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 from test.helper import FakeYDL, assertRegexpMatches
  12 from youtube_dl import YoutubeDL
  13 from youtube_dl.extractor import YoutubeIE
  14
  15
  16 class YDL(FakeYDL):
  17     def __init__(self, *args, **kwargs):
  18         super(YDL, self).__init__(*args, **kwargs)
  19         self.downloaded_info_dicts = []
  20         self.msgs = []
  21
  22     def process_info(self, info_dict):
  23         self.downloaded_info_dicts.append(info_dict)
  24
  25     def to_screen(self, msg):
  26         self.msgs.append(msg)
  27
  28
  29 def _make_result(formats, **kwargs):
  30     res = {
  31         'formats': formats,
  32         'id': 'testid',
  33         'title': 'testttitle',
  34         'extractor': 'testex',
  35     }
  36     res.update(**kwargs)
  37     return res
  38
  39
  40 class TestFormatSelection(unittest.TestCase):
  41     def test_prefer_free_formats(self):
  42         # Same resolution => download webm
  43         ydl = YDL()
  44         ydl.params['prefer_free_formats'] = True
  45         formats = [
  46             {'ext': 'webm', 'height': 460, 'url': 'x'},
  47             {'ext': 'mp4', 'height': 460, 'url': 'y'},
  48         ]
  49         info_dict = _make_result(formats)
  50         yie = YoutubeIE(ydl)
  51         yie._sort_formats(info_dict['formats'])
  52         ydl.process_ie_result(info_dict)
  53         downloaded = ydl.downloaded_info_dicts[0]
  54         self.assertEqual(downloaded['ext'], 'webm')
  55
  56         # Different resolution => download best quality (mp4)
  57         ydl = YDL()
  58         ydl.params['prefer_free_formats'] = True
  59         formats = [
  60             {'ext': 'webm', 'height': 720, 'url': 'a'},
  61             {'ext': 'mp4', 'height': 1080, 'url': 'b'},
  62         ]
  63         info_dict['formats'] = formats
  64         yie = YoutubeIE(ydl)
  65         yie._sort_formats(info_dict['formats'])
  66         ydl.process_ie_result(info_dict)
  67         downloaded = ydl.downloaded_info_dicts[0]
  68         self.assertEqual(downloaded['ext'], 'mp4')
  69
  70         # No prefer_free_formats => prefer mp4 and flv for greater compatibility
  71         ydl = YDL()
  72         ydl.params['prefer_free_formats'] = False
  73         formats = [
  74             {'ext': 'webm', 'height': 720, 'url': '_'},
  75             {'ext': 'mp4', 'height': 720, 'url': '_'},
  76             {'ext': 'flv', 'height': 720, 'url': '_'},
  77         ]
  78         info_dict['formats'] = formats
  79         yie = YoutubeIE(ydl)
  80         yie._sort_formats(info_dict['formats'])
  81         ydl.process_ie_result(info_dict)
  82         downloaded = ydl.downloaded_info_dicts[0]
  83         self.assertEqual(downloaded['ext'], 'mp4')
  84
  85         ydl = YDL()
  86         ydl.params['prefer_free_formats'] = False
  87         formats = [
  88             {'ext': 'flv', 'height': 720, 'url': '_'},
  89             {'ext': 'webm', 'height': 720, 'url': '_'},
  90         ]
  91         info_dict['formats'] = formats
  92         yie = YoutubeIE(ydl)
  93         yie._sort_formats(info_dict['formats'])
  94         ydl.process_ie_result(info_dict)
  95         downloaded = ydl.downloaded_info_dicts[0]
  96         self.assertEqual(downloaded['ext'], 'flv')
  97
  98     def test_format_limit(self):
  99         formats = [
 100             {'format_id': 'meh', 'url': 'http://example.com/meh', 'preference': 1},
 101             {'format_id': 'good', 'url': 'http://example.com/good', 'preference': 2},
 102             {'format_id': 'great', 'url': 'http://example.com/great', 'preference': 3},
 103             {'format_id': 'excellent', 'url': 'http://example.com/exc', 'preference': 4},
 104         ]
 105         info_dict = _make_result(formats)
 106
 107         ydl = YDL()
 108         ydl.process_ie_result(info_dict)
 109         downloaded = ydl.downloaded_info_dicts[0]
