784
762
retrieved by _get_log(). We use a real OS file, not an in-memory object,
785
763
so that it can also capture file IO. When the test completes this file
786
764
is read into memory and removed from disk.
788
766
There are also convenience functions to invoke bzr's command-line
789
767
routine, and to build and check bzr trees.
791
769
In addition to the usual method of overriding tearDown(), this class also
792
770
allows subclasses to register functions into the _cleanups list, which is
793
771
run in order as the object is torn down. It's less likely this will be
794
772
accidentally overlooked.
797
_active_threads = None
798
_leaking_threads_tests = 0
799
_first_thread_leaker_id = None
800
775
_log_file_name = None
777
_keep_log_file = False
801
778
# record lsprof data when performing benchmark calls.
802
779
_gather_lsprof_in_benchmarks = False
804
781
def __init__(self, methodName='testMethod'):
805
782
super(TestCase, self).__init__(methodName)
806
783
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)]))
786
unittest.TestCase.setUp(self)
821
787
self._cleanEnvironment()
788
bzrlib.trace.disable_default_logging()
822
789
self._silenceUI()
823
790
self._startLogFile()
824
791
self._benchcalls = []
825
792
self._benchtime = None
826
793
self._clear_hooks()
827
self._track_transports()
829
794
self._clear_debug_flags()
830
TestCase._active_threads = threading.activeCount()
831
self.addCleanup(self._check_leaked_threads)
836
pdb.Pdb().set_trace(sys._getframe().f_back)
838
def _check_leaked_threads(self):
839
active = threading.activeCount()
840
leaked_threads = active - TestCase._active_threads
841
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
TestCase._leaking_threads_tests += 1
850
if TestCase._first_thread_leaker_id is None:
851
TestCase._first_thread_leaker_id = self.id()
853
796
def _clear_debug_flags(self):
854
797
"""Prevent externally set debug flags affecting tests.
856
799
Tests that want to use debug flags can just set them in the
857
800
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
if 'allow_debug' not in selftest_debug_flags:
862
debug.debug_flags.clear()
863
if 'disable_lock_checks' not in selftest_debug_flags:
864
debug.debug_flags.add('strict_locks')
802
self._preserved_debug_flags = set(debug.debug_flags)
803
debug.debug_flags.clear()
804
self.addCleanup(self._restore_debug_flags)
866
806
def _clear_hooks(self):
867
807
# 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)
809
import bzrlib.smart.server
810
self._preserved_hooks = {
811
bzrlib.branch.Branch: bzrlib.branch.Branch.hooks,
812
bzrlib.smart.server.SmartTCPServer: bzrlib.smart.server.SmartTCPServer.hooks,
873
814
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
815
# reset all hooks to an empty instance of the appropriate type
816
bzrlib.branch.Branch.hooks = bzrlib.branch.BranchHooks()
817
bzrlib.smart.server.SmartTCPServer.hooks = bzrlib.smart.server.SmartServerHooks()
888
819
def _silenceUI(self):
889
820
"""Turn off UI for duration of test"""
890
821
# 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.")
822
saved = ui.ui_factory
824
ui.ui_factory = saved
825
ui.ui_factory = ui.SilentUIFactory()
826
self.addCleanup(_restore)
1071
828
def _ndiff_strings(self, a, b):
1072
829
"""Return ndiff between two strings containing lines.
1074
831
A trailing newline is added if missing to make the strings
1075
832
print properly."""
1076
833
if b and b[-1] != '\n':
2720
2194
for readonly urls.
2722
2196
TODO RBC 20060127: make this an option to TestCaseWithTransport so it can
2723
be used without needed to redo it when a different
2197
be used without needed to redo it when a different
2724
2198
subclass is in use ?
2727
2201
def setUp(self):
2728
2202
super(ChrootedTestCase, self).setUp()
2729
if not self.vfs_transport_factory == memory.MemoryServer:
2203
if not self.vfs_transport_factory == MemoryServer:
2730
2204
self.transport_readonly_server = HttpServer
2733
def condition_id_re(pattern):
2734
"""Create a condition filter which performs a re check on a test's id.
2736
:param pattern: A regular expression string.
2737
:return: A callable that returns True if the re matches.
2739
filter_re = osutils.re_compile_checked(pattern, 0,
2741
def condition(test):
2207
def filter_suite_by_re(suite, pattern, exclude_pattern=None,
2208
random_order=False):
2209
"""Create a test suite by filtering another one.
2211
:param suite: the source suite
2212
:param pattern: pattern that names must match
2213
:param exclude_pattern: pattern that names must not match, if any
2214
:param random_order: if True, tests in the new suite will be put in
2216
:returns: the newly created suite
2218
return sort_suite_by_re(suite, pattern, exclude_pattern,
2219
random_order, False)
2222
def sort_suite_by_re(suite, pattern, exclude_pattern=None,
2223
random_order=False, append_rest=True):
2224
"""Create a test suite by sorting another one.
2226
:param suite: the source suite
2227
:param pattern: pattern that names must match in order to go
2228
first in the new suite
2229
:param exclude_pattern: pattern that names must not match, if any
2230
:param random_order: if True, tests in the new suite will be put in
2232
:param append_rest: if False, pattern is a strict filter and not
2233
just an ordering directive
2234
:returns: the newly created suite
2238
filter_re = re.compile(pattern)
2239
if exclude_pattern is not None:
2240
exclude_re = re.compile(exclude_pattern)
2241
for test in iter_suite_tests(suite):
2742
2242
test_id = test.id()
2743
return filter_re.search(test_id)
2747
def condition_isinstance(klass_or_klass_list):
2748
"""Create a condition filter which returns isinstance(param, klass).
2750
:return: A callable which when called with one parameter obj return the
2751
result of isinstance(obj, klass_or_klass_list).
2754
return isinstance(obj, klass_or_klass_list)
2758
def condition_id_in_list(id_list):
2759
"""Create a condition filter which verify that test's id in a list.
2761
:param id_list: A TestIdList object.
2762
:return: A callable that returns True if the test's id appears in the list.
2764
def condition(test):
2765
return id_list.includes(test.id())
2769
def condition_id_startswith(starts):
2770
"""Create a condition filter verifying that test's id starts with a string.
2772
:param starts: A list of string.
2773
:return: A callable that returns True if the test's id starts with one of
2776
def condition(test):
2777
for start in starts:
2778
if test.id().startswith(start):
2784
def exclude_tests_by_condition(suite, condition):
2785
"""Create a test suite which excludes some tests from suite.
2787
:param suite: The suite to get tests from.
2788
:param condition: A callable whose result evaluates True when called with a
2789
test case which should be excluded from the result.
2790
:return: A suite which contains the tests found in suite that fail
2794
for test in iter_suite_tests(suite):
2795
if not condition(test):
2797
return TestUtil.TestSuite(result)
2800
def filter_suite_by_condition(suite, condition):
2801
"""Create a test suite by filtering another one.
2803
:param suite: The source suite.
2804
:param condition: A callable whose result evaluates True when called with a
2805
test case which should be included in the result.
2806
:return: A suite which contains the tests found in suite that pass
2810
for test in iter_suite_tests(suite):
2813
return TestUtil.TestSuite(result)
2816
def filter_suite_by_re(suite, pattern):
2817
"""Create a test suite by filtering another one.
2819
:param suite: the source suite
2820
:param pattern: pattern that names must match
2821
:returns: the newly created suite
2823
condition = condition_id_re(pattern)
2824
result_suite = filter_suite_by_condition(suite, condition)
2828
def filter_suite_by_id_list(suite, test_id_list):
2829
"""Create a test suite by filtering another one.
2831
:param suite: The source suite.
2832
:param test_id_list: A list of the test ids to keep as strings.
2833
:returns: the newly created suite
2835
condition = condition_id_in_list(test_id_list)
2836
result_suite = filter_suite_by_condition(suite, condition)
2840
def filter_suite_by_id_startswith(suite, start):
2841
"""Create a test suite by filtering another one.
