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# Copyright (C) 2007 Canonical Ltd
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""OS Lock implementation tests for bzr.
These test the conformance of all the lock variations to the expected API.
"""
from copy import deepcopy
from bzrlib import (
lock,
tests,
)
class TestCaseWithLock(tests.TestCaseWithTransport):
write_lock = None
read_lock = None
class LockTestProviderAdapter(object):
"""A tool to generate a suite testing multiple lock formats at once.
This is done by copying the test once for each lock and injecting the
read_lock and write_lock classes.
They are also given a new test id.
"""
def __init__(self, lock_classes):
self._lock_classes = lock_classes
def _clone_test(self, test, write_lock, read_lock, variation):
"""Clone test for adaption."""
new_test = deepcopy(test)
new_test.write_lock = write_lock
new_test.read_lock = read_lock
def make_new_test_id():
new_id = "%s(%s)" % (test.id(), variation)
return lambda: new_id
new_test.id = make_new_test_id()
return new_test
def adapt(self, test):
result = tests.TestSuite()
for name, write_lock, read_lock in self._lock_classes:
new_test = self._clone_test(test, write_lock, read_lock, name)
result.addTest(new_test)
return result
def load_tests(basic_tests, module, loader):
result = loader.suiteClass()
# add the tests for this module
result.addTests(basic_tests)
test_lock_implementations = [
'bzrlib.tests.per_lock.test_lock',
'bzrlib.tests.per_lock.test_temporary_write_lock',
]
adapter = LockTestProviderAdapter(lock._lock_classes)
# add the tests for the sub modules
tests.adapt_modules(test_lock_implementations, adapter, loader, result)
return result
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