_ Git - youtube-dl/blob - test/test_utils.py

   1 #!/usr/bin/env python
   2 # coding: utf-8
   3
   4 from __future__ import unicode_literals
   5
   6 # Allow direct execution
   7 import os
   8 import sys
   9 import unittest
  10 sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
  11
  12
  13 # Various small unit tests
  14 import io
  15 import json
  16 import xml.etree.ElementTree
  17
  18 from youtube_dl.utils import (
  19     age_restricted,
  20     args_to_str,
  21     encode_base_n,
  22     clean_html,
  23     date_from_str,
  24     DateRange,
  25     detect_exe_version,
  26     determine_ext,
  27     dict_get,
  28     encode_compat_str,
  29     encodeFilename,
  30     escape_rfc3986,
  31     escape_url,
  32     extract_attributes,
  33     ExtractorError,
  34     find_xpath_attr,
  35     fix_xml_ampersands,
  36     InAdvancePagedList,
  37     intlist_to_bytes,
  38     is_html,
  39     js_to_json,
  40     limit_length,
  41     ohdave_rsa_encrypt,
  42     OnDemandPagedList,
  43     orderedSet,
  44     parse_duration,
  45     parse_filesize,
  46     parse_count,
  47     parse_iso8601,
  48     read_batch_urls,
  49     sanitize_filename,
  50     sanitize_path,
  51     prepend_extension,
  52     replace_extension,
  53     remove_start,
  54     remove_end,
  55     remove_quotes,
  56     shell_quote,
  57     smuggle_url,
  58     str_to_int,
  59     strip_jsonp,
  60     timeconvert,
  61     unescapeHTML,
  62     unified_strdate,
  63     unified_timestamp,
  64     unsmuggle_url,
  65     uppercase_escape,
  66     lowercase_escape,
  67     url_basename,
  68     urlencode_postdata,
  69     update_url_query,
  70     version_tuple,
  71     xpath_with_ns,
  72     xpath_element,
  73     xpath_text,
  74     xpath_attr,
  75     render_table,
  76     match_str,
  77     parse_dfxp_time_expr,
  78     dfxp2srt,
  79     cli_option,
  80     cli_valueless_option,
  81     cli_bool_option,
  82 )
  83 from youtube_dl.compat import (
  84     compat_chr,
  85     compat_etree_fromstring,
  86     compat_urlparse,
  87     compat_parse_qs,
  88 )
  89
  90
  91 class TestUtil(unittest.TestCase):
  92     def test_timeconvert(self):
  93         self.assertTrue(timeconvert('') is None)
  94         self.assertTrue(timeconvert('bougrg') is None)
  95
  96     def test_sanitize_filename(self):
  97         self.assertEqual(sanitize_filename('abc'), 'abc')
  98         self.assertEqual(sanitize_filename('abc_d-e'), 'abc_d-e')
  99
 100         self.assertEqual(sanitize_filename('123'), '123')
 101
 102         self.assertEqual('abc_de', sanitize_filename('abc/de'))
 103         self.assertFalse('/' in sanitize_filename('abc/de///'))
 104
 105         self.assertEqual('abc_de', sanitize_filename('abc/<>\\*|de'))
 106         self.assertEqual('xxx', sanitize_filename('xxx/<>\\*|'))
 107         self.assertEqual('yes no', sanitize_filename('yes? no'))
 108         self.assertEqual('this - that', sanitize_filename('this: that'))
 109
 110         self.assertEqual(sanitize_filename('AT&T'), 'AT&T')
 111         aumlaut = 'ä'
 112         self.assertEqual(sanitize_filename(aumlaut), aumlaut)
 113         tests = '\u043a\u0438\u0440\u0438\u043b\u043b\u0438\u0446\u0430'
 114         self.assertEqual(sanitize_filename(tests), tests)
 115
 116         self.assertEqual(
 117             sanitize_filename('New World record at 0:12:34'),
 118             'New World record at 0_12_34')
 119
 120         self.assertEqual(sanitize_filename('--gasdgf'), '_-gasdgf')
 121         self.assertEqual(sanitize_filename('--gasdgf', is_id=True), '--gasdgf')
 122         self.assertEqual(sanitize_filename('.gasdgf'), 'gasdgf')
 123         self.assertEqual(sanitize_filename('.gasdgf', is_id=True), '.gasdgf')
 124
 125         forbidden = '"\0\\/'
 126         for fc in forbidden:
 127             for fbc in forbidden:
 128                 self.assertTrue(fbc not in sanitize_filename(fc))
 129
 130     def test_sanitize_filename_restricted(self):
 131         self.assertEqual(sanitize_filename('abc', restricted=True), 'abc')
 132         self.assertEqual(sanitize_filename('abc_d-e', restricted=True), 'abc_d-e')
 133
 134         self.assertEqual(sanitize_filename('123', restricted=True), '123')
 135
 136         self.assertEqual('abc_de', sanitize_filename('abc/de', restricted=True))
 137         self.assertFalse('/' in sanitize_filename('abc/de///', restricted=True))
 138
 139         self.assertEqual('abc_de', sanitize_filename('abc/<>\\*|de', restricted=True))
 140         self.assertEqual('xxx', sanitize_filename('xxx/<>\\*|', restricted=True))
 141         self.assertEqual('yes_no', sanitize_filename('yes? no', restricted=True))
 142         self.assertEqual('this_-_that', sanitize_filename('this: that', restricted=True))
 143
 144         tests = 'aäb\u4e2d\u56fd\u7684c'
 145         self.assertEqual(sanitize_filename(tests, restricted=True), 'aab_c')
 146         self.assertTrue(sanitize_filename('\xf6', restricted=True) != '')  # No empty filename
 147
 148         forbidden = '"\0\\/&!: \'\t\n()[]{}$;`^,#'
 149         for fc in forbidden:
 150             for fbc in forbidden:
 151                 self.assertTrue(fbc not in sanitize_filename(fc, restricted=True))
 152
 153         # Handle a common case more neatly
 154         self.assertEqual(sanitize_filename('\u5927\u58f0\u5e26 - Song', restricted=True), 'Song')
 155         self.assertEqual(sanitize_filename('\u603b\u7edf: Speech', restricted=True), 'Speech')
 156         # .. but make sure the file name is never empty
 157         self.assertTrue(sanitize_filename('-', restricted=True) != '')
 158         self.assertTrue(sanitize_filename(':', restricted=True) != '')
 159
 160         self.assertEqual(sanitize_filename(
 161             'ÂÃÄÀÁÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖŐØŒÙÚÛÜŰÝÞßàáâãäåæçèéêëìíîïðñòóôõöőøœùúûüűýþÿ', restricted=True),
 162             'AAAAAAAECEEEEIIIIDNOOOOOOOOEUUUUUYPssaaaaaaaeceeeeiiiionooooooooeuuuuuypy')
 163
 164     def test_sanitize_ids(self):
 165         self.assertEqual(sanitize_filename('_n_cd26wFpw', is_id=True), '_n_cd26wFpw')
 166         self.assertEqual(sanitize_filename('_BD_eEpuzXw', is_id=True), '_BD_eEpuzXw')
