/brz/remove-bazaar

# (C) 2006 Canonical Ltd

# Authors:  Robert Collins <robert.collins@canonical.com>

#

# 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

"""Tests for interface conformance of 'workingtree.get_parent_ids'"""

from bzrlib.tests.workingtree_implementations import TestCaseWithWorkingTree

class TestGetParentIds(TestCaseWithWorkingTree):

    def test_get_parent_ids(self):

        t = self.make_branch_and_tree('t1')

        self.assertEqual([], t.get_parent_ids())

        rev1_id = t.commit('foo', allow_pointless=True)

        self.assertEqual([rev1_id], t.get_parent_ids())

        t2 = t.bzrdir.sprout('t2').open_workingtree()

        rev2_id = t2.commit('foo', allow_pointless=True)

        self.assertEqual([rev2_id], t2.get_parent_ids())

        self.merge(t2.branch, t)

        self.assertEqual([rev1_id, rev2_id], t.get_parent_ids())