97
88
from bzrlib.symbol_versioning import (
98
89
DEPRECATED_PARAMETER,
99
90
deprecated_function,
101
91
deprecated_method,
102
92
deprecated_passed,
104
94
import bzrlib.trace
105
from bzrlib.transport import (
95
from bzrlib.transport import get_transport, pathfilter
110
96
import bzrlib.transport
97
from bzrlib.transport.local import LocalURLServer
98
from bzrlib.transport.memory import MemoryServer
99
from bzrlib.transport.readonly import ReadonlyServer
111
100
from bzrlib.trace import mutter, note
112
from bzrlib.tests import (
101
from bzrlib.tests import TestUtil
116
102
from bzrlib.tests.http_server import HttpServer
117
103
from bzrlib.tests.TestUtil import (
247
228
'%d non-main threads were left active in the end.\n'
248
229
% (TestCase._active_threads - 1))
250
def getDescription(self, test):
253
def _extractBenchmarkTime(self, testCase, details=None):
231
def _extractBenchmarkTime(self, testCase):
254
232
"""Add a benchmark time for the current test case."""
255
if details and 'benchtime' in details:
256
return float(''.join(details['benchtime'].iter_bytes()))
257
233
return getattr(testCase, "_benchtime", None)
259
235
def _elapsedTestTimeString(self):
345
321
self._cleanupLogFile(test)
347
def addSuccess(self, test, details=None):
323
def addSuccess(self, test):
348
324
"""Tell result that test completed successfully.
350
326
Called from the TestCase run()
352
328
if self._bench_history is not None:
353
benchmark_time = self._extractBenchmarkTime(test, details)
329
benchmark_time = self._extractBenchmarkTime(test)
354
330
if benchmark_time is not None:
355
331
self._bench_history.write("%s %s\n" % (
356
332
self._formatTime(benchmark_time),
386
362
self.not_applicable_count += 1
387
363
self.report_not_applicable(test, reason)
365
def printErrorList(self, flavour, errors):
366
for test, err in errors:
367
self.stream.writeln(self.separator1)
368
self.stream.write("%s: " % flavour)
369
self.stream.writeln(self.getDescription(test))
370
if getattr(test, '_get_log', None) is not None:
371
log_contents = test._get_log()
373
self.stream.write('\n')
375
('vvvv[log from %s]' % test.id()).ljust(78,'-'))
376
self.stream.write('\n')
377
self.stream.write(log_contents)
378
self.stream.write('\n')
380
('^^^^[log from %s]' % test.id()).ljust(78,'-'))
381
self.stream.write('\n')
382
self.stream.writeln(self.separator2)
383
self.stream.writeln("%s" % err)
389
385
def _post_mortem(self):
390
386
"""Start a PDB post mortem session."""
391
387
if os.environ.get('BZR_TEST_PDB', None):
490
487
return self._shortened_test_description(test)
492
489
def report_error(self, test, err):
493
self.stream.write('ERROR: %s\n %s\n' % (
490
ui.ui_factory.note('ERROR: %s\n %s\n' % (
494
491
self._test_description(test),
498
495
def report_failure(self, test, err):
499
self.stream.write('FAIL: %s\n %s\n' % (
496
ui.ui_factory.note('FAIL: %s\n %s\n' % (
500
497
self._test_description(test),
504
501
def report_known_failure(self, test, err):
502
ui.ui_factory.note('XFAIL: %s\n%s\n' % (
503
self._test_description(test), err[1]))
507
505
def report_skip(self, test, reason):
606
604
applied left to right - the first element in the list is the
607
605
innermost decorator.
