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  • Committer: John Arbash Meinel
  • Date: 2008-10-14 21:35:27 UTC
  • mto: This revision was merged to the branch mainline in revision 3805.
  • Revision ID: john@arbash-meinel.com-20081014213527-4j9uc93aq1qmn43b
Add in a shortcut when we haven't cached much yet.

Document the current algorithm more completely, including the proper
justification for the various steps.

Show diffs side-by-side

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removed removed

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bzrlib/tests/test_osutils.py
1
 
# Copyright (C) 2005-2010 Canonical Ltd
 
1
# Copyright (C) 2005, 2006, 2007 Canonical Ltd
2
2
#
3
3
# This program is free software; you can redistribute it and/or modify
4
4
# it under the terms of the GNU General Public License as published by
12
12
#
13
13
# You should have received a copy of the GNU General Public License
14
14
# along with this program; if not, write to the Free Software
15
 
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
15
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
16
16
 
17
17
"""Tests for the osutils wrapper."""
18
18
 
19
19
from cStringIO import StringIO
20
20
import errno
21
21
import os
22
 
import re
23
22
import socket
24
23
import stat
25
24
import sys
29
28
    errors,
30
29
    osutils,
31
30
    tests,
32
 
    trace,
33
31
    win32utils,
34
32
    )
 
33
from bzrlib.errors import BzrBadParameterNotUnicode, InvalidURL
 
34
from bzrlib.osutils import (
 
35
        is_inside_any,
 
36
        is_inside_or_parent_of_any,
 
37
        pathjoin,
 
38
        pumpfile,
 
39
        pump_string_file,
 
40
        )
35
41
from bzrlib.tests import (
36
 
    features,
37
 
    file_utils,
38
 
    test__walkdirs_win32,
 
42
        adapt_tests,
 
43
        Feature,
 
44
        probe_unicode_in_user_encoding,
 
45
        split_suite_by_re,
 
46
        StringIOWrapper,
 
47
        SymlinkFeature,
 
48
        TestCase,
 
49
        TestCaseInTempDir,
 
50
        TestScenarioApplier,
 
51
        TestSkipped,
 
52
        )
 
53
from bzrlib.tests.file_utils import (
 
54
    FakeReadFile,
39
55
    )
40
 
 
41
 
 
42
 
class _UTF8DirReaderFeature(tests.Feature):
 
56
from bzrlib.tests.test__walkdirs_win32 import Win32ReadDirFeature
 
57
 
 
58
 
 
59
class _UTF8DirReaderFeature(Feature):
43
60
 
44
61
    def _probe(self):
45
62
        try:
54
71
 
55
72
UTF8DirReaderFeature = _UTF8DirReaderFeature()
56
73
 
57
 
term_ios_feature = tests.ModuleAvailableFeature('termios')
58
 
 
59
 
 
60
 
def _already_unicode(s):
61
 
    return s
62
 
 
63
 
 
64
 
def _utf8_to_unicode(s):
65
 
    return s.decode('UTF-8')
66
 
 
67
 
 
68
 
def dir_reader_scenarios():
69
 
    # For each dir reader we define:
70
 
 
71
 
    # - native_to_unicode: a function converting the native_abspath as returned
72
 
    #   by DirReader.read_dir to its unicode representation
73
 
 
74
 
    # UnicodeDirReader is the fallback, it should be tested on all platforms.
75
 
    scenarios = [('unicode',
76
 
                  dict(_dir_reader_class=osutils.UnicodeDirReader,
77
 
                       _native_to_unicode=_already_unicode))]
78
 
    # Some DirReaders are platform specific and even there they may not be
79
 
    # available.
80
 
    if UTF8DirReaderFeature.available():
81
 
        from bzrlib import _readdir_pyx
82
 
        scenarios.append(('utf8',
83
 
                          dict(_dir_reader_class=_readdir_pyx.UTF8DirReader,
84
 
                               _native_to_unicode=_utf8_to_unicode)))
85
 
 
86
 
    if test__walkdirs_win32.win32_readdir_feature.available():
87
 
        try:
88
 
            from bzrlib import _walkdirs_win32
89
 
            scenarios.append(
90
 
                ('win32',
91
 
                 dict(_dir_reader_class=_walkdirs_win32.Win32ReadDir,
92
 
                      _native_to_unicode=_already_unicode)))
93
 
        except ImportError:
94
 
            pass
95
 
    return scenarios
96
 
 
97
 
 
98
 
def load_tests(basic_tests, module, loader):
99
 
    suite = loader.suiteClass()
100
 
    dir_reader_tests, remaining_tests = tests.split_suite_by_condition(
101
 
        basic_tests, tests.condition_isinstance(TestDirReader))
102
 
    tests.multiply_tests(dir_reader_tests, dir_reader_scenarios(), suite)
103
 
    suite.addTest(remaining_tests)
104
 
    return suite
105
 
 
106
 
 
107
 
class TestContainsWhitespace(tests.TestCase):
 
74
 
 
75
class TestOSUtils(TestCaseInTempDir):
108
76
 
109
77
    def test_contains_whitespace(self):
110
78
        self.failUnless(osutils.contains_whitespace(u' '))
120
88
        self.failIf(osutils.contains_whitespace(u'hellothere'))
121
89
        self.failIf(osutils.contains_whitespace(u'hello\xa0there'))
122
90
 
123
 
 
124
 
class TestRename(tests.TestCaseInTempDir):
125
 
 
126
 
    def create_file(self, filename, content):
127
 
        f = open(filename, 'wb')
128
 
        try:
129
 
            f.write(content)
130
 
        finally:
131
 
            f.close()
132
 
 
133
 
    def _fancy_rename(self, a, b):
134
 
        osutils.fancy_rename(a, b, rename_func=os.rename,
135
 
                             unlink_func=os.unlink)
136
 
 
137
91
    def test_fancy_rename(self):
138
92
        # This should work everywhere
139
 
        self.create_file('a', 'something in a\n')
140
 
        self._fancy_rename('a', 'b')
 
93
        def rename(a, b):
 
94
            osutils.fancy_rename(a, b,
 
95
                    rename_func=os.rename,
 
96
                    unlink_func=os.unlink)
 
97
 
 
98
        open('a', 'wb').write('something in a\n')
 
99
        rename('a', 'b')
141
100
        self.failIfExists('a')
142
101
        self.failUnlessExists('b')
143
102
        self.check_file_contents('b', 'something in a\n')
144
103
 
145
 
        self.create_file('a', 'new something in a\n')
146
 
        self._fancy_rename('b', 'a')
 
104
        open('a', 'wb').write('new something in a\n')
 
105
        rename('b', 'a')
147
106
 
148
107
        self.check_file_contents('a', 'something in a\n')
149
108
 
150
 
    def test_fancy_rename_fails_source_missing(self):
151
 
        # An exception should be raised, and the target should be left in place
152
 
        self.create_file('target', 'data in target\n')
153
 
        self.assertRaises((IOError, OSError), self._fancy_rename,
154
 
                          'missingsource', 'target')
155
 
        self.failUnlessExists('target')
156
 
        self.check_file_contents('target', 'data in target\n')
157
 
 
158
 
    def test_fancy_rename_fails_if_source_and_target_missing(self):
159
 
        self.assertRaises((IOError, OSError), self._fancy_rename,
160
 
                          'missingsource', 'missingtarget')
161
 
 
162
109
    def test_rename(self):
163
110
        # Rename should be semi-atomic on all platforms
164
 
        self.create_file('a', 'something in a\n')
 
111
        open('a', 'wb').write('something in a\n')
165
112
        osutils.rename('a', 'b')
166
113
        self.failIfExists('a')
167
114
        self.failUnlessExists('b')
168
115
        self.check_file_contents('b', 'something in a\n')
169
116
 
170
 
        self.create_file('a', 'new something in a\n')
 
117
        open('a', 'wb').write('new something in a\n')
171
118
        osutils.rename('b', 'a')
172
119
 
173
120
        self.check_file_contents('a', 'something in a\n')
184
131
        shape = sorted(os.listdir('.'))
185
132
        self.assertEquals(['A', 'B'], shape)
186
133
 
187
 
    def test_rename_error(self):
188
 
        # We wrap os.rename to make it give an error including the filenames
189
 
        # https://bugs.launchpad.net/bzr/+bug/491763
190
 
        err = self.assertRaises(OSError, osutils.rename,
191
 
            'nonexistent', 'target')
192
 
        self.assertContainsString(str(err), 'nonexistent')
193
 
 
194
 
 
195
 
class TestRandChars(tests.TestCase):
196
 
 
197
134
    def test_01_rand_chars_empty(self):
198
135
        result = osutils.rand_chars(0)
199
136
        self.assertEqual(result, '')
204
141
        self.assertEqual(type(result), str)
205
142
        self.assertContainsRe(result, r'^[a-z0-9]{100}$')
206
143
 
207
 
 
208
 
class TestIsInside(tests.TestCase):
209
 
 
210
144
    def test_is_inside(self):
211
145
        is_inside = osutils.is_inside
212
146
        self.assertTrue(is_inside('src', 'src/foo.c'))
217
151
        self.assertTrue(is_inside('', 'foo.c'))
218
152
 
219
153
    def test_is_inside_any(self):
220
 
        SRC_FOO_C = osutils.pathjoin('src', 'foo.c')
 
154
        SRC_FOO_C = pathjoin('src', 'foo.c')
221
155
        for dirs, fn in [(['src', 'doc'], SRC_FOO_C),
222
156
                         (['src'], SRC_FOO_C),
223
157
                         (['src'], 'src'),
224
158
                         ]:
225
 
            self.assert_(osutils.is_inside_any(dirs, fn))
 
