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     DateRange,
  24     detect_exe_version,
  25     determine_ext,
  26     dict_get,
  27     encode_compat_str,
  28     encodeFilename,
  29     escape_rfc3986,
  30     escape_url,
  31     ExtractorError,
  32     find_xpath_attr,
  33     fix_xml_ampersands,
  34     InAdvancePagedList,
  35     intlist_to_bytes,
  36     is_html,
  37     js_to_json,
  38     limit_length,
  39     ohdave_rsa_encrypt,
  40     OnDemandPagedList,
  41     orderedSet,
  42     parse_duration,
  43     parse_filesize,
  44     parse_iso8601,
  45     read_batch_urls,
  46     sanitize_filename,
  47     sanitize_path,
  48     prepend_extension,
  49     replace_extension,
  50     remove_quotes,
  51     shell_quote,
  52     smuggle_url,
  53     str_to_int,
  54     strip_jsonp,
  55     struct_unpack,
  56     timeconvert,
  57     unescapeHTML,
  58     unified_strdate,
  59     unsmuggle_url,
  60     uppercase_escape,
  61     lowercase_escape,
  62     url_basename,
  63     urlencode_postdata,
  64     update_url_query,
  65     version_tuple,
  66     xpath_with_ns,
  67     xpath_element,
  68     xpath_text,
  69     xpath_attr,
  70     render_table,
  71     match_str,
  72     parse_dfxp_time_expr,
  73     dfxp2srt,
  74     cli_option,
  75     cli_valueless_option,
  76     cli_bool_option,
  77 )
  78 from youtube_dl.compat import (
  79     compat_etree_fromstring,
  80     compat_urlparse,
  81     compat_parse_qs,
  82 )
  83
  84
  85 class TestUtil(unittest.TestCase):
  86     def test_timeconvert(self):
  87         self.assertTrue(timeconvert('') is None)
  88         self.assertTrue(timeconvert('bougrg') is None)
  89
  90     def test_sanitize_filename(self):
  91         self.assertEqual(sanitize_filename('abc'), 'abc')
  92         self.assertEqual(sanitize_filename('abc_d-e'), 'abc_d-e')
  93
  94         self.assertEqual(sanitize_filename('123'), '123')
  95
  96         self.assertEqual('abc_de', sanitize_filename('abc/de'))
  97         self.assertFalse('/' in sanitize_filename('abc/de///'))
  98
  99         self.assertEqual('abc_de', sanitize_filename('abc/<>\\*|de'))
 100         self.assertEqual('xxx', sanitize_filename('xxx/<>\\*|'))
 101         self.assertEqual('yes no', sanitize_filename('yes? no'))
 102         self.assertEqual('this - that', sanitize_filename('this: that'))
 103
 104         self.assertEqual(sanitize_filename('AT&T'), 'AT&T')
 105         aumlaut = 'ä'
 106         self.assertEqual(sanitize_filename(aumlaut), aumlaut)
 107         tests = '\u043a\u0438\u0440\u0438\u043b\u043b\u0438\u0446\u0430'
 108         self.assertEqual(sanitize_filename(tests), tests)
 109
 110         self.assertEqual(
 111             sanitize_filename('New World record at 0:12:34'),
 112             'New World record at 0_12_34')
 113
 114         self.assertEqual(sanitize_filename('--gasdgf'), '_-gasdgf')
 115         self.assertEqual(sanitize_filename('--gasdgf', is_id=True), '--gasdgf')
 116         self.assertEqual(sanitize_filename('.gasdgf'), 'gasdgf')
 117         self.assertEqual(sanitize_filename('.gasdgf', is_id=True), '.gasdgf')
 118
 119         forbidden = '"\0\\/'
 120         for fc in forbidden:
 121             for fbc in forbidden:
 122                 self.assertTrue(fbc not in sanitize_filename(fc))
 123
 124     def test_sanitize_filename_restricted(self):
 125         self.assertEqual(sanitize_filename('abc', restricted=True), 'abc')
 126         self.assertEqual(sanitize_filename('abc_d-e', restricted=True), 'abc_d-e')
 127
 128         self.assertEqual(sanitize_filename('123', restricted=True), '123')
 129
 130         self.assertEqual('abc_de', sanitize_filename('abc/de', restricted=True))
 131         self.assertFalse('/' in sanitize_filename('abc/de///', restricted=True))
 132
 133         self.assertEqual('abc_de', sanitize_filename('abc/<>\\*|de', restricted=True))
 134         self.assertEqual('xxx', sanitize_filename('xxx/<>\\*|', restricted=True))
 135         self.assertEqual('yes_no', sanitize_filename('yes? no', restricted=True))
 136         self.assertEqual('this_-_that', sanitize_filename('this: that', restricted=True))
 137
 138         tests = 'a\xe4b\u4e2d\u56fd\u7684c'
 139         self.assertEqual(sanitize_filename(tests, restricted=True), 'a_b_c')
 140         self.assertTrue(sanitize_filename('\xf6', restricted=True) != '')  # No empty filename
 141
 142         forbidden = '"\0\\/&!: \'\t\n()[]{}$;`^,#'
 143         for fc in forbidden:
 144             for fbc in forbidden:
 145                 self.assertTrue(fbc not in sanitize_filename(fc, restricted=True))
 146
 147         # Handle a common case more neatly
 148         self.assertEqual(sanitize_filename('\u5927\u58f0\u5e26 - Song', restricted=True), 'Song')
 149         self.assertEqual(sanitize_filename('\u603b\u7edf: Speech', restricted=True), 'Speech')
 150         # .. but make sure the file name is never empty
 151         self.assertTrue(sanitize_filename('-', restricted=True) != '')
 152         self.assertTrue(sanitize_filename(':', restricted=True) != '')
 153
 154     def test_sanitize_ids(self):
 155         self.assertEqual(sanitize_filename('_n_cd26wFpw', is_id=True), '_n_cd26wFpw')
 156         self.assertEqual(sanitize_filename('_BD_eEpuzXw', is_id=True), '_BD_eEpuzXw')
 157         self.assertEqual(sanitize_filename('N0Y__7-UOdI', is_id=True), 'N0Y__7-UOdI')
