_ Git - youtube-dl/blob - test/test_YoutubeDL.py

   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 import copy
  12
  13 from test.helper import FakeYDL, assertRegexpMatches
  14 from youtube_dl import YoutubeDL
  15 from youtube_dl.compat import compat_str, compat_urllib_error
  16 from youtube_dl.extractor import YoutubeIE
  17 from youtube_dl.extractor.common import InfoExtractor
  18 from youtube_dl.postprocessor.common import PostProcessor
  19 from youtube_dl.utils import ExtractorError, match_filter_func
  20
  21 TEST_URL = 'http://localhost/sample.mp4'
  22
  23
  24 class YDL(FakeYDL):
  25     def __init__(self, *args, **kwargs):
  26         super(YDL, self).__init__(*args, **kwargs)
  27         self.downloaded_info_dicts = []
  28         self.msgs = []
  29
  30     def process_info(self, info_dict):
  31         self.downloaded_info_dicts.append(info_dict)
  32
  33     def to_screen(self, msg):
  34         self.msgs.append(msg)
  35
  36
  37 def _make_result(formats, **kwargs):
  38     res = {
  39         'formats': formats,
  40         'id': 'testid',
  41         'title': 'testttitle',
  42         'extractor': 'testex',
  43     }
  44     res.update(**kwargs)
  45     return res
  46
  47
  48 class TestFormatSelection(unittest.TestCase):
  49     def test_prefer_free_formats(self):
  50         # Same resolution => download webm
  51         ydl = YDL()
  52         ydl.params['prefer_free_formats'] = True
  53         formats = [
  54             {'ext': 'webm', 'height': 460, 'url': TEST_URL},
  55             {'ext': 'mp4', 'height': 460, 'url': TEST_URL},
  56         ]
  57         info_dict = _make_result(formats)
  58         yie = YoutubeIE(ydl)
  59         yie._sort_formats(info_dict['formats'])
  60         ydl.process_ie_result(info_dict)
  61         downloaded = ydl.downloaded_info_dicts[0]
  62         self.assertEqual(downloaded['ext'], 'webm')
  63
  64         # Different resolution => download best quality (mp4)
  65         ydl = YDL()
  66         ydl.params['prefer_free_formats'] = True
  67         formats = [
  68             {'ext': 'webm', 'height': 720, 'url': TEST_URL},
  69             {'ext': 'mp4', 'height': 1080, 'url': TEST_URL},
  70         ]
  71         info_dict['formats'] = formats
  72         yie = YoutubeIE(ydl)
  73         yie._sort_formats(info_dict['formats'])
  74         ydl.process_ie_result(info_dict)
  75         downloaded = ydl.downloaded_info_dicts[0]
  76         self.assertEqual(downloaded['ext'], 'mp4')
  77
  78         # No prefer_free_formats => prefer mp4 and flv for greater compatibility
  79         ydl = YDL()
  80         ydl.params['prefer_free_formats'] = False
  81         formats = [
  82             {'ext': 'webm', 'height': 720, 'url': TEST_URL},
  83             {'ext': 'mp4', 'height': 720, 'url': TEST_URL},
  84             {'ext': 'flv', 'height': 720, 'url': TEST_URL},
  85         ]
  86         info_dict['formats'] = formats
  87         yie = YoutubeIE(ydl)
  88         yie._sort_formats(info_dict['formats'])
  89         ydl.process_ie_result(info_dict)
  90         downloaded = ydl.downloaded_info_dicts[0]
  91         self.assertEqual(downloaded['ext'], 'mp4')
  92
  93         ydl = YDL()
  94         ydl.params['prefer_free_formats'] = False
  95         formats = [
  96             {'ext': 'flv', 'height': 720, 'url': TEST_URL},
  97             {'ext': 'webm', 'height': 720, 'url': TEST_URL},
  98         ]
  99         info_dict['formats'] = formats
 100         yie = YoutubeIE(ydl)
 101         yie._sort_formats(info_dict['formats'])
 102         ydl.process_ie_result(info_dict)
 103         downloaded = ydl.downloaded_info_dicts[0]
 104         self.assertEqual(downloaded['ext'], 'flv')
 105
 106     def test_format_selection(self):