159
            self.assert_(is_inside_any(dirs, fn))
226
160
        for dirs, fn in [(['src'], 'srccontrol'),
227
161
                         (['src'], 'srccontrol/foo')]:
228
 
            self.assertFalse(osutils.is_inside_any(dirs, fn))
 
162
            self.assertFalse(is_inside_any(dirs, fn))
229
163
 
230
164
    def test_is_inside_or_parent_of_any(self):
231
165
        for dirs, fn in [(['src', 'doc'], 'src/foo.c'),
234
168
                         (['src/bar.c', 'bla/foo.c'], 'src'),
235
169
                         (['src'], 'src'),
236
170
                         ]:
237
 
            self.assert_(osutils.is_inside_or_parent_of_any(dirs, fn))
238
 
 
 
171
            self.assert_(is_inside_or_parent_of_any(dirs, fn))
 
172
            
239
173
        for dirs, fn in [(['src'], 'srccontrol'),
240
174
                         (['srccontrol/foo.c'], 'src'),
241
175
                         (['src'], 'srccontrol/foo')]:
242
 
            self.assertFalse(osutils.is_inside_or_parent_of_any(dirs, fn))
243
 
 
244
 
 
245
 
class TestRmTree(tests.TestCaseInTempDir):
 
176
            self.assertFalse(is_inside_or_parent_of_any(dirs, fn))
246
177
 
247
178
    def test_rmtree(self):
248
179
        # Check to remove tree with read-only files/dirs
262
193
        self.failIfExists('dir/file')
263
194
        self.failIfExists('dir')
264
195
 
265
 
 
266
 
class TestDeleteAny(tests.TestCaseInTempDir):
267
 
 
268
 
    def test_delete_any_readonly(self):
269
 
        # from <https://bugs.launchpad.net/bzr/+bug/218206>
270
 
        self.build_tree(['d/', 'f'])
271
 
        osutils.make_readonly('d')
272
 
        osutils.make_readonly('f')
273
 
 
274
 
        osutils.delete_any('f')
275
 
        osutils.delete_any('d')
276
 
 
277
 
 
278
 
class TestKind(tests.TestCaseInTempDir):
279
 
 
280
196
    def test_file_kind(self):
281
197
        self.build_tree(['file', 'dir/'])
282
198
        self.assertEquals('file', osutils.file_kind('file'))
284
200
        if osutils.has_symlinks():
285
201
            os.symlink('symlink', 'symlink')
286
202
            self.assertEquals('symlink', osutils.file_kind('symlink'))
287
 
 
 
203
        
288
204
        # TODO: jam 20060529 Test a block device
289
205
        try:
290
206
            os.lstat('/dev/null')
312
228
                os.remove('socket')
313
229
 
314
230
    def test_kind_marker(self):
315
 
        self.assertEqual("", osutils.kind_marker("file"))
316
 
        self.assertEqual("/", osutils.kind_marker('directory'))
317
 
        self.assertEqual("/", osutils.kind_marker(osutils._directory_kind))
318
 
        self.assertEqual("@", osutils.kind_marker("symlink"))
319
 
        self.assertEqual("+", osutils.kind_marker("tree-reference"))
320
 
        self.assertEqual("", osutils.kind_marker("fifo"))
321
 
        self.assertEqual("", osutils.kind_marker("socket"))
322
 
        self.assertEqual("", osutils.kind_marker("unknown"))
323
 
 
324
 
 
325
 
class TestUmask(tests.TestCaseInTempDir):
 
231
        self.assertEqual(osutils.kind_marker('file'), '')
 
232
        self.assertEqual(osutils.kind_marker('directory'), '/')
 
233
        self.assertEqual(osutils.kind_marker('symlink'), '@')
 
234
        self.assertEqual(osutils.kind_marker('tree-reference'), '+')
326
235
 
327
236
    def test_get_umask(self):
328
237
        if sys.platform == 'win32':
331
240
            return
332
241
 
333
242
        orig_umask = osutils.get_umask()
334
 
        self.addCleanup(os.umask, orig_umask)
335
 
        os.umask(0222)
336
 
        self.assertEqual(0222, osutils.get_umask())
337
 
        os.umask(0022)
338
 
        self.assertEqual(0022, osutils.get_umask())
339
 
        os.umask(0002)
340
 
        self.assertEqual(0002, osutils.get_umask())
341
 
        os.umask(0027)
342
 
        self.assertEqual(0027, osutils.get_umask())
343
 
 
344
 
 
345
 
class TestDateTime(tests.TestCase):
 
243
        try:
 
244
            os.umask(0222)
 
245
            self.assertEqual(0222, osutils.get_umask())
 
246
            os.umask(0022)
 
247
            self.assertEqual(0022, osutils.get_umask())
 
248
            os.umask(0002)
 
249
            self.assertEqual(0002, osutils.get_umask())
 
250
            os.umask(0027)
 
251
            self.assertEqual(0027, osutils.get_umask())
 
252
        finally:
 
253
            os.umask(orig_umask)
346
254
 
347
255
    def assertFormatedDelta(self, expected, seconds):
348
256
        """Assert osutils.format_delta formats as expected"""
390
298
        # Instead blackbox.test_locale should check for localized
391
299
        # dates once they do occur in output strings.
392
300
 
393
 
    def test_format_date_with_offset_in_original_timezone(self):
394
 
        self.assertEqual("Thu 1970-01-01 00:00:00 +0000",
395
 
            osutils.format_date_with_offset_in_original_timezone(0))
396
 
        self.assertEqual("Fri 1970-01-02 03:46:40 +0000",
397
 
            osutils.format_date_with_offset_in_original_timezone(100000))
398
 
        self.assertEqual("Fri 1970-01-02 05:46:40 +0200",
399
 
            osutils.format_date_with_offset_in_original_timezone(100000, 7200))
400
 
 
401
 
    def test_local_time_offset(self):
402
 
        """Test that local_time_offset() returns a sane value."""
403
 
        offset = osutils.local_time_offset()
404
 
        self.assertTrue(isinstance(offset, int))
405
 
        # Test that the offset is no more than a eighteen hours in
406
 
        # either direction.
407
 
        # Time zone handling is system specific, so it is difficult to
408
 
        # do more specific tests, but a value outside of this range is
409
 
        # probably wrong.
410
 
        eighteen_hours = 18 * 3600
411
 
        self.assertTrue(-eighteen_hours < offset < eighteen_hours)
412
 
 
413
 
    def test_local_time_offset_with_timestamp(self):
414
 
        """Test that local_time_offset() works with a timestamp."""
415
 
        offset = osutils.local_time_offset(1000000000.1234567)
416
 
        self.assertTrue(isinstance(offset, int))
417
 
        eighteen_hours = 18 * 3600
418
 
        self.assertTrue(-eighteen_hours < offset < eighteen_hours)
419
 
 
420
 
 
421
 
class TestLinks(tests.TestCaseInTempDir):
422
 
 
423
301
    def test_dereference_path(self):
424
 
        self.requireFeature(tests.SymlinkFeature)
 
302
        self.requireFeature(SymlinkFeature)
425
303
        cwd = osutils.realpath('.')
426
304
        os.mkdir('bar')
427
305
        bar_path = osutils.pathjoin(cwd, 'bar')
430
308
        self.assertEqual(bar_path, osutils.realpath('./bar'))
431
309
        os.symlink('bar', 'foo')
432
310
        self.assertEqual(bar_path, osutils.realpath('./foo'))
433
 
 
 
311
        
434
312
        # Does not dereference terminal symlinks
435
313
        foo_path = osutils.pathjoin(cwd, 'foo')
436
314
        self.assertEqual(foo_path, osutils.dereference_path('./foo'))
468
346
            osutils.make_readonly('dangling')
469
347
            osutils.make_writable('dangling')
470
348
 
 
349
    def test_kind_marker(self):
 
350
        self.assertEqual("", osutils.kind_marker("file"))
 
351
        self.assertEqual("/", osutils.kind_marker(osutils._directory_kind))
 
352
        self.assertEqual("@", osutils.kind_marker("symlink"))
 
353
        self.assertRaises(errors.BzrError, osutils.kind_marker, "unknown")
 
354
 
471
355
    def test_host_os_dereferences_symlinks(self):
472
356
        osutils.host_os_dereferences_symlinks()
473
357
 
