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1 | #!/usr/bin/env python | |
2 | ||
3 | from __future__ import unicode_literals | |
4 | ||
5 | # Allow direct execution | |
6 | import os | |
7 | import sys | |
8 | import unittest | |
9 | sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__)))) | |
10 | ||
11 | from test.helper import ( | |
12 | assertGreaterEqual, | |
13 | expect_warnings, | |
14 | get_params, | |
15 | gettestcases, | |
16 | expect_info_dict, | |
17 | try_rm, | |
18 | report_warning, | |
19 | ) | |
20 | ||
21 | ||
22 | import hashlib | |
23 | import io | |
24 | import json | |
25 | import socket | |
26 | ||
27 | import youtube_dl.YoutubeDL | |
28 | from youtube_dl.compat import ( | |
29 | compat_http_client, | |
30 | compat_urllib_error, | |
31 | compat_HTTPError, | |
32 | ) | |
33 | from youtube_dl.utils import ( | |
34 | DownloadError, | |
35 | ExtractorError, | |
36 | format_bytes, | |
37 | UnavailableVideoError, | |
38 | ) | |
39 | from youtube_dl.extractor import get_info_extractor | |
40 | ||
41 | RETRIES = 3 | |
42 | ||
43 | ||
44 | class YoutubeDL(youtube_dl.YoutubeDL): | |
45 | def __init__(self, *args, **kwargs): | |
46 | self.to_stderr = self.to_screen | |
47 | self.processed_info_dicts = [] | |
48 | super(YoutubeDL, self).__init__(*args, **kwargs) | |
49 | ||
50 | def report_warning(self, message): | |
51 | # Don't accept warnings during tests | |
52 | raise ExtractorError(message) | |
53 | ||
54 | def process_info(self, info_dict): | |
55 | self.processed_info_dicts.append(info_dict) | |
56 | return super(YoutubeDL, self).process_info(info_dict) | |
57 | ||
58 | ||
59 | def _file_md5(fn): | |
60 | with open(fn, 'rb') as f: | |
61 | return hashlib.md5(f.read()).hexdigest() | |
62 | ||
63 | defs = gettestcases() | |
64 | ||
65 | ||
66 | class TestDownload(unittest.TestCase): | |
67 | maxDiff = None | |
68 | ||
69 | def setUp(self): | |
70 | self.defs = defs | |
71 | ||
72 | # Dynamically generate tests | |
73 | ||
74 | ||
75 | def generator(test_case): | |
76 | ||
77 | def test_template(self): | |
78 | ie = youtube_dl.extractor.get_info_extractor(test_case['name']) | |
79 | other_ies = [get_info_extractor(ie_key) for ie_key in test_case.get('add_ie', [])] | |
80 | is_playlist = any(k.startswith('playlist') for k in test_case) | |
81 | test_cases = test_case.get( | |
82 | 'playlist', [] if is_playlist else [test_case]) | |
83 | ||
84 | def print_skipping(reason): | |
85 | print('Skipping %s: %s' % (test_case['name'], reason)) | |
86 | if not ie.working(): | |
87 | print_skipping('IE marked as not _WORKING') | |
88 | return | |
89 | ||
90 | for tc in test_cases: | |
91 | info_dict = tc.get('info_dict', {}) | |
92 | if not tc.get('file') and not (info_dict.get('id') and info_dict.get('ext')): | |
93 | raise Exception('Test definition incorrect. The output file cannot be known. Are both \'id\' and \'ext\' keys present?') | |
94 | ||
95 | if 'skip' in test_case: | |
96 | print_skipping(test_case['skip']) | |
97 | return | |
98 | for other_ie in other_ies: | |
99 | if not other_ie.working(): | |
100 | print_skipping('test depends on %sIE, marked as not WORKING' % other_ie.ie_key()) | |
101 | return | |
102 | ||
103 | params = get_params(test_case.get('params', {})) | |
104 | if is_playlist and 'playlist' not in test_case: | |
105 | params.setdefault('extract_flat', True) | |
106 | params.setdefault('skip_download', True) | |
107 | ||
108 | ydl = YoutubeDL(params, auto_init=False) | |
109 | ydl.add_default_info_extractors() | |
110 | finished_hook_called = set() | |
111 | ||
112 | def _hook(status): | |
113 | if status['status'] == 'finished': | |
114 | finished_hook_called.add(status['filename']) | |
115 | ydl.add_progress_hook(_hook) | |
116 | expect_warnings(ydl, test_case.get('expected_warnings', [])) | |
117 | ||
118 | def get_tc_filename(tc): | |
119 | return tc.get('file') or ydl.prepare_filename(tc.get('info_dict', {})) | |
120 | ||
121 | res_dict = None | |
122 | ||
123 | def try_rm_tcs_files(tcs=None): | |
124 | if tcs is None: | |
125 | tcs = test_cases | |
126 | for tc in tcs: | |
127 | tc_filename = get_tc_filename(tc) | |
128 | try_rm(tc_filename) | |
129 | try_rm(tc_filename + '.part') | |
