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# Copyright (C) 2005 Canonical Ltd
# -*- coding: utf-8 -*-
#
# 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
import os
from bzrlib.tests.blackbox import ExternalBase
class TestFindMergeBase(ExternalBase):
def test_find_merge_base(self):
a_tree = self.make_branch_and_tree('a')
a_tree.commit(message='foo', allow_pointless=True)
b_tree = a_tree.bzrdir.sprout('b').open_workingtree()
q = self.run_bzr('find-merge-base a b')[0]
a_tree.commit(message='bar', allow_pointless=True)
b_tree.commit(message='baz', allow_pointless=True)
r = self.run_bzr('find-merge-base b a')[0]
self.assertEqual(q, r)
def test_find_null_merge_base(self):
tree = self.make_branch_and_tree('foo')
tree.commit('message')
tree2 = self.make_branch_and_tree('bar')
r = self.run_bzr('find-merge-base foo bar')[0]
self.assertEqual('merge base is revision null:\n', r)
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