 107         formats = [
 108             {'format_id': '35', 'ext': 'mp4', 'preference': 1, 'url': TEST_URL},
 109             {'format_id': 'example-with-dashes', 'ext': 'webm', 'preference': 1, 'url': TEST_URL},
 110             {'format_id': '45', 'ext': 'webm', 'preference': 2, 'url': TEST_URL},
 111             {'format_id': '47', 'ext': 'webm', 'preference': 3, 'url': TEST_URL},
 112             {'format_id': '2', 'ext': 'flv', 'preference': 4, 'url': TEST_URL},
 113         ]
 114         info_dict = _make_result(formats)
 115
 116         ydl = YDL({'format': '20/47'})
 117         ydl.process_ie_result(info_dict.copy())
 118         downloaded = ydl.downloaded_info_dicts[0]
 119         self.assertEqual(downloaded['format_id'], '47')
 120
 121         ydl = YDL({'format': '20/71/worst'})
 122         ydl.process_ie_result(info_dict.copy())
 123         downloaded = ydl.downloaded_info_dicts[0]
 124         self.assertEqual(downloaded['format_id'], '35')
 125
 126         ydl = YDL()
 127         ydl.process_ie_result(info_dict.copy())
 128         downloaded = ydl.downloaded_info_dicts[0]
 129         self.assertEqual(downloaded['format_id'], '2')
 130
 131         ydl = YDL({'format': 'webm/mp4'})
 132         ydl.process_ie_result(info_dict.copy())
 133         downloaded = ydl.downloaded_info_dicts[0]
 134         self.assertEqual(downloaded['format_id'], '47')
 135
 136         ydl = YDL({'format': '3gp/40/mp4'})
 137         ydl.process_ie_result(info_dict.copy())
 138         downloaded = ydl.downloaded_info_dicts[0]
 139         self.assertEqual(downloaded['format_id'], '35')
 140
 141         ydl = YDL({'format': 'example-with-dashes'})
 142         ydl.process_ie_result(info_dict.copy())
 143         downloaded = ydl.downloaded_info_dicts[0]
 144         self.assertEqual(downloaded['format_id'], 'example-with-dashes')
 145
 146     def test_format_selection_audio(self):
 147         formats = [
 148             {'format_id': 'audio-low', 'ext': 'webm', 'preference': 1, 'vcodec': 'none', 'url': TEST_URL},
 149             {'format_id': 'audio-mid', 'ext': 'webm', 'preference': 2, 'vcodec': 'none', 'url': TEST_URL},
 150             {'format_id': 'audio-high', 'ext': 'flv', 'preference': 3, 'vcodec': 'none', 'url': TEST_URL},
 151             {'format_id': 'vid', 'ext': 'mp4', 'preference': 4, 'url': TEST_URL},
 152         ]
 153         info_dict = _make_result(formats)
 154
 155         ydl = YDL({'format': 'bestaudio'})
 156         ydl.process_ie_result(info_dict.copy())
 157         downloaded = ydl.downloaded_info_dicts[0]
 158         self.assertEqual(downloaded['format_id'], 'audio-high')
 159
 160         ydl = YDL({'format': 'worstaudio'})
 161         ydl.process_ie_result(info_dict.copy())
 162         downloaded = ydl.downloaded_info_dicts[0]
 163         self.assertEqual(downloaded['format_id'], 'audio-low')
 164
 165         formats = [
 166             {'format_id': 'vid-low', 'ext': 'mp4', 'preference': 1, 'url': TEST_URL},
 167             {'format_id': 'vid-high', 'ext': 'mp4', 'preference': 2, 'url': TEST_URL},
 168         ]
 169         info_dict = _make_result(formats)
 170
 171         ydl = YDL({'format': 'bestaudio/worstaudio/best'})
 172         ydl.process_ie_result(info_dict.copy())
 173         downloaded = ydl.downloaded_info_dicts[0]
 174         self.assertEqual(downloaded['format_id'], 'vid-high')
 175
 176     def test_format_selection_audio_exts(self):
 177         formats = [
 178             {'format_id': 'mp3-64', 'ext': 'mp3', 'abr': 64, 'url': 'http://_', 'vcodec': 'none'},
 179             {'format_id': 'ogg-64', 'ext': 'ogg', 'abr': 64, 'url': 'http://_', 'vcodec': 'none'},
 180             {'format_id': 'aac-64', 'ext': 'aac', 'abr': 64, 'url': 'http://_', 'vcodec': 'none'},
