368
274
"""The test will not be run because of a missing feature.
370
276
# this can be called in two different ways: it may be that the
371
# test started running, and then raised (through requireFeature)
277
# test started running, and then raised (through addError)
372
278
# UnavailableFeature. Alternatively this method can be called
373
# while probing for features before running the test code proper; in
374
# that case we will see startTest and stopTest, but the test will
375
# never actually run.
279
# while probing for features before running the tests; in that
280
# case we will see startTest and stopTest, but the test will never
376
282
self.unsupported.setdefault(str(feature), 0)
377
283
self.unsupported[str(feature)] += 1
378
284
self.report_unsupported(test, feature)
380
def addSkip(self, test, reason):
381
"""A test has not run for 'reason'."""
383
self.report_skip(test, reason)
385
def addNotApplicable(self, test, reason):
386
self.not_applicable_count += 1
387
self.report_not_applicable(test, reason)
389
def _post_mortem(self):
390
"""Start a PDB post mortem session."""
391
if os.environ.get('BZR_TEST_PDB', None):
392
import pdb;pdb.post_mortem()
394
def progress(self, offset, whence):
395
"""The test is adjusting the count of tests to run."""
396
if whence == SUBUNIT_SEEK_SET:
397
self.num_tests = offset
398
elif whence == SUBUNIT_SEEK_CUR:
399
self.num_tests += offset
401
raise errors.BzrError("Unknown whence %r" % whence)
286
def _addSkipped(self, test, skip_excinfo):
287
if isinstance(skip_excinfo[1], TestNotApplicable):
288
self.not_applicable_count += 1
289
self.report_not_applicable(test, skip_excinfo)
292
self.report_skip(test, skip_excinfo)
295
except KeyboardInterrupt:
298
self.addError(test, test._exc_info())
300
# seems best to treat this as success from point-of-view of unittest
301
# -- it actually does nothing so it barely matters :)
302
unittest.TestResult.addSuccess(self, test)
303
test._log_contents = ''
305
def printErrorList(self, flavour, errors):
306
for test, err in errors:
307
self.stream.writeln(self.separator1)
308
self.stream.write("%s: " % flavour)
309
self.stream.writeln(self.getDescription(test))
310
if getattr(test, '_get_log', None) is not None:
311
self.stream.write('\n')
313
('vvvv[log from %s]' % test.id()).ljust(78,'-'))
314
self.stream.write('\n')
315
self.stream.write(test._get_log())
316
self.stream.write('\n')
318
('^^^^[log from %s]' % test.id()).ljust(78,'-'))
319
self.stream.write('\n')
320
self.stream.writeln(self.separator2)
321
self.stream.writeln("%s" % err)
403
326
def report_cleaning_up(self):
406
def startTestRun(self):
407
self.startTime = time.time()
409
329
def report_success(self, test):
598
508
bench_history=None,
600
result_decorators=None,
602
"""Create a TextTestRunner.
604
:param result_decorators: An optional list of decorators to apply
605
to the result object being used by the runner. Decorators are
606
applied left to right - the first element in the list is the
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
511
self.stream = unittest._WritelnDecorator(stream)
623
512
self.descriptions = descriptions
624
513
self.verbosity = verbosity
625
514
self._bench_history = bench_history
626
self._strict = strict
627
self._result_decorators = result_decorators or []
515
self.list_only = list_only
629
517
def run(self, test):
630
518
"Run the given test case or test suite."
519
startTime = time.time()
631
520
if self.verbosity == 1:
632
521
result_class = TextTestResult
633
522
elif self.verbosity >= 2:
634
523
result_class = VerboseTestResult
635
original_result = result_class(self.stream,
524
result = result_class(self.stream,
636
525
self.descriptions,
638
527
bench_history=self._bench_history,
528
num_tests=test.countTestCases(),
641
# Signal to result objects that look at stop early policy to stop,
642
original_result.stop_early = self.stop_on_failure
643
result = original_result
644
for decorator in self._result_decorators:
645
result = decorator(result)
646
result.stop_early = self.stop_on_failure
647
result.startTestRun()
530
result.stop_early = self.stop_on_failure
531
result.report_starting()
533
if self.verbosity >= 2:
534
self.stream.writeln("Listing tests only ...\n")
536
for t in iter_suite_tests(test):
537
self.stream.writeln("%s" % (t.id()))
539
actionTaken = "Listed"
652
# higher level code uses our extended protocol to determine
653
# what exit code to give.
654
return original_result
542
run = result.testsRun
544
stopTime = time.time()
545
timeTaken = stopTime - startTime
547
self.stream.writeln(result.separator2)
548
self.stream.writeln("%s %d test%s in %.3fs" % (actionTaken,
549
run, run != 1 and "s" or "", timeTaken))
550
self.stream.writeln()
551
if not result.wasSuccessful():
552
self.stream.write("FAILED (")
553
failed, errored = map(len, (result.failures, result.errors))
555
self.stream.write("failures=%d" % failed)
557
if failed: self.stream.write(", ")
558
self.stream.write("errors=%d" % errored)
559
if result.known_failure_count:
560
if failed or errored: self.stream.write(", ")
561
self.stream.write("known_failure_count=%d" %
562
result.known_failure_count)
563
self.stream.writeln(")")
565
if result.known_failure_count:
566
self.stream.writeln("OK (known_failures=%d)" %
567
result.known_failure_count)
569
self.stream.writeln("OK")
570
if result.skip_count > 0:
571
skipped = result.skip_count
572
self.stream.writeln('%d test%s skipped' %
573
(skipped, skipped != 1 and "s" or ""))
574
if result.unsupported:
575
for feature, count in sorted(result.unsupported.items()):
576
self.stream.writeln("Missing feature '%s' skipped %d tests." %
657
582
def iter_suite_tests(suite):
658
583
"""Return all tests in a suite, recursing through nested suites"""
659
if isinstance(suite, unittest.TestCase):
661
elif isinstance(suite, unittest.TestSuite):
584
for item in suite._tests:
585
if isinstance(item, unittest.TestCase):
587
elif isinstance(item, unittest.TestSuite):
663
588
for r in iter_suite_tests(item):
666
raise Exception('unknown type %r for object %r'
667
% (type(suite), suite))
670
TestSkipped = testtools.testcase.TestSkipped
591
raise Exception('unknown object %r inside test suite %r'
595
class TestSkipped(Exception):
596
"""Indicates that a test was intentionally skipped, rather than failing."""
673
599
class TestNotApplicable(TestSkipped):
674
600
"""A test is not applicable to the situation where it was run.
676
This is only normally raised by parameterized tests, if they find that
677
the instance they're constructed upon does not support one aspect
602
This is only normally raised by parameterized tests, if they find that
603
the instance they're constructed upon does not support one aspect
678
604
of its interface.
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
608
class KnownFailure(AssertionError):
609
"""Indicates that a test failed in a precisely expected manner.
611
Such failures dont block the whole test suite from passing because they are
612
indicators of partially completed code or of future work. We have an
613
explicit error for them so that we can ensure that they are always visible:
614
KnownFailures are always shown in the output of bzr selftest.
701
618
class UnavailableFeature(Exception):
702
619
"""A feature required for this test was not available.
704
This can be considered a specialised form of SkippedTest.
706
621
The feature should be used to construct the exception.
625
class CommandFailed(Exception):
710
629
class StringIOWrapper(object):
711
630
"""A wrapper around cStringIO which just adds an encoding attribute.
713
632
Internally we can check sys.stdout to see what the output encoding
714
633
should be. However, cStringIO has no encoding attribute that we can
715
634
set. So we wrap it instead.
798
748
_leaking_threads_tests = 0
799
749
_first_thread_leaker_id = None
800
750
_log_file_name = None
752
_keep_log_file = False
801
753
# record lsprof data when performing benchmark calls.
802
754
_gather_lsprof_in_benchmarks = False
755
attrs_to_keep = ('id', '_testMethodName', '_testMethodDoc',
756
'_log_contents', '_log_file_name', '_benchtime',
757
'_TestCase__testMethodName')
804
759
def __init__(self, methodName='testMethod'):
805
760
super(TestCase, self).__init__(methodName)
806
761
self._cleanups = []
807
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)]))
764
unittest.TestCase.setUp(self)
821
765
self._cleanEnvironment()
822
766
self._silenceUI()
823
767
self._startLogFile()
824
768
self._benchcalls = []
825
769
self._benchtime = None
826
770
self._clear_hooks()
827
self._track_transports()
829
771
self._clear_debug_flags()
830
772
TestCase._active_threads = threading.activeCount()
831
773
self.addCleanup(self._check_leaked_threads)
836
pdb.Pdb().set_trace(sys._getframe().f_back)
838
775
def _check_leaked_threads(self):
839
776
active = threading.activeCount()
840
777
leaked_threads = active - TestCase._active_threads
841
778
TestCase._active_threads = active
842
# If some tests make the number of threads *decrease*, we'll consider
843
# that they are just observing old threads dieing, not agressively kill
844
# random threads. So we don't report these tests as leaking. The risk
845
# is that we have false positives that way (the test see 2 threads
846
# going away but leak one) but it seems less likely than the actual
847
# false positives (the test see threads going away and does not leak).
848
if leaked_threads > 0:
849
780
TestCase._leaking_threads_tests += 1
850
781
if TestCase._first_thread_leaker_id is None:
851
782
TestCase._first_thread_leaker_id = self.id()
783
# we're not specifically told when all tests are finished.
784
# This will do. We use a function to avoid keeping a reference
785
# to a TestCase object.
786
atexit.register(_report_leaked_threads)
853
788
def _clear_debug_flags(self):
854
789
"""Prevent externally set debug flags affecting tests.