 167         self.assertEqual(sanitize_filename('N0Y__7-UOdI', is_id=True), 'N0Y__7-UOdI')
 168
 169     def test_sanitize_path(self):
 170         if sys.platform != 'win32':
 171             return
 172
 173         self.assertEqual(sanitize_path('abc'), 'abc')
 174         self.assertEqual(sanitize_path('abc/def'), 'abc\\def')
 175         self.assertEqual(sanitize_path('abc\\def'), 'abc\\def')
 176         self.assertEqual(sanitize_path('abc|def'), 'abc#def')
 177         self.assertEqual(sanitize_path('<>:"|?*'), '#######')
 178         self.assertEqual(sanitize_path('C:/abc/def'), 'C:\\abc\\def')
 179         self.assertEqual(sanitize_path('C?:/abc/def'), 'C##\\abc\\def')
 180
 181         self.assertEqual(sanitize_path('\\\\?\\UNC\\ComputerName\\abc'), '\\\\?\\UNC\\ComputerName\\abc')
 182         self.assertEqual(sanitize_path('\\\\?\\UNC/ComputerName/abc'), '\\\\?\\UNC\\ComputerName\\abc')
 183
 184         self.assertEqual(sanitize_path('\\\\?\\C:\\abc'), '\\\\?\\C:\\abc')
 185         self.assertEqual(sanitize_path('\\\\?\\C:/abc'), '\\\\?\\C:\\abc')
 186         self.assertEqual(sanitize_path('\\\\?\\C:\\ab?c\\de:f'), '\\\\?\\C:\\ab#c\\de#f')
 187         self.assertEqual(sanitize_path('\\\\?\\C:\\abc'), '\\\\?\\C:\\abc')
 188
 189         self.assertEqual(
 190             sanitize_path('youtube/%(uploader)s/%(autonumber)s-%(title)s-%(upload_date)s.%(ext)s'),
 191             'youtube\\%(uploader)s\\%(autonumber)s-%(title)s-%(upload_date)s.%(ext)s')
 192
 193         self.assertEqual(
 194             sanitize_path('youtube/TheWreckingYard ./00001-Not bad, Especially for Free! (1987 Yamaha 700)-20141116.mp4.part'),
 195             'youtube\\TheWreckingYard #\\00001-Not bad, Especially for Free! (1987 Yamaha 700)-20141116.mp4.part')
 196         self.assertEqual(sanitize_path('abc/def...'), 'abc\\def..#')
 197         self.assertEqual(sanitize_path('abc.../def'), 'abc..#\\def')
 198         self.assertEqual(sanitize_path('abc.../def...'), 'abc..#\\def..#')
 199
 200         self.assertEqual(sanitize_path('../abc'), '..\\abc')
 201         self.assertEqual(sanitize_path('../../abc'), '..\\..\\abc')
 202         self.assertEqual(sanitize_path('./abc'), 'abc')
 203         self.assertEqual(sanitize_path('./../abc'), '..\\abc')
 204
 205     def test_prepend_extension(self):
 206         self.assertEqual(prepend_extension('abc.ext', 'temp'), 'abc.temp.ext')
 207         self.assertEqual(prepend_extension('abc.ext', 'temp', 'ext'), 'abc.temp.ext')
 208         self.assertEqual(prepend_extension('abc.unexpected_ext', 'temp', 'ext'), 'abc.unexpected_ext.temp')
 209         self.assertEqual(prepend_extension('abc', 'temp'), 'abc.temp')
 210         self.assertEqual(prepend_extension('.abc', 'temp'), '.abc.temp')
 211         self.assertEqual(prepend_extension('.abc.ext', 'temp'), '.abc.temp.ext')
 212
 213     def test_replace_extension(self):
 214         self.assertEqual(replace_extension('abc.ext', 'temp'), 'abc.temp')
 215         self.assertEqual(replace_extension('abc.ext', 'temp', 'ext'), 'abc.temp')
 216         self.assertEqual(replace_extension('abc.unexpected_ext', 'temp', 'ext'), 'abc.unexpected_ext.temp')
 217         self.assertEqual(replace_extension('abc', 'temp'), 'abc.temp')
 218         self.assertEqual(replace_extension('.abc', 'temp'), '.abc.temp')
 219         self.assertEqual(replace_extension('.abc.ext', 'temp'), '.abc.temp')
 220
 221     def test_remove_start(self):
 222         self.assertEqual(remove_start(None, 'A - '), None)
 223         self.assertEqual(remove_start('A - B', 'A - '), 'B')
 224         self.assertEqual(remove_start('B - A', 'A - '), 'B - A')
 225
 226     def test_remove_end(self):
 227         self.assertEqual(remove_end(None, ' - B'), None)
 228         self.assertEqual(remove_end('A - B', ' - B'), 'A')
 229         self.assertEqual(remove_end('B - A', ' - B'), 'B - A')
 230
 231     def test_remove_quotes(self):
 232         self.assertEqual(remove_quotes(None), None)
 233         self.assertEqual(remove_quotes('"'), '"')
 234         self.assertEqual(remove_quotes("'"), "'")
 235         self.assertEqual(remove_quotes(';'), ';')
 236         self.assertEqual(remove_quotes('";'), '";')
 237         self.assertEqual(remove_quotes('""'), '')
 238         self.assertEqual(remove_quotes('";"'), ';')
 239
 240     def test_ordered_set(self):
 241         self.assertEqual(orderedSet([1, 1, 2, 3, 4, 4, 5, 6, 7, 3, 5]), [1, 2, 3, 4, 5, 6, 7])
 242         self.assertEqual(orderedSet([]), [])
 243         self.assertEqual(orderedSet([1]), [1])
 244         # keep the list ordered
 245         self.assertEqual(orderedSet([135, 1, 1, 1]), [135, 1])
 246
 247     def test_unescape_html(self):
 248         self.assertEqual(unescapeHTML('%20;'), '%20;')
 249         self.assertEqual(unescapeHTML('&#x2F;'), '/')
 250         self.assertEqual(unescapeHTML('&#47;'), '/')
 251         self.assertEqual(unescapeHTML('&eacute;'), 'é')
 252         self.assertEqual(unescapeHTML('&#2013266066;'), '&#2013266066;')
 253         # HTML5 entities
 254         self.assertEqual(unescapeHTML('&period;&apos;'), '.\'')
 255
 256     def test_date_from_str(self):
 257         self.assertEqual(date_from_str('yesterday'), date_from_str('now-1day'))
 258         self.assertEqual(date_from_str('now+7day'), date_from_str('now+1week'))
 259         self.assertEqual(date_from_str('now+14day'), date_from_str('now+2week'))
 260         self.assertEqual(date_from_str('now+365day'), date_from_str('now+1year'))
 261         self.assertEqual(date_from_str('now+30day'), date_from_str('now+1month'))
 262
 263     def test_daterange(self):
 264         _20century = DateRange("19000101", "20000101")
 265         self.assertFalse("17890714" in _20century)
 266         _ac = DateRange("00010101")
 267         self.assertTrue("19690721" in _ac)
 268         _firstmilenium = DateRange(end="10000101")
 269         self.assertTrue("07110427" in _firstmilenium)
 270
 271     def test_unified_dates(self):
 272         self.assertEqual(unified_strdate('December 21, 2010'), '20101221')
 273         self.assertEqual(unified_strdate('8/7/2009'), '20090708')
 274         self.assertEqual(unified_strdate('Dec 14, 2012'), '20121214')
 275         self.assertEqual(unified_strdate('2012/10/11 01:56:38 +0000'), '20121011')