 158
 159     def test_sanitize_path(self):
 160         if sys.platform != 'win32':
 161             return
 162
 163         self.assertEqual(sanitize_path('abc'), 'abc')
 164         self.assertEqual(sanitize_path('abc/def'), 'abc\\def')
 165         self.assertEqual(sanitize_path('abc\\def'), 'abc\\def')
 166         self.assertEqual(sanitize_path('abc|def'), 'abc#def')
 167         self.assertEqual(sanitize_path('<>:"|?*'), '#######')
 168         self.assertEqual(sanitize_path('C:/abc/def'), 'C:\\abc\\def')
 169         self.assertEqual(sanitize_path('C?:/abc/def'), 'C##\\abc\\def')
 170
 171         self.assertEqual(sanitize_path('\\\\?\\UNC\\ComputerName\\abc'), '\\\\?\\UNC\\ComputerName\\abc')
 172         self.assertEqual(sanitize_path('\\\\?\\UNC/ComputerName/abc'), '\\\\?\\UNC\\ComputerName\\abc')
 173
 174         self.assertEqual(sanitize_path('\\\\?\\C:\\abc'), '\\\\?\\C:\\abc')
 175         self.assertEqual(sanitize_path('\\\\?\\C:/abc'), '\\\\?\\C:\\abc')
 176         self.assertEqual(sanitize_path('\\\\?\\C:\\ab?c\\de:f'), '\\\\?\\C:\\ab#c\\de#f')
 177         self.assertEqual(sanitize_path('\\\\?\\C:\\abc'), '\\\\?\\C:\\abc')
 178
 179         self.assertEqual(
 180             sanitize_path('youtube/%(uploader)s/%(autonumber)s-%(title)s-%(upload_date)s.%(ext)s'),
 181             'youtube\\%(uploader)s\\%(autonumber)s-%(title)s-%(upload_date)s.%(ext)s')
 182
 183         self.assertEqual(
 184             sanitize_path('youtube/TheWreckingYard ./00001-Not bad, Especially for Free! (1987 Yamaha 700)-20141116.mp4.part'),
 185             'youtube\\TheWreckingYard #\\00001-Not bad, Especially for Free! (1987 Yamaha 700)-20141116.mp4.part')
 186         self.assertEqual(sanitize_path('abc/def...'), 'abc\\def..#')
 187         self.assertEqual(sanitize_path('abc.../def'), 'abc..#\\def')
 188         self.assertEqual(sanitize_path('abc.../def...'), 'abc..#\\def..#')
 189
 190         self.assertEqual(sanitize_path('../abc'), '..\\abc')
 191         self.assertEqual(sanitize_path('../../abc'), '..\\..\\abc')
 192         self.assertEqual(sanitize_path('./abc'), 'abc')
 193         self.assertEqual(sanitize_path('./../abc'), '..\\abc')
 194
 195     def test_prepend_extension(self):
 196         self.assertEqual(prepend_extension('abc.ext', 'temp'), 'abc.temp.ext')
 197         self.assertEqual(prepend_extension('abc.ext', 'temp', 'ext'), 'abc.temp.ext')
 198         self.assertEqual(prepend_extension('abc.unexpected_ext', 'temp', 'ext'), 'abc.unexpected_ext.temp')
 199         self.assertEqual(prepend_extension('abc', 'temp'), 'abc.temp')
 200         self.assertEqual(prepend_extension('.abc', 'temp'), '.abc.temp')
 201         self.assertEqual(prepend_extension('.abc.ext', 'temp'), '.abc.temp.ext')
 202
 203     def test_replace_extension(self):
 204         self.assertEqual(replace_extension('abc.ext', 'temp'), 'abc.temp')
 205         self.assertEqual(replace_extension('abc.ext', 'temp', 'ext'), 'abc.temp')
 206         self.assertEqual(replace_extension('abc.unexpected_ext', 'temp', 'ext'), 'abc.unexpected_ext.temp')
 207         self.assertEqual(replace_extension('abc', 'temp'), 'abc.temp')
 208         self.assertEqual(replace_extension('.abc', 'temp'), '.abc.temp')
 209         self.assertEqual(replace_extension('.abc.ext', 'temp'), '.abc.temp')
 210
 211     def test_remove_quotes(self):
 212         self.assertEqual(remove_quotes(None), None)
 213         self.assertEqual(remove_quotes('"'), '"')
 214         self.assertEqual(remove_quotes("'"), "'")
 215         self.assertEqual(remove_quotes(';'), ';')
 216         self.assertEqual(remove_quotes('";'), '";')
 217         self.assertEqual(remove_quotes('""'), '')
 218         self.assertEqual(remove_quotes('";"'), ';')
 219
 220     def test_ordered_set(self):
 221         self.assertEqual(orderedSet([1, 1, 2, 3, 4, 4, 5, 6, 7, 3, 5]), [1, 2, 3, 4, 5, 6, 7])
 222         self.assertEqual(orderedSet([]), [])
 223         self.assertEqual(orderedSet([1]), [1])
 224         # keep the list ordered
 225         self.assertEqual(orderedSet([135, 1, 1, 1]), [135, 1])
 226
 227     def test_unescape_html(self):
 228         self.assertEqual(unescapeHTML('%20;'), '%20;')
 229         self.assertEqual(unescapeHTML('&#x2F;'), '/')
 230         self.assertEqual(unescapeHTML('&#47;'), '/')
 231         self.assertEqual(unescapeHTML('&eacute;'), 'é')
 232         self.assertEqual(unescapeHTML('&#2013266066;'), '&#2013266066;')
 233
 234     def test_daterange(self):
 235         _20century = DateRange("19000101", "20000101")
 236         self.assertFalse("17890714" in _20century)
 237         _ac = DateRange("00010101")
 238         self.assertTrue("19690721" in _ac)
 239         _firstmilenium = DateRange(end="10000101")
 240         self.assertTrue("07110427" in _firstmilenium)
 241
 242     def test_unified_dates(self):
 243         self.assertEqual(unified_strdate('December 21, 2010'), '20101221')
 244         self.assertEqual(unified_strdate('8/7/2009'), '20090708')
 245         self.assertEqual(unified_strdate('Dec 14, 2012'), '20121214')
 246         self.assertEqual(unified_strdate('2012/10/11 01:56:38 +0000'), '20121011')
 247         self.assertEqual(unified_strdate('1968 12 10'), '19681210')
 248         self.assertEqual(unified_strdate('1968-12-10'), '19681210')
 249         self.assertEqual(unified_strdate('28/01/2014 21:00:00 +0100'), '20140128')
 250         self.assertEqual(
