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Viewing changes to bzrlib/tests/blackbox/test_uncommit.py

  • Committer: Arnaud Jeansen
  • Date: 2010-03-19 23:58:06 UTC
  • mto: This revision was merged to the branch mainline in revision 5126.
  • Revision ID: arnaud.jeansen@gmail.com-20100319235806-n0owdq874qsrb12u
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bzrlib/tests/blackbox/test_uncommit.py
1
 
"""\
2
 
Test the uncommit command.
3
 
"""
 
1
# Copyright (C) 2005-2010 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
"""Test the uncommit command."""
4
18
 
5
19
import os
6
20
 
 
21
from bzrlib import uncommit, workingtree
7
22
from bzrlib.bzrdir import BzrDirMetaFormat1
8
23
from bzrlib.errors import BzrError, BoundBranchOutOfDate
9
 
from bzrlib.uncommit import uncommit
10
 
from bzrlib.tests import TestCaseInTempDir
11
 
 
12
 
class TestUncommit(TestCaseInTempDir):
 
24
from bzrlib.tests import TestCaseWithTransport
 
25
from bzrlib.tests.script import ScriptRunner
 
26
 
 
27
 
 
28
class TestUncommit(TestCaseWithTransport):
 
29
 
 
30
    def create_simple_tree(self):
 
31
        wt = self.make_branch_and_tree('tree')
 
32
        self.build_tree(['tree/a', 'tree/b', 'tree/c'])
 
33
        wt.add(['a', 'b', 'c'])
 
34
        wt.commit('initial commit', rev_id='a1')
 
35
 
 
36
        self.build_tree_contents([('tree/a', 'new contents of a\n')])
 
37
        wt.commit('second commit', rev_id='a2')
 
38
 
 
39
        return wt
 
40
 
13
41
    def test_uncommit(self):
14
42
        """Test uncommit functionality."""
15
 
        bzr = self.capture 
16
 
        os.mkdir('branch')
17
 
        os.chdir('branch')
18
 
        bzr('init')
19
 
        self.build_tree(['a', 'b', 'c'])
20
 
 
21
 
        bzr('add')
22
 
        bzr('commit -m initial')
23
 
 
24
 
        self.assertEquals(bzr('revno'), '1\n')
25
 
 
26
 
        open('a', 'wb').write('new contents of a\n')
27
 
        self.assertEquals(bzr('status'), 'modified:\n  a\n')
28
 
        bzr('commit -m second')
29
 
 
30
 
        self.assertEquals(bzr('status'), '')
31
 
        self.assertEquals(bzr('revno'), '2\n')
32
 
 
33
 
        txt = bzr('uncommit --dry-run --force')
34
 
        self.failIfEqual(txt.find('Dry-run'), -1)
35
 
 
36
 
        self.assertEquals(bzr('status'), '')
37
 
        self.assertEquals(bzr('revno'), '2\n')
38
 
 
39
 
        txt = bzr('uncommit --force')
40
 
 
41
 
        self.assertEquals(bzr('revno'), '1\n')
42
 
        self.assertEquals(bzr('status'), 'modified:\n  a\n')
43
 
        
44
 
        bzr('checkout . ../checkout')
45
 
        os.chdir('../checkout')
46
 
        self.assertEquals("", bzr('status'))
47
 
        self.assertEquals(bzr('revno'), '1\n')
48
 
 
49
 
        open('a', 'wb').write('new contents of a\n')
50
 
        self.assertEquals(bzr('status'), 'modified:\n  a\n')
51
 
        bzr('commit -m second')
52
 
 
53
 
        self.assertEquals(bzr('status'), '')
54
 
        self.assertEquals(bzr('revno'), '2\n')
55
 
 
56
 
        txt = bzr('uncommit --dry-run --force')
57
 
        self.failIfEqual(txt.find('Dry-run'), -1)
58
 
 
59
 
        self.assertEquals(bzr('status'), '')
60
 
        self.assertEquals(bzr('revno'), '2\n')
61
 
 
62
 
        txt = bzr('uncommit --force')
63
 
 
64
 
        self.assertEquals(bzr('revno'), '1\n')
65
 
        self.assertEquals(bzr('status'), 'modified:\n  a\n')
 
