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1 | #!/usr/bin/env python | |
2 | # coding: utf-8 | |
3 | ||
4 | # Allow direct execution | |
5 | import os | |
6 | import sys | |
7 | import unittest | |
8 | sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__)))) | |
9 | ||
10 | ||
11 | # Various small unit tests | |
12 | import xml.etree.ElementTree | |
13 | ||
14 | #from youtube_dl.utils import htmlentity_transform | |
15 | from youtube_dl.utils import ( | |
16 | DateRange, | |
17 | encodeFilename, | |
18 | find_xpath_attr, | |
19 | fix_xml_ampersands, | |
20 | get_meta_content, | |
21 | orderedSet, | |
22 | PagedList, | |
23 | parse_duration, | |
24 | sanitize_filename, | |
25 | shell_quote, | |
26 | smuggle_url, | |
27 | str_to_int, | |
28 | struct_unpack, | |
29 | timeconvert, | |
30 | unescapeHTML, | |
31 | unified_strdate, | |
32 | unsmuggle_url, | |
33 | url_basename, | |
34 | xpath_with_ns, | |
35 | ) | |
36 | ||
37 | if sys.version_info < (3, 0): | |
38 | _compat_str = lambda b: b.decode('unicode-escape') | |
39 | else: | |
40 | _compat_str = lambda s: s | |
41 | ||
42 | ||
43 | class TestUtil(unittest.TestCase): | |
44 | def test_timeconvert(self): | |
45 | self.assertTrue(timeconvert('') is None) | |
46 | self.assertTrue(timeconvert('bougrg') is None) | |
47 | ||
48 | def test_sanitize_filename(self): | |
49 | self.assertEqual(sanitize_filename('abc'), 'abc') | |
50 | self.assertEqual(sanitize_filename('abc_d-e'), 'abc_d-e') | |
51 | ||
52 | self.assertEqual(sanitize_filename('123'), '123') | |
53 | ||
54 | self.assertEqual('abc_de', sanitize_filename('abc/de')) | |
55 | self.assertFalse('/' in sanitize_filename('abc/de///')) | |
56 | ||
57 | self.assertEqual('abc_de', sanitize_filename('abc/<>\\*|de')) | |
58 | self.assertEqual('xxx', sanitize_filename('xxx/<>\\*|')) | |
59 | self.assertEqual('yes no', sanitize_filename('yes? no')) | |
60 | self.assertEqual('this - that', sanitize_filename('this: that')) | |
61 | ||
62 | self.assertEqual(sanitize_filename('AT&T'), 'AT&T') | |
63 | aumlaut = _compat_str('\xe4') | |
64 | self.assertEqual(sanitize_filename(aumlaut), aumlaut) | |
65 | tests = _compat_str('\u043a\u0438\u0440\u0438\u043b\u043b\u0438\u0446\u0430') | |
66 | self.assertEqual(sanitize_filename(tests), tests) | |
67 | ||
68 | forbidden = '"\0\\/' | |
69 | for fc in forbidden: | |
70 | for fbc in forbidden: | |
71 | self.assertTrue(fbc not in sanitize_filename(fc)) | |
72 | ||
73 | def test_sanitize_filename_restricted(self): | |
74 | self.assertEqual(sanitize_filename('abc', restricted=True), 'abc') | |
75 | self.assertEqual(sanitize_filename('abc_d-e', restricted=True), 'abc_d-e') | |
76 | ||
77 | self.assertEqual(sanitize_filename('123', restricted=True), '123') | |
78 | ||
79 | self.assertEqual('abc_de', sanitize_filename('abc/de', restricted=True)) | |
80 | self.assertFalse('/' in sanitize_filename('abc/de///', restricted=True)) | |
81 | ||
82 | self.assertEqual('abc_de', sanitize_filename('abc/<>\\*|de', restricted=True)) | |
83 | self.assertEqual('xxx', sanitize_filename('xxx/<>\\*|', restricted=True)) | |
84 | self.assertEqual('yes_no', sanitize_filename('yes? no', restricted=True)) | |
85 | self.assertEqual('this_-_that', sanitize_filename('this: that', restricted=True)) | |
86 | ||
87 | tests = _compat_str('a\xe4b\u4e2d\u56fd\u7684c') | |
88 | self.assertEqual(sanitize_filename(tests, restricted=True), 'a_b_c') | |
89 | self.assertTrue(sanitize_filename(_compat_str('\xf6'), restricted=True) != '') # No empty filename | |
90 | ||
91 | forbidden = '"\0\\/&!: \'\t\n()[]{}$;`^,#' | |
92 | for fc in forbidden: | |
93 | for fbc in forbidden: | |