 251             unified_strdate('11/26/2014 11:30:00 AM PST', day_first=False),
 252             '20141126')
 253         self.assertEqual(
 254             unified_strdate('2/2/2015 6:47:40 PM', day_first=False),
 255             '20150202')
 256         self.assertEqual(unified_strdate('Feb 14th 2016 5:45PM'), '20160214')
 257         self.assertEqual(unified_strdate('25-09-2014'), '20140925')
 258         self.assertEqual(unified_strdate('UNKNOWN DATE FORMAT'), None)
 259
 260     def test_determine_ext(self):
 261         self.assertEqual(determine_ext('http://example.com/foo/bar.mp4/?download'), 'mp4')
 262         self.assertEqual(determine_ext('http://example.com/foo/bar/?download', None), None)
 263         self.assertEqual(determine_ext('http://example.com/foo/bar.nonext/?download', None), None)
 264         self.assertEqual(determine_ext('http://example.com/foo/bar/mp4?download', None), None)
 265         self.assertEqual(determine_ext('http://example.com/foo/bar.m3u8//?download'), 'm3u8')
 266
 267     def test_find_xpath_attr(self):
 268         testxml = '''<root>
 269             <node/>
 270             <node x="a"/>
 271             <node x="a" y="c" />
 272             <node x="b" y="d" />
 273             <node x="" />
 274         </root>'''
 275         doc = compat_etree_fromstring(testxml)
 276
 277         self.assertEqual(find_xpath_attr(doc, './/fourohfour', 'n'), None)
 278         self.assertEqual(find_xpath_attr(doc, './/fourohfour', 'n', 'v'), None)
 279         self.assertEqual(find_xpath_attr(doc, './/node', 'n'), None)
 280         self.assertEqual(find_xpath_attr(doc, './/node', 'n', 'v'), None)
 281         self.assertEqual(find_xpath_attr(doc, './/node', 'x'), doc[1])
 282         self.assertEqual(find_xpath_attr(doc, './/node', 'x', 'a'), doc[1])
 283         self.assertEqual(find_xpath_attr(doc, './/node', 'x', 'b'), doc[3])
 284         self.assertEqual(find_xpath_attr(doc, './/node', 'y'), doc[2])
 285         self.assertEqual(find_xpath_attr(doc, './/node', 'y', 'c'), doc[2])
 286         self.assertEqual(find_xpath_attr(doc, './/node', 'y', 'd'), doc[3])
 287         self.assertEqual(find_xpath_attr(doc, './/node', 'x', ''), doc[4])
 288
 289     def test_xpath_with_ns(self):
 290         testxml = '''<root xmlns:media="http://example.com/">
 291             <media:song>
 292                 <media:author>The Author</media:author>
 293                 <url>http://server.com/download.mp3</url>
 294             </media:song>
 295         </root>'''
 296         doc = compat_etree_fromstring(testxml)
 297         find = lambda p: doc.find(xpath_with_ns(p, {'media': 'http://example.com/'}))
 298         self.assertTrue(find('media:song') is not None)
 299         self.assertEqual(find('media:song/media:author').text, 'The Author')
 300         self.assertEqual(find('media:song/url').text, 'http://server.com/download.mp3')
 301
 302     def test_xpath_element(self):
 303         doc = xml.etree.ElementTree.Element('root')
 304         div = xml.etree.ElementTree.SubElement(doc, 'div')
 305         p = xml.etree.ElementTree.SubElement(div, 'p')
 306         p.text = 'Foo'
 307         self.assertEqual(xpath_element(doc, 'div/p'), p)
 308         self.assertEqual(xpath_element(doc, ['div/p']), p)
 309         self.assertEqual(xpath_element(doc, ['div/bar', 'div/p']), p)
 310         self.assertEqual(xpath_element(doc, 'div/bar', default='default'), 'default')
 311         self.assertEqual(xpath_element(doc, ['div/bar'], default='default'), 'default')
 312         self.assertTrue(xpath_element(doc, 'div/bar') is None)
 313         self.assertTrue(xpath_element(doc, ['div/bar']) is None)
 314         self.assertTrue(xpath_element(doc, ['div/bar'], 'div/baz') is None)
 315         self.assertRaises(ExtractorError, xpath_element, doc, 'div/bar', fatal=True)
 316         self.assertRaises(ExtractorError, xpath_element, doc, ['div/bar'], fatal=True)
 317         self.assertRaises(ExtractorError, xpath_element, doc, ['div/bar', 'div/baz'], fatal=True)
 318
 319     def test_xpath_text(self):
 320         testxml = '''<root>
 321             <div>
 322                 <p>Foo</p>
 323             </div>
 324         </root>'''
 325         doc = compat_etree_fromstring(testxml)
 326         self.assertEqual(xpath_text(doc, 'div/p'), 'Foo')
 327         self.assertEqual(xpath_text(doc, 'div/bar', default='default'), 'default')
 328         self.assertTrue(xpath_text(doc, 'div/bar') is None)
 329         self.assertRaises(ExtractorError, xpath_text, doc, 'div/bar', fatal=True)
 330
 331     def test_xpath_attr(self):
 332         testxml = '''<root>
 333             <div>
 334                 <p x="a">Foo</p>
 335             </div>
 336         </root>'''
 337         doc = compat_etree_fromstring(testxml)
 338         self.assertEqual(xpath_attr(doc, 'div/p', 'x'), 'a')
 339         self.assertEqual(xpath_attr(doc, 'div/bar', 'x'), None)
 340         self.assertEqual(xpath_attr(doc, 'div/p', 'y'), None)
 341         self.assertEqual(xpath_attr(doc, 'div/bar', 'x', default='default'), 'default')
 342         self.assertEqual(xpath_attr(doc, 'div/p', 'y', default='default'), 'default')
 343         self.assertRaises(ExtractorError, xpath_attr, doc, 'div/bar', 'x', fatal=True)
 344         self.assertRaises(ExtractorError, xpath_attr, doc, 'div/p', 'y', fatal=True)
 345
 346     def test_smuggle_url(self):
