-#!/usr/bin/env python
+#!/usr/bin/env python3
# coding: utf-8
from __future__ import unicode_literals
# Various small unit tests
import io
+import itertools
import json
import xml.etree.ElementTree
-from youtube_dl.utils import (
+from yt_dlp.utils import (
age_restricted,
args_to_str,
encode_base_n,
+ caesar,
clean_html,
+ clean_podcast_url,
date_from_str,
+ datetime_from_str,
DateRange,
detect_exe_version,
determine_ext,
parse_iso8601,
parse_resolution,
parse_bitrate,
+ parse_qs,
pkcs1pad,
read_batch_urls,
sanitize_filename,
sanitize_path,
sanitize_url,
+ sanitized_Request,
expand_path,
prepend_extension,
replace_extension,
remove_start,
remove_end,
remove_quotes,
+ rot47,
shell_quote,
smuggle_url,
str_to_int,
strip_jsonp,
+ strip_or_none,
+ subtitles_filename,
timeconvert,
unescapeHTML,
unified_strdate,
cli_valueless_option,
cli_bool_option,
parse_codecs,
+ iri_to_uri,
+ LazyList,
)
-from youtube_dl.compat import (
+from yt_dlp.compat import (
compat_chr,
compat_etree_fromstring,
compat_getenv,
compat_os_name,
compat_setenv,
- compat_urlparse,
- compat_parse_qs,
)
self.assertTrue(timeconvert('bougrg') is None)
def test_sanitize_filename(self):
+ self.assertEqual(sanitize_filename(''), '')
self.assertEqual(sanitize_filename('abc'), 'abc')
self.assertEqual(sanitize_filename('abc_d-e'), 'abc_d-e')
self.assertEqual(sanitize_filename(
'ÂÃÄÀÁÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖŐØŒÙÚÛÜŰÝÞßàáâãäåæçèéêëìíîïðñòóôõöőøœùúûüűýþÿ', restricted=True),
- 'AAAAAAAECEEEEIIIIDNOOOOOOOOEUUUUUYPssaaaaaaaeceeeeiiiionooooooooeuuuuuypy')
+ 'AAAAAAAECEEEEIIIIDNOOOOOOOOEUUUUUYTHssaaaaaaaeceeeeiiiionooooooooeuuuuuythy')
def test_sanitize_ids(self):
self.assertEqual(sanitize_filename('_n_cd26wFpw', is_id=True), '_n_cd26wFpw')
self.assertEqual(sanitize_url('httpss://foo.bar'), 'https://foo.bar')
self.assertEqual(sanitize_url('rmtps://foo.bar'), 'rtmps://foo.bar')
self.assertEqual(sanitize_url('https://foo.bar'), 'https://foo.bar')
+ self.assertEqual(sanitize_url('foo bar'), 'foo bar')
+
+ def test_extract_basic_auth(self):
+ auth_header = lambda url: sanitized_Request(url).get_header('Authorization')
+ self.assertFalse(auth_header('http://foo.bar'))
+ self.assertFalse(auth_header('http://:foo.bar'))
+ self.assertEqual(auth_header('http://@foo.bar'), 'Basic Og==')
+ self.assertEqual(auth_header('http://:pass@foo.bar'), 'Basic OnBhc3M=')
+ self.assertEqual(auth_header('http://user:@foo.bar'), 'Basic dXNlcjo=')
+ self.assertEqual(auth_header('http://user:pass@foo.bar'), 'Basic dXNlcjpwYXNz')
def test_expand_path(self):
def env(var):
return '%{0}%'.format(var) if sys.platform == 'win32' else '${0}'.format(var)
- compat_setenv('YOUTUBE_DL_EXPATH_PATH', 'expanded')
- self.assertEqual(expand_path(env('YOUTUBE_DL_EXPATH_PATH')), 'expanded')
+ compat_setenv('yt_dlp_EXPATH_PATH', 'expanded')
+ self.assertEqual(expand_path(env('yt_dlp_EXPATH_PATH')), 'expanded')
self.assertEqual(expand_path(env('HOME')), compat_getenv('HOME'))
self.assertEqual(expand_path('~'), compat_getenv('HOME'))
self.assertEqual(
