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  • Committer: Canonical.com Patch Queue Manager
  • Date: 2010-02-10 19:20:57 UTC
  • mfrom: (4988.10.5 jam-integration)
  • Revision ID: pqm@pqm.ubuntu.com-20100210192057-uvi7tmdubcvh9xpo
(Michal Junák) Bug #511987, support 'bzr export FILE'

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bzrlib/tests/test_osutils.py
1
 
# Copyright (C) 2005-2011 Canonical Ltd
 
1
# Copyright (C) 2005, 2006, 2007, 2008, 2009 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
21
21
import os
22
22
import re
23
23
import socket
 
24
import stat
24
25
import sys
25
26
import time
26
27
 
27
28
from bzrlib import (
28
29
    errors,
29
 
    lazy_regex,
30
30
    osutils,
31
 
    symbol_versioning,
32
31
    tests,
33
32
    trace,
34
33
    win32utils,
35
34
    )
36
35
from bzrlib.tests import (
37
 
    features,
38
36
    file_utils,
39
37
    test__walkdirs_win32,
40
38
    )
41
 
from bzrlib.tests.scenarios import load_tests_apply_scenarios
42
 
 
43
 
 
44
 
class _UTF8DirReaderFeature(features.Feature):
 
39
 
 
40
 
 
41
class _UTF8DirReaderFeature(tests.Feature):
45
42
 
46
43
    def _probe(self):
47
44
        try:
54
51
    def feature_name(self):
55
52
        return 'bzrlib._readdir_pyx'
56
53
 
57
 
UTF8DirReaderFeature = features.ModuleAvailableFeature('bzrlib._readdir_pyx')
 
54
UTF8DirReaderFeature = _UTF8DirReaderFeature()
58
55
 
59
 
term_ios_feature = features.ModuleAvailableFeature('termios')
 
56
term_ios_feature = tests.ModuleAvailableFeature('termios')
60
57
 
61
58
 
62
59
def _already_unicode(s):
97
94
    return scenarios
98
95
 
99
96
 
100
 
load_tests = load_tests_apply_scenarios
 
97
def load_tests(basic_tests, module, loader):
 
98
    suite = loader.suiteClass()
 
99
    dir_reader_tests, remaining_tests = tests.split_suite_by_condition(
 
100
        basic_tests, tests.condition_isinstance(TestDirReader))
 
101
    tests.multiply_tests(dir_reader_tests, dir_reader_scenarios(), suite)
 
102
    suite.addTest(remaining_tests)
 
103
    return suite
101
104
 
102
105
 
103
106
class TestContainsWhitespace(tests.TestCase):
104
107
 
105
108
    def test_contains_whitespace(self):
106
 
        self.assertTrue(osutils.contains_whitespace(u' '))
107
 
        self.assertTrue(osutils.contains_whitespace(u'hello there'))
108
 
        self.assertTrue(osutils.contains_whitespace(u'hellothere\n'))
109
 
        self.assertTrue(osutils.contains_whitespace(u'hello\nthere'))
110
 
        self.assertTrue(osutils.contains_whitespace(u'hello\rthere'))
111
 
        self.assertTrue(osutils.contains_whitespace(u'hello\tthere'))
 
109
        self.failUnless(osutils.contains_whitespace(u' '))
 
110
        self.failUnless(osutils.contains_whitespace(u'hello there'))
 
111
        self.failUnless(osutils.contains_whitespace(u'hellothere\n'))
 
112
        self.failUnless(osutils.contains_whitespace(u'hello\nthere'))
 
113
        self.failUnless(osutils.contains_whitespace(u'hello\rthere'))
 
114
        self.failUnless(osutils.contains_whitespace(u'hello\tthere'))
112
115
 
113
116
        # \xa0 is "Non-breaking-space" which on some python locales thinks it
114
117
        # is whitespace, but we do not.
115
 
        self.assertFalse(osutils.contains_whitespace(u''))
116
 
        self.assertFalse(osutils.contains_whitespace(u'hellothere'))
117
 
        self.assertFalse(osutils.contains_whitespace(u'hello\xa0there'))
 
118
        self.failIf(osutils.contains_whitespace(u''))
 
119
        self.failIf(osutils.contains_whitespace(u'hellothere'))
 
120
        self.failIf(osutils.contains_whitespace(u'hello\xa0there'))
118
121
 
119
122
 
120
123
class TestRename(tests.TestCaseInTempDir):
134
137
        # This should work everywhere
135
138
        self.create_file('a', 'something in a\n')
136
139
        self._fancy_rename('a', 'b')
137
 
        self.assertPathDoesNotExist('a')
138
 
        self.assertPathExists('b')
 
