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Viewing changes to bzrlib/tests/test_urlutils.py

  • Committer: Martin Pool
  • Date: 2005-07-29 19:53:21 UTC
  • Revision ID: mbp@sourcefrog.net-20050729195321-6d9eef1a43dd6c81
- notes from discussion on splitting and joining files

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1
 
# Copyright (C) 2005 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, win32utils
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
 
        # Unescape characters that don't need to be escaped
119
 
        eq('http://host/~bob%2525-._',
120
 
                normalize_url('http://host/%7Ebob%2525%2D%2E%5F'))
121
 
        eq('http://host/~bob%2525-._',
122
 
                normalize_url(u'http://host/%7Ebob%2525%2D%2E%5F'))
123
 
 
124
 
        # Normalize verifies URLs when they are not unicode
125
 
        # (indicating they did not come from the user)
126
 
        self.assertRaises(InvalidURL, normalize_url, 'http://host/\xb5')
127
 
        self.assertRaises(InvalidURL, normalize_url, 'http://host/ ')
128
 
 
129
 
    def test_url_scheme_re(self):
130
 
        # Test paths that may be URLs
131
 
        def test_one(url, scheme_and_path):
132
 
            """Assert that _url_scheme_re correctly matches
133
 
 
134
 
            :param scheme_and_path: The (scheme, path) that should be matched
135
 
                can be None, to indicate it should not match
136
 
            """
137
 
            m = urlutils._url_scheme_re.match(url)
138
 
            if scheme_and_path is None:
139
 
                self.assertEqual(None, m)
140
 
            else:
141
 
                self.assertEqual(scheme_and_path[0], m.group('scheme'))
142
 
                self.assertEqual(scheme_and_path[1], m.group('path'))
143
 
 
144
 
        # Local paths
145
 
        test_one('/path', None)
146
 
        test_one('C:/path', None)
147
 
        test_one('../path/to/foo', None)
148
 
        test_one(u'../path/to/fo\xe5', None)
149
 
 
150
 
        # Real URLS
151
 
        test_one('http://host/path/', ('http', 'host/path/'))
152
 
        test_one('sftp://host/path/to/foo', ('sftp', 'host/path/to/foo'))
153
 
        test_one('file:///usr/bin', ('file', '/usr/bin'))
154
 
        test_one('file:///C:/Windows', ('file', '/C:/Windows'))
155
 
        test_one('file:///C|/Windows', ('file', '/C|/Windows'))
156
 
        test_one(u'readonly+sftp://host/path/\xe5', ('readonly+sftp', u'host/path/\xe5'))
157
 
