youtube-dl

Another place where youtube-dl lives on
git clone git://git.oshgnacknak.de/youtube-dl.git
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test_aes.py (2363B)

      1 #!/usr/bin/env python
      2 
      3 from __future__ import unicode_literals
      4 
      5 # Allow direct execution
      6 import os
      7 import sys
      8 import unittest
      9 sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
     10 
     11 from youtube_dl.aes import aes_decrypt, aes_encrypt, aes_cbc_decrypt, aes_cbc_encrypt, aes_decrypt_text
     12 from youtube_dl.utils import bytes_to_intlist, intlist_to_bytes
     13 import base64
     14 
     15 # the encrypted data can be generate with 'devscripts/generate_aes_testdata.py'
     16 
     17 
     18 class TestAES(unittest.TestCase):
     19     def setUp(self):
     20         self.key = self.iv = [0x20, 0x15] + 14 * [0]
     21         self.secret_msg = b'Secret message goes here'
     22 
     23     def test_encrypt(self):
     24         msg = b'message'
     25         key = list(range(16))
     26         encrypted = aes_encrypt(bytes_to_intlist(msg), key)
     27         decrypted = intlist_to_bytes(aes_decrypt(encrypted, key))
     28         self.assertEqual(decrypted, msg)
     29 
     30     def test_cbc_decrypt(self):
     31         data = bytes_to_intlist(
     32             b"\x97\x92+\xe5\x0b\xc3\x18\x91ky9m&\xb3\xb5@\xe6'\xc2\x96.\xc8u\x88\xab9-[\x9e|\xf1\xcd"
     33         )
     34         decrypted = intlist_to_bytes(aes_cbc_decrypt(data, self.key, self.iv))
     35         self.assertEqual(decrypted.rstrip(b'\x08'), self.secret_msg)
     36 
     37     def test_cbc_encrypt(self):
     38         data = bytes_to_intlist(self.secret_msg)
     39         encrypted = intlist_to_bytes(aes_cbc_encrypt(data, self.key, self.iv))
     40         self.assertEqual(
     41             encrypted,
     42             b"\x97\x92+\xe5\x0b\xc3\x18\x91ky9m&\xb3\xb5@\xe6'\xc2\x96.\xc8u\x88\xab9-[\x9e|\xf1\xcd")
     43 
     44     def test_decrypt_text(self):
     45         password = intlist_to_bytes(self.key).decode('utf-8')
     46         encrypted = base64.b64encode(
     47             intlist_to_bytes(self.iv[:8])
     48             + b'\x17\x15\x93\xab\x8d\x80V\xcdV\xe0\t\xcdo\xc2\xa5\xd8ksM\r\xe27N\xae'
     49         ).decode('utf-8')
     50         decrypted = (aes_decrypt_text(encrypted, password, 16))
     51         self.assertEqual(decrypted, self.secret_msg)
     52 
     53         password = intlist_to_bytes(self.key).decode('utf-8')
     54         encrypted = base64.b64encode(
     55             intlist_to_bytes(self.iv[:8])
     56             + b'\x0b\xe6\xa4\xd9z\x0e\xb8\xb9\xd0\xd4i_\x85\x1d\x99\x98_\xe5\x80\xe7.\xbf\xa5\x83'
     57         ).decode('utf-8')
     58         decrypted = (aes_decrypt_text(encrypted, password, 32))
     59         self.assertEqual(decrypted, self.secret_msg)
     60 
     61 
     62 if __name__ == '__main__':
     63     unittest.main()