140
        self.failIfExists('a')
 
141
        self.failUnlessExists('b')
139
142
        self.check_file_contents('b', 'something in a\n')
140
143
 
141
144
        self.create_file('a', 'new something in a\n')
148
151
        self.create_file('target', 'data in target\n')
149
152
        self.assertRaises((IOError, OSError), self._fancy_rename,
150
153
                          'missingsource', 'target')
151
 
        self.assertPathExists('target')
 
154
        self.failUnlessExists('target')
152
155
        self.check_file_contents('target', 'data in target\n')
153
156
 
154
157
    def test_fancy_rename_fails_if_source_and_target_missing(self):
159
162
        # Rename should be semi-atomic on all platforms
160
163
        self.create_file('a', 'something in a\n')
161
164
        osutils.rename('a', 'b')
162
 
        self.assertPathDoesNotExist('a')
163
 
        self.assertPathExists('b')
 
165
        self.failIfExists('a')
 
166
        self.failUnlessExists('b')
164
167
        self.check_file_contents('b', 'something in a\n')
165
168
 
166
169
        self.create_file('a', 'new something in a\n')
231
234
            self.assertFalse(osutils.is_inside_or_parent_of_any(dirs, fn))
232
235
 
233
236
 
234
 
class TestLstat(tests.TestCaseInTempDir):
235
 
 
236
 
    def test_lstat_matches_fstat(self):
237
 
        # On Windows, lstat and fstat don't always agree, primarily in the
238
 
        # 'st_ino' and 'st_dev' fields. So we force them to be '0' in our
239
 
        # custom implementation.
240
 
        if sys.platform == 'win32':
241
 
            # We only have special lstat/fstat if we have the extension.
242
 
            # Without it, we may end up re-reading content when we don't have
243
 
            # to, but otherwise it doesn't effect correctness.
244
 
            self.requireFeature(test__walkdirs_win32.win32_readdir_feature)
245
 
        f = open('test-file.txt', 'wb')
246
 
        self.addCleanup(f.close)
247
 
        f.write('some content\n')
248
 
        f.flush()
249
 
        self.assertEqualStat(osutils.fstat(f.fileno()),
250
 
                             osutils.lstat('test-file.txt'))
251
 
 
252
 
 
253
237
class TestRmTree(tests.TestCaseInTempDir):
254
238
 
255
239
    def test_rmtree(self):
267
251
 
268
252
        osutils.rmtree('dir')
269
253
 
270
 
        self.assertPathDoesNotExist('dir/file')
271
 
        self.assertPathDoesNotExist('dir')
 
254
        self.failIfExists('dir/file')
 
255
        self.failIfExists('dir')
272
256
 
273
257
 
274
258
class TestDeleteAny(tests.TestCaseInTempDir):
325
309
        self.assertEqual("/", osutils.kind_marker(osutils._directory_kind))
326
310
        self.assertEqual("@", osutils.kind_marker("symlink"))
327
311
        self.assertEqual("+", osutils.kind_marker("tree-reference"))
328
 
        self.assertEqual("", osutils.kind_marker("fifo"))
329
 
        self.assertEqual("", osutils.kind_marker("socket"))
330
 
        self.assertEqual("", osutils.kind_marker("unknown"))
 
312
        self.assertRaises(errors.BzrError, osutils.kind_marker, "unknown")
331
313
 
332
314
 
333
315
class TestUmask(tests.TestCaseInTempDir):
429
411
class TestLinks(tests.TestCaseInTempDir):
430
412
 
431
413
    def test_dereference_path(self):
432
 
        self.requireFeature(features.SymlinkFeature)
 
414
        self.requireFeature(tests.SymlinkFeature)
433
415
        cwd = osutils.realpath('.')
434
416
        os.mkdir('bar')
435
417
        bar_path = osutils.pathjoin(cwd, 'bar')
482
464
 
483
465
class TestCanonicalRelPath(tests.TestCaseInTempDir):
484
466
 
485
 
    _test_needs_features = [features.CaseInsCasePresFilenameFeature]
 
467
    _test_needs_features = [tests.CaseInsCasePresFilenameFeature]
486
468
 
487
469
    def test_canonical_relpath_simple(self):
488
470
        f = file('MixedCaseName', 'w')
489
471
        f.close()
490
472
        actual = osutils.canonical_relpath(self.test_base_dir, 'mixedcasename')
491
 
        self.assertEqual('work/MixedCaseName', actual)
 