 
158
 
        # Weird stuff
159
 
        # Can't have slashes or colons in the scheme
160
 
        test_one('/path/to/://foo', None)
161
 
        test_one('path:path://foo', None)
162
 
        # Must have more than one character for scheme
163
 
        test_one('C://foo', None)
164
 
        test_one('ab://foo', ('ab', 'foo'))
165
 
 
166
 
    def test_dirname(self):
167
 
        # Test bzrlib.urlutils.dirname()
168
 
        dirname = urlutils.dirname
169
 
        if sys.platform == 'win32':
170
 
            self.assertRaises(InvalidURL, dirname, 'file:///path/to/foo')
171
 
            self.assertEqual('file:///C|/', dirname('file:///C|/foo'))
172
 
            self.assertEqual('file:///C|/', dirname('file:///C|/'))
173
 
        else:
174
 
            self.assertEqual('file:///', dirname('file:///foo'))
175
 
            self.assertEqual('file:///', dirname('file:///'))
176
 
 
177
 
        self.assertEqual('http://host/path/to', dirname('http://host/path/to/foo'))
178
 
        self.assertEqual('http://host/path/to', dirname('http://host/path/to/foo/'))
179
 
        self.assertEqual('http://host/path/to/foo',
180
 
            dirname('http://host/path/to/foo/', exclude_trailing_slash=False))
181
 
        self.assertEqual('http://host/', dirname('http://host/path'))
182
 
        self.assertEqual('http://host/', dirname('http://host/'))
183
 
        self.assertEqual('http://host', dirname('http://host'))
184
 
        self.assertEqual('http:///nohost', dirname('http:///nohost/path'))
185
 
 
186
 
        self.assertEqual('random+scheme://user:pass@ahost:port/',
187
 
            dirname('random+scheme://user:pass@ahost:port/path'))
188
 
        self.assertEqual('random+scheme://user:pass@ahost:port/',
189
 
            dirname('random+scheme://user:pass@ahost:port/path/'))
190
 
        self.assertEqual('random+scheme://user:pass@ahost:port/',
191
 
            dirname('random+scheme://user:pass@ahost:port/'))
192
 
 
193
 
        # relative paths
194
 
        self.assertEqual('path/to', dirname('path/to/foo'))
195
 
        self.assertEqual('path/to', dirname('path/to/foo/'))
196
 
        self.assertEqual('path/to/foo',
197
 
            dirname('path/to/foo/', exclude_trailing_slash=False))
198
 
        self.assertEqual('path/..', dirname('path/../foo'))
199
 
        self.assertEqual('../path', dirname('../path/foo'))
200
 
 
201
 
    def test_join(self):
202
 
        def test(expected, *args):
203
 
            joined = urlutils.join(*args)
204
 
            self.assertEqual(expected, joined)
205
 
 
206
 
        # Test relative path joining
207
 
        test('foo', 'foo') # relative fragment with nothing is preserved.
208
 
        test('foo/bar', 'foo', 'bar')
209
 
        test('http://foo/bar', 'http://foo', 'bar')
210
 
        test('http://foo/bar', 'http://foo', '.', 'bar')
211
 
        test('http://foo/baz', 'http://foo', 'bar', '../baz')
212
 
        test('http://foo/bar/baz', 'http://foo', 'bar/baz')
213
 
        test('http://foo/baz', 'http://foo', 'bar/../baz')
214
 
        test('http://foo/baz', 'http://foo/bar/', '../baz')
