]> git.bitcoin.ninja Git - youtube-dl/blob - test/test_youtube_signature.py
a3fc53047de031c8c8e01046b53a891ef6b693a8
[youtube-dl] / test / test_youtube_signature.py
1 #!/usr/bin/env python
2
3 # Allow direct execution
4 import os
5 import sys
6 import unittest
7 sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
8
9
10 import io
11 import re
12 import string
13
14 from youtube_dl.extractor import YoutubeIE
15 from youtube_dl.utils import compat_str, compat_urlretrieve
16
17 _TESTS = [
18     (
19         u'https://s.ytimg.com/yts/jsbin/html5player-vflHOr_nV.js',
20         u'js',
21         86,
22         u'>=<;:/.-[+*)(\'&%$#"!ZYX0VUTSRQPONMLKJIHGFEDCBA\\yxwvutsrqponmlkjihgfedcba987654321',
23     ),
24     (
25         u'https://s.ytimg.com/yts/jsbin/html5player-vfldJ8xgI.js',
26         u'js',
27         85,
28         u'3456789a0cdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRS[UVWXYZ!"#$%&\'()*+,-./:;<=>?@',
29     ),
30 ]
31
32
33 class TestSignature(unittest.TestCase):
34     def setUp(self):
35         TEST_DIR = os.path.dirname(os.path.abspath(__file__))
36         self.TESTDATA_DIR = os.path.join(TEST_DIR, 'testdata')
37         if not os.path.exists(self.TESTDATA_DIR):
38             os.mkdir(self.TESTDATA_DIR)
39
40
41 def make_tfunc(url, stype, sig_length, expected_sig):
42     basename = url.rpartition('/')[2]
43     m = re.match(r'.*-([a-zA-Z0-9_-]+)\.[a-z]+$', basename)
44     assert m, '%r should follow URL format' % basename
45     test_id = m.group(1)
46
47     def test_func(self):
48         fn = os.path.join(self.TESTDATA_DIR, basename)
49
50         if not os.path.exists(fn):
51             compat_urlretrieve(url, fn)
52
53         ie = YoutubeIE()
54         if stype == 'js':
55             with io.open(fn, encoding='utf-8') as testf:
56                 jscode = testf.read()
57             func = ie._parse_sig_js(jscode)
58         else:
59             assert stype == 'swf'
60             with open(fn, 'rb') as testf:
61                 swfcode = testf.read()
62             func = ie._parse_sig_swf(swfcode)
63         src_sig = compat_str(string.printable[:sig_length])
64         got_sig = func(src_sig)
65         self.assertEqual(got_sig, expected_sig)
66
67     test_func.__name__ = str('test_signature_' + stype + '_' + test_id)
68     setattr(TestSignature, test_func.__name__, test_func)
69
70 for test_spec in _TESTS:
71     make_tfunc(*test_spec)
72
73
74 if __name__ == '__main__':
75     unittest.main()