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Viewing changes to bzrlib/tests/test_urlutils.py

  • Committer: John Arbash Meinel
  • Date: 2006-07-21 19:49:48 UTC
  • mto: This revision was merged to the branch mainline in revision 1882.
  • Revision ID: john@arbash-meinel.com-20060721194948-5378854eeb7d2cad
some test cleanups

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1
# Copyright (C) 2005 by Canonical Ltd
 
2
#
 
3
# This program is free software; you can redistribute it and/or modify
 
4
# it under the terms of the GNU General Public License as published by
 
5
# the Free Software Foundation; either version 2 of the License, or
 
6
# (at your option) any later version.
 
7
#
 
8
# This program is distributed in the hope that it will be useful,
 
9
# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
10
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
11
# GNU General Public License for more details.
 
12
#
 
13
# You should have received a copy of the GNU General Public License
 
14
# along with this program; if not, write to the Free Software
 
15
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
16
 
 
17
"""Tests for the urlutils wrapper."""
 
18
 
 
19
import os
 
20
import re
 
21
import sys
 
22
 
 
23
from bzrlib import osutils, urlutils
 
24
import bzrlib
 
25
from bzrlib.errors import InvalidURL, InvalidURLJoin
 
26
from bzrlib.tests import TestCaseInTempDir, TestCase, TestSkipped
 
27
 
 
28
 
 
29
class TestUrlToPath(TestCase):
 
30
    
 
31
    def test_basename(self):
 
32
        # bzrlib.urlutils.basename
 
33
        # Test bzrlib.urlutils.split()
 
34
        basename = urlutils.basename
 
35
        if sys.platform == 'win32':
 
36
            self.assertRaises(InvalidURL, basename, 'file:///path/to/foo')
 
37
            self.assertEqual('foo', basename('file:///C|/foo'))
 
38
            self.assertEqual('foo', basename('file:///C:/foo'))
 
39
            self.assertEqual('', basename('file:///C:/'))
 
40
        else:
 
41
            self.assertEqual('foo', basename('file:///foo'))
 
42
            self.assertEqual('', basename('file:///'))
 
43
 
 
44
        self.assertEqual('foo', basename('http://host/path/to/foo'))
 
45
        self.assertEqual('foo', basename('http://host/path/to/foo/'))
 
46
        self.assertEqual('',
 
47
            basename('http://host/path/to/foo/', exclude_trailing_slash=False))
 
48
        self.assertEqual('path', basename('http://host/path'))
 
49
        self.assertEqual('', basename('http://host/'))
 
50
        self.assertEqual('', basename('http://host'))
 
51
        self.assertEqual('path', basename('http:///nohost/path'))
 
52
 
 
53
        self.assertEqual('path', basename('random+scheme://user:pass@ahost:port/path'))
 
54
        self.assertEqual('path', basename('random+scheme://user:pass@ahost:port/path/'))
 
55
        self.assertEqual('', basename('random+scheme://user:pass@ahost:port/'))
 
56
 
 
57
        # relative paths
 
58
        self.assertEqual('foo', basename('path/to/foo'))
 
59
        self.assertEqual('foo', basename('path/to/foo/'))
 
60
        self.assertEqual('', basename('path/to/foo/',
 
61
            exclude_trailing_slash=False))
 
62
        self.assertEqual('foo', basename('path/../foo'))
 
63
        self.assertEqual('foo', basename('../path/foo'))
 
64
 
 
65
    def test_normalize_url_files(self):
 
66
        # Test that local paths are properly normalized
 
67
        normalize_url = urlutils.normalize_url
 
68
 
 
69
        def norm_file(expected, path):
 
70
            url = normalize_url(path)
 
71
            self.assertStartsWith(url, 'file:///')
 
72
            if sys.platform == 'win32':
 
73
                url = url[len('file:///C:'):]
 
74
            else:
 
75
                url = url[len('file://'):]
 
76
 
 
77
            self.assertEndsWith(url, expected)
 
78
 
 
79
        norm_file('path/to/foo', 'path/to/foo')
 
80
        norm_file('/path/to/foo', '/path/to/foo')
 