474
358
 
475
 
class TestCanonicalRelPath(tests.TestCaseInTempDir):
476
 
 
477
 
    _test_needs_features = [tests.CaseInsCasePresFilenameFeature]
478
 
 
479
 
    def test_canonical_relpath_simple(self):
480
 
        f = file('MixedCaseName', 'w')
481
 
        f.close()
482
 
        actual = osutils.canonical_relpath(self.test_base_dir, 'mixedcasename')
483
 
        self.failUnlessEqual('work/MixedCaseName', actual)
484
 
 
485
 
    def test_canonical_relpath_missing_tail(self):
486
 
        os.mkdir('MixedCaseParent')
487
 
        actual = osutils.canonical_relpath(self.test_base_dir,
488
 
                                           'mixedcaseparent/nochild')
489
 
        self.failUnlessEqual('work/MixedCaseParent/nochild', actual)
490
 
 
491
 
 
492
 
class Test_CICPCanonicalRelpath(tests.TestCaseWithTransport):
493
 
 
494
 
    def assertRelpath(self, expected, base, path):
495
 
        actual = osutils._cicp_canonical_relpath(base, path)
496
 
        self.assertEqual(expected, actual)
497
 
 
498
 
    def test_simple(self):
499
 
        self.build_tree(['MixedCaseName'])
500
 
        base = osutils.realpath(self.get_transport('.').local_abspath('.'))
501
 
        self.assertRelpath('MixedCaseName', base, 'mixedcAsename')
502
 
 
503
 
    def test_subdir_missing_tail(self):
504
 
        self.build_tree(['MixedCaseParent/', 'MixedCaseParent/a_child'])
505
 
        base = osutils.realpath(self.get_transport('.').local_abspath('.'))
506
 
        self.assertRelpath('MixedCaseParent/a_child', base,
507
 
                           'MixedCaseParent/a_child')
508
 
        self.assertRelpath('MixedCaseParent/a_child', base,
509
 
                           'MixedCaseParent/A_Child')
510
 
        self.assertRelpath('MixedCaseParent/not_child', base,
511
 
                           'MixedCaseParent/not_child')
512
 
 
513
 
    def test_at_root_slash(self):
514
 
        # We can't test this on Windows, because it has a 'MIN_ABS_PATHLENGTH'
515
 
        # check...
516
 
        if osutils.MIN_ABS_PATHLENGTH > 1:
517
 
            raise tests.TestSkipped('relpath requires %d chars'
518
 
                                    % osutils.MIN_ABS_PATHLENGTH)
519
 
        self.assertRelpath('foo', '/', '/foo')
520
 
 
521
 
    def test_at_root_drive(self):
522
 
        if sys.platform != 'win32':
523
 
            raise tests.TestNotApplicable('we can only test drive-letter relative'
524
 
                                          ' paths on Windows where we have drive'
525
 
                                          ' letters.')
526
 
        # see bug #322807
527
 
        # The specific issue is that when at the root of a drive, 'abspath'
528
 
        # returns "C:/" or just "/". However, the code assumes that abspath
529
 
        # always returns something like "C:/foo" or "/foo" (no trailing slash).
530
 
        self.assertRelpath('foo', 'C:/', 'C:/foo')
531
 
        self.assertRelpath('foo', 'X:/', 'X:/foo')
532
 
        self.assertRelpath('foo', 'X:/', 'X://foo')
533
 
 
534
 
 
535
 
class TestPumpFile(tests.TestCase):
 
359
class TestPumpFile(TestCase):
536
360
    """Test pumpfile method."""
537
 
 
538
361
    def setUp(self):
539
 
        tests.TestCase.setUp(self)
540
362
        # create a test datablock
541
363
        self.block_size = 512
542
364
        pattern = '0123456789ABCDEF'
549
371
        # make sure test data is larger than max read size
550
372
        self.assertTrue(self.test_data_len > self.block_size)
551
373
 
552
 
        from_file = file_utils.FakeReadFile(self.test_data)
 
374
        from_file = FakeReadFile(self.test_data)
553
375
        to_file = StringIO()
554
376
 
555
377
        # read (max / 2) bytes and verify read size wasn't affected
556
378
        num_bytes_to_read = self.block_size / 2
557
 
        osutils.pumpfile(from_file, to_file, num_bytes_to_read, self.block_size)
 
379
        pumpfile(from_file, to_file, num_bytes_to_read, self.block_size)
558
380
        self.assertEqual(from_file.get_max_read_size(), num_bytes_to_read)
559
381
        self.assertEqual(from_file.get_read_count(), 1)
560
382
 
561
383
        # read (max) bytes and verify read size wasn't affected
562
384
        num_bytes_to_read = self.block_size
563
385
        from_file.reset_read_count()
564
 
        osutils.pumpfile(from_file, to_file, num_bytes_to_read, self.block_size)
 
386
        pumpfile(from_file, to_file, num_bytes_to_read, self.block_size)
565
387
        self.assertEqual(from_file.get_max_read_size(), num_bytes_to_read)
566
388
        self.assertEqual(from_file.get_read_count(), 1)
567
389
 
568
390
        # read (max + 1) bytes and verify read size was limited
569
391
        num_bytes_to_read = self.block_size + 1
570
392
        from_file.reset_read_count()
571
 
        osutils.pumpfile(from_file, to_file, num_bytes_to_read, self.block_size)
 
393
        pumpfile(from_file, to_file, num_bytes_to_read, self.block_size)
572
394
        self.assertEqual(from_file.get_max_read_size(), self.block_size)
573
395
        self.assertEqual(from_file.get_read_count(), 2)
574
396
 
575
397
        # finish reading the rest of the data
576
398
        num_bytes_to_read = self.test_data_len - to_file.tell()
577
 
        osutils.pumpfile(from_file, to_file, num_bytes_to_read, self.block_size)
 
399
        pumpfile(from_file, to_file, num_bytes_to_read, self.block_size)
578
400
 
579
401
        # report error if the data wasn't equal (we only report the size due
580
402
        # to the length of the data)
590
412
        self.assertTrue(self.test_data_len > self.block_size)
591
413
 
592
414
        # retrieve data in blocks
593
 
        from_file = file_utils.FakeReadFile(self.test_data)
 
415
        from_file = FakeReadFile(self.test_data)
594
416
        to_file = StringIO()
595
 
        osutils.pumpfile(from_file, to_file, self.test_data_len,
596
 
                         self.block_size)
 
417
        pumpfile(from_file, to_file, self.test_data_len, self.block_size)
597
418
 
598
419
        # verify read size was equal to the maximum read size
599
420
        self.assertTrue(from_file.get_max_read_size() > 0)
614
435
        self.assertTrue(self.test_data_len > self.block_size)
615
436
 
616
437
        # retrieve data to EOF
617
 
        from_file = file_utils.FakeReadFile(self.test_data)
 
438
        from_file = FakeReadFile(self.test_data)
618
439
        to_file = StringIO()
619
 
        osutils.pumpfile(from_file, to_file, -1, self.block_size)
 
440
        pumpfile(from_file, to_file, -1, self.block_size)
620
441
 
621
442
        # verify read size was equal to the maximum read size
622
443
        self.assertEqual(from_file.get_max_read_size(), self.block_size)
634
455
        test verifies that any existing usages of pumpfile will not be broken
635
456
        with this new version."""
636
457
        # retrieve data using default (old) pumpfile method
637
 
        from_file = file_utils.FakeReadFile(self.test_data)
 
458
        from_file = FakeReadFile(self.test_data)
638
459
        to_file = StringIO()
639
 
        osutils.pumpfile(from_file, to_file)
 
460
        pumpfile(from_file, to_file)
640
461
 
641
462
        # report error if the data wasn't equal (we only report the size due
642
463
        # to the length of the data)
645
466
            message = "Data not equal.  Expected %d bytes, received %d."
646
467
            self.fail(message % (len(response_data), self.test_data_len))
647
468
 
648
 
    def test_report_activity(self):
649
 
        activity = []
650
 
        def log_activity(length, direction):
651
 
            activity.append((length, direction))
652
 
        from_file = StringIO(self.test_data)
653
 
        to_file = StringIO()
654
 
        osutils.pumpfile(from_file, to_file, buff_size=500,
655
 
                         report_activity=log_activity, direction='read')
656
 
        self.assertEqual([(500, 'read'), (500, 'read'), (500, 'read'),
657
 
                          (36, 'read')], activity)
658
 
 
659
 
        from_file = StringIO(self.test_data)
660
 
        to_file = StringIO()
661
 
        del activity[:]
662
 
        osutils.pumpfile(from_file, to_file, buff_size=500,
663
 
                         report_activity=log_activity, direction='write')
664
 
        self.assertEqual([(500, 'write'), (500, 'write'), (500, 'write'),
665
 
                          (36, 'write')], activity)
666
 
 
667
 
        # And with a limited amount of data
668
 
        from_file = StringIO(self.test_data)
669
 
        to_file = StringIO()
670
 
        del activity[:]
671
 
        osutils.pumpfile(from_file, to_file, buff_size=500, read_length=1028,
672
 
                         report_activity=log_activity, direction='read')
673
 
        self.assertEqual([(500, 'read'), (500, 'read'), (28, 'read')], activity)
674
 
 
675
 
 
676
 
 
677
 
class TestPumpStringFile(tests.TestCase):
 
469
 
 
470
class TestPumpStringFile(TestCase):
678
471
 
679
472
    def test_empty(self):
680
473
        output = StringIO()
681
 
        osutils.pump_string_file("", output)
 
474
        pump_string_file("", output)
682
475
        self.assertEqual("", output.getvalue())
683
476
 
684
477
    def test_more_than_segment_size(self):
685
478
        output = StringIO()
686
 
        osutils.pump_string_file("123456789", output, 2)
 
479
        pump_string_file("123456789", output, 2)
687
480
        self.assertEqual("123456789", output.getvalue())
688
481
 
689
482
    def test_segment_size(self):
690
483
        output = StringIO()
691
 
        osutils.pump_string_file("12", output, 2)
 
484
        pump_string_file("12", output, 2)
692
485
        self.assertEqual("12", output.getvalue())
693
486
 
694
487
    def test_segment_size_multiple(self):
695
488
        output = StringIO()
696
 
        osutils.pump_string_file("1234", output, 2)
 
489
        pump_string_file("1234", output, 2)
697
490
        self.assertEqual("1234", output.getvalue())
698
491
 
699
492
 
700
 
class TestRelpath(tests.TestCase):
701
 
 
702
 
    def test_simple_relpath(self):
703
 
        cwd = osutils.getcwd()
704
 
        subdir = cwd + '/subdir'
705
 
        self.assertEqual('subdir', osutils.relpath(cwd, subdir))
706
 
 
707
 
    def test_deep_relpath(self):
708
 
        cwd = osutils.getcwd()
709
 
        subdir = cwd + '/sub/subsubdir'
710
 
        self.assertEqual('sub/subsubdir', osutils.relpath(cwd, subdir))
711
 
 
712
 
    def test_not_relative(self):
713
 
        self.assertRaises(errors.PathNotChild,
714
 
                          osutils.relpath, 'C:/path', 'H:/path')
715
 
        self.assertRaises(errors.PathNotChild,
716
 
                          osutils.relpath, 'C:/', 'H:/path')
717
 
 
718
 
 
719
 
class TestSafeUnicode(tests.TestCase):
 
