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# Copyright (C) 2006 by 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""Tests for the test trees used by the tree_implementations tests."""
from bzrlib import inventory
from bzrlib.tests.tree_implementations import TestCaseWithTree
class TestTreeShapes(TestCaseWithTree):
def test_empty_tree_no_parents(self):
tree = self.get_tree_no_parents_no_content()
self.assertEqual([], tree.get_parent_ids())
self.assertEqual([], tree.conflicts())
self.assertEqual([], list(tree.unknowns()))
self.assertEqual([inventory.ROOT_ID], list(iter(tree)))
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