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

   1 #!/usr/bin/env python
   2
   3 # Various small unit tests
   4
   5 import sys
   6 import unittest
   7 import xml.etree.ElementTree
   8
   9 # Allow direct execution
  10 import os
  11 sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
  12
  13 #from youtube_dl.utils import htmlentity_transform
  14 from youtube_dl.utils import timeconvert
  15 from youtube_dl.utils import sanitize_filename
  16 from youtube_dl.utils import unescapeHTML
  17 from youtube_dl.utils import orderedSet
  18 from youtube_dl.utils import DateRange
  19 from youtube_dl.utils import unified_strdate
  20 from youtube_dl.utils import find_xpath_attr
  21
  22 if sys.version_info < (3, 0):
  23     _compat_str = lambda b: b.decode('unicode-escape')
  24 else:
  25     _compat_str = lambda s: s
  26
  27
  28 class TestUtil(unittest.TestCase):
  29     def test_timeconvert(self):
  30         self.assertTrue(timeconvert('') is None)
  31         self.assertTrue(timeconvert('bougrg') is None)
  32
  33     def test_sanitize_filename(self):
  34         self.assertEqual(sanitize_filename('abc'), 'abc')
  35         self.assertEqual(sanitize_filename('abc_d-e'), 'abc_d-e')
  36
  37         self.assertEqual(sanitize_filename('123'), '123')
  38
  39         self.assertEqual('abc_de', sanitize_filename('abc/de'))
  40         self.assertFalse('/' in sanitize_filename('abc/de///'))
  41
  42         self.assertEqual('abc_de', sanitize_filename('abc/<>\\*|de'))
  43         self.assertEqual('xxx', sanitize_filename('xxx/<>\\*|'))
  44         self.assertEqual('yes no', sanitize_filename('yes? no'))
  45         self.assertEqual('this - that', sanitize_filename('this: that'))
  46
  47         self.assertEqual(sanitize_filename('AT&T'), 'AT&T')
  48         aumlaut = _compat_str('\xe4')
  49         self.assertEqual(sanitize_filename(aumlaut), aumlaut)
  50         tests = _compat_str('\u043a\u0438\u0440\u0438\u043b\u043b\u0438\u0446\u0430')
  51         self.assertEqual(sanitize_filename(tests), tests)
  52
  53         forbidden = '"\0\\/'
  54         for fc in forbidden:
  55             for fbc in forbidden:
  56                 self.assertTrue(fbc not in sanitize_filename(fc))
  57
  58     def test_sanitize_filename_restricted(self):
  59         self.assertEqual(sanitize_filename('abc', restricted=True), 'abc')
  60         self.assertEqual(sanitize_filename('abc_d-e', restricted=True), 'abc_d-e')
  61
  62         self.assertEqual(sanitize_filename('123', restricted=True), '123')
  63
  64         self.assertEqual('abc_de', sanitize_filename('abc/de', restricted=True))
  65         self.assertFalse('/' in sanitize_filename('abc/de///', restricted=True))
  66
  67         self.assertEqual('abc_de', sanitize_filename('abc/<>\\*|de', restricted=True))
  68         self.assertEqual('xxx', sanitize_filename('xxx/<>\\*|', restricted=True))
  69         self.assertEqual('yes_no', sanitize_filename('yes? no', restricted=True))
  70         self.assertEqual('this_-_that', sanitize_filename('this: that', restricted=True))
  71
  72         tests = _compat_str('a\xe4b\u4e2d\u56fd\u7684c')
  73         self.assertEqual(sanitize_filename(tests, restricted=True), 'a_b_c')
  74         self.assertTrue(sanitize_filename(_compat_str('\xf6'), restricted=True) != '')  # No empty filename
  75
  76         forbidden = '"\0\\/&!: \'\t\n()[]{}$;`^,#'
  77         for fc in forbidden:
  78             for fbc in forbidden:
  79                 self.assertTrue(fbc not in sanitize_filename(fc, restricted=True))
  80
  81         # Handle a common case more neatly
  82         self.assertEqual(sanitize_filename(_compat_str('\u5927\u58f0\u5e26 - Song'), restricted=True), 'Song')
  83         self.assertEqual(sanitize_filename(_compat_str('\u603b\u7edf: Speech'), restricted=True), 'Speech')
  84         # .. but make sure the file name is never empty
  85         self.assertTrue(sanitize_filename('-', restricted=True) != '')
  86         self.assertTrue(sanitize_filename(':', restricted=True) != '')
  87
  88     def test_sanitize_ids(self):
  89         self.assertEqual(sanitize_filename('_n_cd26wFpw', is_id=True), '_n_cd26wFpw')
  90         self.assertEqual(sanitize_filename('_BD_eEpuzXw', is_id=True), '_BD_eEpuzXw')
  91         self.assertEqual(sanitize_filename('N0Y__7-UOdI', is_id=True), 'N0Y__7-UOdI')
  92
  93     def test_ordered_set(self):
  94         self.assertEqual(orderedSet([1, 1, 2, 3, 4, 4, 5, 6, 7, 3, 5]), [1, 2, 3, 4, 5, 6, 7])
  95         self.assertEqual(orderedSet([]), [])
  96         self.assertEqual(orderedSet([1]), [1])
  97         #keep the list ordered
  98         self.assertEqual(orderedSet([135, 1, 1, 1]), [135, 1])
  99
 100     def test_unescape_html(self):
 101         self.assertEqual(unescapeHTML(_compat_str('%20;')), _compat_str('%20;'))
 102
 103     def test_daterange(self):
 104         _20century = DateRange("19000101","20000101")
 105         self.assertFalse("17890714" in _20century)
 106         _ac = DateRange("00010101")
 107         self.assertTrue("19690721" in _ac)
 108         _firstmilenium = DateRange(end="10000101")
 109         self.assertTrue("07110427" in _firstmilenium)
 110
 111     def test_unified_dates(self):
 112         self.assertEqual(unified_strdate('December 21, 2010'), '20101221')
 113         self.assertEqual(unified_strdate('8/7/2009'), '20090708')
 114         self.assertEqual(unified_strdate('Dec 14, 2012'), '20121214')
 115         self.assertEqual(unified_strdate('2012/10/11 01:56:38 +0000'), '20121011')
 116
 117     def test_find_xpath_attr(self):
 118         testxml = u'''<root>
 119             <node/>
 120             <node x="a"/>
 121             <node x="a" y="c" />
 122             <node x="b" y="d" />
 123         </root>'''
 124         doc = xml.etree.ElementTree.fromstring(testxml)
 125
 126         self.assertEqual(find_xpath_attr(doc, './/fourohfour', 'n', 'v'), None)
 127         self.assertEqual(find_xpath_attr(doc, './/node', 'x', 'a'), doc[1])
 128         self.assertEqual(find_xpath_attr(doc, './/node', 'y', 'c'), doc[2])
 129
 130 if __name__ == '__main__':
 131     unittest.main()