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     clean_html,
  22     DateRange,
  23     detect_exe_version,
  24     encodeFilename,
  25     escape_rfc3986,
  26     escape_url,
  27     ExtractorError,
  28     find_xpath_attr,
  29     fix_xml_ampersands,
  30     InAdvancePagedList,
  31     intlist_to_bytes,
  32     is_html,
  33     js_to_json,
  34     limit_length,
  35     OnDemandPagedList,
  36     orderedSet,
  37     parse_duration,
  38     parse_filesize,
  39     parse_iso8601,
  40     read_batch_urls,
  41     sanitize_filename,
  42     sanitize_path,
  43     sanitize_url_path_consecutive_slashes,
  44     shell_quote,
  45     smuggle_url,
  46     str_to_int,
  47     strip_jsonp,
  48     struct_unpack,
  49     timeconvert,
  50     unescapeHTML,
  51     unified_strdate,
  52     unsmuggle_url,
  53     uppercase_escape,
  54     url_basename,
  55     urlencode_postdata,
  56     version_tuple,
  57     xpath_with_ns,
  58     xpath_text,
  59     render_table,
  60     match_str,
  61 )
  62
  63
  64 class TestUtil(unittest.TestCase):
  65     def test_timeconvert(self):
  66         self.assertTrue(timeconvert('') is None)
  67         self.assertTrue(timeconvert('bougrg') is None)
  68
  69     def test_sanitize_filename(self):
  70         self.assertEqual(sanitize_filename('abc'), 'abc')
  71         self.assertEqual(sanitize_filename('abc_d-e'), 'abc_d-e')
  72
  73         self.assertEqual(sanitize_filename('123'), '123')
  74
  75         self.assertEqual('abc_de', sanitize_filename('abc/de'))
  76         self.assertFalse('/' in sanitize_filename('abc/de///'))
  77
  78         self.assertEqual('abc_de', sanitize_filename('abc/<>\\*|de'))
  79         self.assertEqual('xxx', sanitize_filename('xxx/<>\\*|'))
  80         self.assertEqual('yes no', sanitize_filename('yes? no'))
  81         self.assertEqual('this - that', sanitize_filename('this: that'))
  82
  83         self.assertEqual(sanitize_filename('AT&T'), 'AT&T')
  84         aumlaut = 'ä'
  85         self.assertEqual(sanitize_filename(aumlaut), aumlaut)
  86         tests = '\u043a\u0438\u0440\u0438\u043b\u043b\u0438\u0446\u0430'
  87         self.assertEqual(sanitize_filename(tests), tests)
  88
  89         self.assertEqual(
  90             sanitize_filename('New World record at 0:12:34'),
  91             'New World record at 0_12_34')
  92
  93         self.assertEqual(sanitize_filename('--gasdgf'), '_-gasdgf')
  94         self.assertEqual(sanitize_filename('--gasdgf', is_id=True), '--gasdgf')
  95         self.assertEqual(sanitize_filename('.gasdgf'), 'gasdgf')
  96         self.assertEqual(sanitize_filename('.gasdgf', is_id=True), '.gasdgf')
  97
  98         forbidden = '"\0\\/'
  99         for fc in forbidden:
 100             for fbc in forbidden:
 101                 self.assertTrue(fbc not in sanitize_filename(fc))
 102
 103     def test_sanitize_filename_restricted(self):
 104         self.assertEqual(sanitize_filename('abc', restricted=True), 'abc')
 105         self.assertEqual(sanitize_filename('abc_d-e', restricted=True), 'abc_d-e')
 106
 107         self.assertEqual(sanitize_filename('123', restricted=True), '123')
 108
 109         self.assertEqual('abc_de', sanitize_filename('abc/de', restricted=True))
 110         self.assertFalse('/' in sanitize_filename('abc/de///', restricted=True))
