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1 | #!/usr/bin/env python | |
2 | ||
3 | # Allow direct execution | |
4 | import os | |
5 | import sys | |
6 | import unittest | |
7 | sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__)))) | |
8 | ||
9 | from test.helper import ( | |
10 | assertGreaterEqual, | |
11 | get_params, | |
12 | gettestcases, | |
13 | expect_info_dict, | |
14 | try_rm, | |
15 | report_warning, | |
16 | ) | |
17 | ||
18 | ||
19 | import hashlib | |
20 | import io | |
21 | import json | |
22 | import socket | |
23 | ||
24 | import youtube_dl.YoutubeDL | |
25 | from youtube_dl.utils import ( | |
26 | compat_http_client, | |
27 | compat_urllib_error, | |
28 | compat_HTTPError, | |
29 | DownloadError, | |
30 | ExtractorError, | |
31 | UnavailableVideoError, | |
32 | ) | |
33 | from youtube_dl.extractor import get_info_extractor | |
34 | ||
35 | RETRIES = 3 | |
36 | ||
37 | class YoutubeDL(youtube_dl.YoutubeDL): | |
38 | def __init__(self, *args, **kwargs): | |
39 | self.to_stderr = self.to_screen | |
40 | self.processed_info_dicts = [] | |
41 | super(YoutubeDL, self).__init__(*args, **kwargs) | |
42 | def report_warning(self, message): | |
43 | # Don't accept warnings during tests | |
44 | raise ExtractorError(message) | |
45 | def process_info(self, info_dict): | |
46 | self.processed_info_dicts.append(info_dict) | |
47 | return super(YoutubeDL, self).process_info(info_dict) | |
48 | ||
49 | def _file_md5(fn): | |
50 | with open(fn, 'rb') as f: | |
51 | return hashlib.md5(f.read()).hexdigest() | |
52 | ||
53 | defs = gettestcases() | |
54 | ||
55 | ||
56 | class TestDownload(unittest.TestCase): | |
57 | maxDiff = None | |
58 | def setUp(self): | |
59 | self.defs = defs | |
60 | ||
61 | ### Dynamically generate tests | |
62 | def generator(test_case): | |
63 | ||
64 | def test_template(self): | |
65 | ie = youtube_dl.extractor.get_info_extractor(test_case['name']) | |
66 | other_ies = [get_info_extractor(ie_key) for ie_key in test_case.get('add_ie', [])] | |
67 | is_playlist = any(k.startswith('playlist') for k in test_case) | |
68 | test_cases = test_case.get( | |
69 | 'playlist', [] if is_playlist else [test_case]) | |
70 | ||
71 | def print_skipping(reason): | |
72 | print('Skipping %s: %s' % (test_case['name'], reason)) | |
73 | if not ie.working(): | |
74 | print_skipping('IE marked as not _WORKING') | |
75 | return | |
76 | ||
77 | for tc in test_cases: | |
78 | info_dict = tc.get('info_dict', {}) | |
79 | if not tc.get('file') and not (info_dict.get('id') and info_dict.get('ext')): | |
80 | raise Exception('Test definition incorrect. The output file cannot be known. Are both \'id\' and \'ext\' keys present?') | |
81 | ||
82 | if 'skip' in test_case: | |
83 | print_skipping(test_case['skip']) | |
84 | return | |
85 | for other_ie in other_ies: | |
86 | if not other_ie.working(): | |
87 | print_skipping(u'test depends on %sIE, marked as not WORKING' % other_ie.ie_key()) | |
88 | return | |
89 | ||
90 | params = get_params(test_case.get('params', {})) | |
91 | if is_playlist and 'playlist' not in test_case: | |
92 | params.setdefault('extract_flat', True) | |
93 | params.setdefault('skip_download', True) | |
94 | ||
95 | ydl = YoutubeDL(params) | |
96 | ydl.add_default_info_extractors() | |
97 | finished_hook_called = set() | |
98 | def _hook(status): | |
99 | if status['status'] == 'finished': | |
100 | finished_hook_called.add(status['filename']) | |
