Raphaël G. Git Repositories - youtubedl/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.extractor import YoutubeIE
  16
  17
  18 class YDL(FakeYDL):
  19     def __init__(self, *args, **kwargs):
  20         super(YDL, self).__init__(*args, **kwargs)
  21         self.downloaded_info_dicts = []
  22         self.msgs = []
  23
  24     def process_info(self, info_dict):
  25         self.downloaded_info_dicts.append(info_dict)
  26
  27     def to_screen(self, msg):
  28         self.msgs.append(msg)
  29
  30
  31 def _make_result(formats, **kwargs):
  32     res = {
  33         'formats': formats,
  34         'id': 'testid',
  35         'title': 'testttitle',
  36         'extractor': 'testex',
  37     }
  38     res.update(**kwargs)
  39     return res
  40
  41
  42 class TestFormatSelection(unittest.TestCase):
  43     def test_prefer_free_formats(self):
  44         # Same resolution => download webm
  45         ydl = YDL()
  46         ydl.params['prefer_free_formats'] = True
  47         formats = [
  48             {'ext': 'webm', 'height': 460, 'url': 'x'},
  49             {'ext': 'mp4', 'height': 460, 'url': 'y'},
  50         ]
  51         info_dict = _make_result(formats)
  52         yie = YoutubeIE(ydl)
  53         yie._sort_formats(info_dict['formats'])
  54         ydl.process_ie_result(info_dict)
  55         downloaded = ydl.downloaded_info_dicts[0]
  56         self.assertEqual(downloaded['ext'], 'webm')
  57
  58         # Different resolution => download best quality (mp4)
  59         ydl = YDL()
  60         ydl.params['prefer_free_formats'] = True
  61         formats = [
  62             {'ext': 'webm', 'height': 720, 'url': 'a'},
  63             {'ext': 'mp4', 'height': 1080, 'url': 'b'},
  64         ]
  65         info_dict['formats'] = formats
  66         yie = YoutubeIE(ydl)
  67         yie._sort_formats(info_dict['formats'])
  68         ydl.process_ie_result(info_dict)
  69         downloaded = ydl.downloaded_info_dicts[0]
  70         self.assertEqual(downloaded['ext'], 'mp4')
  71
  72         # No prefer_free_formats => prefer mp4 and flv for greater compatibility
  73         ydl = YDL()
  74         ydl.params['prefer_free_formats'] = False
  75         formats = [
  76             {'ext': 'webm', 'height': 720, 'url': '_'},
  77             {'ext': 'mp4', 'height': 720, 'url': '_'},
  78             {'ext': 'flv', 'height': 720, 'url': '_'},
  79         ]
  80         info_dict['formats'] = formats
  81         yie = YoutubeIE(ydl)
  82         yie._sort_formats(info_dict['formats'])
  83         ydl.process_ie_result(info_dict)
  84         downloaded = ydl.downloaded_info_dicts[0]
  85         self.assertEqual(downloaded['ext'], 'mp4')
  86
  87         ydl = YDL()
  88         ydl.params['prefer_free_formats'] = False
  89         formats = [
  90             {'ext': 'flv', 'height': 720, 'url': '_'},
  91             {'ext': 'webm', 'height': 720, 'url': '_'},
  92         ]
  93         info_dict['formats'] = formats
  94         yie = YoutubeIE(ydl)
  95         yie._sort_formats(info_dict['formats'])
  96         ydl.process_ie_result(info_dict)
  97         downloaded = ydl.downloaded_info_dicts[0]
  98         self.assertEqual(downloaded['ext'], 'flv')
  99
 100     def test_format_limit(self):
 101         formats = [
 102             {'format_id': 'meh', 'url': 'http://example.com/meh', 'preference': 1},
 103             {'format_id': 'good', 'url': 'http://example.com/good', 'preference': 2},
 104             {'format_id': 'great', 'url': 'http://example.com/great', 'preference': 3},
 105             {'format_id': 'excellent', 'url': 'http://example.com/exc', 'preference': 4},
 106         ]
 107         info_dict = _make_result(formats)
 108
 109         ydl = YDL()
 110         ydl.process_ie_result(info_dict)
 111         downloaded = ydl.downloaded_info_dicts[0]
 112         self.assertEqual(downloaded['format_id'], 'excellent')
 113
 114         ydl = YDL({'format_limit': 'good'})
 115         assert ydl.params['format_limit'] == 'good'
 116         ydl.process_ie_result(info_dict.copy())
 117         downloaded = ydl.downloaded_info_dicts[0]
 118         self.assertEqual(downloaded['format_id'], 'good')
 119
 120         ydl = YDL({'format_limit': 'great', 'format': 'all'})
 121         ydl.process_ie_result(info_dict.copy())
 122         self.assertEqual(ydl.downloaded_info_dicts[0]['format_id'], 'meh')
 123         self.assertEqual(ydl.downloaded_info_dicts[1]['format_id'], 'good')