 111
 112         self.assertEqual('abc_de', sanitize_filename('abc/<>\\*|de', restricted=True))
 113         self.assertEqual('xxx', sanitize_filename('xxx/<>\\*|', restricted=True))
 114         self.assertEqual('yes_no', sanitize_filename('yes? no', restricted=True))
 115         self.assertEqual('this_-_that', sanitize_filename('this: that', restricted=True))
 116
 117         tests = 'a\xe4b\u4e2d\u56fd\u7684c'
 118         self.assertEqual(sanitize_filename(tests, restricted=True), 'a_b_c')
 119         self.assertTrue(sanitize_filename('\xf6', restricted=True) != '')  # No empty filename
 120
 121         forbidden = '"\0\\/&!: \'\t\n()[]{}$;`^,#'
 122         for fc in forbidden:
 123             for fbc in forbidden:
 124                 self.assertTrue(fbc not in sanitize_filename(fc, restricted=True))
 125
 126         # Handle a common case more neatly
 127         self.assertEqual(sanitize_filename('\u5927\u58f0\u5e26 - Song', restricted=True), 'Song')
 128         self.assertEqual(sanitize_filename('\u603b\u7edf: Speech', restricted=True), 'Speech')
 129         # .. but make sure the file name is never empty
 130         self.assertTrue(sanitize_filename('-', restricted=True) != '')
 131         self.assertTrue(sanitize_filename(':', restricted=True) != '')
 132
 133     def test_sanitize_ids(self):
 134         self.assertEqual(sanitize_filename('_n_cd26wFpw', is_id=True), '_n_cd26wFpw')
 135         self.assertEqual(sanitize_filename('_BD_eEpuzXw', is_id=True), '_BD_eEpuzXw')
 136         self.assertEqual(sanitize_filename('N0Y__7-UOdI', is_id=True), 'N0Y__7-UOdI')
 137
 138     def test_sanitize_path(self):
 139         if sys.platform != 'win32':
 140             return
 141
 142         self.assertEqual(sanitize_path('abc'), 'abc')
 143         self.assertEqual(sanitize_path('abc/def'), 'abc\\def')
 144         self.assertEqual(sanitize_path('abc\\def'), 'abc\\def')
 145         self.assertEqual(sanitize_path('abc|def'), 'abc#def')
 146         self.assertEqual(sanitize_path('<>:"|?*'), '#######')
 147         self.assertEqual(sanitize_path('C:/abc/def'), 'C:\\abc\\def')
 148         self.assertEqual(sanitize_path('C?:/abc/def'), 'C##\\abc\\def')
 149
 150         self.assertEqual(sanitize_path('\\\\?\\UNC\\ComputerName\\abc'), '\\\\?\\UNC\\ComputerName\\abc')
 151         self.assertEqual(sanitize_path('\\\\?\\UNC/ComputerName/abc'), '\\\\?\\UNC\\ComputerName\\abc')
 152
 153         self.assertEqual(sanitize_path('\\\\?\\C:\\abc'), '\\\\?\\C:\\abc')
 154         self.assertEqual(sanitize_path('\\\\?\\C:/abc'), '\\\\?\\C:\\abc')
 155         self.assertEqual(sanitize_path('\\\\?\\C:\\ab?c\\de:f'), '\\\\?\\C:\\ab#c\\de#f')
 156         self.assertEqual(sanitize_path('\\\\?\\C:\\abc'), '\\\\?\\C:\\abc')
 157
 158         self.assertEqual(
 159             sanitize_path('youtube/%(uploader)s/%(autonumber)s-%(title)s-%(upload_date)s.%(ext)s'),
 160             'youtube\\%(uploader)s\\%(autonumber)s-%(title)s-%(upload_date)s.%(ext)s')
 161
 162         self.assertEqual(
 163             sanitize_path('youtube/TheWreckingYard ./00001-Not bad, Especially for Free! (1987 Yamaha 700)-20141116.mp4.part'),
 164             'youtube\\TheWreckingYard #\\00001-Not bad, Especially for Free! (1987 Yamaha 700)-20141116.mp4.part')
 165         self.assertEqual(sanitize_path('abc/def...'), 'abc\\def..#')
