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authorJaime Marquínez Ferrándiz <jaime.marquinez.ferrandiz@gmail.com>2015-03-21 12:07:23 +0100
committerJaime Marquínez Ferrándiz <jaime.marquinez.ferrandiz@gmail.com>2015-03-21 12:07:23 +0100
commita7d9ded45dac709fbb9140ab3525a10a2a6d3c85 (patch)
treee2627dd65b8afcba23e5b2db48c4dd86300f2b1e /test/test_aes.py
parent531980d89c37427c663152a525fd795dc0b040e4 (diff)
[test] Add tests for aes
Diffstat (limited to 'test/test_aes.py')
-rw-r--r--test/test_aes.py47
1 files changed, 47 insertions, 0 deletions
diff --git a/test/test_aes.py b/test/test_aes.py
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+++ b/test/test_aes.py
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+#!/usr/bin/env python
+
+from __future__ import unicode_literals
+
+# Allow direct execution
+import os
+import sys
+import unittest
+sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
+
+from youtube_dl.aes import aes_decrypt, aes_encrypt, aes_cbc_decrypt, aes_decrypt_text
+from youtube_dl.utils import bytes_to_intlist, intlist_to_bytes
+import base64
+
+# the encrypted data can be generate with 'devscripts/generate_aes_testdata.py'
+
+
+class TestAES(unittest.TestCase):
+ def setUp(self):
+ self.key = self.iv = [0x20, 0x15] + 14 * [0]
+ self.secret_msg = b'Secret message goes here'
+
+ def test_encrypt(self):
+ msg = b'message'
+ key = list(range(16))
+ encrypted = aes_encrypt(bytes_to_intlist(msg), key)
+ decrypted = intlist_to_bytes(aes_decrypt(encrypted, key))
+ self.assertEqual(decrypted, msg)
+
+ def test_cbc_decrypt(self):
+ data = bytes_to_intlist(
+ b"\x97\x92+\xe5\x0b\xc3\x18\x91ky9m&\xb3\xb5@\xe6'\xc2\x96.\xc8u\x88\xab9-[\x9e|\xf1\xcd"
+ )
+ decrypted = intlist_to_bytes(aes_cbc_decrypt(data, self.key, self.iv))
+ self.assertEqual(decrypted.rstrip(b'\x08'), self.secret_msg)
+
+ def test_decrypt_text(self):
+ password = intlist_to_bytes(self.key).decode('utf-8')
+ encrypted = base64.b64encode(
+ intlist_to_bytes(self.iv[:8]) +
+ b'\x17\x15\x93\xab\x8d\x80V\xcdV\xe0\t\xcdo\xc2\xa5\xd8ksM\r\xe27N\xae'
+ )
+ decrypted = (aes_decrypt_text(encrypted, password, 16))
+ self.assertEqual(decrypted, self.secret_msg)
+
+if __name__ == '__main__':
+ unittest.main()