- expand_path('~/%s' % env('YOUTUBE_DL_EXPATH_PATH')),
+ expand_path('~/%s' % env('yt_dlp_EXPATH_PATH')),
'%s/expanded' % compat_getenv('HOME'))
def test_prepend_extension(self):
self.assertEqual(replace_extension('.abc', 'temp'), '.abc.temp')
self.assertEqual(replace_extension('.abc.ext', 'temp'), '.abc.temp')
+ def test_subtitles_filename(self):
+ self.assertEqual(subtitles_filename('abc.ext', 'en', 'vtt'), 'abc.en.vtt')
+ self.assertEqual(subtitles_filename('abc.ext', 'en', 'vtt', 'ext'), 'abc.en.vtt')
+ self.assertEqual(subtitles_filename('abc.unexpected_ext', 'en', 'vtt', 'ext'), 'abc.unexpected_ext.en.vtt')
+
def test_remove_start(self):
self.assertEqual(remove_start(None, 'A - '), None)
self.assertEqual(remove_start('A - B', 'A - '), 'B')
self.assertEqual(date_from_str('yesterday'), date_from_str('now-1day'))
self.assertEqual(date_from_str('now+7day'), date_from_str('now+1week'))
self.assertEqual(date_from_str('now+14day'), date_from_str('now+2week'))
- self.assertEqual(date_from_str('now+365day'), date_from_str('now+1year'))
- self.assertEqual(date_from_str('now+30day'), date_from_str('now+1month'))
+ self.assertEqual(date_from_str('20200229+365day'), date_from_str('20200229+1year'))
+ self.assertEqual(date_from_str('20210131+28day'), date_from_str('20210131+1month'))
+
+ def test_datetime_from_str(self):
+ self.assertEqual(datetime_from_str('yesterday', precision='day'), datetime_from_str('now-1day', precision='auto'))
+ self.assertEqual(datetime_from_str('now+7day', precision='day'), datetime_from_str('now+1week', precision='auto'))
+ self.assertEqual(datetime_from_str('now+14day', precision='day'), datetime_from_str('now+2week', precision='auto'))
+ self.assertEqual(datetime_from_str('20200229+365day', precision='day'), datetime_from_str('20200229+1year', precision='auto'))
+ self.assertEqual(datetime_from_str('20210131+28day', precision='day'), datetime_from_str('20210131+1month', precision='auto'))
+ self.assertEqual(datetime_from_str('20210131+59day', precision='day'), datetime_from_str('20210131+2month', precision='auto'))
+ self.assertEqual(datetime_from_str('now+1day', precision='hour'), datetime_from_str('now+24hours', precision='auto'))
+ self.assertEqual(datetime_from_str('now+23hours', precision='hour'), datetime_from_str('now+23hours', precision='auto'))
def test_daterange(self):
_20century = DateRange("19000101", "20000101")
self.assertEqual(unified_strdate('July 15th, 2013'), '20130715')
self.assertEqual(unified_strdate('September 1st, 2013'), '20130901')
self.assertEqual(unified_strdate('Sep 2nd, 2013'), '20130902')
+ self.assertEqual(unified_strdate('November 3rd, 2019'), '20191103')
+ self.assertEqual(unified_strdate('October 23rd, 2005'), '20051023')
def test_unified_timestamps(self):
self.assertEqual(unified_timestamp('December 21, 2010'), 1292889600)
def test_str_to_int(self):
self.assertEqual(str_to_int('123,456'), 123456)
self.assertEqual(str_to_int('123.456'), 123456)
+ self.assertEqual(str_to_int(523), 523)
+ # Python 3 has no long