 166         self.assertEqual(sanitize_path('abc.../def'), 'abc..#\\def')
 167         self.assertEqual(sanitize_path('abc.../def...'), 'abc..#\\def..#')
 168
 169         self.assertEqual(sanitize_path('../abc'), '..\\abc')
 170         self.assertEqual(sanitize_path('../../abc'), '..\\..\\abc')
 171         self.assertEqual(sanitize_path('./abc'), 'abc')
 172         self.assertEqual(sanitize_path('./../abc'), '..\\abc')
 173
 174     def test_sanitize_url_path_consecutive_slashes(self):
 175         self.assertEqual(
 176             sanitize_url_path_consecutive_slashes('http://hostname/foo//bar/filename.html'),
 177             'http://hostname/foo/bar/filename.html')
 178         self.assertEqual(
 179             sanitize_url_path_consecutive_slashes('http://hostname//foo/bar/filename.html'),
 180             'http://hostname/foo/bar/filename.html')
 181         self.assertEqual(
 182             sanitize_url_path_consecutive_slashes('http://hostname//'),
 183             'http://hostname/')
 184         self.assertEqual(
 185             sanitize_url_path_consecutive_slashes('http://hostname/foo/bar/filename.html'),
 186             'http://hostname/foo/bar/filename.html')
 187         self.assertEqual(
 188             sanitize_url_path_consecutive_slashes('http://hostname/'),
 189             'http://hostname/')
 190         self.assertEqual(
 191             sanitize_url_path_consecutive_slashes('http://hostname/abc//'),
 192             'http://hostname/abc/')
 193
 194     def test_ordered_set(self):
 195         self.assertEqual(orderedSet([1, 1, 2, 3, 4, 4, 5, 6, 7, 3, 5]), [1, 2, 3, 4, 5, 6, 7])
 196         self.assertEqual(orderedSet([]), [])
 197         self.assertEqual(orderedSet([1]), [1])
 198         # keep the list ordered
 199         self.assertEqual(orderedSet([135, 1, 1, 1]), [135, 1])
 200
 201     def test_unescape_html(self):
 202         self.assertEqual(unescapeHTML('%20;'), '%20;')
 203         self.assertEqual(unescapeHTML('&#x2F;'), '/')
 204         self.assertEqual(unescapeHTML('&#47;'), '/')
 205         self.assertEqual(
 206             unescapeHTML('&eacute;'), 'é')
 207
 208     def test_daterange(self):
 209         _20century = DateRange("19000101", "20000101")
 210         self.assertFalse("17890714" in _20century)
 211         _ac = DateRange("00010101")
 212         self.assertTrue("19690721" in _ac)
 213         _firstmilenium = DateRange(end="10000101")
 214         self.assertTrue("07110427" in _firstmilenium)
 215
 216     def test_unified_dates(self):
 217         self.assertEqual(unified_strdate('December 21, 2010'), '20101221')
 218         self.assertEqual(unified_strdate('8/7/2009'), '20090708')
 219         self.assertEqual(unified_strdate('Dec 14, 2012'), '20121214')
 220         self.assertEqual(unified_strdate('2012/10/11 01:56:38 +0000'), '20121011')
 221         self.assertEqual(unified_strdate('1968 12 10'), '19681210')
 222         self.assertEqual(unified_strdate('1968-12-10'), '19681210')
 223         self.assertEqual(unified_strdate('28/01/2014 21:00:00 +0100'), '20140128')
 224         self.assertEqual(
 225             unified_strdate('11/26/2014 11:30:00 AM PST', day_first=False),
 226             '20141126')
 227         self.assertEqual(
 228             unified_strdate('2/2/2015 6:47:40 PM', day_first=False),
 229             '20150202')
