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# Copyright (C) 2007 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.dotted_revno_to_revision_id()"""
from bzrlib import errors
from bzrlib.tests.per_branch import TestCaseWithBranch
class TestDottedRevnoToRevisionId(TestCaseWithBranch):
def test_lookup_revision_id_by_dotted(self):
tree = self.create_tree_with_merge()
the_branch = tree.branch
the_branch.lock_read()
self.addCleanup(the_branch.unlock)
self.assertEqual('null:', the_branch.dotted_revno_to_revision_id((0,)))
self.assertEqual('rev-1', the_branch.dotted_revno_to_revision_id((1,)))
self.assertEqual('rev-2', the_branch.dotted_revno_to_revision_id((2,)))
self.assertEqual('rev-3', the_branch.dotted_revno_to_revision_id((3,)))
self.assertEqual('rev-1.1.1', the_branch.dotted_revno_to_revision_id(
(1,1,1)))
self.assertRaises(errors.NoSuchRevision,
the_branch.dotted_revno_to_revision_id, (1,0,2))
# Test reverse caching
self.assertEqual(None,
the_branch._partial_revision_id_to_revno_cache.get('rev-1'))
self.assertEqual('rev-1', the_branch.dotted_revno_to_revision_id((1,),
_cache_reverse=True))
self.assertEqual((1,),
the_branch._partial_revision_id_to_revno_cache.get('rev-1'))
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