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