 230
 231     def test_find_xpath_attr(self):
 232         testxml = '''<root>
 233             <node/>
 234             <node x="a"/>
 235             <node x="a" y="c" />
 236             <node x="b" y="d" />
 237         </root>'''
 238         doc = xml.etree.ElementTree.fromstring(testxml)
 239
 240         self.assertEqual(find_xpath_attr(doc, './/fourohfour', 'n', 'v'), None)
 241         self.assertEqual(find_xpath_attr(doc, './/node', 'x', 'a'), doc[1])
 242         self.assertEqual(find_xpath_attr(doc, './/node', 'y', 'c'), doc[2])
 243
 244     def test_xpath_with_ns(self):
 245         testxml = '''<root xmlns:media="http://example.com/">
 246             <media:song>
 247                 <media:author>The Author</media:author>
 248                 <url>http://server.com/download.mp3</url>
 249             </media:song>
 250         </root>'''
 251         doc = xml.etree.ElementTree.fromstring(testxml)
 252         find = lambda p: doc.find(xpath_with_ns(p, {'media': 'http://example.com/'}))
 253         self.assertTrue(find('media:song') is not None)
 254         self.assertEqual(find('media:song/media:author').text, 'The Author')
 255         self.assertEqual(find('media:song/url').text, 'http://server.com/download.mp3')
 256
 257     def test_xpath_text(self):
 258         testxml = '''<root>
 259             <div>
 260                 <p>Foo</p>
 261             </div>
 262         </root>'''
 263         doc = xml.etree.ElementTree.fromstring(testxml)
 264         self.assertEqual(xpath_text(doc, 'div/p'), 'Foo')
 265         self.assertTrue(xpath_text(doc, 'div/bar') is None)
 266         self.assertRaises(ExtractorError, xpath_text, doc, 'div/bar', fatal=True)
 267
 268     def test_smuggle_url(self):
 269         data = {"ö": "ö", "abc": [3]}
 270         url = 'https://foo.bar/baz?x=y#a'
 271         smug_url = smuggle_url(url, data)
 272         unsmug_url, unsmug_data = unsmuggle_url(smug_url)
 273         self.assertEqual(url, unsmug_url)
 274         self.assertEqual(data, unsmug_data)
 275
 276         res_url, res_data = unsmuggle_url(url)
 277         self.assertEqual(res_url, url)
 278         self.assertEqual(res_data, None)
 279
 280     def test_shell_quote(self):
 281         args = ['ffmpeg', '-i', encodeFilename('ñ€ß\'.mp4')]
 282         self.assertEqual(shell_quote(args), """ffmpeg -i 'ñ€ß'"'"'.mp4'""")
 283
 284     def test_str_to_int(self):
 285         self.assertEqual(str_to_int('123,456'), 123456)
 286         self.assertEqual(str_to_int('123.456'), 123456)
 287
 288     def test_url_basename(self):
 289         self.assertEqual(url_basename('http://foo.de/'), '')
 290         self.assertEqual(url_basename('http://foo.de/bar/baz'), 'baz')
 291         self.assertEqual(url_basename('http://foo.de/bar/baz?x=y'), 'baz')
 292         self.assertEqual(url_basename('http://foo.de/bar/baz#x=y'), 'baz')
 293         self.assertEqual(url_basename('http://foo.de/bar/baz/'), 'baz')
 294         self.assertEqual(
 295             url_basename('http://media.w3.org/2010/05/sintel/trailer.mp4'),
 296             'trailer.mp4')
 297
 298     def test_parse_duration(self):
 299         self.assertEqual(parse_duration(None), None)
 300         self.assertEqual(parse_duration(False), None)
 301         self.assertEqual(parse_duration('invalid'), None)