215
 
 
216
 
        # Absolute paths
217
 
        test('http://foo', 'http://foo') # abs url with nothing is preserved.
218
 
        test('http://bar', 'http://foo', 'http://bar')
219
 
        test('sftp://bzr/foo', 'http://foo', 'bar', 'sftp://bzr/foo')
220
 
        test('file:///bar', 'foo', 'file:///bar')
221
 
        test('http://bar/', 'http://foo', 'http://bar/')
222
 
        test('http://bar/a', 'http://foo', 'http://bar/a')
223
 
        test('http://bar/a/', 'http://foo', 'http://bar/a/')
224
 
 
225
 
        # From a base path
226
 
        test('file:///foo', 'file:///', 'foo')
227
 
        test('file:///bar/foo', 'file:///bar/', 'foo')
228
 
        test('http://host/foo', 'http://host/', 'foo')
229
 
        test('http://host/', 'http://host', '')
230
 
        
231
 
        # Invalid joinings
232
 
        # Cannot go above root
233
 
        # Implicitly at root:
234
 
        self.assertRaises(InvalidURLJoin, urlutils.join,
235
 
                'http://foo', '../baz')
236
 
        self.assertRaises(InvalidURLJoin, urlutils.join,
237
 
                'http://foo', '/..')
238
 
        # Joining from a path explicitly under the root.
239
 
        self.assertRaises(InvalidURLJoin, urlutils.join,
240
 
                'http://foo/a', '../../b')
241
 
 
242
 
    def test_joinpath(self):
243
 
        def test(expected, *args):
244
 
            joined = urlutils.joinpath(*args)
245
 
            self.assertEqual(expected, joined)
246
 
 
247
 
        # Test a single element
248
 
        test('foo', 'foo')
249
 
 
250
 
        # Test relative path joining
251
 
        test('foo/bar', 'foo', 'bar')
252
 
        test('foo/bar', 'foo', '.', 'bar')
253
 
        test('foo/baz', 'foo', 'bar', '../baz')
254
 
        test('foo/bar/baz', 'foo', 'bar/baz')
255
 
        test('foo/baz', 'foo', 'bar/../baz')
256
 
 
257
 
        # Test joining to an absolute path
258
 
        test('/foo', '/foo')
259
 
        test('/foo', '/foo', '.')
260
 
        test('/foo/bar', '/foo', 'bar')
261
 
        test('/', '/foo', '..')
262
 
 
263
 
        # Test joining with an absolute path
264
 
        test('/bar', 'foo', '/bar')
265
 
 
266
 
        # Test joining to a path with a trailing slash
267
 
        test('foo/bar', 'foo/', 'bar')
268
 
        
269
 
        # Invalid joinings
270
 
        # Cannot go above root
271
 
        self.assertRaises(InvalidURLJoin, urlutils.joinpath, '/', '../baz')
272
 
        self.assertRaises(InvalidURLJoin, urlutils.joinpath, '/', '..')
273
 
        self.assertRaises(InvalidURLJoin, urlutils.joinpath, '/', '/..')
274
 
 
275
 
    def test_function_type(self):
276
 
        if sys.platform == 'win32':
277
 
            self.assertEqual(urlutils._win32_local_path_to_url, urlutils.local_path_to_url)
278
 
            self.assertEqual(urlutils._win32_local_path_from_url, urlutils.local_path_from_url)
279
 
        else:
280
 
            self.assertEqual(urlutils._posix_local_path_to_url, urlutils.local_path_to_url)
281
 
            self.assertEqual(urlutils._posix_local_path_from_url, urlutils.local_path_from_url)
282
 