 276         self.assertEqual(unified_strdate('1968 12 10'), '19681210')
 277         self.assertEqual(unified_strdate('1968-12-10'), '19681210')
 278         self.assertEqual(unified_strdate('28/01/2014 21:00:00 +0100'), '20140128')
 279         self.assertEqual(
 280             unified_strdate('11/26/2014 11:30:00 AM PST', day_first=False),
 281             '20141126')
 282         self.assertEqual(
 283             unified_strdate('2/2/2015 6:47:40 PM', day_first=False),
 284             '20150202')
 285         self.assertEqual(unified_strdate('Feb 14th 2016 5:45PM'), '20160214')
 286         self.assertEqual(unified_strdate('25-09-2014'), '20140925')
 287         self.assertEqual(unified_strdate('27.02.2016 17:30'), '20160227')
 288         self.assertEqual(unified_strdate('UNKNOWN DATE FORMAT'), None)
 289
 290     def test_unified_timestamps(self):
 291         self.assertEqual(unified_timestamp('December 21, 2010'), 1292889600)
 292         self.assertEqual(unified_timestamp('8/7/2009'), 1247011200)
 293         self.assertEqual(unified_timestamp('Dec 14, 2012'), 1355443200)
 294         self.assertEqual(unified_timestamp('2012/10/11 01:56:38 +0000'), 1349920598)
 295         self.assertEqual(unified_timestamp('1968 12 10'), -33436800)
 296         self.assertEqual(unified_timestamp('1968-12-10'), -33436800)
 297         self.assertEqual(unified_timestamp('28/01/2014 21:00:00 +0100'), 1390939200)
 298         self.assertEqual(
 299             unified_timestamp('11/26/2014 11:30:00 AM PST', day_first=False),
 300             1417001400)
 301         self.assertEqual(
 302             unified_timestamp('2/2/2015 6:47:40 PM', day_first=False),
 303             1422902860)
 304         self.assertEqual(unified_timestamp('Feb 14th 2016 5:45PM'), 1455471900)
 305         self.assertEqual(unified_timestamp('25-09-2014'), 1411603200)
 306         self.assertEqual(unified_timestamp('27.02.2016 17:30'), 1456594200)
 307         self.assertEqual(unified_timestamp('UNKNOWN DATE FORMAT'), None)
 308
 309     def test_determine_ext(self):
 310         self.assertEqual(determine_ext('http://example.com/foo/bar.mp4/?download'), 'mp4')
 311         self.assertEqual(determine_ext('http://example.com/foo/bar/?download', None), None)
 312         self.assertEqual(determine_ext('http://example.com/foo/bar.nonext/?download', None), None)
 313         self.assertEqual(determine_ext('http://example.com/foo/bar/mp4?download', None), None)
 314         self.assertEqual(determine_ext('http://example.com/foo/bar.m3u8//?download'), 'm3u8')
 315
 316     def test_find_xpath_attr(self):
 317         testxml = '''<root>
 318             <node/>
 319             <node x="a"/>
 320             <node x="a" y="c" />
 321             <node x="b" y="d" />
 322             <node x="" />
 323         </root>'''
 324         doc = compat_etree_fromstring(testxml)
 325
 326         self.assertEqual(find_xpath_attr(doc, './/fourohfour', 'n'), None)
 327         self.assertEqual(find_xpath_attr(doc, './/fourohfour', 'n', 'v'), None)
 328         self.assertEqual(find_xpath_attr(doc, './/node', 'n'), None)
 329         self.assertEqual(find_xpath_attr(doc, './/node', 'n', 'v'), None)
 330         self.assertEqual(find_xpath_attr(doc, './/node', 'x'), doc[1])
 331         self.assertEqual(find_xpath_attr(doc, './/node', 'x', 'a'), doc[1])
 332         self.assertEqual(find_xpath_attr(doc, './/node', 'x', 'b'), doc[3])
 333         self.assertEqual(find_xpath_attr(doc, './/node', 'y'), doc[2])
 334         self.assertEqual(find_xpath_attr(doc, './/node', 'y', 'c'), doc[2])
 335         self.assertEqual(find_xpath_attr(doc, './/node', 'y', 'd'), doc[3])
 336         self.assertEqual(find_xpath_attr(doc, './/node', 'x', ''), doc[4])
 337
 338     def test_xpath_with_ns(self):
 339         testxml = '''<root xmlns:media="http://example.com/">
 340             <media:song>
 341                 <media:author>The Author</media:author>
 342                 <url>http://server.com/download.mp3</url>
 343             </media:song>
 344         </root>'''
 345         doc = compat_etree_fromstring(testxml)
 346         find = lambda p: doc.find(xpath_with_ns(p, {'media': 'http://example.com/'}))
 347         self.assertTrue(find('media:song') is not None)
 348         self.assertEqual(find('media:song/media:author').text, 'The Author')
 349         self.assertEqual(find('media:song/url').text, 'http://server.com/download.mp3')
 350
 351     def test_xpath_element(self):
 352         doc = xml.etree.ElementTree.Element('root')
 353         div = xml.etree.ElementTree.SubElement(doc, 'div')
 354         p = xml.etree.ElementTree.SubElement(div, 'p')
 355         p.text = 'Foo'
 356         self.assertEqual(xpath_element(doc, 'div/p'), p)
 357         self.assertEqual(xpath_element(doc, ['div/p']), p)
 358         self.assertEqual(xpath_element(doc, ['div/bar', 'div/p']), p)
 359         self.assertEqual(xpath_element(doc, 'div/bar', default='default'), 'default')
 360         self.assertEqual(xpath_element(doc, ['div/bar'], default='default'), 'default')
 361         self.assertTrue(xpath_element(doc, 'div/bar') is None)
 362         self.assertTrue(xpath_element(doc, ['div/bar']) is None)
 363         self.assertTrue(xpath_element(doc, ['div/bar'], 'div/baz') is None)
 364         self.assertRaises(ExtractorError, xpath_element, doc, 'div/bar', fatal=True)
 365         self.assertRaises(ExtractorError, xpath_element, doc, ['div/bar'], fatal=True)
 366         self.assertRaises(ExtractorError, xpath_element, doc, ['div/bar', 'div/baz'], fatal=True)
 367
 368     def test_xpath_text(self):
 369         testxml = '''<root>
 370             <div>
 371                 <p>Foo</p>
 372             </div>
 373         </root>'''
 374         doc = compat_etree_fromstring(testxml)
 375         self.assertEqual(xpath_text(doc, 'div/p'), 'Foo')
 376         self.assertEqual(xpath_text(doc, 'div/bar', default='default'), 'default')
 377         self.assertTrue(xpath_text(doc, 'div/bar') is None)
 378         self.assertRaises(ExtractorError, xpath_text, doc, 'div/bar', fatal=True)
 379
 380     def test_xpath_attr(self):
 381         testxml = '''<root>
 382             <div>
 383                 <p x="a">Foo</p>
 384             </div>
 385         </root>'''