+ if sys.version_info < (3, 0):
+ eval('self.assertEqual(str_to_int(123456L), 123456)')
+ self.assertEqual(str_to_int('noninteger'), None)
+ self.assertEqual(str_to_int([]), None)
def test_url_basename(self):
self.assertEqual(url_basename('http://foo.de/'), '')
self.assertEqual(url_or_none('http$://foo.de'), None)
self.assertEqual(url_or_none('http://foo.de'), 'http://foo.de')
self.assertEqual(url_or_none('//foo.de'), '//foo.de')
+ self.assertEqual(url_or_none('s3://foo.de'), None)
+ self.assertEqual(url_or_none('rtmpte://foo.de'), 'rtmpte://foo.de')
+ self.assertEqual(url_or_none('mms://foo.de'), 'mms://foo.de')
+ self.assertEqual(url_or_none('rtspu://foo.de'), 'rtspu://foo.de')
+ self.assertEqual(url_or_none('ftps://foo.de'), 'ftps://foo.de')
def test_parse_age_limit(self):
self.assertEqual(parse_age_limit(None), None)
self.assertTrue(isinstance(data, bytes))
def test_update_url_query(self):
- def query_dict(url):
- return compat_parse_qs(compat_urlparse.urlparse(url).query)
- self.assertEqual(query_dict(update_url_query(
+ self.assertEqual(parse_qs(update_url_query(
'http://example.com/path', {'quality': ['HD'], 'format': ['mp4']})),
- query_dict('http://example.com/path?quality=HD&format=mp4'))
- self.assertEqual(query_dict(update_url_query(
+ parse_qs('http://example.com/path?quality=HD&format=mp4'))
+ self.assertEqual(parse_qs(update_url_query(
'http://example.com/path', {'system': ['LINUX', 'WINDOWS']})),
- query_dict('http://example.com/path?system=LINUX&system=WINDOWS'))
- self.assertEqual(query_dict(update_url_query(
+ parse_qs('http://example.com/path?system=LINUX&system=WINDOWS'))
+ self.assertEqual(parse_qs(update_url_query(
'http://example.com/path', {'fields': 'id,formats,subtitles'})),
- query_dict('http://example.com/path?fields=id,formats,subtitles'))
- self.assertEqual(query_dict(update_url_query(
+ parse_qs('http://example.com/path?fields=id,formats,subtitles'))
+ self.assertEqual(parse_qs(update_url_query(
'http://example.com/path', {'fields': ('id,formats,subtitles', 'thumbnails')})),
- query_dict('http://example.com/path?fields=id,formats,subtitles&fields=thumbnails'))
- self.assertEqual(query_dict(update_url_query(
+ parse_qs('http://example.com/path?fields=id,formats,subtitles&fields=thumbnails'))
+ self.assertEqual(parse_qs(update_url_query(
'http://example.com/path?manifest=f4m', {'manifest': []})),
- query_dict('http://example.com/path'))
- self.assertEqual(query_dict(update_url_query(
+ parse_qs('http://example.com/path'))
+ self.assertEqual(parse_qs(update_url_query(
'http://example.com/path?system=LINUX&system=WINDOWS', {'system': 'LINUX'})),
- query_dict('http://example.com/path?system=LINUX'))
- self.assertEqual(query_dict(update_url_query(
+ parse_qs('http://example.com/path?system=LINUX'))
+ self.assertEqual(parse_qs(update_url_query(
'http://example.com/path', {'fields': b'id,formats,subtitles'})),
- query_dict('http://example.com/path?fields=id,formats,subtitles'))
- self.assertEqual(query_dict(update_url_query(
+ parse_qs('http://example.com/path?fields=id,formats,subtitles'))