609
# stream may know claim to know to write unicode strings, but in older
610
# pythons this goes sufficiently wrong that it is a bad idea. (
611
# specifically a built in file with encoding 'UTF-8' will still try
612
# to encode using ascii.
613
new_encoding = osutils.get_terminal_encoding()
614
codec = codecs.lookup(new_encoding)
615
if type(codec) is tuple:
619
encode = codec.encode
620
stream = osutils.UnicodeOrBytesToBytesWriter(encode, stream)
621
stream.encoding = new_encoding
622
607
self.stream = unittest._WritelnDecorator(stream)
623
608
self.descriptions = descriptions
624
609
self.verbosity = verbosity
682
# traceback._some_str fails to format exceptions that have the default
683
# __str__ which does an implicit ascii conversion. However, repr() on those
684
# objects works, for all that its not quite what the doctor may have ordered.
685
def _clever_some_str(value):
690
return repr(value).replace('\\n', '\n')
692
return '<unprintable %s object>' % type(value).__name__
694
traceback._some_str = _clever_some_str
697
# deprecated - use self.knownFailure(), or self.expectFailure.
698
KnownFailure = testtools.testcase._ExpectedFailure
676
class KnownFailure(AssertionError):
677
"""Indicates that a test failed in a precisely expected manner.
679
Such failures dont block the whole test suite from passing because they are
680
indicators of partially completed code or of future work. We have an
681
explicit error for them so that we can ensure that they are always visible:
682
KnownFailures are always shown in the output of bzr selftest.
701
686
class UnavailableFeature(Exception):
798
787
_leaking_threads_tests = 0
799
788
_first_thread_leaker_id = None
800
789
_log_file_name = None
791
_keep_log_file = False
801
792
# record lsprof data when performing benchmark calls.
802
793
_gather_lsprof_in_benchmarks = False
794
attrs_to_keep = ('id', '_testMethodName', '_testMethodDoc',
795
'_log_contents', '_log_file_name', '_benchtime',
796
'_TestCase__testMethodName', '_TestCase__testMethodDoc',)
804
798
def __init__(self, methodName='testMethod'):
805
799
super(TestCase, self).__init__(methodName)
806
800
self._cleanups = []
801
self._bzr_test_setUp_run = False
802
self._bzr_test_tearDown_run = False
807
803
self._directory_isolation = True
808
self.exception_handlers.insert(0,
809
(UnavailableFeature, self._do_unsupported_or_skip))
810
self.exception_handlers.insert(0,
811
(TestNotApplicable, self._do_not_applicable))
814
super(TestCase, self).setUp()
815
for feature in getattr(self, '_test_needs_features', []):
816
self.requireFeature(feature)
817
self._log_contents = None
818
self.addDetail("log", content.Content(content.ContentType("text",
819
"plain", {"charset": "utf8"}),
820
lambda:[self._get_log(keep_log_file=True)]))
806
unittest.TestCase.setUp(self)
807
self._bzr_test_setUp_run = True
821
808
self._cleanEnvironment()
822
809
self._silenceUI()
823
810
self._startLogFile()
856
843
Tests that want to use debug flags can just set them in the
857
844
debug_flags set during setup/teardown.
859
# Start with a copy of the current debug flags we can safely modify.
860
self.overrideAttr(debug, 'debug_flags', set(debug.debug_flags))
846
self._preserved_debug_flags = set(debug.debug_flags)
861
847
if 'allow_debug' not in selftest_debug_flags:
862
848
debug.debug_flags.clear()
863
849
if 'disable_lock_checks' not in selftest_debug_flags:
864
850
debug.debug_flags.add('strict_locks')
851
self.addCleanup(self._restore_debug_flags)
866
853
def _clear_hooks(self):
867
854
# prevent hooks affecting tests
1022
1013
server's urls to be used.
1024
1015
if backing_server is None:
1025
transport_server.start_server()
1016
transport_server.setUp()
1027
transport_server.start_server(backing_server)
1028
self.addCleanup(transport_server.stop_server)
1018
transport_server.setUp(backing_server)
1019
self.addCleanup(transport_server.tearDown)
1029
1020
# Obtain a real transport because if the server supplies a password, it
1030
1021
# will be hidden from the base on the client side.
1031
1022
t = get_transport(transport_server.get_url())
1045
1036
if t.base.endswith('/work/'):
1046
1037
# we have safety net/test root/work
1047
1038
t = t.clone('../..')