473
        self.failUnlessEqual('work/MixedCaseName', actual)
492
474
 
493
475
    def test_canonical_relpath_missing_tail(self):
494
476
        os.mkdir('MixedCaseParent')
495
477
        actual = osutils.canonical_relpath(self.test_base_dir,
496
478
                                           'mixedcaseparent/nochild')
497
 
        self.assertEqual('work/MixedCaseParent/nochild', actual)
 
479
        self.failUnlessEqual('work/MixedCaseParent/nochild', actual)
498
480
 
499
481
 
500
482
class Test_CICPCanonicalRelpath(tests.TestCaseWithTransport):
876
858
        self.assertEqual('//HOST/path', osutils._win98_abspath('//HOST/path'))
877
859
        # relative path
878
860
        cwd = osutils.getcwd().rstrip('/')
879
 
        drive = osutils.ntpath.splitdrive(cwd)[0]
 
861
        drive = osutils._nt_splitdrive(cwd)[0]
880
862
        self.assertEqual(cwd+'/path', osutils._win98_abspath('path'))
881
863
        self.assertEqual(drive+'/path', osutils._win98_abspath('/path'))
882
864
        # unicode path
888
870
    """Test win32 functions that create files."""
889
871
 
890
872
    def test_getcwd(self):
891
 
        self.requireFeature(features.UnicodeFilenameFeature)
 
873
        self.requireFeature(tests.UnicodeFilenameFeature)
892
874
        os.mkdir(u'mu-\xb5')
893
875
        os.chdir(u'mu-\xb5')
894
876
        # TODO: jam 20060427 This will probably fail on Mac OSX because
924
906
        b.close()
925
907
 
926
908
        osutils._win32_rename('b', 'a')
927
 
        self.assertPathExists('a')
928
 
        self.assertPathDoesNotExist('b')
 
909
        self.failUnlessExists('a')
 
910
        self.failIfExists('b')
929
911
        self.assertFileEqual('baz\n', 'a')
930
912
 
931
913
    def test_rename_missing_file(self):
984
966
    """Test mac special functions that require directories."""
985
967
 
986
968
    def test_getcwd(self):
987
 
        self.requireFeature(features.UnicodeFilenameFeature)
 
969
        self.requireFeature(tests.UnicodeFilenameFeature)
988
970
        os.mkdir(u'B\xe5gfors')
989
971
        os.chdir(u'B\xe5gfors')
990
972
        self.assertEndsWith(osutils._mac_getcwd(), u'B\xe5gfors')
991
973
 
992
974
    def test_getcwd_nonnorm(self):
993
 
        self.requireFeature(features.UnicodeFilenameFeature)
 
975
        self.requireFeature(tests.UnicodeFilenameFeature)
994
976
        # Test that _mac_getcwd() will normalize this path
995
977
        os.mkdir(u'Ba\u030agfors')
996
978
        os.chdir(u'Ba\u030agfors')
1079
1061
        self.assertExpectedBlocks(expected_dirblocks[1:], result)
1080
1062
 
1081
1063
    def test_walkdirs_os_error(self):
1082
 
        # <https://bugs.launchpad.net/bzr/+bug/338653>
 
1064
        # <https://bugs.edge.launchpad.net/bzr/+bug/338653>
1083
1065
        # Pyrex readdir didn't raise useful messages if it had an error
1084
1066
        # reading the directory
1085
1067
        if sys.platform == 'win32':
1086
1068
            raise tests.TestNotApplicable(
1087
1069
                "readdir IOError not tested on win32")
1088
 
        self.requireFeature(features.not_running_as_root)
1089
1070
        os.mkdir("test-unreadable")
1090
1071
        os.chmod("test-unreadable", 0000)
1091
1072
        # must chmod it back so that it can be removed
1099
1080
        # Ensure the message contains the file name
1100
1081
        self.assertContainsRe(str(e), "\./test-unreadable")
1101
1082
 
