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#!/usr/bin/env python
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# coding: utf-8
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from __future__ import unicode_literals
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# Allow direct execution
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import os
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import sys
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import unittest
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sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
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# Various small unit tests
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import io
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import json
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import xml.etree.ElementTree
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from youtube_dl.utils import (
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DateRange,
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encodeFilename,
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find_xpath_attr,
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fix_xml_ampersands,
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get_meta_content,
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orderedSet,
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PagedList,
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parse_duration,
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read_batch_urls,
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sanitize_filename,
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shell_quote,
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smuggle_url,
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str_to_int,
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struct_unpack,
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timeconvert,
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unescapeHTML,
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unified_strdate,
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unsmuggle_url,
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url_basename,
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urlencode_postdata,
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xpath_with_ns,
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parse_iso8601,
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strip_jsonp,
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uppercase_escape,
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)
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class TestUtil(unittest.TestCase):
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def test_timeconvert(self):
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self.assertTrue(timeconvert('') is None)
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self.assertTrue(timeconvert('bougrg') is None)
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def test_sanitize_filename(self):
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self.assertEqual(sanitize_filename('abc'), 'abc')
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self.assertEqual(sanitize_filename('abc_d-e'), 'abc_d-e')
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self.assertEqual(sanitize_filename('123'), '123')
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self.assertEqual('abc_de', sanitize_filename('abc/de'))
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self.assertFalse('/' in sanitize_filename('abc/de///'))
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self.assertEqual('abc_de', sanitize_filename('abc/<>\\*|de'))
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self.assertEqual('xxx', sanitize_filename('xxx/<>\\*|'))
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self.assertEqual('yes no', sanitize_filename('yes? no'))
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self.assertEqual('this - that', sanitize_filename('this: that'))
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self.assertEqual(sanitize_filename('AT&T'), 'AT&T')
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aumlaut = 'ä'
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self.assertEqual(sanitize_filename(aumlaut), aumlaut)
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tests = '\u043a\u0438\u0440\u0438\u043b\u043b\u0438\u0446\u0430'
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self.assertEqual(sanitize_filename(tests), tests)
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forbidden = '"\0\\/'
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for fc in forbidden:
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for fbc in forbidden:
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self.assertTrue(fbc not in sanitize_filename(fc))
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def test_sanitize_filename_restricted(self):
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self.assertEqual(sanitize_filename('abc', restricted=True), 'abc')
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self.assertEqual(sanitize_filename('abc_d-e', restricted=True), 'abc_d-e')
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self.assertEqual(sanitize_filename('123', restricted=True), '123')
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self.assertEqual('abc_de', sanitize_filename('abc/de', restricted=True))
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self.assertFalse('/' in sanitize_filename('abc/de///', restricted=True))
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self.assertEqual('abc_de', sanitize_filename('abc/<>\\*|de', restricted=True))
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self.assertEqual('xxx', sanitize_filename('xxx/<>\\*|', restricted=True))
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self.assertEqual('yes_no', sanitize_filename('yes? no', restricted=True))
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self.assertEqual('this_-_that', sanitize_filename('this: that', restricted=True))
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tests = 'a\xe4b\u4e2d\u56fd\u7684c'
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self.assertEqual(sanitize_filename(tests, restricted=True), 'a_b_c')
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self.assertTrue(sanitize_filename('\xf6', restricted=True) != '') # No empty filename
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forbidden = '"\0\\/&!: \'\t\n()[]{}$;`^,#'
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for fc in forbidden:
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for fbc in forbidden:
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self.assertTrue(fbc not in sanitize_filename(fc, restricted=True))
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# Handle a common case more neatly
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self.assertEqual(sanitize_filename('\u5927\u58f0\u5e26 - Song', restricted=True), 'Song')
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self.assertEqual(sanitize_filename('\u603b\u7edf: Speech', restricted=True), 'Speech')
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# .. but make sure the file name is never empty