1048
elif isinstance(transport_server,
1049
test_server.SmartTCPServer_for_testing):
1039
elif isinstance(transport_server, server.SmartTCPServer_for_testing):
1050
1040
# The smart server adds a path similar to work, which is traversed
1051
1041
# up from by the client. But the server is chrooted - the actual
1052
1042
# backing transport is not escaped from, and VFS requests to the
1303
1289
m += ": " + msg
1292
def expectFailure(self, reason, assertion, *args, **kwargs):
1293
"""Invoke a test, expecting it to fail for the given reason.
1295
This is for assertions that ought to succeed, but currently fail.
1296
(The failure is *expected* but not *wanted*.) Please be very precise
1297
about the failure you're expecting. If a new bug is introduced,
1298
AssertionError should be raised, not KnownFailure.
1300
Frequently, expectFailure should be followed by an opposite assertion.
1303
Intended to be used with a callable that raises AssertionError as the
1304
'assertion' parameter. args and kwargs are passed to the 'assertion'.
1306
Raises KnownFailure if the test fails. Raises AssertionError if the
1311
self.expectFailure('Math is broken', self.assertNotEqual, 54,
1313
self.assertEqual(42, dynamic_val)
1315
This means that a dynamic_val of 54 will cause the test to raise
1316
a KnownFailure. Once math is fixed and the expectFailure is removed,
1317
only a dynamic_val of 42 will allow the test to pass. Anything other
1318
than 54 or 42 will cause an AssertionError.
1321
assertion(*args, **kwargs)
1322
except AssertionError:
1323
raise KnownFailure(reason)
1325
self.fail('Unexpected success. Should have failed: %s' % reason)
1306
1327
def assertFileEqual(self, content, path):
1307
1328
"""Fail if path does not contain 'content'."""
1308
1329
self.failUnlessExists(path)
1314
1335
self.assertEqualDiff(content, s)
1316
def assertDocstring(self, expected_docstring, obj):
1317
"""Fail if obj does not have expected_docstring"""
1319
# With -OO the docstring should be None instead
1320
self.assertIs(obj.__doc__, None)
1322
self.assertEqual(expected_docstring, obj.__doc__)
1324
1337
def failUnlessExists(self, path):
1325
1338
"""Fail unless path or paths, which may be abs or relative, exist."""
1326
1339
if not isinstance(path, basestring):
1467
1480
Close the file and delete it, unless setKeepLogfile was called.
1469
if bzrlib.trace._trace_file:
1470
# flush the log file, to get all content
1471
bzrlib.trace._trace_file.flush()
1482
if self._log_file is None:
1472
1484
bzrlib.trace.pop_log_file(self._log_memento)
1473
# Cache the log result and delete the file on disk
1474
self._get_log(False)
1485
self._log_file.close()
1486
self._log_file = None
1487
if not self._keep_log_file:
1488
os.remove(self._log_file_name)
1489
self._log_file_name = None
1491
def setKeepLogfile(self):
1492
"""Make the logfile not be deleted when _finishLogFile is called."""
1493
self._keep_log_file = True
1476
1495
def thisFailsStrictLockCheck(self):
1477
1496
"""It is known that this test would fail with -Dstrict_locks.
1495
1514
self._cleanups.append((callable, args, kwargs))
1497
def overrideAttr(self, obj, attr_name, new=_unitialized_attr):
1498
"""Overrides an object attribute restoring it after the test.
1500
:param obj: The object that will be mutated.
1502
:param attr_name: The attribute name we want to preserve/override in
1505
:param new: The optional value we want to set the attribute to.
1507
:returns: The actual attr value.
1509
value = getattr(obj, attr_name)
1510
# The actual value is captured by the call below
1511
self.addCleanup(setattr, obj, attr_name, value)
1512
if new is not _unitialized_attr:
1513
setattr(obj, attr_name, new)
1516
1516
def _cleanEnvironment(self):
1518
1518
'BZR_HOME': None, # Don't inherit BZR_HOME to all the tests.