81
        norm_file('path/to/foo', '../path/to/foo')
 
82
 
 
83
        # Local paths are assumed to *not* be escaped at all
 
84
        try:
 
85
            u'uni/\xb5'.encode(bzrlib.user_encoding)
 
86
        except UnicodeError:
 
87
            # locale cannot handle unicode 
 
88
            pass
 
89
        else:
 
90
            norm_file('uni/%C2%B5', u'uni/\xb5')
 
91
 
 
92
        norm_file('uni/%25C2%25B5', u'uni/%C2%B5')
 
93
        norm_file('uni/%20b', u'uni/ b')
 
94
        # All the crazy characters get escaped in local paths => file:/// urls
 
95
        # The ' ' character must not be at the end, because on win32
 
96
        # it gets stripped off by ntpath.abspath
 
97
        norm_file('%27%20%3B/%3F%3A%40%26%3D%2B%24%2C%23', "' ;/?:@&=+$,#")
 
98
 
 
99
    def test_normalize_url_hybrid(self):
 
100
        # Anything with a scheme:// should be treated as a hybrid url
 
101
        # which changes what characters get escaped.
 
102
        normalize_url = urlutils.normalize_url
 
103
 
 
104
        eq = self.assertEqual
 
105
        eq('file:///foo/', normalize_url(u'file:///foo/'))
 
106
        eq('file:///foo/%20', normalize_url(u'file:///foo/ '))
 
107
        eq('file:///foo/%20', normalize_url(u'file:///foo/%20'))
 
108
        # Don't escape reserved characters
 
109
        eq('file:///ab_c.d-e/%f:?g&h=i+j;k,L#M$',
 
110
            normalize_url('file:///ab_c.d-e/%f:?g&h=i+j;k,L#M$'))
 
111
        eq('http://ab_c.d-e/%f:?g&h=i+j;k,L#M$',
 
112
            normalize_url('http://ab_c.d-e/%f:?g&h=i+j;k,L#M$'))
 
113
 
 
114
        # Escape unicode characters, but not already escaped chars
 
115
        eq('http://host/ab/%C2%B5/%C2%B5',
 
116
            normalize_url(u'http://host/ab/%C2%B5/\xb5'))
 
117
 
 
118
        # Normalize verifies URLs when they are not unicode
 
119
        # (indicating they did not come from the user)
 
120
        self.assertRaises(InvalidURL, normalize_url, 'http://host/\xb5')
 
121
        self.assertRaises(InvalidURL, normalize_url, 'http://host/ ')
 
122
 
 
123
    def test_url_scheme_re(self):
 
124
        # Test paths that may be URLs
 
125
        def test_one(url, scheme_and_path):
 
126
            """Assert that _url_scheme_re correctly matches
 
127
 
 
128
            :param scheme_and_path: The (scheme, path) that should be matched
 
129
                can be None, to indicate it should not match
 
130
            """
 
131
            m = urlutils._url_scheme_re.match(url)
 
132
            if scheme_and_path is None:
 
133
                self.assertEqual(None, m)
 
134
            else:
 
135
                self.assertEqual(scheme_and_path[0], m.group('scheme'))
 
136
                self.assertEqual(scheme_and_path[1], m.group('path'))
 
137
 
 
138
        # Local paths
 
139
        test_one('/path', None)
 
140
        test_one('C:/path', None)
 
141
        test_one('../path/to/foo', None)
 
142
        test_one(u'../path/to/fo\xe5', None)
 
143
 
 
144
        # Real URLS
 
145
        test_one('http://host/path/', ('http', 'host/path/'))
 
146
        test_one('sftp://host/path/to/foo', ('sftp', 'host/path/to/foo'))
 
147
        test_one('file:///usr/bin', ('file', '/usr/bin'))
 
148
        test_one('file:///C:/Windows', ('file', '/C:/Windows'))
 
149
        test_one('file:///C|/Windows', ('file', '/C|/Windows'))
 
150
        test_one(u'readonly+sftp://host/path/\xe5', ('readonly+sftp', u'host/path/\xe5'))
 
151
 
 
152
        # Weird stuff
 
153
        # Can't have slashes or colons in the scheme
 
154
        test_one('/path/to/://foo', None)
 