+ self.assertEqual(parse_qs(update_url_query(
'http://example.com/path', {'width': 1080, 'height': 720})),
- query_dict('http://example.com/path?width=1080&height=720'))
- self.assertEqual(query_dict(update_url_query(
+ parse_qs('http://example.com/path?width=1080&height=720'))
+ self.assertEqual(parse_qs(update_url_query(
'http://example.com/path', {'bitrate': 5020.43})),
- query_dict('http://example.com/path?bitrate=5020.43'))
- self.assertEqual(query_dict(update_url_query(
+ parse_qs('http://example.com/path?bitrate=5020.43'))
+ self.assertEqual(parse_qs(update_url_query(
'http://example.com/path', {'test': '第二行тест'})),
- query_dict('http://example.com/path?test=%E7%AC%AC%E4%BA%8C%E8%A1%8C%D1%82%D0%B5%D1%81%D1%82'))
+ parse_qs('http://example.com/path?test=%E7%AC%AC%E4%BA%8C%E8%A1%8C%D1%82%D0%B5%D1%81%D1%82'))
def test_multipart_encode(self):
self.assertEqual(
d = json.loads(stripped)
self.assertEqual(d, {'status': 'success'})
+ def test_strip_or_none(self):
+ self.assertEqual(strip_or_none(' abc'), 'abc')
+ self.assertEqual(strip_or_none('abc '), 'abc')
+ self.assertEqual(strip_or_none(' abc '), 'abc')
+ self.assertEqual(strip_or_none('\tabc\t'), 'abc')
+ self.assertEqual(strip_or_none('\n\tabc\n\t'), 'abc')
+ self.assertEqual(strip_or_none('abc'), 'abc')
+ self.assertEqual(strip_or_none(''), '')
+ self.assertEqual(strip_or_none(None), None)
+ self.assertEqual(strip_or_none(42), None)
+ self.assertEqual(strip_or_none([]), None)
+
def test_uppercase_escape(self):
self.assertEqual(uppercase_escape('aä'), 'aä')
self.assertEqual(uppercase_escape('\\U0001d550'), '𝕐')
self.assertEqual(mimetype2ext('text/vtt'), 'vtt')
self.assertEqual(mimetype2ext('text/vtt;charset=utf-8'), 'vtt')
self.assertEqual(mimetype2ext('text/html; charset=utf-8'), 'html')
+ self.assertEqual(mimetype2ext('audio/x-wav'), 'wav')
+ self.assertEqual(mimetype2ext('audio/x-wav;codec=pcm'), 'wav')
def test_month_by_name(self):
self.assertEqual(month_by_name(None), None)
'vcodec': 'av01.0.05M.08',
'acodec': 'none',
})
+ self.assertEqual(parse_codecs('theora, vorbis'), {
+ 'vcodec': 'theora',
+ 'acodec': 'vorbis',
+ })
+ self.assertEqual(parse_codecs('unknownvcodec, unknownacodec'), {
+ 'vcodec': 'unknownvcodec',
+ 'acodec': 'unknownacodec',
+ })
+ self.assertEqual(parse_codecs('unknown'), {})
def test_escape_rfc3986(self):
reserved = "!*'();:@&=+$,/?#[]"
self.assertEqual(d['x'], 1)
self.assertEqual(d['y'], 'a')
+ # Just drop ! prefix for now though this results in a wrong value
+ on = js_to_json('''{
+ a: !0,
+ b: !1,
+ c: !!0,
+ d: !!42.42,
+ e: !!![],
+ f: !"abc",
+ g: !"",
+ !42: 42
+ }''')
+ self.assertEqual(json.loads(on), {
+ 'a': 0,
+ 'b': 1,
+ 'c': 0,
+ 'd': 42.42,
+ 'e': [],
+ 'f': "abc",
+ 'g': "",
+ '42': 42
+ })
+
on = js_to_json('["abc", "def",]')
self.assertEqual(json.loads(on), ['abc', 'def'])
on = js_to_json('{42:4.2e1}')
self.assertEqual(json.loads(on), {'42': 42.0})
+ on = js_to_json('{ "0x40": "0x40" }')
+ self.assertEqual(json.loads(on), {'0x40': '0x40'})
+