 110         self.assertEqual(downloaded['format_id'], 'excellent')
 111
 112         ydl = YDL({'format_limit': 'good'})
 113         assert ydl.params['format_limit'] == 'good'
 114         ydl.process_ie_result(info_dict.copy())
 115         downloaded = ydl.downloaded_info_dicts[0]
 116         self.assertEqual(downloaded['format_id'], 'good')
 117
 118         ydl = YDL({'format_limit': 'great', 'format': 'all'})
 119         ydl.process_ie_result(info_dict.copy())
 120         self.assertEqual(ydl.downloaded_info_dicts[0]['format_id'], 'meh')
 121         self.assertEqual(ydl.downloaded_info_dicts[1]['format_id'], 'good')
 122         self.assertEqual(ydl.downloaded_info_dicts[2]['format_id'], 'great')
 123         self.assertTrue('3' in ydl.msgs[0])
 124
 125         ydl = YDL()
 126         ydl.params['format_limit'] = 'excellent'
 127         ydl.process_ie_result(info_dict.copy())
 128         downloaded = ydl.downloaded_info_dicts[0]
 129         self.assertEqual(downloaded['format_id'], 'excellent')
 130
 131     def test_format_selection(self):
 132         formats = [
 133             {'format_id': '35', 'ext': 'mp4', 'preference': 1, 'url': '_'},
 134             {'format_id': '45', 'ext': 'webm', 'preference': 2, 'url': '_'},
 135             {'format_id': '47', 'ext': 'webm', 'preference': 3, 'url': '_'},
 136             {'format_id': '2', 'ext': 'flv', 'preference': 4, 'url': '_'},
 137         ]
 138         info_dict = _make_result(formats)
 139
 140         ydl = YDL({'format': '20/47'})
 141         ydl.process_ie_result(info_dict.copy())
 142         downloaded = ydl.downloaded_info_dicts[0]
 143         self.assertEqual(downloaded['format_id'], '47')
 144
 145         ydl = YDL({'format': '20/71/worst'})
 146         ydl.process_ie_result(info_dict.copy())
 147         downloaded = ydl.downloaded_info_dicts[0]
 148         self.assertEqual(downloaded['format_id'], '35')
 149
 150         ydl = YDL()
 151         ydl.process_ie_result(info_dict.copy())
 152         downloaded = ydl.downloaded_info_dicts[0]
 153         self.assertEqual(downloaded['format_id'], '2')
 154
 155         ydl = YDL({'format': 'webm/mp4'})
 156         ydl.process_ie_result(info_dict.copy())
 157         downloaded = ydl.downloaded_info_dicts[0]
 158         self.assertEqual(downloaded['format_id'], '47')
 159
 160         ydl = YDL({'format': '3gp/40/mp4'})
 161         ydl.process_ie_result(info_dict.copy())
 162         downloaded = ydl.downloaded_info_dicts[0]
 163         self.assertEqual(downloaded['format_id'], '35')
 164
 165     def test_format_selection_audio(self):
 166         formats = [
 167             {'format_id': 'audio-low', 'ext': 'webm', 'preference': 1, 'vcodec': 'none', 'url': '_'},
 168             {'format_id': 'audio-mid', 'ext': 'webm', 'preference': 2, 'vcodec': 'none', 'url': '_'},
 169             {'format_id': 'audio-high', 'ext': 'flv', 'preference': 3, 'vcodec': 'none', 'url': '_'},
 170             {'format_id': 'vid', 'ext': 'mp4', 'preference': 4, 'url': '_'},
 171         ]
 172         info_dict = _make_result(formats)
 173
 174         ydl = YDL({'format': 'bestaudio'})
 175         ydl.process_ie_result(info_dict.copy())
 176         downloaded = ydl.downloaded_info_dicts[0]
 177         self.assertEqual(downloaded['format_id'], 'audio-high')
 178
 179         ydl = YDL({'format': 'worstaudio'})
 180         ydl.process_ie_result(info_dict.copy())
 181         downloaded = ydl.downloaded_info_dicts[0]
 182         self.assertEqual(downloaded['format_id'], 'audio-low')
 183
 184         formats = [
 185             {'format_id': 'vid-low', 'ext': 'mp4', 'preference': 1, 'url': '_'},
 186             {'format_id': 'vid-high', 'ext': 'mp4', 'preference': 2, 'url': '_'},
 187         ]
 188         info_dict = _make_result(formats)
 189
 190         ydl = YDL({'format': 'bestaudio/worstaudio/best'})
 191         ydl.process_ie_result(info_dict.copy())
 192         downloaded = ydl.downloaded_info_dicts[0]