 347         data = {"ö": "ö", "abc": [3]}
 348         url = 'https://foo.bar/baz?x=y#a'
 349         smug_url = smuggle_url(url, data)
 350         unsmug_url, unsmug_data = unsmuggle_url(smug_url)
 351         self.assertEqual(url, unsmug_url)
 352         self.assertEqual(data, unsmug_data)
 353
 354         res_url, res_data = unsmuggle_url(url)
 355         self.assertEqual(res_url, url)
 356         self.assertEqual(res_data, None)
 357
 358     def test_shell_quote(self):
 359         args = ['ffmpeg', '-i', encodeFilename('ñ€ß\'.mp4')]
 360         self.assertEqual(shell_quote(args), """ffmpeg -i 'ñ€ß'"'"'.mp4'""")
 361
 362     def test_str_to_int(self):
 363         self.assertEqual(str_to_int('123,456'), 123456)
 364         self.assertEqual(str_to_int('123.456'), 123456)
 365
 366     def test_url_basename(self):
 367         self.assertEqual(url_basename('http://foo.de/'), '')
 368         self.assertEqual(url_basename('http://foo.de/bar/baz'), 'baz')
 369         self.assertEqual(url_basename('http://foo.de/bar/baz?x=y'), 'baz')
 370         self.assertEqual(url_basename('http://foo.de/bar/baz#x=y'), 'baz')
 371         self.assertEqual(url_basename('http://foo.de/bar/baz/'), 'baz')
 372         self.assertEqual(
 373             url_basename('http://media.w3.org/2010/05/sintel/trailer.mp4'),
 374             'trailer.mp4')
 375
 376     def test_parse_duration(self):
 377         self.assertEqual(parse_duration(None), None)
 378         self.assertEqual(parse_duration(False), None)
 379         self.assertEqual(parse_duration('invalid'), None)
 380         self.assertEqual(parse_duration('1'), 1)
 381         self.assertEqual(parse_duration('1337:12'), 80232)
 382         self.assertEqual(parse_duration('9:12:43'), 33163)
 383         self.assertEqual(parse_duration('12:00'), 720)
 384         self.assertEqual(parse_duration('00:01:01'), 61)
 385         self.assertEqual(parse_duration('x:y'), None)
 386         self.assertEqual(parse_duration('3h11m53s'), 11513)
 387         self.assertEqual(parse_duration('3h 11m 53s'), 11513)
 388         self.assertEqual(parse_duration('3 hours 11 minutes 53 seconds'), 11513)
 389         self.assertEqual(parse_duration('3 hours 11 mins 53 secs'), 11513)
 390         self.assertEqual(parse_duration('62m45s'), 3765)
 391         self.assertEqual(parse_duration('6m59s'), 419)
 392         self.assertEqual(parse_duration('49s'), 49)
 393         self.assertEqual(parse_duration('0h0m0s'), 0)
 394         self.assertEqual(parse_duration('0m0s'), 0)
 395         self.assertEqual(parse_duration('0s'), 0)
 396         self.assertEqual(parse_duration('01:02:03.05'), 3723.05)
 397         self.assertEqual(parse_duration('T30M38S'), 1838)
 398         self.assertEqual(parse_duration('5 s'), 5)
 399         self.assertEqual(parse_duration('3 min'), 180)
 400         self.assertEqual(parse_duration('2.5 hours'), 9000)
 401         self.assertEqual(parse_duration('02:03:04'), 7384)
 402         self.assertEqual(parse_duration('01:02:03:04'), 93784)
 403         self.assertEqual(parse_duration('1 hour 3 minutes'), 3780)
 404         self.assertEqual(parse_duration('87 Min.'), 5220)
 405
 406     def test_fix_xml_ampersands(self):
 407         self.assertEqual(
 408             fix_xml_ampersands('"&x=y&z=a'), '"&amp;x=y&amp;z=a')
 409         self.assertEqual(
 410             fix_xml_ampersands('"&amp;x=y&wrong;&z=a'),
 411             '"&amp;x=y&amp;wrong;&amp;z=a')
 412         self.assertEqual(
 413             fix_xml_ampersands('&amp;&apos;&gt;&lt;&quot;'),
 414             '&amp;&apos;&gt;&lt;&quot;')
 415         self.assertEqual(
 416             fix_xml_ampersands('&#1234;&#x1abC;'), '&#1234;&#x1abC;')
 417         self.assertEqual(fix_xml_ampersands('&#&#'), '&amp;#&amp;#')
 418
 419     def test_paged_list(self):
 420         def testPL(size, pagesize, sliceargs, expected):
 421             def get_page(pagenum):
 422                 firstid = pagenum * pagesize
 423                 upto = min(size, pagenum * pagesize + pagesize)
 424                 for i in range(firstid, upto):
 425                     yield i
 426
 427             pl = OnDemandPagedList(get_page, pagesize)
 428             got = pl.getslice(*sliceargs)
 429             self.assertEqual(got, expected)
 430
 431             iapl = InAdvancePagedList(get_page, size // pagesize + 1, pagesize)
 432             got = iapl.getslice(*sliceargs)
 433             self.assertEqual(got, expected)
 434
 435         testPL(5, 2, (), [0, 1, 2, 3, 4])
 436         testPL(5, 2, (1,), [1, 2, 3, 4])
 437         testPL(5, 2, (2,), [2, 3, 4])
 438         testPL(5, 2, (4,), [4])
 439         testPL(5, 2, (0, 3), [0, 1, 2])
 440         testPL(5, 2, (1, 4), [1, 2, 3])
 441         testPL(5, 2, (2, 99), [2, 3, 4])
 442         testPL(5, 2, (20, 99), [])
 443
 444     def test_struct_unpack(self):
 445         self.assertEqual(struct_unpack('!B', b'\x00'), (0,))
 446
 447     def test_read_batch_urls(self):
 448         f = io.StringIO('''\xef\xbb\xbf foo
 449             bar\r
 450             baz
 451             # More after this line\r
 452             ; or after this
 453             bam''')
 454         self.assertEqual(read_batch_urls(f), ['foo', 'bar', 'baz', 'bam'])
 455
 456     def test_urlencode_postdata(self):
 457         data = urlencode_postdata({'username': 'foo@bar.com', 'password': '1234'})
 458         self.assertTrue(isinstance(data, bytes))
