mirror of https://github.com/yt-dlp/yt-dlp.git
343 lines
12 KiB
Python
343 lines
12 KiB
Python
import errno
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import hashlib
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import json
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import os.path
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import re
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import ssl
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import sys
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import types
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import yt_dlp.extractor
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from yt_dlp import YoutubeDL
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from yt_dlp.utils import preferredencoding, try_call, write_string, find_available_port
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if 'pytest' in sys.modules:
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import pytest
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is_download_test = pytest.mark.download
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else:
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def is_download_test(test_class):
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return test_class
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def get_params(override=None):
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PARAMETERS_FILE = os.path.join(os.path.dirname(os.path.abspath(__file__)),
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'parameters.json')
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LOCAL_PARAMETERS_FILE = os.path.join(os.path.dirname(os.path.abspath(__file__)),
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'local_parameters.json')
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with open(PARAMETERS_FILE, encoding='utf-8') as pf:
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parameters = json.load(pf)
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if os.path.exists(LOCAL_PARAMETERS_FILE):
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with open(LOCAL_PARAMETERS_FILE, encoding='utf-8') as pf:
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parameters.update(json.load(pf))
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if override:
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parameters.update(override)
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return parameters
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def try_rm(filename):
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""" Remove a file if it exists """
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try:
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os.remove(filename)
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except OSError as ose:
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if ose.errno != errno.ENOENT:
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raise
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def report_warning(message, *args, **kwargs):
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"""
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Print the message to stderr, it will be prefixed with 'WARNING:'
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If stderr is a tty file the 'WARNING:' will be colored
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"""
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if sys.stderr.isatty() and os.name != 'nt':
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_msg_header = '\033[0;33mWARNING:\033[0m'
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else:
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_msg_header = 'WARNING:'
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output = f'{_msg_header} {message}\n'
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if 'b' in getattr(sys.stderr, 'mode', ''):
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output = output.encode(preferredencoding())
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sys.stderr.write(output)
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class FakeYDL(YoutubeDL):
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def __init__(self, override=None):
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# Different instances of the downloader can't share the same dictionary
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# some test set the "sublang" parameter, which would break the md5 checks.
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params = get_params(override=override)
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super().__init__(params, auto_init=False)
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self.result = []
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def to_screen(self, s, *args, **kwargs):
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print(s)
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def trouble(self, s, *args, **kwargs):
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raise Exception(s)
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def download(self, x):
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self.result.append(x)
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def expect_warning(self, regex):
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# Silence an expected warning matching a regex
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old_report_warning = self.report_warning
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def report_warning(self, message, *args, **kwargs):
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if re.match(regex, message):
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return
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old_report_warning(message, *args, **kwargs)
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self.report_warning = types.MethodType(report_warning, self)
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def gettestcases(include_onlymatching=False):
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for ie in yt_dlp.extractor.gen_extractors():
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yield from ie.get_testcases(include_onlymatching)
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def getwebpagetestcases():
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for ie in yt_dlp.extractor.gen_extractors():
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for tc in ie.get_webpage_testcases():
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tc.setdefault('add_ie', []).append('Generic')
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yield tc
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md5 = lambda s: hashlib.md5(s.encode()).hexdigest()
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def expect_value(self, got, expected, field):
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if isinstance(expected, str) and expected.startswith('re:'):
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match_str = expected[len('re:'):]
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match_rex = re.compile(match_str)
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self.assertTrue(
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isinstance(got, str),
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f'Expected a {str.__name__} object, but got {type(got).__name__} for field {field}')
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self.assertTrue(
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match_rex.match(got),
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f'field {field} (value: {got!r}) should match {match_str!r}')
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elif isinstance(expected, str) and expected.startswith('startswith:'):
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start_str = expected[len('startswith:'):]
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self.assertTrue(
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isinstance(got, str),
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f'Expected a {str.__name__} object, but got {type(got).__name__} for field {field}')
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self.assertTrue(
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got.startswith(start_str),