 
283
 
    def test_posix_local_path_to_url(self):
284
 
        to_url = urlutils._posix_local_path_to_url
285
 
        self.assertEqual('file:///path/to/foo',
286
 
            to_url('/path/to/foo'))
287
 
 
288
 
        try:
289
 
            result = to_url(u'/path/to/r\xe4ksm\xf6rg\xe5s')
290
 
        except UnicodeError:
291
 
            raise TestSkipped("local encoding cannot handle unicode")
292
 
 
293
 
        self.assertEqual('file:///path/to/r%C3%A4ksm%C3%B6rg%C3%A5s', result)
294
 
 
295
 
    def test_posix_local_path_from_url(self):
296
 
        from_url = urlutils._posix_local_path_from_url
297
 
        self.assertEqual('/path/to/foo',
298
 
            from_url('file:///path/to/foo'))
299
 
        self.assertEqual(u'/path/to/r\xe4ksm\xf6rg\xe5s',
300
 
            from_url('file:///path/to/r%C3%A4ksm%C3%B6rg%C3%A5s'))
301
 
        self.assertEqual(u'/path/to/r\xe4ksm\xf6rg\xe5s',
302
 
            from_url('file:///path/to/r%c3%a4ksm%c3%b6rg%c3%a5s'))
303
 
 
304
 
        self.assertRaises(InvalidURL, from_url, '/path/to/foo')
305
 
 
306
 
    def test_win32_local_path_to_url(self):
307
 
        to_url = urlutils._win32_local_path_to_url
308
 
        self.assertEqual('file:///C:/path/to/foo',
309
 
            to_url('C:/path/to/foo'))
310
 
        # BOGUS: on win32, ntpath.abspath will strip trailing
311
 
        #       whitespace, so this will always fail
312
 
        #       Though under linux, it fakes abspath support
313
 
        #       and thus will succeed
314
 
        # self.assertEqual('file:///C:/path/to/foo%20',
315
 
        #     to_url('C:/path/to/foo '))
316
 
        self.assertEqual('file:///C:/path/to/f%20oo',
317
 
            to_url('C:/path/to/f oo'))
318
 
 
319
 
        try:
320
 
            result = to_url(u'd:/path/to/r\xe4ksm\xf6rg\xe5s')
321
 
        except UnicodeError:
322
 
            raise TestSkipped("local encoding cannot handle unicode")
323
 
 
324
 
        self.assertEqual('file:///D:/path/to/r%C3%A4ksm%C3%B6rg%C3%A5s', result)
325
 
 
326
 
    def test_win32_unc_path_to_url(self):
327
 
        to_url = urlutils._win32_local_path_to_url
328
 
        self.assertEqual('file://HOST/path',
329
 
            to_url(r'\\HOST\path'))
330
 
        self.assertEqual('file://HOST/path',
331
 
            to_url('//HOST/path'))
332
 
 
333
 
        try:
334
 
            result = to_url(u'//HOST/path/to/r\xe4ksm\xf6rg\xe5s')
335
 
        except UnicodeError:
336
 
            raise TestSkipped("local encoding cannot handle unicode")
337
 
 
338
 
        self.assertEqual('file://HOST/path/to/r%C3%A4ksm%C3%B6rg%C3%A5s', result)
339
 
 
340
 
 
341
 
    def test_win32_local_path_from_url(self):
342
 
        from_url = urlutils._win32_local_path_from_url
343
 
        self.assertEqual('C:/path/to/foo',
344
 
            from_url('file:///C|/path/to/foo'))
345
 
        self.assertEqual(u'D:/path/to/r\xe4ksm\xf6rg\xe5s',
346
 
            from_url('file:///d|/path/to/r%C3%A4ksm%C3%B6rg%C3%A5s'))
347
 
        self.assertEqual(u'D:/path/to/r\xe4ksm\xf6rg\xe5s',
348
 
            from_url('file:///d:/path/to/r%c3%a4ksm%c3%b6rg%c3%a5s'))
349
 
 
350
 
        self.assertRaises(InvalidURL, from_url, '/path/to/foo')
351
 
        # Not a valid _win32 url, no drive letter
352
 
        self.assertRaises(InvalidURL, from_url, 'file:///path/to/foo')
353
 
 
354
 
    def test_win32_unc_path_from_url(self):
355
 
        from_url = urlutils._win32_local_path_from_url
356
 
        self.assertEqual('//HOST/path', from_url('file://HOST/path'))
357
 
        # despite IE allows 2, 4, 5 and 6 slashes in URL to another machine
358
 
        # we want to use only 2 slashes
359
 
        # Firefox understand only 5 slashes in URL, but it's ugly
360
 
        self.assertRaises(InvalidURL, from_url, 'file:////HOST/path')
361
 
        self.assertRaises(InvalidURL, from_url, 'file://///HOST/path')
362
 
        self.assertRaises(InvalidURL, from_url, 'file://////HOST/path')
363
 
        # check for file://C:/ instead of file:///C:/
364
 
        self.assertRaises(InvalidURL, from_url, 'file://C:/path')
365
 
 
366
 
    def test_win32_extract_drive_letter(self):
367
 
        extract = urlutils._win32_extract_drive_letter
368
 
        self.assertEqual(('file:///C:', '/foo'), extract('file://', '/C:/foo'))
369
 
        self.assertEqual(('file:///d|', '/path'), extract('file://', '/d|/path'))
370
 
        self.assertRaises(InvalidURL, extract, 'file://', '/path')
371
 
 
372
 
    def test_split(self):
373
 
        # Test bzrlib.urlutils.split()
374
 
        split = urlutils.split
375
 
        if sys.platform == 'win32':
376
 
            self.assertRaises(InvalidURL, split, 'file:///path/to/foo')
377
 
            self.assertEqual(('file:///C|/', 'foo'), split('file:///C|/foo'))
378
 
            self.assertEqual(('file:///C:/', ''), split('file:///C:/'))
379
 
        else:
380
 
            self.assertEqual(('file:///', 'foo'), split('file:///foo'))
381
 
            self.assertEqual(('file:///', ''), split('file:///'))
382
 
 
383
 
        self.assertEqual(('http://host/path/to', 'foo'), split('http://host/path/to/foo'))
384
 
        self.assertEqual(('http://host/path/to', 'foo'), split('http://host/path/to/foo/'))
385
 