 302         self.assertEqual(parse_duration('1'), 1)
 303         self.assertEqual(parse_duration('1337:12'), 80232)
 304         self.assertEqual(parse_duration('9:12:43'), 33163)
 305         self.assertEqual(parse_duration('12:00'), 720)
 306         self.assertEqual(parse_duration('00:01:01'), 61)
 307         self.assertEqual(parse_duration('x:y'), None)
 308         self.assertEqual(parse_duration('3h11m53s'), 11513)
 309         self.assertEqual(parse_duration('3h 11m 53s'), 11513)
 310         self.assertEqual(parse_duration('3 hours 11 minutes 53 seconds'), 11513)
 311         self.assertEqual(parse_duration('3 hours 11 mins 53 secs'), 11513)
 312         self.assertEqual(parse_duration('62m45s'), 3765)
 313         self.assertEqual(parse_duration('6m59s'), 419)
 314         self.assertEqual(parse_duration('49s'), 49)
 315         self.assertEqual(parse_duration('0h0m0s'), 0)
 316         self.assertEqual(parse_duration('0m0s'), 0)
 317         self.assertEqual(parse_duration('0s'), 0)
 318         self.assertEqual(parse_duration('01:02:03.05'), 3723.05)
 319         self.assertEqual(parse_duration('T30M38S'), 1838)
 320         self.assertEqual(parse_duration('5 s'), 5)
 321         self.assertEqual(parse_duration('3 min'), 180)
 322         self.assertEqual(parse_duration('2.5 hours'), 9000)
 323         self.assertEqual(parse_duration('02:03:04'), 7384)
 324         self.assertEqual(parse_duration('01:02:03:04'), 93784)
 325         self.assertEqual(parse_duration('1 hour 3 minutes'), 3780)
 326
 327     def test_fix_xml_ampersands(self):
 328         self.assertEqual(
 329             fix_xml_ampersands('"&x=y&z=a'), '"&amp;x=y&amp;z=a')
 330         self.assertEqual(
 331             fix_xml_ampersands('"&amp;x=y&wrong;&z=a'),
 332             '"&amp;x=y&amp;wrong;&amp;z=a')
 333         self.assertEqual(
 334             fix_xml_ampersands('&amp;&apos;&gt;&lt;&quot;'),
 335             '&amp;&apos;&gt;&lt;&quot;')
 336         self.assertEqual(
 337             fix_xml_ampersands('&#1234;&#x1abC;'), '&#1234;&#x1abC;')
 338         self.assertEqual(fix_xml_ampersands('&#&#'), '&amp;#&amp;#')
 339
 340     def test_paged_list(self):
 341         def testPL(size, pagesize, sliceargs, expected):
 342             def get_page(pagenum):
 343                 firstid = pagenum * pagesize
 344                 upto = min(size, pagenum * pagesize + pagesize)
 345                 for i in range(firstid, upto):
 346                     yield i
 347
 348             pl = OnDemandPagedList(get_page, pagesize)
 349             got = pl.getslice(*sliceargs)
 350             self.assertEqual(got, expected)
 351
 352             iapl = InAdvancePagedList(get_page, size // pagesize + 1, pagesize)
 353             got = iapl.getslice(*sliceargs)
 354             self.assertEqual(got, expected)
 355
 356         testPL(5, 2, (), [0, 1, 2, 3, 4])
 357         testPL(5, 2, (1,), [1, 2, 3, 4])
 358         testPL(5, 2, (2,), [2, 3, 4])
 359         testPL(5, 2, (4,), [4])
 360         testPL(5, 2, (0, 3), [0, 1, 2])
 361         testPL(5, 2, (1, 4), [1, 2, 3])
 362         testPL(5, 2, (2, 99), [2, 3, 4])
 363         testPL(5, 2, (20, 99), [])
 364
 365     def test_struct_unpack(self):
 366         self.assertEqual(struct_unpack('!B', b'\x00'), (0,))
 367
 368     def test_read_batch_urls(self):
 369         f = io.StringIO('''\xef\xbb\xbf foo