493
class TestSafeUnicode(TestCase):
720
494
 
721
495
    def test_from_ascii_string(self):
722
496
        self.assertEqual(u'foobar', osutils.safe_unicode('foobar'))
731
505
        self.assertEqual(u'foo\xae', osutils.safe_unicode('foo\xc2\xae'))
732
506
 
733
507
    def test_bad_utf8_string(self):
734
 
        self.assertRaises(errors.BzrBadParameterNotUnicode,
 
508
        self.assertRaises(BzrBadParameterNotUnicode,
735
509
                          osutils.safe_unicode,
736
510
                          '\xbb\xbb')
737
511
 
738
512
 
739
 
class TestSafeUtf8(tests.TestCase):
 
513
class TestSafeUtf8(TestCase):
740
514
 
741
515
    def test_from_ascii_string(self):
742
516
        f = 'foobar'
752
526
        self.assertEqual('foo\xc2\xae', osutils.safe_utf8('foo\xc2\xae'))
753
527
 
754
528
    def test_bad_utf8_string(self):
755
 
        self.assertRaises(errors.BzrBadParameterNotUnicode,
 
529
        self.assertRaises(BzrBadParameterNotUnicode,
756
530
                          osutils.safe_utf8, '\xbb\xbb')
757
531
 
758
532
 
759
 
class TestSafeRevisionId(tests.TestCase):
 
533
class TestSafeRevisionId(TestCase):
760
534
 
761
535
    def test_from_ascii_string(self):
762
536
        # this shouldn't give a warning because it's getting an ascii string
784
558
        self.assertEqual(None, osutils.safe_revision_id(None))
785
559
 
786
560
 
787
 
class TestSafeFileId(tests.TestCase):
 
561
class TestSafeFileId(TestCase):
788
562
 
789
563
    def test_from_ascii_string(self):
790
564
        self.assertEqual('foobar', osutils.safe_file_id('foobar'))
810
584
        self.assertEqual(None, osutils.safe_file_id(None))
811
585
 
812
586
 
813
 
class TestWin32Funcs(tests.TestCase):
814
 
    """Test that _win32 versions of os utilities return appropriate paths."""
 
587
class TestWin32Funcs(TestCase):
 
588
    """Test that the _win32 versions of os utilities return appropriate paths."""
815
589
 
816
590
    def test_abspath(self):
817
591
        self.assertEqual('C:/foo', osutils._win32_abspath('C:\\foo'))
824
598
        self.assertEqual('C:/foo', osutils._win32_realpath('C:/foo'))
825
599
 
826
600
    def test_pathjoin(self):
827
 
        self.assertEqual('path/to/foo',
828
 
                         osutils._win32_pathjoin('path', 'to', 'foo'))
829
 
        self.assertEqual('C:/foo',
830
 
                         osutils._win32_pathjoin('path\\to', 'C:\\foo'))
831
 
        self.assertEqual('C:/foo',
832
 
                         osutils._win32_pathjoin('path/to', 'C:/foo'))
833
 
        self.assertEqual('path/to/foo',
834
 
                         osutils._win32_pathjoin('path/to/', 'foo'))
835
 
        self.assertEqual('/foo',
836
 
                         osutils._win32_pathjoin('C:/path/to/', '/foo'))
837
 
        self.assertEqual('/foo',
838
 
                         osutils._win32_pathjoin('C:\\path\\to\\', '\\foo'))
 
601
        self.assertEqual('path/to/foo', osutils._win32_pathjoin('path', 'to', 'foo'))
 
602
        self.assertEqual('C:/foo', osutils._win32_pathjoin('path\\to', 'C:\\foo'))
 
603
        self.assertEqual('C:/foo', osutils._win32_pathjoin('path/to', 'C:/foo'))
 
604
        self.assertEqual('path/to/foo', osutils._win32_pathjoin('path/to/', 'foo'))
 
605
        self.assertEqual('/foo', osutils._win32_pathjoin('C:/path/to/', '/foo'))
 
606
        self.assertEqual('/foo', osutils._win32_pathjoin('C:\\path\\to\\', '\\foo'))
839
607
 
840
608
    def test_normpath(self):
841
 
        self.assertEqual('path/to/foo',
842
 
                         osutils._win32_normpath(r'path\\from\..\to\.\foo'))
843
 
        self.assertEqual('path/to/foo',
844
 
                         osutils._win32_normpath('path//from/../to/./foo'))
 
609
        self.assertEqual('path/to/foo', osutils._win32_normpath(r'path\\from\..\to\.\foo'))
 
610
        self.assertEqual('path/to/foo', osutils._win32_normpath('path//from/../to/./foo'))
845
611
 
846
612
    def test_getcwd(self):
847
613
        cwd = osutils._win32_getcwd()
876
642
        self.assertEqual(cwd+'/'+u, osutils._win98_abspath(u))
877
643
 
878
644
 
879
 
class TestWin32FuncsDirs(tests.TestCaseInTempDir):
 
645
class TestWin32FuncsDirs(TestCaseInTempDir):
880
646
    """Test win32 functions that create files."""
 
647
    
 
648
    def test_getcwd(self):
 
649
        if win32utils.winver == 'Windows 98':
 
650
            raise TestSkipped('Windows 98 cannot handle unicode filenames')
 
651
        # Make sure getcwd can handle unicode filenames
 
652
        try:
 
653
            os.mkdir(u'mu-\xb5')
 
654
        except UnicodeError:
 
655
            raise TestSkipped("Unable to create Unicode filename")
881
656
 
882
 
    def test_getcwd(self):
883
 
        self.requireFeature(tests.UnicodeFilenameFeature)
884
 
        os.mkdir(u'mu-\xb5')
885
657
        os.chdir(u'mu-\xb5')
886
658
        # TODO: jam 20060427 This will probably fail on Mac OSX because
887
659
        #       it will change the normalization of B\xe5gfors
892
664
    def test_minimum_path_selection(self):
893
665
        self.assertEqual(set(),
894
666
            osutils.minimum_path_selection([]))
895
 
        self.assertEqual(set(['a']),
896
 
            osutils.minimum_path_selection(['a']))
897
667
        self.assertEqual(set(['a', 'b']),
898
668
            osutils.minimum_path_selection(['a', 'b']))
899
669
        self.assertEqual(set(['a/', 'b']),
900
670
            osutils.minimum_path_selection(['a/', 'b']))
901
671
        self.assertEqual(set(['a/', 'b']),
902
672
            osutils.minimum_path_selection(['a/c', 'a/', 'b']))
903
 
        self.assertEqual(set(['a-b', 'a', 'a0b']),
904
 
            osutils.minimum_path_selection(['a-b', 'a/b', 'a0b', 'a']))
905
673
 
906
674
    def test_mkdtemp(self):
907
675
        tmpdir = osutils._win32_mkdtemp(dir='.')
963
731
        self.assertRaises(errors.BzrError, osutils.splitpath, 'a/../b')
964
732
 
965
733
 
966
 
class TestParentDirectories(tests.TestCaseInTempDir):
967
 
    """Test osutils.parent_directories()"""
968
 
 
969
 
    def test_parent_directories(self):
970
 
        self.assertEqual([], osutils.parent_directories('a'))
971
 
        self.assertEqual(['a'], osutils.parent_directories('a/b'))
972
 
        self.assertEqual(['a/b', 'a'], osutils.parent_directories('a/b/c'))
973
 
 
974
 
 
975
 
class TestMacFuncsDirs(tests.TestCaseInTempDir):
 
734
class TestMacFuncsDirs(TestCaseInTempDir):
976
735
    """Test mac special functions that require directories."""
977
736
 
978
737
    def test_getcwd(self):
979
 
        self.requireFeature(tests.UnicodeFilenameFeature)
980
 
        os.mkdir(u'B\xe5gfors')
 
738
        # On Mac, this will actually create Ba\u030agfors
 
739
        # but chdir will still work, because it accepts both paths
 
740
        try:
 
741
            os.mkdir(u'B\xe5gfors')
 
742
        except UnicodeError:
 
743
            raise TestSkipped("Unable to create Unicode filename")
 
744
 
981
745
        os.chdir(u'B\xe5gfors')
982
746
        self.assertEndsWith(osutils._mac_getcwd(), u'B\xe5gfors')
983
747
 
984
748
    def test_getcwd_nonnorm(self):
985
 
        self.requireFeature(tests.UnicodeFilenameFeature)
986
749
        # Test that _mac_getcwd() will normalize this path
987
 
        os.mkdir(u'Ba\u030agfors')
 
750
        try:
 
751
            os.mkdir(u'Ba\u030agfors')
 
752
        except UnicodeError:
 
753
            raise TestSkipped("Unable to create Unicode filename")
 
754
 
988
755
        os.chdir(u'Ba\u030agfors')
989
756
        self.assertEndsWith(osutils._mac_getcwd(), u'B\xe5gfors')
990
757
 