155
        test_one('path:path://foo', None)
 
156
        # Must have more than one character for scheme
 
157
        test_one('C://foo', None)
 
158
        test_one('ab://foo', ('ab', 'foo'))
 
159
 
 
160
    def test_dirname(self):
 
161
        # Test bzrlib.urlutils.dirname()
 
162
        dirname = urlutils.dirname
 
163
        if sys.platform == 'win32':
 
164
            self.assertRaises(InvalidURL, dirname, 'file:///path/to/foo')
 
165
            self.assertEqual('file:///C|/', dirname('file:///C|/foo'))
 
166
            self.assertEqual('file:///C|/', dirname('file:///C|/'))
 
167
        else:
 
168
            self.assertEqual('file:///', dirname('file:///foo'))
 
169
            self.assertEqual('file:///', dirname('file:///'))
 
170
 
 
171
        self.assertEqual('http://host/path/to', dirname('http://host/path/to/foo'))
 
172
        self.assertEqual('http://host/path/to', dirname('http://host/path/to/foo/'))
 
173
        self.assertEqual('http://host/path/to/foo',
 
174
            dirname('http://host/path/to/foo/', exclude_trailing_slash=False))
 
175
        self.assertEqual('http://host/', dirname('http://host/path'))
 
176
        self.assertEqual('http://host/', dirname('http://host/'))
 
177
        self.assertEqual('http://host', dirname('http://host'))
 
178
        self.assertEqual('http:///nohost', dirname('http:///nohost/path'))
 
179
 
 
180
        self.assertEqual('random+scheme://user:pass@ahost:port/',
 
181
            dirname('random+scheme://user:pass@ahost:port/path'))
 
182
        self.assertEqual('random+scheme://user:pass@ahost:port/',
 
183
            dirname('random+scheme://user:pass@ahost:port/path/'))
 
184
        self.assertEqual('random+scheme://user:pass@ahost:port/',
 
185
            dirname('random+scheme://user:pass@ahost:port/'))
 
186
 
 
187
        # relative paths
 
188
        self.assertEqual('path/to', dirname('path/to/foo'))
 
189
        self.assertEqual('path/to', dirname('path/to/foo/'))
 
190
        self.assertEqual('path/to/foo',
 
191
            dirname('path/to/foo/', exclude_trailing_slash=False))
 
192
        self.assertEqual('path/..', dirname('path/../foo'))
 
193
        self.assertEqual('../path', dirname('../path/foo'))
 
194
 
 
195
    def test_join(self):
 
196
        def test(expected, *args):
 
197
            joined = urlutils.join(*args)
 
198
            self.assertEqual(expected, joined)
 
199
 
 
200
        # Test a single element
 
201
        test('foo', 'foo')
 
202
 
 
203
        # Test relative path joining
 
204
        test('foo/bar', 'foo', 'bar')
 
205
        test('http://foo/bar', 'http://foo', 'bar')
 
206
        test('http://foo/bar', 'http://foo', '.', 'bar')
 
207
        test('http://foo/baz', 'http://foo', 'bar', '../baz')
 
208
        test('http://foo/bar/baz', 'http://foo', 'bar/baz')
 
209
        test('http://foo/baz', 'http://foo', 'bar/../baz')
 
210
 
 
211
        # Absolute paths
 
212
        test('http://bar', 'http://foo', 'http://bar')
 
213
        test('sftp://bzr/foo', 'http://foo', 'bar', 'sftp://bzr/foo')
 
214
        test('file:///bar', 'foo', 'file:///bar')
 
215
 
 
216
        # From a base path
 
217
        test('file:///foo', 'file:///', 'foo')
 
218
        test('file:///bar/foo', 'file:///bar/', 'foo')
 
219
        test('http://host/foo', 'http://host/', 'foo')
 
220
        test('http://host/', 'http://host', '')
 
221
        
 
222
        # Invalid joinings
 
223
        # Cannot go above root
 
224
        self.assertRaises(InvalidURLJoin, urlutils.join,
 
225
                'http://foo', '../baz')
 
226
 
 
227
    def test_function_type(self):
 