43
        wt = self.create_simple_tree()
 
44
 
 
45
        os.chdir('tree')
 
46
        out, err = self.run_bzr('uncommit --dry-run --force')
 
47
        self.assertContainsRe(out, 'Dry-run')
 
48
        self.assertNotContainsRe(out, 'initial commit')
 
49
        self.assertContainsRe(out, 'second commit')
 
50
 
 
51
        # Nothing has changed
 
52
        self.assertEqual(['a2'], wt.get_parent_ids())
 
53
 
 
54
        # Uncommit, don't prompt
 
55
        out, err = self.run_bzr('uncommit --force')
 
56
        self.assertNotContainsRe(out, 'initial commit')
 
57
        self.assertContainsRe(out, 'second commit')
 
58
 
 
59
        # This should look like we are back in revno 1
 
60
        self.assertEqual(['a1'], wt.get_parent_ids())
 
61
        out, err = self.run_bzr('status')
 
62
        self.assertEquals(out, 'modified:\n  a\n')
 
63
 
 
64
    def test_uncommit_no_history(self):
 
65
        wt = self.make_branch_and_tree('tree')
 
66
        out, err = self.run_bzr('uncommit --force', retcode=1)
 
67
        self.assertEqual('', err)
 
68
        self.assertEqual('No revisions to uncommit.\n', out)
 
69
 
 
70
    def test_uncommit_checkout(self):
 
71
        wt = self.create_simple_tree()
 
72
        checkout_tree = wt.branch.create_checkout('checkout')
 
73
 
 
74
        self.assertEqual(['a2'], checkout_tree.get_parent_ids())
 
75
 
 
76
        os.chdir('checkout')
 
77
        out, err = self.run_bzr('uncommit --dry-run --force')
 
78
        self.assertContainsRe(out, 'Dry-run')
 
79
        self.assertNotContainsRe(out, 'initial commit')
 
80
        self.assertContainsRe(out, 'second commit')
 
81
 
 
82
        self.assertEqual(['a2'], checkout_tree.get_parent_ids())
 
83
 
 
84
        out, err = self.run_bzr('uncommit --force')
 
85
        self.assertNotContainsRe(out, 'initial commit')
 
86
        self.assertContainsRe(out, 'second commit')
 
87
 
 
88
        # uncommit in a checkout should uncommit the parent branch
 
89
        # (but doesn't effect the other working tree)
 
90
        self.assertEquals(['a1'], checkout_tree.get_parent_ids())
 
91
        self.assertEquals('a1', wt.branch.last_revision())
 
92
        self.assertEquals(['a2'], wt.get_parent_ids())
66
93
 
67
94
    def test_uncommit_bound(self):
68
95
        os.mkdir('a')
69
96
        a = BzrDirMetaFormat1().initialize('a')
70
97
        a.create_repository()
71
98
        a.create_branch()
72
 
        t = a.create_workingtree()
73
 
        t.commit('commit 1')
74
 
        t.commit('commit 2')
75
 
        t.commit('commit 3')
76
 
        b = t.bzrdir.sprout('b').open_branch()
77
 
        b.bind(t.branch)
78
 
        uncommit(b)
79
 
        t.set_last_revision(t.branch.last_revision())
 
99
        t_a = a.create_workingtree()
 
100
        t_a.commit('commit 1')
 
101
        t_a.commit('commit 2')
 
102
        t_a.commit('commit 3')
 
103
        b = t_a.branch.create_checkout('b').branch
 
104
        uncommit.uncommit(b)
80
105
        self.assertEqual(len(b.revision_history()), 2)
81
 
        self.assertEqual(len(t.branch.revision_history()), 2)
82
 
        t.commit('commit 3b')
83
 
        self.assertRaises(BoundBranchOutOfDate, uncommit, b)
84
 
        b.pull(t.branch)
85
 
        uncommit(b)
86
 
 
 
106
        self.assertEqual(len(t_a.branch.revision_history()), 2)
 
107
        # update A's tree to not have the uncommitted revision referenced.
 