991
758
 
992
 
class TestChunksToLines(tests.TestCase):
993
 
 
994
 
    def test_smoketest(self):
995
 
        self.assertEqual(['foo\n', 'bar\n', 'baz\n'],
996
 
                         osutils.chunks_to_lines(['foo\nbar', '\nbaz\n']))
997
 
        self.assertEqual(['foo\n', 'bar\n', 'baz\n'],
998
 
                         osutils.chunks_to_lines(['foo\n', 'bar\n', 'baz\n']))
999
 
 
1000
 
    def test_osutils_binding(self):
1001
 
        from bzrlib.tests import test__chunks_to_lines
1002
 
        if test__chunks_to_lines.compiled_chunkstolines_feature.available():
1003
 
            from bzrlib._chunks_to_lines_pyx import chunks_to_lines
1004
 
        else:
1005
 
            from bzrlib._chunks_to_lines_py import chunks_to_lines
1006
 
        self.assertIs(chunks_to_lines, osutils.chunks_to_lines)
1007
 
 
1008
 
 
1009
 
class TestSplitLines(tests.TestCase):
 
759
class TestSplitLines(TestCase):
1010
760
 
1011
761
    def test_split_unicode(self):
1012
762
        self.assertEqual([u'foo\n', u'bar\xae'],
1019
769
                         osutils.split_lines('foo\rbar\n'))
1020
770
 
1021
771
 
1022
 
class TestWalkDirs(tests.TestCaseInTempDir):
1023
 
 
1024
 
    def assertExpectedBlocks(self, expected, result):
1025
 
        self.assertEqual(expected,
1026
 
                         [(dirinfo, [line[0:3] for line in block])
1027
 
                          for dirinfo, block in result])
 
772
class TestWalkDirs(TestCaseInTempDir):
1028
773
 
1029
774
    def test_walkdirs(self):
1030
775
        tree = [
1063
808
            result.append((dirdetail, dirblock))
1064
809
 
1065
810
        self.assertTrue(found_bzrdir)
1066
 
        self.assertExpectedBlocks(expected_dirblocks, result)
 
811
        self.assertEqual(expected_dirblocks,
 
812
            [(dirinfo, [line[0:3] for line in block]) for dirinfo, block in result])
1067
813
        # you can search a subdir only, with a supplied prefix.
1068
814
        result = []
1069
815
        for dirblock in osutils.walkdirs('./1dir', '1dir'):
1070
816
            result.append(dirblock)
1071
 
        self.assertExpectedBlocks(expected_dirblocks[1:], result)
1072
 
 
1073
 
    def test_walkdirs_os_error(self):
1074
 
        # <https://bugs.edge.launchpad.net/bzr/+bug/338653>
1075
 
        # Pyrex readdir didn't raise useful messages if it had an error
1076
 
        # reading the directory
1077
 
        if sys.platform == 'win32':
1078
 
            raise tests.TestNotApplicable(
1079
 
                "readdir IOError not tested on win32")
1080
 
        os.mkdir("test-unreadable")
1081
 
        os.chmod("test-unreadable", 0000)
1082
 
        # must chmod it back so that it can be removed
1083
 
        self.addCleanup(os.chmod, "test-unreadable", 0700)
1084
 
        # The error is not raised until the generator is actually evaluated.
1085
 
        # (It would be ok if it happened earlier but at the moment it
1086
 
        # doesn't.)
1087
 
        e = self.assertRaises(OSError, list, osutils._walkdirs_utf8("."))
1088
 
        self.assertEquals('./test-unreadable', e.filename)
1089
 
        self.assertEquals(errno.EACCES, e.errno)
1090
 
        # Ensure the message contains the file name
1091
 
        self.assertContainsRe(str(e), "\./test-unreadable")
 
817
        self.assertEqual(expected_dirblocks[1:],
 
818
            [(dirinfo, [line[0:3] for line in block]) for dirinfo, block in result])
1092
819
 
1093
820
    def test__walkdirs_utf8(self):
1094
821
        tree = [
1127
854
            result.append((dirdetail, dirblock))
1128
855
 
1129
856
        self.assertTrue(found_bzrdir)
1130
 
        self.assertExpectedBlocks(expected_dirblocks, result)
1131
 
 
 
857
        self.assertEqual(expected_dirblocks,
 
858
            [(dirinfo, [line[0:3] for line in block]) for dirinfo, block in result])
1132
859
        # you can search a subdir only, with a supplied prefix.
1133
860
        result = []
1134
861
        for dirblock in osutils.walkdirs('./1dir', '1dir'):
1135
862
            result.append(dirblock)
1136
 
        self.assertExpectedBlocks(expected_dirblocks[1:], result)
 
863
        self.assertEqual(expected_dirblocks[1:],
 
864
            [(dirinfo, [line[0:3] for line in block]) for dirinfo, block in result])
1137
865
 
1138
866
    def _filter_out_stat(self, result):
1139
867
        """Filter out the stat value from the walkdirs result"""
1145
873
            dirblock[:] = new_dirblock
1146
874
 
1147
875
    def _save_platform_info(self):
1148
 
        self.overrideAttr(win32utils, 'winver')
1149
 
        self.overrideAttr(osutils, '_fs_enc')
1150
 
        self.overrideAttr(osutils, '_selected_dir_reader')
 
876
        cur_winver = win32utils.winver
 
877
        cur_fs_enc = osutils._fs_enc
 
878
        cur_dir_reader = osutils._selected_dir_reader
 
879
        def restore():
 
880
            win32utils.winver = cur_winver
 
881
            osutils._fs_enc = cur_fs_enc
 
882
            osutils._selected_dir_reader = cur_dir_reader
 
883
        self.addCleanup(restore)
1151
884
 
1152
 
    def assertDirReaderIs(self, expected):
 
885
    def assertReadFSDirIs(self, expected):
1153
886
        """Assert the right implementation for _walkdirs_utf8 is chosen."""
1154
887
        # Force it to redetect
1155
888
        osutils._selected_dir_reader = None
1162
895
        self._save_platform_info()
1163
896
        win32utils.winver = None # Avoid the win32 detection code
1164
897
        osutils._fs_enc = 'UTF-8'
1165
 
        self.assertDirReaderIs(UTF8DirReaderFeature.reader)
 
898
        self.assertReadFSDirIs(UTF8DirReaderFeature.reader)
1166
899
 
1167
900
    def test_force_walkdirs_utf8_fs_ascii(self):
1168
901
        self.requireFeature(UTF8DirReaderFeature)
1169
902
        self._save_platform_info()
1170
903
        win32utils.winver = None # Avoid the win32 detection code
1171
904
        osutils._fs_enc = 'US-ASCII'
1172
 
        self.assertDirReaderIs(UTF8DirReaderFeature.reader)
 
905
        self.assertReadFSDirIs(UTF8DirReaderFeature.reader)
1173
906
 
1174
907
    def test_force_walkdirs_utf8_fs_ANSI(self):
1175
908
        self.requireFeature(UTF8DirReaderFeature)
1176
909
        self._save_platform_info()
1177
910
        win32utils.winver = None # Avoid the win32 detection code
1178
911
        osutils._fs_enc = 'ANSI_X3.4-1968'
1179
 
        self.assertDirReaderIs(UTF8DirReaderFeature.reader)
 
912
        self.assertReadFSDirIs(UTF8DirReaderFeature.reader)
1180
913
 
1181
914
    def test_force_walkdirs_utf8_fs_latin1(self):
1182
915
        self._save_platform_info()
1183
916
        win32utils.winver = None # Avoid the win32 detection code
1184
917
        osutils._fs_enc = 'latin1'
1185
 
        self.assertDirReaderIs(osutils.UnicodeDirReader)
 
918
        self.assertReadFSDirIs(osutils.UnicodeDirReader)
1186
919
 
1187
920
    def test_force_walkdirs_utf8_nt(self):
1188
921
        # Disabled because the thunk of the whole walkdirs api is disabled.
1189
 
        self.requireFeature(test__walkdirs_win32.win32_readdir_feature)
 
922
        self.requireFeature(Win32ReadDirFeature)
1190
923
        self._save_platform_info()
1191
924
        win32utils.winver = 'Windows NT'
1192
925
        from bzrlib._walkdirs_win32 import Win32ReadDir
1193
 
        self.assertDirReaderIs(Win32ReadDir)
 
926
        self.assertReadFSDirIs(Win32ReadDir)
1194
927
 
1195
928
    def test_force_walkdirs_utf8_98(self):
1196
 
        self.requireFeature(test__walkdirs_win32.win32_readdir_feature)
 
929
        self.requireFeature(Win32ReadDirFeature)
1197
930
        self._save_platform_info()
1198
931
        win32utils.winver = 'Windows 98'
1199
 
        self.assertDirReaderIs(osutils.UnicodeDirReader)
 
932
        self.assertReadFSDirIs(osutils.UnicodeDirReader)
1200
933
 
1201
934
    def test_unicode_walkdirs(self):
1202
935
        """Walkdirs should always return unicode paths."""
1203
 
        self.requireFeature(tests.UnicodeFilenameFeature)
1204
936
        name0 = u'0file-\xb6'
1205
937
        name1 = u'1dir-\u062c\u0648'
1206
938
        name2 = u'2file-\u0633'
1211
943
            name1 + '/' + name1 + '/',
1212
944
            name2,
1213
945
            ]
1214
 
        self.build_tree(tree)
 
946
        try:
 
947
            self.build_tree(tree)
 
948
        except UnicodeError:
 
949
            raise TestSkipped('Could not represent Unicode chars'
 
950
                              ' in current encoding.')
1215
951
        expected_dirblocks = [
1216
952
                ((u'', u'.'),
1217
953
                 [(name0, name0, 'file', './' + name0),
1243
979
 
1244
980
        The abspath portion might be in unicode or utf-8
1245
981
        """
1246
 
        self.requireFeature(tests.UnicodeFilenameFeature)
1247
982
        name0 = u'0file-\xb6'
1248
983
        name1 = u'1dir-\u062c\u0648'
1249
984
        name2 = u'2file-\u0633'
1254
989
            name1 + '/' + name1 + '/',
1255
990
            name2,
1256
991
            ]
1257
 
        self.build_tree(tree)
 