 181             {'format_id': 'mp3-32', 'ext': 'mp3', 'abr': 32, 'url': 'http://_', 'vcodec': 'none'},
 182             {'format_id': 'aac-32', 'ext': 'aac', 'abr': 32, 'url': 'http://_', 'vcodec': 'none'},
 183         ]
 184
 185         info_dict = _make_result(formats)
 186         ydl = YDL({'format': 'best'})
 187         ie = YoutubeIE(ydl)
 188         ie._sort_formats(info_dict['formats'])
 189         ydl.process_ie_result(copy.deepcopy(info_dict))
 190         downloaded = ydl.downloaded_info_dicts[0]
 191         self.assertEqual(downloaded['format_id'], 'aac-64')
 192
 193         ydl = YDL({'format': 'mp3'})
 194         ie = YoutubeIE(ydl)
 195         ie._sort_formats(info_dict['formats'])
 196         ydl.process_ie_result(copy.deepcopy(info_dict))
 197         downloaded = ydl.downloaded_info_dicts[0]
 198         self.assertEqual(downloaded['format_id'], 'mp3-64')
 199
 200         ydl = YDL({'prefer_free_formats': True})
 201         ie = YoutubeIE(ydl)
 202         ie._sort_formats(info_dict['formats'])
 203         ydl.process_ie_result(copy.deepcopy(info_dict))
 204         downloaded = ydl.downloaded_info_dicts[0]
 205         self.assertEqual(downloaded['format_id'], 'ogg-64')
 206
 207     def test_format_selection_video(self):
 208         formats = [
 209             {'format_id': 'dash-video-low', 'ext': 'mp4', 'preference': 1, 'acodec': 'none', 'url': TEST_URL},
 210             {'format_id': 'dash-video-high', 'ext': 'mp4', 'preference': 2, 'acodec': 'none', 'url': TEST_URL},
 211             {'format_id': 'vid', 'ext': 'mp4', 'preference': 3, 'url': TEST_URL},
 212         ]
 213         info_dict = _make_result(formats)
 214
 215         ydl = YDL({'format': 'bestvideo'})
 216         ydl.process_ie_result(info_dict.copy())
 217         downloaded = ydl.downloaded_info_dicts[0]
 218         self.assertEqual(downloaded['format_id'], 'dash-video-high')
 219
 220         ydl = YDL({'format': 'worstvideo'})
 221         ydl.process_ie_result(info_dict.copy())
 222         downloaded = ydl.downloaded_info_dicts[0]
 223         self.assertEqual(downloaded['format_id'], 'dash-video-low')
 224
 225         ydl = YDL({'format': 'bestvideo[format_id^=dash][format_id$=low]'})
 226         ydl.process_ie_result(info_dict.copy())
 227         downloaded = ydl.downloaded_info_dicts[0]
 228         self.assertEqual(downloaded['format_id'], 'dash-video-low')
 229
 230         formats = [
 231             {'format_id': 'vid-vcodec-dot', 'ext': 'mp4', 'preference': 1, 'vcodec': 'avc1.123456', 'acodec': 'none', 'url': TEST_URL},
 232         ]
 233         info_dict = _make_result(formats)
 234
 235         ydl = YDL({'format': 'bestvideo[vcodec=avc1.123456]'})
 236         ydl.process_ie_result(info_dict.copy())
 237         downloaded = ydl.downloaded_info_dicts[0]
 238         self.assertEqual(downloaded['format_id'], 'vid-vcodec-dot')
 239
 240     def test_youtube_format_selection(self):
 241         order = [
 242             '38', '37', '46', '22', '45', '35', '44', '18', '34', '43', '6', '5', '17', '36', '13',
 243             # Apple HTTP Live Streaming
 244             '96', '95', '94', '93', '92', '132', '151',
 245             # 3D
 246             '85', '84', '102', '83', '101', '82', '100',
 247             # Dash video
 248             '137', '248', '136', '247', '135', '246',
 249             '245', '244', '134', '243', '133', '242', '160',
 250             # Dash audio
 251             '141', '172', '140', '171', '139',
 252         ]
 253
 254         def format_info(f_id):
 255             info = YoutubeIE._formats[f_id].copy()
 256
 257             # XXX: In real cases InfoExtractor._parse_mpd_formats() fills up 'acodec'
 258             # and 'vcodec', while in tests such information is incomplete since
