Raphaël G. Git Repositories - youtubedl/blob - test/helper.py

   1 import errno
   2 import io
   3 import hashlib
   4 import json
   5 import os.path
   6 import re
   7 import types
   8
   9 import youtube_dl.extractor
  10 from youtube_dl import YoutubeDL
  11
  12
  13 def global_setup():
  14     youtube_dl._setup_opener(timeout=10)
  15
  16
  17 def get_params(override=None):
  18     PARAMETERS_FILE = os.path.join(os.path.dirname(os.path.abspath(__file__)),
  19                                    "parameters.json")
  20     with io.open(PARAMETERS_FILE, encoding='utf-8') as pf:
  21         parameters = json.load(pf)
  22     if override:
  23         parameters.update(override)
  24     return parameters
  25
  26
  27 def try_rm(filename):
  28     """ Remove a file if it exists """
  29     try:
  30         os.remove(filename)
  31     except OSError as ose:
  32         if ose.errno != errno.ENOENT:
  33             raise
  34
  35
  36 class FakeYDL(YoutubeDL):
  37     def __init__(self, override=None):
  38         # Different instances of the downloader can't share the same dictionary
  39         # some test set the "sublang" parameter, which would break the md5 checks.
  40         params = get_params(override=override)
  41         super(FakeYDL, self).__init__(params)
  42         self.result = []
  43
  44     def to_screen(self, s, skip_eol=None):
  45         print(s)
  46
  47     def trouble(self, s, tb=None):
  48         raise Exception(s)
  49
  50     def download(self, x):
  51         self.result.append(x)
  52
  53     def expect_warning(self, regex):
  54         # Silence an expected warning matching a regex
  55         old_report_warning = self.report_warning
  56         def report_warning(self, message):
  57             if re.match(regex, message): return
  58             old_report_warning(message)
  59         self.report_warning = types.MethodType(report_warning, self)
  60
  61 def get_testcases():
  62     for ie in youtube_dl.extractor.gen_extractors():
  63         t = getattr(ie, '_TEST', None)
  64         if t:
  65             t['name'] = type(ie).__name__[:-len('IE')]
  66             yield t
  67         for t in getattr(ie, '_TESTS', []):
  68             t['name'] = type(ie).__name__[:-len('IE')]
  69             yield t
  70
  71
  72 md5 = lambda s: hashlib.md5(s.encode('utf-8')).hexdigest()