 459
 460     def test_update_url_query(self):
 461         def query_dict(url):
 462             return compat_parse_qs(compat_urlparse.urlparse(url).query)
 463         self.assertEqual(query_dict(update_url_query(
 464             'http://example.com/path', {'quality': ['HD'], 'format': ['mp4']})),
 465             query_dict('http://example.com/path?quality=HD&format=mp4'))
 466         self.assertEqual(query_dict(update_url_query(
 467             'http://example.com/path', {'system': ['LINUX', 'WINDOWS']})),
 468             query_dict('http://example.com/path?system=LINUX&system=WINDOWS'))
 469         self.assertEqual(query_dict(update_url_query(
 470             'http://example.com/path', {'fields': 'id,formats,subtitles'})),
 471             query_dict('http://example.com/path?fields=id,formats,subtitles'))
 472         self.assertEqual(query_dict(update_url_query(
 473             'http://example.com/path', {'fields': ('id,formats,subtitles', 'thumbnails')})),
 474             query_dict('http://example.com/path?fields=id,formats,subtitles&fields=thumbnails'))
 475         self.assertEqual(query_dict(update_url_query(
 476             'http://example.com/path?manifest=f4m', {'manifest': []})),
 477             query_dict('http://example.com/path'))
 478         self.assertEqual(query_dict(update_url_query(
 479             'http://example.com/path?system=LINUX&system=WINDOWS', {'system': 'LINUX'})),
 480             query_dict('http://example.com/path?system=LINUX'))
 481         self.assertEqual(query_dict(update_url_query(
 482             'http://example.com/path', {'fields': b'id,formats,subtitles'})),
 483             query_dict('http://example.com/path?fields=id,formats,subtitles'))
 484         self.assertEqual(query_dict(update_url_query(
 485             'http://example.com/path', {'width': 1080, 'height': 720})),
 486             query_dict('http://example.com/path?width=1080&height=720'))
 487         self.assertEqual(query_dict(update_url_query(
 488             'http://example.com/path', {'bitrate': 5020.43})),
 489             query_dict('http://example.com/path?bitrate=5020.43'))
 490         self.assertEqual(query_dict(update_url_query(
 491             'http://example.com/path', {'test': '第二行тест'})),
 492             query_dict('http://example.com/path?test=%E7%AC%AC%E4%BA%8C%E8%A1%8C%D1%82%D0%B5%D1%81%D1%82'))
 493
 494     def test_dict_get(self):
 495         FALSE_VALUES = {
 496             'none': None,
 497             'false': False,
 498             'zero': 0,
 499             'empty_string': '',
 500             'empty_list': [],
 501         }
 502         d = FALSE_VALUES.copy()
 503         d['a'] = 42
 504         self.assertEqual(dict_get(d, 'a'), 42)
 505         self.assertEqual(dict_get(d, 'b'), None)
 506         self.assertEqual(dict_get(d, 'b', 42), 42)
 507         self.assertEqual(dict_get(d, ('a', )), 42)
 508         self.assertEqual(dict_get(d, ('b', 'a', )), 42)
 509         self.assertEqual(dict_get(d, ('b', 'c', 'a', 'd', )), 42)
 510         self.assertEqual(dict_get(d, ('b', 'c', )), None)
 511         self.assertEqual(dict_get(d, ('b', 'c', ), 42), 42)
 512         for key, false_value in FALSE_VALUES.items():
 513             self.assertEqual(dict_get(d, ('b', 'c', key, )), None)
 514             self.assertEqual(dict_get(d, ('b', 'c', key, ), skip_false_values=False), false_value)
 515
 516     def test_encode_compat_str(self):
 517         self.assertEqual(encode_compat_str(b'\xd1\x82\xd0\xb5\xd1\x81\xd1\x82', 'utf-8'), 'тест')
 518         self.assertEqual(encode_compat_str('тест', 'utf-8'), 'тест')
 519
 520     def test_parse_iso8601(self):
 521         self.assertEqual(parse_iso8601('2014-03-23T23:04:26+0100'), 1395612266)
 522         self.assertEqual(parse_iso8601('2014-03-23T22:04:26+0000'), 1395612266)
 523         self.assertEqual(parse_iso8601('2014-03-23T22:04:26Z'), 1395612266)
 524         self.assertEqual(parse_iso8601('2014-03-23T22:04:26.1234Z'), 1395612266)
 525         self.assertEqual(parse_iso8601('2015-09-29T08:27:31.727'), 1443515251)
 526         self.assertEqual(parse_iso8601('2015-09-29T08-27-31.727'), None)
 527
 528     def test_strip_jsonp(self):
 529         stripped = strip_jsonp('cb ([ {"id":"532cb",\n\n\n"x":\n3}\n]\n);')
 530         d = json.loads(stripped)
 531         self.assertEqual(d, [{"id": "532cb", "x": 3}])
 532
 533         stripped = strip_jsonp('parseMetadata({"STATUS":"OK"})\n\n\n//epc')
 534         d = json.loads(stripped)
 535         self.assertEqual(d, {'STATUS': 'OK'})
 536
 537         stripped = strip_jsonp('ps.embedHandler({"status": "success"});')
 538         d = json.loads(stripped)
 539         self.assertEqual(d, {'status': 'success'})
 540
 541     def test_uppercase_escape(self):
 542         self.assertEqual(uppercase_escape('aä'), 'aä')
 543         self.assertEqual(uppercase_escape('\\U0001d550'), '𝕐')
 544
 545     def test_lowercase_escape(self):
 546         self.assertEqual(lowercase_escape('aä'), 'aä')
 547         self.assertEqual(lowercase_escape('\\u0026'), '&')
 548
 549     def test_limit_length(self):
 550         self.assertEqual(limit_length(None, 12), None)
 551         self.assertEqual(limit_length('foo', 12), 'foo')
 552         self.assertTrue(
 553             limit_length('foo bar baz asd', 12).startswith('foo bar'))
 554         self.assertTrue('...' in limit_length('foo bar baz asd', 12))