 259             # commit a6c2c24479e5f4827ceb06f64d855329c0a6f593
 260             # test_YoutubeDL.test_youtube_format_selection is broken without
 261             # this fix
 262             if 'acodec' in info and 'vcodec' not in info:
 263                 info['vcodec'] = 'none'
 264             elif 'vcodec' in info and 'acodec' not in info:
 265                 info['acodec'] = 'none'
 266
 267             info['format_id'] = f_id
 268             info['url'] = 'url:' + f_id
 269             return info
 270         formats_order = [format_info(f_id) for f_id in order]
 271
 272         info_dict = _make_result(list(formats_order), extractor='youtube')
 273         ydl = YDL({'format': 'bestvideo+bestaudio'})
 274         yie = YoutubeIE(ydl)
 275         yie._sort_formats(info_dict['formats'])
 276         ydl.process_ie_result(info_dict)
 277         downloaded = ydl.downloaded_info_dicts[0]
 278         self.assertEqual(downloaded['format_id'], '137+141')
 279         self.assertEqual(downloaded['ext'], 'mp4')
 280
 281         info_dict = _make_result(list(formats_order), extractor='youtube')
 282         ydl = YDL({'format': 'bestvideo[height>=999999]+bestaudio/best'})
 283         yie = YoutubeIE(ydl)
 284         yie._sort_formats(info_dict['formats'])
 285         ydl.process_ie_result(info_dict)
 286         downloaded = ydl.downloaded_info_dicts[0]
 287         self.assertEqual(downloaded['format_id'], '38')
 288
 289         info_dict = _make_result(list(formats_order), extractor='youtube')
 290         ydl = YDL({'format': 'bestvideo/best,bestaudio'})
 291         yie = YoutubeIE(ydl)
 292         yie._sort_formats(info_dict['formats'])
 293         ydl.process_ie_result(info_dict)
 294         downloaded_ids = [info['format_id'] for info in ydl.downloaded_info_dicts]
 295         self.assertEqual(downloaded_ids, ['137', '141'])
 296
 297         info_dict = _make_result(list(formats_order), extractor='youtube')
 298         ydl = YDL({'format': '(bestvideo[ext=mp4],bestvideo[ext=webm])+bestaudio'})
 299         yie = YoutubeIE(ydl)
 300         yie._sort_formats(info_dict['formats'])
 301         ydl.process_ie_result(info_dict)
 302         downloaded_ids = [info['format_id'] for info in ydl.downloaded_info_dicts]
 303         self.assertEqual(downloaded_ids, ['137+141', '248+141'])
 304
 305         info_dict = _make_result(list(formats_order), extractor='youtube')
 306         ydl = YDL({'format': '(bestvideo[ext=mp4],bestvideo[ext=webm])[height<=720]+bestaudio'})
 307         yie = YoutubeIE(ydl)
 308         yie._sort_formats(info_dict['formats'])
 309         ydl.process_ie_result(info_dict)
 310         downloaded_ids = [info['format_id'] for info in ydl.downloaded_info_dicts]
 311         self.assertEqual(downloaded_ids, ['136+141', '247+141'])
 312
 313         info_dict = _make_result(list(formats_order), extractor='youtube')
 314         ydl = YDL({'format': '(bestvideo[ext=none]/bestvideo[ext=webm])+bestaudio'})
 315         yie = YoutubeIE(ydl)
 316         yie._sort_formats(info_dict['formats'])
 317         ydl.process_ie_result(info_dict)
 318         downloaded_ids = [info['format_id'] for info in ydl.downloaded_info_dicts]
 319         self.assertEqual(downloaded_ids, ['248+141'])
 320
 321         for f1, f2 in zip(formats_order, formats_order[1:]):
 322             info_dict = _make_result([f1, f2], extractor='youtube')
 323             ydl = YDL({'format': 'best/bestvideo'})
 324             yie = YoutubeIE(ydl)
 325             yie._sort_formats(info_dict['formats'])
 326             ydl.process_ie_result(info_dict)
 327             downloaded = ydl.downloaded_info_dicts[0]
 328             self.assertEqual(downloaded['format_id'], f1['format_id'])
 329
 330             info_dict = _make_result([f2, f1], extractor='youtube')