1102
 
 
1103
 
    def test_walkdirs_encoding_error(self):
1104
 
        # <https://bugs.launchpad.net/bzr/+bug/488519>
1105
 
        # walkdirs didn't raise a useful message when the filenames
1106
 
        # are not using the filesystem's encoding
1107
 
 
1108
 
        # require a bytestring based filesystem
1109
 
        self.requireFeature(features.ByteStringNamedFilesystem)
1110
 
 
1111
 
        tree = [
1112
 
            '.bzr',
1113
 
            '0file',
1114
 
            '1dir/',
1115
 
            '1dir/0file',
1116
 
            '1dir/1dir/',
1117
 
            '1file'
1118
 
            ]
1119
 
 
1120
 
        self.build_tree(tree)
1121
 
 
1122
 
        # rename the 1file to a latin-1 filename
1123
 
        os.rename("./1file", "\xe8file")
1124
 
        if "\xe8file" not in os.listdir("."):
1125
 
            self.skip("Lack filesystem that preserves arbitrary bytes")
1126
 
 
1127
 
        self._save_platform_info()
1128
 
        win32utils.winver = None # Avoid the win32 detection code
1129
 
        osutils._fs_enc = 'UTF-8'
1130
 
 
1131
 
        # this should raise on error
1132
 
        def attempt():
1133
 
            for dirdetail, dirblock in osutils.walkdirs('.'):
1134
 
                pass
1135
 
 
1136
 
        self.assertRaises(errors.BadFilenameEncoding, attempt)
1137
 
 
1138
1083
    def test__walkdirs_utf8(self):
1139
1084
        tree = [
1140
1085
            '.bzr',
1207
1152
        self._save_platform_info()
1208
1153
        win32utils.winver = None # Avoid the win32 detection code
1209
1154
        osutils._fs_enc = 'UTF-8'
1210
 
        self.assertDirReaderIs(
1211
 
            UTF8DirReaderFeature.module.UTF8DirReader)
 
1155
        self.assertDirReaderIs(UTF8DirReaderFeature.reader)
1212
1156
 
1213
1157
    def test_force_walkdirs_utf8_fs_ascii(self):
1214
1158
        self.requireFeature(UTF8DirReaderFeature)
1215
1159
        self._save_platform_info()
1216
1160
        win32utils.winver = None # Avoid the win32 detection code
1217
1161
        osutils._fs_enc = 'US-ASCII'
1218
 
        self.assertDirReaderIs(
1219
 
            UTF8DirReaderFeature.module.UTF8DirReader)
 
1162
        self.assertDirReaderIs(UTF8DirReaderFeature.reader)
1220
1163
 
1221
1164
    def test_force_walkdirs_utf8_fs_ANSI(self):
1222
1165
        self.requireFeature(UTF8DirReaderFeature)
1223
1166
        self._save_platform_info()
1224
1167
        win32utils.winver = None # Avoid the win32 detection code
1225
1168
        osutils._fs_enc = 'ANSI_X3.4-1968'
1226
 
        self.assertDirReaderIs(
1227
 
            UTF8DirReaderFeature.module.UTF8DirReader)
 
1169
        self.assertDirReaderIs(UTF8DirReaderFeature.reader)
1228
1170
 
1229
1171
    def test_force_walkdirs_utf8_fs_latin1(self):
1230
1172
        self._save_platform_info()
1248
1190
 
1249
1191
    def test_unicode_walkdirs(self):
1250
1192
        """Walkdirs should always return unicode paths."""
1251
 
        self.requireFeature(features.UnicodeFilenameFeature)
 
1193
        self.requireFeature(tests.UnicodeFilenameFeature)
1252
1194
        name0 = u'0file-\xb6'
1253
1195
        name1 = u'1dir-\u062c\u0648'
1254
1196
        name2 = u'2file-\u0633'
1291
1233
 
1292
1234
        The abspath portion might be in unicode or utf-8
1293
1235
        """
1294
 
        self.requireFeature(features.UnicodeFilenameFeature)
 
1236
        self.requireFeature(tests.UnicodeFilenameFeature)
1295
1237
        name0 = u'0file-\xb6'
1296
1238
        name1 = u'1dir-\u062c\u0648'
1297
1239
        name2 = u'2file-\u0633'
1352
1294
 
1353
1295
        The abspath portion should be in unicode
1354
1296
        """
1355
 
        self.requireFeature(features.UnicodeFilenameFeature)
 
1297
        self.requireFeature(tests.UnicodeFilenameFeature)
1356
1298
        # Use the unicode reader. TODO: split into driver-and-driven unit
1357
1299
        # tests.
1358
1300
        self._save_platform_info()
1399
1341
 
1400
1342
    def test__walkdirs_utf8_win32readdir(self):
1401
1343
        self.requireFeature(test__walkdirs_win32.win32_readdir_feature)
1402
 
        self.requireFeature(features.UnicodeFilenameFeature)
 
