Added some tests using a given signing key seed

Author: leonerd

tests/test_known_key.py

@@ -0,0 +1,69 @@
+# -*- coding: utf-8 -*-
+
+# Copyright 2015 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import unittest
+
+from unpaddedbase64 import decode_base64
+
+import nacl.signing
+
+from signedjson.sign import sign_json
+
+SIGNING_KEY_SEED = decode_base64(
+    "YJDBA9Xnr2sVqXD9Vj7XVUnmFZcZrlw8Md7kMW+3XA1"
+)
+
+KEY_ALG = "ed25519"
+KEY_VER = 1
+KEY_NAME = "%s:%d" % (KEY_ALG, KEY_VER)
+
+
+class KnownKeyTestCase(unittest.TestCase):
+    """ An entirely deterministic test using a given signing key seed, so that
+    other implementations can compare that they get the same result. """
+
+    def setUp(self):
+        self.signing_key = nacl.signing.SigningKey(SIGNING_KEY_SEED)
+        self.signing_key.alg = KEY_ALG
+        self.signing_key.version = KEY_VER
+
+    def test_sign_minimal(self):
+        self.assertEquals(
+            sign_json({}, "name", self.signing_key),
+            {
+                'signatures': {
+                    'name': {
+                        KEY_NAME: "K8280/U9SSy9IVtjBuVeLr+HpOB4BQFWbg+UZaADMt"
+                            "TdGYI7Geitb76LTrr5QV/7Xg4ahLwYGYZzuHGZKM5ZAQ"
+                    },
+                }
+            }
+        )
+
+    def test_sign_with_data(self):
+        self.assertEquals(
+            sign_json({'one': 1, 'two': "Two"}, "name", self.signing_key),
+            {
+                'one': 1,
+                'two': "Two",
+                'signatures': {
+                    'name': {
+                        KEY_NAME: "KqmLSbO39/Bzb0QIYE82zqLwsA+PDzYIpIRA2sRQ4s"
+                            "L53+sN6/fpNSoqE7BP7vBZhG6kYdD13EIMJpvhJI+6Bw"
+                    },
+                }
+            }
+        )