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Viewing changes to bzrlib/selftest/test_commit.py

  • Committer: Robert Collins
  • Date: 2005-10-17 23:13:00 UTC
  • mto: This revision was merged to the branch mainline in revision 1462.
  • Revision ID: robertc@robertcollins.net-20051017231300-e1c9e931bcfacd6a
Branch.open_containing now returns a tuple (Branch, relative-path).

This allows direct access to the common case of 'get me this file
from its branch'. (Robert Collins)

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# Copyright (C) 2005 by 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
16
 
 
17
 
 
18
import os
 
19
 
 
20
from bzrlib.selftest import TestCaseInTempDir
 
21
from bzrlib.branch import Branch
 
22
from bzrlib.commit import Commit
 
23
from bzrlib.config import BranchConfig
 
24
from bzrlib.errors import PointlessCommit, BzrError, SigningFailed
 
25
 
 
26
 
 
27
# TODO: Test commit with some added, and added-but-missing files
 
28
 
 
29
class MustSignConfig(BranchConfig):
 
30
 
 
31
    def signature_needed(self):
 
32
        return True
 
33
 
 
34
    def gpg_signing_command(self):
 
35
        return ['cat', '-']
 
36
 
 
37
 
 
38
class TestCommit(TestCaseInTempDir):
 
39
 
 
40
    def test_simple_commit(self):
 
41
        """Commit and check two versions of a single file."""
 
42
        b = Branch.initialize('.')
 
43
        file('hello', 'w').write('hello world')
 
44
        b.add('hello')
 
45
        b.commit(message='add hello')
 
46
        file_id = b.working_tree().path2id('hello')
 
47
 
 
48
        file('hello', 'w').write('version 2')
 
49
        b.commit(message='commit 2')
 
50
 
 
51
        eq = self.assertEquals
 
52
        eq(b.revno(), 2)
 
53
        rh = b.revision_history()
 
54
        rev = b.get_revision(rh[0])
 
55
        eq(rev.message, 'add hello')
 
56
 
 
57
        tree1 = b.revision_tree(rh[0])
 
58
        text = tree1.get_file_text(file_id)
 
59
        eq(text, 'hello world')
 
60
 
 
61
        tree2 = b.revision_tree(rh[1])
 
62
        eq(tree2.get_file_text(file_id), 'version 2')
 
63
 
 
64
    def test_delete_commit(self):
 
65
        """Test a commit with a deleted file"""
 
66
        b = Branch.initialize('.')
 
67
        file('hello', 'w').write('hello world')
 
68
        b.add(['hello'], ['hello-id'])
 
69
        b.commit(message='add hello')
 
70
 
 
71
        os.remove('hello')
 
72
        b.commit('removed hello', rev_id='rev2')
 
73
 
 
74
        tree = b.revision_tree('rev2')
 
75
        self.assertFalse(tree.has_id('hello-id'))
 
76
 
 
77
 
 
78
    def test_pointless_commit(self):
 
79
        """Commit refuses unless there are changes or it's forced."""
 
80
        b = Branch.initialize('.')
 
81
        file('hello', 'w').write('hello')
 
82
        b.add(['hello'])
 
83
        b.commit(message='add hello')
 
84
        self.assertEquals(b.revno(), 1)
 
85
        self.assertRaises(PointlessCommit,
 
86
                          b.commit,
 
87
                          message='fails',
 
88
                          allow_pointless=False)
 
89
        self.assertEquals(b.revno(), 1)
 
90
        
 
91
 
 
92
 
 
93
    def test_commit_empty(self):
 
94
        """Commiting an empty tree works."""
 
95
        b = Branch.initialize('.')
 
96
        b.commit(message='empty tree', allow_pointless=True)
 
97
        self.assertRaises(PointlessCommit,
 
98
                          b.commit,
 
99
                          message='empty tree',
 
100
                          allow_pointless=False)
 
101
        b.commit(message='empty tree', allow_pointless=True)
 
102
        self.assertEquals(b.revno(), 2)
 
103
 
 
104
 
 
105
    def test_selective_delete(self):
 
106
        """Selective commit in tree with deletions"""
 
107
        b = Branch.initialize('.')
 