94 | self.assertTrue(fbc not in sanitize_filename(fc, restricted=True)) | |
95 | ||
96 | # Handle a common case more neatly | |
97 | self.assertEqual(sanitize_filename(_compat_str('\u5927\u58f0\u5e26 - Song'), restricted=True), 'Song') | |
98 | self.assertEqual(sanitize_filename(_compat_str('\u603b\u7edf: Speech'), restricted=True), 'Speech') | |
99 | # .. but make sure the file name is never empty | |
100 | self.assertTrue(sanitize_filename('-', restricted=True) != '') | |
101 | self.assertTrue(sanitize_filename(':', restricted=True) != '') | |
102 | ||
103 | def test_sanitize_ids(self): | |
104 | self.assertEqual(sanitize_filename('_n_cd26wFpw', is_id=True), '_n_cd26wFpw') | |
105 | self.assertEqual(sanitize_filename('_BD_eEpuzXw', is_id=True), '_BD_eEpuzXw') | |
106 | self.assertEqual(sanitize_filename('N0Y__7-UOdI', is_id=True), 'N0Y__7-UOdI') | |
107 | ||
108 | def test_ordered_set(self): | |
109 | self.assertEqual(orderedSet([1, 1, 2, 3, 4, 4, 5, 6, 7, 3, 5]), [1, 2, 3, 4, 5, 6, 7]) | |
110 | self.assertEqual(orderedSet([]), []) | |
111 | self.assertEqual(orderedSet([1]), [1]) | |
112 | #keep the list ordered | |
113 | self.assertEqual(orderedSet([135, 1, 1, 1]), [135, 1]) | |
114 | ||
115 | def test_unescape_html(self): | |
116 | self.assertEqual(unescapeHTML(_compat_str('%20;')), _compat_str('%20;')) | |
117 | ||
118 | def test_daterange(self): | |
119 | _20century = DateRange("19000101","20000101") | |
120 | self.assertFalse("17890714" in _20century) | |
121 | _ac = DateRange("00010101") | |
122 | self.assertTrue("19690721" in _ac) | |
123 | _firstmilenium = DateRange(end="10000101") | |
124 | self.assertTrue("07110427" in _firstmilenium) | |
125 | ||
126 | def test_unified_dates(self): | |
127 | self.assertEqual(unified_strdate('December 21, 2010'), '20101221') | |
128 | self.assertEqual(unified_strdate('8/7/2009'), '20090708') | |
129 | self.assertEqual(unified_strdate('Dec 14, 2012'), '20121214') | |
130 | self.assertEqual(unified_strdate('2012/10/11 01:56:38 +0000'), '20121011') | |
131 | self.assertEqual(unified_strdate('1968-12-10'), '19681210') | |
132 | ||
133 | def test_find_xpath_attr(self): | |
134 | testxml = u'''<root> | |
135 | <node/> | |
136 | <node x="a"/> | |
137 | <node x="a" y="c" /> | |
138 | <node x="b" y="d" /> | |
139 | </root>''' | |
140 | doc = xml.etree.ElementTree.fromstring(testxml) | |
141 | ||
142 | self.assertEqual(find_xpath_attr(doc, './/fourohfour', 'n', 'v'), None) | |
143 | self.assertEqual(find_xpath_attr(doc, './/node', 'x', 'a'), doc[1]) | |
144 | self.assertEqual(find_xpath_attr(doc, './/node', 'y', 'c'), doc[2]) | |
145 | ||
146 | def test_meta_parser(self): | |
147 | testhtml = u''' | |
148 | <head> | |
149 | <meta name="description" content="foo & bar"> | |
150 | <meta content='Plato' name='author'/> | |
151 | </head> | |
152 | ''' | |
153 | get_meta = lambda name: get_meta_content(name, testhtml) | |
154 | self.assertEqual(get_meta('description'), u'foo & bar') | |
155 | self.assertEqual(get_meta('author'), 'Plato') | |
156 | ||
157 | def test_xpath_with_ns(self): | |
158 | testxml = u'''<root xmlns:media="http://example.com/"> | |
159 | <media:song> | |
160 | <media:author>The Author</media:author> | |
161 | <url>http://server.com/download.mp3</url> | |
162 | </media:song> | |
163 | </root>''' | |
164 | doc = xml.etree.ElementTree.fromstring(testxml) | |
165 | find = lambda p: doc.find(xpath_with_ns(p, {'media': 'http://example.com/'})) | |
166 | self.assertTrue(find('media:song') is not None) | |
167 | self.assertEqual(find('media:song/media:author').text, u'The Author') | |
168 | self.assertEqual(find('media:song/url').text, u'http://server.com/download.mp3') | |