1344
        self.requireFeature(tests.UnicodeFilenameFeature)
1403
1345
        from bzrlib._walkdirs_win32 import Win32ReadDir
1404
1346
        self._save_platform_info()
1405
1347
        osutils._selected_dir_reader = Win32ReadDir()
1456
1398
    def test__walkdirs_utf_win32_find_file_stat_file(self):
1457
1399
        """make sure our Stat values are valid"""
1458
1400
        self.requireFeature(test__walkdirs_win32.win32_readdir_feature)
1459
 
        self.requireFeature(features.UnicodeFilenameFeature)
 
1401
        self.requireFeature(tests.UnicodeFilenameFeature)
1460
1402
        from bzrlib._walkdirs_win32 import Win32ReadDir
1461
1403
        name0u = u'0file-\xb6'
1462
1404
        name0 = name0u.encode('utf8')
1480
1422
    def test__walkdirs_utf_win32_find_file_stat_directory(self):
1481
1423
        """make sure our Stat values are valid"""
1482
1424
        self.requireFeature(test__walkdirs_win32.win32_readdir_feature)
1483
 
        self.requireFeature(features.UnicodeFilenameFeature)
 
1425
        self.requireFeature(tests.UnicodeFilenameFeature)
1484
1426
        from bzrlib._walkdirs_win32 import Win32ReadDir
1485
1427
        name0u = u'0dir-\u062c\u0648'
1486
1428
        name0 = name0u.encode('utf8')
1586
1528
        self.assertEqual(['c'], os.listdir('target/b'))
1587
1529
 
1588
1530
    def test_copy_tree_symlinks(self):
1589
 
        self.requireFeature(features.SymlinkFeature)
 
1531
        self.requireFeature(tests.SymlinkFeature)
1590
1532
        self.build_tree(['source/'])
1591
1533
        os.symlink('a/generic/path', 'source/lnk')
1592
1534
        osutils.copy_tree('source', 'target')
1617
1559
                          ('d', 'source/b', 'target/b'),
1618
1560
                          ('f', 'source/b/c', 'target/b/c'),
1619
1561
                         ], processed_files)
1620
 
        self.assertPathDoesNotExist('target')
 
1562
        self.failIfExists('target')
1621
1563
        if osutils.has_symlinks():
1622
1564
            self.assertEqual([('source/lnk', 'target/lnk')], processed_links)
1623
1565
 
1669
1611
        old = osutils.set_or_unset_env('BZR_TEST_ENV_VAR', None)
1670
1612
        self.assertEqual('foo', old)
1671
1613
        self.assertEqual(None, os.environ.get('BZR_TEST_ENV_VAR'))
1672
 
        self.assertFalse('BZR_TEST_ENV_VAR' in os.environ)
 
1614
        self.failIf('BZR_TEST_ENV_VAR' in os.environ)
1673
1615
 
1674
1616
 
1675
1617
class TestSizeShaFile(tests.TestCaseInTempDir):
1726
1668
 
1727
1669
class TestReCompile(tests.TestCase):
1728
1670
 
1729
 
    def _deprecated_re_compile_checked(self, *args, **kwargs):
1730
 
        return self.applyDeprecated(symbol_versioning.deprecated_in((2, 2, 0)),
1731
 
            osutils.re_compile_checked, *args, **kwargs)
1732
 
 
1733
1671
    def test_re_compile_checked(self):
1734
 
        r = self._deprecated_re_compile_checked(r'A*', re.IGNORECASE)
 
1672
        r = osutils.re_compile_checked(r'A*', re.IGNORECASE)
1735
1673
        self.assertTrue(r.match('aaaa'))
1736
1674
        self.assertTrue(r.match('aAaA'))
1737
1675
 
1738
1676
    def test_re_compile_checked_error(self):
1739
1677
        # like https://bugs.launchpad.net/bzr/+bug/251352
1740
 
 
1741
 
        # Due to possible test isolation error, re.compile is not lazy at
1742
 
        # this point. We re-install lazy compile.
1743
 
        lazy_regex.install_lazy_compile()
1744
1678
        err = self.assertRaises(
1745
1679
            errors.BzrCommandError,
1746
 
            self._deprecated_re_compile_checked, '*', re.IGNORECASE, 'test case')
 
1680
            osutils.re_compile_checked, '*', re.IGNORECASE, 'test case')
1747
1681
        self.assertEqual(
1748
 
            'Invalid regular expression in test case: '
1749
 
            '"*" nothing to repeat',
 
1682
            "Invalid regular expression in test case: '*': "
 
