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# Copyright (C) 2006-2010 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
"""Tests for branch break-lock behaviour."""
from bzrlib import (
errors,
ui,
tests,
)
from bzrlib.tests import per_branch
class TestBreakLock(per_branch.TestCaseWithBranch):
def setUp(self):
super(TestBreakLock, self).setUp()
self.unused_branch = self.make_branch('branch')
self.branch = self.unused_branch.bzrdir.open_branch()
def test_unlocked(self):
# break lock when nothing is locked should just return
try:
self.branch.break_lock()
except NotImplementedError:
pass
def test_unlocked_repo_locked(self):
# break lock on the branch should try on the repository even
# if the branch isn't locked
token = self.branch.repository.lock_write()
if token is None:
self.branch.repository.unlock()
raise tests.TestNotApplicable(
'Repository does not use physical locks.')
self.branch.repository.leave_lock_in_place()
self.branch.repository.unlock()
other_instance = self.branch.repository.bzrdir.open_repository()
if not other_instance.get_physical_lock_status():
raise tests.TestNotApplicable(
'Repository does not lock persistently.')
ui.ui_factory = ui.CannedInputUIFactory([True])
try:
self.unused_branch.break_lock()
except NotImplementedError:
# branch does not support break_lock
self.branch.repository.unlock()
return
self.assertRaises(errors.LockBroken, self.branch.repository.unlock)
def test_locked(self):
# break_lock when locked should unlock the branch and repo
self.branch.lock_write()
ui.ui_factory = ui.CannedInputUIFactory([True, True])
try:
self.unused_branch.break_lock()
except NotImplementedError:
# branch does not support break_lock
self.branch.unlock()
return
self.assertRaises(errors.LockBroken, self.branch.unlock)
def test_unlocks_master_branch(self):
# break_lock when the master branch is locked should offer to
# unlock it.
master = self.make_branch('master')
try:
self.branch.bind(master)
except errors.UpgradeRequired:
# this branch does not support binding.
return
master.lock_write()
ui.ui_factory = ui.CannedInputUIFactory([True, True])
try:
self.unused_branch.break_lock()
except NotImplementedError:
# branch does not support break_lock
master.unlock()
return
self.assertRaises(errors.LockBroken, master.unlock)
# can we lock it now ?
master.lock_write()
master.unlock()
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