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# 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 get_rev_id_for_revno on a repository with external references."""
from bzrlib import errors
from bzrlib.tests.per_repository_reference import (
TestCaseWithExternalReferenceRepository,
)
class TestGetRevIdForRevno(TestCaseWithExternalReferenceRepository):
def test_uses_fallback(self):
tree = self.make_branch_and_tree('base')
base = tree.branch.repository
revid = tree.commit('one')
revid2 = tree.commit('two')
spare_tree = tree.bzrdir.sprout('spare').open_workingtree()
revid3 = spare_tree.commit('three')
branch = spare_tree.branch.create_clone_on_transport(
self.get_transport('referring'),
stacked_on=tree.branch.base)
repo = branch.repository
# Sanity check: now repo has 'revid3', and base has 'revid' + 'revid2'
self.assertEqual(set([revid3]),
set(repo.bzrdir.open_repository().all_revision_ids()))
self.assertEqual(set([revid2, revid]),
set(base.bzrdir.open_repository().all_revision_ids()))
# get_rev_id_for_revno will find revno 1 == 'revid', even though
# that revision can only be found in the fallback.
repo.lock_read()
self.addCleanup(repo.unlock)
self.assertEqual(
(True, revid), repo.get_rev_id_for_revno(1, (3, revid3)))
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