 386         doc = compat_etree_fromstring(testxml)
 387         self.assertEqual(xpath_attr(doc, 'div/p', 'x'), 'a')
 388         self.assertEqual(xpath_attr(doc, 'div/bar', 'x'), None)
 389         self.assertEqual(xpath_attr(doc, 'div/p', 'y'), None)
 390         self.assertEqual(xpath_attr(doc, 'div/bar', 'x', default='default'), 'default')
 391         self.assertEqual(xpath_attr(doc, 'div/p', 'y', default='default'), 'default')
 392         self.assertRaises(ExtractorError, xpath_attr, doc, 'div/bar', 'x', fatal=True)
 393         self.assertRaises(ExtractorError, xpath_attr, doc, 'div/p', 'y', fatal=True)
 394
 395     def test_smuggle_url(self):
 396         data = {"ö": "ö", "abc": [3]}
 397         url = 'https://foo.bar/baz?x=y#a'
 398         smug_url = smuggle_url(url, data)
 399         unsmug_url, unsmug_data = unsmuggle_url(smug_url)
 400         self.assertEqual(url, unsmug_url)
 401         self.assertEqual(data, unsmug_data)
 402
 403         res_url, res_data = unsmuggle_url(url)
 404         self.assertEqual(res_url, url)
 405         self.assertEqual(res_data, None)
 406
 407     def test_shell_quote(self):
 408         args = ['ffmpeg', '-i', encodeFilename('ñ€ß\'.mp4')]
 409         self.assertEqual(shell_quote(args), """ffmpeg -i 'ñ€ß'"'"'.mp4'""")
 410
 411     def test_str_to_int(self):
 412         self.assertEqual(str_to_int('123,456'), 123456)
 413         self.assertEqual(str_to_int('123.456'), 123456)
 414
 415     def test_url_basename(self):
 416         self.assertEqual(url_basename('http://foo.de/'), '')
 417         self.assertEqual(url_basename('http://foo.de/bar/baz'), 'baz')
 418         self.assertEqual(url_basename('http://foo.de/bar/baz?x=y'), 'baz')
 419         self.assertEqual(url_basename('http://foo.de/bar/baz#x=y'), 'baz')
 420         self.assertEqual(url_basename('http://foo.de/bar/baz/'), 'baz')
 421         self.assertEqual(
 422             url_basename('http://media.w3.org/2010/05/sintel/trailer.mp4'),
 423             'trailer.mp4')
 424
 425     def test_parse_duration(self):
 426         self.assertEqual(parse_duration(None), None)
 427         self.assertEqual(parse_duration(False), None)
 428         self.assertEqual(parse_duration('invalid'), None)
 429         self.assertEqual(parse_duration('1'), 1)
 430         self.assertEqual(parse_duration('1337:12'), 80232)
 431         self.assertEqual(parse_duration('9:12:43'), 33163)
 432         self.assertEqual(parse_duration('12:00'), 720)
 433         self.assertEqual(parse_duration('00:01:01'), 61)
 434         self.assertEqual(parse_duration('x:y'), None)
 435         self.assertEqual(parse_duration('3h11m53s'), 11513)
 436         self.assertEqual(parse_duration('3h 11m 53s'), 11513)
 437         self.assertEqual(parse_duration('3 hours 11 minutes 53 seconds'), 11513)
 438         self.assertEqual(parse_duration('3 hours 11 mins 53 secs'), 11513)
 439         self.assertEqual(parse_duration('62m45s'), 3765)
 440         self.assertEqual(parse_duration('6m59s'), 419)
 441         self.assertEqual(parse_duration('49s'), 49)
 442         self.assertEqual(parse_duration('0h0m0s'), 0)
 443         self.assertEqual(parse_duration('0m0s'), 0)
 444         self.assertEqual(parse_duration('0s'), 0)
 445         self.assertEqual(parse_duration('01:02:03.05'), 3723.05)
 446         self.assertEqual(parse_duration('T30M38S'), 1838)
 447         self.assertEqual(parse_duration('5 s'), 5)
 448         self.assertEqual(parse_duration('3 min'), 180)
 449         self.assertEqual(parse_duration('2.5 hours'), 9000)
 450         self.assertEqual(parse_duration('02:03:04'), 7384)
 451         self.assertEqual(parse_duration('01:02:03:04'), 93784)
 452         self.assertEqual(parse_duration('1 hour 3 minutes'), 3780)
 453         self.assertEqual(parse_duration('87 Min.'), 5220)
 454         self.assertEqual(parse_duration('PT1H0.040S'), 3600.04)
 455
 456     def test_fix_xml_ampersands(self):
 457         self.assertEqual(
 458             fix_xml_ampersands('"&x=y&z=a'), '"&amp;x=y&amp;z=a')
 459         self.assertEqual(
 460             fix_xml_ampersands('"&amp;x=y&wrong;&z=a'),
 461             '"&amp;x=y&amp;wrong;&amp;z=a')
 462         self.assertEqual(
 463             fix_xml_ampersands('&amp;&apos;&gt;&lt;&quot;'),
 464             '&amp;&apos;&gt;&lt;&quot;')
 465         self.assertEqual(
 466             fix_xml_ampersands('&#1234;&#x1abC;'), '&#1234;&#x1abC;')
 467         self.assertEqual(fix_xml_ampersands('&#&#'), '&amp;#&amp;#')
 468
 469     def test_paged_list(self):
 470         def testPL(size, pagesize, sliceargs, expected):
 471             def get_page(pagenum):
 472                 firstid = pagenum * pagesize
 473                 upto = min(size, pagenum * pagesize + pagesize)
 474                 for i in range(firstid, upto):
 475                     yield i
 476
 477             pl = OnDemandPagedList(get_page, pagesize)
 478             got = pl.getslice(*sliceargs)
 479             self.assertEqual(got, expected)
 480
 481             iapl = InAdvancePagedList(get_page, size // pagesize + 1, pagesize)
 482             got = iapl.getslice(*sliceargs)
 483             self.assertEqual(got, expected)
 484
 485         testPL(5, 2, (), [0, 1, 2, 3, 4])
 486         testPL(5, 2, (1,), [1, 2, 3, 4])
 487         testPL(5, 2, (2,), [2, 3, 4])
 488         testPL(5, 2, (4,), [4])
 489         testPL(5, 2, (0, 3), [0, 1, 2])
 490         testPL(5, 2, (1, 4), [1, 2, 3])
 491         testPL(5, 2, (2, 99), [2, 3, 4])
 492         testPL(5, 2, (20, 99), [])
 493
 494     def test_read_batch_urls(self):
 495         f = io.StringIO('''\xef\xbb\xbf foo
 496             bar\r
 497             baz
 498             # More after this line\r
 499             ; or after this
 500             bam''')
 501         self.assertEqual(read_batch_urls(f), ['foo', 'bar', 'baz', 'bam'])
 502
 503     def test_urlencode_postdata(self):
 504         data = urlencode_postdata({'username': 'foo@bar.com', 'password': '1234'})
 505         self.assertTrue(isinstance(data, bytes))
 506
 507     def test_update_url_query(self):
 508         def query_dict(url):
 509             return compat_parse_qs(compat_urlparse.urlparse(url).query)
 510         self.assertEqual(query_dict(update_url_query(