1683
            "nothing to repeat",
1750
1684
            str(err))
1751
1685
 
1752
1686
 
1753
1687
class TestDirReader(tests.TestCaseInTempDir):
1754
1688
 
1755
 
    scenarios = dir_reader_scenarios()
1756
 
 
1757
1689
    # Set by load_tests
1758
1690
    _dir_reader_class = None
1759
1691
    _native_to_unicode = None
1859
1791
        return filtered_dirblocks
1860
1792
 
1861
1793
    def test_walk_unicode_tree(self):
1862
 
        self.requireFeature(features.UnicodeFilenameFeature)
 
1794
        self.requireFeature(tests.UnicodeFilenameFeature)
1863
1795
        tree, expected_dirblocks = self._get_unicode_tree()
1864
1796
        self.build_tree(tree)
1865
1797
        result = list(osutils._walkdirs_utf8('.'))
1866
1798
        self.assertEqual(expected_dirblocks, self._filter_out(result))
1867
1799
 
1868
1800
    def test_symlink(self):
1869
 
        self.requireFeature(features.SymlinkFeature)
1870
 
        self.requireFeature(features.UnicodeFilenameFeature)
 
1801
        self.requireFeature(tests.SymlinkFeature)
 
1802
        self.requireFeature(tests.UnicodeFilenameFeature)
1871
1803
        target = u'target\N{Euro Sign}'
1872
1804
        link_name = u'l\N{Euro Sign}nk'
1873
1805
        os.symlink(target, link_name)
1891
1823
    But prior python versions failed to properly encode the passed unicode
1892
1824
    string.
1893
1825
    """
1894
 
    _test_needs_features = [features.SymlinkFeature, features.UnicodeFilenameFeature]
 
1826
    _test_needs_features = [tests.SymlinkFeature, tests.UnicodeFilenameFeature]
1895
1827
 
1896
1828
    def setUp(self):
1897
1829
        super(tests.TestCaseInTempDir, self).setUp()
1900
1832
        os.symlink(self.target, self.link)
1901
1833
 
1902
1834
    def test_os_readlink_link_encoding(self):
1903
 
        self.assertEquals(self.target,  os.readlink(self.link))
 
1835
        if sys.version_info < (2, 6):
 
1836
            self.assertRaises(UnicodeEncodeError, os.readlink, self.link)
 
1837
        else:
 
1838
            self.assertEquals(self.target,  os.readlink(self.link))
1904
1839
 
1905
1840
    def test_os_readlink_link_decoding(self):
1906
1841
        self.assertEquals(self.target.encode(osutils._fs_enc),
1918
1853
        self.assertIsInstance(concurrency, int)
1919
1854
 
1920
1855
    def test_local_concurrency_environment_variable(self):
1921
 
        self.overrideEnv('BZR_CONCURRENCY', '2')
 
1856
        os.environ['BZR_CONCURRENCY'] = '2'
1922
1857
        self.assertEqual(2, osutils.local_concurrency(use_cache=False))
1923
 
        self.overrideEnv('BZR_CONCURRENCY', '3')
 
1858
        os.environ['BZR_CONCURRENCY'] = '3'
1924
1859
        self.assertEqual(3, osutils.local_concurrency(use_cache=False))
1925
 
        self.overrideEnv('BZR_CONCURRENCY', 'foo')
 
1860
        os.environ['BZR_CONCURRENCY'] = 'foo'
1926
1861
        self.assertEqual(1, osutils.local_concurrency(use_cache=False))
1927
1862
 
1928
1863
    def test_option_concurrency(self):
1929
 
        self.overrideEnv('BZR_CONCURRENCY', '1')
 
1864
        os.environ['BZR_CONCURRENCY'] = '1'
1930
1865
        self.run_bzr('rocks --concurrency 42')
1931
 
        # Command line overrides environment variable
 
1866
        # Command line overrides envrionment variable
1932
1867
        self.assertEquals('42', os.environ['BZR_CONCURRENCY'])
1933
1868
        self.assertEquals(42, osutils.local_concurrency(use_cache=False))
1934
1869
 
1972
1907
 
1973
1908
class TestTerminalWidth(tests.TestCase):
1974
1909
 
1975
 
    def setUp(self):
1976
 
        tests.TestCase.setUp(self)
1977
 
        self._orig_terminal_size_state = osutils._terminal_size_state
1978
 
        self._orig_first_terminal_size = osutils._first_terminal_size
1979
 
        self.addCleanup(self.restore_osutils_globals)
1980
 
        osutils._terminal_size_state = 'no_data'
1981
 
        osutils._first_terminal_size = None
1982
 
 
1983
 
    def restore_osutils_globals(self):
1984
 
        osutils._terminal_size_state = self._orig_terminal_size_state
1985
 
        osutils._first_terminal_size = self._orig_first_terminal_size
1986
 
 
1987
1910
    def replace_stdout(self, new):
1988
1911
        self.overrideAttr(sys, 'stdout', new)
1989
1912
 