228
        if sys.platform == 'win32':
 
229
            self.assertEqual(urlutils._win32_local_path_to_url, urlutils.local_path_to_url)
 
230
            self.assertEqual(urlutils._win32_local_path_from_url, urlutils.local_path_from_url)
 
231
        else:
 
232
            self.assertEqual(urlutils._posix_local_path_to_url, urlutils.local_path_to_url)
 
233
            self.assertEqual(urlutils._posix_local_path_from_url, urlutils.local_path_from_url)
 
234
 
 
235
    def test_posix_local_path_to_url(self):
 
236
        to_url = urlutils._posix_local_path_to_url
 
237
        self.assertEqual('file:///path/to/foo',
 
238
            to_url('/path/to/foo'))
 
239
 
 
240
        try:
 
241
            result = to_url(u'/path/to/r\xe4ksm\xf6rg\xe5s')
 
242
        except UnicodeError:
 
243
            raise TestSkipped("local encoding cannot handle unicode")
 
244
 
 
245
        self.assertEqual('file:///path/to/r%C3%A4ksm%C3%B6rg%C3%A5s', result)
 
246
 
 
247
    def test_posix_local_path_from_url(self):
 
248
        from_url = urlutils._posix_local_path_from_url
 
249
        self.assertEqual('/path/to/foo',
 
250
            from_url('file:///path/to/foo'))
 
251
        self.assertEqual(u'/path/to/r\xe4ksm\xf6rg\xe5s',
 
252
            from_url('file:///path/to/r%C3%A4ksm%C3%B6rg%C3%A5s'))
 
253
        self.assertEqual(u'/path/to/r\xe4ksm\xf6rg\xe5s',
 
254
            from_url('file:///path/to/r%c3%a4ksm%c3%b6rg%c3%a5s'))
 
255
 
 
256
        self.assertRaises(InvalidURL, from_url, '/path/to/foo')
 
257
 
 
258
    def test_win32_local_path_to_url(self):
 
259
        to_url = urlutils._win32_local_path_to_url
 
260
        self.assertEqual('file:///C:/path/to/foo',
 
261
            to_url('C:/path/to/foo'))
 
262
        # BOGUS: on win32, ntpath.abspath will strip trailing
 
263
        #       whitespace, so this will always fail
 
264
        #       Though under linux, it fakes abspath support
 
265
        #       and thus will succeed
 
266
        # self.assertEqual('file:///C:/path/to/foo%20',
 
267
        #     to_url('C:/path/to/foo '))
 
268
        self.assertEqual('file:///C:/path/to/f%20oo',
 
269
            to_url('C:/path/to/f oo'))
 
270
 
 
271
        try:
 
272
            result = to_url(u'd:/path/to/r\xe4ksm\xf6rg\xe5s')
 
273
        except UnicodeError:
 
274
            raise TestSkipped("local encoding cannot handle unicode")
 
275
 
 
276
        self.assertEqual('file:///D:/path/to/r%C3%A4ksm%C3%B6rg%C3%A5s', result)
 
277
 
 
278
    def test_win32_local_path_from_url(self):
 
279
        from_url = urlutils._win32_local_path_from_url
 
280
        self.assertEqual('C:/path/to/foo',
 
281
            from_url('file:///C|/path/to/foo'))
 
282
        self.assertEqual(u'D:/path/to/r\xe4ksm\xf6rg\xe5s',
 
283
            from_url('file:///d|/path/to/r%C3%A4ksm%C3%B6rg%C3%A5s'))
 
284
        self.assertEqual(u'D:/path/to/r\xe4ksm\xf6rg\xe5s',
 
285
            from_url('file:///d:/path/to/r%c3%a4ksm%c3%b6rg%c3%a5s'))
 
286
 
 
287
        self.assertRaises(InvalidURL, from_url, '/path/to/foo')
 
288
        # Not a valid _win32 url, no drive letter
 
289
        self.assertRaises(InvalidURL, from_url, 'file:///path/to/foo')
 
290
 
 
291
    def test__win32_extract_drive_letter(self):
 
292
        extract = urlutils._win32_extract_drive_letter
 
293
        self.assertEqual(('file:///C:', '/foo'), extract('file://', '/C:/foo'))
 