2843
:param suite: The source suite.
2844
:param start: A list of string the test id must start with one of.
2845
:returns: the newly created suite
2847
condition = condition_id_startswith(start)
2848
result_suite = filter_suite_by_condition(suite, condition)
2852
def exclude_tests_by_re(suite, pattern):
2853
"""Create a test suite which excludes some tests from suite.
2855
:param suite: The suite to get tests from.
2856
:param pattern: A regular expression string. Test ids that match this
2857
pattern will be excluded from the result.
2858
:return: A TestSuite that contains all the tests from suite without the
2859
tests that matched pattern. The order of tests is the same as it was in
2862
return exclude_tests_by_condition(suite, condition_id_re(pattern))
2865
def preserve_input(something):
2866
"""A helper for performing test suite transformation chains.
2868
:param something: Anything you want to preserve.
2874
def randomize_suite(suite):
2875
"""Return a new TestSuite with suite's tests in random order.
2877
The tests in the input suite are flattened into a single suite in order to
2878
accomplish this. Any nested TestSuites are removed to provide global
2881
tests = list(iter_suite_tests(suite))
2882
random.shuffle(tests)
2883
return TestUtil.TestSuite(tests)
2886
def split_suite_by_condition(suite, condition):
2887
"""Split a test suite into two by a condition.
2889
:param suite: The suite to split.
2890
:param condition: The condition to match on. Tests that match this
2891
condition are returned in the first test suite, ones that do not match
2892
are in the second suite.
2893
:return: A tuple of two test suites, where the first contains tests from
2894
suite matching the condition, and the second contains the remainder
2895
from suite. The order within each output suite is the same as it was in
2900
for test in iter_suite_tests(suite):
2902
matched.append(test)
2904
did_not_match.append(test)
2905
return TestUtil.TestSuite(matched), TestUtil.TestSuite(did_not_match)
2908
def split_suite_by_re(suite, pattern):
2909
"""Split a test suite into two by a regular expression.
2911
:param suite: The suite to split.
2912
:param pattern: A regular expression string. Test ids that match this
2913
pattern will be in the first test suite returned, and the others in the
2914
second test suite returned.
2915
:return: A tuple of two test suites, where the first contains tests from
2916
suite matching pattern, and the second contains the remainder from
2917
suite. The order within each output suite is the same as it was in
2920
return split_suite_by_condition(suite, condition_id_re(pattern))
2243
if exclude_pattern is None or not exclude_re.search(test_id):
2244
if filter_re.search(test_id):
2249
random.shuffle(first)
2250
random.shuffle(second)
2251
return TestUtil.TestSuite(first + second)
2923
2254
def run_suite(suite, name='test', verbose=False, pattern=".*",
2928
2259
random_seed=None,
2929
2260
exclude_pattern=None,
2932
suite_decorators=None,
2934
result_decorators=None,
2936
"""Run a test suite for bzr selftest.
2938
:param runner_class: The class of runner to use. Must support the
2939
constructor arguments passed by run_suite which are more than standard
2941
:return: A boolean indicating success.
2943
2263
TestCase._gather_lsprof_in_benchmarks = lsprof_timed
2948
if runner_class is None:
2949
runner_class = TextTestRunner
2952
runner = runner_class(stream=stream,
2268
runner = TextTestRunner(stream=sys.stdout,
2953
2269
descriptions=0,
2954
2270
verbosity=verbosity,
2955
2271
bench_history=bench_history,
2957
result_decorators=result_decorators,
2272
list_only=list_only,
2959
2274
runner.stop_on_failure=stop_on_failure
2960
# built in decorator factories:
2962
random_order(random_seed, runner),
2963
exclude_tests(exclude_pattern),
2965
if matching_tests_first:
2966
decorators.append(tests_first(pattern))
2968
decorators.append(filter_tests(pattern))
2969
if suite_decorators:
2970
decorators.extend(suite_decorators)
2971
# tell the result object how many tests will be running: (except if
2972
# --parallel=fork is being used. Robert said he will provide a better
2973
# progress design later -- vila 20090817)
2974
if fork_decorator not in decorators:
2975
decorators.append(CountingDecorator)
2976
for decorator in decorators:
2977
suite = decorator(suite)
2979
# Done after test suite decoration to allow randomisation etc
2980
# to take effect, though that is of marginal benefit.
2982
stream.write("Listing tests only ...\n")
2983
for t in iter_suite_tests(suite):
2984
stream.write("%s\n" % (t.id()))
2275
# Initialise the random number generator and display the seed used.
2276
# We convert the seed to a long to make it reuseable across invocations.
2277
random_order = False
2278
if random_seed is not None:
2280
if random_seed == "now":
2281
random_seed = long(time.time())
2283
# Convert the seed to a long if we can
2285
random_seed = long(random_seed)
2288
runner.stream.writeln("Randomizing test order using seed %s\n" %
2290
random.seed(random_seed)
2291
# Customise the list of tests if requested
2292
if pattern != '.*' or exclude_pattern is not None or random_order:
2293
if matching_tests_first:
2294
suite = sort_suite_by_re(suite, pattern, exclude_pattern,
2297
suite = filter_suite_by_re(suite, pattern, exclude_pattern,
2986
2299
result = runner.run(suite)
2988
2302
return result.wasStrictlySuccessful()
2990
return result.wasSuccessful()
2993
# A registry where get() returns a suite decorator.
2994
parallel_registry = registry.Registry()
2997
def fork_decorator(suite):
2998
concurrency = osutils.local_concurrency()
2999
if concurrency == 1:
3001
from testtools import ConcurrentTestSuite
3002
return ConcurrentTestSuite(suite, fork_for_tests)
3003
parallel_registry.register('fork', fork_decorator)
3006
def subprocess_decorator(suite):
3007
concurrency = osutils.local_concurrency()
3008
if concurrency == 1:
3010
from testtools import ConcurrentTestSuite
3011
return ConcurrentTestSuite(suite, reinvoke_for_tests)
3012
parallel_registry.register('subprocess', subprocess_decorator)
3015
def exclude_tests(exclude_pattern):
3016
"""Return a test suite decorator that excludes tests."""
3017
if exclude_pattern is None:
3018
return identity_decorator
3019
def decorator(suite):
3020
return ExcludeDecorator(suite, exclude_pattern)
3024
def filter_tests(pattern):
3026
return identity_decorator
3027
def decorator(suite):
3028
return FilterTestsDecorator(suite, pattern)
3032
def random_order(random_seed, runner):
3033
"""Return a test suite decorator factory for randomising tests order.
3035
:param random_seed: now, a string which casts to a long, or a long.
3036
:param runner: A test runner with a stream attribute to report on.
3038
if random_seed is None:
3039
return identity_decorator
3040
def decorator(suite):
3041
return RandomDecorator(suite, random_seed, runner.stream)
3045
def tests_first(pattern):
3047
return identity_decorator
3048
def decorator(suite):
3049
return TestFirstDecorator(suite, pattern)
3053
def identity_decorator(suite):
3058
class TestDecorator(TestSuite):
3059
"""A decorator for TestCase/TestSuite objects.
3061
Usually, subclasses should override __iter__(used when flattening test
3062
suites), which we do to filter, reorder, parallelise and so on, run() and
3066
def __init__(self, suite):
3067
TestSuite.__init__(self)
3070
def countTestCases(self):
3073
cases += test.countTestCases()
3080
def run(self, result):
3081
# Use iteration on self, not self._tests, to allow subclasses to hook
3084
if result.shouldStop:
3090
class CountingDecorator(TestDecorator):
3091
"""A decorator which calls result.progress(self.countTestCases)."""
3093
def run(self, result):
3094
progress_method = getattr(result, 'progress', None)
3095
if callable(progress_method):
3096
progress_method(self.countTestCases(), SUBUNIT_SEEK_SET)
3097
return super(CountingDecorator, self).run(result)
3100
class ExcludeDecorator(TestDecorator):
3101
"""A decorator which excludes test matching an exclude pattern."""