 511             'http://example.com/path', {'quality': ['HD'], 'format': ['mp4']})),
 512             query_dict('http://example.com/path?quality=HD&format=mp4'))
 513         self.assertEqual(query_dict(update_url_query(
 514             'http://example.com/path', {'system': ['LINUX', 'WINDOWS']})),
 515             query_dict('http://example.com/path?system=LINUX&system=WINDOWS'))
 516         self.assertEqual(query_dict(update_url_query(
 517             'http://example.com/path', {'fields': 'id,formats,subtitles'})),
 518             query_dict('http://example.com/path?fields=id,formats,subtitles'))
 519         self.assertEqual(query_dict(update_url_query(
 520             'http://example.com/path', {'fields': ('id,formats,subtitles', 'thumbnails')})),
 521             query_dict('http://example.com/path?fields=id,formats,subtitles&fields=thumbnails'))
 522         self.assertEqual(query_dict(update_url_query(
 523             'http://example.com/path?manifest=f4m', {'manifest': []})),
 524             query_dict('http://example.com/path'))
 525         self.assertEqual(query_dict(update_url_query(
 526             'http://example.com/path?system=LINUX&system=WINDOWS', {'system': 'LINUX'})),
 527             query_dict('http://example.com/path?system=LINUX'))
 528         self.assertEqual(query_dict(update_url_query(
 529             'http://example.com/path', {'fields': b'id,formats,subtitles'})),
 530             query_dict('http://example.com/path?fields=id,formats,subtitles'))
 531         self.assertEqual(query_dict(update_url_query(
 532             'http://example.com/path', {'width': 1080, 'height': 720})),
 533             query_dict('http://example.com/path?width=1080&height=720'))
 534         self.assertEqual(query_dict(update_url_query(
 535             'http://example.com/path', {'bitrate': 5020.43})),
 536             query_dict('http://example.com/path?bitrate=5020.43'))
 537         self.assertEqual(query_dict(update_url_query(
 538             'http://example.com/path', {'test': '第二行тест'})),
 539             query_dict('http://example.com/path?test=%E7%AC%AC%E4%BA%8C%E8%A1%8C%D1%82%D0%B5%D1%81%D1%82'))
 540
 541     def test_dict_get(self):
 542         FALSE_VALUES = {
 543             'none': None,
 544             'false': False,
 545             'zero': 0,
 546             'empty_string': '',
 547             'empty_list': [],
 548         }
 549         d = FALSE_VALUES.copy()
 550         d['a'] = 42
 551         self.assertEqual(dict_get(d, 'a'), 42)
 552         self.assertEqual(dict_get(d, 'b'), None)
 553         self.assertEqual(dict_get(d, 'b', 42), 42)
 554         self.assertEqual(dict_get(d, ('a', )), 42)
 555         self.assertEqual(dict_get(d, ('b', 'a', )), 42)
 556         self.assertEqual(dict_get(d, ('b', 'c', 'a', 'd', )), 42)
 557         self.assertEqual(dict_get(d, ('b', 'c', )), None)
 558         self.assertEqual(dict_get(d, ('b', 'c', ), 42), 42)
 559         for key, false_value in FALSE_VALUES.items():
 560             self.assertEqual(dict_get(d, ('b', 'c', key, )), None)
 561             self.assertEqual(dict_get(d, ('b', 'c', key, ), skip_false_values=False), false_value)
 562
 563     def test_encode_compat_str(self):
 564         self.assertEqual(encode_compat_str(b'\xd1\x82\xd0\xb5\xd1\x81\xd1\x82', 'utf-8'), 'тест')
 565         self.assertEqual(encode_compat_str('тест', 'utf-8'), 'тест')
 566
 567     def test_parse_iso8601(self):
 568         self.assertEqual(parse_iso8601('2014-03-23T23:04:26+0100'), 1395612266)
 569         self.assertEqual(parse_iso8601('2014-03-23T22:04:26+0000'), 1395612266)
 570         self.assertEqual(parse_iso8601('2014-03-23T22:04:26Z'), 1395612266)
 571         self.assertEqual(parse_iso8601('2014-03-23T22:04:26.1234Z'), 1395612266)
 572         self.assertEqual(parse_iso8601('2015-09-29T08:27:31.727'), 1443515251)
 573         self.assertEqual(parse_iso8601('2015-09-29T08-27-31.727'), None)
 574
 575     def test_strip_jsonp(self):
 576         stripped = strip_jsonp('cb ([ {"id":"532cb",\n\n\n"x":\n3}\n]\n);')
 577         d = json.loads(stripped)
 578         self.assertEqual(d, [{"id": "532cb", "x": 3}])
 579
 580         stripped = strip_jsonp('parseMetadata({"STATUS":"OK"})\n\n\n//epc')
 581         d = json.loads(stripped)
 582         self.assertEqual(d, {'STATUS': 'OK'})
 583
 584         stripped = strip_jsonp('ps.embedHandler({"status": "success"});')
 585         d = json.loads(stripped)
 586         self.assertEqual(d, {'status': 'success'})
 587
 588     def test_uppercase_escape(self):
 589         self.assertEqual(uppercase_escape('aä'), 'aä')
 590         self.assertEqual(uppercase_escape('\\U0001d550'), '𝕐')
 591
 592     def test_lowercase_escape(self):
 593         self.assertEqual(lowercase_escape('aä'), 'aä')
 594         self.assertEqual(lowercase_escape('\\u0026'), '&')
 595
 596     def test_limit_length(self):
 597         self.assertEqual(limit_length(None, 12), None)
 598         self.assertEqual(limit_length('foo', 12), 'foo')
 599         self.assertTrue(
 600             limit_length('foo bar baz asd', 12).startswith('foo bar'))
 601         self.assertTrue('...' in limit_length('foo bar baz asd', 12))
 602
 603     def test_escape_rfc3986(self):
 604         reserved = "!*'();:@&=+$,/?#[]"
 605         unreserved = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_.~'
 606         self.assertEqual(escape_rfc3986(reserved), reserved)
 607         self.assertEqual(escape_rfc3986(unreserved), unreserved)
 608         self.assertEqual(escape_rfc3986('тест'), '%D1%82%D0%B5%D1%81%D1%82')
 609         self.assertEqual(escape_rfc3986('%D1%82%D0%B5%D1%81%D1%82'), '%D1%82%D0%B5%D1%81%D1%82')
 610         self.assertEqual(escape_rfc3986('foo bar'), 'foo%20bar')
 611         self.assertEqual(escape_rfc3986('foo%20bar'), 'foo%20bar')
 612
 613     def test_escape_url(self):
 614         self.assertEqual(
 615             escape_url('http://wowza.imust.org/srv/vod/telemb/new/UPLOAD/UPLOAD/20224_IncendieHavré_FD.mp4'),
 616             'http://wowza.imust.org/srv/vod/telemb/new/UPLOAD/UPLOAD/20224_IncendieHavre%CC%81_FD.mp4'
 617         )
 618         self.assertEqual(
 619             escape_url('http://www.ardmediathek.de/tv/Sturm-der-Liebe/Folge-2036-Zu-Mann-und-Frau-erklärt/Das-Erste/Video?documentId=22673108&bcastId=5290'),