1556
1554
'ftp_proxy': None,
1557
1555
'FTP_PROXY': None,
1558
1556
'BZR_REMOTE_PATH': None,
1559
# Generally speaking, we don't want apport reporting on crashes in
1560
# the test envirnoment unless we're specifically testing apport,
1561
# so that it doesn't leak into the real system environment. We
1562
# use an env var so it propagates to subprocesses.
1563
'APPORT_DISABLE': '1',
1566
1559
self.addCleanup(self._restoreEnvironment)
1567
1560
for name, value in new_env.iteritems():
1568
1561
self._captureVar(name, value)
1570
1563
def _captureVar(self, name, newvalue):
1571
1564
"""Set an environment variable, and reset it when finished."""
1572
self._old_env[name] = osutils.set_or_unset_env(name, newvalue)
1565
self.__old_env[name] = osutils.set_or_unset_env(name, newvalue)
1567
def _restore_debug_flags(self):
1568
debug.debug_flags.clear()
1569
debug.debug_flags.update(self._preserved_debug_flags)
1574
1571
def _restoreEnvironment(self):
1575
for name, value in self._old_env.iteritems():
1572
for name, value in self.__old_env.iteritems():
1576
1573
osutils.set_or_unset_env(name, value)
1578
1575
def _restoreHooks(self):
1612
1607
self._do_skip(result, reason)
1615
def _do_unsupported_or_skip(self, result, e):
1609
def _do_unsupported_or_skip(self, result, reason):
1617
1610
addNotSupported = getattr(result, 'addNotSupported', None)
1618
1611
if addNotSupported is not None:
1619
1612
result.addNotSupported(self, reason)
1621
1614
self._do_skip(result, reason)
1616
def run(self, result=None):
1617
if result is None: result = self.defaultTestResult()
1618
result.startTest(self)
1623
result.stopTest(self)
1625
def _run(self, result):
1626
for feature in getattr(self, '_test_needs_features', []):
1627
if not feature.available():
1628
return self._do_unsupported_or_skip(result, feature)
1630
absent_attr = object()
1632
method_name = getattr(self, '_testMethodName', absent_attr)
1633
if method_name is absent_attr:
1635
method_name = getattr(self, '_TestCase__testMethodName')
1636
testMethod = getattr(self, method_name)
1640
if not self._bzr_test_setUp_run:
1642
"test setUp did not invoke "
1643
"bzrlib.tests.TestCase's setUp")
1644
except KeyboardInterrupt:
1647
except KnownFailure:
1648
self._do_known_failure(result)
1651
except TestNotApplicable, e:
1652
self._do_not_applicable(result, e)
1655
except TestSkipped, e:
1656
self._do_skip(result, e.args[0])
1659
except UnavailableFeature, e:
1660
self._do_unsupported_or_skip(result, e.args[0])
1664
result.addError(self, sys.exc_info())
1672
except KnownFailure:
1673
self._do_known_failure(result)
1674
except self.failureException:
1675
result.addFailure(self, sys.exc_info())
1676
except TestNotApplicable, e:
1677
self._do_not_applicable(result, e)
1678
except TestSkipped, e:
1680
reason = "No reason given."
1683
self._do_skip(result, reason)
1684
except UnavailableFeature, e:
1685
self._do_unsupported_or_skip(result, e.args[0])
1686
except KeyboardInterrupt:
1690
result.addError(self, sys.exc_info())
1694
if not self._bzr_test_tearDown_run:
1696
"test tearDown did not invoke "
1697
"bzrlib.tests.TestCase's tearDown")
1698
except KeyboardInterrupt:
1702
result.addError(self, sys.exc_info())
1705
if ok: result.addSuccess(self)
1707
except KeyboardInterrupt:
1712
for attr_name in self.attrs_to_keep:
1713
if attr_name in self.__dict__:
1714
saved_attrs[attr_name] = self.__dict__[attr_name]
1715
self.__dict__ = saved_attrs
1719
self._log_contents = ''
1720
self._bzr_test_tearDown_run = True
1721
unittest.TestCase.tearDown(self)
1623
1723
def time(self, callable, *args, **kwargs):
1624
1724
"""Run callable and accrue the time it takes to the benchmark time.
1645
1743
self._benchtime += time.time() - start
1745
def _runCleanups(self):
1746
"""Run registered cleanup functions.
