yt-dlp/test/test_YoutubeDL.py

218 wiersze
8.0 KiB
Python

#!/usr/bin/env python
# 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
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)
class TestFormatSelection(unittest.TestCase):
def test_prefer_free_formats(self):
# Same resolution => download webm
ydl = YDL()
ydl.params['prefer_free_formats'] = True
formats = [
{u'ext': u'webm', u'height': 460},
{u'ext': u'mp4', u'height': 460},
]
info_dict = {u'formats': formats, u'extractor': u'test'}
yie = YoutubeIE(ydl)
yie._sort_formats(info_dict['formats'])
ydl.process_ie_result(info_dict)
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded[u'ext'], u'webm')
# Different resolution => download best quality (mp4)
ydl = YDL()
ydl.params['prefer_free_formats'] = True
formats = [
{u'ext': u'webm', u'height': 720},
{u'ext': u'mp4', u'height': 1080},
]
info_dict[u'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[u'ext'], u'mp4')
# No prefer_free_formats => prefer mp4 and flv for greater compatibilty
ydl = YDL()
ydl.params['prefer_free_formats'] = False
formats = [
{u'ext': u'webm', u'height': 720},
{u'ext': u'mp4', u'height': 720},
{u'ext': u'flv', u'height': 720},
]
info_dict[u'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[u'ext'], u'mp4')
ydl = YDL()
ydl.params['prefer_free_formats'] = False
formats = [
{u'ext': u'flv', u'height': 720},
{u'ext': u'webm', u'height': 720},
]
info_dict[u'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[u'ext'], u'flv')
def test_format_limit(self):
formats = [
{u'format_id': u'meh', u'url': u'http://example.com/meh', 'preference': 1},
{u'format_id': u'good', u'url': u'http://example.com/good', 'preference': 2},
{u'format_id': u'great', u'url': u'http://example.com/great', 'preference': 3},
{u'format_id': u'excellent', u'url': u'http://example.com/exc', 'preference': 4},
]
info_dict = {
u'formats': formats, u'extractor': u'test', 'id': 'testvid'}
ydl = YDL()
ydl.process_ie_result(info_dict)
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded[u'format_id'], u'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[u'format_id'], u'good')
ydl = YDL({'format_limit': 'great', 'format': 'all'})
ydl.process_ie_result(info_dict.copy())
self.assertEqual(ydl.downloaded_info_dicts[0][u'format_id'], u'meh')
self.assertEqual(ydl.downloaded_info_dicts[1][u'format_id'], u'good')
self.assertEqual(ydl.downloaded_info_dicts[2][u'format_id'], u'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[u'format_id'], u'excellent')
def test_format_selection(self):
formats = [
{u'format_id': u'35', u'ext': u'mp4', 'preference': 1},
{u'format_id': u'45', u'ext': u'webm', 'preference': 2},
{u'format_id': u'47', u'ext': u'webm', 'preference': 3},
{u'format_id': u'2', u'ext': u'flv', 'preference': 4},
]
info_dict = {u'formats': formats, u'extractor': u'test'}
ydl = YDL({'format': u'20/47'})
ydl.process_ie_result(info_dict.copy())
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['format_id'], u'47')
ydl = YDL({'format': u'20/71/worst'})
ydl.process_ie_result(info_dict.copy())
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['format_id'], u'35')
ydl = YDL()
ydl.process_ie_result(info_dict.copy())
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['format_id'], u'2')
ydl = YDL({'format': u'webm/mp4'})
ydl.process_ie_result(info_dict.copy())
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['format_id'], u'47')
ydl = YDL({'format': u'3gp/40/mp4'})
ydl.process_ie_result(info_dict.copy())
downloaded = ydl.downloaded_info_dicts[0]
self.assertEqual(downloaded['format_id'], u'35')
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', '139', '171',
]
for f1id, f2id in zip(order, order[1:]):
f1 = YoutubeIE._formats[f1id].copy()
f1['format_id'] = f1id
f2 = YoutubeIE._formats[f2id].copy()
f2['format_id'] = f2id
info_dict = {'formats': [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 = {'formats': [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 = {
u'id': u'1234',
u'ext': u'mp4',
u'width': None,
}
def fname(templ):
ydl = YoutubeDL({'outtmpl': templ})
return ydl.prepare_filename(info)
self.assertEqual(fname(u'%(id)s.%(ext)s'), u'1234.mp4')
self.assertEqual(fname(u'%(id)s-%(width)s.%(ext)s'), u'1234-NA.mp4')
# Replace missing fields with 'NA'
self.assertEqual(fname(u'%(uploader_date)s-%(id)s.%(ext)s'), u'NA-1234.mp4')
if __name__ == '__main__':
unittest.main()