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self.assertTrue(sanitize_filename('-', restricted=True) != '')
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self.assertTrue(sanitize_filename(':', restricted=True) != '')
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def test_sanitize_ids(self):
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self.assertEqual(sanitize_filename('_n_cd26wFpw', is_id=True), '_n_cd26wFpw')
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self.assertEqual(sanitize_filename('_BD_eEpuzXw', is_id=True), '_BD_eEpuzXw')
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self.assertEqual(sanitize_filename('N0Y__7-UOdI', is_id=True), 'N0Y__7-UOdI')
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def test_ordered_set(self):
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self.assertEqual(orderedSet([1, 1, 2, 3, 4, 4, 5, 6, 7, 3, 5]), [1, 2, 3, 4, 5, 6, 7])
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self.assertEqual(orderedSet([]), [])
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self.assertEqual(orderedSet([1]), [1])
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#keep the list ordered
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self.assertEqual(orderedSet([135, 1, 1, 1]), [135, 1])
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def test_unescape_html(self):
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self.assertEqual(unescapeHTML('%20;'), '%20;')
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self.assertEqual(
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unescapeHTML('é'), 'é')
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def test_daterange(self):
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_20century = DateRange("19000101","20000101")
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self.assertFalse("17890714" in _20century)
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_ac = DateRange("00010101")
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self.assertTrue("19690721" in _ac)
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_firstmilenium = DateRange(end="10000101")
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self.assertTrue("07110427" in _firstmilenium)
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def test_unified_dates(self):
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self.assertEqual(unified_strdate('December 21, 2010'), '20101221')
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self.assertEqual(unified_strdate('8/7/2009'), '20090708')
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self.assertEqual(unified_strdate('Dec 14, 2012'), '20121214')
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self.assertEqual(unified_strdate('2012/10/11 01:56:38 +0000'), '20121011')
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self.assertEqual(unified_strdate('1968-12-10'), '19681210')
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def test_find_xpath_attr(self):
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testxml = '''<root>
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<node/>
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<node x="a"/>
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<node x="a" y="c" />
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<node x="b" y="d" />
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</root>'''
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doc = xml.etree.ElementTree.fromstring(testxml)
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self.assertEqual(find_xpath_attr(doc, './/fourohfour', 'n', 'v'), None)
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self.assertEqual(find_xpath_attr(doc, './/node', 'x', 'a'), doc[1])
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self.assertEqual(find_xpath_attr(doc, './/node', 'y', 'c'), doc[2])
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def test_meta_parser(self):
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testhtml = '''
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<head>
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<meta name="description" content="foo & bar">
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<meta content='Plato' name='author'/>
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</head>
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'''
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get_meta = lambda name: get_meta_content(name, testhtml)
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self.assertEqual(get_meta('description'), 'foo & bar')
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self.assertEqual(get_meta('author'), 'Plato')
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def test_xpath_with_ns(self):
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testxml = '''<root xmlns:media="http://example.com/">
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<media:song>
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<media:author>The Author</media:author>
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<url>http://server.com/download.mp3</url>
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</media:song>
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</root>'''
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doc = xml.etree.ElementTree.fromstring(testxml)
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find = lambda p: doc.find(xpath_with_ns(p, {'media': 'http://example.com/'}))
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self.assertTrue(find('media:song') is not None)
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self.assertEqual(find('media:song/media:author').text, 'The Author')
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self.assertEqual(find('media:song/url').text, 'http://server.com/download.mp3')
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def test_smuggle_url(self):
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data = {u"ö": u"ö", u"abc": [3]}
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url = 'https://foo.bar/baz?x=y#a'
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smug_url = smuggle_url(url, data)
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unsmug_url, unsmug_data = unsmuggle_url(smug_url)
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self.assertEqual(url, unsmug_url)
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self.assertEqual(data, unsmug_data)
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res_url, res_data = unsmuggle_url(url)
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self.assertEqual(res_url, url)
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self.assertEqual(res_data, None)
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def test_shell_quote(self):
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args = ['ffmpeg', '-i', encodeFilename('ñ€ß\'.mp4')]
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self.assertEqual(shell_quote(args), """ffmpeg -i 'ñ€ß'"'"'.mp4'""")
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def test_str_to_int(self):
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self.assertEqual(str_to_int('123,456'), 123456)
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self.assertEqual(str_to_int('123.456'), 123456)
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def test_url_basename(self):
