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Viewing changes to breezy/tests/test_tree.py

  • Committer: John Arbash Meinel
  • Date: 2006-04-25 15:05:42 UTC
  • mfrom: (1185.85.85 bzr-encoding)
  • mto: This revision was merged to the branch mainline in revision 1752.
  • Revision ID: john@arbash-meinel.com-20060425150542-c7b518dca9928691
[merge] the old bzr-encoding changes, reparenting them on bzr.dev

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breezy/tests/test_tree.py
1
 
# Copyright (C) 2006-2009, 2011 Canonical Ltd
2
 
#
3
 
# This program is free software; you can redistribute it and/or modify
4
 
# it under the terms of the GNU General Public License as published by
5
 
# the Free Software Foundation; either version 2 of the License, or
6
 
# (at your option) any later version.
7
 
#
8
 
# This program is distributed in the hope that it will be useful,
9
 
# but WITHOUT ANY WARRANTY; without even the implied warranty of
10
 
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11
 
# GNU General Public License for more details.
12
 
#
13
 
# You should have received a copy of the GNU General Public License
14
 
# along with this program; if not, write to the Free Software
15
 
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
16
 
 
17
 
"""Tests for Tree and InterTree."""
18
 
 
19
 
from breezy import (
20
 
    errors,
21
 
    revision,
22
 
    tree as _mod_tree,
23
 
    )
24
 
from breezy.tests import (
25
 
    TestCase,
26
 
    TestCaseWithTransport,
27
 
    )
28
 
from breezy.tree import (
29
 
    FileTimestampUnavailable,
30
 
    InterTree,
31
 
    find_previous_paths,
32
 
    get_canonical_path,
33
 
    )
34
 
 
35
 
 
36
 
class TestErrors(TestCase):
37
 
 
38
 
    def test_file_timestamp_unavailable(self):
39
 
        e = FileTimestampUnavailable("/path/foo")
40
 
        self.assertEqual("The filestamp for /path/foo is not available.",
41
 
                         str(e))
42
 
 
43
 
 
44
 
class TestInterTree(TestCaseWithTransport):
45
 
 
46
 
    def test_revision_tree_revision_tree(self):
47
 
        # we should have an InterTree registered for RevisionTree to
48
 
        # RevisionTree.
49
 
        tree = self.make_branch_and_tree('.')
50
 
        rev_id = tree.commit('first post')
51
 
        rev_id2 = tree.commit('second post', allow_pointless=True)
52
 
        rev_tree = tree.branch.repository.revision_tree(rev_id)
53
 
        rev_tree2 = tree.branch.repository.revision_tree(rev_id2)
54
 
        optimiser = InterTree.get(rev_tree, rev_tree2)
55
 
        self.assertIsInstance(optimiser, InterTree)
56
 
        optimiser = InterTree.get(rev_tree2, rev_tree)
57
 
        self.assertIsInstance(optimiser, InterTree)
58
 
 
59
 
    def test_working_tree_revision_tree(self):
60
 
        # we should have an InterTree available for WorkingTree to
61
 
        # RevisionTree.
62
 
        tree = self.make_branch_and_tree('.')
63
 
        rev_id = tree.commit('first post')
64
 
        rev_tree = tree.branch.repository.revision_tree(rev_id)
65
 
        optimiser = InterTree.get(rev_tree, tree)
66
 
        self.assertIsInstance(optimiser, InterTree)
67
 
        optimiser = InterTree.get(tree, rev_tree)
68
 
        self.assertIsInstance(optimiser, InterTree)
69
 
 
70
 
    def test_working_tree_working_tree(self):
71
 
        # we should have an InterTree available for WorkingTree to
72
 
        # WorkingTree.
73
 
        tree = self.make_branch_and_tree('1')
74
 
        tree2 = self.make_branch_and_tree('2')
75
 
        optimiser = InterTree.get(tree, tree2)
76
 
        self.assertIsInstance(optimiser, InterTree)
77
 
        optimiser = InterTree.get(tree2, tree)
78
 
        self.assertIsInstance(optimiser, InterTree)
79
 
 
80
 
 
81
 
class RecordingOptimiser(InterTree):
82
 
 
83
 
    calls = []
84
 
 
85
 
    def compare(self, want_unchanged=False, specific_files=None,
86
 
                extra_trees=None, require_versioned=False, include_root=False,
87
 
                want_unversioned=False):
88
 
        self.calls.append(
89
 
            ('compare', self.source, self.target, want_unchanged,
90
 
             specific_files, extra_trees, require_versioned,
91
 
             include_root, want_unversioned)
92
 
            )
93
 
 
94
 
    @classmethod
95
 
    def is_compatible(klass, source, target):
96
 
        return True
97
 
 
98
 
 
99
 
class TestTree(TestCaseWithTransport):
100
 
 
101
 
    def test_compare_calls_InterTree_compare(self):
102
 
        """This test tests the way Tree.compare() uses InterTree."""
103
 
        old_optimisers = InterTree._optimisers
104
 
        try:
105
 
            InterTree._optimisers = []
106
 
            RecordingOptimiser.calls = []
107
 
            InterTree.register_optimiser(RecordingOptimiser)
108
 
            tree = self.make_branch_and_tree('1')
109
 
            tree2 = self.make_branch_and_tree('2')
110
 
            # do a series of calls:
111
 
            # trivial usage
112
 
            tree.changes_from(tree2)
113
 
            # pass in all optional arguments by position
114
 
            tree.changes_from(tree2, 'unchanged', 'specific', 'extra',
115
 
                              'require', True)
116
 