3103
def __init__(self, suite, exclude_pattern):
3104
TestDecorator.__init__(self, suite)
3105
self.exclude_pattern = exclude_pattern
3106
self.excluded = False
3110
return iter(self._tests)
3111
self.excluded = True
3112
suite = exclude_tests_by_re(self, self.exclude_pattern)
3114
self.addTests(suite)
3115
return iter(self._tests)
3118
class FilterTestsDecorator(TestDecorator):
3119
"""A decorator which filters tests to those matching a pattern."""
3121
def __init__(self, suite, pattern):
3122
TestDecorator.__init__(self, suite)
3123
self.pattern = pattern
3124
self.filtered = False
3128
return iter(self._tests)
3129
self.filtered = True
3130
suite = filter_suite_by_re(self, self.pattern)
3132
self.addTests(suite)
3133
return iter(self._tests)
3136
class RandomDecorator(TestDecorator):
3137
"""A decorator which randomises the order of its tests."""
3139
def __init__(self, suite, random_seed, stream):
3140
TestDecorator.__init__(self, suite)
3141
self.random_seed = random_seed
3142
self.randomised = False
3143
self.stream = stream
3147
return iter(self._tests)
3148
self.randomised = True
3149
self.stream.write("Randomizing test order using seed %s\n\n" %
3150
(self.actual_seed()))
3151
# Initialise the random number generator.
3152
random.seed(self.actual_seed())
3153
suite = randomize_suite(self)
3155
self.addTests(suite)
3156
return iter(self._tests)
3158
def actual_seed(self):
3159
if self.random_seed == "now":
3160
# We convert the seed to a long to make it reuseable across
3161
# invocations (because the user can reenter it).
3162
self.random_seed = long(time.time())
3164
# Convert the seed to a long if we can
3166
self.random_seed = long(self.random_seed)
3169
return self.random_seed
3172
class TestFirstDecorator(TestDecorator):
3173
"""A decorator which moves named tests to the front."""
3175
def __init__(self, suite, pattern):
3176
TestDecorator.__init__(self, suite)
3177
self.pattern = pattern
3178
self.filtered = False
3182
return iter(self._tests)
3183
self.filtered = True
3184
suites = split_suite_by_re(self, self.pattern)
3186
self.addTests(suites)
3187
return iter(self._tests)
3190
def partition_tests(suite, count):
3191
"""Partition suite into count lists of tests."""
3193
tests = list(iter_suite_tests(suite))
3194
tests_per_process = int(math.ceil(float(len(tests)) / count))
3195
for block in range(count):
3196
low_test = block * tests_per_process
3197
high_test = low_test + tests_per_process
3198
process_tests = tests[low_test:high_test]
3199
result.append(process_tests)
3203
def workaround_zealous_crypto_random():
3204
"""Crypto.Random want to help us being secure, but we don't care here.
3206
This workaround some test failure related to the sftp server. Once paramiko
3207
stop using the controversial API in Crypto.Random, we may get rid of it.
3210
from Crypto.Random import atfork
3216
def fork_for_tests(suite):
3217
"""Take suite and start up one runner per CPU by forking()
3219
:return: An iterable of TestCase-like objects which can each have
3220
run(result) called on them to feed tests to result.
3222
concurrency = osutils.local_concurrency()
3224
from subunit import TestProtocolClient, ProtocolTestCase
3225
from subunit.test_results import AutoTimingTestResultDecorator
3226
class TestInOtherProcess(ProtocolTestCase):
3227
# Should be in subunit, I think. RBC.
3228
def __init__(self, stream, pid):
3229
ProtocolTestCase.__init__(self, stream)
3232
def run(self, result):
3234
ProtocolTestCase.run(self, result)
3236
os.waitpid(self.pid, 0)
3238
test_blocks = partition_tests(suite, concurrency)
3239
for process_tests in test_blocks:
3240
process_suite = TestSuite()
3241
process_suite.addTests(process_tests)
3242
c2pread, c2pwrite = os.pipe()
3245
workaround_zealous_crypto_random()
3248
# Leave stderr and stdout open so we can see test noise
3249
# Close stdin so that the child goes away if it decides to
3250
# read from stdin (otherwise its a roulette to see what
3251
# child actually gets keystrokes for pdb etc).
3254
stream = os.fdopen(c2pwrite, 'wb', 1)
3255
subunit_result = AutoTimingTestResultDecorator(
3256
TestProtocolClient(stream))
3257
process_suite.run(subunit_result)
3262
stream = os.fdopen(c2pread, 'rb', 1)
3263
test = TestInOtherProcess(stream, pid)
3268
def reinvoke_for_tests(suite):
3269
"""Take suite and start up one runner per CPU using subprocess().
3271
:return: An iterable of TestCase-like objects which can each have
3272
run(result) called on them to feed tests to result.
3274
concurrency = osutils.local_concurrency()
3276
from subunit import ProtocolTestCase
3277
class TestInSubprocess(ProtocolTestCase):
3278
def __init__(self, process, name):
3279
ProtocolTestCase.__init__(self, process.stdout)
3280
self.process = process
3281
self.process.stdin.close()
3284
def run(self, result):
3286
ProtocolTestCase.run(self, result)
3289
os.unlink(self.name)
3290
# print "pid %d finished" % finished_process
3291
test_blocks = partition_tests(suite, concurrency)
3292
for process_tests in test_blocks:
3293
# ugly; currently reimplement rather than reuses TestCase methods.
3294
bzr_path = os.path.dirname(os.path.dirname(bzrlib.__file__))+'/bzr'
3295
if not os.path.isfile(bzr_path):
3296
# We are probably installed. Assume sys.argv is the right file
3297
bzr_path = sys.argv[0]
3298
bzr_path = [bzr_path]
3299
if sys.platform == "win32":
3300
# if we're on windows, we can't execute the bzr script directly
3301
bzr_path = [sys.executable] + bzr_path
3302
fd, test_list_file_name = tempfile.mkstemp()
3303
test_list_file = os.fdopen(fd, 'wb', 1)
3304
for test in process_tests:
3305
test_list_file.write(test.id() + '\n')
3306
test_list_file.close()
3308
argv = bzr_path + ['selftest', '--load-list', test_list_file_name,
3310
if '--no-plugins' in sys.argv:
3311
argv.append('--no-plugins')
3312
# stderr=STDOUT would be ideal, but until we prevent noise on
3313
# stderr it can interrupt the subunit protocol.
3314
process = Popen(argv, stdin=PIPE, stdout=PIPE, stderr=PIPE,
3316
test = TestInSubprocess(process, test_list_file_name)
3319
os.unlink(test_list_file_name)
3324
class ForwardingResult(unittest.TestResult):
3326
def __init__(self, target):
3327
unittest.TestResult.__init__(self)
3328
self.result = target
3330
def startTest(self, test):
3331
self.result.startTest(test)
3333
def stopTest(self, test):
3334
self.result.stopTest(test)
3336
def startTestRun(self):
3337
self.result.startTestRun()
3339
def stopTestRun(self):
3340
self.result.stopTestRun()
3342
def addSkip(self, test, reason):
3343
self.result.addSkip(test, reason)
3345
def addSuccess(self, test):
3346
self.result.addSuccess(test)
3348
def addError(self, test, err):
3349
self.result.addError(test, err)
3351
def addFailure(self, test, err):
3352
self.result.addFailure(test, err)
3353
ForwardingResult = testtools.ExtendedToOriginalDecorator
3356
class ProfileResult(ForwardingResult):
3357
"""Generate profiling data for all activity between start and success.
3359
The profile data is appended to the test's _benchcalls attribute and can
3360
be accessed by the forwarded-to TestResult.
3362
While it might be cleaner do accumulate this in stopTest, addSuccess is
3363
where our existing output support for lsprof is, and this class aims to
3364
fit in with that: while it could be moved it's not necessary to accomplish
3365
test profiling, nor would it be dramatically cleaner.