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f'field {field} (value: {got!r}) should start with {start_str!r}')
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elif isinstance(expected, str) and expected.startswith('contains:'):
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contains_str = expected[len('contains:'):]
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self.assertTrue(
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isinstance(got, str),
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f'Expected a {str.__name__} object, but got {type(got).__name__} for field {field}')
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self.assertTrue(
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contains_str in got,
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f'field {field} (value: {got!r}) should contain {contains_str!r}')
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elif isinstance(expected, type):
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self.assertTrue(
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isinstance(got, expected),
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f'Expected type {expected!r} for field {field}, but got value {got!r} of type {type(got)!r}')
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elif isinstance(expected, dict) and isinstance(got, dict):
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expect_dict(self, got, expected)
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elif isinstance(expected, list) and isinstance(got, list):
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self.assertEqual(
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len(expected), len(got),
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f'Expect a list of length {len(expected)}, but got a list of length {len(got)} for field {field}')
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for index, (item_got, item_expected) in enumerate(zip(got, expected)):
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type_got = type(item_got)
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type_expected = type(item_expected)
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self.assertEqual(
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type_expected, type_got,
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f'Type mismatch for list item at index {index} for field {field}, '
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f'expected {type_expected!r}, got {type_got!r}')
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expect_value(self, item_got, item_expected, field)
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else:
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if isinstance(expected, str) and expected.startswith('md5:'):
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self.assertTrue(
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isinstance(got, str),
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f'Expected field {field} to be a unicode object, but got value {got!r} of type {type(got)!r}')
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got = 'md5:' + md5(got)
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elif isinstance(expected, str) and re.match(r'^(?:min|max)?count:\d+', expected):
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self.assertTrue(
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isinstance(got, (list, dict)),
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f'Expected field {field} to be a list or a dict, but it is of type {type(got).__name__}')
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op, _, expected_num = expected.partition(':')
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expected_num = int(expected_num)
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if op == 'mincount':
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assert_func = assertGreaterEqual
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msg_tmpl = 'Expected %d items in field %s, but only got %d'
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elif op == 'maxcount':
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assert_func = assertLessEqual
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msg_tmpl = 'Expected maximum %d items in field %s, but got %d'
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elif op == 'count':
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assert_func = assertEqual
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msg_tmpl = 'Expected exactly %d items in field %s, but got %d'
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else:
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assert False
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assert_func(
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self, len(got), expected_num,
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msg_tmpl % (expected_num, field, len(got)))
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return
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self.assertEqual(
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expected, got,
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f'Invalid value for field {field}, expected {expected!r}, got {got!r}')
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def expect_dict(self, got_dict, expected_dict):
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for info_field, expected in expected_dict.items():
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got = got_dict.get(info_field)
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expect_value(self, got, expected, info_field)
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def sanitize_got_info_dict(got_dict):
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IGNORED_FIELDS = (
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*YoutubeDL._format_fields,
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# Lists
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'formats', 'thumbnails', 'subtitles', 'automatic_captions', 'comments', 'entries',
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# Auto-generated
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'autonumber', 'playlist', 'format_index', 'video_ext', 'audio_ext', 'duration_string', 'epoch', 'n_entries',
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'fulltitle', 'extractor', 'extractor_key', 'filename', 'filepath', 'infojson_filename', 'original_url',
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# Only live_status needs to be checked
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'is_live', 'was_live',
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)
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IGNORED_PREFIXES = ('', 'playlist', 'requested', 'webpage')
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def sanitize(key, value):
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if isinstance(value, str) and len(value) > 100 and key != 'thumbnail':
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return f'md5:{md5(value)}'
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elif isinstance(value, list) and len(value) > 10:
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return f'count:{len(value)}'
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elif key.endswith('_count') and isinstance(value, int):
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return int
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return value
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test_info_dict = {
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key: sanitize(key, value) for key, value in got_dict.items()
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if value is not None and key not in IGNORED_FIELDS and (
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not any(key.startswith(f'{prefix}_') for prefix in IGNORED_PREFIXES)
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or key == '_old_archive_ids')
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}
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# display_id may be generated from id
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if test_info_dict.get('display_id') == test_info_dict.get('id'):
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test_info_dict.pop('display_id')
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# Remove deprecated fields