169 | ||
170 | def test_smuggle_url(self): | |
171 | data = {u"ö": u"ö", u"abc": [3]} | |
172 | url = 'https://foo.bar/baz?x=y#a' | |
173 | smug_url = smuggle_url(url, data) | |
174 | unsmug_url, unsmug_data = unsmuggle_url(smug_url) | |
175 | self.assertEqual(url, unsmug_url) | |
176 | self.assertEqual(data, unsmug_data) | |
177 | ||
178 | res_url, res_data = unsmuggle_url(url) | |
179 | self.assertEqual(res_url, url) | |
180 | self.assertEqual(res_data, None) | |
181 | ||
182 | def test_shell_quote(self): | |
183 | args = ['ffmpeg', '-i', encodeFilename(u'ñ€ß\'.mp4')] | |
184 | self.assertEqual(shell_quote(args), u"""ffmpeg -i 'ñ€ß'"'"'.mp4'""") | |
185 | ||
186 | def test_str_to_int(self): | |
187 | self.assertEqual(str_to_int('123,456'), 123456) | |
188 | self.assertEqual(str_to_int('123.456'), 123456) | |
189 | ||
190 | def test_url_basename(self): | |
191 | self.assertEqual(url_basename(u'http://foo.de/'), u'') | |
192 | self.assertEqual(url_basename(u'http://foo.de/bar/baz'), u'baz') | |
193 | self.assertEqual(url_basename(u'http://foo.de/bar/baz?x=y'), u'baz') | |
194 | self.assertEqual(url_basename(u'http://foo.de/bar/baz#x=y'), u'baz') | |
195 | self.assertEqual(url_basename(u'http://foo.de/bar/baz/'), u'baz') | |
196 | self.assertEqual( | |
197 | url_basename(u'http://media.w3.org/2010/05/sintel/trailer.mp4'), | |
198 | u'trailer.mp4') | |
199 | ||
200 | def test_parse_duration(self): | |
201 | self.assertEqual(parse_duration(None), None) | |
202 | self.assertEqual(parse_duration('1'), 1) | |
203 | self.assertEqual(parse_duration('1337:12'), 80232) | |
204 | self.assertEqual(parse_duration('9:12:43'), 33163) | |
205 | self.assertEqual(parse_duration('12:00'), 720) | |
206 | self.assertEqual(parse_duration('00:01:01'), 61) | |
207 | self.assertEqual(parse_duration('x:y'), None) | |
208 | self.assertEqual(parse_duration('3h11m53s'), 11513) | |
209 | self.assertEqual(parse_duration('62m45s'), 3765) | |
210 | self.assertEqual(parse_duration('6m59s'), 419) | |
211 | self.assertEqual(parse_duration('49s'), 49) | |
212 | self.assertEqual(parse_duration('0h0m0s'), 0) | |
213 | self.assertEqual(parse_duration('0m0s'), 0) | |
214 | self.assertEqual(parse_duration('0s'), 0) | |
215 | ||
216 | def test_fix_xml_ampersands(self): | |
217 | self.assertEqual( | |
218 | fix_xml_ampersands('"&x=y&z=a'), '"&x=y&z=a') | |
219 | self.assertEqual( | |
220 | fix_xml_ampersands('"&x=y&wrong;&z=a'), | |
221 | '"&x=y&wrong;&z=a') | |
222 | self.assertEqual( | |
223 | fix_xml_ampersands('&'><"'), | |
224 | '&'><"') | |
225 | self.assertEqual( | |
226 | fix_xml_ampersands('Ӓ᪼'), 'Ӓ᪼') | |
227 | self.assertEqual(fix_xml_ampersands('&#&#'), '&#&#') | |
228 | ||
229 | def test_paged_list(self): | |
230 | def testPL(size, pagesize, sliceargs, expected): | |
231 | def get_page(pagenum): | |
232 | firstid = pagenum * pagesize | |
233 | upto = min(size, pagenum * pagesize + pagesize) | |
234 | for i in range(firstid, upto): | |
235 | yield i | |
236 | ||
237 | pl = PagedList(get_page, pagesize) | |
238 | got = pl.getslice(*sliceargs) | |
239 | self.assertEqual(got, expected) | |
240 | ||
241 | testPL(5, 2, (), [0, 1, 2, 3, 4]) | |
242 | testPL(5, 2, (1,), [1, 2, 3, 4]) | |
243 | testPL(5, 2, (2,), [2, 3, 4]) | |
244 | testPL(5, 2, (4,), [4]) | |
245 | testPL(5, 2, (0, 3), [0, 1, 2]) | |
246 | testPL(5, 2, (1, 4), [1, 2, 3]) | |
247 | testPL(5, 2, (2, 99), [2, 3, 4]) | |
248 | testPL(5, 2, (20, 99), []) | |
249 | ||
250 | def test_struct_unpack(self): | |
251 | self.assertEqual(struct_unpack(u'!B', b'\x00'), (0,)) | |
252 | ||
253 | if __name__ == '__main__': | |
254 | unittest.main() |