1748
This should only be called from TestCase.tearDown.
1750
# TODO: Perhaps this should keep running cleanups even if
1751
# one of them fails?
1753
# Actually pop the cleanups from the list so tearDown running
1754
# twice is safe (this happens for skipped tests).
1755
while self._cleanups:
1756
cleanup, args, kwargs = self._cleanups.pop()
1757
cleanup(*args, **kwargs)
1647
1759
def log(self, *args):
1650
1762
def _get_log(self, keep_log_file=False):
1651
"""Internal helper to get the log from bzrlib.trace for this test.
1653
Please use self.getDetails, or self.get_log to access this in test case
1763
"""Get the log from bzrlib.trace calls from this test.
1656
1765
:param keep_log_file: When True, if the log is still a file on disk
1657
1766
leave it as a file on disk. When False, if the log is still a file
1659
1768
self._log_contents.
1660
1769
:return: A string containing the log.
1662
if self._log_contents is not None:
1664
self._log_contents.decode('utf8')
1665
except UnicodeDecodeError:
1666
unicodestr = self._log_contents.decode('utf8', 'replace')
1667
self._log_contents = unicodestr.encode('utf8')
1771
# flush the log file, to get all content
1773
if bzrlib.trace._trace_file:
1774
bzrlib.trace._trace_file.flush()
1775
if self._log_contents:
1776
# XXX: this can hardly contain the content flushed above --vila
1668
1778
return self._log_contents
1670
if bzrlib.trace._trace_file:
1671
# flush the log file, to get all content
1672
bzrlib.trace._trace_file.flush()
1673
1779
if self._log_file_name is not None:
1674
1780
logfile = open(self._log_file_name)
1676
1782
log_contents = logfile.read()
1678
1784
logfile.close()
1680
log_contents.decode('utf8')
1681
except UnicodeDecodeError:
1682
unicodestr = log_contents.decode('utf8', 'replace')
1683
log_contents = unicodestr.encode('utf8')
1684
1785
if not keep_log_file:
1686
max_close_attempts = 100
1687
first_close_error = None
1688
while close_attempts < max_close_attempts:
1691
self._log_file.close()
1692
except IOError, ioe:
1693
if ioe.errno is None:
1694
# No errno implies 'close() called during
1695
# concurrent operation on the same file object', so
1696
# retry. Probably a thread is trying to write to
1698
if first_close_error is None:
1699
first_close_error = ioe
1704
if close_attempts > 1:
1706
'Unable to close log file on first attempt, '
1707
'will retry: %s\n' % (first_close_error,))
1708
if close_attempts == max_close_attempts:
1710
'Unable to close log file after %d attempts.\n'
1711
% (max_close_attempts,))
1712
self._log_file = None
1713
# Permit multiple calls to get_log until we clean it up in
1715
1786
self._log_contents = log_contents
1717
1788
os.remove(self._log_file_name)
2101
2164
Tests that expect to provoke LockContention errors should call this.
2103
self.overrideAttr(bzrlib.lockdir, '_DEFAULT_TIMEOUT_SECONDS', 0)
2166
orig_timeout = bzrlib.lockdir._DEFAULT_TIMEOUT_SECONDS
2168
bzrlib.lockdir._DEFAULT_TIMEOUT_SECONDS = orig_timeout
2169
self.addCleanup(resetTimeout)
2170
bzrlib.lockdir._DEFAULT_TIMEOUT_SECONDS = 0
2105
2172
def make_utf8_encoded_stringio(self, encoding_type=None):
2106
2173
"""Return a StringIOWrapper instance, that will encode Unicode
3352
3409
def addFailure(self, test, err):
3353
3410
self.result.addFailure(test, err)
3354
ForwardingResult = testtools.ExtendedToOriginalDecorator
3413
class BZRTransformingResult(ForwardingResult):
3415
def addError(self, test, err):
3416
feature = self._error_looks_like('UnavailableFeature: ', err)
3417
if feature is not None:
3418
self.result.addNotSupported(test, feature)
3420
self.result.addError(test, err)
3422
def addFailure(self, test, err):
3423
known = self._error_looks_like('KnownFailure: ', err)
3424
if known is not None:
3425
self.result.addExpectedFailure(test,
3426
[KnownFailure, KnownFailure(known), None])
3428
self.result.addFailure(test, err)
3430
def _error_looks_like(self, prefix, err):
3431
"""Deserialize exception and returns the stringify value."""
