1
# Copyright (C) 2005 by Canonical Ltd
2
# Authors: Robert Collins <robert.collins@canonical.com>
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.
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.
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
18
"""Tests for the IdentityMap class."""
20
# import system imports here
22
#import bzrlib specific imports here
23
import bzrlib.errors as errors
24
from bzrlib.selftest import TestCase
25
import bzrlib.identitymap as identitymap
28
class TestIdentityMap(TestCase):
30
def test_symbols(self):
31
from bzrlib.identitymap import IdentityMap
33
def test_construct(self):
34
identitymap.IdentityMap()
36
def test_add_weave(self):
37
map = identitymap.IdentityMap()
39
map.add_weave("id", weave)
40
self.assertEqual(weave, map.find_weave("id"))
42
def test_double_add_weave(self):
43
map = identitymap.IdentityMap()
45
map.add_weave("id", weave)
46
self.assertRaises(errors.BzrError, map.add_weave, "id", weave)
47
self.assertEqual(weave, map.find_weave("id"))
49
def test_remove_object(self):
50
map = identitymap.IdentityMap()
52
map.add_weave("id", weave)
53
map.remove_object(weave)
54
map.add_weave("id", weave)
56
map.add_revision_history(rev_history)
57
map.remove_object(rev_history)
59
def test_add_revision_history(self):
60
map = identitymap.IdentityMap()
62
map.add_revision_history(rev_history)
63
self.assertEqual(rev_history, map.find_revision_history())
65
def test_double_add_revision_history(self):
66
map = identitymap.IdentityMap()
67
revision_history = [1]
68
map.add_revision_history(revision_history)
69
self.assertRaises(errors.BzrError,
70
map.add_revision_history,
72
self.assertEqual(revision_history, map.find_revision_history())
75
class TestNullIdentityMap(TestCase):
77
def test_symbols(self):
78
from bzrlib.identitymap import NullIdentityMap
80
def test_construct(self):
81
identitymap.NullIdentityMap()
83
def test_add_weave(self):
84
map = identitymap.NullIdentityMap()
86
map.add_weave("id", weave)
87
self.assertEqual(None, map.find_weave("id"))
89
def test_double_add_weave(self):
90
map = identitymap.NullIdentityMap()
92
map.add_weave("id", weave)
93
map.add_weave("id", weave)
94
self.assertEqual(None, map.find_weave("id"))
96
def test_null_identity_map_has_no_remove(self):
97
map = identitymap.NullIdentityMap()
98
self.assertEqual(None, getattr(map, 'remove_object', None))
100
def test_add_revision_history(self):
101
map = identitymap.NullIdentityMap()
102
rev_history = [1,2,3]
103
map.add_revision_history(rev_history)
104
self.assertEqual(None, map.find_revision_history())
106
def test_double_add_revision_history(self):
107
map = identitymap.NullIdentityMap()
108
revision_history = [1]
109
map.add_revision_history(revision_history)
110
map.add_revision_history(revision_history)
111
self.assertEqual(None, map.find_revision_history())