3368
def startTest(self, test):
3369
self.profiler = bzrlib.lsprof.BzrProfiler()
3370
self.profiler.start()
3371
ForwardingResult.startTest(self, test)
3373
def addSuccess(self, test):
3374
stats = self.profiler.stop()
3376
calls = test._benchcalls
3377
except AttributeError:
3378
test._benchcalls = []
3379
calls = test._benchcalls
3380
calls.append(((test.id(), "", ""), stats))
3381
ForwardingResult.addSuccess(self, test)
3383
def stopTest(self, test):
3384
ForwardingResult.stopTest(self, test)
3385
self.profiler = None
3388
# Controlled by "bzr selftest -E=..." option
3389
# Currently supported:
3390
# -Eallow_debug Will no longer clear debug.debug_flags() so it
3391
# preserves any flags supplied at the command line.
3392
# -Edisable_lock_checks Turns errors in mismatched locks into simple prints
3393
# rather than failing tests. And no longer raise
3394
# LockContention when fctnl locks are not being used
3395
# with proper exclusion rules.
3396
selftest_debug_flags = set()
2304
return result.wasSuccessful()
3399
2307
def selftest(verbose=False, pattern=".*", stop_on_failure=True,
3459
2341
list_only=list_only,
3460
2342
random_seed=random_seed,
3461
2343
exclude_pattern=exclude_pattern,
3463
runner_class=runner_class,
3464
suite_decorators=suite_decorators,
3466
result_decorators=result_decorators,
3469
2346
default_transport = old_transport
3470
selftest_debug_flags = old_debug_flags
3473
def load_test_id_list(file_name):
3474
"""Load a test id list from a text file.
3476
The format is one test id by line. No special care is taken to impose
3477
strict rules, these test ids are used to filter the test suite so a test id
3478
that do not match an existing test will do no harm. This allows user to add
3479
comments, leave blank lines, etc.
3483
ftest = open(file_name, 'rt')
3485
if e.errno != errno.ENOENT:
3488
raise errors.NoSuchFile(file_name)
3490
for test_name in ftest.readlines():
3491
test_list.append(test_name.strip())
3496
def suite_matches_id_list(test_suite, id_list):
3497
"""Warns about tests not appearing or appearing more than once.
3499
:param test_suite: A TestSuite object.
3500
:param test_id_list: The list of test ids that should be found in
3503
:return: (absents, duplicates) absents is a list containing the test found
3504
in id_list but not in test_suite, duplicates is a list containing the
3505
test found multiple times in test_suite.
3507
When using a prefined test id list, it may occurs that some tests do not
3508
exist anymore or that some tests use the same id. This function warns the
3509
tester about potential problems in his workflow (test lists are volatile)
3510
or in the test suite itself (using the same id for several tests does not
3511
help to localize defects).
3513
# Build a dict counting id occurrences
3515
for test in iter_suite_tests(test_suite):
3517
tests[id] = tests.get(id, 0) + 1
3522
occurs = tests.get(id, 0)
3524
not_found.append(id)
3526
duplicates.append(id)
3528
return not_found, duplicates
3531
class TestIdList(object):
3532
"""Test id list to filter a test suite.
3534
Relying on the assumption that test ids are built as:
3535
<module>[.<class>.<method>][(<param>+)], <module> being in python dotted
3536
notation, this class offers methods to :
3537
- avoid building a test suite for modules not refered to in the test list,
3538
- keep only the tests listed from the module test suite.
3541
def __init__(self, test_id_list):
3542
# When a test suite needs to be filtered against us we compare test ids
3543
# for equality, so a simple dict offers a quick and simple solution.
3544
self.tests = dict().fromkeys(test_id_list, True)
3546
# While unittest.TestCase have ids like:
3547
# <module>.<class>.<method>[(<param+)],
3548
# doctest.DocTestCase can have ids like:
3551
# <module>.<function>
3552
# <module>.<class>.<method>
3554
# Since we can't predict a test class from its name only, we settle on
3555
# a simple constraint: a test id always begins with its module name.
3558
for test_id in test_id_list:
3559
parts = test_id.split('.')
3560
mod_name = parts.pop(0)
3561
modules[mod_name] = True
3563
mod_name += '.' + part
3564
modules[mod_name] = True
3565
self.modules = modules
3567
def refers_to(self, module_name):
3568
"""Is there tests for the module or one of its sub modules."""
3569
return self.modules.has_key(module_name)
3571
def includes(self, test_id):
3572
return self.tests.has_key(test_id)
3575
class TestPrefixAliasRegistry(registry.Registry):
3576
"""A registry for test prefix aliases.
3578
This helps implement shorcuts for the --starting-with selftest
3579
option. Overriding existing prefixes is not allowed but not fatal (a
3580
warning will be emitted).
3583
def register(self, key, obj, help=None, info=None,
3584
override_existing=False):
3585
"""See Registry.register.
3587
Trying to override an existing alias causes a warning to be emitted,
3588
not a fatal execption.
3591
super(TestPrefixAliasRegistry, self).register(
3592
key, obj, help=help, info=info, override_existing=False)
3594
actual = self.get(key)
3595
note('Test prefix alias %s is already used for %s, ignoring %s'
3596
% (key, actual, obj))
3598
def resolve_alias(self, id_start):
3599
"""Replace the alias by the prefix in the given string.
3601
Using an unknown prefix is an error to help catching typos.
3603
parts = id_start.split('.')
3605
parts[0] = self.get(parts[0])
3607
raise errors.BzrCommandError(
3608
'%s is not a known test prefix alias' % parts[0])
3609
return '.'.join(parts)
3612
test_prefix_alias_registry = TestPrefixAliasRegistry()
3613
"""Registry of test prefix aliases."""
3616
# This alias allows to detect typos ('bzrlin.') by making all valid test ids
3617
# appear prefixed ('bzrlib.' is "replaced" by 'bzrlib.').
3618
test_prefix_alias_registry.register('bzrlib', 'bzrlib')
3620
# Obvious highest levels prefixes, feel free to add your own via a plugin
3621
test_prefix_alias_registry.register('bd', 'bzrlib.doc')
3622
test_prefix_alias_registry.register('bu', 'bzrlib.utils')
3623
test_prefix_alias_registry.register('bt', 'bzrlib.tests')
3624
test_prefix_alias_registry.register('bb', 'bzrlib.tests.blackbox')
3625
test_prefix_alias_registry.register('bp', 'bzrlib.plugins')
3628
def _test_suite_testmod_names():
3629
"""Return the standard list of test module names to test."""
