[test_youtube_signatures] Modernize
[youtube-dl] / test / test_youtube_signature.py
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
12 import io
13 import re
14 import string
15
16 from youtube_dl.extractor import YoutubeIE
17 from youtube_dl.utils import compat_str, compat_urlretrieve
18
19 _TESTS = [
20     (
21         'https://s.ytimg.com/yts/jsbin/html5player-vflHOr_nV.js',
22         'js',
23         86,
24         '>=<;:/.-[+*)(\'&%$#"!ZYX0VUTSRQPONMLKJIHGFEDCBA\\yxwvutsrqponmlkjihgfedcba987654321',
25     ),
26     (
27         'https://s.ytimg.com/yts/jsbin/html5player-vfldJ8xgI.js',
28         'js',
29         85,
30         '3456789a0cdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRS[UVWXYZ!"#$%&\'()*+,-./:;<=>?@',
31     ),
32     (
33         'https://s.ytimg.com/yts/jsbin/html5player-vfle-mVwz.js',
34         'js',
35         90,
36         ']\\[@?>=<;:/.-,+*)(\'&%$#"hZYXWVUTSRQPONMLKJIHGFEDCBAzyxwvutsrqponmlkjiagfedcb39876',
37     ),
38     (
39         'https://s.ytimg.com/yts/jsbin/html5player-en_US-vfl0Cbn9e.js',
40         'js',
41         84,
42         'O1I3456789abcde0ghijklmnopqrstuvwxyzABCDEFGHfJKLMN2PQRSTUVW@YZ!"#$%&\'()*+,-./:;<=',
43     ),
44     (
45         'https://s.ytimg.com/yts/jsbin/html5player-en_US-vflXGBaUN.js',
46         'js',
47         '2ACFC7A61CA478CD21425E5A57EBD73DDC78E22A.2094302436B2D377D14A3BBA23022D023B8BC25AA',
48         'A52CB8B320D22032ABB3A41D773D2B6342034902.A22E87CDD37DBE75A5E52412DC874AC16A7CFCA2',
49     ),
50     (
51         'http://s.ytimg.com/yts/swfbin/player-vfl5vIhK2/watch_as3.swf',
52         'swf',
53         86,
54         'O1I3456789abcde0ghijklmnopqrstuvwxyzABCDEFGHfJKLMN2PQRSTUVWXY\\!"#$%&\'()*+,-./:;<=>?'
55     ),
56     (
57         'http://s.ytimg.com/yts/swfbin/player-vflmDyk47/watch_as3.swf',
58         'swf',
59         'F375F75BF2AFDAAF2666E43868D46816F83F13E81C46.3725A8218E446A0DECD33F79DC282994D6AA92C92C9',
60         '9C29AA6D499282CD97F33DCED0A644E8128A5273.64C18E31F38361864D86834E6662FAADFA2FB57F'
61     ),
62     (
63         'https://s.ytimg.com/yts/jsbin/html5player-en_US-vflBb0OQx.js',
64         'js',
65         84,
66         '123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQ0STUVWXYZ!"#$%&\'()*+,@./:;<=>'
67     ),
68     (
69         'https://s.ytimg.com/yts/jsbin/html5player-en_US-vfl9FYC6l.js',
70         'js',
71         83,
72         '123456789abcdefghijklmnopqr0tuvwxyzABCDETGHIJKLMNOPQRS>UVWXYZ!"#$%&\'()*+,-./:;<=F'
73     ),
74 ]
75
76
77 class TestSignature(unittest.TestCase):
78     def setUp(self):
79         TEST_DIR = os.path.dirname(os.path.abspath(__file__))
80         self.TESTDATA_DIR = os.path.join(TEST_DIR, 'testdata')
81         if not os.path.exists(self.TESTDATA_DIR):
82             os.mkdir(self.TESTDATA_DIR)
83
84
85 def make_tfunc(url, stype, sig_input, expected_sig):
86     m = re.match(r'.*-([a-zA-Z0-9_-]+)(?:/watch_as3)?\.[a-z]+$', url)
87     assert m, '%r should follow URL format' % url
88     test_id = m.group(1)
89
90     def test_func(self):
91         basename = 'player-%s.%s' % (test_id, stype)
92         fn = os.path.join(self.TESTDATA_DIR, basename)
93
94         if not os.path.exists(fn):
95             compat_urlretrieve(url, fn)
96
97         ie = YoutubeIE()
98         if stype == 'js':
99             with io.open(fn, encoding='utf-8') as testf:
100                 jscode = testf.read()
101             func = ie._parse_sig_js(jscode)
102         else:
103             assert stype == 'swf'
104             with open(fn, 'rb') as testf:
105                 swfcode = testf.read()
106             func = ie._parse_sig_swf(swfcode)
107         src_sig = (
108             compat_str(string.printable[:sig_input])
109             if isinstance(sig_input, int) else sig_input)
110         got_sig = func(src_sig)
111         self.assertEqual(got_sig, expected_sig)
112
113     test_func.__name__ = str('test_signature_' + stype + '_' + test_id)
114     setattr(TestSignature, test_func.__name__, test_func)
115
116 for test_spec in _TESTS:
117     make_tfunc(*test_spec)
118
119
120 if __name__ == '__main__':
121     unittest.main()