# Copyright (C) 2006 Canonical Ltd
# Authors: Robert Collins <robert.collins@canonical.com>
#
# 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
from cStringIO import StringIO
import os
from bzrlib import (
errors,
ui,
)
from bzrlib.tests import TestNotApplicable
from bzrlib.tests.per_workingtree import TestCaseWithWorkingTree
class TestBreakLock(TestCaseWithWorkingTree):
def setUp(self):
super(TestBreakLock, self).setUp()
self.unused_workingtree = self.make_branch_and_tree('.')
self.workingtree = self.unused_workingtree.bzrdir.open_workingtree()
def test_unlocked(self):
# break lock when nothing is locked should just return
try:
self.workingtree.break_lock()
except NotImplementedError:
pass
def test_unlocked_repo_locked(self):
# break lock on the workingtree should try on the branch even
# if the workingtree isn't locked - and the easiest way
# to see if that happened is to lock the repo.
self.workingtree.branch.repository.lock_write()
ui.ui_factory = ui.CannedInputUIFactory([True])
try:
self.unused_workingtree.break_lock()
except NotImplementedError:
# workingtree does not support break_lock
self.workingtree.branch.repository.unlock()
return
if ui.ui_factory.responses == [True]:
raise TestNotApplicable("repository does not physically lock.")
self.assertRaises(errors.LockBroken,
self.workingtree.branch.repository.unlock)
def test_locked(self):
# break_lock when locked should
self.workingtree.lock_write()
ui.ui_factory = ui.CannedInputUIFactory([True, True, True])
try:
self.unused_workingtree.break_lock()
except (NotImplementedError, errors.LockActive):
# workingtree does not support break_lock,
# or does not support breaking a lock held by an alive
# object/process.
self.workingtree.unlock()
return
self.assertRaises(errors.LockBroken, self.workingtree.unlock)
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