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Viewing changes to bzrlib/tests/test_urlutils.py

  • Committer: Aaron Bentley
  • Date: 2007-06-20 22:06:22 UTC
  • mto: (2520.5.2 bzr.mpbundle)
  • mto: This revision was merged to the branch mainline in revision 2631.
  • Revision ID: abentley@panoramicfeedback.com-20070620220622-9lasxr96rr0e0xvn
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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"))