 193         self.assertEqual(downloaded['format_id'], 'vid-high')
 194
 195     def test_format_selection_video(self):
 196         formats = [
 197             {'format_id': 'dash-video-low', 'ext': 'mp4', 'preference': 1, 'acodec': 'none', 'url': '_'},
 198             {'format_id': 'dash-video-high', 'ext': 'mp4', 'preference': 2, 'acodec': 'none', 'url': '_'},
 199             {'format_id': 'vid', 'ext': 'mp4', 'preference': 3, 'url': '_'},
 200         ]
 201         info_dict = _make_result(formats)
 202
 203         ydl = YDL({'format': 'bestvideo'})
 204         ydl.process_ie_result(info_dict.copy())
 205         downloaded = ydl.downloaded_info_dicts[0]
 206         self.assertEqual(downloaded['format_id'], 'dash-video-high')
 207
 208         ydl = YDL({'format': 'worstvideo'})
 209         ydl.process_ie_result(info_dict.copy())
 210         downloaded = ydl.downloaded_info_dicts[0]
 211         self.assertEqual(downloaded['format_id'], 'dash-video-low')
 212
 213     def test_youtube_format_selection(self):
 214         order = [
 215             '38', '37', '46', '22', '45', '35', '44', '18', '34', '43', '6', '5', '36', '17', '13',
 216             # Apple HTTP Live Streaming
 217             '96', '95', '94', '93', '92', '132', '151',
 218             # 3D
 219             '85', '84', '102', '83', '101', '82', '100',
 220             # Dash video
 221             '138', '137', '248', '136', '247', '135', '246',
 222             '245', '244', '134', '243', '133', '242', '160',
 223             # Dash audio
 224             '141', '172', '140', '171', '139',
 225         ]
 226
 227         for f1id, f2id in zip(order, order[1:]):
 228             f1 = YoutubeIE._formats[f1id].copy()
 229             f1['format_id'] = f1id
 230             f1['url'] = 'url:' + f1id
 231             f2 = YoutubeIE._formats[f2id].copy()
 232             f2['format_id'] = f2id
 233             f2['url'] = 'url:' + f2id
 234
 235             info_dict = _make_result([f1, f2], extractor='youtube')
 236             ydl = YDL()
 237             yie = YoutubeIE(ydl)
 238             yie._sort_formats(info_dict['formats'])
 239             ydl.process_ie_result(info_dict)
 240             downloaded = ydl.downloaded_info_dicts[0]
 241             self.assertEqual(downloaded['format_id'], f1id)
 242
 243             info_dict = _make_result([f2, f1], extractor='youtube')
 244             ydl = YDL()
 245             yie = YoutubeIE(ydl)
 246             yie._sort_formats(info_dict['formats'])
 247             ydl.process_ie_result(info_dict)
 248             downloaded = ydl.downloaded_info_dicts[0]
 249             self.assertEqual(downloaded['format_id'], f1id)
 250
 251     def test_add_extra_info(self):
 252         test_dict = {
 253             'extractor': 'Foo',
 254         }
 255         extra_info = {
 256             'extractor': 'Bar',
 257             'playlist': 'funny videos',
 258         }
 259         YDL.add_extra_info(test_dict, extra_info)
 260         self.assertEqual(test_dict['extractor'], 'Foo')
 261         self.assertEqual(test_dict['playlist'], 'funny videos')
 262
 263     def test_prepare_filename(self):
 264         info = {
 265             'id': '1234',
 266             'ext': 'mp4',
 267             'width': None,
 268         }
 269
 270         def fname(templ):
 271             ydl = YoutubeDL({'outtmpl': templ})
 272             return ydl.prepare_filename(info)
 273         self.assertEqual(fname('%(id)s.%(ext)s'), '1234.mp4')
 274         self.assertEqual(fname('%(id)s-%(width)s.%(ext)s'), '1234-NA.mp4')
 275         # Replace missing fields with 'NA'
 276         self.assertEqual(fname('%(uploader_date)s-%(id)s.%(ext)s'), 'NA-1234.mp4')
 277
 278     def test_format_note(self):
 279         ydl = YoutubeDL()
 280         self.assertEqual(ydl._format_note({}), '')
 281         assertRegexpMatches(self, ydl._format_note({
 282             'vbr': 10,
 283         }), '^\s*10k$')
 284
 285 if __name__ == '__main__':
 286     unittest.main()