108
        t_a.update()
 
109
        t_a.commit('commit 3b')
 
110
        self.assertRaises(BoundBranchOutOfDate, uncommit.uncommit, b)
 
111
        b.pull(t_a.branch)
 
112
        uncommit.uncommit(b)
 
113
 
 
114
    def test_uncommit_bound_local(self):
 
115
        t_a = self.make_branch_and_tree('a')
 
116
        rev_id1 = t_a.commit('commit 1')
 
117
        rev_id2 = t_a.commit('commit 2')
 
118
        rev_id3 = t_a.commit('commit 3')
 
119
        b = t_a.branch.create_checkout('b').branch
 
120
 
 
121
        out, err = self.run_bzr(['uncommit', '--local', 'b', '--force'])
 
122
        self.assertEqual(rev_id3, t_a.last_revision())
 
123
        self.assertEqual((3, rev_id3), t_a.branch.last_revision_info())
 
124
        self.assertEqual((2, rev_id2), b.last_revision_info())
 
125
 
 
126
    def test_uncommit_revision(self):
 
127
        wt = self.create_simple_tree()
 
128
 
 
129
        os.chdir('tree')
 
130
        out, err = self.run_bzr('uncommit -r1 --force')
 
131
 
 
132
        self.assertNotContainsRe(out, 'initial commit')
 
133
        self.assertContainsRe(out, 'second commit')
 
134
        self.assertEqual(['a1'], wt.get_parent_ids())
 
135
        self.assertEqual('a1', wt.branch.last_revision())
 
136
 
 
137
    def test_uncommit_neg_1(self):
 
138
        wt = self.create_simple_tree()
 
139
        os.chdir('tree')
 
140
        out, err = self.run_bzr('uncommit -r -1', retcode=1)
 
141
        self.assertEqual('No revisions to uncommit.\n', out)
 
142
 
 
143
    def test_uncommit_merges(self):
 
144
        wt = self.create_simple_tree()
 
145
 
 
146
        tree2 = wt.bzrdir.sprout('tree2').open_workingtree()
 
147
 
 
148
        tree2.commit('unchanged', rev_id='b3')
 
149
        tree2.commit('unchanged', rev_id='b4')
 
150
 
 
151
        wt.merge_from_branch(tree2.branch)
 
152
        wt.commit('merge b4', rev_id='a3')
 
153
 
 
154
        self.assertEqual(['a3'], wt.get_parent_ids())
 
155
 
 
156
        os.chdir('tree')
 
157
        out, err = self.run_bzr('uncommit --force')
 
158
 
 
159
        self.assertEqual(['a2', 'b4'], wt.get_parent_ids())
 
160
 
 
161
    def test_uncommit_pending_merge(self):
 
162
        wt = self.create_simple_tree()
 
163
        tree2 = wt.bzrdir.sprout('tree2').open_workingtree()
 
164
        tree2.commit('unchanged', rev_id='b3')
 
165
 
 
166
        wt.branch.fetch(tree2.branch)
 
167
        wt.set_pending_merges(['b3'])
 
168
 
 
169
        os.chdir('tree')
 
170
        out, err = self.run_bzr('uncommit --force')
 
171
        self.assertEqual(['a1', 'b3'], wt.get_parent_ids())
 
172
 
 
173
    def test_uncommit_multiple_merge(self):
 
174
        wt = self.create_simple_tree()
 
175
 
 
176
        tree2 = wt.bzrdir.sprout('tree2').open_workingtree()
 
177
        tree2.commit('unchanged', rev_id='b3')
 
178
 
 
179
        tree3 = wt.bzrdir.sprout('tree3').open_workingtree()
 
180
        tree3.commit('unchanged', rev_id='c3')
 