856
791
Tests that want to use debug flags can just set them in the
857
792
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))
861
794
if 'allow_debug' not in selftest_debug_flags:
795
self._preserved_debug_flags = set(debug.debug_flags)
862
796
debug.debug_flags.clear()
863
if 'disable_lock_checks' not in selftest_debug_flags:
864
debug.debug_flags.add('strict_locks')
797
self.addCleanup(self._restore_debug_flags)
866
799
def _clear_hooks(self):
867
800
# prevent hooks affecting tests
868
self._preserved_hooks = {}
869
for key, factory in hooks.known_hooks.items():
870
parent, name = hooks.known_hooks_key_to_parent_and_attribute(key)
871
current_hooks = hooks.known_hooks_key_to_object(key)
872
self._preserved_hooks[parent] = (name, current_hooks)
802
import bzrlib.smart.server
803
self._preserved_hooks = {
804
bzrlib.branch.Branch: bzrlib.branch.Branch.hooks,
805
bzrlib.mutabletree.MutableTree: bzrlib.mutabletree.MutableTree.hooks,
806
bzrlib.smart.server.SmartTCPServer: bzrlib.smart.server.SmartTCPServer.hooks,
873
808
self.addCleanup(self._restoreHooks)
874
for key, factory in hooks.known_hooks.items():
875
parent, name = hooks.known_hooks_key_to_parent_and_attribute(key)
876
setattr(parent, name, factory())
877
# this hook should always be installed
878
request._install_hook()
880
def disable_directory_isolation(self):
881
"""Turn off directory isolation checks."""
882
self._directory_isolation = False
884
def enable_directory_isolation(self):
885
"""Enable directory isolation checks."""
886
self._directory_isolation = True
809
# reset all hooks to an empty instance of the appropriate type
810
bzrlib.branch.Branch.hooks = bzrlib.branch.BranchHooks()
811
bzrlib.smart.server.SmartTCPServer.hooks = bzrlib.smart.server.SmartServerHooks()
888
813
def _silenceUI(self):
889
814
"""Turn off UI for duration of test"""
890
815
# by default the UI is off; tests can turn it on if they want it.
891
self.overrideAttr(ui, 'ui_factory', ui.SilentUIFactory())
893
def _check_locks(self):
894
"""Check that all lock take/release actions have been paired."""
895
# We always check for mismatched locks. If a mismatch is found, we
896
# fail unless -Edisable_lock_checks is supplied to selftest, in which
897
# case we just print a warning.
899
acquired_locks = [lock for action, lock in self._lock_actions
900
if action == 'acquired']
901
released_locks = [lock for action, lock in self._lock_actions
902
if action == 'released']
903
broken_locks = [lock for action, lock in self._lock_actions
904
if action == 'broken']
905
# trivially, given the tests for lock acquistion and release, if we
906
# have as many in each list, it should be ok. Some lock tests also
907
# break some locks on purpose and should be taken into account by
908
# considering that breaking a lock is just a dirty way of releasing it.
909
if len(acquired_locks) != (len(released_locks) + len(broken_locks)):
910
message = ('Different number of acquired and '
911
'released or broken locks. (%s, %s + %s)' %
912
(acquired_locks, released_locks, broken_locks))
913
if not self._lock_check_thorough:
914
# Rather than fail, just warn
915
print "Broken test %s: %s" % (self, message)
919
def _track_locks(self):
920
"""Track lock activity during tests."""
921
self._lock_actions = []
922
if 'disable_lock_checks' in selftest_debug_flags:
923
self._lock_check_thorough = False
925
self._lock_check_thorough = True
927
self.addCleanup(self._check_locks)
928
_mod_lock.Lock.hooks.install_named_hook('lock_acquired',
929
self._lock_acquired, None)
930
_mod_lock.Lock.hooks.install_named_hook('lock_released',
931
self._lock_released, None)
932
_mod_lock.Lock.hooks.install_named_hook('lock_broken',
933
self._lock_broken, None)
935
def _lock_acquired(self, result):
936
self._lock_actions.append(('acquired', result))
938
def _lock_released(self, result):
939
self._lock_actions.append(('released', result))
941
def _lock_broken(self, result):
942
self._lock_actions.append(('broken', result))
944
def permit_dir(self, name):
945
"""Permit a directory to be used by this test. See permit_url."""
946
name_transport = get_transport(name)
947
self.permit_url(name)
948
self.permit_url(name_transport.base)
950
def permit_url(self, url):
951
"""Declare that url is an ok url to use in this test.
953
Do this for memory transports, temporary test directory etc.
955
Do not do this for the current working directory, /tmp, or any other
956
preexisting non isolated url.
958
if not url.endswith('/'):
960
self._bzr_selftest_roots.append(url)
962
def permit_source_tree_branch_repo(self):
963
"""Permit the source tree bzr is running from to be opened.
965
Some code such as bzrlib.version attempts to read from the bzr branch
966
that bzr is executing from (if any). This method permits that directory
967
to be used in the test suite.
969
path = self.get_source_path()
970
self.record_directory_isolation()
973
workingtree.WorkingTree.open(path)
974
except (errors.NotBranchError, errors.NoWorkingTree):
977
self.enable_directory_isolation()
979
def _preopen_isolate_transport(self, transport):
980
"""Check that all transport openings are done in the test work area."""
981
while isinstance(transport, pathfilter.PathFilteringTransport):
982
# Unwrap pathfiltered transports
983
transport = transport.server.backing_transport.clone(
984
transport._filter('.'))
986
# ReadonlySmartTCPServer_for_testing decorates the backing transport
987
# urls it is given by prepending readonly+. This is appropriate as the
988
# client shouldn't know that the server is readonly (or not readonly).
989
# We could register all servers twice, with readonly+ prepending, but
990
# that makes for a long list; this is about the same but easier to
992
if url.startswith('readonly+'):
993
url = url[len('readonly+'):]
994
self._preopen_isolate_url(url)
996
def _preopen_isolate_url(self, url):
997
if not self._directory_isolation:
999
if self._directory_isolation == 'record':
1000
self._bzr_selftest_roots.append(url)
1002
# This prevents all transports, including e.g. sftp ones backed on disk
1003
# from working unless they are explicitly granted permission. We then
1004
# depend on the code that sets up test transports to check that they are
1005
# appropriately isolated and enable their use by calling
1006
# self.permit_transport()
1007
if not osutils.is_inside_any(self._bzr_selftest_roots, url):
1008
raise errors.BzrError("Attempt to escape test isolation: %r %r"
1009
% (url, self._bzr_selftest_roots))
1011
def record_directory_isolation(self):
1012
"""Gather accessed directories to permit later access.
1014
This is used for tests that access the branch bzr is running from.
1016
self._directory_isolation = "record"
1018
def start_server(self, transport_server, backing_server=None):
1019
"""Start transport_server for this test.
1021
This starts the server, registers a cleanup for it and permits the
1022
server's urls to be used.
1024
if backing_server is None:
1025
transport_server.start_server()
1027
transport_server.start_server(backing_server)
1028
self.addCleanup(transport_server.stop_server)
1029
# Obtain a real transport because if the server supplies a password, it
1030
# will be hidden from the base on the client side.
1031
t = get_transport(transport_server.get_url())
1032
# Some transport servers effectively chroot the backing transport;
1033
# others like SFTPServer don't - users of the transport can walk up the
1034
# transport to read the entire backing transport. This wouldn't matter
1035
# except that the workdir tests are given - and that they expect the
1036
# server's url to point at - is one directory under the safety net. So
1037
# Branch operations into the transport will attempt to walk up one
1038
# directory. Chrooting all servers would avoid this but also mean that
1039
# we wouldn't be testing directly against non-root urls. Alternatively
1040
# getting the test framework to start the server with a backing server
1041
# at the actual safety net directory would work too, but this then
1042
# means that the self.get_url/self.get_transport methods would need
1043
# to transform all their results. On balance its cleaner to handle it
1044
# here, and permit a higher url when we have one of these transports.
1045
if t.base.endswith('/work/'):
1046
# we have safety net/test root/work
1047
t = t.clone('../..')
1048
elif isinstance(transport_server,
1049
test_server.SmartTCPServer_for_testing):
1050
# The smart server adds a path similar to work, which is traversed
1051
# up from by the client. But the server is chrooted - the actual
1052
# backing transport is not escaped from, and VFS requests to the
1053
# root will error (because they try to escape the chroot).
1055
while t2.base != t.base:
1058
self.permit_url(t.base)
1060
def _track_transports(self):
1061
"""Install checks for transport usage."""