 555
 556     def test_escape_rfc3986(self):
 557         reserved = "!*'();:@&=+$,/?#[]"
 558         unreserved = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_.~'
 559         self.assertEqual(escape_rfc3986(reserved), reserved)
 560         self.assertEqual(escape_rfc3986(unreserved), unreserved)
 561         self.assertEqual(escape_rfc3986('тест'), '%D1%82%D0%B5%D1%81%D1%82')
 562         self.assertEqual(escape_rfc3986('%D1%82%D0%B5%D1%81%D1%82'), '%D1%82%D0%B5%D1%81%D1%82')
 563         self.assertEqual(escape_rfc3986('foo bar'), 'foo%20bar')
 564         self.assertEqual(escape_rfc3986('foo%20bar'), 'foo%20bar')
 565
 566     def test_escape_url(self):
 567         self.assertEqual(
 568             escape_url('http://wowza.imust.org/srv/vod/telemb/new/UPLOAD/UPLOAD/20224_IncendieHavré_FD.mp4'),
 569             'http://wowza.imust.org/srv/vod/telemb/new/UPLOAD/UPLOAD/20224_IncendieHavre%CC%81_FD.mp4'
 570         )
 571         self.assertEqual(
 572             escape_url('http://www.ardmediathek.de/tv/Sturm-der-Liebe/Folge-2036-Zu-Mann-und-Frau-erklärt/Das-Erste/Video?documentId=22673108&bcastId=5290'),
 573             'http://www.ardmediathek.de/tv/Sturm-der-Liebe/Folge-2036-Zu-Mann-und-Frau-erkl%C3%A4rt/Das-Erste/Video?documentId=22673108&bcastId=5290'
 574         )
 575         self.assertEqual(
 576             escape_url('http://тест.рф/фрагмент'),
 577             'http://тест.рф/%D1%84%D1%80%D0%B0%D0%B3%D0%BC%D0%B5%D0%BD%D1%82'
 578         )
 579         self.assertEqual(
 580             escape_url('http://тест.рф/абв?абв=абв#абв'),
 581             'http://тест.рф/%D0%B0%D0%B1%D0%B2?%D0%B0%D0%B1%D0%B2=%D0%B0%D0%B1%D0%B2#%D0%B0%D0%B1%D0%B2'
 582         )
 583         self.assertEqual(escape_url('http://vimeo.com/56015672#at=0'), 'http://vimeo.com/56015672#at=0')
 584
 585     def test_js_to_json_realworld(self):
 586         inp = '''{
 587             'clip':{'provider':'pseudo'}
 588         }'''
 589         self.assertEqual(js_to_json(inp), '''{
 590             "clip":{"provider":"pseudo"}
 591         }''')
 592         json.loads(js_to_json(inp))
 593
 594         inp = '''{
 595             'playlist':[{'controls':{'all':null}}]
 596         }'''
 597         self.assertEqual(js_to_json(inp), '''{
 598             "playlist":[{"controls":{"all":null}}]
 599         }''')
 600
 601         inp = '''"The CW\\'s \\'Crazy Ex-Girlfriend\\'"'''
 602         self.assertEqual(js_to_json(inp), '''"The CW's 'Crazy Ex-Girlfriend'"''')
 603
 604         inp = '"SAND Number: SAND 2013-7800P\\nPresenter: Tom Russo\\nHabanero Software Training - Xyce Software\\nXyce, Sandia\\u0027s"'
 605         json_code = js_to_json(inp)
 606         self.assertEqual(json.loads(json_code), json.loads(inp))
 607
 608     def test_js_to_json_edgecases(self):
 609         on = js_to_json("{abc_def:'1\\'\\\\2\\\\\\'3\"4'}")
 610         self.assertEqual(json.loads(on), {"abc_def": "1'\\2\\'3\"4"})
 611
 612         on = js_to_json('{"abc": true}')
 613         self.assertEqual(json.loads(on), {'abc': True})
 614
 615         # Ignore JavaScript code as well
 616         on = js_to_json('''{
 617             "x": 1,
 618             y: "a",
 619             z: some.code
 620         }''')
 621         d = json.loads(on)
 622         self.assertEqual(d['x'], 1)
 623         self.assertEqual(d['y'], 'a')
 624
 625         on = js_to_json('["abc", "def",]')
 626         self.assertEqual(json.loads(on), ['abc', 'def'])
 627
 628         on = js_to_json('{"abc": "def",}')
 629         self.assertEqual(json.loads(on), {'abc': 'def'})
 630
 631     def test_clean_html(self):
 632         self.assertEqual(clean_html('a:\nb'), 'a: b')
 633         self.assertEqual(clean_html('a:\n   "b"'), 'a:    "b"')
 634
 635     def test_intlist_to_bytes(self):
 636         self.assertEqual(
 637             intlist_to_bytes([0, 1, 127, 128, 255]),
 638             b'\x00\x01\x7f\x80\xff')
 639
 640     def test_args_to_str(self):
 641         self.assertEqual(
 642             args_to_str(['foo', 'ba/r', '-baz', '2 be', '']),
 643             'foo ba/r -baz \'2 be\' \'\''
 644         )
 645
 646     def test_parse_filesize(self):
 647         self.assertEqual(parse_filesize(None), None)
 648         self.assertEqual(parse_filesize(''), None)
 649         self.assertEqual(parse_filesize('91 B'), 91)
 650         self.assertEqual(parse_filesize('foobar'), None)
 651         self.assertEqual(parse_filesize('2 MiB'), 2097152)
 652         self.assertEqual(parse_filesize('5 GB'), 5000000000)
 653         self.assertEqual(parse_filesize('1.2Tb'), 1200000000000)
 654         self.assertEqual(parse_filesize('1,24 KB'), 1240)
 655
 656     def test_version_tuple(self):
 657         self.assertEqual(version_tuple('1'), (1,))
 658         self.assertEqual(version_tuple('10.23.344'), (10, 23, 344))
 659         self.assertEqual(version_tuple('10.1-6'), (10, 1, 6))  # avconv style
 660
 661     def test_detect_exe_version(self):
 662         self.assertEqual(detect_exe_version('''ffmpeg version 1.2.1
 663 built on May 27 2013 08:37:26 with gcc 4.7 (Debian 4.7.3-4)
 664 configuration: --prefix=/usr --extra-'''), '1.2.1')
 665         self.assertEqual(detect_exe_version('''ffmpeg version N-63176-g1fb4685
 666 built on May 15 2014 22:09:06 with gcc 4.8.2 (GCC)'''), 'N-63176-g1fb4685')
 667         self.assertEqual(detect_exe_version('''X server found. dri2 connection failed!