294
        self.assertEqual(('file:///d|', '/path'), extract('file://', '/d|/path'))
 
295
        self.assertRaises(InvalidURL, extract, 'file://', '/path')
 
296
 
 
297
    def test_split(self):
 
298
        # Test bzrlib.urlutils.split()
 
299
        split = urlutils.split
 
300
        if sys.platform == 'win32':
 
301
            self.assertRaises(InvalidURL, split, 'file:///path/to/foo')
 
302
            self.assertEqual(('file:///C|/', 'foo'), split('file:///C|/foo'))
 
303
            self.assertEqual(('file:///C:/', ''), split('file:///C:/'))
 
304
        else:
 
305
            self.assertEqual(('file:///', 'foo'), split('file:///foo'))
 
306
            self.assertEqual(('file:///', ''), split('file:///'))
 
307
 
 
308
        self.assertEqual(('http://host/path/to', 'foo'), split('http://host/path/to/foo'))
 
309
        self.assertEqual(('http://host/path/to', 'foo'), split('http://host/path/to/foo/'))
 
310
        self.assertEqual(('http://host/path/to/foo', ''),
 
311
            split('http://host/path/to/foo/', exclude_trailing_slash=False))
 
312
        self.assertEqual(('http://host/', 'path'), split('http://host/path'))
 
313
        self.assertEqual(('http://host/', ''), split('http://host/'))
 
314
        self.assertEqual(('http://host', ''), split('http://host'))
 
315
        self.assertEqual(('http:///nohost', 'path'), split('http:///nohost/path'))
 
316
 
 
317
        self.assertEqual(('random+scheme://user:pass@ahost:port/', 'path'),
 
318
            split('random+scheme://user:pass@ahost:port/path'))
 
319
        self.assertEqual(('random+scheme://user:pass@ahost:port/', 'path'),
 
320
            split('random+scheme://user:pass@ahost:port/path/'))
 
321
        self.assertEqual(('random+scheme://user:pass@ahost:port/', ''),
 
322
            split('random+scheme://user:pass@ahost:port/'))
 
323
 
 
324
        # relative paths
 
325
        self.assertEqual(('path/to', 'foo'), split('path/to/foo'))
 
326
        self.assertEqual(('path/to', 'foo'), split('path/to/foo/'))
 
327
        self.assertEqual(('path/to/foo', ''),
 
328
            split('path/to/foo/', exclude_trailing_slash=False))
 
329
        self.assertEqual(('path/..', 'foo'), split('path/../foo'))
 
330
        self.assertEqual(('../path', 'foo'), split('../path/foo'))
 
331
 
 
332
    def test__win32_strip_local_trailing_slash(self):
 
333
        strip = urlutils._win32_strip_local_trailing_slash
 
334
        self.assertEqual('file://', strip('file://'))
 
335
        self.assertEqual('file:///', strip('file:///'))
 
336
        self.assertEqual('file:///C', strip('file:///C'))
 
337
        self.assertEqual('file:///C:', strip('file:///C:'))
 
338
        self.assertEqual('file:///d|', strip('file:///d|'))
 
339
        self.assertEqual('file:///C:/', strip('file:///C:/'))
 
340
        self.assertEqual('file:///C:/a', strip('file:///C:/a/'))
 
341
 
 
342
    def test_strip_trailing_slash(self):
 
343
        sts = urlutils.strip_trailing_slash
 
344
        if sys.platform == 'win32':
 
345
            self.assertEqual('file:///C|/', sts('file:///C|/'))
 
346
            self.assertEqual('file:///C:/foo', sts('file:///C:/foo'))
 
347
            self.assertEqual('file:///C|/foo', sts('file:///C|/foo/'))
 
348
        else:
 
349
            self.assertEqual('file:///', sts('file:///'))
 
350
            self.assertEqual('file:///foo', sts('file:///foo'))
 
351
            self.assertEqual('file:///foo', sts('file:///foo/'))
 
352
 
 
353
        self.assertEqual('http://host/', sts('http://host/'))
 
354
        self.assertEqual('http://host/foo', sts('http://host/foo'))
 
355
        self.assertEqual('http://host/foo', sts('http://host/foo/'))
 
356
 
 
357
        # No need to fail just because the slash is missing
 
358
        self.assertEqual('http://host', sts('http://host'))
 
359
        # TODO: jam 20060502 Should this raise InvalidURL?
 