 620             'http://www.ardmediathek.de/tv/Sturm-der-Liebe/Folge-2036-Zu-Mann-und-Frau-erkl%C3%A4rt/Das-Erste/Video?documentId=22673108&bcastId=5290'
 621         )
 622         self.assertEqual(
 623             escape_url('http://тест.рф/фрагмент'),
 624             'http://xn--e1aybc.xn--p1ai/%D1%84%D1%80%D0%B0%D0%B3%D0%BC%D0%B5%D0%BD%D1%82'
 625         )
 626         self.assertEqual(
 627             escape_url('http://тест.рф/абв?абв=абв#абв'),
 628             'http://xn--e1aybc.xn--p1ai/%D0%B0%D0%B1%D0%B2?%D0%B0%D0%B1%D0%B2=%D0%B0%D0%B1%D0%B2#%D0%B0%D0%B1%D0%B2'
 629         )
 630         self.assertEqual(escape_url('http://vimeo.com/56015672#at=0'), 'http://vimeo.com/56015672#at=0')
 631
 632     def test_js_to_json_realworld(self):
 633         inp = '''{
 634             'clip':{'provider':'pseudo'}
 635         }'''
 636         self.assertEqual(js_to_json(inp), '''{
 637             "clip":{"provider":"pseudo"}
 638         }''')
 639         json.loads(js_to_json(inp))
 640
 641         inp = '''{
 642             'playlist':[{'controls':{'all':null}}]
 643         }'''
 644         self.assertEqual(js_to_json(inp), '''{
 645             "playlist":[{"controls":{"all":null}}]
 646         }''')
 647
 648         inp = '''"The CW\\'s \\'Crazy Ex-Girlfriend\\'"'''
 649         self.assertEqual(js_to_json(inp), '''"The CW's 'Crazy Ex-Girlfriend'"''')
 650
 651         inp = '"SAND Number: SAND 2013-7800P\\nPresenter: Tom Russo\\nHabanero Software Training - Xyce Software\\nXyce, Sandia\\u0027s"'
 652         json_code = js_to_json(inp)
 653         self.assertEqual(json.loads(json_code), json.loads(inp))
 654
 655         inp = '''{
 656             0:{src:'skipped', type: 'application/dash+xml'},
 657             1:{src:'skipped', type: 'application/vnd.apple.mpegURL'},
 658         }'''
 659         self.assertEqual(js_to_json(inp), '''{
 660             "0":{"src":"skipped", "type": "application/dash+xml"},
 661             "1":{"src":"skipped", "type": "application/vnd.apple.mpegURL"}
 662         }''')
 663
 664         inp = '''{"foo":101}'''
 665         self.assertEqual(js_to_json(inp), '''{"foo":101}''')
 666
 667     def test_js_to_json_edgecases(self):
 668         on = js_to_json("{abc_def:'1\\'\\\\2\\\\\\'3\"4'}")
 669         self.assertEqual(json.loads(on), {"abc_def": "1'\\2\\'3\"4"})
 670
 671         on = js_to_json('{"abc": true}')
 672         self.assertEqual(json.loads(on), {'abc': True})
 673
 674         # Ignore JavaScript code as well
 675         on = js_to_json('''{
 676             "x": 1,
 677             y: "a",
 678             z: some.code
 679         }''')
 680         d = json.loads(on)
 681         self.assertEqual(d['x'], 1)
 682         self.assertEqual(d['y'], 'a')
 683
 684         on = js_to_json('["abc", "def",]')
 685         self.assertEqual(json.loads(on), ['abc', 'def'])
 686
 687         on = js_to_json('{"abc": "def",}')
 688         self.assertEqual(json.loads(on), {'abc': 'def'})
 689
 690         on = js_to_json('{ 0: /* " \n */ ",]" , }')
 691         self.assertEqual(json.loads(on), {'0': ',]'})
 692
 693         on = js_to_json(r'["<p>x<\/p>"]')
 694         self.assertEqual(json.loads(on), ['<p>x</p>'])
 695
 696         on = js_to_json(r'["\xaa"]')
 697         self.assertEqual(json.loads(on), ['\u00aa'])
 698
 699         on = js_to_json("['a\\\nb']")
 700         self.assertEqual(json.loads(on), ['ab'])
 701
 702         on = js_to_json('{0xff:0xff}')
 703         self.assertEqual(json.loads(on), {'255': 255})
 704
 705         on = js_to_json('{077:077}')
 706         self.assertEqual(json.loads(on), {'63': 63})
 707
 708         on = js_to_json('{42:42}')
 709         self.assertEqual(json.loads(on), {'42': 42})
 710
 711     def test_extract_attributes(self):
 712         self.assertEqual(extract_attributes('<e x="y">'), {'x': 'y'})
 713         self.assertEqual(extract_attributes("<e x='y'>"), {'x': 'y'})
 714         self.assertEqual(extract_attributes('<e x=y>'), {'x': 'y'})
 715         self.assertEqual(extract_attributes('<e x="a \'b\' c">'), {'x': "a 'b' c"})
 716         self.assertEqual(extract_attributes('<e x=\'a "b" c\'>'), {'x': 'a "b" c'})
 717         self.assertEqual(extract_attributes('<e x="&#121;">'), {'x': 'y'})
 718         self.assertEqual(extract_attributes('<e x="&#x79;">'), {'x': 'y'})
 719         self.assertEqual(extract_attributes('<e x="&amp;">'), {'x': '&'})  # XML
 720         self.assertEqual(extract_attributes('<e x="&quot;">'), {'x': '"'})
 721         self.assertEqual(extract_attributes('<e x="&pound;">'), {'x': '£'})  # HTML 3.2
 722         self.assertEqual(extract_attributes('<e x="&lambda;">'), {'x': 'λ'})  # HTML 4.0
 723         self.assertEqual(extract_attributes('<e x="&foo">'), {'x': '&foo'})
 724         self.assertEqual(extract_attributes('<e x="\'">'), {'x': "'"})
 725         self.assertEqual(extract_attributes('<e x=\'"\'>'), {'x': '"'})
 726         self.assertEqual(extract_attributes('<e x >'), {'x': None})
 727         self.assertEqual(extract_attributes('<e x=y a>'), {'x': 'y', 'a': None})
 728         self.assertEqual(extract_attributes('<e x= y>'), {'x': 'y'})
 729         self.assertEqual(extract_attributes('<e x=1 y=2 x=3>'), {'y': '2', 'x': '3'})
 730         self.assertEqual(extract_attributes('<e \nx=\ny\n>'), {'x': 'y'})
 731         self.assertEqual(extract_attributes('<e \nx=\n"y"\n>'), {'x': 'y'})
 732         self.assertEqual(extract_attributes("<e \nx=\n'y'\n>"), {'x': 'y'})
 733         self.assertEqual(extract_attributes('<e \nx="\ny\n">'), {'x': '\ny\n'})
 734         self.assertEqual(extract_attributes('<e CAPS=x>'), {'caps': 'x'})  # Names lowercased
 735         self.assertEqual(extract_attributes('<e x=1 X=2>'), {'x': '2'})
 736         self.assertEqual(extract_attributes('<e X=1 x=2>'), {'x': '2'})
 737         self.assertEqual(extract_attributes('<e _:funny-name1=1>'), {'_:funny-name1': '1'})
 738         self.assertEqual(extract_attributes('<e x="Fáilte 世界 \U0001f600">'), {'x': 'Fáilte 世界 \U0001f600'})
 739         self.assertEqual(extract_attributes('<e x="décompose&#769;">'), {'x': 'décompose\u0301'})
 740         # "Narrow" Python builds don't support unicode code points outside BMP.