992
        try:
 
993
            self.build_tree(tree)
 
994
        except UnicodeError:
 
995
            raise TestSkipped('Could not represent Unicode chars'
 
996
                              ' in current encoding.')
1258
997
        name0 = name0.encode('utf8')
1259
998
        name1 = name1.encode('utf8')
1260
999
        name2 = name2.encode('utf8')
1304
1043
 
1305
1044
        The abspath portion should be in unicode
1306
1045
        """
1307
 
        self.requireFeature(tests.UnicodeFilenameFeature)
1308
1046
        # Use the unicode reader. TODO: split into driver-and-driven unit
1309
1047
        # tests.
1310
1048
        self._save_platform_info()
1319
1057
            name1u + '/' + name1u + '/',
1320
1058
            name2u,
1321
1059
            ]
1322
 
        self.build_tree(tree)
 
1060
        try:
 
1061
            self.build_tree(tree)
 
1062
        except UnicodeError:
 
1063
            raise TestSkipped('Could not represent Unicode chars'
 
1064
                              ' in current encoding.')
1323
1065
        name0 = name0u.encode('utf8')
1324
1066
        name1 = name1u.encode('utf8')
1325
1067
        name2 = name2u.encode('utf8')
1350
1092
        self.assertEqual(expected_dirblocks, result)
1351
1093
 
1352
1094
    def test__walkdirs_utf8_win32readdir(self):
1353
 
        self.requireFeature(test__walkdirs_win32.win32_readdir_feature)
 
1095
        self.requireFeature(Win32ReadDirFeature)
1354
1096
        self.requireFeature(tests.UnicodeFilenameFeature)
1355
1097
        from bzrlib._walkdirs_win32 import Win32ReadDir
1356
1098
        self._save_platform_info()
1407
1149
 
1408
1150
    def test__walkdirs_utf_win32_find_file_stat_file(self):
1409
1151
        """make sure our Stat values are valid"""
1410
 
        self.requireFeature(test__walkdirs_win32.win32_readdir_feature)
 
1152
        self.requireFeature(Win32ReadDirFeature)
1411
1153
        self.requireFeature(tests.UnicodeFilenameFeature)
1412
1154
        from bzrlib._walkdirs_win32 import Win32ReadDir
1413
1155
        name0u = u'0file-\xb6'
1431
1173
 
1432
1174
    def test__walkdirs_utf_win32_find_file_stat_directory(self):
1433
1175
        """make sure our Stat values are valid"""
1434
 
        self.requireFeature(test__walkdirs_win32.win32_readdir_feature)
 
1176
        self.requireFeature(Win32ReadDirFeature)
1435
1177
        self.requireFeature(tests.UnicodeFilenameFeature)
1436
1178
        from bzrlib._walkdirs_win32 import Win32ReadDir
1437
1179
        name0u = u'0dir-\u062c\u0648'
1522
1264
            sorted(original_paths, cmp=osutils.compare_paths_prefix_order))
1523
1265
 
1524
1266
 
1525
 
class TestCopyTree(tests.TestCaseInTempDir):
1526
 
 
 
1267
class TestCopyTree(TestCaseInTempDir):
 
1268
    
1527
1269
    def test_copy_basic_tree(self):
1528
1270
        self.build_tree(['source/', 'source/a', 'source/b/', 'source/b/c'])
1529
1271
        osutils.copy_tree('source', 'target')
1538
1280
        self.assertEqual(['c'], os.listdir('target/b'))
1539
1281
 
1540
1282
    def test_copy_tree_symlinks(self):
1541
 
        self.requireFeature(tests.SymlinkFeature)
 
1283
        self.requireFeature(SymlinkFeature)
1542
1284
        self.build_tree(['source/'])
1543
1285
        os.symlink('a/generic/path', 'source/lnk')
1544
1286
        osutils.copy_tree('source', 'target')
1574
1316
            self.assertEqual([('source/lnk', 'target/lnk')], processed_links)
1575
1317
 
1576
1318
 
1577
 
class TestSetUnsetEnv(tests.TestCase):
 
1319
#class TestTerminalEncoding has been moved to test_osutils_encodings.py
 
1320
# [bialix] 2006/12/26
 
1321
 
 
1322
 
 
1323
class TestSetUnsetEnv(TestCase):
1578
1324
    """Test updating the environment"""
1579
1325
 
1580
1326
    def setUp(self):
1586
1332
        def cleanup():
1587
1333
            if 'BZR_TEST_ENV_VAR' in os.environ:
1588
1334
                del os.environ['BZR_TEST_ENV_VAR']
 
1335
 
1589
1336
        self.addCleanup(cleanup)
1590
1337
 
1591
1338
    def test_set(self):
1603
1350
 
1604
1351
    def test_unicode(self):
1605
1352
        """Environment can only contain plain strings
1606
 
 
 
1353
        
1607
1354
        So Unicode strings must be encoded.
1608
1355
        """
1609
 
        uni_val, env_val = tests.probe_unicode_in_user_encoding()
 
1356
        uni_val, env_val = probe_unicode_in_user_encoding()
1610
1357
        if uni_val is None:
1611
 
            raise tests.TestSkipped(
1612
 
                'Cannot find a unicode character that works in encoding %s'
1613
 
                % (osutils.get_user_encoding(),))
 
1358
            raise TestSkipped('Cannot find a unicode character that works in'
 
1359
                              ' encoding %s' % (osutils.get_user_encoding(),))
1614
1360
 
1615
1361
        old = osutils.set_or_unset_env('BZR_TEST_ENV_VAR', uni_val)
1616
1362
        self.assertEqual(env_val, os.environ.get('BZR_TEST_ENV_VAR'))
1624
1370
        self.failIf('BZR_TEST_ENV_VAR' in os.environ)
1625
1371
 
1626
1372
 
1627
 
class TestSizeShaFile(tests.TestCaseInTempDir):
1628
 
 
1629
 
    def test_sha_empty(self):
1630
 
        self.build_tree_contents([('foo', '')])
1631
 
        expected_sha = osutils.sha_string('')
1632
 
        f = open('foo')
1633
 
        self.addCleanup(f.close)
1634
 
        size, sha = osutils.size_sha_file(f)
1635
 
        self.assertEqual(0, size)
1636
 
        self.assertEqual(expected_sha, sha)
1637
 
 
1638
 
    def test_sha_mixed_endings(self):
1639
 
        text = 'test\r\nwith\nall\rpossible line endings\r\n'
1640
 
        self.build_tree_contents([('foo', text)])
1641
 
        expected_sha = osutils.sha_string(text)
1642
 
        f = open('foo', 'rb')
1643
 
        self.addCleanup(f.close)
1644
 
        size, sha = osutils.size_sha_file(f)
1645
 
        self.assertEqual(38, size)
1646
 
        self.assertEqual(expected_sha, sha)
1647
 
 
1648
 
 
1649
 
class TestShaFileByName(tests.TestCaseInTempDir):
1650
 
 
1651
 
    def test_sha_empty(self):
1652
 
        self.build_tree_contents([('foo', '')])
1653
 
        expected_sha = osutils.sha_string('')
1654
 
        self.assertEqual(expected_sha, osutils.sha_file_by_name('foo'))
1655
 
 
1656
 
    def test_sha_mixed_endings(self):
1657
 
        text = 'test\r\nwith\nall\rpossible line endings\r\n'
1658
 
        self.build_tree_contents([('foo', text)])
1659
 
        expected_sha = osutils.sha_string(text)
1660
 
        self.assertEqual(expected_sha, osutils.sha_file_by_name('foo'))
1661
 
 
1662
 
 
1663
 
class TestResourceLoading(tests.TestCaseInTempDir):
 
1373
class TestLocalTimeOffset(TestCase):
 
1374
 
 
1375
    def test_local_time_offset(self):
 
1376
        """Test that local_time_offset() returns a sane value."""
 
1377
        offset = osutils.local_time_offset()
 
1378
        self.assertTrue(isinstance(offset, int))
 
1379
        # Test that the offset is no more than a eighteen hours in
 
1380
        # either direction.
 
1381
        # Time zone handling is system specific, so it is difficult to
 
1382
        # do more specific tests, but a value outside of this range is
 
1383
        # probably wrong.
 
1384
        eighteen_hours = 18 * 3600
 
1385
        self.assertTrue(-eighteen_hours < offset < eighteen_hours)
 
1386
 
 
1387
    def test_local_time_offset_with_timestamp(self):
 
1388
        """Test that local_time_offset() works with a timestamp."""
 
1389
        offset = osutils.local_time_offset(1000000000.1234567)
 
1390
        self.assertTrue(isinstance(offset, int))
 
1391
        eighteen_hours = 18 * 3600
 
1392
        self.assertTrue(-eighteen_hours < offset < eighteen_hours)
 
1393
 
 
1394
 
 
1395
class TestShaFileByName(TestCaseInTempDir):
 
1396
 
 
1397
    def test_sha_empty(self):
 
1398
        self.build_tree_contents([('foo', '')])
 
1399
        expected_sha = osutils.sha_string('')
 
1400
        self.assertEqual(expected_sha, osutils.sha_file_by_name('foo'))
 
1401
 
 
1402
    def test_sha_mixed_endings(self):
 
1403
        text = 'test\r\nwith\nall\rpossible line endings\r\n'
 
1404
        self.build_tree_contents([('foo', text)])
 
1405
        expected_sha = osutils.sha_string(text)
 
1406
        self.assertEqual(expected_sha, osutils.sha_file_by_name('foo'))
 
1407
 
 
1408
 
 
1409
_debug_text = \
 
1410
r'''# Copyright (C) 2005, 2006 Canonical Ltd
 
1411
#
 
1412
# This program is free software; you can redistribute it and/or modify
 
1413
# it under the terms of the GNU General Public License as published by
 
1414
# the Free Software Foundation; either version 2 of the License, or
 
1415
# (at your option) any later version.
 