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self.assertEqual(url_basename('http://foo.de/'), '')
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self.assertEqual(url_basename('http://foo.de/bar/baz'), 'baz')
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self.assertEqual(url_basename('http://foo.de/bar/baz?x=y'), 'baz')
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self.assertEqual(url_basename('http://foo.de/bar/baz#x=y'), 'baz')
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self.assertEqual(url_basename('http://foo.de/bar/baz/'), 'baz')
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self.assertEqual(
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url_basename('http://media.w3.org/2010/05/sintel/trailer.mp4'),
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'trailer.mp4')
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def test_parse_duration(self):
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self.assertEqual(parse_duration(None), None)
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self.assertEqual(parse_duration('1'), 1)
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self.assertEqual(parse_duration('1337:12'), 80232)
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self.assertEqual(parse_duration('9:12:43'), 33163)
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self.assertEqual(parse_duration('12:00'), 720)
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self.assertEqual(parse_duration('00:01:01'), 61)
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self.assertEqual(parse_duration('x:y'), None)
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self.assertEqual(parse_duration('3h11m53s'), 11513)
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self.assertEqual(parse_duration('62m45s'), 3765)
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self.assertEqual(parse_duration('6m59s'), 419)
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self.assertEqual(parse_duration('49s'), 49)
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self.assertEqual(parse_duration('0h0m0s'), 0)
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self.assertEqual(parse_duration('0m0s'), 0)
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self.assertEqual(parse_duration('0s'), 0)
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self.assertEqual(parse_duration('01:02:03.05'), 3723.05)
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def test_fix_xml_ampersands(self):
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self.assertEqual(
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fix_xml_ampersands('"&x=y&z=a'), '"&x=y&z=a')
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self.assertEqual(
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fix_xml_ampersands('"&x=y&wrong;&z=a'),
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'"&x=y&wrong;&z=a')
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self.assertEqual(
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fix_xml_ampersands('&'><"'),
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'&'><"')
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self.assertEqual(
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fix_xml_ampersands('Ӓ᪼'), 'Ӓ᪼')
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self.assertEqual(fix_xml_ampersands('&#&#'), '&#&#')
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def test_paged_list(self):
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def testPL(size, pagesize, sliceargs, expected):
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def get_page(pagenum):
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firstid = pagenum * pagesize
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upto = min(size, pagenum * pagesize + pagesize)
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for i in range(firstid, upto):
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yield i
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pl = PagedList(get_page, pagesize)
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got = pl.getslice(*sliceargs)
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self.assertEqual(got, expected)
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testPL(5, 2, (), [0, 1, 2, 3, 4])
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testPL(5, 2, (1,), [1, 2, 3, 4])
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testPL(5, 2, (2,), [2, 3, 4])
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testPL(5, 2, (4,), [4])
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testPL(5, 2, (0, 3), [0, 1, 2])
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testPL(5, 2, (1, 4), [1, 2, 3])
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testPL(5, 2, (2, 99), [2, 3, 4])
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testPL(5, 2, (20, 99), [])
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def test_struct_unpack(self):
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self.assertEqual(struct_unpack('!B', b'\x00'), (0,))
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def test_read_batch_urls(self):
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f = io.StringIO('''\xef\xbb\xbf foo
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bar\r
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baz
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# More after this line\r
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; or after this
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bam''')
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self.assertEqual(read_batch_urls(f), ['foo', 'bar', 'baz', 'bam'])
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def test_urlencode_postdata(self):
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data = urlencode_postdata({'username': 'foo@bar.com', 'password': '1234'})
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self.assertTrue(isinstance(data, bytes))
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def test_parse_iso8601(self):
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self.assertEqual(parse_iso8601('2014-03-23T23:04:26+0100'), 1395612266)
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self.assertEqual(parse_iso8601('2014-03-23T22:04:26+0000'), 1395612266)
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self.assertEqual(parse_iso8601('2014-03-23T22:04:26Z'), 1395612266)
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def test_strip_jsonp(self):
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stripped = strip_jsonp('cb ([ {"id":"532cb",\n\n\n"x":\n3}\n]\n);')
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d = json.loads(stripped)
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self.assertEqual(d, [{"id": "532cb", "x": 3}])
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def test_uppercase_escape(self):
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self.assertEqual(uppercase_escape('aä'), 'aä')
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self.assertEqual(uppercase_escape('\\U0001d550'), '𝕐')
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if __name__ == '__main__':
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unittest.main()
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