 370             bar\r
 371             baz
 372             # More after this line\r
 373             ; or after this
 374             bam''')
 375         self.assertEqual(read_batch_urls(f), ['foo', 'bar', 'baz', 'bam'])
 376
 377     def test_urlencode_postdata(self):
 378         data = urlencode_postdata({'username': 'foo@bar.com', 'password': '1234'})
 379         self.assertTrue(isinstance(data, bytes))
 380
 381     def test_parse_iso8601(self):
 382         self.assertEqual(parse_iso8601('2014-03-23T23:04:26+0100'), 1395612266)
 383         self.assertEqual(parse_iso8601('2014-03-23T22:04:26+0000'), 1395612266)
 384         self.assertEqual(parse_iso8601('2014-03-23T22:04:26Z'), 1395612266)
 385         self.assertEqual(parse_iso8601('2014-03-23T22:04:26.1234Z'), 1395612266)
 386
 387     def test_strip_jsonp(self):
 388         stripped = strip_jsonp('cb ([ {"id":"532cb",\n\n\n"x":\n3}\n]\n);')
 389         d = json.loads(stripped)
 390         self.assertEqual(d, [{"id": "532cb", "x": 3}])
 391
 392         stripped = strip_jsonp('parseMetadata({"STATUS":"OK"})\n\n\n//epc')
 393         d = json.loads(stripped)
 394         self.assertEqual(d, {'STATUS': 'OK'})
 395
 396     def test_uppercase_escape(self):
 397         self.assertEqual(uppercase_escape('aä'), 'aä')
 398         self.assertEqual(uppercase_escape('\\U0001d550'), '𝕐')
 399
 400     def test_limit_length(self):
 401         self.assertEqual(limit_length(None, 12), None)
 402         self.assertEqual(limit_length('foo', 12), 'foo')
 403         self.assertTrue(
 404             limit_length('foo bar baz asd', 12).startswith('foo bar'))
 405         self.assertTrue('...' in limit_length('foo bar baz asd', 12))
 406
 407     def test_escape_rfc3986(self):
 408         reserved = "!*'();:@&=+$,/?#[]"
 409         unreserved = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_.~'
 410         self.assertEqual(escape_rfc3986(reserved), reserved)
 411         self.assertEqual(escape_rfc3986(unreserved), unreserved)
 412         self.assertEqual(escape_rfc3986('тест'), '%D1%82%D0%B5%D1%81%D1%82')
 413         self.assertEqual(escape_rfc3986('%D1%82%D0%B5%D1%81%D1%82'), '%D1%82%D0%B5%D1%81%D1%82')
 414         self.assertEqual(escape_rfc3986('foo bar'), 'foo%20bar')
 415         self.assertEqual(escape_rfc3986('foo%20bar'), 'foo%20bar')
 416
 417     def test_escape_url(self):
 418         self.assertEqual(
 419             escape_url('http://wowza.imust.org/srv/vod/telemb/new/UPLOAD/UPLOAD/20224_IncendieHavré_FD.mp4'),
 420             'http://wowza.imust.org/srv/vod/telemb/new/UPLOAD/UPLOAD/20224_IncendieHavre%CC%81_FD.mp4'
 421         )
 422         self.assertEqual(
 423             escape_url('http://www.ardmediathek.de/tv/Sturm-der-Liebe/Folge-2036-Zu-Mann-und-Frau-erklärt/Das-Erste/Video?documentId=22673108&bcastId=5290'),
 424             'http://www.ardmediathek.de/tv/Sturm-der-Liebe/Folge-2036-Zu-Mann-und-Frau-erkl%C3%A4rt/Das-Erste/Video?documentId=22673108&bcastId=5290'
 425         )
 426         self.assertEqual(
 427             escape_url('http://тест.рф/фрагмент'),
 428             'http://тест.рф/%D1%84%D1%80%D0%B0%D0%B3%D0%BC%D0%B5%D0%BD%D1%82'
 429         )
 430         self.assertEqual(
 431             escape_url('http://тест.рф/абв?абв=абв#абв'),
 432             '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'
