X-Git-Url: http://www.git.cypherpunks.ru/?a=blobdiff_plain;f=pygost%2Ftest_gost34112012.py;h=a2ef83887636d368c4c13f02692cfe1e3dd225e1;hb=fbaa1fc82dbec2c3ebaf8d272600ef4f91649e08;hp=78a638461ffaa58644d7d5c861aa1f58c7284513;hpb=f3cbdf5265fbc11a8cfd092264b372a89c669b44;p=pygost.git

diff --git a/pygost/test_gost34112012.py b/pygost/test_gost34112012.py
index 78a6384..a2ef838 100644
--- a/pygost/test_gost34112012.py
+++ b/pygost/test_gost34112012.py
@@ -1,11 +1,10 @@
 # coding: utf-8
 # PyGOST -- Pure Python GOST cryptographic functions library
-# Copyright (C) 2015-2019 Sergey Matveev <stargrave@stargrave.org>
+# Copyright (C) 2015-2024 Sergey Matveev <stargrave@stargrave.org>
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
+# the Free Software Foundation, version 3 of the License.
 #
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -15,6 +14,8 @@
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
+from os import urandom
+from random import randint
 from unittest import skip
 from unittest import TestCase
 import hmac
@@ -38,6 +39,20 @@ class TestCopy(TestCase):
         self.assertSequenceEqual(m.digest(), c.digest())
 
 
+class TestSymmetric(TestCase):
+    def runTest(self):
+        chunks = []
+        for _ in range(randint(1, 10)):
+            chunks.append(urandom(randint(20, 80)))
+        m = GOST34112012256()
+        for chunk in chunks:
+            m.update(chunk)
+        self.assertSequenceEqual(
+            m.hexdigest(),
+            GOST34112012256(b"".join(chunks)).hexdigest(),
+        )
+
+
 class TestHMAC(TestCase):
     """RFC 7836
     """
@@ -89,7 +104,7 @@ class TestVectors(TestCase):
         )
 
     def test_habr144(self):
-        """Test vector from https://habr.com/ru/post/450024/
+        """Test vector from https://habr.com/ru/post/452200/
         """
         m = hexdec("d0cf11e0a1b11ae1000000000000000000000000000000003e000300feff0900060000000000000000000000010000000100000000000000001000002400000001000000feffffff0000000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff")
         self.assertSequenceEqual(