 668 Trying to open render node...
 669 Success at /dev/dri/renderD128.
 670 ffmpeg version 2.4.4 Copyright (c) 2000-2014 the FFmpeg ...'''), '2.4.4')
 671
 672     def test_age_restricted(self):
 673         self.assertFalse(age_restricted(None, 10))  # unrestricted content
 674         self.assertFalse(age_restricted(1, None))  # unrestricted policy
 675         self.assertFalse(age_restricted(8, 10))
 676         self.assertTrue(age_restricted(18, 14))
 677         self.assertFalse(age_restricted(18, 18))
 678
 679     def test_is_html(self):
 680         self.assertFalse(is_html(b'\x49\x44\x43<html'))
 681         self.assertTrue(is_html(b'<!DOCTYPE foo>\xaaa'))
 682         self.assertTrue(is_html(  # UTF-8 with BOM
 683             b'\xef\xbb\xbf<!DOCTYPE foo>\xaaa'))
 684         self.assertTrue(is_html(  # UTF-16-LE
 685             b'\xff\xfe<\x00h\x00t\x00m\x00l\x00>\x00\xe4\x00'
 686         ))
 687         self.assertTrue(is_html(  # UTF-16-BE
 688             b'\xfe\xff\x00<\x00h\x00t\x00m\x00l\x00>\x00\xe4'
 689         ))
 690         self.assertTrue(is_html(  # UTF-32-BE
 691             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'))
 692         self.assertTrue(is_html(  # UTF-32-LE
 693             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'))
 694
 695     def test_render_table(self):
 696         self.assertEqual(
 697             render_table(
 698                 ['a', 'bcd'],
 699                 [[123, 4], [9999, 51]]),
 700             'a    bcd\n'
 701             '123  4\n'
 702             '9999 51')
 703
 704     def test_match_str(self):
 705         self.assertRaises(ValueError, match_str, 'xy>foobar', {})
 706         self.assertFalse(match_str('xy', {'x': 1200}))
 707         self.assertTrue(match_str('!xy', {'x': 1200}))
 708         self.assertTrue(match_str('x', {'x': 1200}))
 709         self.assertFalse(match_str('!x', {'x': 1200}))
 710         self.assertTrue(match_str('x', {'x': 0}))
 711         self.assertFalse(match_str('x>0', {'x': 0}))
 712         self.assertFalse(match_str('x>0', {}))
 713         self.assertTrue(match_str('x>?0', {}))
 714         self.assertTrue(match_str('x>1K', {'x': 1200}))
 715         self.assertFalse(match_str('x>2K', {'x': 1200}))
 716         self.assertTrue(match_str('x>=1200 & x < 1300', {'x': 1200}))
 717         self.assertFalse(match_str('x>=1100 & x < 1200', {'x': 1200}))
 718         self.assertFalse(match_str('y=a212', {'y': 'foobar42'}))
 719         self.assertTrue(match_str('y=foobar42', {'y': 'foobar42'}))
 720         self.assertFalse(match_str('y!=foobar42', {'y': 'foobar42'}))
 721         self.assertTrue(match_str('y!=foobar2', {'y': 'foobar42'}))
 722         self.assertFalse(match_str(
 723             'like_count > 100 & dislike_count <? 50 & description',
 724             {'like_count': 90, 'description': 'foo'}))
 725         self.assertTrue(match_str(
 726             'like_count > 100 & dislike_count <? 50 & description',
 727             {'like_count': 190, 'description': 'foo'}))
 728         self.assertFalse(match_str(
 729             'like_count > 100 & dislike_count <? 50 & description',
 730             {'like_count': 190, 'dislike_count': 60, 'description': 'foo'}))
 731         self.assertFalse(match_str(
 732             'like_count > 100 & dislike_count <? 50 & description',
 733             {'like_count': 190, 'dislike_count': 10}))
 734
 735     def test_parse_dfxp_time_expr(self):
 736         self.assertEqual(parse_dfxp_time_expr(None), None)
 737         self.assertEqual(parse_dfxp_time_expr(''), None)
 738         self.assertEqual(parse_dfxp_time_expr('0.1'), 0.1)
 739         self.assertEqual(parse_dfxp_time_expr('0.1s'), 0.1)
 740         self.assertEqual(parse_dfxp_time_expr('00:00:01'), 1.0)
 741         self.assertEqual(parse_dfxp_time_expr('00:00:01.100'), 1.1)
 742         self.assertEqual(parse_dfxp_time_expr('00:00:01:100'), 1.1)
 743
 744     def test_dfxp2srt(self):
 745         dfxp_data = '''<?xml version="1.0" encoding="UTF-8"?>
 746             <tt xmlns="http://www.w3.org/ns/ttml" xml:lang="en" xmlns:tts="http://www.w3.org/ns/ttml#parameter">
 747             <body>
 748                 <div xml:lang="en">
 749                     <p begin="0" end="1">The following line contains Chinese characters and special symbols</p>
 750                     <p begin="1" end="2">第二行<br/>♪♪</p>
 751                     <p begin="2" dur="1"><span>Third<br/>Line</span></p>
 752                     <p begin="3" end="-1">Lines with invalid timestamps are ignored</p>
 753                     <p begin="-1" end="-1">Ignore, two</p>
 754                     <p begin="3" dur="-1">Ignored, three</p>
 755                 </div>
 756             </body>