3632
'bzrlib.tests.blackbox',
3633
'bzrlib.tests.commands',
3634
'bzrlib.tests.per_branch',
3635
'bzrlib.tests.per_bzrdir',
3636
'bzrlib.tests.per_bzrdir_colo',
3637
'bzrlib.tests.per_foreign_vcs',
3638
'bzrlib.tests.per_interrepository',
3639
'bzrlib.tests.per_intertree',
3640
'bzrlib.tests.per_inventory',
3641
'bzrlib.tests.per_interbranch',
3642
'bzrlib.tests.per_lock',
3643
'bzrlib.tests.per_merger',
3644
'bzrlib.tests.per_transport',
3645
'bzrlib.tests.per_tree',
3646
'bzrlib.tests.per_pack_repository',
3647
'bzrlib.tests.per_repository',
3648
'bzrlib.tests.per_repository_chk',
3649
'bzrlib.tests.per_repository_reference',
3650
'bzrlib.tests.per_uifactory',
3651
'bzrlib.tests.per_versionedfile',
3652
'bzrlib.tests.per_workingtree',
3653
'bzrlib.tests.test__annotator',
3654
'bzrlib.tests.test__bencode',
3655
'bzrlib.tests.test__chk_map',
3656
'bzrlib.tests.test__dirstate_helpers',
3657
'bzrlib.tests.test__groupcompress',
3658
'bzrlib.tests.test__known_graph',
3659
'bzrlib.tests.test__rio',
3660
'bzrlib.tests.test__simple_set',
3661
'bzrlib.tests.test__static_tuple',
3662
'bzrlib.tests.test__walkdirs_win32',
3663
'bzrlib.tests.test_ancestry',
3664
'bzrlib.tests.test_annotate',
3665
'bzrlib.tests.test_api',
3666
'bzrlib.tests.test_atomicfile',
3667
'bzrlib.tests.test_bad_files',
3668
'bzrlib.tests.test_bisect_multi',
3669
'bzrlib.tests.test_branch',
3670
'bzrlib.tests.test_branchbuilder',
3671
'bzrlib.tests.test_btree_index',
3672
'bzrlib.tests.test_bugtracker',
3673
'bzrlib.tests.test_bundle',
3674
'bzrlib.tests.test_bzrdir',
3675
'bzrlib.tests.test__chunks_to_lines',
3676
'bzrlib.tests.test_cache_utf8',
3677
'bzrlib.tests.test_chk_map',
3678
'bzrlib.tests.test_chk_serializer',
3679
'bzrlib.tests.test_chunk_writer',
3680
'bzrlib.tests.test_clean_tree',
3681
'bzrlib.tests.test_cleanup',
3682
'bzrlib.tests.test_cmdline',
3683
'bzrlib.tests.test_commands',
3684
'bzrlib.tests.test_commit',
3685
'bzrlib.tests.test_commit_merge',
3686
'bzrlib.tests.test_config',
3687
'bzrlib.tests.test_conflicts',
3688
'bzrlib.tests.test_counted_lock',
3689
'bzrlib.tests.test_crash',
3690
'bzrlib.tests.test_decorators',
3691
'bzrlib.tests.test_delta',
3692
'bzrlib.tests.test_debug',
3693
'bzrlib.tests.test_deprecated_graph',
3694
'bzrlib.tests.test_diff',
3695
'bzrlib.tests.test_directory_service',
3696
'bzrlib.tests.test_dirstate',
3697
'bzrlib.tests.test_email_message',
3698
'bzrlib.tests.test_eol_filters',
3699
'bzrlib.tests.test_errors',
3700
'bzrlib.tests.test_export',
3701
'bzrlib.tests.test_extract',
3702
'bzrlib.tests.test_fetch',
3703
'bzrlib.tests.test_fifo_cache',
3704
'bzrlib.tests.test_filters',
3705
'bzrlib.tests.test_ftp_transport',
3706
'bzrlib.tests.test_foreign',
3707
'bzrlib.tests.test_generate_docs',
3708
'bzrlib.tests.test_generate_ids',
3709
'bzrlib.tests.test_globbing',
3710
'bzrlib.tests.test_gpg',
3711
'bzrlib.tests.test_graph',
3712
'bzrlib.tests.test_groupcompress',
3713
'bzrlib.tests.test_hashcache',
3714
'bzrlib.tests.test_help',
3715
'bzrlib.tests.test_hooks',
3716
'bzrlib.tests.test_http',
3717
'bzrlib.tests.test_http_response',
3718
'bzrlib.tests.test_https_ca_bundle',
3719
'bzrlib.tests.test_identitymap',
3720
'bzrlib.tests.test_ignores',
3721
'bzrlib.tests.test_index',
3722
'bzrlib.tests.test_import_tariff',
3723
'bzrlib.tests.test_info',
3724
'bzrlib.tests.test_inv',
3725
'bzrlib.tests.test_inventory_delta',
3726
'bzrlib.tests.test_knit',
3727
'bzrlib.tests.test_lazy_import',
3728
'bzrlib.tests.test_lazy_regex',
3729
'bzrlib.tests.test_lock',
3730
'bzrlib.tests.test_lockable_files',
3731
'bzrlib.tests.test_lockdir',
3732
'bzrlib.tests.test_log',
3733
'bzrlib.tests.test_lru_cache',
3734
'bzrlib.tests.test_lsprof',
3735
'bzrlib.tests.test_mail_client',
3736
'bzrlib.tests.test_memorytree',
3737
'bzrlib.tests.test_merge',
3738
'bzrlib.tests.test_merge3',
3739
'bzrlib.tests.test_merge_core',
3740
'bzrlib.tests.test_merge_directive',
3741
'bzrlib.tests.test_missing',
3742
'bzrlib.tests.test_msgeditor',
3743
'bzrlib.tests.test_multiparent',
3744
'bzrlib.tests.test_mutabletree',
3745
'bzrlib.tests.test_nonascii',
3746
'bzrlib.tests.test_options',
3747
'bzrlib.tests.test_osutils',
3748
'bzrlib.tests.test_osutils_encodings',
3749
'bzrlib.tests.test_pack',
3750
'bzrlib.tests.test_patch',
3751
'bzrlib.tests.test_patches',
3752
'bzrlib.tests.test_permissions',
3753
'bzrlib.tests.test_plugins',
3754
'bzrlib.tests.test_progress',
3755
'bzrlib.tests.test_read_bundle',
3756
'bzrlib.tests.test_reconcile',
3757
'bzrlib.tests.test_reconfigure',
3758
'bzrlib.tests.test_registry',
3759
'bzrlib.tests.test_remote',
3760
'bzrlib.tests.test_rename_map',
3761
'bzrlib.tests.test_repository',
3762
'bzrlib.tests.test_revert',
3763
'bzrlib.tests.test_revision',
3764
'bzrlib.tests.test_revisionspec',
3765
'bzrlib.tests.test_revisiontree',
3766
'bzrlib.tests.test_rio',
3767
'bzrlib.tests.test_rules',
3768
'bzrlib.tests.test_sampler',
3769
'bzrlib.tests.test_script',
3770
'bzrlib.tests.test_selftest',
3771
'bzrlib.tests.test_serializer',
3772
'bzrlib.tests.test_setup',
3773
'bzrlib.tests.test_sftp_transport',
3774
'bzrlib.tests.test_shelf',
3775
'bzrlib.tests.test_shelf_ui',
3776
'bzrlib.tests.test_smart',
3777
'bzrlib.tests.test_smart_add',
3778
'bzrlib.tests.test_smart_request',
3779
'bzrlib.tests.test_smart_transport',
3780
'bzrlib.tests.test_smtp_connection',
3781
'bzrlib.tests.test_source',
3782
'bzrlib.tests.test_ssh_transport',
3783
'bzrlib.tests.test_status',
3784
'bzrlib.tests.test_store',
3785
'bzrlib.tests.test_strace',
3786
'bzrlib.tests.test_subsume',
3787
'bzrlib.tests.test_switch',
3788
'bzrlib.tests.test_symbol_versioning',
3789
'bzrlib.tests.test_tag',
3790
'bzrlib.tests.test_testament',
3791
'bzrlib.tests.test_textfile',
3792
'bzrlib.tests.test_textmerge',
3793
'bzrlib.tests.test_timestamp',
3794
'bzrlib.tests.test_trace',
3795
'bzrlib.tests.test_transactions',
3796
'bzrlib.tests.test_transform',
3797
'bzrlib.tests.test_transport',
3798
'bzrlib.tests.test_transport_log',
3799
'bzrlib.tests.test_tree',
3800
'bzrlib.tests.test_treebuilder',
3801
'bzrlib.tests.test_tsort',
3802
'bzrlib.tests.test_tuned_gzip',
3803
'bzrlib.tests.test_ui',
3804
'bzrlib.tests.test_uncommit',
3805
'bzrlib.tests.test_upgrade',
3806
'bzrlib.tests.test_upgrade_stacked',
3807
'bzrlib.tests.test_urlutils',
3808
'bzrlib.tests.test_version',
3809
'bzrlib.tests.test_version_info',
3810
'bzrlib.tests.test_weave',
3811
'bzrlib.tests.test_whitebox',
3812
'bzrlib.tests.test_win32utils',
3813
'bzrlib.tests.test_workingtree',
3814
'bzrlib.tests.test_workingtree_4',
3815
'bzrlib.tests.test_wsgi',
3816
'bzrlib.tests.test_xml',
3820
def _test_suite_modules_to_doctest():
3821
"""Return the list of modules to doctest."""