 433         )
 434         self.assertEqual(escape_url('http://vimeo.com/56015672#at=0'), 'http://vimeo.com/56015672#at=0')
 435
 436     def test_js_to_json_realworld(self):
 437         inp = '''{
 438             'clip':{'provider':'pseudo'}
 439         }'''
 440         self.assertEqual(js_to_json(inp), '''{
 441             "clip":{"provider":"pseudo"}
 442         }''')
 443         json.loads(js_to_json(inp))
 444
 445         inp = '''{
 446             'playlist':[{'controls':{'all':null}}]
 447         }'''
 448         self.assertEqual(js_to_json(inp), '''{
 449             "playlist":[{"controls":{"all":null}}]
 450         }''')
 451
 452         inp = '"SAND Number: SAND 2013-7800P\\nPresenter: Tom Russo\\nHabanero Software Training - Xyce Software\\nXyce, Sandia\\u0027s"'
 453         json_code = js_to_json(inp)
 454         self.assertEqual(json.loads(json_code), json.loads(inp))
 455
 456     def test_js_to_json_edgecases(self):
 457         on = js_to_json("{abc_def:'1\\'\\\\2\\\\\\'3\"4'}")
 458         self.assertEqual(json.loads(on), {"abc_def": "1'\\2\\'3\"4"})
 459
 460         on = js_to_json('{"abc": true}')
 461         self.assertEqual(json.loads(on), {'abc': True})
 462
 463         # Ignore JavaScript code as well
 464         on = js_to_json('''{
 465             "x": 1,
 466             y: "a",
 467             z: some.code
 468         }''')
 469         d = json.loads(on)
 470         self.assertEqual(d['x'], 1)
 471         self.assertEqual(d['y'], 'a')
 472
 473     def test_clean_html(self):
 474         self.assertEqual(clean_html('a:\nb'), 'a: b')
 475         self.assertEqual(clean_html('a:\n   "b"'), 'a:    "b"')
 476
 477     def test_intlist_to_bytes(self):
 478         self.assertEqual(
 479             intlist_to_bytes([0, 1, 127, 128, 255]),
 480             b'\x00\x01\x7f\x80\xff')
 481
 482     def test_args_to_str(self):
 483         self.assertEqual(
 484             args_to_str(['foo', 'ba/r', '-baz', '2 be', '']),
 485             'foo ba/r -baz \'2 be\' \'\''
 486         )
 487
 488     def test_parse_filesize(self):
 489         self.assertEqual(parse_filesize(None), None)
 490         self.assertEqual(parse_filesize(''), None)
 491         self.assertEqual(parse_filesize('91 B'), 91)
 492         self.assertEqual(parse_filesize('foobar'), None)
 493         self.assertEqual(parse_filesize('2 MiB'), 2097152)
 494         self.assertEqual(parse_filesize('5 GB'), 5000000000)
 495         self.assertEqual(parse_filesize('1.2Tb'), 1200000000000)
 496         self.assertEqual(parse_filesize('1,24 KB'), 1240)
 497
 498     def test_version_tuple(self):
 499         self.assertEqual(version_tuple('1'), (1,))
 500         self.assertEqual(version_tuple('10.23.344'), (10, 23, 344))
 501         self.assertEqual(version_tuple('10.1-6'), (10, 1, 6))  # avconv style
 502
 503     def test_detect_exe_version(self):
 504         self.assertEqual(detect_exe_version('''ffmpeg version 1.2.1
 505 built on May 27 2013 08:37:26 with gcc 4.7 (Debian 4.7.3-4)
 506 configuration: --prefix=/usr --extra-'''), '1.2.1')
 507         self.assertEqual(detect_exe_version('''ffmpeg version N-63176-g1fb4685
 508 built on May 15 2014 22:09:06 with gcc 4.8.2 (GCC)'''), 'N-63176-g1fb4685')
 509         self.assertEqual(detect_exe_version('''X server found. dri2 connection failed!