3435
if isinstance(exc, subunit.RemoteException):
3436
# stringify the exception gives access to the remote traceback
3437
# We search the last line for 'prefix'
3438
lines = str(exc).split('\n')
3439
while lines and not lines[-1]:
3442
if lines[-1].startswith(prefix):
3443
value = lines[-1][len(prefix):]
3448
from subunit.test_results import AutoTimingTestResultDecorator
3449
# Expected failure should be seen as a success not a failure Once subunit
3450
# provide native support for that, BZRTransformingResult and this class
3451
# will become useless.
3452
class BzrAutoTimingTestResultDecorator(AutoTimingTestResultDecorator):
3454
def addExpectedFailure(self, test, err):
3455
self._before_event()
3456
return self._call_maybe("addExpectedFailure", self._degrade_skip,
3459
# Let's just define a no-op decorator
3460
BzrAutoTimingTestResultDecorator = lambda x:x
3357
3463
class ProfileResult(ForwardingResult):
3618
3724
# appear prefixed ('bzrlib.' is "replaced" by 'bzrlib.').
3619
3725
test_prefix_alias_registry.register('bzrlib', 'bzrlib')
3621
# Obvious highest levels prefixes, feel free to add your own via a plugin
3727
# Obvious higest levels prefixes, feel free to add your own via a plugin
3622
3728
test_prefix_alias_registry.register('bd', 'bzrlib.doc')
3623
3729
test_prefix_alias_registry.register('bu', 'bzrlib.utils')
3624
3730
test_prefix_alias_registry.register('bt', 'bzrlib.tests')
3634
3740
'bzrlib.tests.commands',
3635
3741
'bzrlib.tests.per_branch',
3636
3742
'bzrlib.tests.per_bzrdir',
3637
'bzrlib.tests.per_bzrdir_colo',
3638
3743
'bzrlib.tests.per_foreign_vcs',
3639
3744
'bzrlib.tests.per_interrepository',
3640
3745
'bzrlib.tests.per_intertree',
3641
3746
'bzrlib.tests.per_inventory',
3642
3747
'bzrlib.tests.per_interbranch',
3643
3748
'bzrlib.tests.per_lock',
3644
'bzrlib.tests.per_merger',
3645
3749
'bzrlib.tests.per_transport',
3646
3750
'bzrlib.tests.per_tree',
3647
3751
'bzrlib.tests.per_pack_repository',
4040
4137
return new_test
4043
def permute_tests_for_extension(standard_tests, loader, py_module_name,
4045
"""Helper for permutating tests against an extension module.
4047
This is meant to be used inside a modules 'load_tests()' function. It will
4048
create 2 scenarios, and cause all tests in the 'standard_tests' to be run
4049
against both implementations. Setting 'test.module' to the appropriate
4050
module. See bzrlib.tests.test__chk_map.load_tests as an example.
4052
:param standard_tests: A test suite to permute
4053
:param loader: A TestLoader
4054
:param py_module_name: The python path to a python module that can always
4055
be loaded, and will be considered the 'python' implementation. (eg
4056
'bzrlib._chk_map_py')
4057
:param ext_module_name: The python path to an extension module. If the
4058
module cannot be loaded, a single test will be added, which notes that
4059
the module is not available. If it can be loaded, all standard_tests
4060
will be run against that module.
4061
:return: (suite, feature) suite is a test-suite that has all the permuted
4062
tests. feature is the Feature object that can be used to determine if
4063
the module is available.