181
 
 
182
        wt.merge_from_branch(tree2.branch)
 
183
        wt.commit('merge b3', rev_id='a3')
 
184
 
 
185
        wt.merge_from_branch(tree3.branch)
 
186
        wt.commit('merge c3', rev_id='a4')
 
187
 
 
188
        self.assertEqual(['a4'], wt.get_parent_ids())
 
189
 
 
190
        os.chdir('tree')
 
191
        out, err = self.run_bzr('uncommit --force -r 2')
 
192
 
 
193
        self.assertEqual(['a2', 'b3', 'c3'], wt.get_parent_ids())
 
194
 
 
195
    def test_uncommit_merge_plus_pending(self):
 
196
        wt = self.create_simple_tree()
 
197
 
 
198
        tree2 = wt.bzrdir.sprout('tree2').open_workingtree()
 
199
        tree2.commit('unchanged', rev_id='b3')
 
200
        tree3 = wt.bzrdir.sprout('tree3').open_workingtree()
 
201
        tree3.commit('unchanged', rev_id='c3')
 
202
 
 
203
        wt.branch.fetch(tree2.branch)
 
204
        wt.set_pending_merges(['b3'])
 
205
        wt.commit('merge b3', rev_id='a3')
 
206
 
 
207
 
 
208
        wt.merge_from_branch(tree3.branch)
 
209
 
 
210
        self.assertEqual(['a3', 'c3'], wt.get_parent_ids())
 
211
 
 
212
        os.chdir('tree')
 
213
        out, err = self.run_bzr('uncommit --force -r 2')
 
214
 
 
215
        self.assertEqual(['a2', 'b3', 'c3'], wt.get_parent_ids())
 
216
 
 
217
    def test_uncommit_shows_log_with_revision_id(self):
 
218
        wt = self.create_simple_tree()
 
219
 
 
220
        script = ScriptRunner()
 
221
        script.run_script(self, """
 
222
$ cd tree
 
223
$ bzr uncommit --force 
 
224
    2 ...
 
225
      second commit
 
226
...
 
227
The above revision(s) will be removed.
 
228
You can restore the old tip by running:
 
229
  bzr pull . -r revid:a2
 
230
""")
 
231
 
 
232
    def test_uncommit_octopus_merge(self):
 
233
        # Check that uncommit keeps the pending merges in the same order
 
234
        # though it will also filter out ones in the ancestry
 
235
        wt = self.create_simple_tree()
 
236
 
 
237
        tree2 = wt.bzrdir.sprout('tree2').open_workingtree()
 
238
        tree3 = wt.bzrdir.sprout('tree3').open_workingtree()
 
239
 
 
240
        tree2.commit('unchanged', rev_id='b3')
 
241
        tree3.commit('unchanged', rev_id='c3')
 
242
 
 
243
        wt.merge_from_branch(tree2.branch)
 
244
        wt.merge_from_branch(tree3.branch, force=True)
 
245
        wt.commit('merge b3, c3', rev_id='a3')
 
246
 
 
247
        tree2.commit('unchanged', rev_id='b4')
 
248
        tree3.commit('unchanged', rev_id='c4')
 
249
 
 
250
        wt.merge_from_branch(tree3.branch)
 
251
        wt.merge_from_branch(tree2.branch, force=True)
 
252
        wt.commit('merge b4, c4', rev_id='a4')
 
253
 
 
254
        self.assertEqual(['a4'], wt.get_parent_ids())
 
255
 
 
256
        os.chdir('tree')
 
257
        out, err = self.run_bzr('uncommit --force -r 2')
 
258
 
 
259
        self.assertEqual(['a2', 'c4', 'b4'], wt.get_parent_ids())
 
260
 
 
261
    def test_uncommit_nonascii(self):
 
262
        tree = self.make_branch_and_tree('tree')
 
263
        tree.commit(u'\u1234 message')
 
264
        out, err = self.run_bzr('uncommit --force tree', encoding='ascii')
 
265
        self.assertContainsRe(out, r'\? message')