 331             ydl = YDL({'format': 'best/bestvideo'})
 332             yie = YoutubeIE(ydl)
 333             yie._sort_formats(info_dict['formats'])
 334             ydl.process_ie_result(info_dict)
 335             downloaded = ydl.downloaded_info_dicts[0]
 336             self.assertEqual(downloaded['format_id'], f1['format_id'])
 337
 338     def test_invalid_format_specs(self):
 339         def assert_syntax_error(format_spec):
 340             ydl = YDL({'format': format_spec})
 341             info_dict = _make_result([{'format_id': 'foo', 'url': TEST_URL}])
 342             self.assertRaises(SyntaxError, ydl.process_ie_result, info_dict)
 343
 344         assert_syntax_error('bestvideo,,best')
 345         assert_syntax_error('+bestaudio')
 346         assert_syntax_error('bestvideo+')
 347         assert_syntax_error('/')
 348
 349     def test_format_filtering(self):
 350         formats = [
 351             {'format_id': 'A', 'filesize': 500, 'width': 1000},
 352             {'format_id': 'B', 'filesize': 1000, 'width': 500},
 353             {'format_id': 'C', 'filesize': 1000, 'width': 400},
 354             {'format_id': 'D', 'filesize': 2000, 'width': 600},
 355             {'format_id': 'E', 'filesize': 3000},
 356             {'format_id': 'F'},
 357             {'format_id': 'G', 'filesize': 1000000},
 358         ]
 359         for f in formats:
 360             f['url'] = 'http://_/'
 361             f['ext'] = 'unknown'
 362         info_dict = _make_result(formats)
 363
 364         ydl = YDL({'format': 'best[filesize<3000]'})
 365         ydl.process_ie_result(info_dict)
 366         downloaded = ydl.downloaded_info_dicts[0]
 367         self.assertEqual(downloaded['format_id'], 'D')
 368
 369         ydl = YDL({'format': 'best[filesize<=3000]'})
 370         ydl.process_ie_result(info_dict)
 371         downloaded = ydl.downloaded_info_dicts[0]
 372         self.assertEqual(downloaded['format_id'], 'E')
 373
 374         ydl = YDL({'format': 'best[filesize <= ? 3000]'})
 375         ydl.process_ie_result(info_dict)
 376         downloaded = ydl.downloaded_info_dicts[0]
 377         self.assertEqual(downloaded['format_id'], 'F')
 378
 379         ydl = YDL({'format': 'best [filesize = 1000] [width>450]'})
 380         ydl.process_ie_result(info_dict)
 381         downloaded = ydl.downloaded_info_dicts[0]
 382         self.assertEqual(downloaded['format_id'], 'B')
 383
 384         ydl = YDL({'format': 'best [filesize = 1000] [width!=450]'})
 385         ydl.process_ie_result(info_dict)
 386         downloaded = ydl.downloaded_info_dicts[0]
 387         self.assertEqual(downloaded['format_id'], 'C')
 388
 389         ydl = YDL({'format': '[filesize>?1]'})
 390         ydl.process_ie_result(info_dict)
 391         downloaded = ydl.downloaded_info_dicts[0]
 392         self.assertEqual(downloaded['format_id'], 'G')
 393
 394         ydl = YDL({'format': '[filesize<1M]'})
 395         ydl.process_ie_result(info_dict)
 396         downloaded = ydl.downloaded_info_dicts[0]
 397         self.assertEqual(downloaded['format_id'], 'E')
 398
 399         ydl = YDL({'format': '[filesize<1MiB]'})
 400         ydl.process_ie_result(info_dict)
 401         downloaded = ydl.downloaded_info_dicts[0]
 402         self.assertEqual(downloaded['format_id'], 'G')
 403
 404         ydl = YDL({'format': 'all[width>=400][width<=600]'})
 405         ydl.process_ie_result(info_dict)
 406         downloaded_ids = [info['format_id'] for info in ydl.downloaded_info_dicts]
 407         self.assertEqual(downloaded_ids, ['B', 'C', 'D'])
 408
 409         ydl = YDL({'format': 'best[height<40]'})
 410         try:
 411             ydl.process_ie_result(info_dict)
 412         except ExtractorError:
 413             pass
 414         self.assertEqual(ydl.downloaded_info_dicts, [])