360
        self.assertEqual('file://', sts('file://'))
 
361
 
 
362
        self.assertEqual('random+scheme://user:pass@ahost:port/path',
 
363
            sts('random+scheme://user:pass@ahost:port/path'))
 
364
        self.assertEqual('random+scheme://user:pass@ahost:port/path',
 
365
            sts('random+scheme://user:pass@ahost:port/path/'))
 
366
        self.assertEqual('random+scheme://user:pass@ahost:port/',
 
367
            sts('random+scheme://user:pass@ahost:port/'))
 
368
 
 
369
        # Make sure relative paths work too
 
370
        self.assertEqual('path/to/foo', sts('path/to/foo'))
 
371
        self.assertEqual('path/to/foo', sts('path/to/foo/'))
 
372
        self.assertEqual('../to/foo', sts('../to/foo/'))
 
373
        self.assertEqual('path/../foo', sts('path/../foo/'))
 
374
 
 
375
    def test_unescape_for_display_utf8(self):
 
376
        # Test that URLs are converted to nice unicode strings for display
 
377
        def test(expected, url, encoding='utf-8'):
 
378
            disp_url = urlutils.unescape_for_display(url, encoding=encoding)
 
379
            self.assertIsInstance(disp_url, unicode)
 
380
            self.assertEqual(expected, disp_url)
 
381
 
 
382
        test('http://foo', 'http://foo')
 
383
        if sys.platform == 'win32':
 
384
            test('C:/foo/path', 'file:///C|/foo/path')
 
385
            test('C:/foo/path', 'file:///C:/foo/path')
 
386
        else:
 
387
            test('/foo/path', 'file:///foo/path')
 
388
 
 
389
        test('http://foo/%2Fbaz', 'http://foo/%2Fbaz')
 
390
        test(u'http://host/r\xe4ksm\xf6rg\xe5s',
 
391
             'http://host/r%C3%A4ksm%C3%B6rg%C3%A5s')
 
392
 
 
393
        # Make sure special escaped characters stay escaped
 
394
        test(u'http://host/%3B%2F%3F%3A%40%26%3D%2B%24%2C%23',
 
395
             'http://host/%3B%2F%3F%3A%40%26%3D%2B%24%2C%23')
 
396
 
 
397
        # Can we handle sections that don't have utf-8 encoding?
 
398
        test(u'http://host/%EE%EE%EE/r\xe4ksm\xf6rg\xe5s',
 
399
             'http://host/%EE%EE%EE/r%C3%A4ksm%C3%B6rg%C3%A5s')
 
400
 
 
401
        # Test encoding into output that can handle some characters
 
402
        test(u'http://host/%EE%EE%EE/r\xe4ksm\xf6rg\xe5s',
 
403
             'http://host/%EE%EE%EE/r%C3%A4ksm%C3%B6rg%C3%A5s',
 
404
             encoding='iso-8859-1')
 
405
 
 
406
        # This one can be encoded into utf8
 
407
        test(u'http://host/\u062c\u0648\u062c\u0648',
 
408
             'http://host/%d8%ac%d9%88%d8%ac%d9%88',
 
409
             encoding='utf-8')
 
410
 
 
411
        # This can't be put into 8859-1 and so stays as escapes
 
412
        test(u'http://host/%d8%ac%d9%88%d8%ac%d9%88',
 
413
             'http://host/%d8%ac%d9%88%d8%ac%d9%88',
 
414
             encoding='iso-8859-1')
 
415
 
 
416
    def test_escape(self):
 
417
        self.assertEqual('%25', urlutils.escape('%'))
 
418
        self.assertEqual('%C3%A5', urlutils.escape(u'\xe5'))
 
419
 
 
420
    def test_unescape(self):
 
421
        self.assertEqual('%', urlutils.unescape('%25'))
 