+ on = js_to_json('{ "040": "040" }')
+ self.assertEqual(json.loads(on), {'040': '040'})
+
+ on = js_to_json('[1,//{},\n2]')
+ self.assertEqual(json.loads(on), [1, 2])
+
def test_js_to_json_malformed(self):
self.assertEqual(js_to_json('42a1'), '42"a1"')
self.assertEqual(js_to_json('42a-1'), '42"a"-1')
'9999 51')
def test_match_str(self):
- self.assertRaises(ValueError, match_str, 'xy>foobar', {})
+ # Unary
self.assertFalse(match_str('xy', {'x': 1200}))
self.assertTrue(match_str('!xy', {'x': 1200}))
self.assertTrue(match_str('x', {'x': 1200}))
self.assertFalse(match_str('!x', {'x': 1200}))
self.assertTrue(match_str('x', {'x': 0}))
+ self.assertTrue(match_str('is_live', {'is_live': True}))
+ self.assertFalse(match_str('is_live', {'is_live': False}))
+ self.assertFalse(match_str('is_live', {'is_live': None}))
+ self.assertFalse(match_str('is_live', {}))
+ self.assertFalse(match_str('!is_live', {'is_live': True}))
+ self.assertTrue(match_str('!is_live', {'is_live': False}))
+ self.assertTrue(match_str('!is_live', {'is_live': None}))
+ self.assertTrue(match_str('!is_live', {}))
+ self.assertTrue(match_str('title', {'title': 'abc'}))
+ self.assertTrue(match_str('title', {'title': ''}))
+ self.assertFalse(match_str('!title', {'title': 'abc'}))
+ self.assertFalse(match_str('!title', {'title': ''}))
+
+ # Numeric
self.assertFalse(match_str('x>0', {'x': 0}))
self.assertFalse(match_str('x>0', {}))
self.assertTrue(match_str('x>?0', {}))
self.assertFalse(match_str('x>2K', {'x': 1200}))
self.assertTrue(match_str('x>=1200 & x < 1300', {'x': 1200}))
self.assertFalse(match_str('x>=1100 & x < 1200', {'x': 1200}))
+
+ # String
self.assertFalse(match_str('y=a212', {'y': 'foobar42'}))
self.assertTrue(match_str('y=foobar42', {'y': 'foobar42'}))
self.assertFalse(match_str('y!=foobar42', {'y': 'foobar42'}))
self.assertTrue(match_str('y!=foobar2', {'y': 'foobar42'}))
+ self.assertTrue(match_str('y^=foo', {'y': 'foobar42'}))
+ self.assertFalse(match_str('y!^=foo', {'y': 'foobar42'}))
+ self.assertFalse(match_str('y^=bar', {'y': 'foobar42'}))
+ self.assertTrue(match_str('y!^=bar', {'y': 'foobar42'}))
+ self.assertRaises(ValueError, match_str, 'x^=42', {'x': 42})
+ self.assertTrue(match_str('y*=bar', {'y': 'foobar42'}))
+ self.assertFalse(match_str('y!*=bar', {'y': 'foobar42'}))
+ self.assertFalse(match_str('y*=baz', {'y': 'foobar42'}))
+ self.assertTrue(match_str('y!*=baz', {'y': 'foobar42'}))
+ self.assertTrue(match_str('y$=42', {'y': 'foobar42'}))
+ self.assertFalse(match_str('y$=43', {'y': 'foobar42'}))
+
+ # And
self.assertFalse(match_str(
'like_count > 100 & dislike_count <? 50 & description',
{'like_count': 90, 'description': 'foo'}))
self.assertFalse(match_str(
'like_count > 100 & dislike_count <? 50 & description',
{'like_count': 190, 'dislike_count': 10}))
- self.assertTrue(match_str('is_live', {'is_live': True}))
- self.assertFalse(match_str('is_live', {'is_live': False}))
- self.assertFalse(match_str('is_live', {'is_live': None}))
- self.assertFalse(match_str('is_live', {}))
- self.assertFalse(match_str('!is_live', {'is_live': True}))