 415
 416
 417 class TestYoutubeDL(unittest.TestCase):
 418     def test_subtitles(self):
 419         def s_formats(lang, autocaption=False):
 420             return [{
 421                 'ext': ext,
 422                 'url': 'http://localhost/video.%s.%s' % (lang, ext),
 423                 '_auto': autocaption,
 424             } for ext in ['vtt', 'srt', 'ass']]
 425         subtitles = dict((l, s_formats(l)) for l in ['en', 'fr', 'es'])
 426         auto_captions = dict((l, s_formats(l, True)) for l in ['it', 'pt', 'es'])
 427         info_dict = {
 428             'id': 'test',
 429             'title': 'Test',
 430             'url': 'http://localhost/video.mp4',
 431             'subtitles': subtitles,
 432             'automatic_captions': auto_captions,
 433             'extractor': 'TEST',
 434         }
 435
 436         def get_info(params={}):
 437             params.setdefault('simulate', True)
 438             ydl = YDL(params)
 439             ydl.report_warning = lambda *args, **kargs: None
 440             return ydl.process_video_result(info_dict, download=False)
 441
 442         result = get_info()
 443         self.assertFalse(result.get('requested_subtitles'))
 444         self.assertEqual(result['subtitles'], subtitles)
 445         self.assertEqual(result['automatic_captions'], auto_captions)
 446
 447         result = get_info({'writesubtitles': True})
 448         subs = result['requested_subtitles']
 449         self.assertTrue(subs)
 450         self.assertEqual(set(subs.keys()), set(['en']))
 451         self.assertTrue(subs['en'].get('data') is None)
 452         self.assertEqual(subs['en']['ext'], 'ass')
 453
 454         result = get_info({'writesubtitles': True, 'subtitlesformat': 'foo/srt'})
 455         subs = result['requested_subtitles']
 456         self.assertEqual(subs['en']['ext'], 'srt')
 457
 458         result = get_info({'writesubtitles': True, 'subtitleslangs': ['es', 'fr', 'it']})
 459         subs = result['requested_subtitles']
 460         self.assertTrue(subs)
 461         self.assertEqual(set(subs.keys()), set(['es', 'fr']))
 462
 463         result = get_info({'writesubtitles': True, 'writeautomaticsub': True, 'subtitleslangs': ['es', 'pt']})
 464         subs = result['requested_subtitles']
 465         self.assertTrue(subs)
 466         self.assertEqual(set(subs.keys()), set(['es', 'pt']))
 467         self.assertFalse(subs['es']['_auto'])
 468         self.assertTrue(subs['pt']['_auto'])
 469
 470         result = get_info({'writeautomaticsub': True, 'subtitleslangs': ['es', 'pt']})
 471         subs = result['requested_subtitles']
 472         self.assertTrue(subs)
 473         self.assertEqual(set(subs.keys()), set(['es', 'pt']))
 474         self.assertTrue(subs['es']['_auto'])
 475         self.assertTrue(subs['pt']['_auto'])
 476
 477     def test_add_extra_info(self):
 478         test_dict = {
 479             'extractor': 'Foo',
 480         }
 481         extra_info = {
 482             'extractor': 'Bar',
 483             'playlist': 'funny videos',
 484         }
 485         YDL.add_extra_info(test_dict, extra_info)
 486         self.assertEqual(test_dict['extractor'], 'Foo')
 487         self.assertEqual(test_dict['playlist'], 'funny videos')
 488
 489     def test_prepare_filename(self):
 490         info = {
 491             'id': '1234',
 492             'ext': 'mp4',
 493             'width': None,
 494         }
 495
 496         def fname(templ):
 497             ydl = YoutubeDL({'outtmpl': templ})
 498             return ydl.prepare_filename(info)
 499         self.assertEqual(fname('%(id)s.%(ext)s'), '1234.mp4')
 500         self.assertEqual(fname('%(id)s-%(width)s.%(ext)s'), '1234-NA.mp4')
 501         # Replace missing fields with 'NA'