1062
# TestCase has no safe place it can write to.
1063
self._bzr_selftest_roots = []
1064
# Currently the easiest way to be sure that nothing is going on is to
1065
# hook into bzr dir opening. This leaves a small window of error for
1066
# transport tests, but they are well known, and we can improve on this
1068
bzrdir.BzrDir.hooks.install_named_hook("pre_open",
1069
self._preopen_isolate_transport, "Check bzr directories are safe.")
816
saved = ui.ui_factory
818
ui.ui_factory = saved
819
ui.ui_factory = ui.SilentUIFactory()
820
self.addCleanup(_restore)
1071
822
def _ndiff_strings(self, a, b):
1072
823
"""Return ndiff between two strings containing lines.
1074
825
A trailing newline is added if missing to make the strings
1075
826
print properly."""
1076
827
if b and b[-1] != '\n':
1111
862
if message is None:
1112
863
message = "texts not equal:\n"
865
message = 'first string is missing a final newline.\n'
1113
866
if a + '\n' == b:
1114
message = 'first string is missing a final newline.\n'
1116
867
message = 'second string is missing a final newline.\n'
1117
868
raise AssertionError(message +
1118
869
self._ndiff_strings(a, b))
1120
871
def assertEqualMode(self, mode, mode_test):
1121
872
self.assertEqual(mode, mode_test,
1122
873
'mode mismatch %o != %o' % (mode, mode_test))
1124
def assertEqualStat(self, expected, actual):
1125
"""assert that expected and actual are the same stat result.
1127
:param expected: A stat result.
1128
:param actual: A stat result.
1129
:raises AssertionError: If the expected and actual stat values differ
1130
other than by atime.
1132
self.assertEqual(expected.st_size, actual.st_size,
1133
'st_size did not match')
1134
self.assertEqual(expected.st_mtime, actual.st_mtime,
1135
'st_mtime did not match')
1136
self.assertEqual(expected.st_ctime, actual.st_ctime,
1137
'st_ctime did not match')
1138
if sys.platform != 'win32':
1139
# On Win32 both 'dev' and 'ino' cannot be trusted. In python2.4 it
1140
# is 'dev' that varies, in python 2.5 (6?) it is st_ino that is
1141
# odd. Regardless we shouldn't actually try to assert anything
1142
# about their values
1143
self.assertEqual(expected.st_dev, actual.st_dev,
1144
'st_dev did not match')
1145
self.assertEqual(expected.st_ino, actual.st_ino,
1146
'st_ino did not match')
1147
self.assertEqual(expected.st_mode, actual.st_mode,
1148
'st_mode did not match')
1150
def assertLength(self, length, obj_with_len):
1151
"""Assert that obj_with_len is of length length."""
1152
if len(obj_with_len) != length:
1153
self.fail("Incorrect length: wanted %d, got %d for %r" % (
1154
length, len(obj_with_len), obj_with_len))
1156
def assertLogsError(self, exception_class, func, *args, **kwargs):
1157
"""Assert that func(*args, **kwargs) quietly logs a specific exception.
1159
from bzrlib import trace
1161
orig_log_exception_quietly = trace.log_exception_quietly
1164
orig_log_exception_quietly()
1165
captured.append(sys.exc_info())
1166
trace.log_exception_quietly = capture
1167
func(*args, **kwargs)
1169
trace.log_exception_quietly = orig_log_exception_quietly
1170
self.assertLength(1, captured)
1171
err = captured[0][1]
1172
self.assertIsInstance(err, exception_class)
1175
875
def assertPositive(self, val):
1176
876
"""Assert that val is greater than 0."""
1177
877
self.assertTrue(val > 0, 'expected a positive value, but got %s' % val)
1467
1183
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()
1185
if self._log_file is None:
1472
1187
bzrlib.trace.pop_log_file(self._log_memento)
1473
# Cache the log result and delete the file on disk
1474
self._get_log(False)
1476
def thisFailsStrictLockCheck(self):
1477
"""It is known that this test would fail with -Dstrict_locks.
1479
By default, all tests are run with strict lock checking unless
1480
-Edisable_lock_checks is supplied. However there are some tests which
1481
we know fail strict locks at this point that have not been fixed.
1482
They should call this function to disable the strict checking.
1484
This should be used sparingly, it is much better to fix the locking
1485
issues rather than papering over the problem by calling this function.
1487
debug.debug_flags.discard('strict_locks')
1489
def addCleanup(self, callable, *args, **kwargs):
1188
self._log_file.close()
1189
self._log_file = None
1190
if not self._keep_log_file:
1191
os.remove(self._log_file_name)
1192
self._log_file_name = None
1194
def setKeepLogfile(self):
1195
"""Make the logfile not be deleted when _finishLogFile is called."""
1196
self._keep_log_file = True
1198
def addCleanup(self, callable):
1490
1199
"""Arrange to run a callable when this case is torn down.
1492
Callables are run in the reverse of the order they are registered,
1201
Callables are run in the reverse of the order they are registered,
1493
1202
ie last-in first-out.
1495
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)
1204
if callable in self._cleanups:
1205
raise ValueError("cleanup function %r already registered on %s"
1207
self._cleanups.append(callable)
1516
1209
def _cleanEnvironment(self):
1518
1211
'BZR_HOME': None, # Don't inherit BZR_HOME to all the tests.
1519
1212
'HOME': os.getcwd(),
1520
# bzr now uses the Win32 API and doesn't rely on APPDATA, but the
1521
# tests do check our impls match APPDATA
1213
'APPDATA': None, # bzr now use Win32 API and don't rely on APPDATA
1522
1214
'BZR_EDITOR': None, # test_msgeditor manipulates this variable
1525
1215
'BZR_EMAIL': None,
1526
1216
'BZREMAIL': None, # may still be present in the environment
1528
1218
'BZR_PROGRESS_BAR': None,
1529
1219
'BZR_LOG': None,
1530
'BZR_PLUGIN_PATH': None,
1531
'BZR_DISABLE_PLUGINS': None,
1532
'BZR_PLUGINS_AT': None,
1533
'BZR_CONCURRENCY': None,
1534
# Make sure that any text ui tests are consistent regardless of
1535
# the environment the test case is run in; you may want tests that
1536
# test other combinations. 'dumb' is a reasonable guess for tests
1537
# going to a pipe or a StringIO.
1541
'BZR_COLUMNS': '80',
1543
1221
'SSH_AUTH_SOCK': None,
1550
1228
'NO_PROXY': None,
1551
1229
'all_proxy': None,
1552
1230
'ALL_PROXY': None,
1553
# Nobody cares about ftp_proxy, FTP_PROXY AFAIK. So far at
1231
# Nobody cares about these ones AFAIK. So far at
1554
1232
# least. If you do (care), please update this comment
1556
1234
'ftp_proxy': None,
1557
1235
'FTP_PROXY': None,
1558
1236
'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
1239
self.addCleanup(self._restoreEnvironment)
1567
1240
for name, value in new_env.iteritems():
1568
1241
self._captureVar(name, value)
1570
1243
def _captureVar(self, name, newvalue):
1571
1244
"""Set an environment variable, and reset it when finished."""
1572
self._old_env[name] = osutils.set_or_unset_env(name, newvalue)
1245
self.__old_env[name] = osutils.set_or_unset_env(name, newvalue)
1247
def _restore_debug_flags(self):
1248
debug.debug_flags.clear()
1249
debug.debug_flags.update(self._preserved_debug_flags)
1574
1251
def _restoreEnvironment(self):
1575
for name, value in self._old_env.iteritems():
1252
for name, value in self.__old_env.iteritems():
1576
1253
osutils.set_or_unset_env(name, value)
1578
1255
def _restoreHooks(self):
1579
for klass, (name, hooks) in self._preserved_hooks.items():
1580
setattr(klass, name, hooks)
1256
for klass, hooks in self._preserved_hooks.items():
1257
setattr(klass, 'hooks', hooks)
1582
1259
def knownFailure(self, reason):
1583
1260
"""This test has failed for some known reason."""
