_ Git - youtube-dl/blob - test/gentests.py

   1 #!/usr/bin/env python3
   2
   3 import io  # for python 2
   4 import json
   5 import os
   6 import sys
   7 import unittest
   8
   9 # Allow direct execution
  10 import os
  11 sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
  12
  13 import youtube_dl.InfoExtractors
  14
  15 HEADER = u'''#!/usr/bin/env python
  16
  17 # DO NOT EDIT THIS FILE BY HAND!
  18 # It is auto-generated from tests.json and gentests.py.
  19
  20 import hashlib
  21 import io
  22 import os
  23 import json
  24 import unittest
  25 import sys
  26
  27 # Allow direct execution
  28 import os
  29 sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
  30
  31 from youtube_dl.FileDownloader import FileDownloader
  32 import youtube_dl.InfoExtractors
  33
  34 def _file_md5(fn):
  35     with open(fn, 'rb') as f:
  36         return hashlib.md5(f.read()).hexdigest()
  37
  38 def md5_for_file(filename, block_size=2**20):
  39     with open(filename) as f:
  40         md5 = hashlib.md5()
  41         while True:
  42             data = f.read(block_size)
  43             if not data:
  44                 break
  45             md5.update(data)
  46         return md5.hexdigest()
  47 _file_md5 = md5_for_file
  48
  49
  50 try:
  51     _skip_unless = unittest.skipUnless
  52 except AttributeError: # Python 2.6
  53     def _skip_unless(cond, reason='No reason given'):
  54         def resfunc(f):
  55             def wfunc(*args, **kwargs):
  56                 if cond:
  57                     return f(*args, **kwargs)
  58                 else:
  59                     print('Skipped test')
  60                     return
  61             return wfunc
  62         return resfunc
  63 _skip = lambda *args, **kwargs: _skip_unless(False, *args, **kwargs)
  64
  65 class DownloadTest(unittest.TestCase):
  66     PARAMETERS_FILE = os.path.join(os.path.dirname(os.path.abspath(__file__)), "parameters.json")
  67
  68     def setUp(self):
  69         # Clear old files
  70         self.tearDown()
  71
  72         with io.open(self.PARAMETERS_FILE, encoding='utf-8') as pf:
  73             self.parameters = json.load(pf)
  74 '''
  75
  76 FOOTER = u'''
  77
  78 if __name__ == '__main__':
  79     unittest.main()
  80 '''
  81
  82 DEF_FILE = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'tests.json')
  83 TEST_FILE = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'test_download.py')
  84
  85 def gentests():
  86     with io.open(DEF_FILE, encoding='utf-8') as deff:
  87         defs = json.load(deff)
  88     with io.open(TEST_FILE, 'w', encoding='utf-8') as testf:
  89         testf.write(HEADER)
  90         spaces = ' ' * 4
  91         write = lambda l: testf.write(spaces + l + '\n')
  92
  93         for d in defs:
  94             name = d['name']
  95             ie = getattr(youtube_dl.InfoExtractors, name + 'IE')
  96             testf.write('\n')
  97             write('@_skip_unless(youtube_dl.InfoExtractors.' + name + 'IE._WORKING, "IE marked as not _WORKING")')
  98             if not d['file']:
  99                 write('@_skip("No output file specified")')
 100             elif 'skip' in d:
 101                 write('@_skip(' + repr(d['skip']) + ')')
 102             write('def test_' + name + '(self):')
 103             write('    filename = ' + repr(d['file']))
 104             write('    fd = FileDownloader(self.parameters)')
 105             write('    fd.add_info_extractor(youtube_dl.InfoExtractors.' + name + 'IE())')
 106             for ien in d.get('addIEs', []):
 107                 write('    fd.add_info_extractor(youtube_dl.InfoExtractors.' + ien + 'IE())')
 108             write('    fd.download([' + repr(d['url']) + '])')
 109             write('    self.assertTrue(os.path.exists(filename))')
 110             if 'size' in d:
 111                 write('    self.assertEqual(os.path.getsize(filename), ' + repr(d['size']) + ')')
 112             if 'md5' in d:
 113                 write('    md5_for_file = _file_md5(filename)')
 114                 write('    self.assertEqual(md5_for_file, ' + repr(d['md5']) + ')')
 115
 116         testf.write('\n\n')
 117         write('def tearDown(self):')
 118         for d in defs:
 119             if d['file']:
 120                 write('    if os.path.exists(' + repr(d['file']) + '):')
 121                 write('        os.remove(' + repr(d['file']) + ')')
 122             else:
 123                 write('    # No file specified for ' + d['name'])
 124         testf.write('\n')
 125         testf.write(FOOTER)
 126
 127 if __name__ == '__main__':
 128     gentests()