 502         self.assertEqual(fname('%(uploader_date)s-%(id)s.%(ext)s'), 'NA-1234.mp4')
 503
 504     def test_format_note(self):
 505         ydl = YoutubeDL()
 506         self.assertEqual(ydl._format_note({}), '')
 507         assertRegexpMatches(self, ydl._format_note({
 508             'vbr': 10,
 509         }), '^\s*10k$')
 510         assertRegexpMatches(self, ydl._format_note({
 511             'fps': 30,
 512         }), '^30fps$')
 513
 514     def test_postprocessors(self):
 515         filename = 'post-processor-testfile.mp4'
 516         audiofile = filename + '.mp3'
 517
 518         class SimplePP(PostProcessor):
 519             def run(self, info):
 520                 with open(audiofile, 'wt') as f:
 521                     f.write('EXAMPLE')
 522                 return [info['filepath']], info
 523
 524         def run_pp(params, PP):
 525             with open(filename, 'wt') as f:
 526                 f.write('EXAMPLE')
 527             ydl = YoutubeDL(params)
 528             ydl.add_post_processor(PP())
 529             ydl.post_process(filename, {'filepath': filename})
 530
 531         run_pp({'keepvideo': True}, SimplePP)
 532         self.assertTrue(os.path.exists(filename), '%s doesn\'t exist' % filename)
 533         self.assertTrue(os.path.exists(audiofile), '%s doesn\'t exist' % audiofile)
 534         os.unlink(filename)
 535         os.unlink(audiofile)
 536
 537         run_pp({'keepvideo': False}, SimplePP)
 538         self.assertFalse(os.path.exists(filename), '%s exists' % filename)
 539         self.assertTrue(os.path.exists(audiofile), '%s doesn\'t exist' % audiofile)
 540         os.unlink(audiofile)
 541
 542         class ModifierPP(PostProcessor):
 543             def run(self, info):
 544                 with open(info['filepath'], 'wt') as f:
 545                     f.write('MODIFIED')
 546                 return [], info
 547
 548         run_pp({'keepvideo': False}, ModifierPP)
 549         self.assertTrue(os.path.exists(filename), '%s doesn\'t exist' % filename)
 550         os.unlink(filename)
 551
 552     def test_match_filter(self):
 553         class FilterYDL(YDL):
 554             def __init__(self, *args, **kwargs):
 555                 super(FilterYDL, self).__init__(*args, **kwargs)
 556                 self.params['simulate'] = True
 557
 558             def process_info(self, info_dict):
 559                 super(YDL, self).process_info(info_dict)
 560
 561             def _match_entry(self, info_dict, incomplete):
 562                 res = super(FilterYDL, self)._match_entry(info_dict, incomplete)
 563                 if res is None:
 564                     self.downloaded_info_dicts.append(info_dict)
 565                 return res
 566
 567         first = {
 568             'id': '1',
 569             'url': TEST_URL,
 570             'title': 'one',
 571             'extractor': 'TEST',
 572             'duration': 30,
 573             'filesize': 10 * 1024,
 574         }
 575         second = {
 576             'id': '2',
 577             'url': TEST_URL,
 578             'title': 'two',
 579             'extractor': 'TEST',
 580             'duration': 10,
 581             'description': 'foo',
 582             'filesize': 5 * 1024,
 583         }
 584         videos = [first, second]
 585
 586         def get_videos(filter_=None):
 587             ydl = FilterYDL({'match_filter': filter_})
 588             for v in videos:
 589                 ydl.process_ie_result(v, download=True)
 590             return [v['id'] for v in ydl.downloaded_info_dicts]
 591
 592         res = get_videos()
 593         self.assertEqual(res, ['1', '2'])
 594
 595         def f(v):
 596             if v['id'] == '1':
 597                 return None
 598             else:
 599                 return 'Video id is not 1'