101 | ydl.add_progress_hook(_hook) | |
102 | ||
103 | def get_tc_filename(tc): | |
104 | return tc.get('file') or ydl.prepare_filename(tc.get('info_dict', {})) | |
105 | ||
106 | def try_rm_tcs_files(): | |
107 | for tc in test_cases: | |
108 | tc_filename = get_tc_filename(tc) | |
109 | try_rm(tc_filename) | |
110 | try_rm(tc_filename + '.part') | |
111 | try_rm(os.path.splitext(tc_filename)[0] + '.info.json') | |
112 | try_rm_tcs_files() | |
113 | try: | |
114 | try_num = 1 | |
115 | while True: | |
116 | try: | |
117 | # We're not using .download here sine that is just a shim | |
118 | # for outside error handling, and returns the exit code | |
119 | # instead of the result dict. | |
120 | res_dict = ydl.extract_info(test_case['url']) | |
121 | except (DownloadError, ExtractorError) as err: | |
122 | # Check if the exception is not a network related one | |
123 | if not err.exc_info[0] in (compat_urllib_error.URLError, socket.timeout, UnavailableVideoError, compat_http_client.BadStatusLine) or (err.exc_info[0] == compat_HTTPError and err.exc_info[1].code == 503): | |
124 | raise | |
125 | ||
126 | if try_num == RETRIES: | |
127 | report_warning(u'Failed due to network errors, skipping...') | |
128 | return | |
129 | ||
130 | print('Retrying: {0} failed tries\n\n##########\n\n'.format(try_num)) | |
131 | ||
132 | try_num += 1 | |
133 | else: | |
134 | break | |
135 | ||
136 | if is_playlist: | |
137 | self.assertEqual(res_dict['_type'], 'playlist') | |
138 | expect_info_dict(self, test_case.get('info_dict', {}), res_dict) | |
139 | if 'playlist_mincount' in test_case: | |
140 | assertGreaterEqual( | |
141 | self, | |
142 | len(res_dict['entries']), | |
143 | test_case['playlist_mincount'], | |
144 | 'Expected at least %d in playlist %s, but got only %d' % ( | |
145 | test_case['playlist_mincount'], test_case['url'], | |
146 | len(res_dict['entries']))) | |
147 | if 'playlist_count' in test_case: | |
148 | self.assertEqual( | |
149 | len(res_dict['entries']), | |
150 | test_case['playlist_count'], | |
151 | 'Expected at %d in playlist %s, but got %d.') | |
152 | ||
153 | for tc in test_cases: | |
154 | tc_filename = get_tc_filename(tc) | |
155 | if not test_case.get('params', {}).get('skip_download', False): | |
156 | self.assertTrue(os.path.exists(tc_filename), msg='Missing file ' + tc_filename) | |
157 | self.assertTrue(tc_filename in finished_hook_called) | |
158 | info_json_fn = os.path.splitext(tc_filename)[0] + '.info.json' | |
159 | self.assertTrue(os.path.exists(info_json_fn)) | |
160 | if 'md5' in tc: | |
161 | md5_for_file = _file_md5(tc_filename) | |
162 | self.assertEqual(md5_for_file, tc['md5']) | |
163 | with io.open(info_json_fn, encoding='utf-8') as infof: | |
164 | info_dict = json.load(infof) | |
165 | ||
166 | expect_info_dict(self, tc.get('info_dict', {}), info_dict) | |
167 | finally: | |
168 | try_rm_tcs_files() | |
169 | ||
170 | return test_template | |
171 | ||
172 | ### And add them to TestDownload | |
173 | for n, test_case in enumerate(defs): | |
174 | test_method = generator(test_case) | |
175 | tname = 'test_' + str(test_case['name']) | |
176 | i = 1 | |
177 | while hasattr(TestDownload, tname): | |
178 | tname = 'test_' + str(test_case['name']) + '_' + str(i) | |
179 | i += 1 | |
180 | test_method.__name__ = tname | |
181 | setattr(TestDownload, test_method.__name__, test_method) | |
182 | del test_method | |
183 | ||
184 | ||
185 | if __name__ == '__main__': | |
186 | unittest.main() |