2004
1927
    def test_defaults_to_BZR_COLUMNS(self):
2005
1928
        # BZR_COLUMNS is set by the test framework
2006
1929
        self.assertNotEqual('12', os.environ['BZR_COLUMNS'])
2007
 
        self.overrideEnv('BZR_COLUMNS', '12')
 
1930
        os.environ['BZR_COLUMNS'] = '12'
2008
1931
        self.assertEqual(12, osutils.terminal_width())
2009
1932
 
2010
 
    def test_BZR_COLUMNS_0_no_limit(self):
2011
 
        self.overrideEnv('BZR_COLUMNS', '0')
2012
 
        self.assertEqual(None, osutils.terminal_width())
2013
 
 
2014
1933
    def test_falls_back_to_COLUMNS(self):
2015
 
        self.overrideEnv('BZR_COLUMNS', None)
 
1934
        del os.environ['BZR_COLUMNS']
2016
1935
        self.assertNotEqual('42', os.environ['COLUMNS'])
2017
1936
        self.set_fake_tty()
2018
 
        self.overrideEnv('COLUMNS', '42')
 
1937
        os.environ['COLUMNS'] = '42'
2019
1938
        self.assertEqual(42, osutils.terminal_width())
2020
1939
 
2021
1940
    def test_tty_default_without_columns(self):
2022
 
        self.overrideEnv('BZR_COLUMNS', None)
2023
 
        self.overrideEnv('COLUMNS', None)
 
1941
        del os.environ['BZR_COLUMNS']
 
1942
        del os.environ['COLUMNS']
2024
1943
 
2025
1944
        def terminal_size(w, h):
2026
1945
            return 42, 42
2033
1952
        self.assertEqual(42, osutils.terminal_width())
2034
1953
 
2035
1954
    def test_non_tty_default_without_columns(self):
2036
 
        self.overrideEnv('BZR_COLUMNS', None)
2037
 
        self.overrideEnv('COLUMNS', None)
 
1955
        del os.environ['BZR_COLUMNS']
 
1956
        del os.environ['COLUMNS']
2038
1957
        self.replace_stdout(None)
2039
1958
        self.assertEqual(None, osutils.terminal_width())
2040
1959
 
2050
1969
        else:
2051
1970
            self.overrideAttr(termios, 'TIOCGWINSZ')
2052
1971
            del termios.TIOCGWINSZ
2053
 
        self.overrideEnv('BZR_COLUMNS', None)
2054
 
        self.overrideEnv('COLUMNS', None)
 
1972
        del os.environ['BZR_COLUMNS']
 
1973
        del os.environ['COLUMNS']
2055
1974
        # Whatever the result is, if we don't raise an exception, it's ok.
2056
1975
        osutils.terminal_width()
2057
 
