[sat])
+                assert not rest
+                assert sav.prettyPrint()
+                assert der_encode(sav) == sav0
+
+
+suite = unittest.TestLoader().loadTestsFromModule(sys.modules[__name__])
+
+if __name__ == '__main__':
+    unittest.TextTestRunner(verbosity=2).run(suite)