        self.assertEqual(('http://host/path/to/foo', ''),
386
 
            split('http://host/path/to/foo/', exclude_trailing_slash=False))
387
 
        self.assertEqual(('http://host/', 'path'), split('http://host/path'))
388
 
        self.assertEqual(('http://host/', ''), split('http://host/'))
389
 
        self.assertEqual(('http://host', ''), split('http://host'))
390
 
        self.assertEqual(('http:///nohost', 'path'), split('http:///nohost/path'))
391
 
 
392
 
        self.assertEqual(('random+scheme://user:pass@ahost:port/', 'path'),
393
 
            split('random+scheme://user:pass@ahost:port/path'))
394
 
        self.assertEqual(('random+scheme://user:pass@ahost:port/', 'path'),
395
 
            split('random+scheme://user:pass@ahost:port/path/'))
396
 
        self.assertEqual(('random+scheme://user:pass@ahost:port/', ''),
397
 
            split('random+scheme://user:pass@ahost:port/'))
398
 
 
399
 
        # relative paths
400
 
        self.assertEqual(('path/to', 'foo'), split('path/to/foo'))
401
 
        self.assertEqual(('path/to', 'foo'), split('path/to/foo/'))
402
 
        self.assertEqual(('path/to/foo', ''),
403
 
            split('path/to/foo/', exclude_trailing_slash=False))
404
 
        self.assertEqual(('path/..', 'foo'), split('path/../foo'))
405
 
        self.assertEqual(('../path', 'foo'), split('../path/foo'))
406
 
 
407
 
    def test_win32_strip_local_trailing_slash(self):
408
 
        strip = urlutils._win32_strip_local_trailing_slash
409
 
        self.assertEqual('file://', strip('file://'))
410
 
        self.assertEqual('file:///', strip('file:///'))
411
 
        self.assertEqual('file:///C', strip('file:///C'))
412
 
        self.assertEqual('file:///C:', strip('file:///C:'))
413
 
        self.assertEqual('file:///d|', strip('file:///d|'))
414
 
        self.assertEqual('file:///C:/', strip('file:///C:/'))
415
 
        self.assertEqual('file:///C:/a', strip('file:///C:/a/'))
416
 
 
417
 
    def test_strip_trailing_slash(self):
418
 
        sts = urlutils.strip_trailing_slash
419
 
        if sys.platform == 'win32':
420
 
            self.assertEqual('file:///C|/', sts('file:///C|/'))
421
 
            self.assertEqual('file:///C:/foo', sts('file:///C:/foo'))
422
 
            self.assertEqual('file:///C|/foo', sts('file:///C|/foo/'))
423
 
        else:
424
 
            self.assertEqual('file:///', sts('file:///'))
425
 
            self.assertEqual('file:///foo', sts('file:///foo'))
426
 
            self.assertEqual('file:///foo', sts('file:///foo/'))
427
 
 
428
 
        self.assertEqual('http://host/', sts('http://host/'))
429
 
        self.assertEqual('http://host/foo', sts('http://host/foo'))
430
 
        self.assertEqual('http://host/foo', sts('http://host/foo/'))
431
 
 
432
 
        # No need to fail just because the slash is missing
433
 
        self.assertEqual('http://host', sts('http://host'))
434
 
        # TODO: jam 20060502 Should this raise InvalidURL?
435
 
        self.assertEqual('file://', sts('file://'))
436
 
 
437
 
        self.assertEqual('random+scheme://user:pass@ahost:port/path',
438
 
            sts('random+scheme://user:pass@ahost:port/path'))
439
 
        self.assertEqual('random+scheme://user:pass@ahost:port/path',
440
 
            sts('random+scheme://user:pass@ahost:port/path/'))
441
 
        self.assertEqual('random+scheme://user:pass@ahost:port/',
442
 
            sts('random+scheme://user:pass@ahost:port/'))
443
 
 
444
 
        # Make sure relative paths work too
445
 
        self.assertEqual('path/to/foo', sts('path/to/foo'))
446
 
