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yt-dlp/test/test_YoutubeDL.py

286 lines
11 KiB
Python

#!/usr/bin/env python
from __future__ import unicode_literals
# Allow direct execution
import os
import sys
import unittest
sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
from test.helper import FakeYDL, assertRegexpMatches
from youtube_dl import YoutubeDL
from youtube_dl.extractor import YoutubeIE
class YDL(FakeYDL):
def __init__(self, *args, **kwargs):
super(YDL, self).__init__(*args, **kwargs)
self.downloaded_info_dicts = []
self.msgs = []
def process_info(self, info_dict):
self.downloaded_info_dicts.append(info_dict)
def to_screen(self, msg):
self.msgs.append(msg)
def _make_result(formats, **kwargs):
res = {
'formats': formats,
'id': 'testid',
'title': 'testttitle',
'extractor': 'testex',
}
res.update(**kwargs)
return res
class TestFormatSelection(unittest.TestCase):
def test_prefer_free_formats(self):
# Same resolution => download webm
ydl = YDL()
ydl.params['prefer_free_formats'] = True
formats = [
{'ext': 'webm', 'height': 460, 'url': 'x'},
{'ext': 'mp4', 'height': 460, 'url': 'y'},
]
info_dict = _make_result(formats)
yie = YoutubeIE(ydl)
yie._sort_formats(info_dict['formats'])
ydl.process_ie_result(info_dict)
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['ext'], 'webm')
# Different resolution => download best quality (mp4)
ydl = YDL()
ydl.params['prefer_free_formats'] = True
formats = [
{'ext': 'webm', 'height': 720, 'url': 'a'},
{'ext': 'mp4', 'height': 1080, 'url': 'b'},
]
info_dict['formats'] = formats
yie = YoutubeIE(ydl)
yie._sort_formats(info_dict['formats'])
ydl.process_ie_result(info_dict)
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['ext'], 'mp4')
# No prefer_free_formats => prefer mp4 and flv for greater compatibility
ydl = YDL()
ydl.params['prefer_free_formats'] = False
formats = [
{'ext': 'webm', 'height': 720, 'url': '_'},
{'ext': 'mp4', 'height': 720, 'url': '_'},
{'ext': 'flv', 'height': 720, 'url': '_'},
]
info_dict['formats'] = formats
yie = YoutubeIE(ydl)
yie._sort_formats(info_dict['formats'])
ydl.process_ie_result(info_dict)
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['ext'], 'mp4')
ydl = YDL()
ydl.params['prefer_free_formats'] = False
formats = [
{'ext': 'flv', 'height': 720, 'url': '_'},
{'ext': 'webm', 'height': 720, 'url': '_'},
]
info_dict['formats'] = formats
yie = YoutubeIE(ydl)
yie._sort_formats(info_dict['formats'])
ydl.process_ie_result(info_dict)
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['ext'], 'flv')
def test_format_limit(self):
formats = [
{'format_id': 'meh', 'url': 'http://example.com/meh', 'preference': 1},
{'format_id': 'good', 'url': 'http://example.com/good', 'preference': 2},
{'format_id': 'great', 'url': 'http://example.com/great', 'preference': 3},
{'format_id': 'excellent', 'url': 'http://example.com/exc', 'preference': 4},
]
info_dict = _make_result(formats)
ydl = YDL()
ydl.process_ie_result(info_dict)
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['format_id'], 'excellent')
ydl = YDL({'format_limit': 'good'})
assert ydl.params['format_limit'] == 'good'
ydl.process_ie_result(info_dict.copy())
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['format_id'], 'good')
ydl = YDL({'format_limit': 'great', 'format': 'all'})
ydl.process_ie_result(info_dict.copy())
self.assertEqual(ydl.downloaded_info_dicts[0]['format_id'], 'meh')
self.assertEqual(ydl.downloaded_info_dicts[1]['format_id'], 'good')
self.assertEqual(ydl.downloaded_info_dicts[2]['format_id'], 'great')
self.assertTrue('3' in ydl.msgs[0])
ydl = YDL()
ydl.params['format_limit'] = 'excellent'
ydl.process_ie_result(info_dict.copy())
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['format_id'], 'excellent')
def test_format_selection(self):
formats = [
{'format_id': '35', 'ext': 'mp4', 'preference': 1, 'url': '_'},
{'format_id': '45', 'ext': 'webm', 'preference': 2, 'url': '_'},
{'format_id': '47', 'ext': 'webm', 'preference': 3, 'url': '_'},
{'format_id': '2', 'ext': 'flv', 'preference': 4, 'url': '_'},
]
info_dict = _make_result(formats)
ydl = YDL({'format': '20/47'})
ydl.process_ie_result(info_dict.copy())
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['format_id'], '47')
ydl = YDL({'format': '20/71/worst'})