1584
1261
raise KnownFailure(reason)
1586
def _do_skip(self, result, reason):
1587
addSkip = getattr(result, 'addSkip', None)
1588
if not callable(addSkip):
1589
result.addSuccess(result)
1591
addSkip(self, reason)
1594
def _do_known_failure(self, result, e):
1595
err = sys.exc_info()
1596
addExpectedFailure = getattr(result, 'addExpectedFailure', None)
1597
if addExpectedFailure is not None:
1598
addExpectedFailure(self, err)
1600
result.addSuccess(self)
1603
def _do_not_applicable(self, result, e):
1605
reason = 'No reason given'
1608
addNotApplicable = getattr(result, 'addNotApplicable', None)
1609
if addNotApplicable is not None:
1610
result.addNotApplicable(self, reason)
1612
self._do_skip(result, reason)
1615
def _do_unsupported_or_skip(self, result, e):
1617
addNotSupported = getattr(result, 'addNotSupported', None)
1618
if addNotSupported is not None:
1619
result.addNotSupported(self, reason)
1621
self._do_skip(result, reason)
1263
def run(self, result=None):
1264
if result is None: result = self.defaultTestResult()
1265
for feature in getattr(self, '_test_needs_features', []):
1266
if not feature.available():
1267
result.startTest(self)
1268
if getattr(result, 'addNotSupported', None):
1269
result.addNotSupported(self, feature)
1271
result.addSuccess(self)
1272
result.stopTest(self)
1275
return unittest.TestCase.run(self, result)
1278
absent_attr = object()
1279
for attr_name in self.attrs_to_keep:
1280
attr = getattr(self, attr_name, absent_attr)
1281
if attr is not absent_attr:
1282
saved_attrs[attr_name] = attr
1283
self.__dict__ = saved_attrs
1287
unittest.TestCase.tearDown(self)
1623
1289
def time(self, callable, *args, **kwargs):
1624
1290
"""Run callable and accrue the time it takes to the benchmark time.
1626
1292
If lsprofiling is enabled (i.e. by --lsprof-time to bzr selftest) then
1627
1293
this will cause lsprofile statistics to be gathered and stored in
1628
1294
self._benchcalls.
1630
1296
if self._benchtime is None:
1631
self.addDetail('benchtime', content.Content(content.ContentType(
1632
"text", "plain"), lambda:[str(self._benchtime)]))
1633
1297
self._benchtime = 0
1634
1298
start = time.time()
2399
1979
def make_repository(self, relpath, shared=False, format=None):
2400
1980
"""Create a repository on our default transport at relpath.
2402
1982
Note that relpath must be a relative path, not a full url.
2404
1984
# FIXME: If you create a remoterepository this returns the underlying
2405
# real format, which is incorrect. Actually we should make sure that
1985
# real format, which is incorrect. Actually we should make sure that
2406
1986
# RemoteBzrDir returns a RemoteRepository.
2407
1987
# maybe mbp 20070410
2408
1988
made_control = self.make_bzrdir(relpath, format=format)
2409
1989
return made_control.create_repository(shared=shared)
2411
def make_smart_server(self, path):
2412
smart_server = test_server.SmartTCPServer_for_testing()
2413
self.start_server(smart_server, self.get_server())
2414
remote_transport = get_transport(smart_server.get_url()).clone(path)
2415
return remote_transport
2417
1991
def make_branch_and_memory_tree(self, relpath, format=None):
2418
1992
"""Create a branch on the default transport and a MemoryTree for it."""
2419
1993
b = self.make_branch(relpath, format=format)
2420
1994
return memorytree.MemoryTree.create_on_branch(b)
2422
def make_branch_builder(self, relpath, format=None):
2423
branch = self.make_branch(relpath, format=format)
2424
return branchbuilder.BranchBuilder(branch=branch)
2426
1996
def overrideEnvironmentForTesting(self):
2427
test_home_dir = self.test_home_dir
2428
if isinstance(test_home_dir, unicode):
2429
test_home_dir = test_home_dir.encode(sys.getfilesystemencoding())
2430
os.environ['HOME'] = test_home_dir
2431
os.environ['BZR_HOME'] = test_home_dir
1997
os.environ['HOME'] = self.test_home_dir
1998
os.environ['BZR_HOME'] = self.test_home_dir
2433
2000
def setUp(self):
2434
2001
super(TestCaseWithMemoryTransport, self).setUp()
2435
2002
self._make_test_root()
2436
self.addCleanup(os.chdir, os.getcwdu())
2003
_currentdir = os.getcwdu()
2004
def _leaveDirectory():
2005
os.chdir(_currentdir)
2006
self.addCleanup(_leaveDirectory)
2437
2007
self.makeAndChdirToTestDir()
2438
2008
self.overrideEnvironmentForTesting()
2439
2009
self.__readonly_server = None
2440
2010
self.__server = None
2441
2011
self.reduceLockdirTimeout()
2443
def setup_smart_server_with_call_log(self):
2444
"""Sets up a smart server as the transport server with a call log."""
2445
self.transport_server = test_server.SmartTCPServer_for_testing
2446
self.hpss_calls = []
2448
# Skip the current stack down to the caller of
2449
# setup_smart_server_with_call_log
2450
prefix_length = len(traceback.extract_stack()) - 2
2451
def capture_hpss_call(params):
2452
self.hpss_calls.append(
2453
CapturedCall(params, prefix_length))
2454
client._SmartClient.hooks.install_named_hook(
2455
'call', capture_hpss_call, None)
2457
def reset_smart_call_log(self):
2458
self.hpss_calls = []
2461
2014
class TestCaseInTempDir(TestCaseWithMemoryTransport):
2462
2015
"""Derived class that runs a test within a temporary directory.
2928
2437
list_only=False,
2929
2438
random_seed=None,
2930
2439
exclude_pattern=None,
2933
suite_decorators=None,
2935
result_decorators=None,
2937
"""Run a test suite for bzr selftest.
2939
:param runner_class: The class of runner to use. Must support the
2940
constructor arguments passed by run_suite which are more than standard
2942
:return: A boolean indicating success.
2944
2441
TestCase._gather_lsprof_in_benchmarks = lsprof_timed
2949
if runner_class is None:
2950
runner_class = TextTestRunner
2953
runner = runner_class(stream=stream,
2446
runner = TextTestRunner(stream=sys.stdout,
2954
2447
descriptions=0,
2955
2448
verbosity=verbosity,
2956
2449
bench_history=bench_history,
2958
result_decorators=result_decorators,
2450
list_only=list_only,
2960
2452
runner.stop_on_failure=stop_on_failure
2961
# built in decorator factories:
2963
random_order(random_seed, runner),
2964
exclude_tests(exclude_pattern),
2966
if matching_tests_first:
2967
decorators.append(tests_first(pattern))
2453
# Initialise the random number generator and display the seed used.
2454
# We convert the seed to a long to make it reuseable across invocations.
2455
random_order = False
2456
if random_seed is not None:
2458
if random_seed == "now":
2459
random_seed = long(time.time())
2461
# Convert the seed to a long if we can
2463
random_seed = long(random_seed)
2466
runner.stream.writeln("Randomizing test order using seed %s\n" %
2468
random.seed(random_seed)
2469
# Customise the list of tests if requested
2470
if exclude_pattern is not None:
2471
suite = exclude_tests_by_re(suite, exclude_pattern)
2473
order_changer = randomize_suite
2969
decorators.append(filter_tests(pattern))
2970
if suite_decorators:
2971
decorators.extend(suite_decorators)
2972
# tell the result object how many tests will be running: (except if
2973
# --parallel=fork is being used. Robert said he will provide a better
2974
# progress design later -- vila 20090817)
2975
if fork_decorator not in decorators:
2976
decorators.append(CountingDecorator)
2977
for decorator in decorators:
2978
suite = decorator(suite)
2980
# Done after test suite decoration to allow randomisation etc
2981
# to take effect, though that is of marginal benefit.
2983
stream.write("Listing tests only ...\n")
2984
for t in iter_suite_tests(suite):
2985
stream.write("%s\n" % (t.id()))
2475
order_changer = preserve_input
2476
if pattern != '.*' or random_order:
2477
if matching_tests_first:
2478
suites = map(order_changer, split_suite_by_re(suite, pattern))
2479
suite = TestUtil.TestSuite(suites)
2481
suite = order_changer(filter_suite_by_re(suite, pattern))
2987
2483
result = runner.run(suite)
2989
2486
return result.wasStrictlySuccessful()
2991
return result.wasSuccessful()
2994
# A registry where get() returns a suite decorator.
2995
parallel_registry = registry.Registry()
2998
def fork_decorator(suite):
2999
concurrency = osutils.local_concurrency()
3000
if concurrency == 1:
3002
from testtools import ConcurrentTestSuite
3003
return ConcurrentTestSuite(suite, fork_for_tests)
3004
parallel_registry.register('fork', fork_decorator)
3007
def subprocess_decorator(suite):
3008
concurrency = osutils.local_concurrency()
3009
if concurrency == 1:
3011
from testtools import ConcurrentTestSuite
3012
return ConcurrentTestSuite(suite, reinvoke_for_tests)
3013
parallel_registry.register('subprocess', subprocess_decorator)
3016
def exclude_tests(exclude_pattern):
3017
"""Return a test suite decorator that excludes tests."""
3018
if exclude_pattern is None:
3019
return identity_decorator
3020
def decorator(suite):
3021
return ExcludeDecorator(suite, exclude_pattern)
3025
def filter_tests(pattern):
3027
return identity_decorator
3028
def decorator(suite):
3029
return FilterTestsDecorator(suite, pattern)
3033
def random_order(random_seed, runner):
3034
"""Return a test suite decorator factory for randomising tests order.
3036
:param random_seed: now, a string which casts to a long, or a long.
3037
:param runner: A test runner with a stream attribute to report on.