        self.assertEqual('path/to/foo', sts('path/to/foo/'))
447
 
        self.assertEqual('../to/foo', sts('../to/foo/'))
448
 
        self.assertEqual('path/../foo', sts('path/../foo/'))
449
 
 
450
 
    def test_unescape_for_display_utf8(self):
451
 
        # Test that URLs are converted to nice unicode strings for display
452
 
        def test(expected, url, encoding='utf-8'):
453
 
            disp_url = urlutils.unescape_for_display(url, encoding=encoding)
454
 
            self.assertIsInstance(disp_url, unicode)
455
 
            self.assertEqual(expected, disp_url)
456
 
 
457
 
        test('http://foo', 'http://foo')
458
 
        if sys.platform == 'win32':
459
 
            test('C:/foo/path', 'file:///C|/foo/path')
460
 
            test('C:/foo/path', 'file:///C:/foo/path')
461
 
        else:
462
 
            test('/foo/path', 'file:///foo/path')
463
 
 
464
 
        test('http://foo/%2Fbaz', 'http://foo/%2Fbaz')
465
 
        test(u'http://host/r\xe4ksm\xf6rg\xe5s',
466
 
             'http://host/r%C3%A4ksm%C3%B6rg%C3%A5s')
467
 
 
468
 
        # Make sure special escaped characters stay escaped
469
 
        test(u'http://host/%3B%2F%3F%3A%40%26%3D%2B%24%2C%23',
470
 
             'http://host/%3B%2F%3F%3A%40%26%3D%2B%24%2C%23')
471
 
 
472
 
        # Can we handle sections that don't have utf-8 encoding?
473
 
        test(u'http://host/%EE%EE%EE/r\xe4ksm\xf6rg\xe5s',
474
 
             'http://host/%EE%EE%EE/r%C3%A4ksm%C3%B6rg%C3%A5s')
475
 
 
476
 
        # Test encoding into output that can handle some characters
477
 
        test(u'http://host/%EE%EE%EE/r\xe4ksm\xf6rg\xe5s',
478
 
             'http://host/%EE%EE%EE/r%C3%A4ksm%C3%B6rg%C3%A5s',
479
 
             encoding='iso-8859-1')
480
 
 
481
 
        # This one can be encoded into utf8
482
 
        test(u'http://host/\u062c\u0648\u062c\u0648',
483
 
             'http://host/%d8%ac%d9%88%d8%ac%d9%88',
484
 
             encoding='utf-8')
485
 
 
486
 
        # This can't be put into 8859-1 and so stays as escapes
487
 
        test(u'http://host/%d8%ac%d9%88%d8%ac%d9%88',
488
 
             'http://host/%d8%ac%d9%88%d8%ac%d9%88',
489
 
             encoding='iso-8859-1')
490
 
 
491
 
    def test_escape(self):
492
 
        self.assertEqual('%25', urlutils.escape('%'))
493
 
        self.assertEqual('%C3%A5', urlutils.escape(u'\xe5'))
494
 
 
495
 
    def test_unescape(self):
496
 
        self.assertEqual('%', urlutils.unescape('%25'))
497
 
        self.assertEqual(u'\xe5', urlutils.unescape('%C3%A5'))
498
 
 
499
 
        self.assertRaises(InvalidURL, urlutils.unescape, u'\xe5')
500
 
        self.assertRaises(InvalidURL, urlutils.unescape, '\xe5')
501
 
        self.assertRaises(InvalidURL, urlutils.unescape, '%E5')
502
 
 
503
 
    def test_escape_unescape(self):
504
 
        self.assertEqual(u'\xe5', urlutils.unescape(urlutils.escape(u'\xe5')))
505
 
        self.assertEqual('%', urlutils.unescape(urlutils.escape('%')))
506
 
 
507
 
    def test_relative_url(self):
508
 
        def test(expected, base, other):
509
 
            result = urlutils.relative_url(base, other)
510
 
            self.assertEqual(expected, result)
511
 
            
512
 
        test('a', 'http://host/', 'http://host/a')
513
 
        test('http://entirely/different', 'sftp://host/branch',
514
 
                    'http://entirely/different')
515
 
        test('../person/feature', 'http://host/branch/mainline',
516
 
                    'http://host/branch/person/feature')
517
 
        test('..', 'http://host/branch', 'http://host/')
518
 
