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  1. #!/usr/bin/env python
  2. # Allow direct execution
  3. import os
  4. import sys
  5. import unittest
  6. sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
  7. from test.helper import (
  8. get_params,
  9. get_testcases,
  10. try_rm,
  11. md5,
  12. report_warning
  13. )
  14. import hashlib
  15. import io
  16. import json
  17. import socket
  18. import youtube_dl.YoutubeDL
  19. from youtube_dl.utils import (
  20. compat_str,
  21. compat_urllib_error,
  22. compat_HTTPError,
  23. DownloadError,
  24. ExtractorError,
  25. UnavailableVideoError,
  26. )
  27. from youtube_dl.extractor import get_info_extractor
  28. RETRIES = 3
  29. class YoutubeDL(youtube_dl.YoutubeDL):
  30. def __init__(self, *args, **kwargs):
  31. self.to_stderr = self.to_screen
  32. self.processed_info_dicts = []
  33. super(YoutubeDL, self).__init__(*args, **kwargs)
  34. def report_warning(self, message):
  35. # Don't accept warnings during tests
  36. raise ExtractorError(message)
  37. def process_info(self, info_dict):
  38. self.processed_info_dicts.append(info_dict)
  39. return super(YoutubeDL, self).process_info(info_dict)
  40. def _file_md5(fn):
  41. with open(fn, 'rb') as f:
  42. return hashlib.md5(f.read()).hexdigest()
  43. defs = get_testcases()
  44. class TestDownload(unittest.TestCase):
  45. maxDiff = None
  46. def setUp(self):
  47. self.defs = defs
  48. ### Dynamically generate tests
  49. def generator(test_case):
  50. def test_template(self):
  51. ie = youtube_dl.extractor.get_info_extractor(test_case['name'])
  52. other_ies = [get_info_extractor(ie_key) for ie_key in test_case.get('add_ie', [])]
  53. def print_skipping(reason):
  54. print('Skipping %s: %s' % (test_case['name'], reason))
  55. if not ie.working():
  56. print_skipping('IE marked as not _WORKING')
  57. return
  58. if 'playlist' not in test_case:
  59. info_dict = test_case.get('info_dict', {})
  60. if not test_case.get('file') and not (info_dict.get('id') and info_dict.get('ext')):
  61. print_skipping('The output file cannot be know, the "file" '
  62. 'key is missing or the info_dict is incomplete')
  63. return
  64. if 'skip' in test_case:
  65. print_skipping(test_case['skip'])
  66. return
  67. for other_ie in other_ies:
  68. if not other_ie.working():
  69. print_skipping(u'test depends on %sIE, marked as not WORKING' % other_ie.ie_key())
  70. return
  71. params = get_params(test_case.get('params', {}))
  72. ydl = YoutubeDL(params)
  73. ydl.add_default_info_extractors()
  74. finished_hook_called = set()
  75. def _hook(status):
  76. if status['status'] == 'finished':
  77. finished_hook_called.add(status['filename'])
  78. ydl.add_downloader_progress_hook(_hook)
  79. def get_tc_filename(tc):
  80. return tc.get('file') or ydl.prepare_filename(tc.get('info_dict', {}))
  81. test_cases = test_case.get('playlist', [test_case])
  82. def try_rm_tcs_files():
  83. for tc in test_cases:
  84. tc_filename = get_tc_filename(tc)
  85. try_rm(tc_filename)
  86. try_rm(tc_filename + '.part')
  87. try_rm(os.path.splitext(tc_filename)[0] + '.info.json')
  88. try_rm_tcs_files()
  89. try:
  90. try_num = 1
  91. while True:
  92. try:
  93. ydl.download([test_case['url']])
  94. except (DownloadError, ExtractorError) as err:
  95. # Check if the exception is not a network related one
  96. if not err.exc_info[0] in (compat_urllib_error.URLError, socket.timeout, UnavailableVideoError) or (err.exc_info[0] == compat_HTTPError and err.exc_info[1].code == 503):
  97. raise
  98. if try_num == RETRIES:
  99. report_warning(u'Failed due to network errors, skipping...')
  100. return
  101. print('Retrying: {0} failed tries\n\n##########\n\n'.format(try_num))
  102. try_num += 1
  103. else:
  104. break
  105. for tc in test_cases:
  106. tc_filename = get_tc_filename(tc)
  107. if not test_case.get('params', {}).get('skip_download', False):
  108. self.assertTrue(os.path.exists(tc_filename), msg='Missing file ' + tc_filename)
  109. self.assertTrue(tc_filename in finished_hook_called)
  110. info_json_fn = os.path.splitext(tc_filename)[0] + '.info.json'
  111. self.assertTrue(os.path.exists(info_json_fn))
  112. if 'md5' in tc:
  113. md5_for_file = _file_md5(tc_filename)
  114. self.assertEqual(md5_for_file, tc['md5'])
  115. with io.open(info_json_fn, encoding='utf-8') as infof:
  116. info_dict = json.load(infof)
  117. for (info_field, expected) in tc.get('info_dict', {}).items():
  118. if isinstance(expected, compat_str) and expected.startswith('md5:'):
  119. got = 'md5:' + md5(info_dict.get(info_field))
  120. else:
  121. got = info_dict.get(info_field)
  122. self.assertEqual(expected, got,
  123. u'invalid value for field %s, expected %r, got %r' % (info_field, expected, got))
  124. # If checkable fields are missing from the test case, print the info_dict
  125. test_info_dict = dict((key, value if not isinstance(value, compat_str) or len(value) < 250 else 'md5:' + md5(value))
  126. for key, value in info_dict.items()
  127. if value and key in ('title', 'description', 'uploader', 'upload_date', 'uploader_id', 'location'))
  128. if not all(key in tc.get('info_dict', {}).keys() for key in test_info_dict.keys()):
  129. sys.stderr.write(u'\n"info_dict": ' + json.dumps(test_info_dict, ensure_ascii=False, indent=2) + u'\n')
  130. # Check for the presence of mandatory fields
  131. for key in ('id', 'url', 'title', 'ext'):
  132. self.assertTrue(key in info_dict.keys() and info_dict[key])
  133. # Check for mandatory fields that are automatically set by YoutubeDL
  134. for key in ['webpage_url', 'extractor', 'extractor_key']:
  135. self.assertTrue(info_dict.get(key), u'Missing field: %s' % key)
  136. finally:
  137. try_rm_tcs_files()
  138. return test_template
  139. ### And add them to TestDownload
  140. for n, test_case in enumerate(defs):
  141. test_method = generator(test_case)
  142. tname = 'test_' + str(test_case['name'])
  143. i = 1
  144. while hasattr(TestDownload, tname):
  145. tname = 'test_' + str(test_case['name']) + '_' + str(i)
  146. i += 1
  147. test_method.__name__ = tname
  148. setattr(TestDownload, test_method.__name__, test_method)
  149. del test_method
  150. if __name__ == '__main__':
  151. unittest.main()