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[youtubedl] / 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 u'https://s.ytimg.com/yts/swfbin/watch_as3-vflg5GhxU.swf',
32 u'swf',
33 82,
34 u':/.-,+*)=\'&%$#"!ZYX0VUTSRQPONMLKJIHGFEDCBAzyxw>utsrqponmlkjihgfedcba987654321'
35 ),
36 ]
37
38
39 class TestSignature(unittest.TestCase):
40 def setUp(self):
41 TEST_DIR = os.path.dirname(os.path.abspath(__file__))
42 self.TESTDATA_DIR = os.path.join(TEST_DIR, 'testdata')
43 if not os.path.exists(self.TESTDATA_DIR):
44 os.mkdir(self.TESTDATA_DIR)
45
46
47 def make_tfunc(url, stype, sig_length, expected_sig):
48 basename = url.rpartition('/')[2]
49 m = re.match(r'.*-([a-zA-Z0-9_-]+)\.[a-z]+$', basename)
50 assert m, '%r should follow URL format' % basename
51 test_id = m.group(1)
52
53 def test_func(self):
54 fn = os.path.join(self.TESTDATA_DIR, basename)
55
56 if not os.path.exists(fn):
57 compat_urlretrieve(url, fn)
58
59 ie = YoutubeIE()
60 if stype == 'js':
61 with io.open(fn, encoding='utf-8') as testf:
62 jscode = testf.read()
63 func = ie._parse_sig_js(jscode)
64 else:
65 assert stype == 'swf'
66 with open(fn, 'rb') as testf:
67 swfcode = testf.read()
68 func = ie._parse_sig_swf(swfcode)
69 src_sig = compat_str(string.printable[:sig_length])
70 got_sig = func(src_sig)
71 self.assertEqual(got_sig, expected_sig)
72
73 test_func.__name__ = str('test_signature_' + stype + '_' + test_id)
74 setattr(TestSignature, test_func.__name__, test_func)
75
76 for test_spec in _TESTS:
77 make_tfunc(*test_spec)
78
79
80 if __name__ == '__main__':
81 unittest.main()