3823
# GZ 2009-03-31: No docstrings with -OO so there's nothing to doctest
3827
'bzrlib.branchbuilder',
3828
'bzrlib.decorators',
3831
'bzrlib.iterablefile',
3835
'bzrlib.symbol_versioning',
3838
'bzrlib.version_info_formats.format_custom',
3842
def test_suite(keep_only=None, starting_with=None):
3843
2350
"""Build and return TestSuite for the whole of bzrlib.
3845
:param keep_only: A list of test ids limiting the suite returned.
3847
:param starting_with: An id limiting the suite returned to the tests
3850
2352
This function can be replaced if you need to change the default test
3851
2353
suite on a global basis, but it is not encouraged.
2356
'bzrlib.util.tests.test_bencode',
2357
'bzrlib.tests.test__dirstate_helpers',
2358
'bzrlib.tests.test_ancestry',
2359
'bzrlib.tests.test_annotate',
2360
'bzrlib.tests.test_api',
2361
'bzrlib.tests.test_atomicfile',
2362
'bzrlib.tests.test_bad_files',
2363
'bzrlib.tests.test_branch',
2364
'bzrlib.tests.test_branchbuilder',
2365
'bzrlib.tests.test_bugtracker',
2366
'bzrlib.tests.test_bundle',
2367
'bzrlib.tests.test_bzrdir',
2368
'bzrlib.tests.test_cache_utf8',
2369
'bzrlib.tests.test_commands',
2370
'bzrlib.tests.test_commit',
2371
'bzrlib.tests.test_commit_merge',
2372
'bzrlib.tests.test_config',
2373
'bzrlib.tests.test_conflicts',
2374
'bzrlib.tests.test_counted_lock',
2375
'bzrlib.tests.test_decorators',
2376
'bzrlib.tests.test_delta',
2377
'bzrlib.tests.test_deprecated_graph',
2378
'bzrlib.tests.test_diff',
2379
'bzrlib.tests.test_dirstate',
2380
'bzrlib.tests.test_email_message',
2381
'bzrlib.tests.test_errors',
2382
'bzrlib.tests.test_escaped_store',
2383
'bzrlib.tests.test_extract',
2384
'bzrlib.tests.test_fetch',
2385
'bzrlib.tests.test_ftp_transport',
2386
'bzrlib.tests.test_generate_docs',
2387
'bzrlib.tests.test_generate_ids',
2388
'bzrlib.tests.test_globbing',
2389
'bzrlib.tests.test_gpg',
2390
'bzrlib.tests.test_graph',
2391
'bzrlib.tests.test_hashcache',
2392
'bzrlib.tests.test_help',
2393
'bzrlib.tests.test_hooks',
2394
'bzrlib.tests.test_http',
2395
'bzrlib.tests.test_http_response',
2396
'bzrlib.tests.test_https_ca_bundle',
2397
'bzrlib.tests.test_identitymap',
2398
'bzrlib.tests.test_ignores',
2399
'bzrlib.tests.test_index',
2400
'bzrlib.tests.test_info',
2401
'bzrlib.tests.test_inv',
2402
'bzrlib.tests.test_knit',
2403
'bzrlib.tests.test_lazy_import',
2404
'bzrlib.tests.test_lazy_regex',
2405
'bzrlib.tests.test_lockdir',
2406
'bzrlib.tests.test_lockable_files',
2407
'bzrlib.tests.test_log',
2408
'bzrlib.tests.test_lsprof',
2409
'bzrlib.tests.test_mail_client',
2410
'bzrlib.tests.test_memorytree',
2411
'bzrlib.tests.test_merge',
2412
'bzrlib.tests.test_merge3',
2413
'bzrlib.tests.test_merge_core',
2414
'bzrlib.tests.test_merge_directive',
2415
'bzrlib.tests.test_missing',
2416
'bzrlib.tests.test_msgeditor',
2417
'bzrlib.tests.test_multiparent',
2418
'bzrlib.tests.test_nonascii',
2419
'bzrlib.tests.test_options',
2420
'bzrlib.tests.test_osutils',
2421
'bzrlib.tests.test_osutils_encodings',
2422
'bzrlib.tests.test_pack',
2423
'bzrlib.tests.test_patch',
2424
'bzrlib.tests.test_patches',
2425
'bzrlib.tests.test_permissions',
2426
'bzrlib.tests.test_plugins',
2427
'bzrlib.tests.test_progress',
2428
'bzrlib.tests.test_reconcile',
2429
'bzrlib.tests.test_registry',
2430
'bzrlib.tests.test_remote',
2431
'bzrlib.tests.test_repository',
2432
'bzrlib.tests.test_revert',
2433
'bzrlib.tests.test_revision',
2434
'bzrlib.tests.test_revisionnamespaces',
2435
'bzrlib.tests.test_revisiontree',
2436
'bzrlib.tests.test_rio',
2437
'bzrlib.tests.test_sampler',
2438
'bzrlib.tests.test_selftest',
2439
'bzrlib.tests.test_setup',
2440
'bzrlib.tests.test_sftp_transport',
2441
'bzrlib.tests.test_smart',
2442
'bzrlib.tests.test_smart_add',
2443
'bzrlib.tests.test_smart_transport',
2444
'bzrlib.tests.test_smtp_connection',
2445
'bzrlib.tests.test_source',
2446
'bzrlib.tests.test_ssh_transport',
2447
'bzrlib.tests.test_status',
2448
'bzrlib.tests.test_store',
2449
'bzrlib.tests.test_strace',
2450
'bzrlib.tests.test_subsume',
2451
'bzrlib.tests.test_symbol_versioning',
2452
'bzrlib.tests.test_tag',
2453
'bzrlib.tests.test_testament',
2454
'bzrlib.tests.test_textfile',
2455
'bzrlib.tests.test_textmerge',
2456
'bzrlib.tests.test_timestamp',
2457
'bzrlib.tests.test_trace',
2458
'bzrlib.tests.test_transactions',
2459
'bzrlib.tests.test_transform',
2460
'bzrlib.tests.test_transport',
2461
'bzrlib.tests.test_tree',
2462
'bzrlib.tests.test_treebuilder',
2463
'bzrlib.tests.test_tsort',
2464
'bzrlib.tests.test_tuned_gzip',
2465
'bzrlib.tests.test_ui',
2466
'bzrlib.tests.test_upgrade',
2467
'bzrlib.tests.test_urlutils',
2468
'bzrlib.tests.test_versionedfile',
2469
'bzrlib.tests.test_version',
2470
'bzrlib.tests.test_version_info',
2471
'bzrlib.tests.test_weave',
2472
'bzrlib.tests.test_whitebox',
2473
'bzrlib.tests.test_win32utils',
2474
'bzrlib.tests.test_workingtree',
2475
'bzrlib.tests.test_workingtree_4',
2476
'bzrlib.tests.test_wsgi',
2477
'bzrlib.tests.test_xml',
2479
test_transport_implementations = [
2480
'bzrlib.tests.test_transport_implementations',
2481
'bzrlib.tests.test_read_bundle',
2483
suite = TestUtil.TestSuite()
3854
2484
loader = TestUtil.TestLoader()
3856
if keep_only is not None:
3857
id_filter = TestIdList(keep_only)