130 | try_rm(os.path.splitext(tc_filename)[0] + '.info.json') | |
131 | try_rm_tcs_files() | |
132 | try: | |
133 | try_num = 1 | |
134 | while True: | |
135 | try: | |
136 | # We're not using .download here sine that is just a shim | |
137 | # for outside error handling, and returns the exit code | |
138 | # instead of the result dict. | |
139 | res_dict = ydl.extract_info(test_case['url']) | |
140 | except (DownloadError, ExtractorError) as err: | |
141 | # Check if the exception is not a network related one | |
142 | 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): | |
143 | raise | |
144 | ||
145 | if try_num == RETRIES: | |
146 | report_warning('Failed due to network errors, skipping...') | |
147 | return | |
148 | ||
149 | print('Retrying: {0} failed tries\n\n##########\n\n'.format(try_num)) | |
150 | ||
151 | try_num += 1 | |
152 | else: | |
153 | break | |
154 | ||
155 | if is_playlist: | |
156 | self.assertEqual(res_dict['_type'], 'playlist') | |
157 | self.assertTrue('entries' in res_dict) | |
158 | expect_info_dict(self, test_case.get('info_dict', {}), res_dict) | |
159 | ||
160 | if 'playlist_mincount' in test_case: | |
161 | assertGreaterEqual( | |
162 | self, | |
163 | len(res_dict['entries']), | |
164 | test_case['playlist_mincount'], | |
165 | 'Expected at least %d in playlist %s, but got only %d' % ( | |
166 | test_case['playlist_mincount'], test_case['url'], | |
167 | len(res_dict['entries']))) | |
168 | if 'playlist_count' in test_case: | |
169 | self.assertEqual( | |
170 | len(res_dict['entries']), | |
171 | test_case['playlist_count'], | |
172 | 'Expected %d entries in playlist %s, but got %d.' % ( | |
173 | test_case['playlist_count'], | |
174 | test_case['url'], | |
175 | len(res_dict['entries']), | |
176 | )) | |
177 | if 'playlist_duration_sum' in test_case: | |
178 | got_duration = sum(e['duration'] for e in res_dict['entries']) | |
179 | self.assertEqual( | |
180 | test_case['playlist_duration_sum'], got_duration) | |
181 | ||
182 | for tc in test_cases: | |
183 | tc_filename = get_tc_filename(tc) | |
184 | if not test_case.get('params', {}).get('skip_download', False): | |
185 | self.assertTrue(os.path.exists(tc_filename), msg='Missing file ' + tc_filename) | |
186 | self.assertTrue(tc_filename in finished_hook_called) | |
187 | expected_minsize = tc.get('file_minsize', 10000) | |
188 | if expected_minsize is not None: | |
189 | if params.get('test'): | |
190 | expected_minsize = max(expected_minsize, 10000) | |
191 | got_fsize = os.path.getsize(tc_filename) | |
192 | assertGreaterEqual( | |
193 | self, got_fsize, expected_minsize, | |
194 | 'Expected %s to be at least %s, but it\'s only %s ' % | |
195 | (tc_filename, format_bytes(expected_minsize), | |
196 | format_bytes(got_fsize))) | |
197 | if 'md5' in tc: | |
198 | md5_for_file = _file_md5(tc_filename) | |
199 | self.assertEqual(md5_for_file, tc['md5']) | |
200 | info_json_fn = os.path.splitext(tc_filename)[0] + '.info.json' | |
201 | self.assertTrue( | |
202 | os.path.exists(info_json_fn), | |
203 | 'Missing info file %s' % info_json_fn) | |
204 | with io.open(info_json_fn, encoding='utf-8') as infof: | |
205 | info_dict = json.load(infof) | |
206 | ||
207 | expect_info_dict(self, tc.get('info_dict', {}), info_dict) | |
208 | finally: | |
209 | try_rm_tcs_files() | |
210 | if is_playlist and res_dict is not None and res_dict.get('entries'): | |
211 | # Remove all other files that may have been extracted if the | |
212 | # extractor returns full results even with extract_flat | |
213 | res_tcs = [{'info_dict': e} for e in res_dict['entries']] | |
214 | try_rm_tcs_files(res_tcs) | |
215 | ||
216 | return test_template | |
217 | ||
218 | # And add them to TestDownload | |
219 | for n, test_case in enumerate(defs): | |
220 | test_method = generator(test_case) | |
221 | tname = 'test_' + str(test_case['name']) | |
222 | i = 1 | |
223 | while hasattr(TestDownload, tname): | |
224 | tname = 'test_%s_%d' % (test_case['name'], i) | |
225 | i += 1 | |
226 | test_method.__name__ = str(tname) | |
227 | setattr(TestDownload, test_method.__name__, test_method) | |
228 | del test_method | |
229 | ||
230 | ||
231 | if __name__ == '__main__': | |
232 | unittest.main() |