- self.assertTrue(match_str('!is_live', {'is_live': False}))
- self.assertTrue(match_str('!is_live', {'is_live': None}))
- self.assertTrue(match_str('!is_live', {}))
- self.assertTrue(match_str('title', {'title': 'abc'}))
- self.assertTrue(match_str('title', {'title': ''}))
- self.assertFalse(match_str('!title', {'title': 'abc'}))
- self.assertFalse(match_str('!title', {'title': ''}))
+
+ # Regex
+ self.assertTrue(match_str(r'x~=\bbar', {'x': 'foo bar'}))
+ self.assertFalse(match_str(r'x~=\bbar.+', {'x': 'foo bar'}))
+ self.assertFalse(match_str(r'x~=^FOO', {'x': 'foo bar'}))
+ self.assertTrue(match_str(r'x~=(?i)^FOO', {'x': 'foo bar'}))
+
+ # Quotes
+ self.assertTrue(match_str(r'x^="foo"', {'x': 'foo "bar"'}))
+ self.assertFalse(match_str(r'x^="foo "', {'x': 'foo "bar"'}))
+ self.assertFalse(match_str(r'x$="bar"', {'x': 'foo "bar"'}))
+ self.assertTrue(match_str(r'x$=" \"bar\""', {'x': 'foo "bar"'}))
+
+ # Escaping &
+ self.assertFalse(match_str(r'x=foo & bar', {'x': 'foo & bar'}))
+ self.assertTrue(match_str(r'x=foo \& bar', {'x': 'foo & bar'}))
+ self.assertTrue(match_str(r'x=foo \& bar & x^=foo', {'x': 'foo & bar'}))
+ self.assertTrue(match_str(r'x="foo \& bar" & x^=foo', {'x': 'foo & bar'}))
+
+ # Example from docs
+ self.assertTrue(match_str(
+ r"!is_live & like_count>?100 & description~='(?i)\bcats \& dogs\b'",
+ {'description': 'Raining Cats & Dogs'}))
+
+ # Incomplete
+ self.assertFalse(match_str('id!=foo', {'id': 'foo'}, True))
+ self.assertTrue(match_str('x', {'id': 'foo'}, True))
+ self.assertTrue(match_str('!x', {'id': 'foo'}, True))
+ self.assertFalse(match_str('x', {'id': 'foo'}, False))
def test_parse_dfxp_time_expr(self):
self.assertEqual(parse_dfxp_time_expr(None), None)
self.assertRaises(ValueError, encode_base_n, 0, 70)
self.assertRaises(ValueError, encode_base_n, 0, 60, custom_table)
+ def test_caesar(self):
+ self.assertEqual(caesar('ace', 'abcdef', 2), 'cea')
+ self.assertEqual(caesar('cea', 'abcdef', -2), 'ace')
+ self.assertEqual(caesar('ace', 'abcdef', -2), 'eac')
+ self.assertEqual(caesar('eac', 'abcdef', 2), 'ace')
+ self.assertEqual(caesar('ace', 'abcdef', 0), 'ace')
+ self.assertEqual(caesar('xyz', 'abcdef', 2), 'xyz')
+ self.assertEqual(caesar('abc', 'acegik', 2), 'ebg')
+ self.assertEqual(caesar('ebg', 'acegik', -2), 'abc')
+
+ def test_rot47(self):
+ self.assertEqual(rot47('yt-dlp'), r'JE\5=A')
+ self.assertEqual(rot47('YT-DLP'), r'*%\s{!')
+
def test_urshift(self):
self.assertEqual(urshift(3, 1), 1)
self.assertEqual(urshift(-3, 1), 2147483646)
self.assertEqual(get_elements_by_attribute('class', 'foo', html), [])
self.assertEqual(get_elements_by_attribute('class', 'no-such-foo', html), [])
+ def test_iri_to_uri(self):
+ self.assertEqual(
+ iri_to_uri('https://www.google.com/search?q=foo&ie=utf-8&oe=utf-8&client=firefox-b'),
+ 'https://www.google.com/search?q=foo&ie=utf-8&oe=utf-8&client=firefox-b') # Same
+ self.assertEqual(
+ iri_to_uri('https://www.google.com/search?q=Käsesoßenrührlöffel'), # German for cheese sauce stirring spoon
