~bzr-pqm/bzr/bzr.dev

1773.2.1 by Robert Collins
Teach all trees about unknowns, conflicts and get_parent_ids.
1
# Copyright (C) 2006 Canonical Ltd
2
# Authors:  Robert Collins <robert.collins@canonical.com>
3
#
4
# This program is free software; you can redistribute it and/or modify
5
# it under the terms of the GNU General Public License as published by
6
# the Free Software Foundation; either version 2 of the License, or
7
# (at your option) any later version.
8
#
9
# This program is distributed in the hope that it will be useful,
10
# but WITHOUT ANY WARRANTY; without even the implied warranty of
11
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12
# GNU General Public License for more details.
13
#
14
# You should have received a copy of the GNU General Public License
15
# along with this program; if not, write to the Free Software
16
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
17
18
"""Tests for the EmptyTree class."""
19
20
import bzrlib
21
from bzrlib.tests import TestCaseWithTransport
22
from bzrlib.tree import EmptyTree
23
24
25
class TestTreeWithCommits(TestCaseWithTransport):
26
27
    def test_empty_no_unknowns(self):
28
        self.assertEqual([], list(EmptyTree().unknowns()))
29
30
    def test_no_conflicts(self):
31
        self.assertEqual([], list(EmptyTree().conflicts()))
32
33
    def test_parents(self):
34
        self.assertEqual([], EmptyTree().get_parent_ids())