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for old in YoutubeDL._deprecated_multivalue_fields:
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test_info_dict.pop(old, None)
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# release_year may be generated from release_date
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if try_call(lambda: test_info_dict['release_year'] == int(test_info_dict['release_date'][:4])):
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test_info_dict.pop('release_year')
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# Check url for flat entries
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if got_dict.get('_type', 'video') != 'video' and got_dict.get('url'):
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test_info_dict['url'] = got_dict['url']
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return test_info_dict
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def expect_info_dict(self, got_dict, expected_dict):
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expect_dict(self, got_dict, expected_dict)
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# Check for the presence of mandatory fields
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if got_dict.get('_type') not in ('playlist', 'multi_video'):
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mandatory_fields = ['id', 'title']
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if expected_dict.get('ext'):
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mandatory_fields.extend(('url', 'ext'))
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for key in mandatory_fields:
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self.assertTrue(got_dict.get(key), f'Missing mandatory field {key}')
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# Check for mandatory fields that are automatically set by YoutubeDL
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if got_dict.get('_type', 'video') == 'video':
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for key in ['webpage_url', 'extractor', 'extractor_key']:
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self.assertTrue(got_dict.get(key), f'Missing field: {key}')
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test_info_dict = sanitize_got_info_dict(got_dict)
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missing_keys = set(test_info_dict.keys()) - set(expected_dict.keys())
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if missing_keys:
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def _repr(v):
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if isinstance(v, str):
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return "'{}'".format(v.replace('\\', '\\\\').replace("'", "\\'").replace('\n', '\\n'))
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elif isinstance(v, type):
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return v.__name__
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else:
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return repr(v)
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info_dict_str = ''.join(
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f' {_repr(k)}: {_repr(v)},\n'
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for k, v in test_info_dict.items() if k not in missing_keys)
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if info_dict_str:
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info_dict_str += '\n'
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info_dict_str += ''.join(
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f' {_repr(k)}: {_repr(test_info_dict[k])},\n'
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for k in missing_keys)
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info_dict_str = '\n\'info_dict\': {\n' + info_dict_str + '},\n'
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write_string(info_dict_str.replace('\n', '\n '), out=sys.stderr)
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self.assertFalse(
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missing_keys,
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'Missing keys in test definition: {}'.format(', '.join(sorted(missing_keys))))
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def assertRegexpMatches(self, text, regexp, msg=None):
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if hasattr(self, 'assertRegexp'):
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return self.assertRegexp(text, regexp, msg)
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else:
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m = re.match(regexp, text)
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if not m:
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note = f'Regexp didn\'t match: {regexp!r} not found'
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if len(text) < 1000:
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note += f' in {text!r}'
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if msg is None:
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msg = note
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else:
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msg = note + ', ' + msg
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self.assertTrue(m, msg)
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def assertGreaterEqual(self, got, expected, msg=None):
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if not (got >= expected):
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if msg is None:
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msg = f'{got!r} not greater than or equal to {expected!r}'
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self.assertTrue(got >= expected, msg)
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def assertLessEqual(self, got, expected, msg=None):
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if not (got <= expected):
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if msg is None:
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msg = f'{got!r} not less than or equal to {expected!r}'
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self.assertTrue(got <= expected, msg)
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def assertEqual(self, got, expected, msg=None):
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if got != expected:
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if msg is None:
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msg = f'{got!r} not equal to {expected!r}'
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self.assertTrue(got == expected, msg)
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def expect_warnings(ydl, warnings_re):
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real_warning = ydl.report_warning
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def _report_warning(w, *args, **kwargs):
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if not any(re.search(w_re, w) for w_re in warnings_re):
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real_warning(w, *args, **kwargs)
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ydl.report_warning = _report_warning
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def http_server_port(httpd):
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if os.name == 'java' and isinstance(httpd.socket, ssl.SSLSocket):
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# In Jython SSLSocket is not a subclass of socket.socket
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sock = httpd.socket.sock
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else:
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sock = httpd.socket
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return sock.getsockname()[1]
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def verify_address_availability(address):
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if find_available_port(address) is None:
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pytest.skip(f'Unable to bind to source address {address} (address may not exist)')
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def validate_and_send(rh, req):
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rh.validate(req)
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return rh.send(req)
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