X-Git-Url: https://git.rapsys.eu/youtubedl/blobdiff_plain/9a117f94b4bfe84cfe1d904d5132aefcf41511c9..509eeaaa67b2f901752c50fc6edf41954dbe3085:/test/helper.py diff --git a/test/helper.py b/test/helper.py index a2b468b..230d2bd 100644 --- a/test/helper.py +++ b/test/helper.py @@ -1,44 +1,150 @@ +import errno import io +import hashlib import json import os.path +import re +import types +import sys import youtube_dl.extractor -from youtube_dl import YoutubeDL, YoutubeDLHandler +from youtube_dl import YoutubeDL from youtube_dl.utils import ( - compat_cookiejar, - compat_urllib_request, + compat_str, + preferredencoding, ) -# 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) -PARAMETERS_FILE = os.path.join(os.path.dirname(os.path.abspath(__file__)), "parameters.json") -with io.open(PARAMETERS_FILE, encoding='utf-8') as pf: - parameters = json.load(pf) +def get_params(override=None): + PARAMETERS_FILE = os.path.join(os.path.dirname(os.path.abspath(__file__)), + "parameters.json") + with io.open(PARAMETERS_FILE, encoding='utf-8') as pf: + parameters = json.load(pf) + if override: + parameters.update(override) + return parameters + + +def try_rm(filename): + """ Remove a file if it exists """ + try: + os.remove(filename) + except OSError as ose: + if ose.errno != errno.ENOENT: + raise + + +def report_warning(message): + ''' + Print the message to stderr, it will be prefixed with 'WARNING:' + If stderr is a tty file the 'WARNING:' will be colored + ''' + if sys.stderr.isatty() and os.name != 'nt': + _msg_header = u'\033[0;33mWARNING:\033[0m' + else: + _msg_header = u'WARNING:' + output = u'%s %s\n' % (_msg_header, message) + if 'b' in getattr(sys.stderr, 'mode', '') or sys.version_info[0] < 3: + output = output.encode(preferredencoding()) + sys.stderr.write(output) + class FakeYDL(YoutubeDL): - def __init__(self): - self.result = [] + def __init__(self, override=None): # Different instances of the downloader can't share the same dictionary # some test set the "sublang" parameter, which would break the md5 checks. - self.params = dict(parameters) - def to_screen(self, s): + params = get_params(override=override) + super(FakeYDL, self).__init__(params) + self.result = [] + + def to_screen(self, s, skip_eol=None): print(s) + def trouble(self, s, tb=None): raise Exception(s) + def download(self, x): self.result.append(x) -def get_testcases(): + def expect_warning(self, regex): + # Silence an expected warning matching a regex + old_report_warning = self.report_warning + def report_warning(self, message): + if re.match(regex, message): return + old_report_warning(message) + self.report_warning = types.MethodType(report_warning, self) + + +def gettestcases(include_onlymatching=False): for ie in youtube_dl.extractor.gen_extractors(): t = getattr(ie, '_TEST', None) if t: + assert not hasattr(ie, '_TESTS'), \ + '%s has _TEST and _TESTS' % type(ie).__name__ + tests = [t] + else: + tests = getattr(ie, '_TESTS', []) + for t in tests: + if not include_onlymatching and t.get('only_matching', False): + continue t['name'] = type(ie).__name__[:-len('IE')] yield t - for t in getattr(ie, '_TESTS', []): - t['name'] = type(ie).__name__[:-len('IE')] - yield t + + +md5 = lambda s: hashlib.md5(s.encode('utf-8')).hexdigest() + + +def expect_info_dict(self, expected_dict, got_dict): + for info_field, expected in expected_dict.items(): + if isinstance(expected, compat_str) and expected.startswith('re:'): + got = got_dict.get(info_field) + match_str = expected[len('re:'):] + match_rex = re.compile(match_str) + + self.assertTrue( + isinstance(got, compat_str) and match_rex.match(got), + u'field %s (value: %r) should match %r' % (info_field, got, match_str)) + elif isinstance(expected, type): + got = got_dict.get(info_field) + self.assertTrue(isinstance(got, expected), + u'Expected type %r for field %s, but got value %r of type %r' % (expected, info_field, got, type(got))) + else: + if isinstance(expected, compat_str) and expected.startswith('md5:'): + got = 'md5:' + md5(got_dict.get(info_field)) + else: + got = got_dict.get(info_field) + self.assertEqual(expected, got, + u'invalid value for field %s, expected %r, got %r' % (info_field, expected, got)) + + # Check for the presence of mandatory fields + for key in ('id', 'url', 'title', 'ext'): + self.assertTrue(got_dict.get(key), 'Missing mandatory field %s' % key) + # Check for mandatory fields that are automatically set by YoutubeDL + for key in ['webpage_url', 'extractor', 'extractor_key']: + self.assertTrue(got_dict.get(key), u'Missing field: %s' % key) + + # Are checkable fields missing from the test case definition? + test_info_dict = dict((key, value if not isinstance(value, compat_str) or len(value) < 250 else 'md5:' + md5(value)) + for key, value in got_dict.items() + if value and key in ('title', 'description', 'uploader', 'upload_date', 'timestamp', 'uploader_id', 'location')) + missing_keys = set(test_info_dict.keys()) - set(expected_dict.keys()) + if missing_keys: + sys.stderr.write(u'\n"info_dict": ' + json.dumps(test_info_dict, ensure_ascii=False, indent=4) + u'\n') + self.assertFalse( + missing_keys, + 'Missing keys in test definition: %s' % ( + ', '.join(sorted(missing_keys)))) + + +def assertRegexpMatches(self, text, regexp, msg=None): + if hasattr(self, 'assertRegexpMatches'): + return self.assertRegexpMatches(text, regexp, msg) + else: + m = re.match(regexp, text) + if not m: + note = 'Regexp didn\'t match: %r not found in %r' % (regexp, text) + if msg is None: + msg = note + else: + msg = note + ', ' + msg + self.assertTrue(m, msg)