3039
if random_seed is None:
3040
return identity_decorator
3041
def decorator(suite):
3042
return RandomDecorator(suite, random_seed, runner.stream)
3046
def tests_first(pattern):
3048
return identity_decorator
3049
def decorator(suite):
3050
return TestFirstDecorator(suite, pattern)
3054
def identity_decorator(suite):
3059
class TestDecorator(TestSuite):
3060
"""A decorator for TestCase/TestSuite objects.
3062
Usually, subclasses should override __iter__(used when flattening test
3063
suites), which we do to filter, reorder, parallelise and so on, run() and
3067
def __init__(self, suite):
3068
TestSuite.__init__(self)
3071
def countTestCases(self):
3074
cases += test.countTestCases()
3081
def run(self, result):
3082
# Use iteration on self, not self._tests, to allow subclasses to hook
3085
if result.shouldStop:
3091
class CountingDecorator(TestDecorator):
3092
"""A decorator which calls result.progress(self.countTestCases)."""
3094
def run(self, result):
3095
progress_method = getattr(result, 'progress', None)
3096
if callable(progress_method):
3097
progress_method(self.countTestCases(), SUBUNIT_SEEK_SET)
3098
return super(CountingDecorator, self).run(result)
3101
class ExcludeDecorator(TestDecorator):
3102
"""A decorator which excludes test matching an exclude pattern."""
3104
def __init__(self, suite, exclude_pattern):
3105
TestDecorator.__init__(self, suite)
3106
self.exclude_pattern = exclude_pattern
3107
self.excluded = False
3111
return iter(self._tests)
3112
self.excluded = True
3113
suite = exclude_tests_by_re(self, self.exclude_pattern)
3115
self.addTests(suite)
3116
return iter(self._tests)
3119
class FilterTestsDecorator(TestDecorator):
3120
"""A decorator which filters tests to those matching a pattern."""
3122
def __init__(self, suite, pattern):
3123
TestDecorator.__init__(self, suite)
3124
self.pattern = pattern
3125
self.filtered = False
3129
return iter(self._tests)
3130
self.filtered = True
3131
suite = filter_suite_by_re(self, self.pattern)
3133
self.addTests(suite)
3134
return iter(self._tests)
3137
class RandomDecorator(TestDecorator):
3138
"""A decorator which randomises the order of its tests."""
3140
def __init__(self, suite, random_seed, stream):
3141
TestDecorator.__init__(self, suite)
3142
self.random_seed = random_seed
3143
self.randomised = False
3144
self.stream = stream
3148
return iter(self._tests)
3149
self.randomised = True
3150
self.stream.write("Randomizing test order using seed %s\n\n" %
3151
(self.actual_seed()))
3152
# Initialise the random number generator.
3153
random.seed(self.actual_seed())
3154
suite = randomize_suite(self)
3156
self.addTests(suite)
3157
return iter(self._tests)
3159
def actual_seed(self):
3160
if self.random_seed == "now":
3161
# We convert the seed to a long to make it reuseable across
3162
# invocations (because the user can reenter it).
3163
self.random_seed = long(time.time())
3165
# Convert the seed to a long if we can
3167
self.random_seed = long(self.random_seed)
3170
return self.random_seed
3173
class TestFirstDecorator(TestDecorator):
3174
"""A decorator which moves named tests to the front."""
3176
def __init__(self, suite, pattern):
3177
TestDecorator.__init__(self, suite)
3178
self.pattern = pattern
3179
self.filtered = False
3183
return iter(self._tests)
3184
self.filtered = True
3185
suites = split_suite_by_re(self, self.pattern)
3187
self.addTests(suites)
3188
return iter(self._tests)
3191
def partition_tests(suite, count):
3192
"""Partition suite into count lists of tests."""
3194
tests = list(iter_suite_tests(suite))
3195
tests_per_process = int(math.ceil(float(len(tests)) / count))
3196
for block in range(count):
3197
low_test = block * tests_per_process
3198
high_test = low_test + tests_per_process
3199
process_tests = tests[low_test:high_test]
3200
result.append(process_tests)
3204
def workaround_zealous_crypto_random():
3205
"""Crypto.Random want to help us being secure, but we don't care here.
3207
This workaround some test failure related to the sftp server. Once paramiko
3208
stop using the controversial API in Crypto.Random, we may get rid of it.
3211
from Crypto.Random import atfork
3217
def fork_for_tests(suite):
3218
"""Take suite and start up one runner per CPU by forking()
3220
:return: An iterable of TestCase-like objects which can each have
3221
run(result) called on them to feed tests to result.
3223
concurrency = osutils.local_concurrency()
3225
from subunit import TestProtocolClient, ProtocolTestCase
3226
from subunit.test_results import AutoTimingTestResultDecorator
3227
class TestInOtherProcess(ProtocolTestCase):
3228
# Should be in subunit, I think. RBC.
3229
def __init__(self, stream, pid):
3230
ProtocolTestCase.__init__(self, stream)
3233
def run(self, result):
3235
ProtocolTestCase.run(self, result)
3237
os.waitpid(self.pid, 0)
3239
test_blocks = partition_tests(suite, concurrency)
3240
for process_tests in test_blocks:
3241
process_suite = TestSuite()
3242
process_suite.addTests(process_tests)
3243
c2pread, c2pwrite = os.pipe()
3246
workaround_zealous_crypto_random()
3249
# Leave stderr and stdout open so we can see test noise
3250
# Close stdin so that the child goes away if it decides to
3251
# read from stdin (otherwise its a roulette to see what
3252
# child actually gets keystrokes for pdb etc).
3255
stream = os.fdopen(c2pwrite, 'wb', 1)
3256
subunit_result = AutoTimingTestResultDecorator(
3257
TestProtocolClient(stream))
3258
process_suite.run(subunit_result)
3263
stream = os.fdopen(c2pread, 'rb', 1)
3264
test = TestInOtherProcess(stream, pid)
3269
def reinvoke_for_tests(suite):
3270
"""Take suite and start up one runner per CPU using subprocess().
3272
:return: An iterable of TestCase-like objects which can each have
3273
run(result) called on them to feed tests to result.
3275
concurrency = osutils.local_concurrency()
3277
from subunit import ProtocolTestCase
3278
class TestInSubprocess(ProtocolTestCase):
3279
def __init__(self, process, name):
3280
ProtocolTestCase.__init__(self, process.stdout)
3281
self.process = process
3282
self.process.stdin.close()
3285
def run(self, result):
3287
ProtocolTestCase.run(self, result)
3290
os.unlink(self.name)
3291
# print "pid %d finished" % finished_process
3292
test_blocks = partition_tests(suite, concurrency)
3293
for process_tests in test_blocks:
3294
# ugly; currently reimplement rather than reuses TestCase methods.
3295
bzr_path = os.path.dirname(os.path.dirname(bzrlib.__file__))+'/bzr'
3296
if not os.path.isfile(bzr_path):
3297
# We are probably installed. Assume sys.argv is the right file
3298
bzr_path = sys.argv[0]
3299
bzr_path = [bzr_path]
3300
if sys.platform == "win32":
3301
# if we're on windows, we can't execute the bzr script directly
3302
bzr_path = [sys.executable] + bzr_path
3303
fd, test_list_file_name = tempfile.mkstemp()
3304
test_list_file = os.fdopen(fd, 'wb', 1)
3305
for test in process_tests:
3306
test_list_file.write(test.id() + '\n')
3307
test_list_file.close()
3309
argv = bzr_path + ['selftest', '--load-list', test_list_file_name,
3311
if '--no-plugins' in sys.argv:
3312
argv.append('--no-plugins')
3313
# stderr=STDOUT would be ideal, but until we prevent noise on
3314
# stderr it can interrupt the subunit protocol.
3315
process = Popen(argv, stdin=PIPE, stdout=PIPE, stderr=PIPE,
3317
test = TestInSubprocess(process, test_list_file_name)
3320
os.unlink(test_list_file_name)
3325
class ForwardingResult(unittest.TestResult):
3327
def __init__(self, target):
3328
unittest.TestResult.__init__(self)
3329
self.result = target
3331
def startTest(self, test):
3332
self.result.startTest(test)
3334
def stopTest(self, test):
3335
self.result.stopTest(test)
3337
def startTestRun(self):
3338
self.result.startTestRun()
3340
def stopTestRun(self):
3341
self.result.stopTestRun()
3343
def addSkip(self, test, reason):
3344
self.result.addSkip(test, reason)
3346
def addSuccess(self, test):
3347
self.result.addSuccess(test)
3349
def addError(self, test, err):
3350
self.result.addError(test, err)
3352
def addFailure(self, test, err):
3353
self.result.addFailure(test, err)
3354
ForwardingResult = testtools.ExtendedToOriginalDecorator
3357
class ProfileResult(ForwardingResult):
3358
"""Generate profiling data for all activity between start and success.
3360
The profile data is appended to the test's _benchcalls attribute and can
3361
be accessed by the forwarded-to TestResult.