ydl.process_ie_result(info_dict.copy())
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['format_id'], '35')
ydl = YDL()
ydl.process_ie_result(info_dict.copy())
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['format_id'], '2')
ydl = YDL({'format': 'webm/mp4'})
ydl.process_ie_result(info_dict.copy())
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['format_id'], '47')
ydl = YDL({'format': '3gp/40/mp4'})
ydl.process_ie_result(info_dict.copy())
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['format_id'], '35')
def test_format_selection_audio(self):
formats = [
{'format_id': 'audio-low', 'ext': 'webm', 'preference': 1, 'vcodec': 'none', 'url': '_'},
{'format_id': 'audio-mid', 'ext': 'webm', 'preference': 2, 'vcodec': 'none', 'url': '_'},
{'format_id': 'audio-high', 'ext': 'flv', 'preference': 3, 'vcodec': 'none', 'url': '_'},
{'format_id': 'vid', 'ext': 'mp4', 'preference': 4, 'url': '_'},
]
info_dict = _make_result(formats)
ydl = YDL({'format': 'bestaudio'})
ydl.process_ie_result(info_dict.copy())
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['format_id'], 'audio-high')
ydl = YDL({'format': 'worstaudio'})
ydl.process_ie_result(info_dict.copy())
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['format_id'], 'audio-low')
formats = [
{'format_id': 'vid-low', 'ext': 'mp4', 'preference': 1, 'url': '_'},
{'format_id': 'vid-high', 'ext': 'mp4', 'preference': 2, 'url': '_'},
]
info_dict = _make_result(formats)
ydl = YDL({'format': 'bestaudio/worstaudio/best'})
ydl.process_ie_result(info_dict.copy())
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['format_id'], 'vid-high')
def test_format_selection_video(self):
formats = [
{'format_id': 'dash-video-low', 'ext': 'mp4', 'preference': 1, 'acodec': 'none', 'url': '_'},
{'format_id': 'dash-video-high', 'ext': 'mp4', 'preference': 2, 'acodec': 'none', 'url': '_'},
{'format_id': 'vid', 'ext': 'mp4', 'preference': 3, 'url': '_'},
]
info_dict = _make_result(formats)
ydl = YDL({'format': 'bestvideo'})
ydl.process_ie_result(info_dict.copy())
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['format_id'], 'dash-video-high')
ydl = YDL({'format': 'worstvideo'})
ydl.process_ie_result(info_dict.copy())
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['format_id'], 'dash-video-low')
def test_youtube_format_selection(self):
order = [
'38', '37', '46', '22', '45', '35', '44', '18', '34', '43', '6', '5', '36', '17', '13',
# Apple HTTP Live Streaming
'96', '95', '94', '93', '92', '132', '151',
# 3D
'85', '84', '102', '83', '101', '82', '100',
# Dash video
'138', '137', '248', '136', '247', '135', '246',
'245', '244', '134', '243', '133', '242', '160',
# Dash audio
'141', '172', '140', '171', '139',
]
for f1id, f2id in zip(order, order[1:]):
f1 = YoutubeIE._formats[f1id].copy()
f1['format_id'] = f1id
f1['url'] = 'url:' + f1id
f2 = YoutubeIE._formats[f2id].copy()
f2['format_id'] = f2id
f2['url'] = 'url:' + f2id
info_dict = _make_result([f1, f2], extractor='youtube')
ydl = YDL()
yie = YoutubeIE(ydl)
yie._sort_formats(info_dict['formats'])
ydl.process_ie_result(info_dict)
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['format_id'], f1id)
info_dict = _make_result([f2, f1], extractor='youtube')
ydl = YDL()
yie = YoutubeIE(ydl)
yie._sort_formats(info_dict['formats'])
ydl.process_ie_result(info_dict)
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['format_id'], f1id)
def test_add_extra_info(self):
test_dict = {
'extractor': 'Foo',
}
extra_info = {
'extractor': 'Bar',
'playlist': 'funny videos',
}
YDL.add_extra_info(test_dict, extra_info)
self.assertEqual(test_dict['extractor'], 'Foo')
self.assertEqual(test_dict['playlist'], 'funny videos')
def test_prepare_filename(self):
info = {
'id': '1234',
'ext': 'mp4',
'width': None,
}
def fname(templ):
ydl = YoutubeDL({'outtmpl': templ})
return ydl.prepare_filename(info)
self.assertEqual(fname('%(id)s.%(ext)s'), '1234.mp4')
self.assertEqual(fname('%(id)s-%(width)s.%(ext)s'), '1234-NA.mp4')
# Replace missing fields with 'NA'
self.assertEqual(fname('%(uploader_date)s-%(id)s.%(ext)s'), 'NA-1234.mp4')
def test_format_note(self):
ydl = YoutubeDL()
self.assertEqual(ydl._format_note({}), '')
assertRegexpMatches(self, ydl._format_note({
'vbr': 10,
}), '^\s*10k$')
if __name__ == '__main__':
unittest.main()