422
        self.assertEqual(u'\xe5', urlutils.unescape('%C3%A5'))
 
423
 
 
424
        self.assertRaises(InvalidURL, urlutils.unescape, u'\xe5')
 
425
        self.assertRaises(InvalidURL, urlutils.unescape, '\xe5')
 
426
        self.assertRaises(InvalidURL, urlutils.unescape, '%E5')
 
427
 
 
428
    def test_escape_unescape(self):
 
429
        self.assertEqual(u'\xe5', urlutils.unescape(urlutils.escape(u'\xe5')))
 
430
        self.assertEqual('%', urlutils.unescape(urlutils.escape('%')))
 
431
 
 
432
    def test_relative_url(self):
 
433
        def test(expected, base, other):
 
434
            result = urlutils.relative_url(base, other)
 
435
            self.assertEqual(expected, result)
 
436
            
 
437
        test('a', 'http://host/', 'http://host/a')
 
438
        test('http://entirely/different', 'sftp://host/branch',
 
439
                    'http://entirely/different')
 
440
        test('../person/feature', 'http://host/branch/mainline',
 
441
                    'http://host/branch/person/feature')
 
442
        test('..', 'http://host/branch', 'http://host/')
 
443
        test('http://host2/branch', 'http://host1/branch', 'http://host2/branch')
 
444
        test('.', 'http://host1/branch', 'http://host1/branch')
 
445
        test('../../../branch/2b', 'file:///home/jelmer/foo/bar/2b',
 
446
                    'file:///home/jelmer/branch/2b')
 
447
        test('../../branch/2b', 'sftp://host/home/jelmer/bar/2b',
 
448
                    'sftp://host/home/jelmer/branch/2b')
 
449
        test('../../branch/feature/%2b', 'http://host/home/jelmer/bar/%2b',
 
450
                    'http://host/home/jelmer/branch/feature/%2b')
 
451
        test('../../branch/feature/2b', 'http://host/home/jelmer/bar/2b/', 
 
452
                    'http://host/home/jelmer/branch/feature/2b')
 
453
        # relative_url should preserve a trailing slash
 
454
        test('../../branch/feature/2b/', 'http://host/home/jelmer/bar/2b/',
 
455
                    'http://host/home/jelmer/branch/feature/2b/')
 
456
        test('../../branch/feature/2b/', 'http://host/home/jelmer/bar/2b',
 
457
                    'http://host/home/jelmer/branch/feature/2b/')
 
458
 
 
459
        # TODO: treat http://host as http://host/
 
460
        #       relative_url is typically called from a branch.base or
 
461
        #       transport.base which always ends with a /
 
462
        #test('a', 'http://host', 'http://host/a')
 
463
        test('http://host/a', 'http://host', 'http://host/a')
 
464
        #test('.', 'http://host', 'http://host/')
 
465
        test('http://host/', 'http://host', 'http://host/')
 
466
        #test('.', 'http://host/', 'http://host')
 
467
        test('http://host', 'http://host/', 'http://host')
 
468
 
 
469
 
 
470
class TestCwdToURL(TestCaseInTempDir):
 
471
    """Test that local_path_to_url works base on the cwd"""
 
472
 
 
473
    def test_dot(self):
 
474
        # This test will fail if getcwd is not ascii
 
475
        os.mkdir('mytest')
 
476
        os.chdir('mytest')
 
477
 
 
478
        url = urlutils.local_path_to_url('.')
 
479
        self.assertEndsWith(url, '/mytest')
 
480
 
 
481
    def test_non_ascii(self):
 
482
        try:
 
483
            os.mkdir(u'dod\xe9')
 
484
        except UnicodeError:
 
485
            raise TestSkipped('cannot create unicode directory')
 
486
 
 
487
        os.chdir(u'dod\xe9')
 
488
 
 
489
        # On Mac OSX this directory is actually: 
 
490
        #   u'/dode\u0301' => '/dode\xcc\x81
 
491
        # but we should normalize it back to 
 
492
        #   u'/dod\xe9' => '/dod\xc3\xa9'
 
493
        url = urlutils.local_path_to_url('.')
 
494
        self.assertEndsWith(url, '/dod%C3%A9')