3363
While it might be cleaner do accumulate this in stopTest, addSuccess is
3364
where our existing output support for lsprof is, and this class aims to
3365
fit in with that: while it could be moved it's not necessary to accomplish
3366
test profiling, nor would it be dramatically cleaner.
3369
def startTest(self, test):
3370
self.profiler = bzrlib.lsprof.BzrProfiler()
3371
self.profiler.start()
3372
ForwardingResult.startTest(self, test)
3374
def addSuccess(self, test):
3375
stats = self.profiler.stop()
3377
calls = test._benchcalls
3378
except AttributeError:
3379
test._benchcalls = []
3380
calls = test._benchcalls
3381
calls.append(((test.id(), "", ""), stats))
3382
ForwardingResult.addSuccess(self, test)
3384
def stopTest(self, test):
3385
ForwardingResult.stopTest(self, test)
3386
self.profiler = None
2488
return result.wasSuccessful()
3389
2491
# Controlled by "bzr selftest -E=..." option
3390
# Currently supported:
3391
# -Eallow_debug Will no longer clear debug.debug_flags() so it
3392
# preserves any flags supplied at the command line.
3393
# -Edisable_lock_checks Turns errors in mismatched locks into simple prints
3394
# rather than failing tests. And no longer raise
3395
# LockContention when fctnl locks are not being used
3396
# with proper exclusion rules.
3397
2492
selftest_debug_flags = set()
3573
2648
return self.tests.has_key(test_id)
3576
class TestPrefixAliasRegistry(registry.Registry):
3577
"""A registry for test prefix aliases.
3579
This helps implement shorcuts for the --starting-with selftest
3580
option. Overriding existing prefixes is not allowed but not fatal (a
3581
warning will be emitted).
3584
def register(self, key, obj, help=None, info=None,
3585
override_existing=False):
3586
"""See Registry.register.
3588
Trying to override an existing alias causes a warning to be emitted,
3589
not a fatal execption.
3592
super(TestPrefixAliasRegistry, self).register(
3593
key, obj, help=help, info=info, override_existing=False)
3595
actual = self.get(key)
3596
note('Test prefix alias %s is already used for %s, ignoring %s'
3597
% (key, actual, obj))
3599
def resolve_alias(self, id_start):
3600
"""Replace the alias by the prefix in the given string.
3602
Using an unknown prefix is an error to help catching typos.
3604
parts = id_start.split('.')
3606
parts[0] = self.get(parts[0])
3608
raise errors.BzrCommandError(
3609
'%s is not a known test prefix alias' % parts[0])
3610
return '.'.join(parts)
3613
test_prefix_alias_registry = TestPrefixAliasRegistry()
3614
"""Registry of test prefix aliases."""
3617
# This alias allows to detect typos ('bzrlin.') by making all valid test ids
3618
# appear prefixed ('bzrlib.' is "replaced" by 'bzrlib.').
3619
test_prefix_alias_registry.register('bzrlib', 'bzrlib')
3621
# Obvious highest levels prefixes, feel free to add your own via a plugin
3622
test_prefix_alias_registry.register('bd', 'bzrlib.doc')
3623
test_prefix_alias_registry.register('bu', 'bzrlib.utils')
3624
test_prefix_alias_registry.register('bt', 'bzrlib.tests')
3625
test_prefix_alias_registry.register('bb', 'bzrlib.tests.blackbox')
3626
test_prefix_alias_registry.register('bp', 'bzrlib.plugins')
3629
def _test_suite_testmod_names():
3630
"""Return the standard list of test module names to test."""
3633
'bzrlib.tests.blackbox',
3634
'bzrlib.tests.commands',
3635
'bzrlib.tests.per_branch',
3636
'bzrlib.tests.per_bzrdir',
3637
'bzrlib.tests.per_bzrdir_colo',
3638
'bzrlib.tests.per_foreign_vcs',
3639
'bzrlib.tests.per_interrepository',
3640
'bzrlib.tests.per_intertree',
3641
'bzrlib.tests.per_inventory',
3642
'bzrlib.tests.per_interbranch',
3643
'bzrlib.tests.per_lock',
3644
'bzrlib.tests.per_merger',
3645
'bzrlib.tests.per_transport',
3646
'bzrlib.tests.per_tree',
3647
'bzrlib.tests.per_pack_repository',
3648
'bzrlib.tests.per_repository',
3649
'bzrlib.tests.per_repository_chk',
3650
'bzrlib.tests.per_repository_reference',
3651
'bzrlib.tests.per_uifactory',
3652
'bzrlib.tests.per_versionedfile',
3653
'bzrlib.tests.per_workingtree',
3654
'bzrlib.tests.test__annotator',
3655
'bzrlib.tests.test__bencode',
3656
'bzrlib.tests.test__chk_map',
3657
'bzrlib.tests.test__dirstate_helpers',
3658
'bzrlib.tests.test__groupcompress',
3659
'bzrlib.tests.test__known_graph',
3660
'bzrlib.tests.test__rio',
3661
'bzrlib.tests.test__simple_set',
3662
'bzrlib.tests.test__static_tuple',
3663
'bzrlib.tests.test__walkdirs_win32',
3664
'bzrlib.tests.test_ancestry',
3665
'bzrlib.tests.test_annotate',
3666
'bzrlib.tests.test_api',
3667
'bzrlib.tests.test_atomicfile',
3668
'bzrlib.tests.test_bad_files',
3669
'bzrlib.tests.test_bisect_multi',
3670
'bzrlib.tests.test_branch',
3671
'bzrlib.tests.test_branchbuilder',
3672
'bzrlib.tests.test_btree_index',
3673
'bzrlib.tests.test_bugtracker',
3674
'bzrlib.tests.test_bundle',
3675
'bzrlib.tests.test_bzrdir',
3676
'bzrlib.tests.test__chunks_to_lines',
3677
'bzrlib.tests.test_cache_utf8',
3678
'bzrlib.tests.test_chk_map',
3679
'bzrlib.tests.test_chk_serializer',
3680
'bzrlib.tests.test_chunk_writer',
3681
'bzrlib.tests.test_clean_tree',
3682
'bzrlib.tests.test_cleanup',
3683
'bzrlib.tests.test_cmdline',
3684
'bzrlib.tests.test_commands',
3685
'bzrlib.tests.test_commit',
3686
'bzrlib.tests.test_commit_merge',
3687
'bzrlib.tests.test_config',
3688
'bzrlib.tests.test_conflicts',
3689
'bzrlib.tests.test_counted_lock',
3690
'bzrlib.tests.test_crash',
3691
'bzrlib.tests.test_decorators',
3692
'bzrlib.tests.test_delta',
3693
'bzrlib.tests.test_debug',
3694
'bzrlib.tests.test_deprecated_graph',
3695
'bzrlib.tests.test_diff',
3696
'bzrlib.tests.test_directory_service',
3697
'bzrlib.tests.test_dirstate',
3698
'bzrlib.tests.test_email_message',
3699
'bzrlib.tests.test_eol_filters',
3700
'bzrlib.tests.test_errors',
3701
'bzrlib.tests.test_export',
3702
'bzrlib.tests.test_extract',
3703
'bzrlib.tests.test_fetch',
3704
'bzrlib.tests.test_fifo_cache',
3705
'bzrlib.tests.test_filters',
3706
'bzrlib.tests.test_ftp_transport',
3707
'bzrlib.tests.test_foreign',
3708
'bzrlib.tests.test_generate_docs',
3709
'bzrlib.tests.test_generate_ids',
3710
'bzrlib.tests.test_globbing',
3711
'bzrlib.tests.test_gpg',
3712
'bzrlib.tests.test_graph',
3713
'bzrlib.tests.test_groupcompress',
3714
'bzrlib.tests.test_hashcache',
3715
'bzrlib.tests.test_help',
3716
'bzrlib.tests.test_hooks',
3717
'bzrlib.tests.test_http',
3718
'bzrlib.tests.test_http_response',
3719
'bzrlib.tests.test_https_ca_bundle',
3720
'bzrlib.tests.test_identitymap',
3721
'bzrlib.tests.test_ignores',
3722
'bzrlib.tests.test_index',
3723
'bzrlib.tests.test_import_tariff',
3724
'bzrlib.tests.test_info',
3725
'bzrlib.tests.test_inv',
3726
'bzrlib.tests.test_inventory_delta',
3727
'bzrlib.tests.test_knit',
3728
'bzrlib.tests.test_lazy_import',
3729
'bzrlib.tests.test_lazy_regex',
3730
'bzrlib.tests.test_lock',
3731
'bzrlib.tests.test_lockable_files',
3732
'bzrlib.tests.test_lockdir',
3733
'bzrlib.tests.test_log',
3734
'bzrlib.tests.test_lru_cache',
3735
'bzrlib.tests.test_lsprof',
3736
'bzrlib.tests.test_mail_client',
3737
'bzrlib.tests.test_matchers',
3738
'bzrlib.tests.test_memorytree',
3739
'bzrlib.tests.test_merge',
3740
'bzrlib.tests.test_merge3',
3741
'bzrlib.tests.test_merge_core',
3742
'bzrlib.tests.test_merge_directive',
3743
'bzrlib.tests.test_missing',
3744
'bzrlib.tests.test_msgeditor',