 741         try:
 742             compat_chr(0x10000)
 743             supports_outside_bmp = True
 744         except ValueError:
 745             supports_outside_bmp = False
 746         if supports_outside_bmp:
 747             self.assertEqual(extract_attributes('<e x="Smile &#128512;!">'), {'x': 'Smile \U0001f600!'})
 748
 749     def test_clean_html(self):
 750         self.assertEqual(clean_html('a:\nb'), 'a: b')
 751         self.assertEqual(clean_html('a:\n   "b"'), 'a:    "b"')
 752
 753     def test_intlist_to_bytes(self):
 754         self.assertEqual(
 755             intlist_to_bytes([0, 1, 127, 128, 255]),
 756             b'\x00\x01\x7f\x80\xff')
 757
 758     def test_args_to_str(self):
 759         self.assertEqual(
 760             args_to_str(['foo', 'ba/r', '-baz', '2 be', '']),
 761             'foo ba/r -baz \'2 be\' \'\''
 762         )
 763
 764     def test_parse_filesize(self):
 765         self.assertEqual(parse_filesize(None), None)
 766         self.assertEqual(parse_filesize(''), None)
 767         self.assertEqual(parse_filesize('91 B'), 91)
 768         self.assertEqual(parse_filesize('foobar'), None)
 769         self.assertEqual(parse_filesize('2 MiB'), 2097152)
 770         self.assertEqual(parse_filesize('5 GB'), 5000000000)
 771         self.assertEqual(parse_filesize('1.2Tb'), 1200000000000)
 772         self.assertEqual(parse_filesize('1,24 KB'), 1240)
 773
 774     def test_parse_count(self):
 775         self.assertEqual(parse_count(None), None)
 776         self.assertEqual(parse_count(''), None)
 777         self.assertEqual(parse_count('0'), 0)
 778         self.assertEqual(parse_count('1000'), 1000)
 779         self.assertEqual(parse_count('1.000'), 1000)
 780         self.assertEqual(parse_count('1.1k'), 1100)
 781         self.assertEqual(parse_count('1.1kk'), 1100000)
 782         self.assertEqual(parse_count('1.1kk '), 1100000)
 783         self.assertEqual(parse_count('1.1kk views'), 1100000)
 784
 785     def test_version_tuple(self):
 786         self.assertEqual(version_tuple('1'), (1,))
 787         self.assertEqual(version_tuple('10.23.344'), (10, 23, 344))
 788         self.assertEqual(version_tuple('10.1-6'), (10, 1, 6))  # avconv style
 789
 790     def test_detect_exe_version(self):
 791         self.assertEqual(detect_exe_version('''ffmpeg version 1.2.1
 792 built on May 27 2013 08:37:26 with gcc 4.7 (Debian 4.7.3-4)
 793 configuration: --prefix=/usr --extra-'''), '1.2.1')
 794         self.assertEqual(detect_exe_version('''ffmpeg version N-63176-g1fb4685
 795 built on May 15 2014 22:09:06 with gcc 4.8.2 (GCC)'''), 'N-63176-g1fb4685')
 796         self.assertEqual(detect_exe_version('''X server found. dri2 connection failed!
 797 Trying to open render node...
 798 Success at /dev/dri/renderD128.
 799 ffmpeg version 2.4.4 Copyright (c) 2000-2014 the FFmpeg ...'''), '2.4.4')
 800
 801     def test_age_restricted(self):
 802         self.assertFalse(age_restricted(None, 10))  # unrestricted content
 803         self.assertFalse(age_restricted(1, None))  # unrestricted policy
 804         self.assertFalse(age_restricted(8, 10))
 805         self.assertTrue(age_restricted(18, 14))
 806         self.assertFalse(age_restricted(18, 18))
 807
 808     def test_is_html(self):
 809         self.assertFalse(is_html(b'\x49\x44\x43<html'))
 810         self.assertTrue(is_html(b'<!DOCTYPE foo>\xaaa'))
 811         self.assertTrue(is_html(  # UTF-8 with BOM
 812             b'\xef\xbb\xbf<!DOCTYPE foo>\xaaa'))
 813         self.assertTrue(is_html(  # UTF-16-LE
 814             b'\xff\xfe<\x00h\x00t\x00m\x00l\x00>\x00\xe4\x00'
 815         ))
 816         self.assertTrue(is_html(  # UTF-16-BE
 817             b'\xfe\xff\x00<\x00h\x00t\x00m\x00l\x00>\x00\xe4'
 818         ))
 819         self.assertTrue(is_html(  # UTF-32-BE
 820             b'\x00\x00\xFE\xFF\x00\x00\x00<\x00\x00\x00h\x00\x00\x00t\x00\x00\x00m\x00\x00\x00l\x00\x00\x00>\x00\x00\x00\xe4'))
 821         self.assertTrue(is_html(  # UTF-32-LE
 822             b'\xFF\xFE\x00\x00<\x00\x00\x00h\x00\x00\x00t\x00\x00\x00m\x00\x00\x00l\x00\x00\x00>\x00\x00\x00\xe4\x00\x00\x00'))
 823
 824     def test_render_table(self):
 825         self.assertEqual(
 826             render_table(
 827                 ['a', 'bcd'],
 828                 [[123, 4], [9999, 51]]),
 829             'a    bcd\n'
 830             '123  4\n'
 831             '9999 51')
 832
 833     def test_match_str(self):
 834         self.assertRaises(ValueError, match_str, 'xy>foobar', {})
 835         self.assertFalse(match_str('xy', {'x': 1200}))
 836         self.assertTrue(match_str('!xy', {'x': 1200}))
 837         self.assertTrue(match_str('x', {'x': 1200}))
 838         self.assertFalse(match_str('!x', {'x': 1200}))
 839         self.assertTrue(match_str('x', {'x': 0}))
 840         self.assertFalse(match_str('x>0', {'x': 0}))
 841         self.assertFalse(match_str('x>0', {}))
 842         self.assertTrue(match_str('x>?0', {}))
 843         self.assertTrue(match_str('x>1K', {'x': 1200}))
 844         self.assertFalse(match_str('x>2K', {'x': 1200}))
 845         self.assertTrue(match_str('x>=1200 & x < 1300', {'x': 1200}))
 846         self.assertFalse(match_str('x>=1100 & x < 1200', {'x': 1200}))
 847         self.assertFalse(match_str('y=a212', {'y': 'foobar42'}))
 848         self.assertTrue(match_str('y=foobar42', {'y': 'foobar42'}))
 849         self.assertFalse(match_str('y!=foobar42', {'y': 'foobar42'}))
 850         self.assertTrue(match_str('y!=foobar2', {'y': 'foobar42'}))
 851         self.assertFalse(match_str(
 852             'like_count > 100 & dislike_count <? 50 & description',
 853             {'like_count': 90, 'description': 'foo'}))
 854         self.assertTrue(match_str(
 855             'like_count > 100 & dislike_count <? 50 & description',
 856             {'like_count': 190, 'description': 'foo'}))
 857         self.assertFalse(match_str(
 858             'like_count > 100 & dislike_count <? 50 & description',
 859             {'like_count': 190, 'dislike_count': 60, 'description': 'foo'}))
 860         self.assertFalse(match_str(
 861             'like_count > 100 & dislike_count <? 50 & description',