3859
# We take precedence over keep_only because *at loading time* using
3860
# both options means we will load less tests for the same final result.
3861
def interesting_module(name):
3862
for start in starting_with:
3864
# Either the module name starts with the specified string
3865
name.startswith(start)
3866
# or it may contain tests starting with the specified string
3867
or start.startswith(name)
3871
loader = TestUtil.FilteredByModuleTestLoader(interesting_module)
3873
elif keep_only is not None:
3874
loader = TestUtil.FilteredByModuleTestLoader(id_filter.refers_to)
3875
def interesting_module(name):
3876
return id_filter.refers_to(name)
3879
loader = TestUtil.TestLoader()
3880
def interesting_module(name):
3881
# No filtering, all modules are interesting
3884
suite = loader.suiteClass()
3886
# modules building their suite with loadTestsFromModuleNames
3887
suite.addTest(loader.loadTestsFromModuleNames(_test_suite_testmod_names()))
3889
for mod in _test_suite_modules_to_doctest():
3890
if not interesting_module(mod):
3891
# No tests to keep here, move along
2485
suite.addTest(loader.loadTestsFromModuleNames(testmod_names))
2486
from bzrlib.tests.test_transport_implementations import TransportTestProviderAdapter
2487
adapter = TransportTestProviderAdapter()
2488
adapt_modules(test_transport_implementations, adapter, loader, suite)
2489
for package in packages_to_test():
2490
suite.addTest(package.test_suite())
2491
for m in MODULES_TO_TEST:
2492
suite.addTest(loader.loadTestsFromModule(m))
2493
for m in MODULES_TO_DOCTEST:
3894
# note that this really does mean "report only" -- doctest
3895
# still runs the rest of the examples
3896
doc_suite = doctest.DocTestSuite(mod,
3897
optionflags=doctest.REPORT_ONLY_FIRST_FAILURE)
2495
suite.addTest(doctest.DocTestSuite(m))
3898
2496
except ValueError, e:
3899
print '**failed to get doctest for: %s\n%s' % (mod, e)
2497
print '**failed to get doctest for: %s\n%s' %(m,e)
3901
if len(doc_suite._tests) == 0:
3902
raise errors.BzrError("no doctests found in %s" % (mod,))
3903
suite.addTest(doc_suite)
3905
2499
default_encoding = sys.getdefaultencoding()
3906
2500
for name, plugin in bzrlib.plugin.plugins().items():
3907
if not interesting_module(plugin.module.__name__):
3909
plugin_suite = plugin.test_suite()
3910
# We used to catch ImportError here and turn it into just a warning,
3911
# but really if you don't have --no-plugins this should be a failure.
3912
# mbp 20080213 - see http://bugs.launchpad.net/bugs/189771
3913
if plugin_suite is None:
3914
plugin_suite = plugin.load_plugin_tests(loader)
3915
if plugin_suite is not None:
3916
suite.addTest(plugin_suite)
2502
plugin_suite = plugin.test_suite()
2503
except ImportError, e:
2504
bzrlib.trace.warning(
2505
'Unable to test plugin "%s": %s', name, e)
2507
if plugin_suite is not None:
2508
suite.addTest(plugin_suite)
3917
2509
if default_encoding != sys.getdefaultencoding():
3918
2510
bzrlib.trace.warning(
3919
2511
'Plugin "%s" tried to reset default encoding to: %s', name,
3920
2512
sys.getdefaultencoding())
3922
2514
sys.setdefaultencoding(default_encoding)
3924
if keep_only is not None:
3925
# Now that the referred modules have loaded their tests, keep only the
3927
suite = filter_suite_by_id_list(suite, id_filter)
3928
# Do some sanity checks on the id_list filtering
3929
not_found, duplicates = suite_matches_id_list(suite, keep_only)
3931
# The tester has used both keep_only and starting_with, so he is
3932
# already aware that some tests are excluded from the list, there
3933
# is no need to tell him which.
3936
# Some tests mentioned in the list are not in the test suite. The
3937
# list may be out of date, report to the tester.
3938
for id in not_found:
3939
bzrlib.trace.warning('"%s" not found in the test suite', id)
3940
for id in duplicates:
3941
bzrlib.trace.warning('"%s" is used as an id by several tests', id)
3946
def multiply_scenarios(scenarios_left, scenarios_right):
3947
"""Multiply two sets of scenarios.
3949
:returns: the cartesian product of the two sets of scenarios, that is
3950
a scenario for every possible combination of a left scenario and a
3954
('%s,%s' % (left_name, right_name),
3955
dict(left_dict.items() + right_dict.items()))
3956
for left_name, left_dict in scenarios_left
3957
for right_name, right_dict in scenarios_right]
3960
def multiply_tests(tests, scenarios, result):
3961
"""Multiply tests_list by scenarios into result.
3963
This is the core workhorse for test parameterisation.
3965
Typically the load_tests() method for a per-implementation test suite will
3966
call multiply_tests and return the result.
3968
:param tests: The tests to parameterise.
3969
:param scenarios: The scenarios to apply: pairs of (scenario_name,
2518
def multiply_tests_from_modules(module_name_list, scenario_iter):
2519
"""Adapt all tests in some given modules to given scenarios.
2521
This is the recommended public interface for test parameterization.
2522
Typically the test_suite() method for a per-implementation test
2523
suite will call multiply_tests_from_modules and return the
2526
:param module_name_list: List of fully-qualified names of test
2528
:param scenario_iter: Iterable of pairs of (scenario_name,
3970
2529
scenario_param_dict).
3971
:param result: A TestSuite to add created tests to.
3973
This returns the passed in result TestSuite with the cross product of all
3974
the tests repeated once for each scenario. Each test is adapted by adding
3975
the scenario name at the end of its id(), and updating the test object's
3976
__dict__ with the scenario_param_dict.
3978
>>> import bzrlib.tests.test_sampler
3979
>>> r = multiply_tests(
3980
... bzrlib.tests.test_sampler.DemoTest('test_nothing'),
3981
... [('one', dict(param=1)),
3982
... ('two', dict(param=2))],
2531
This returns a new TestSuite containing the cross product of
2532
all the tests in all the modules, each repeated for each scenario.
2533
Each test is adapted by adding the scenario name at the end
2534
of its name, and updating the test object's __dict__ with the
2535
scenario_param_dict.
2537
>>> r = multiply_tests_from_modules(
2538
... ['bzrlib.tests.test_sampler'],
2539
... [('one', dict(param=1)),
2540
... ('two', dict(param=2))])
3984
2541
>>> tests = list(iter_suite_tests(r))
4132
2613
return self.__class__.__name__
4135
class _SymlinkFeature(Feature):
4138
return osutils.has_symlinks()
4140
def feature_name(self):
4143
SymlinkFeature = _SymlinkFeature()
4146
class _HardlinkFeature(Feature):
4149
return osutils.has_hardlinks()
4151
def feature_name(self):
4154
HardlinkFeature = _HardlinkFeature()
4157
class _OsFifoFeature(Feature):
4160
return getattr(os, 'mkfifo', None)
4162
def feature_name(self):
4163
return 'filesystem fifos'
4165
OsFifoFeature = _OsFifoFeature()
4168
class _UnicodeFilenameFeature(Feature):
4169
"""Does the filesystem support Unicode filenames?"""
4173
# Check for character combinations unlikely to be covered by any
4174
# single non-unicode encoding. We use the characters
4175
# - greek small letter alpha (U+03B1) and
4176
# - braille pattern dots-123456 (U+283F).
4177
os.stat(u'\u03b1\u283f')
4178
except UnicodeEncodeError:
4180
except (IOError, OSError):
4181
# The filesystem allows the Unicode filename but the file doesn't
4185
# The filesystem allows the Unicode filename and the file exists,
4189
UnicodeFilenameFeature = _UnicodeFilenameFeature()
4192
class _CompatabilityThunkFeature(Feature):
4193
"""This feature is just a thunk to another feature.
4195
It issues a deprecation warning if it is accessed, to let you know that you
4196
should really use a different feature.
4199
def __init__(self, dep_version, module, name,
4200
replacement_name, replacement_module=None):
4201
super(_CompatabilityThunkFeature, self).__init__()
4202
self._module = module
4203
if replacement_module is None:
4204
replacement_module = module
4205
self._replacement_module = replacement_module
4207
self._replacement_name = replacement_name
4208
self._dep_version = dep_version
4209
self._feature = None
4212
if self._feature is None:
4213
depr_msg = self._dep_version % ('%s.%s'
4214
% (self._module, self._name))
4215
use_msg = ' Use %s.%s instead.' % (self._replacement_module,
4216
self._replacement_name)
4217
symbol_versioning.warn(depr_msg + use_msg, DeprecationWarning)
4218
# Import the new feature and use it as a replacement for the
4220
mod = __import__(self._replacement_module, {}, {},
4221
[self._replacement_name])
4222
self._feature = getattr(mod, self._replacement_name)
4226
return self._feature._probe()
4229
class ModuleAvailableFeature(Feature):
4230
"""This is a feature than describes a module we want to be available.