3745
'bzrlib.tests.test_multiparent',
3746
'bzrlib.tests.test_mutabletree',
3747
'bzrlib.tests.test_nonascii',
3748
'bzrlib.tests.test_options',
3749
'bzrlib.tests.test_osutils',
3750
'bzrlib.tests.test_osutils_encodings',
3751
'bzrlib.tests.test_pack',
3752
'bzrlib.tests.test_patch',
3753
'bzrlib.tests.test_patches',
3754
'bzrlib.tests.test_permissions',
3755
'bzrlib.tests.test_plugins',
3756
'bzrlib.tests.test_progress',
3757
'bzrlib.tests.test_read_bundle',
3758
'bzrlib.tests.test_reconcile',
3759
'bzrlib.tests.test_reconfigure',
3760
'bzrlib.tests.test_registry',
3761
'bzrlib.tests.test_remote',
3762
'bzrlib.tests.test_rename_map',
3763
'bzrlib.tests.test_repository',
3764
'bzrlib.tests.test_revert',
3765
'bzrlib.tests.test_revision',
3766
'bzrlib.tests.test_revisionspec',
3767
'bzrlib.tests.test_revisiontree',
3768
'bzrlib.tests.test_rio',
3769
'bzrlib.tests.test_rules',
3770
'bzrlib.tests.test_sampler',
3771
'bzrlib.tests.test_script',
3772
'bzrlib.tests.test_selftest',
3773
'bzrlib.tests.test_serializer',
3774
'bzrlib.tests.test_setup',
3775
'bzrlib.tests.test_sftp_transport',
3776
'bzrlib.tests.test_shelf',
3777
'bzrlib.tests.test_shelf_ui',
3778
'bzrlib.tests.test_smart',
3779
'bzrlib.tests.test_smart_add',
3780
'bzrlib.tests.test_smart_request',
3781
'bzrlib.tests.test_smart_transport',
3782
'bzrlib.tests.test_smtp_connection',
3783
'bzrlib.tests.test_source',
3784
'bzrlib.tests.test_ssh_transport',
3785
'bzrlib.tests.test_status',
3786
'bzrlib.tests.test_store',
3787
'bzrlib.tests.test_strace',
3788
'bzrlib.tests.test_subsume',
3789
'bzrlib.tests.test_switch',
3790
'bzrlib.tests.test_symbol_versioning',
3791
'bzrlib.tests.test_tag',
3792
'bzrlib.tests.test_testament',
3793
'bzrlib.tests.test_textfile',
3794
'bzrlib.tests.test_textmerge',
3795
'bzrlib.tests.test_timestamp',
3796
'bzrlib.tests.test_trace',
3797
'bzrlib.tests.test_transactions',
3798
'bzrlib.tests.test_transform',
3799
'bzrlib.tests.test_transport',
3800
'bzrlib.tests.test_transport_log',
3801
'bzrlib.tests.test_tree',
3802
'bzrlib.tests.test_treebuilder',
3803
'bzrlib.tests.test_tsort',
3804
'bzrlib.tests.test_tuned_gzip',
3805
'bzrlib.tests.test_ui',
3806
'bzrlib.tests.test_uncommit',
3807
'bzrlib.tests.test_upgrade',
3808
'bzrlib.tests.test_upgrade_stacked',
3809
'bzrlib.tests.test_urlutils',
3810
'bzrlib.tests.test_version',
3811
'bzrlib.tests.test_version_info',
3812
'bzrlib.tests.test_weave',
3813
'bzrlib.tests.test_whitebox',
3814
'bzrlib.tests.test_win32utils',
3815
'bzrlib.tests.test_workingtree',
3816
'bzrlib.tests.test_workingtree_4',
3817
'bzrlib.tests.test_wsgi',
3818
'bzrlib.tests.test_xml',
3822
def _test_suite_modules_to_doctest():
3823
"""Return the list of modules to doctest."""
3825
# GZ 2009-03-31: No docstrings with -OO so there's nothing to doctest
3829
'bzrlib.branchbuilder',
3830
'bzrlib.decorators',
3833
'bzrlib.iterablefile',
3837
'bzrlib.symbol_versioning',
3840
'bzrlib.version_info_formats.format_custom',
3844
2651
def test_suite(keep_only=None, starting_with=None):
3845
2652
"""Build and return TestSuite for the whole of bzrlib.
3852
2659
This function can be replaced if you need to change the default test
3853
2660
suite on a global basis, but it is not encouraged.
2664
'bzrlib.util.tests.test_bencode',
2665
'bzrlib.tests.blackbox',
2666
'bzrlib.tests.branch_implementations',
2667
'bzrlib.tests.bzrdir_implementations',
2668
'bzrlib.tests.commands',
2669
'bzrlib.tests.inventory_implementations',
2670
'bzrlib.tests.interrepository_implementations',
2671
'bzrlib.tests.intertree_implementations',
2672
'bzrlib.tests.per_lock',
2673
'bzrlib.tests.repository_implementations',
2674
'bzrlib.tests.test__dirstate_helpers',
2675
'bzrlib.tests.test_ancestry',
2676
'bzrlib.tests.test_annotate',
2677
'bzrlib.tests.test_api',
2678
'bzrlib.tests.test_atomicfile',
2679
'bzrlib.tests.test_bad_files',
2680
'bzrlib.tests.test_bisect_multi',
2681
'bzrlib.tests.test_branch',
2682
'bzrlib.tests.test_branchbuilder',
2683
'bzrlib.tests.test_bugtracker',
2684
'bzrlib.tests.test_bundle',
2685
'bzrlib.tests.test_bzrdir',
2686
'bzrlib.tests.test_cache_utf8',
2687
'bzrlib.tests.test_commands',
2688
'bzrlib.tests.test_commit',
2689
'bzrlib.tests.test_commit_merge',
2690
'bzrlib.tests.test_config',
2691
'bzrlib.tests.test_conflicts',
2692
'bzrlib.tests.test_counted_lock',
2693
'bzrlib.tests.test_decorators',
2694
'bzrlib.tests.test_delta',
2695
'bzrlib.tests.test_deprecated_graph',
2696
'bzrlib.tests.test_diff',
2697
'bzrlib.tests.test_dirstate',
2698
'bzrlib.tests.test_directory_service',
2699
'bzrlib.tests.test_email_message',
2700
'bzrlib.tests.test_errors',
2701
'bzrlib.tests.test_extract',
2702
'bzrlib.tests.test_fetch',
2703
'bzrlib.tests.test_ftp_transport',
2704
'bzrlib.tests.test_generate_docs',
2705
'bzrlib.tests.test_generate_ids',
2706
'bzrlib.tests.test_globbing',
2707
'bzrlib.tests.test_gpg',
2708
'bzrlib.tests.test_graph',
2709
'bzrlib.tests.test_hashcache',
2710
'bzrlib.tests.test_help',
2711
'bzrlib.tests.test_hooks',
2712
'bzrlib.tests.test_http',
2713
'bzrlib.tests.test_http_implementations',
2714
'bzrlib.tests.test_http_response',
2715
'bzrlib.tests.test_https_ca_bundle',
2716
'bzrlib.tests.test_identitymap',
2717
'bzrlib.tests.test_ignores',
2718
'bzrlib.tests.test_index',
2719
'bzrlib.tests.test_info',
2720
'bzrlib.tests.test_inv',
2721
'bzrlib.tests.test_knit',
2722
'bzrlib.tests.test_lazy_import',
2723
'bzrlib.tests.test_lazy_regex',
2724
'bzrlib.tests.test_lockdir',
2725
'bzrlib.tests.test_lockable_files',
2726
'bzrlib.tests.test_log',
2727
'bzrlib.tests.test_lsprof',
2728
'bzrlib.tests.test_lru_cache',
2729
'bzrlib.tests.test_mail_client',
2730
'bzrlib.tests.test_memorytree',
2731
'bzrlib.tests.test_merge',
2732
'bzrlib.tests.test_merge3',
2733
'bzrlib.tests.test_merge_core',
2734
'bzrlib.tests.test_merge_directive',
2735
'bzrlib.tests.test_missing',
2736
'bzrlib.tests.test_msgeditor',
2737
'bzrlib.tests.test_multiparent',
2738
'bzrlib.tests.test_mutabletree',
2739
'bzrlib.tests.test_nonascii',
2740
'bzrlib.tests.test_options',
2741
'bzrlib.tests.test_osutils',
2742
'bzrlib.tests.test_osutils_encodings',
2743
'bzrlib.tests.test_pack',
2744
'bzrlib.tests.test_patch',
2745
'bzrlib.tests.test_patches',
2746
'bzrlib.tests.test_permissions',
2747
'bzrlib.tests.test_plugins',
2748
'bzrlib.tests.test_progress',
2749
'bzrlib.tests.test_read_bundle',
2750
'bzrlib.tests.test_reconfigure',
2751
'bzrlib.tests.test_reconcile',
2752
'bzrlib.tests.test_registry',
2753
'bzrlib.tests.test_remote',
2754
'bzrlib.tests.test_repository',
2755
'bzrlib.tests.per_repository_reference',
2756
'bzrlib.tests.test_revert',
2757
'bzrlib.tests.test_revision',
2758
'bzrlib.tests.test_revisionspec',
2759
'bzrlib.tests.test_revisiontree',
2760
'bzrlib.tests.test_rio',
2761
'bzrlib.tests.test_rules',
2762
'bzrlib.tests.test_sampler',
2763
'bzrlib.tests.test_selftest',
2764
'bzrlib.tests.test_setup',
2765
'bzrlib.tests.test_sftp_transport',
2766
'bzrlib.tests.test_smart',
2767
'bzrlib.tests.test_smart_add',
2768
'bzrlib.tests.test_smart_transport',
2769
'bzrlib.tests.test_smtp_connection',
2770
'bzrlib.tests.test_source',
2771
'bzrlib.tests.test_ssh_transport',
2772
'bzrlib.tests.test_status',
2773
'bzrlib.tests.test_store',
2774
'bzrlib.tests.test_strace',
2775