4066
py_module = __import__(py_module_name, {}, {}, ['NO_SUCH_ATTRIB'])
4068
('python', {'module': py_module}),
4070
suite = loader.suiteClass()
4071
feature = ModuleAvailableFeature(ext_module_name)
4072
if feature.available():
4073
scenarios.append(('C', {'module': feature.module}))
4075
# the compiled module isn't available, so we add a failing test
4076
class FailWithoutFeature(TestCase):
4077
def test_fail(self):
4078
self.requireFeature(feature)
4079
suite.addTest(loader.loadTestsFromTestCase(FailWithoutFeature))
4080
result = multiply_tests(standard_tests, scenarios, suite)
4081
return result, feature
4084
4140
def _rmtree_temp_dir(dirname, test_id=None):
4085
4141
# If LANG=C we probably have created some bogus paths
4086
4142
# which rmtree(unicode) will fail to delete
4191
4247
UnicodeFilenameFeature = _UnicodeFilenameFeature()
4194
class _CompatabilityThunkFeature(Feature):
4195
"""This feature is just a thunk to another feature.
4197
It issues a deprecation warning if it is accessed, to let you know that you
4198
should really use a different feature.
4201
def __init__(self, dep_version, module, name,
4202
replacement_name, replacement_module=None):
4203
super(_CompatabilityThunkFeature, self).__init__()
4204
self._module = module
4205
if replacement_module is None:
4206
replacement_module = module
4207
self._replacement_module = replacement_module
4209
self._replacement_name = replacement_name
4210
self._dep_version = dep_version
4211
self._feature = None
4214
if self._feature is None:
4215
depr_msg = self._dep_version % ('%s.%s'
4216
% (self._module, self._name))
4217
use_msg = ' Use %s.%s instead.' % (self._replacement_module,
4218
self._replacement_name)
4219
symbol_versioning.warn(depr_msg + use_msg, DeprecationWarning)
4220
# Import the new feature and use it as a replacement for the
4222
mod = __import__(self._replacement_module, {}, {},
4223
[self._replacement_name])
4224
self._feature = getattr(mod, self._replacement_name)
4228
return self._feature._probe()
4231
4250
class ModuleAvailableFeature(Feature):
4232
4251
"""This is a feature than describes a module we want to be available.
4429
4459
CaseInsensitiveFilesystemFeature = _CaseInsensitiveFilesystemFeature()
4432
class _CaseSensitiveFilesystemFeature(Feature):
4462
class _SubUnitFeature(Feature):
4463
"""Check if subunit is available."""
4434
4465
def _probe(self):
4435
if CaseInsCasePresFilenameFeature.available():
4437
elif CaseInsensitiveFilesystemFeature.available():
4442
4472
def feature_name(self):
4443
return 'case-sensitive filesystem'
4445
# new coding style is for feature instances to be lowercase
4446
case_sensitive_filesystem_feature = _CaseSensitiveFilesystemFeature()
4449
# Kept for compatibility, use bzrlib.tests.features.subunit instead
4450
SubUnitFeature = _CompatabilityThunkFeature(
4451
deprecated_in((2,1,0)),
4452
'bzrlib.tests.features', 'SubUnitFeature', 'subunit')
4475
SubUnitFeature = _SubUnitFeature()
4453
4476
# Only define SubUnitBzrRunner if subunit is available.
4455
4478
from subunit import TestProtocolClient
4456
from subunit.test_results import AutoTimingTestResultDecorator
4457
4479
class SubUnitBzrRunner(TextTestRunner):
4458
4480
def run(self, test):
4459
result = AutoTimingTestResultDecorator(
4481
result = BzrAutoTimingTestResultDecorator(
4460
4482
TestProtocolClient(self.stream))
4461
4483
test.run(result)
4463
4485
except ImportError:
4466
class _PosixPermissionsFeature(Feature):
4470
# create temporary file and check if specified perms are maintained.
4473
write_perms = stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR
4474
f = tempfile.mkstemp(prefix='bzr_perms_chk_')
4477
os.chmod(name, write_perms)
4479
read_perms = os.stat(name).st_mode & 0777
4481
return (write_perms == read_perms)
4483
return (os.name == 'posix') and has_perms()
4485
def feature_name(self):
4486
return 'POSIX permissions support'
4488
posix_permissions_feature = _PosixPermissionsFeature()
added
removed
bzrlib/tests/__init__.py