 124         self.assertEqual(ydl.downloaded_info_dicts[2]['format_id'], 'great')
 125         self.assertTrue('3' in ydl.msgs[0])
 126
 127         ydl = YDL()
 128         ydl.params['format_limit'] = 'excellent'
 129         ydl.process_ie_result(info_dict.copy())
 130         downloaded = ydl.downloaded_info_dicts[0]
 131         self.assertEqual(downloaded['format_id'], 'excellent')
 132
 133     def test_format_selection(self):
 134         formats = [
 135             {'format_id': '35', 'ext': 'mp4', 'preference': 1, 'url': '_'},
 136             {'format_id': '45', 'ext': 'webm', 'preference': 2, 'url': '_'},
 137             {'format_id': '47', 'ext': 'webm', 'preference': 3, 'url': '_'},
 138             {'format_id': '2', 'ext': 'flv', 'preference': 4, 'url': '_'},
 139         ]
 140         info_dict = _make_result(formats)
 141
 142         ydl = YDL({'format': '20/47'})
 143         ydl.process_ie_result(info_dict.copy())
 144         downloaded = ydl.downloaded_info_dicts[0]
 145         self.assertEqual(downloaded['format_id'], '47')
 146
 147         ydl = YDL({'format': '20/71/worst'})
 148         ydl.process_ie_result(info_dict.copy())
 149         downloaded = ydl.downloaded_info_dicts[0]
 150         self.assertEqual(downloaded['format_id'], '35')
 151
 152         ydl = YDL()
 153         ydl.process_ie_result(info_dict.copy())
 154         downloaded = ydl.downloaded_info_dicts[0]
 155         self.assertEqual(downloaded['format_id'], '2')
 156
 157         ydl = YDL({'format': 'webm/mp4'})
 158         ydl.process_ie_result(info_dict.copy())
 159         downloaded = ydl.downloaded_info_dicts[0]
 160         self.assertEqual(downloaded['format_id'], '47')
 161
 162         ydl = YDL({'format': '3gp/40/mp4'})
 163         ydl.process_ie_result(info_dict.copy())
 164         downloaded = ydl.downloaded_info_dicts[0]
 165         self.assertEqual(downloaded['format_id'], '35')
 166
 167     def test_format_selection_audio(self):
 168         formats = [
 169             {'format_id': 'audio-low', 'ext': 'webm', 'preference': 1, 'vcodec': 'none', 'url': '_'},
 170             {'format_id': 'audio-mid', 'ext': 'webm', 'preference': 2, 'vcodec': 'none', 'url': '_'},
 171             {'format_id': 'audio-high', 'ext': 'flv', 'preference': 3, 'vcodec': 'none', 'url': '_'},
 172             {'format_id': 'vid', 'ext': 'mp4', 'preference': 4, 'url': '_'},
 173         ]
 174         info_dict = _make_result(formats)
 175
 176         ydl = YDL({'format': 'bestaudio'})
 177         ydl.process_ie_result(info_dict.copy())
 178         downloaded = ydl.downloaded_info_dicts[0]
 179         self.assertEqual(downloaded['format_id'], 'audio-high')
 180
 181         ydl = YDL({'format': 'worstaudio'})
 182         ydl.process_ie_result(info_dict.copy())
 183         downloaded = ydl.downloaded_info_dicts[0]
 184         self.assertEqual(downloaded['format_id'], 'audio-low')
 185
 186         formats = [
 187             {'format_id': 'vid-low', 'ext': 'mp4', 'preference': 1, 'url': '_'},
 188             {'format_id': 'vid-high', 'ext': 'mp4', 'preference': 2, 'url': '_'},
 189         ]
 190         info_dict = _make_result(formats)
 191
 192         ydl = YDL({'format': 'bestaudio/worstaudio/best'})
 193         ydl.process_ie_result(info_dict.copy())
 194         downloaded = ydl.downloaded_info_dicts[0]
 195         self.assertEqual(downloaded['format_id'], 'vid-high')
 196
 197     def test_format_selection_audio_exts(self):
 198         formats = [
 199             {'format_id': 'mp3-64', 'ext': 'mp3', 'abr': 64, 'url': 'http://_', 'vcodec': 'none'},
 200             {'format_id': 'ogg-64', 'ext': 'ogg', 'abr': 64, 'url': 'http://_', 'vcodec': 'none'},
 201             {'format_id': 'aac-64', 'ext': 'aac', 'abr': 64, 'url': 'http://_', 'vcodec': 'none'},
 202             {'format_id': 'mp3-32', 'ext': 'mp3', 'abr': 32, 'url': 'http://_', 'vcodec': 'none'},
 203             {'format_id': 'aac-32', 'ext': 'aac', 'abr': 32, 'url': 'http://_', 'vcodec': 'none'},
 204         ]
 205
 206         info_dict = _make_result(formats)
 207         ydl = YDL({'format': 'best'})
 208         ie = YoutubeIE(ydl)
 209         ie._sort_formats(info_dict['formats'])
 210         ydl.process_ie_result(copy.deepcopy(info_dict))
 211         downloaded = ydl.downloaded_info_dicts[0]
 212         self.assertEqual(downloaded['format_id'], 'aac-64')
 213
 214         ydl = YDL({'format': 'mp3'})
 215         ie = YoutubeIE(ydl)