+ 'https://www.google.com/search?q=K%C3%A4seso%C3%9Fenr%C3%BChrl%C3%B6ffel')
+ self.assertEqual(
+ iri_to_uri('https://www.google.com/search?q=lt<+gt>+eq%3D+amp%26+percent%25+hash%23+colon%3A+tilde~#trash=?&garbage=#'),
+ 'https://www.google.com/search?q=lt%3C+gt%3E+eq%3D+amp%26+percent%25+hash%23+colon%3A+tilde~#trash=?&garbage=#')
+ self.assertEqual(
+ iri_to_uri('http://правозащита38.рф/category/news/'),
+ 'http://xn--38-6kcaak9aj5chl4a3g.xn--p1ai/category/news/')
+ self.assertEqual(
+ iri_to_uri('http://www.правозащита38.рф/category/news/'),
+ 'http://www.xn--38-6kcaak9aj5chl4a3g.xn--p1ai/category/news/')
+ self.assertEqual(
+ iri_to_uri('https://i❤.ws/emojidomain/👍👏🤝💪'),
+ 'https://xn--i-7iq.ws/emojidomain/%F0%9F%91%8D%F0%9F%91%8F%F0%9F%A4%9D%F0%9F%92%AA')
+ self.assertEqual(
+ iri_to_uri('http://日本語.jp/'),
+ 'http://xn--wgv71a119e.jp/')
+ self.assertEqual(
+ iri_to_uri('http://导航.中国/'),
+ 'http://xn--fet810g.xn--fiqs8s/')
+
+ def test_clean_podcast_url(self):
+ self.assertEqual(clean_podcast_url('https://www.podtrac.com/pts/redirect.mp3/chtbl.com/track/5899E/traffic.megaphone.fm/HSW7835899191.mp3'), 'https://traffic.megaphone.fm/HSW7835899191.mp3')
+ self.assertEqual(clean_podcast_url('https://play.podtrac.com/npr-344098539/edge1.pod.npr.org/anon.npr-podcasts/podcast/npr/waitwait/2020/10/20201003_waitwait_wwdtmpodcast201003-015621a5-f035-4eca-a9a1-7c118d90bc3c.mp3'), 'https://edge1.pod.npr.org/anon.npr-podcasts/podcast/npr/waitwait/2020/10/20201003_waitwait_wwdtmpodcast201003-015621a5-f035-4eca-a9a1-7c118d90bc3c.mp3')
+
+ def test_LazyList(self):
+ it = list(range(10))
+
+ self.assertEqual(list(LazyList(it)), it)
+ self.assertEqual(LazyList(it).exhaust(), it)
+ self.assertEqual(LazyList(it)[5], it[5])
+
+ self.assertEqual(LazyList(it)[5:], it[5:])
+ self.assertEqual(LazyList(it)[:5], it[:5])
+ self.assertEqual(LazyList(it)[::2], it[::2])
+ self.assertEqual(LazyList(it)[1::2], it[1::2])
+ self.assertEqual(LazyList(it)[5::-1], it[5::-1])
+ self.assertEqual(LazyList(it)[6:2:-2], it[6:2:-2])
+ self.assertEqual(LazyList(it)[::-1], it[::-1])
+
+ self.assertTrue(LazyList(it))
+ self.assertFalse(LazyList(range(0)))
+ self.assertEqual(len(LazyList(it)), len(it))
+ self.assertEqual(repr(LazyList(it)), repr(it))
+ self.assertEqual(str(LazyList(it)), str(it))
+
+ self.assertEqual(list(LazyList(it).reverse()), it[::-1])
+ self.assertEqual(list(LazyList(it).reverse()[1:3:7]), it[::-1][1:3:7])
+ self.assertEqual(list(LazyList(it).reverse()[::-1]), it)
+
+ def test_LazyList_laziness(self):
+
+ def test(ll, idx, val, cache):
+ self.assertEqual(ll[idx], val)
+ self.assertEqual(getattr(ll, '_LazyList__cache'), list(cache))
+
+ ll = LazyList(range(10))
+ test(ll, 0, 0, range(1))
+ test(ll, 5, 5, range(6))
+ test(ll, -3, 7, range(10))
+
+ ll = LazyList(range(10)).reverse()
+ test(ll, -1, 0, range(1))
+ test(ll, 3, 6, range(10))
+
+ ll = LazyList(itertools.count())
+ test(ll, 10, 10, range(11))
+ ll.reverse()
+ test(ll, -15, 14, range(15))
+
if __name__ == '__main__':
unittest.main()