1 files changed, 128 insertions, 0 deletions
diff --git a/tests/test_rfc8419.py b/tests/test_rfc8419.py
new file mode 100644
index 0000000..ee566c5
--- /dev/null
+++ b/tests/test_rfc8419.py
@@ -0,0 +1,128 @@
+#
+# 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 rfc8419
+
+try:
+    import unittest2 as unittest
+except ImportError:
+    import unittest
+
+
+class Ed25519TestCase(unittest.TestCase):
+    alg_id_1_pem_text = "MAUGAytlcA=="
+
+    def setUp(self):
+        self.asn1Spec = rfc5280.AlgorithmIdentifier()
+
+    def testDerCodec(self):
+        substrate = pem.readBase64fromText(self.alg_id_1_pem_text)
+        asn1Object, rest = der_decode(substrate, asn1Spec=self.asn1Spec)
+        assert not rest
+        assert asn1Object.prettyPrint()
+        assert asn1Object['algorithm'] == rfc8419.id_Ed25519
+        assert not asn1Object['parameters'].isValue
+        assert der_encode(asn1Object) == substrate
+
+
+class Ed448TestCase(unittest.TestCase):
+    alg_id_2_pem_text = "MAUGAytlcQ=="
+
+    def setUp(self):
+        self.asn1Spec = rfc5280.AlgorithmIdentifier()
+
+    def testDerCodec(self):
+        substrate = pem.readBase64fromText(self.alg_id_2_pem_text)
+        asn1Object, rest = der_decode(substrate, asn1Spec=self.asn1Spec)
+        assert not rest
+        assert asn1Object.prettyPrint()
+        assert asn1Object['algorithm'] == rfc8419.id_Ed448
+        assert not asn1Object['parameters'].isValue
+        assert der_encode(asn1Object) == substrate
+
+
+class SHA512TestCase(unittest.TestCase):
+    alg_id_3_pem_text = "MAsGCWCGSAFlAwQCAw=="
+
+    def setUp(self):
+        self.asn1Spec = rfc5280.AlgorithmIdentifier()
+
+    def testDerCodec(self):
+        substrate = pem.readBase64fromText(self.alg_id_3_pem_text)
+        asn1Object, rest = der_decode(substrate, asn1Spec=self.asn1Spec)
+        assert not rest
+        assert asn1Object.prettyPrint()
+        assert asn1Object['algorithm'] == rfc8419.id_sha512
+        assert not asn1Object['parameters'].isValue
+        assert der_encode(asn1Object) == substrate
+
+
+class SHAKE256TestCase(unittest.TestCase):
+    alg_id_4_pem_text = "MAsGCWCGSAFlAwQCDA=="
+
+    def setUp(self):
+        self.asn1Spec = rfc5280.AlgorithmIdentifier()
+
+    def testDerCodec(self):
+        substrate = pem.readBase64fromText(self.alg_id_4_pem_text)
+        asn1Object, rest = der_decode(substrate, asn1Spec=self.asn1Spec)
+        assert not rest
+        assert asn1Object.prettyPrint()
+        assert asn1Object['algorithm'] == rfc8419.id_shake256
+        assert not asn1Object['parameters'].isValue
+        assert der_encode(asn1Object) == substrate
+
+
+class SHAKE256LENTestCase(unittest.TestCase):
+    alg_id_5_pem_text = "MA8GCWCGSAFlAwQCEgICAgA="
+
+    def setUp(self):
+        self.asn1Spec = rfc5280.AlgorithmIdentifier()
+
+    def testDerCodec(self):
+        substrate = pem.readBase64fromText(self.alg_id_5_pem_text)
+        asn1Object, rest = der_decode(substrate, asn1Spec=self.asn1Spec)
+        assert not rest
+        assert asn1Object.prettyPrint()
+        assert asn1Object['algorithm'] == rfc8419.id_shake256_len
+        assert asn1Object['parameters'].isValue
+        assert der_encode(asn1Object) == substrate
+
+        param, rest = der_decode(asn1Object['parameters'],
+            asn1Spec=rfc5280.algorithmIdentifierMap[asn1Object['algorithm']])
+        assert not rest
+        assert param.prettyPrint()
+        assert der_encode(param) == asn1Object['parameters']
+        assert param == 512
+
+    def testOpenTypes(self):
+        substrate = pem.readBase64fromText(self.alg_id_5_pem_text)
+        asn1Object, rest = der_decode(substrate,
+            asn1Spec=self.asn1Spec,
+            decodeOpenTypes=True)
+        assert not rest
+        assert asn1Object.prettyPrint()
+        assert asn1Object['algorithm'] == rfc8419.id_shake256_len
+        assert asn1Object['parameters'] == 512
+        assert der_encode(asn1Object) == substrate
+
+
+suite = unittest.TestLoader().loadTestsFromModule(sys.modules[__name__])
+
+if __name__ == '__main__':
+    import sys
+
+    result = unittest.TextTestRunner(verbosity=2).run(suite)
+    sys.exit(not result.wasSuccessful())