1416
#
 
1417
# This program is distributed in the hope that it will be useful,
 
1418
# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
1419
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
1420
# GNU General Public License for more details.
 
1421
#
 
1422
# You should have received a copy of the GNU General Public License
 
1423
# along with this program; if not, write to the Free Software
 
1424
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
1425
 
 
1426
 
 
1427
# NOTE: If update these, please also update the help for global-options in
 
1428
#       bzrlib/help_topics/__init__.py
 
1429
 
 
1430
debug_flags = set()
 
1431
"""Set of flags that enable different debug behaviour.
 
1432
 
 
1433
These are set with eg ``-Dlock`` on the bzr command line.
 
1434
 
 
1435
Options include:
 
1436
 
 
1437
 * auth - show authentication sections used
 
1438
 * error - show stack traces for all top level exceptions
 
1439
 * evil - capture call sites that do expensive or badly-scaling operations.
 
1440
 * fetch - trace history copying between repositories
 
1441
 * graph - trace graph traversal information
 
1442
 * hashcache - log every time a working file is read to determine its hash
 
1443
 * hooks - trace hook execution
 
1444
 * hpss - trace smart protocol requests and responses
 
1445
 * http - trace http connections, requests and responses
 
1446
 * index - trace major index operations
 
1447
 * knit - trace knit operations
 
1448
 * lock - trace when lockdir locks are taken or released
 
1449
 * merge - emit information for debugging merges
 
1450
 * pack - emit information about pack operations
 
1451
 
 
1452
"""
 
1453
'''
 
1454
 
 
1455
 
 
1456
class TestResourceLoading(TestCaseInTempDir):
1664
1457
 
1665
1458
    def test_resource_string(self):
1666
1459
        # test resource in bzrlib
1667
1460
        text = osutils.resource_string('bzrlib', 'debug.py')
1668
 
        self.assertContainsRe(text, "debug_flags = set()")
 
1461
        self.assertEquals(_debug_text, text)
1669
1462
        # test resource under bzrlib
1670
1463
        text = osutils.resource_string('bzrlib.ui', 'text.py')
1671
1464
        self.assertContainsRe(text, "class TextUIFactory")
1674
1467
            'yyy.xx')
1675
1468
        # test unknown resource
1676
1469
        self.assertRaises(IOError, osutils.resource_string, 'bzrlib', 'yyy.xx')
1677
 
