1 files changed, 56 insertions, 0 deletions
diff --git a/tests/test_rfc8018.py b/tests/test_rfc8018.py
new file mode 100644
index 0000000..f899b54
--- /dev/null
+++ b/tests/test_rfc8018.py
@@ -0,0 +1,56 @@
+#
+# 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 rfc8018
+
+try:
+    import unittest2 as unittest
+except ImportError:
+    import unittest
+
+
+class PWRITestCase(unittest.TestCase):
+    rfc3211_ex1_pem_text = """\
+o1MCAQCgGgYJKoZIhvcNAQUMMA0ECBI0Vnh4VjQSAgEFMCAGCyqGSIb3DQEJEAMJMBEGBSsO
+AwIHBAjv5ZjvIbM9bQQQuBslZe43PKbe3KJqF4sMEA==
+"""
+
+    def setUp(self):
+        self.asn1Spec = rfc5652.RecipientInfo()
+
+    def testDerCodec(self):
+        substrate = pem.readBase64fromText(self.rfc3211_ex1_pem_text)
+        asn1Object, rest = der_decode(substrate, asn1Spec=self.asn1Spec)
+        assert not rest
+        assert asn1Object.prettyPrint()
+        assert der_encode(asn1Object) == substrate
+        alg_oid = asn1Object['pwri']['keyDerivationAlgorithm']['algorithm']
+        assert alg_oid == rfc8018.id_PBKDF2
+
+    def testOpenTypes(self):
+        substrate = pem.readBase64fromText(self.rfc3211_ex1_pem_text)
+        asn1Object, rest = der_decode(substrate,
+            asn1Spec=self.asn1Spec,
+            decodeOpenTypes=True)
+        assert not rest
+        assert asn1Object.prettyPrint()
+        assert der_encode(asn1Object) == substrate
+        icount = asn1Object['pwri']['keyDerivationAlgorithm']['parameters']['iterationCount']
+        assert icount == 5
+
+suite = unittest.TestLoader().loadTestsFromModule(sys.modules[__name__])
+
+if __name__ == '__main__':
+    unittest.TextTestRunner(verbosity=2).run(suite)