Serialization and SHA test

tests/Serialization and SHA.py

@@ -0,0 +1,27 @@
+# -*- coding: utf-8 -*-
+"""
+MTProto data serialization and SHA hash test
+
+@author: Anton Grigoryev
+@author: Sammy Pfeiffer
+"""
+from Crypto.Hash import SHA
+import io
+import mtproto
+
+# byte strings got from
+# https://core.telegram.org/mtproto/samples-auth_key - step 4
+
+z = io.BytesIO()
+mtproto.serialize_obj(z, 'p_q_inner_data',
+                      pq=b"\x17\xED\x48\x94\x1A\x08\xF9\x81",
+                      p=b"\x49\x4C\x55\x3B",
+                      q=b"\x53\x91\x10\x73",
+                      nonce=b"\x3E\x05\x49\x82\x8C\xCA\x27\xE9\x66\xB3\x01\xA4\x8F\xEC\xE2\xFC",
+                      server_nonce=b"\xA5\xCF\x4D\x33\xF4\xA1\x1E\xA8\x77\xBA\x4A\xA5\x73\x90\x73\x30",
+                      new_nonce=b"\x31\x1C\x85\xDB\x23\x4A\xA2\x64\x0A\xFC\x4A\x76\xA7\x35\xCF\x5B\x1F\x0F\xD6\x8B\xD1\x7F\xA1\x81\xE1\x22\x9A\xD8\x67\xCC\x02\x4D")
+x = z.getvalue()
+if SHA.new(x).digest() == b'\xDB\x76\x1C\x27\x71\x8A\x23\x05\x04\x4F\x71\xF2\xAD\x95\x16\x29\xD7\x8B\x24\x49':
+    print("Test passed successfully")
+else:
+    print("Test not passed")