randomness test

keybase · Dec 3, 2018 · 6e5555d · 6e5555d
1 parent 8b81e46
commit 6e5555d
Showing 1 changed file with 13 additions and 0 deletions.
diff --git a/triplesec/test/test.py b/triplesec/test/test.py
@@ -118,6 +118,19 @@ def test_random_encryption(self):
             c = triplesec.encrypt(p, k)
             self.assertEqual(p, triplesec.decrypt(c, k), i)
 
+    def test_using_randomness(self):
+        for version in _versions.keys():
+            compatibility = version in {1, 3}
+            T = TripleSec(key=b"YELLOW_SUBMARINE")
+            pt = b"foobar"
+            once = T.encrypt(pt, v=version, compatibility=compatibility)
+            twice = T.encrypt(pt, v=version, compatibility=compatibility)
+            self.assertNotEqual(once, twice)
+            T = TripleSec(key=b"YELLOW_SUBMARINE")
+            thrice = T.encrypt(pt, v=version, compatibility=compatibility)
+            self.assertNotEqual(once, thrice)
+            self.assertNotEqual(twice, thrice)
+
     def test_external_vectors(self):
         for V in vectors:
             if 'disabled' in V: continue