4232
Declare the name of the module in __init__(), and then after probing, the
4233
module will be available as 'self.module'.
4235
:ivar module: The module if it is available, else None.
4238
def __init__(self, module_name):
4239
super(ModuleAvailableFeature, self).__init__()
4240
self.module_name = module_name
4244
self._module = __import__(self.module_name, {}, {}, [''])
4251
if self.available(): # Make sure the probe has been done
4255
def feature_name(self):
4256
return self.module_name
4259
# This is kept here for compatibility, it is recommended to use
4260
# 'bzrlib.tests.feature.paramiko' instead
4261
ParamikoFeature = _CompatabilityThunkFeature(
4262
deprecated_in((2,1,0)),
4263
'bzrlib.tests.features', 'ParamikoFeature', 'paramiko')
4266
def probe_unicode_in_user_encoding():
4267
"""Try to encode several unicode strings to use in unicode-aware tests.
4268
Return first successfull match.
4270
:return: (unicode value, encoded plain string value) or (None, None)
4272
possible_vals = [u'm\xb5', u'\xe1', u'\u0410']
4273
for uni_val in possible_vals:
4275
str_val = uni_val.encode(osutils.get_user_encoding())
4276
except UnicodeEncodeError:
4277
# Try a different character
4280
return uni_val, str_val
4284
def probe_bad_non_ascii(encoding):
4285
"""Try to find [bad] character with code [128..255]
4286
that cannot be decoded to unicode in some encoding.
4287
Return None if all non-ascii characters is valid
4290
for i in xrange(128, 256):
4293
char.decode(encoding)
4294
except UnicodeDecodeError:
4299
class _HTTPSServerFeature(Feature):
4300
"""Some tests want an https Server, check if one is available.
4302
Right now, the only way this is available is under python2.6 which provides
4313
def feature_name(self):
4314
return 'HTTPSServer'
4317
HTTPSServerFeature = _HTTPSServerFeature()
4320
class _UnicodeFilename(Feature):
4321
"""Does the filesystem support Unicode filenames?"""
4326
except UnicodeEncodeError:
4328
except (IOError, OSError):
4329
# The filesystem allows the Unicode filename but the file doesn't
4333
# The filesystem allows the Unicode filename and the file exists,
4337
UnicodeFilename = _UnicodeFilename()
4340
class _UTF8Filesystem(Feature):
4341
"""Is the filesystem UTF-8?"""
4344
if osutils._fs_enc.upper() in ('UTF-8', 'UTF8'):
4348
UTF8Filesystem = _UTF8Filesystem()
4351
class _BreakinFeature(Feature):
4352
"""Does this platform support the breakin feature?"""
4355
from bzrlib import breakin
4356
if breakin.determine_signal() is None:
4358
if sys.platform == 'win32':
4359
# Windows doesn't have os.kill, and we catch the SIGBREAK signal.
4360
# We trigger SIGBREAK via a Console api so we need ctypes to
4361
# access the function
4368
def feature_name(self):
4369
return "SIGQUIT or SIGBREAK w/ctypes on win32"
4372
BreakinFeature = _BreakinFeature()
4375
class _CaseInsCasePresFilenameFeature(Feature):
4376
"""Is the file-system case insensitive, but case-preserving?"""
4379
fileno, name = tempfile.mkstemp(prefix='MixedCase')
4381
# first check truly case-preserving for created files, then check
4382
# case insensitive when opening existing files.
4383
name = osutils.normpath(name)
4384
base, rel = osutils.split(name)
4385
found_rel = osutils.canonical_relpath(base, name)
4386
return (found_rel == rel
4387
and os.path.isfile(name.upper())
4388
and os.path.isfile(name.lower()))
4393
def feature_name(self):
4394
return "case-insensitive case-preserving filesystem"
4396
CaseInsCasePresFilenameFeature = _CaseInsCasePresFilenameFeature()
4399
class _CaseInsensitiveFilesystemFeature(Feature):
4400
"""Check if underlying filesystem is case-insensitive but *not* case
4403
# Note that on Windows, Cygwin, MacOS etc, the file-systems are far
4404
# more likely to be case preserving, so this case is rare.
4407
if CaseInsCasePresFilenameFeature.available():
4410
if TestCaseWithMemoryTransport.TEST_ROOT is None:
4411
root = osutils.mkdtemp(prefix='testbzr-', suffix='.tmp')
4412
TestCaseWithMemoryTransport.TEST_ROOT = root
4414
root = TestCaseWithMemoryTransport.TEST_ROOT
4415
tdir = osutils.mkdtemp(prefix='case-sensitive-probe-', suffix='',
4417
name_a = osutils.pathjoin(tdir, 'a')
4418
name_A = osutils.pathjoin(tdir, 'A')
4420
result = osutils.isdir(name_A)
4421
_rmtree_temp_dir(tdir)
2616
class TestScenarioApplier(object):
2617
"""A tool to apply scenarios to tests."""
2619
def adapt(self, test):
2620
"""Return a TestSuite containing a copy of test for each scenario."""
2621
result = unittest.TestSuite()
2622
for scenario in self.scenarios:
2623
result.addTest(self.adapt_test_to_scenario(test, scenario))
4424
def feature_name(self):
4425
return 'case-insensitive filesystem'
4427
CaseInsensitiveFilesystemFeature = _CaseInsensitiveFilesystemFeature()
4430
class _CaseSensitiveFilesystemFeature(Feature):
4433
if CaseInsCasePresFilenameFeature.available():
4435
elif CaseInsensitiveFilesystemFeature.available():
4440
def feature_name(self):
4441
return 'case-sensitive filesystem'
4443
# new coding style is for feature instances to be lowercase
4444
case_sensitive_filesystem_feature = _CaseSensitiveFilesystemFeature()
4447
# Kept for compatibility, use bzrlib.tests.features.subunit instead
4448
SubUnitFeature = _CompatabilityThunkFeature(
4449
deprecated_in((2,1,0)),
4450
'bzrlib.tests.features', 'SubUnitFeature', 'subunit')
4451
# Only define SubUnitBzrRunner if subunit is available.
4453
from subunit import TestProtocolClient
4454
from subunit.test_results import AutoTimingTestResultDecorator
4455
class SubUnitBzrRunner(TextTestRunner):
4456
def run(self, test):
4457
result = AutoTimingTestResultDecorator(
4458
TestProtocolClient(self.stream))
4464
class _PosixPermissionsFeature(Feature):
4468
# create temporary file and check if specified perms are maintained.
4471
write_perms = stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR
4472
f = tempfile.mkstemp(prefix='bzr_perms_chk_')
4475
os.chmod(name, write_perms)
4477
read_perms = os.stat(name).st_mode & 0777
4479
return (write_perms == read_perms)
4481
return (os.name == 'posix') and has_perms()
4483
def feature_name(self):
4484
return 'POSIX permissions support'
4486
posix_permissions_feature = _PosixPermissionsFeature()
2626
def adapt_test_to_scenario(self, test, scenario):
2627
"""Copy test and apply scenario to it.
2629
:param test: A test to adapt.
2630
:param scenario: A tuple describing the scenarion.
2631
The first element of the tuple is the new test id.
2632
The second element is a dict containing attributes to set on the
2634
:return: The adapted test.
2636
from copy import deepcopy
2637
new_test = deepcopy(test)
2638
for name, value in scenario[1].items():
2639
setattr(new_test, name, value)
2640
new_id = "%s(%s)" % (new_test.id(), scenario[0])
2641
new_test.id = lambda: new_id
added
removed
bzrlib/tests/__init__.py