 757             </tt>'''
 758         srt_data = '''1
 759 00:00:00,000 --> 00:00:01,000
 760 The following line contains Chinese characters and special symbols
 761
 762 2
 763 00:00:01,000 --> 00:00:02,000
 764 第二行
 765 ♪♪
 766
 767 3
 768 00:00:02,000 --> 00:00:03,000
 769 Third
 770 Line
 771
 772 '''
 773         self.assertEqual(dfxp2srt(dfxp_data), srt_data)
 774
 775         dfxp_data_no_default_namespace = '''<?xml version="1.0" encoding="UTF-8"?>
 776             <tt xml:lang="en" xmlns:tts="http://www.w3.org/ns/ttml#parameter">
 777             <body>
 778                 <div xml:lang="en">
 779                     <p begin="0" end="1">The first line</p>
 780                 </div>
 781             </body>
 782             </tt>'''
 783         srt_data = '''1
 784 00:00:00,000 --> 00:00:01,000
 785 The first line
 786
 787 '''
 788         self.assertEqual(dfxp2srt(dfxp_data_no_default_namespace), srt_data)
 789
 790     def test_cli_option(self):
 791         self.assertEqual(cli_option({'proxy': '127.0.0.1:3128'}, '--proxy', 'proxy'), ['--proxy', '127.0.0.1:3128'])
 792         self.assertEqual(cli_option({'proxy': None}, '--proxy', 'proxy'), [])
 793         self.assertEqual(cli_option({}, '--proxy', 'proxy'), [])
 794
 795     def test_cli_valueless_option(self):
 796         self.assertEqual(cli_valueless_option(
 797             {'downloader': 'external'}, '--external-downloader', 'downloader', 'external'), ['--external-downloader'])
 798         self.assertEqual(cli_valueless_option(
 799             {'downloader': 'internal'}, '--external-downloader', 'downloader', 'external'), [])
 800         self.assertEqual(cli_valueless_option(
 801             {'nocheckcertificate': True}, '--no-check-certificate', 'nocheckcertificate'), ['--no-check-certificate'])
 802         self.assertEqual(cli_valueless_option(
 803             {'nocheckcertificate': False}, '--no-check-certificate', 'nocheckcertificate'), [])
 804         self.assertEqual(cli_valueless_option(
 805             {'checkcertificate': True}, '--no-check-certificate', 'checkcertificate', False), [])
 806         self.assertEqual(cli_valueless_option(
 807             {'checkcertificate': False}, '--no-check-certificate', 'checkcertificate', False), ['--no-check-certificate'])
 808
 809     def test_cli_bool_option(self):
 810         self.assertEqual(
 811             cli_bool_option(
 812                 {'nocheckcertificate': True}, '--no-check-certificate', 'nocheckcertificate'),
 813             ['--no-check-certificate', 'true'])
 814         self.assertEqual(
 815             cli_bool_option(
 816                 {'nocheckcertificate': True}, '--no-check-certificate', 'nocheckcertificate', separator='='),
 817             ['--no-check-certificate=true'])
 818         self.assertEqual(
 819             cli_bool_option(
 820                 {'nocheckcertificate': True}, '--check-certificate', 'nocheckcertificate', 'false', 'true'),
 821             ['--check-certificate', 'false'])
 822         self.assertEqual(
 823             cli_bool_option(
 824                 {'nocheckcertificate': True}, '--check-certificate', 'nocheckcertificate', 'false', 'true', '='),
 825             ['--check-certificate=false'])
 826         self.assertEqual(
 827             cli_bool_option(
 828                 {'nocheckcertificate': False}, '--check-certificate', 'nocheckcertificate', 'false', 'true'),
 829             ['--check-certificate', 'true'])
 830         self.assertEqual(
 831             cli_bool_option(
 832                 {'nocheckcertificate': False}, '--check-certificate', 'nocheckcertificate', 'false', 'true', '='),
 833             ['--check-certificate=true'])
 834
 835     def test_ohdave_rsa_encrypt(self):
 836         N = 0xab86b6371b5318aaa1d3c9e612a9f1264f372323c8c0f19875b5fc3b3fd3afcc1e5bec527aa94bfa85bffc157e4245aebda05389a5357b75115ac94f074aefcd
 837         e = 65537
 838
 839         self.assertEqual(
 840             ohdave_rsa_encrypt(b'aa111222', e, N),
 841             '726664bd9a23fd0c70f9f1b84aab5e3905ce1e45a584e9cbcf9bcc7510338fc1986d6c599ff990d923aa43c51c0d9013cd572e13bc58f4ae48f2ed8c0b0ba881')
 842
 843     def test_encode_base_n(self):
 844         self.assertEqual(encode_base_n(0, 30), '0')
 845         self.assertEqual(encode_base_n(80, 30), '2k')
 846
 847         custom_table = '9876543210ZYXWVUTSRQPONMLKJIHGFEDCBA'
 848         self.assertEqual(encode_base_n(0, 30, custom_table), '9')
 849         self.assertEqual(encode_base_n(80, 30, custom_table), '7P')
 850
 851         self.assertRaises(ValueError, encode_base_n, 0, 70)
 852         self.assertRaises(ValueError, encode_base_n, 0, 60, custom_table)
 853
 854 if __name__ == '__main__':
 855     unittest.main()