            # pass in all optional arguments by keyword
117
 
            tree.changes_from(tree2,
118
 
                              specific_files='specific',
119
 
                              want_unchanged='unchanged',
120
 
                              extra_trees='extra',
121
 
                              require_versioned='require',
122
 
                              include_root=True,
123
 
                              want_unversioned=True,
124
 
                              )
125
 
        finally:
126
 
            InterTree._optimisers = old_optimisers
127
 
        self.assertEqual(
128
 
            [
129
 
                ('compare', tree2, tree, False, None, None, False, False,
130
 
                    False),
131
 
                ('compare', tree2, tree, 'unchanged', 'specific', 'extra',
132
 
                    'require', True, False),
133
 
                ('compare', tree2, tree, 'unchanged', 'specific', 'extra',
134
 
                    'require', True, True),
135
 
            ], RecordingOptimiser.calls)
136
 
 
137
 
    def test_changes_from_with_root(self):
138
 
        """Ensure the include_root option does what's expected."""
139
 
        wt = self.make_branch_and_tree('.')
140
 
        delta = wt.changes_from(wt.basis_tree())
141
 
        self.assertEqual(len(delta.added), 0)
142
 
        delta = wt.changes_from(wt.basis_tree(), include_root=True)
143
 
        self.assertEqual(len(delta.added), 1)
144
 
        self.assertEqual(delta.added[0].path[1], '')
145
 
 
146
 
    def test_changes_from_with_require_versioned(self):
147
 
        """Ensure the require_versioned option does what's expected."""
148
 
        wt = self.make_branch_and_tree('.')
149
 
        self.build_tree(['known_file', 'unknown_file'])
150
 
        wt.add('known_file')
151
 
 
152
 
        self.assertRaises(
153
 
            errors.PathsNotVersionedError,
154
 
            wt.changes_from, wt.basis_tree(), wt,
155
 
            specific_files=['known_file', 'unknown_file'],
156
 
            require_versioned=True)
157
 
 
158
 
        # we need to pass a known file with an unknown file to get this to
159
 
        # fail when expected.
160
 
        delta = wt.changes_from(wt.basis_tree(),
161
 
                                specific_files=['known_file', 'unknown_file'],
162
 
                                require_versioned=False)
163
 
        self.assertEqual(len(delta.added), 1)
164
 
 
165
 
 
166
 
class FindPreviousPathsTests(TestCaseWithTransport):
167
 
 
168
 
    def test_new(self):
169
 
        tree = self.make_branch_and_tree('tree')
170
 
        self.build_tree(['tree/b'])
171
 
        tree.add(['b'])
172
 
        revid1 = tree.commit('first')
173
 
        tree1 = tree.branch.repository.revision_tree(revid1)
174
 
 
175
 
        tree0 = tree.branch.repository.revision_tree(revision.NULL_REVISION)
176
 
 
177
 
        self.assertEqual({'b': None}, find_previous_paths(tree1, tree0, ['b']))
178
 
 
179
 
    def test_find_previous_paths(self):
180
 
        tree = self.make_branch_and_tree('tree')
181
 
        self.build_tree(['tree/b'])
182
 
        tree.add(['b'])
183
 
        revid1 = tree.commit('first')
184
 
        tree1 = tree.branch.repository.revision_tree(revid1)
185
 
 
186
 
        tree.rename_one('b', 'c')
187
 
        self.build_tree(['tree/b'])
188
 
        tree.add(['b'])
189
 
        revid2 = tree.commit('second')
190
 
        tree2 = tree.branch.repository.revision_tree(revid2)
191
 
 
192
 
        self.assertEqual({'c': 'b', 'b': None},
193
 
                         find_previous_paths(tree2, tree1, ['b', 'c']))
194
 
 
195
 
 
196
 
class GetCanonicalPath(TestCaseWithTransport):
197
 
 
198
 
    def test_existing_case(self):
199
 
        # Test that we can find a file from a path with different case
200
 
        tree = self.make_branch_and_tree('tree')
201
 
        self.build_tree(['tree/b'])
202
 
        tree.add(['b'])
203
 
        self.assertEqual(
204
 
            'b',
205
 
            get_canonical_path(tree, 'b', lambda x: x.lower()))
206
 
        self.assertEqual(
207
 
            'b',
208
 
            get_canonical_path(tree, 'B', lambda x: x.lower()))
209
 
 
210
 
    def test_nonexistant_preserves_case(self):
211
 
        tree = self.make_branch_and_tree('tree')
212
 
        self.assertEqual(
213
 
            'b',
214
 
            get_canonical_path(tree, 'b', lambda x: x.lower()))
215
 
        self.assertEqual(
216
 
            'B',
217
 
            get_canonical_path(tree, 'B', lambda x: x.lower()))
218
 
 
219
 
    def test_in_directory_with_case(self):
220
 
        tree = self.make_branch_and_tree('tree')
221
 
        self.build_tree(['tree/a/', 'tree/a/b'])
222
 
        tree.add(['a', 'a/b'])
223
 
        self.assertEqual(
224
 
            'a/b',
225
 
            get_canonical_path(tree, 'a/b', lambda x: x.lower()))
226
 
        self.assertEqual(
227
 
            'a/b',
228
 
            get_canonical_path(tree, 'A/B', lambda x: x.lower()))
229
 
        self.assertEqual(
230
 
            'a/b',
231
 
            get_canonical_path(tree, 'A/b', lambda x: x.lower()))
232
 
        self.assertEqual(
233
 
            'a/C',
234
 
            get_canonical_path(tree, 'A/C', lambda x: x.lower()))