 
1678
 
 
1679
 
class TestReCompile(tests.TestCase):
1680
 
 
1681
 
    def test_re_compile_checked(self):
1682
 
        r = osutils.re_compile_checked(r'A*', re.IGNORECASE)
1683
 
        self.assertTrue(r.match('aaaa'))
1684
 
        self.assertTrue(r.match('aAaA'))
1685
 
 
1686
 
    def test_re_compile_checked_error(self):
1687
 
        # like https://bugs.launchpad.net/bzr/+bug/251352
1688
 
        err = self.assertRaises(
1689
 
            errors.BzrCommandError,
1690
 
            osutils.re_compile_checked, '*', re.IGNORECASE, 'test case')
1691
 
        self.assertEqual(
1692
 
            "Invalid regular expression in test case: '*': "
1693
 
            "nothing to repeat",
1694
 
            str(err))
1695
 
 
1696
 
 
1697
 
class TestDirReader(tests.TestCaseInTempDir):
1698
 
 
1699
 
    # Set by load_tests
1700
 
    _dir_reader_class = None
1701
 
    _native_to_unicode = None
1702
 
 
1703
 
    def setUp(self):
1704
 
        tests.TestCaseInTempDir.setUp(self)
1705
 
        self.overrideAttr(osutils,
1706
 
                          '_selected_dir_reader', self._dir_reader_class())
1707
 
 
1708
 
    def _get_ascii_tree(self):
1709
 
        tree = [
1710
 
            '0file',
1711
 
            '1dir/',
1712
 
            '1dir/0file',
1713
 
            '1dir/1dir/',
1714
 
            '2file'
1715
 
            ]
1716
 
        expected_dirblocks = [
1717
 
                (('', '.'),
1718
 
                 [('0file', '0file', 'file'),
1719
 
                  ('1dir', '1dir', 'directory'),
1720
 
                  ('2file', '2file', 'file'),
1721
 
                 ]
1722
 
                ),
1723
 
                (('1dir', './1dir'),
1724
 
                 [('1dir/0file', '0file', 'file'),
1725
 
                  ('1dir/1dir', '1dir', 'directory'),
1726
 
                 ]
1727
 
                ),
1728
 
                (('1dir/1dir', './1dir/1dir'),
1729
 
                 [
1730
 
                 ]
1731
 
                ),
1732
 
            ]
1733
 
        return tree, expected_dirblocks
1734
 
 
1735
 
    def test_walk_cur_dir(self):
1736
 
        tree, expected_dirblocks = self._get_ascii_tree()
1737
 
        self.build_tree(tree)
1738
 
        result = list(osutils._walkdirs_utf8('.'))
1739
 
        # Filter out stat and abspath
1740
 
        self.assertEqual(expected_dirblocks,
1741
 
                         [(dirinfo, [line[0:3] for line in block])
1742
 
                          for dirinfo, block in result])
1743
 
 
1744
 
    def test_walk_sub_dir(self):
1745
 
        tree, expected_dirblocks = self._get_ascii_tree()
1746
 
        self.build_tree(tree)
1747
 
        # you can search a subdir only, with a supplied prefix.
1748
 
        result = list(osutils._walkdirs_utf8('./1dir', '1dir'))
1749
 
        # Filter out stat and abspath
1750
 
        self.assertEqual(expected_dirblocks[1:],
1751
 
                         [(dirinfo, [line[0:3] for line in block])
1752
 
                          for dirinfo, block in result])
1753
 
 
1754
 
    def _get_unicode_tree(self):
1755
 
        name0u = u'0file-\xb6'
1756
 
        name1u = u'1dir-\u062c\u0648'
1757
 
        name2u = u'2file-\u0633'
1758
 
        tree = [
1759
 
            name0u,
1760
 
            name1u + '/',
1761
 
            name1u + '/' + name0u,
1762
 
            name1u + '/' + name1u + '/',
1763
 
            name2u,
1764
 
            ]
1765
 
        name0 = name0u.encode('UTF-8')
1766
 
        name1 = name1u.encode('UTF-8')
1767
 
        name2 = name2u.encode('UTF-8')
1768
 
        expected_dirblocks = [
1769
 
                (('', '.'),
1770
 
                 [(name0, name0, 'file', './' + name0u),
1771
 
                  (name1, name1, 'directory', './' + name1u),
1772
 
                  (name2, name2, 'file', './' + name2u),
1773
 
                 ]
1774
 
                ),
1775
 
                ((name1, './' + name1u),
1776
 
                 [(name1 + '/' + name0, name0, 'file', './' + name1u
1777
 
                                                        + '/' + name0u),
1778
 
                  (name1 + '/' + name1, name1, 'directory', './' + name1u
1779
 
                                                            + '/' + name1u),
1780
 
                 ]
1781
 
                ),
1782
 
                ((name1 + '/' + name1, './' + name1u + '/' + name1u),
1783
 
                 [
1784
 
                 ]
1785
 
                ),
1786
 
            ]
1787
 
        return tree, expected_dirblocks
1788
 
 
1789
 
    def _filter_out(self, raw_dirblocks):
1790
 
        """Filter out a walkdirs_utf8 result.
1791
 
 
1792
 
        stat field is removed, all native paths are converted to unicode
1793
 
        """
1794
 
        filtered_dirblocks = []
1795
 
        for dirinfo, block in raw_dirblocks:
1796
 
            dirinfo = (dirinfo[0], self._native_to_unicode(dirinfo[1]))
1797
 
            details = []
1798
 
            for line in block:
1799
 
                details.append(line[0:3] + (self._native_to_unicode(line[4]), ))
1800
 
            filtered_dirblocks.append((dirinfo, details))
1801
 
        return filtered_dirblocks
1802
 
 
1803
 
    def test_walk_unicode_tree(self):
1804
 
        self.requireFeature(tests.UnicodeFilenameFeature)
1805
 
        tree, expected_dirblocks = self._get_unicode_tree()
1806
 
        self.build_tree(tree)
1807
 
        result = list(osutils._walkdirs_utf8('.'))
1808
 
        self.assertEqual(expected_dirblocks, self._filter_out(result))
1809
 
 
1810
 
    def test_symlink(self):
1811
 
        self.requireFeature(tests.SymlinkFeature)
1812
 
        self.requireFeature(tests.UnicodeFilenameFeature)
1813
 
        target = u'target\N{Euro Sign}'
1814
 
        link_name = u'l\N{Euro Sign}nk'
1815
 
        os.symlink(target, link_name)
1816
 
        target_utf8 = target.encode('UTF-8')
1817
 
        link_name_utf8 = link_name.encode('UTF-8')
1818
 
        expected_dirblocks = [
1819
 
                (('', '.'),
1820
 
                 [(link_name_utf8, link_name_utf8,
1821
 
                   'symlink', './' + link_name),],
1822
 
                 )]
1823
 
        result = list(osutils._walkdirs_utf8('.'))
1824
 
        self.assertEqual(expected_dirblocks, self._filter_out(result))
1825
 
 
1826
 
 
1827
 
class TestReadLink(tests.TestCaseInTempDir):
1828
 
    """Exposes os.readlink() problems and the osutils solution.
1829
 
 
1830
 
    The only guarantee offered by os.readlink(), starting with 2.6, is that a
1831
 
    unicode string will be returned if a unicode string is passed.
1832
 
 
1833
 
    But prior python versions failed to properly encode the passed unicode
1834
 
    string.
1835
 
    """
1836
 
    _test_needs_features = [tests.SymlinkFeature, tests.UnicodeFilenameFeature]
1837
 
 
1838
 
    def setUp(self):
1839
 
        super(tests.TestCaseInTempDir, self).setUp()
1840
 
        self.link = u'l\N{Euro Sign}ink'
1841
 
        self.target = u'targe\N{Euro Sign}t'
1842
 
        os.symlink(self.target, self.link)
1843
 
 
1844
 
    def test_os_readlink_link_encoding(self):
1845
 
        if sys.version_info < (2, 6):
1846
 
            self.assertRaises(UnicodeEncodeError, os.readlink, self.link)
1847
 
        else:
1848
 
            self.assertEquals(self.target,  os.readlink(self.link))
1849
 
 
1850
 
    def test_os_readlink_link_decoding(self):
1851
 
        self.assertEquals(self.target.encode(osutils._fs_enc),
1852
 
                          os.readlink(self.link.encode(osutils._fs_enc)))
1853
 
 
1854
 
 
1855
 
class TestConcurrency(tests.TestCase):
1856
 
 
1857
 
    def setUp(self):
1858
 
        super(TestConcurrency, self).setUp()
1859
 
        self.overrideAttr(osutils, '_cached_local_concurrency')
1860
 
 
1861
 
    def test_local_concurrency(self):
1862
 
        concurrency = osutils.local_concurrency()
1863
 
        self.assertIsInstance(concurrency, int)
1864
 
 
1865
 
    def test_local_concurrency_environment_variable(self):
1866
 
        os.environ['BZR_CONCURRENCY'] = '2'
1867
 
        self.assertEqual(2, osutils.local_concurrency(use_cache=False))
1868
 
        os.environ['BZR_CONCURRENCY'] = '3'
1869
 
        self.assertEqual(3, osutils.local_concurrency(use_cache=False))
1870
 
        os.environ['BZR_CONCURRENCY'] = 'foo'
1871
 
        self.assertEqual(1, osutils.local_concurrency(use_cache=False))
1872
 
 
1873
 
    def test_option_concurrency(self):
1874
 
        os.environ['BZR_CONCURRENCY'] = '1'
1875
 
        self.run_bzr('rocks --concurrency 42')
1876
 
        # Command line overrides envrionment variable
1877
 
        self.assertEquals('42', os.environ['BZR_CONCURRENCY'])
1878
 
        self.assertEquals(42, osutils.local_concurrency(use_cache=False))
1879
 
 
1880
 
 
1881
 
class TestFailedToLoadExtension(tests.TestCase):
1882
 
 
1883
 
    def _try_loading(self):
1884
 
        try:
1885
 
            import bzrlib._fictional_extension_py
1886
 
        except ImportError, e:
1887
 
            osutils.failed_to_load_extension(e)
1888
 
            return True
1889
 
 
1890
 
    def setUp(self):
1891
 
        super(TestFailedToLoadExtension, self).setUp()
1892
 
        self.overrideAttr(osutils, '_extension_load_failures', [])
1893
 
 
1894
 
    def test_failure_to_load(self):
1895
 
        self._try_loading()
1896
 
        self.assertLength(1, osutils._extension_load_failures)
1897
 
        self.assertEquals(osutils._extension_load_failures[0],
1898
 
            "No module named _fictional_extension_py")
1899
 
 
1900
 
    def test_report_extension_load_failures_no_warning(self):
1901
 
        self.assertTrue(self._try_loading())
1902
 
        warnings, result = self.callCatchWarnings(osutils.report_extension_load_failures)
1903
 
        # it used to give a Python warning; it no longer does
1904
 
        self.assertLength(0, warnings)
1905
 
 
1906
 
    def test_report_extension_load_failures_message(self):
1907
 
        log = StringIO()
1908
 
        trace.push_log_file(log)
1909
 
        self.assertTrue(self._try_loading())
1910
 
        osutils.report_extension_load_failures()
1911
 
        self.assertContainsRe(
1912
 
            log.getvalue(),
1913
 
            r"bzr: warning: some compiled extensions could not be loaded; "
1914
 
            "see <https://answers\.launchpad\.net/bzr/\+faq/703>\n"
1915
 
            )
1916
 
 
1917
 
 
1918
 
class TestTerminalWidth(tests.TestCase):
1919
 
 
1920
 
    def replace_stdout(self, new):
1921
 
        self.overrideAttr(sys, 'stdout', new)
1922
 
 
1923
 
    def replace__terminal_size(self, new):
1924
 
        self.overrideAttr(osutils, '_terminal_size', new)
1925
 
 
1926
 
    def set_fake_tty(self):
1927
 
 
1928
 
        class I_am_a_tty(object):
1929
 
            def isatty(self):
1930
 
                return True
1931
 
 
1932
 
        self.replace_stdout(I_am_a_tty())
1933
 
 
1934
 
    def test_default_values(self):
1935
 
        self.assertEqual(80, osutils.default_terminal_width)
1936
 
 
1937
 
    def test_defaults_to_BZR_COLUMNS(self):
1938
 
        # BZR_COLUMNS is set by the test framework
1939
 
        self.assertNotEqual('12', os.environ['BZR_COLUMNS'])
1940
 
        os.environ['BZR_COLUMNS'] = '12'
1941
 
        self.assertEqual(12, osutils.terminal_width())
1942
 
 
1943
 
    def test_falls_back_to_COLUMNS(self):
1944
 
        del os.environ['BZR_COLUMNS']
1945
 
        self.assertNotEqual('42', os.environ['COLUMNS'])
1946
 
        self.set_fake_tty()
1947
 
        os.environ['COLUMNS'] = '42'
1948
 
        self.assertEqual(42, osutils.terminal_width())
1949
 
 
1950
 
    def test_tty_default_without_columns(self):
1951
 
        del os.environ['BZR_COLUMNS']
1952
 
        del os.environ['COLUMNS']
1953
 
 
1954
 
        def terminal_size(w, h):
1955
 
            return 42, 42
1956
 
 
1957
 
        self.set_fake_tty()
1958
 
        # We need to override the osutils definition as it depends on the
1959
 
        # running environment that we can't control (PQM running without a
1960
 
        # controlling terminal is one example).
1961
 
        self.replace__terminal_size(terminal_size)
1962
 
        self.assertEqual(42, osutils.terminal_width())
1963
 
 
1964
 
    def test_non_tty_default_without_columns(self):
1965
 
        del os.environ['BZR_COLUMNS']
1966
 
        del os.environ['COLUMNS']
1967
 
        self.replace_stdout(None)
1968
 
        self.assertEqual(None, osutils.terminal_width())
1969
 
 
1970
 
    def test_no_TIOCGWINSZ(self):
1971
 
        self.requireFeature(term_ios_feature)
1972
 
        termios = term_ios_feature.module
1973
 
        # bug 63539 is about a termios without TIOCGWINSZ attribute
1974
 
        try:
1975
 
            orig = termios.TIOCGWINSZ
1976
 
        except AttributeError:
1977
 
            # We won't remove TIOCGWINSZ, because it doesn't exist anyway :)
1978
 
            pass
1979
 
        else:
1980
 
            self.overrideAttr(termios, 'TIOCGWINSZ')
1981
 
            del termios.TIOCGWINSZ
1982
 
        del os.environ['BZR_COLUMNS']
1983
 
        del os.environ['COLUMNS']
1984
 
        # Whatever the result is, if we don't raise an exception, it's ok.
1985
 
        osutils.terminal_width()
1986
 
 
1987
 
class TestCreationOps(tests.TestCaseInTempDir):
1988
 
    _test_needs_features = [features.chown_feature]
1989
 
 
1990
 
    def setUp(self):
1991
 
        tests.TestCaseInTempDir.setUp(self)
1992
 
        self.overrideAttr(os, 'chown', self._dummy_chown)
1993
 
 
1994
 
        # params set by call to _dummy_chown
1995
 
        self.path = self.uid = self.gid = None
1996
 
 
1997
 
    def _dummy_chown(self, path, uid, gid):
1998
 
        self.path, self.uid, self.gid = path, uid, gid
1999
 
 
2000
 
    def test_copy_ownership_from_path(self):
2001
 
        """copy_ownership_from_path test with specified src."""
2002
 
        ownsrc = '/'
2003
 
        f = open('test_file', 'wt')
2004
 
        osutils.copy_ownership_from_path('test_file', ownsrc)
2005
 
 
2006
 
        s = os.stat(ownsrc)
2007
 
        self.assertEquals(self.path, 'test_file')
2008
 
        self.assertEquals(self.uid, s.st_uid)
2009
 
        self.assertEquals(self.gid, s.st_gid)
2010
 
 
2011
 
    def test_copy_ownership_nonesrc(self):
2012
 
        """copy_ownership_from_path test with src=None."""
2013
 
        f = open('test_file', 'wt')
2014
 
        # should use parent dir for permissions
2015
 
        osutils.copy_ownership_from_path('test_file')
2016
 
 
2017
 
        s = os.stat('..')
2018
 
        self.assertEquals(self.path, 'test_file')
2019
 
        self.assertEquals(self.uid, s.st_uid)
2020
 
        self.assertEquals(self.gid, s.st_gid)