 
2058
 
 
2059
 
class TestCreationOps(tests.TestCaseInTempDir):
2060
 
    _test_needs_features = [features.chown_feature]
2061
 
 
2062
 
    def setUp(self):
2063
 
        tests.TestCaseInTempDir.setUp(self)
2064
 
        self.overrideAttr(os, 'chown', self._dummy_chown)
2065
 
 
2066
 
        # params set by call to _dummy_chown
2067
 
        self.path = self.uid = self.gid = None
2068
 
 
2069
 
    def _dummy_chown(self, path, uid, gid):
2070
 
        self.path, self.uid, self.gid = path, uid, gid
2071
 
 
2072
 
    def test_copy_ownership_from_path(self):
2073
 
        """copy_ownership_from_path test with specified src."""
2074
 
        ownsrc = '/'
2075
 
        f = open('test_file', 'wt')
2076
 
        osutils.copy_ownership_from_path('test_file', ownsrc)
2077
 
 
2078
 
        s = os.stat(ownsrc)
2079
 
        self.assertEquals(self.path, 'test_file')
2080
 
        self.assertEquals(self.uid, s.st_uid)
2081
 
        self.assertEquals(self.gid, s.st_gid)
2082
 
 
2083
 
    def test_copy_ownership_nonesrc(self):
2084
 
        """copy_ownership_from_path test with src=None."""
2085
 
        f = open('test_file', 'wt')
2086
 
        # should use parent dir for permissions
2087
 
        osutils.copy_ownership_from_path('test_file')
2088
 
 
2089
 
        s = os.stat('..')
2090
 
        self.assertEquals(self.path, 'test_file')
2091
 
        self.assertEquals(self.uid, s.st_uid)
2092
 
        self.assertEquals(self.gid, s.st_gid)
2093
 
 
2094
 
 
2095
 
class TestGetuserUnicode(tests.TestCase):
2096
 
 
2097
 
    def test_ascii_user(self):
2098
 
        self.overrideEnv('LOGNAME', 'jrandom')
2099
 
        self.assertEqual(u'jrandom', osutils.getuser_unicode())
2100
 
 
2101
 
    def test_unicode_user(self):
2102
 
        ue = osutils.get_user_encoding()
2103
 
        uni_val, env_val = tests.probe_unicode_in_user_encoding()
2104
 
        if uni_val is None:
2105
 
            raise tests.TestSkipped(
2106
 
                'Cannot find a unicode character that works in encoding %s'
2107
 
                % (osutils.get_user_encoding(),))
2108
 
        uni_username = u'jrandom' + uni_val
2109
 
        encoded_username = uni_username.encode(ue)
2110
 
        self.overrideEnv('LOGNAME', encoded_username)
2111
 
        self.assertEqual(uni_username, osutils.getuser_unicode())
2112
 
        self.overrideEnv('LOGNAME', u'jrandom\xb6'.encode(ue))
2113
 
        self.assertEqual(u'jrandom\xb6', osutils.getuser_unicode())
2114
 
 
2115
 
    def test_no_username_bug_660174(self):
2116
 
        self.requireFeature(features.win32_feature)
2117
 
        for name in ('LOGNAME', 'USER', 'LNAME', 'USERNAME'):
2118
 
            self.overrideEnv(name, None)
2119
 
        self.assertEqual(u'UNKNOWN', osutils.getuser_unicode())
2120
 
 
2121
 
 
2122
 
class TestBackupNames(tests.TestCase):
2123
 
 
2124
 
    def setUp(self):
2125
 
        super(TestBackupNames, self).setUp()
2126
 
        self.backups = []
2127
 
 
2128
 
    def backup_exists(self, name):
2129
 
        return name in self.backups
2130
 
 
2131
 
    def available_backup_name(self, name):
2132
 
        backup_name = osutils.available_backup_name(name, self.backup_exists)
2133
 
        self.backups.append(backup_name)
2134
 
        return backup_name
2135
 
 
2136
 
    def assertBackupName(self, expected, name):
2137
 
        self.assertEqual(expected, self.available_backup_name(name))
2138
 
 
2139
 
    def test_empty(self):
2140
 
        self.assertBackupName('file.~1~', 'file')
2141
 
 
2142
 
    def test_existing(self):
2143
 
        self.available_backup_name('file')
2144
 
        self.available_backup_name('file')
2145
 
        self.assertBackupName('file.~3~', 'file')
2146
 
        # Empty slots are found, this is not a strict requirement and may be
2147
 
        # revisited if we test against all implementations.
2148
 
        self.backups.remove('file.~2~')
2149
 
        self.assertBackupName('file.~2~', 'file')
2150
 
 
2151
 
 
2152
 
class TestFindExecutableInPath(tests.TestCase):
2153
 
 
2154
 
    def test_windows(self):
2155
 
        if sys.platform != 'win32':
2156
 
            raise tests.TestSkipped('test requires win32')
2157
 
        self.assertTrue(osutils.find_executable_on_path('explorer') is not None)
2158
 
        self.assertTrue(
2159
 
            osutils.find_executable_on_path('explorer.exe') is not None)
2160
 
        self.assertTrue(
2161
 
            osutils.find_executable_on_path('EXPLORER.EXE') is not None)
2162
 
        self.assertTrue(
2163
 
            osutils.find_executable_on_path('THIS SHOULD NOT EXIST') is None)
2164
 
        self.assertTrue(osutils.find_executable_on_path('file.txt') is None)
2165
 
 
2166
 
    def test_other(self):
2167
 
        if sys.platform == 'win32':
2168
 
            raise tests.TestSkipped('test requires non-win32')
2169
 
        self.assertTrue(osutils.find_executable_on_path('sh') is not None)
2170
 
        self.assertTrue(
2171
 
            osutils.find_executable_on_path('THIS SHOULD NOT EXIST') is None)