 862             {'like_count': 190, 'dislike_count': 10}))
 863
 864     def test_parse_dfxp_time_expr(self):
 865         self.assertEqual(parse_dfxp_time_expr(None), None)
 866         self.assertEqual(parse_dfxp_time_expr(''), None)
 867         self.assertEqual(parse_dfxp_time_expr('0.1'), 0.1)
 868         self.assertEqual(parse_dfxp_time_expr('0.1s'), 0.1)
 869         self.assertEqual(parse_dfxp_time_expr('00:00:01'), 1.0)
 870         self.assertEqual(parse_dfxp_time_expr('00:00:01.100'), 1.1)
 871         self.assertEqual(parse_dfxp_time_expr('00:00:01:100'), 1.1)
 872
 873     def test_dfxp2srt(self):
 874         dfxp_data = '''<?xml version="1.0" encoding="UTF-8"?>
 875             <tt xmlns="http://www.w3.org/ns/ttml" xml:lang="en" xmlns:tts="http://www.w3.org/ns/ttml#parameter">
 876             <body>
 877                 <div xml:lang="en">
 878                     <p begin="0" end="1">The following line contains Chinese characters and special symbols</p>
 879                     <p begin="1" end="2">第二行<br/>♪♪</p>
 880                     <p begin="2" dur="1"><span>Third<br/>Line</span></p>
 881                     <p begin="3" end="-1">Lines with invalid timestamps are ignored</p>
 882                     <p begin="-1" end="-1">Ignore, two</p>
 883                     <p begin="3" dur="-1">Ignored, three</p>
 884                 </div>
 885             </body>
 886             </tt>'''
 887         srt_data = '''1
 888 00:00:00,000 --> 00:00:01,000
 889 The following line contains Chinese characters and special symbols
 890
 891 2
 892 00:00:01,000 --> 00:00:02,000
 893 第二行
 894 ♪♪
 895
 896 3
 897 00:00:02,000 --> 00:00:03,000
 898 Third
 899 Line
 900
 901 '''
 902         self.assertEqual(dfxp2srt(dfxp_data), srt_data)
 903
 904         dfxp_data_no_default_namespace = '''<?xml version="1.0" encoding="UTF-8"?>
 905             <tt xml:lang="en" xmlns:tts="http://www.w3.org/ns/ttml#parameter">
 906             <body>
 907                 <div xml:lang="en">
 908                     <p begin="0" end="1">The first line</p>
 909                 </div>
 910             </body>
 911             </tt>'''
 912         srt_data = '''1
 913 00:00:00,000 --> 00:00:01,000
 914 The first line
 915
 916 '''
 917         self.assertEqual(dfxp2srt(dfxp_data_no_default_namespace), srt_data)
 918
 919     def test_cli_option(self):
 920         self.assertEqual(cli_option({'proxy': '127.0.0.1:3128'}, '--proxy', 'proxy'), ['--proxy', '127.0.0.1:3128'])
 921         self.assertEqual(cli_option({'proxy': None}, '--proxy', 'proxy'), [])
 922         self.assertEqual(cli_option({}, '--proxy', 'proxy'), [])
 923
 924     def test_cli_valueless_option(self):
 925         self.assertEqual(cli_valueless_option(
 926             {'downloader': 'external'}, '--external-downloader', 'downloader', 'external'), ['--external-downloader'])
 927         self.assertEqual(cli_valueless_option(
 928             {'downloader': 'internal'}, '--external-downloader', 'downloader', 'external'), [])
 929         self.assertEqual(cli_valueless_option(
 930             {'nocheckcertificate': True}, '--no-check-certificate', 'nocheckcertificate'), ['--no-check-certificate'])
 931         self.assertEqual(cli_valueless_option(
 932             {'nocheckcertificate': False}, '--no-check-certificate', 'nocheckcertificate'), [])
 933         self.assertEqual(cli_valueless_option(
 934             {'checkcertificate': True}, '--no-check-certificate', 'checkcertificate', False), [])
 935         self.assertEqual(cli_valueless_option(
 936             {'checkcertificate': False}, '--no-check-certificate', 'checkcertificate', False), ['--no-check-certificate'])
 937
 938     def test_cli_bool_option(self):
 939         self.assertEqual(
 940             cli_bool_option(
 941                 {'nocheckcertificate': True}, '--no-check-certificate', 'nocheckcertificate'),
 942             ['--no-check-certificate', 'true'])
 943         self.assertEqual(
 944             cli_bool_option(
 945                 {'nocheckcertificate': True}, '--no-check-certificate', 'nocheckcertificate', separator='='),
 946             ['--no-check-certificate=true'])
 947         self.assertEqual(
 948             cli_bool_option(
 949                 {'nocheckcertificate': True}, '--check-certificate', 'nocheckcertificate', 'false', 'true'),
 950             ['--check-certificate', 'false'])
 951         self.assertEqual(
 952             cli_bool_option(
 953                 {'nocheckcertificate': True}, '--check-certificate', 'nocheckcertificate', 'false', 'true', '='),
 954             ['--check-certificate=false'])
 955         self.assertEqual(
 956             cli_bool_option(
 957                 {'nocheckcertificate': False}, '--check-certificate', 'nocheckcertificate', 'false', 'true'),
 958             ['--check-certificate', 'true'])
 959         self.assertEqual(
 960             cli_bool_option(
 961                 {'nocheckcertificate': False}, '--check-certificate', 'nocheckcertificate', 'false', 'true', '='),
 962             ['--check-certificate=true'])
 963
 964     def test_ohdave_rsa_encrypt(self):
 965         N = 0xab86b6371b5318aaa1d3c9e612a9f1264f372323c8c0f19875b5fc3b3fd3afcc1e5bec527aa94bfa85bffc157e4245aebda05389a5357b75115ac94f074aefcd
 966         e = 65537
 967
 968         self.assertEqual(
 969             ohdave_rsa_encrypt(b'aa111222', e, N),
 970             '726664bd9a23fd0c70f9f1b84aab5e3905ce1e45a584e9cbcf9bcc7510338fc1986d6c599ff990d923aa43c51c0d9013cd572e13bc58f4ae48f2ed8c0b0ba881')
 971
 972     def test_encode_base_n(self):
 973         self.assertEqual(encode_base_n(0, 30), '0')
 974         self.assertEqual(encode_base_n(80, 30), '2k')
 975
 976         custom_table = '9876543210ZYXWVUTSRQPONMLKJIHGFEDCBA'
 977         self.assertEqual(encode_base_n(0, 30, custom_table), '9')
 978         self.assertEqual(encode_base_n(80, 30, custom_table), '7P')
 979
 980         self.assertRaises(ValueError, encode_base_n, 0, 70)
 981         self.assertRaises(ValueError, encode_base_n, 0, 60, custom_table)
 982
 983 if __name__ == '__main__':
 984     unittest.main()