 216         ie._sort_formats(info_dict['formats'])
 217         ydl.process_ie_result(copy.deepcopy(info_dict))
 218         downloaded = ydl.downloaded_info_dicts[0]
 219         self.assertEqual(downloaded['format_id'], 'mp3-64')
 220
 221         ydl = YDL({'prefer_free_formats': True})
 222         ie = YoutubeIE(ydl)
 223         ie._sort_formats(info_dict['formats'])
 224         ydl.process_ie_result(copy.deepcopy(info_dict))
 225         downloaded = ydl.downloaded_info_dicts[0]
 226         self.assertEqual(downloaded['format_id'], 'ogg-64')
 227
 228     def test_format_selection_video(self):
 229         formats = [
 230             {'format_id': 'dash-video-low', 'ext': 'mp4', 'preference': 1, 'acodec': 'none', 'url': '_'},
 231             {'format_id': 'dash-video-high', 'ext': 'mp4', 'preference': 2, 'acodec': 'none', 'url': '_'},
 232             {'format_id': 'vid', 'ext': 'mp4', 'preference': 3, 'url': '_'},
 233         ]
 234         info_dict = _make_result(formats)
 235
 236         ydl = YDL({'format': 'bestvideo'})
 237         ydl.process_ie_result(info_dict.copy())
 238         downloaded = ydl.downloaded_info_dicts[0]
 239         self.assertEqual(downloaded['format_id'], 'dash-video-high')
 240
 241         ydl = YDL({'format': 'worstvideo'})
 242         ydl.process_ie_result(info_dict.copy())
 243         downloaded = ydl.downloaded_info_dicts[0]
 244         self.assertEqual(downloaded['format_id'], 'dash-video-low')
 245
 246     def test_youtube_format_selection(self):
 247         order = [
 248             '38', '37', '46', '22', '45', '35', '44', '18', '34', '43', '6', '5', '36', '17', '13',
 249             # Apple HTTP Live Streaming
 250             '96', '95', '94', '93', '92', '132', '151',
 251             # 3D
 252             '85', '84', '102', '83', '101', '82', '100',
 253             # Dash video
 254             '137', '248', '136', '247', '135', '246',
 255             '245', '244', '134', '243', '133', '242', '160',
 256             # Dash audio
 257             '141', '172', '140', '171', '139',
 258         ]
 259
 260         for f1id, f2id in zip(order, order[1:]):
 261             f1 = YoutubeIE._formats[f1id].copy()
 262             f1['format_id'] = f1id
 263             f1['url'] = 'url:' + f1id
 264             f2 = YoutubeIE._formats[f2id].copy()
 265             f2['format_id'] = f2id
 266             f2['url'] = 'url:' + f2id
 267
 268             info_dict = _make_result([f1, f2], extractor='youtube')
 269             ydl = YDL()
 270             yie = YoutubeIE(ydl)
 271             yie._sort_formats(info_dict['formats'])
 272             ydl.process_ie_result(info_dict)
 273             downloaded = ydl.downloaded_info_dicts[0]
 274             self.assertEqual(downloaded['format_id'], f1id)
 275
 276             info_dict = _make_result([f2, f1], extractor='youtube')
 277             ydl = YDL()
 278             yie = YoutubeIE(ydl)
 279             yie._sort_formats(info_dict['formats'])
 280             ydl.process_ie_result(info_dict)
 281             downloaded = ydl.downloaded_info_dicts[0]
 282             self.assertEqual(downloaded['format_id'], f1id)
 283
 284     def test_add_extra_info(self):
 285         test_dict = {
 286             'extractor': 'Foo',
 287         }
 288         extra_info = {
 289             'extractor': 'Bar',
 290             'playlist': 'funny videos',
 291         }
 292         YDL.add_extra_info(test_dict, extra_info)
 293         self.assertEqual(test_dict['extractor'], 'Foo')
 294         self.assertEqual(test_dict['playlist'], 'funny videos')
 295
 296     def test_prepare_filename(self):
 297         info = {
 298             'id': '1234',
 299             'ext': 'mp4',
 300             'width': None,
 301         }
 302
 303         def fname(templ):
 304             ydl = YoutubeDL({'outtmpl': templ})
 305             return ydl.prepare_filename(info)
 306         self.assertEqual(fname('%(id)s.%(ext)s'), '1234.mp4')
 307         self.assertEqual(fname('%(id)s-%(width)s.%(ext)s'), '1234-NA.mp4')
 308         # Replace missing fields with 'NA'
 309         self.assertEqual(fname('%(uploader_date)s-%(id)s.%(ext)s'), 'NA-1234.mp4')
 310
 311     def test_format_note(self):
 312         ydl = YoutubeDL()
 313         self.assertEqual(ydl._format_note({}), '')
 314         assertRegexpMatches(self, ydl._format_note({
 315             'vbr': 10,
 316         }), '^\s*10k$')
 317
 318 if __name__ == '__main__':
 319     unittest.main()