test/test_download.py

   1 #!/usr/bin/env python
   2
   3 import hashlib
   4 import io
   5 import os
   6 import json
   7 import unittest
   8 import sys
   9 import hashlib
  10 import socket
  11
  12 # Allow direct execution
  13 sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
  14
  15 import youtube_dl.FileDownloader
  16 import youtube_dl.InfoExtractors
  17 from youtube_dl.utils import *
  18
  19 DEF_FILE = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'tests.json')
  20 PARAMETERS_FILE = os.path.join(os.path.dirname(os.path.abspath(__file__)), "parameters.json")
  21
  22 # General configuration (from __init__, not very elegant...)
  23 jar = compat_cookiejar.CookieJar()
  24 cookie_processor = compat_urllib_request.HTTPCookieProcessor(jar)
  25 proxy_handler = compat_urllib_request.ProxyHandler()
  26 opener = compat_urllib_request.build_opener(proxy_handler, cookie_processor, YoutubeDLHandler())
  27 compat_urllib_request.install_opener(opener)
  28
  29 class FileDownloader(youtube_dl.FileDownloader):
  30     def __init__(self, *args, **kwargs):
  31         self.to_stderr = self.to_screen
  32         self.processed_info_dicts = []
  33         return youtube_dl.FileDownloader.__init__(self, *args, **kwargs)
  34     def process_info(self, info_dict):
  35         self.processed_info_dicts.append(info_dict)
  36         return youtube_dl.FileDownloader.process_info(self, info_dict)
  37
  38 def _file_md5(fn):
  39     with open(fn, 'rb') as f:
  40         return hashlib.md5(f.read()).hexdigest()
  41
  42 with io.open(DEF_FILE, encoding='utf-8') as deff:
  43     defs = json.load(deff)
  44 with io.open(PARAMETERS_FILE, encoding='utf-8') as pf:
  45     parameters = json.load(pf)
  46
  47
  48 class TestDownload(unittest.TestCase):
  49     def setUp(self):
  50         self.parameters = parameters
  51         self.defs = defs
  52
  53         # Clear old files
  54         self.tearDown()
  55
  56     def tearDown(self):
  57         for fn in [ test.get('file', False) for test in self.defs ]:
  58             if fn and os.path.exists(fn):
  59                 os.remove(fn)
  60
  61
  62 ### Dinamically generate tests
  63 def generator(test_case):
  64
  65     def test_template(self):
  66         ie = getattr(youtube_dl.InfoExtractors, test_case['name'] + 'IE')
  67         if not ie._WORKING:
  68             print('Skipping: IE marked as not _WORKING')
  69             return
  70         if not test_case['file']:
  71             print('Skipping: No output file specified')
  72             return
  73         if 'skip' in test_case:
  74             print('Skipping: {0}'.format(test_case['skip']))
  75             return
  76
  77         params = dict(self.parameters) # Duplicate it locally
  78         for p in test_case.get('params', {}):
  79             params[p] = test_case['params'][p]
  80
  81         fd = FileDownloader(params)
  82         fd.add_info_extractor(ie())
  83         for ien in test_case.get('add_ie', []):
  84             fd.add_info_extractor(getattr(youtube_dl.InfoExtractors, ien + 'IE')())
  85         fd.download([test_case['url']])
  86
  87         self.assertTrue(os.path.exists(test_case['file']))
  88         if 'md5' in test_case:
  89             md5_for_file = _file_md5(test_case['file'])
  90             self.assertEqual(md5_for_file, test_case['md5'])
  91         info_dict = fd.processed_info_dicts[0]
  92         for (info_field, value) in test_case.get('info_dict', {}).items():
  93             if value.startswith('md5:'):
  94                 md5_info_value = hashlib.md5(info_dict.get(info_field, '')).hexdigest()
  95                 self.assertEqual(value[3:], md5_info_value)
  96             else:
  97                 self.assertEqual(value, info_dict.get(info_field))
  98
  99     return test_template
 100
 101 ### And add them to TestDownload
 102 for test_case in defs:
 103     test_method = generator(test_case)
 104     test_method.__name__ = "test_{0}".format(test_case["name"])
 105     setattr(TestDownload, test_method.__name__, test_method)
 106     del test_method
 107
 108
 109 if __name__ == '__main__':
 110     unittest.main()