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# Copyright (C) 2007 Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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"""OS Lock implementation tests for bzr.
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These test the conformance of all the lock variations to the expected API.
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from copy import deepcopy
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class TestCaseWithLock(tests.TestCaseWithTransport):
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class LockTestProviderAdapter(object):
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"""A tool to generate a suite testing multiple lock formats at once.
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This is done by copying the test once for each lock and injecting the
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read_lock and write_lock classes.
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They are also given a new test id.
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def __init__(self, lock_classes):
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self._lock_classes = lock_classes
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def _clone_test(self, test, write_lock, read_lock, variation):
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"""Clone test for adaption."""
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new_test = deepcopy(test)
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new_test.write_lock = write_lock
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new_test.read_lock = read_lock
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def make_new_test_id():
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new_id = "%s(%s)" % (test.id(), variation)
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new_test.id = make_new_test_id()
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def adapt(self, test):
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result = tests.TestSuite()
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for name, write_lock, read_lock in self._lock_classes:
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new_test = self._clone_test(test, write_lock, read_lock, name)
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result.addTest(new_test)
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result = tests.TestSuite()
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test_lock_implementations = [
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'bzrlib.tests.per_lock.test_lock',
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adapter = LockTestProviderAdapter(lock._lock_classes)
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loader = tests.TestLoader()
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tests.adapt_modules(test_lock_implementations, adapter, loader, result)