        test('http://host2/branch', 'http://host1/branch', 'http://host2/branch')
519
 
        test('.', 'http://host1/branch', 'http://host1/branch')
520
 
        test('../../../branch/2b', 'file:///home/jelmer/foo/bar/2b',
521
 
                    'file:///home/jelmer/branch/2b')
522
 
        test('../../branch/2b', 'sftp://host/home/jelmer/bar/2b',
523
 
                    'sftp://host/home/jelmer/branch/2b')
524
 
        test('../../branch/feature/%2b', 'http://host/home/jelmer/bar/%2b',
525
 
                    'http://host/home/jelmer/branch/feature/%2b')
526
 
        test('../../branch/feature/2b', 'http://host/home/jelmer/bar/2b/', 
527
 
                    'http://host/home/jelmer/branch/feature/2b')
528
 
        # relative_url should preserve a trailing slash
529
 
        test('../../branch/feature/2b/', 'http://host/home/jelmer/bar/2b/',
530
 
                    'http://host/home/jelmer/branch/feature/2b/')
531
 
        test('../../branch/feature/2b/', 'http://host/home/jelmer/bar/2b',
532
 
                    'http://host/home/jelmer/branch/feature/2b/')
533
 
 
534
 
        # TODO: treat http://host as http://host/
535
 
        #       relative_url is typically called from a branch.base or
536
 
        #       transport.base which always ends with a /
537
 
        #test('a', 'http://host', 'http://host/a')
538
 
        test('http://host/a', 'http://host', 'http://host/a')
539
 
        #test('.', 'http://host', 'http://host/')
540
 
        test('http://host/', 'http://host', 'http://host/')
541
 
        #test('.', 'http://host/', 'http://host')
542
 
        test('http://host', 'http://host/', 'http://host')
543
 
 
544
 
 
545
 
class TestCwdToURL(TestCaseInTempDir):
546
 
    """Test that local_path_to_url works base on the cwd"""
547
 
 
548
 
    def test_dot(self):
549
 
        # This test will fail if getcwd is not ascii
550
 
        os.mkdir('mytest')
551
 
        os.chdir('mytest')
552
 
 
553
 
        url = urlutils.local_path_to_url('.')
554
 
        self.assertEndsWith(url, '/mytest')
555
 
 
556
 
    def test_non_ascii(self):
557
 
        if win32utils.winver == 'Windows 98':
558
 
            raise TestSkipped('Windows 98 cannot handle unicode filenames')
559
 
 
560
 
        try:
561
 
            os.mkdir(u'dod\xe9')
562
 
        except UnicodeError:
563
 
            raise TestSkipped('cannot create unicode directory')
564
 
 
565
 
        os.chdir(u'dod\xe9')
566
 
 
567
 
        # On Mac OSX this directory is actually: 
568
 
        #   u'/dode\u0301' => '/dode\xcc\x81
569
 
        # but we should normalize it back to 
570
 
        #   u'/dod\xe9' => '/dod\xc3\xa9'
571
 
        url = urlutils.local_path_to_url('.')
572
 
        self.assertEndsWith(url, '/dod%C3%A9')
573
 
 
574
 
 
575
 
class TestDeriveToLocation(TestCase):
576
 
    """Test that the mapping of FROM_LOCATION to TO_LOCATION works."""
577
 
 
578
 
    def test_to_locations_derived_from_paths(self):
579
 
        derive = urlutils.derive_to_location
580
 
        self.assertEqual("bar", derive("bar"))
581
 
        self.assertEqual("bar", derive("../bar"))
582
 
        self.assertEqual("bar", derive("/foo/bar"))
583
 
        self.assertEqual("bar", derive("c:/foo/bar"))
584
 
        self.assertEqual("bar", derive("c:bar"))
585
 
 
586
 
    def test_to_locations_derived_from_urls(self):
587
 
        derive = urlutils.derive_to_location
588
 
        self.assertEqual("bar", derive("http://foo/bar"))
589
 
        self.assertEqual("bar", derive("bzr+ssh://foo/bar"))
590
 
        self.assertEqual("foo-bar", derive("lp:foo-bar"))