 510 Trying to open render node...
 511 Success at /dev/dri/renderD128.
 512 ffmpeg version 2.4.4 Copyright (c) 2000-2014 the FFmpeg ...'''), '2.4.4')
 513
 514     def test_age_restricted(self):
 515         self.assertFalse(age_restricted(None, 10))  # unrestricted content
 516         self.assertFalse(age_restricted(1, None))  # unrestricted policy
 517         self.assertFalse(age_restricted(8, 10))
 518         self.assertTrue(age_restricted(18, 14))
 519         self.assertFalse(age_restricted(18, 18))
 520
 521     def test_is_html(self):
 522         self.assertFalse(is_html(b'\x49\x44\x43<html'))
 523         self.assertTrue(is_html(b'<!DOCTYPE foo>\xaaa'))
 524         self.assertTrue(is_html(  # UTF-8 with BOM
 525             b'\xef\xbb\xbf<!DOCTYPE foo>\xaaa'))
 526         self.assertTrue(is_html(  # UTF-16-LE
 527             b'\xff\xfe<\x00h\x00t\x00m\x00l\x00>\x00\xe4\x00'
 528         ))
 529         self.assertTrue(is_html(  # UTF-16-BE
 530             b'\xfe\xff\x00<\x00h\x00t\x00m\x00l\x00>\x00\xe4'
 531         ))
 532         self.assertTrue(is_html(  # UTF-32-BE
 533             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'))
 534         self.assertTrue(is_html(  # UTF-32-LE
 535             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'))
 536
 537     def test_render_table(self):
 538         self.assertEqual(
 539             render_table(
 540                 ['a', 'bcd'],
 541                 [[123, 4], [9999, 51]]),
 542             'a    bcd\n'
 543             '123  4\n'
 544             '9999 51')
 545
 546     def test_match_str(self):
 547         self.assertRaises(ValueError, match_str, 'xy>foobar', {})
 548         self.assertFalse(match_str('xy', {'x': 1200}))
 549         self.assertTrue(match_str('!xy', {'x': 1200}))
 550         self.assertTrue(match_str('x', {'x': 1200}))
 551         self.assertFalse(match_str('!x', {'x': 1200}))
 552         self.assertTrue(match_str('x', {'x': 0}))
 553         self.assertFalse(match_str('x>0', {'x': 0}))
 554         self.assertFalse(match_str('x>0', {}))
 555         self.assertTrue(match_str('x>?0', {}))
 556         self.assertTrue(match_str('x>1K', {'x': 1200}))
 557         self.assertFalse(match_str('x>2K', {'x': 1200}))
 558         self.assertTrue(match_str('x>=1200 & x < 1300', {'x': 1200}))
 559         self.assertFalse(match_str('x>=1100 & x < 1200', {'x': 1200}))
 560         self.assertFalse(match_str('y=a212', {'y': 'foobar42'}))
 561         self.assertTrue(match_str('y=foobar42', {'y': 'foobar42'}))
 562         self.assertFalse(match_str('y!=foobar42', {'y': 'foobar42'}))
 563         self.assertTrue(match_str('y!=foobar2', {'y': 'foobar42'}))
 564         self.assertFalse(match_str(
 565             'like_count > 100 & dislike_count <? 50 & description',
 566             {'like_count': 90, 'description': 'foo'}))
 567         self.assertTrue(match_str(
 568             'like_count > 100 & dislike_count <? 50 & description',
 569             {'like_count': 190, 'description': 'foo'}))
 570         self.assertFalse(match_str(
 571             'like_count > 100 & dislike_count <? 50 & description',
 572             {'like_count': 190, 'dislike_count': 60, 'description': 'foo'}))
 573         self.assertFalse(match_str(
 574             'like_count > 100 & dislike_count <? 50 & description',
 575             {'like_count': 190, 'dislike_count': 10}))
 576
 577
 578 if __name__ == '__main__':
 579     unittest.main()