 600         res = get_videos(f)
 601         self.assertEqual(res, ['1'])
 602
 603         f = match_filter_func('duration < 30')
 604         res = get_videos(f)
 605         self.assertEqual(res, ['2'])
 606
 607         f = match_filter_func('description = foo')
 608         res = get_videos(f)
 609         self.assertEqual(res, ['2'])
 610
 611         f = match_filter_func('description =? foo')
 612         res = get_videos(f)
 613         self.assertEqual(res, ['1', '2'])
 614
 615         f = match_filter_func('filesize > 5KiB')
 616         res = get_videos(f)
 617         self.assertEqual(res, ['1'])
 618
 619     def test_playlist_items_selection(self):
 620         entries = [{
 621             'id': compat_str(i),
 622             'title': compat_str(i),
 623             'url': TEST_URL,
 624         } for i in range(1, 5)]
 625         playlist = {
 626             '_type': 'playlist',
 627             'id': 'test',
 628             'entries': entries,
 629             'extractor': 'test:playlist',
 630             'extractor_key': 'test:playlist',
 631             'webpage_url': 'http://example.com',
 632         }
 633
 634         def get_ids(params):
 635             ydl = YDL(params)
 636             # make a copy because the dictionary can be modified
 637             ydl.process_ie_result(playlist.copy())
 638             return [int(v['id']) for v in ydl.downloaded_info_dicts]
 639
 640         result = get_ids({})
 641         self.assertEqual(result, [1, 2, 3, 4])
 642
 643         result = get_ids({'playlistend': 10})
 644         self.assertEqual(result, [1, 2, 3, 4])
 645
 646         result = get_ids({'playlistend': 2})
 647         self.assertEqual(result, [1, 2])
 648
 649         result = get_ids({'playliststart': 10})
 650         self.assertEqual(result, [])
 651
 652         result = get_ids({'playliststart': 2})
 653         self.assertEqual(result, [2, 3, 4])
 654
 655         result = get_ids({'playlist_items': '2-4'})
 656         self.assertEqual(result, [2, 3, 4])
 657
 658         result = get_ids({'playlist_items': '2,4'})
 659         self.assertEqual(result, [2, 4])
 660
 661         result = get_ids({'playlist_items': '10'})
 662         self.assertEqual(result, [])
 663
 664     def test_urlopen_no_file_protocol(self):
 665         # see https://github.com/rg3/youtube-dl/issues/8227
 666         ydl = YDL()
 667         self.assertRaises(compat_urllib_error.URLError, ydl.urlopen, 'file:///etc/passwd')
 668
 669     def test_do_not_override_ie_key_in_url_transparent(self):
 670         ydl = YDL()
 671
 672         class Foo1IE(InfoExtractor):
 673             _VALID_URL = r'foo1:'
 674
 675             def _real_extract(self, url):
 676                 return {
 677                     '_type': 'url_transparent',
 678                     'url': 'foo2:',
 679                     'ie_key': 'Foo2',
 680                 }
 681
 682         class Foo2IE(InfoExtractor):
 683             _VALID_URL = r'foo2:'
 684
 685             def _real_extract(self, url):
 686                 return {
 687                     '_type': 'url',
 688                     'url': 'foo3:',
 689                     'ie_key': 'Foo3',
 690                 }
 691
 692         class Foo3IE(InfoExtractor):
 693             _VALID_URL = r'foo3:'
 694
 695             def _real_extract(self, url):
 696                 return _make_result([{'url': TEST_URL}])
 697
 698         ydl.add_info_extractor(Foo1IE(ydl))
 699         ydl.add_info_extractor(Foo2IE(ydl))
 700         ydl.add_info_extractor(Foo3IE(ydl))
 701         ydl.extract_info('foo1:')
 702         downloaded = ydl.downloaded_info_dicts[0]
 703         self.assertEqual(downloaded['url'], TEST_URL)
 704
 705
 706 if __name__ == '__main__':
 707     unittest.main()