/brz/remove-bazaar

# Copyright (C) 2009 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 locking/unlocking a repository with external references."""

from breezy import (

    branch,

    errors,

    )

from breezy.tests.per_repository_reference import (

    TestCaseWithExternalReferenceRepository,

    )

class TestUnlock(TestCaseWithExternalReferenceRepository):

    def create_stacked_branch(self):

        builder = self.make_branch_builder('source',

                                           format=self.bzrdir_format)

        builder.start_series()

        repo = builder.get_branch().repository

        if not repo._format.supports_external_lookups:

            raise tests.TestNotApplicable('format does not support stacking')

        builder.build_snapshot('A-id', None, [

            ('add', ('', 'root-id', 'directory', None)),

            ('add', ('file', 'file-id', 'file', 'contents\n'))])

        builder.build_snapshot('B-id', ['A-id'], [

            ('modify', ('file-id', 'new-content\n'))])

        builder.build_snapshot('C-id', ['B-id'], [

            ('modify', ('file-id', 'yet more content\n'))])

        builder.finish_series()

        source_b = builder.get_branch()

        source_b.lock_read()

        self.addCleanup(source_b.unlock)

        base = self.make_branch('base')

        base.pull(source_b, stop_revision='B-id')

        stacked = self.make_branch('stacked')

        stacked.set_stacked_on_url('../base')

        stacked.pull(source_b, stop_revision='C-id')

        return base, stacked

    def test_unlock_unlocks_fallback(self):

        base = self.make_branch('base')

        stacked = self.make_branch('stacked')

        repo = stacked.repository

        stacked.set_stacked_on_url('../base')

        self.assertEqual(1, len(repo._fallback_repositories))

        fallback_repo = repo._fallback_repositories[0]

        self.assertFalse(repo.is_locked())

        self.assertFalse(fallback_repo.is_locked())

        repo.lock_read()

        self.assertTrue(repo.is_locked())

        self.assertTrue(fallback_repo.is_locked())

        repo.unlock()

        self.assertFalse(repo.is_locked())

        self.assertFalse(fallback_repo.is_locked())

        repo.lock_write()

        self.assertTrue(repo.is_locked())

        self.assertTrue(fallback_repo.is_locked())

        repo.unlock()

        self.assertFalse(repo.is_locked())

        self.assertFalse(fallback_repo.is_locked())