#!/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()