'bzrlib.tests.test_subsume',
2776
'bzrlib.tests.test_switch',
2777
'bzrlib.tests.test_symbol_versioning',
2778
'bzrlib.tests.test_tag',
2779
'bzrlib.tests.test_testament',
2780
'bzrlib.tests.test_textfile',
2781
'bzrlib.tests.test_textmerge',
2782
'bzrlib.tests.test_timestamp',
2783
'bzrlib.tests.test_trace',
2784
'bzrlib.tests.test_transactions',
2785
'bzrlib.tests.test_transform',
2786
'bzrlib.tests.test_transport',
2787
'bzrlib.tests.test_transport_implementations',
2788
'bzrlib.tests.test_tree',
2789
'bzrlib.tests.test_treebuilder',
2790
'bzrlib.tests.test_tsort',
2791
'bzrlib.tests.test_tuned_gzip',
2792
'bzrlib.tests.test_ui',
2793
'bzrlib.tests.test_uncommit',
2794
'bzrlib.tests.test_upgrade',
2795
'bzrlib.tests.test_urlutils',
2796
'bzrlib.tests.test_versionedfile',
2797
'bzrlib.tests.test_version',
2798
'bzrlib.tests.test_version_info',
2799
'bzrlib.tests.test_weave',
2800
'bzrlib.tests.test_whitebox',
2801
'bzrlib.tests.test_win32utils',
2802
'bzrlib.tests.test_workingtree',
2803
'bzrlib.tests.test_workingtree_4',
2804
'bzrlib.tests.test_wsgi',
2805
'bzrlib.tests.test_xml',
2806
'bzrlib.tests.tree_implementations',
2807
'bzrlib.tests.workingtree_implementations',
3856
2810
loader = TestUtil.TestLoader()
3858
if keep_only is not None:
3859
id_filter = TestIdList(keep_only)
2812
if starting_with is not None:
3861
2813
# We take precedence over keep_only because *at loading time* using
3862
2814
# both options means we will load less tests for the same final result.
3863
2815
def interesting_module(name):
3864
for start in starting_with:
3866
# Either the module name starts with the specified string
3867
name.startswith(start)
3868
# or it may contain tests starting with the specified string
3869
or start.startswith(name)
2817
# Either the module name starts with the specified string
2818
name.startswith(starting_with)
2819
# or it may contain tests starting with the specified string
2820
or starting_with.startswith(name)
3873
2822
loader = TestUtil.FilteredByModuleTestLoader(interesting_module)
3875
2824
elif keep_only is not None:
2825
id_filter = TestIdList(keep_only)
3876
2826
loader = TestUtil.FilteredByModuleTestLoader(id_filter.refers_to)
3877
2827
def interesting_module(name):
3878
2828
return id_filter.refers_to(name)
3959
2971
for right_name, right_dict in scenarios_right]
3962
def multiply_tests(tests, scenarios, result):
3963
"""Multiply tests_list by scenarios into result.
3965
This is the core workhorse for test parameterisation.
3967
Typically the load_tests() method for a per-implementation test suite will
3968
call multiply_tests and return the result.
3970
:param tests: The tests to parameterise.
3971
:param scenarios: The scenarios to apply: pairs of (scenario_name,
3972
scenario_param_dict).
3973
:param result: A TestSuite to add created tests to.
3975
This returns the passed in result TestSuite with the cross product of all
3976
the tests repeated once for each scenario. Each test is adapted by adding
3977
the scenario name at the end of its id(), and updating the test object's
3978
__dict__ with the scenario_param_dict.
3980
>>> import bzrlib.tests.test_sampler
3981
>>> r = multiply_tests(
3982
... bzrlib.tests.test_sampler.DemoTest('test_nothing'),
3983
... [('one', dict(param=1)),
3984
... ('two', dict(param=2))],
3986
>>> tests = list(iter_suite_tests(r))
3990
'bzrlib.tests.test_sampler.DemoTest.test_nothing(one)'
3996
for test in iter_suite_tests(tests):
3997
apply_scenarios(test, scenarios, result)
4001
def apply_scenarios(test, scenarios, result):
4002
"""Apply the scenarios in scenarios to test and add to result.
4004
:param test: The test to apply scenarios to.
4005
:param scenarios: An iterable of scenarios to apply to test.
4007
:seealso: apply_scenario
4009
for scenario in scenarios:
4010
result.addTest(apply_scenario(test, scenario))
4014
def apply_scenario(test, scenario):
4015
"""Copy test and apply scenario to it.
4017
:param test: A test to adapt.
4018
:param scenario: A tuple describing the scenarion.
4019
The first element of the tuple is the new test id.
4020
The second element is a dict containing attributes to set on the
4022
:return: The adapted test.
4024
new_id = "%s(%s)" % (test.id(), scenario[0])
4025
new_test = clone_test(test, new_id)
4026
for name, value in scenario[1].items():
4027
setattr(new_test, name, value)
4031
def clone_test(test, new_id):
4032
"""Clone a test giving it a new id.
4034
:param test: The test to clone.
4035
:param new_id: The id to assign to it.
4036
:return: The new test.
4038
new_test = copy(test)
4039
new_test.id = lambda: new_id
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
def _rmtree_temp_dir(dirname, test_id=None):
2975
def adapt_modules(mods_list, adapter, loader, suite):
2976
"""Adapt the modules in mods_list using adapter and add to suite."""
2977
tests = loader.loadTestsFromModuleNames(mods_list)
2978
adapt_tests(tests, adapter, suite)
2981
def adapt_tests(tests_list, adapter, suite):
2982
"""Adapt the tests in tests_list using adapter and add to suite."""
2983
for test in iter_suite_tests(tests_list):
2984
suite.addTests(adapter.adapt(test))
2987
def _rmtree_temp_dir(dirname):
4085
2988
# If LANG=C we probably have created some bogus paths
4086
2989
# which rmtree(unicode) will fail to delete
4087
2990
# so make sure we are using rmtree(str) to delete everything
4191
3092
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
class ModuleAvailableFeature(Feature):
4232
"""This is a feature than describes a module we want to be available.
4234
Declare the name of the module in __init__(), and then after probing, the
4235
module will be available as 'self.module'.
4237
:ivar module: The module if it is available, else None.
4240
def __init__(self, module_name):
4241
super(ModuleAvailableFeature, self).__init__()
4242
self.module_name = module_name
4246
self._module = __import__(self.module_name, {}, {}, [''])
4253
if self.available(): # Make sure the probe has been done
4257
def feature_name(self):
4258
return self.module_name
4261
# This is kept here for compatibility, it is recommended to use
4262
# 'bzrlib.tests.feature.paramiko' instead
4263
ParamikoFeature = _CompatabilityThunkFeature(
4264
deprecated_in((2,1,0)),
4265
'bzrlib.tests.features', 'ParamikoFeature', 'paramiko')
3095
class TestScenarioApplier(object):
3096
"""A tool to apply scenarios to tests."""
3098
def adapt(self, test):
3099
"""Return a TestSuite containing a copy of test for each scenario."""
3100
result = unittest.TestSuite()
3101
for scenario in self.scenarios:
3102
result.addTest(self.adapt_test_to_scenario(test, scenario))
3105
def adapt_test_to_scenario(self, test, scenario):
3106
"""Copy test and apply scenario to it.
3108
:param test: A test to adapt.
3109
:param scenario: A tuple describing the scenarion.
3110
The first element of the tuple is the new test id.
3111
The second element is a dict containing attributes to set on the
3113
:return: The adapted test.
3115
from copy import deepcopy
3116
new_test = deepcopy(test)
3117
for name, value in scenario[1].items():
3118
setattr(new_test, name, value)
3119
new_id = "%s(%s)" % (new_test.id(), scenario[0])
3120
new_test.id = lambda: new_id
4268
3124
def probe_unicode_in_user_encoding():
added
removed
bzrlib/tests/__init__.py
