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#!/usr/bin/env python
import errno
import hashlib
import io
import os
import json
import unittest
import sys
import socket
import binascii
# Allow direct execution
sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
import youtube_dl.YoutubeDL
import youtube_dl.extractor
from youtube_dl.utils import *
DEF_FILE = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'tests.json')
PARAMETERS_FILE = os.path.join(os.path.dirname(os.path.abspath(__file__)), "parameters.json")
RETRIES = 3
# General configuration (from __init__, not very elegant...)
jar = compat_cookiejar.CookieJar()
cookie_processor = compat_urllib_request.HTTPCookieProcessor(jar)
proxy_handler = compat_urllib_request.ProxyHandler()
opener = compat_urllib_request.build_opener(proxy_handler, cookie_processor, YoutubeDLHandler())
compat_urllib_request.install_opener(opener)
socket.setdefaulttimeout(10)
def _try_rm(filename):
""" Remove a file if it exists """
try:
os.remove(filename)
except OSError as ose:
if ose.errno != errno.ENOENT:
raise
md5 = lambda s: hashlib.md5(s.encode('utf-8')).hexdigest()
class YoutubeDL(youtube_dl.YoutubeDL):
def __init__(self, *args, **kwargs):
self.to_stderr = self.to_screen
self.processed_info_dicts = []
super(YoutubeDL, self).__init__(*args, **kwargs)
def report_warning(self, message):
# Don't accept warnings during tests
raise ExtractorError(message)
def process_info(self, info_dict):
self.processed_info_dicts.append(info_dict)
return super(YoutubeDL, self).process_info(info_dict)
def _file_md5(fn):
with open(fn, 'rb') as f:
return hashlib.md5(f.read()).hexdigest()
with io.open(DEF_FILE, encoding='utf-8') as deff:
defs = json.load(deff)
for ie in youtube_dl.extractor.gen_extractors():
t = getattr(ie, '_TEST', None)
if t:
t['name'] = type(ie).__name__[:-len('IE')]
defs.append(t)
with io.open(PARAMETERS_FILE, encoding='utf-8') as pf:
parameters = json.load(pf)
class TestDownload(unittest.TestCase):
maxDiff = None
def setUp(self):
self.parameters = parameters
self.defs = defs
### Dynamically generate tests
def generator(test_case):
def test_template(self):
ie = youtube_dl.extractor.get_info_extractor(test_case['name'])
if not ie._WORKING:
print('Skipping: IE marked as not _WORKING')
return
if 'playlist' not in test_case and not test_case['file']:
print('Skipping: No output file specified')
return
if 'skip' in test_case:
print('Skipping: {0}'.format(test_case['skip']))
return
params = self.parameters.copy()
params.update(test_case.get('params', {}))
ydl = YoutubeDL(params)
for ie in youtube_dl.extractor.gen_extractors():
ydl.add_info_extractor(ie)
finished_hook_called = set()
def _hook(status):
if status['status'] == 'finished':
finished_hook_called.add(status['filename'])
ydl.fd.add_progress_hook(_hook)
test_cases = test_case.get('playlist', [test_case])
for tc in test_cases:
_try_rm(tc['file'])
_try_rm(tc['file'] + '.part')
_try_rm(tc['file'] + '.info.json')
try:
for retry in range(1, RETRIES + 1):
try:
ydl.download([test_case['url']])
except (DownloadError, ExtractorError) as err:
if retry == RETRIES: raise
# Check if the exception is not a network related one
if not err.exc_info[0] in (compat_urllib_error.URLError, socket.timeout, UnavailableVideoError):
raise
print('Retrying: {0} failed tries\n\n##########\n\n'.format(retry))
else:
break
for tc in test_cases:
if not test_case.get('params', {}).get('skip_download', False):
self.assertTrue(os.path.exists(tc['file']), msg='Missing file ' + tc['file'])
self.assertTrue(tc['file'] in finished_hook_called)
self.assertTrue(os.path.exists(tc['file'] + '.info.json'))
if 'md5' in tc:
md5_for_file = _file_md5(tc['file'])
self.assertEqual(md5_for_file, tc['md5'])
with io.open(tc['file'] + '.info.json', encoding='utf-8') as infof:
info_dict = json.load(infof)
for (info_field, expected) in tc.get('info_dict', {}).items():
if isinstance(expected, compat_str) and expected.startswith('md5:'):
self.assertEqual(expected, 'md5:' + md5(info_dict.get(info_field)))
else:
got = info_dict.get(info_field)
self.assertEqual(
expected, got,
u'invalid value for field %s, expected %r, got %r' % (info_field, expected, got))
# If checkable fields are missing from the test case, print the info_dict
test_info_dict = dict((key, value if not isinstance(value, compat_str) or len(value) < 250 else 'md5:' + md5(value))
for key, value in info_dict.items()
if value and key in ('title', 'description', 'uploader', 'upload_date', 'uploader_id', 'location'))
if not all(key in tc.get('info_dict', {}).keys() for key in test_info_dict.keys()):
sys.stderr.write(u'\n"info_dict": ' + json.dumps(test_info_dict, ensure_ascii=False, indent=2) + u'\n')
# Check for the presence of mandatory fields
for key in ('id', 'url', 'title', 'ext'):
self.assertTrue(key in info_dict.keys() and info_dict[key])
finally:
for tc in test_cases:
_try_rm(tc['file'])
_try_rm(tc['file'] + '.part')
_try_rm(tc['file'] + '.info.json')
return test_template
### And add them to TestDownload
for n, test_case in enumerate(defs):
test_method = generator(test_case)
test_method.__name__ = "test_{0}".format(test_case["name"])
if getattr(TestDownload, test_method.__name__, False):
test_method.__name__ = "test_{0}_{1}".format(test_case["name"], n)
setattr(TestDownload, test_method.__name__, test_method)
del test_method
if __name__ == '__main__':
unittest.main()
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