108
        file('hello', 'w').write('hello')
 
109
        file('buongia', 'w').write('buongia')
 
110
        b.add(['hello', 'buongia'],
 
111
              ['hello-id', 'buongia-id'])
 
112
        b.commit(message='add files',
 
113
                 rev_id='test@rev-1')
 
114
        
 
115
        os.remove('hello')
 
116
        file('buongia', 'w').write('new text')
 
117
        b.commit(message='update text',
 
118
                 specific_files=['buongia'],
 
119
                 allow_pointless=False,
 
120
                 rev_id='test@rev-2')
 
121
 
 
122
        b.commit(message='remove hello',
 
123
                 specific_files=['hello'],
 
124
                 allow_pointless=False,
 
125
                 rev_id='test@rev-3')
 
126
 
 
127
        eq = self.assertEquals
 
128
        eq(b.revno(), 3)
 
129
 
 
130
        tree2 = b.revision_tree('test@rev-2')
 
131
        self.assertTrue(tree2.has_filename('hello'))
 
132
        self.assertEquals(tree2.get_file_text('hello-id'), 'hello')
 
133
        self.assertEquals(tree2.get_file_text('buongia-id'), 'new text')
 
134
        
 
135
        tree3 = b.revision_tree('test@rev-3')
 
136
        self.assertFalse(tree3.has_filename('hello'))
 
137
        self.assertEquals(tree3.get_file_text('buongia-id'), 'new text')
 
138
 
 
139
 
 
140
    def test_commit_rename(self):
 
141
        """Test commit of a revision where a file is renamed."""
 
142
        b = Branch.initialize('.')
 
143
        self.build_tree(['hello'])
 
144
        b.add(['hello'], ['hello-id'])
 
145
        b.commit(message='one', rev_id='test@rev-1', allow_pointless=False)
 
146
 
 
147
        b.rename_one('hello', 'fruity')
 
148
        b.commit(message='renamed', rev_id='test@rev-2', allow_pointless=False)
 
149
 
 
150
        eq = self.assertEquals
 
151
        tree1 = b.revision_tree('test@rev-1')
 
152
        eq(tree1.id2path('hello-id'), 'hello')
 
153
        eq(tree1.get_file_text('hello-id'), 'contents of hello\n')
 
154
        self.assertFalse(tree1.has_filename('fruity'))
 
155
        self.check_inventory_shape(tree1.inventory, ['hello'])
 
156
        ie = tree1.inventory['hello-id']
 
157
        eq(ie.revision, 'test@rev-1')
 
158
 
 
159
        tree2 = b.revision_tree('test@rev-2')
 
160
        eq(tree2.id2path('hello-id'), 'fruity')
 
161
        eq(tree2.get_file_text('hello-id'), 'contents of hello\n')
 
162
        self.check_inventory_shape(tree2.inventory, ['fruity'])
 
163
        ie = tree2.inventory['hello-id']
 
164
        eq(ie.revision, 'test@rev-2')
 
165
 
 
166
 
 
167
    def test_reused_rev_id(self):
 
168
        """Test that a revision id cannot be reused in a branch"""
 
169
        b = Branch.initialize('.')
 
170
        b.commit('initial', rev_id='test@rev-1', allow_pointless=True)
 
171
        self.assertRaises(Exception,
 
172
                          b.commit,
 
173
                          message='reused id',
 
174
                          rev_id='test@rev-1',
 
175
                          allow_pointless=True)
 
176
                          
 
177
 
 
178
 
 
179
    def test_commit_move(self):
 
180
        """Test commit of revisions with moved files and directories"""
 
181
        eq = self.assertEquals
 
182
        b = Branch.initialize('.')
 
183
        r1 = 'test@rev-1'
 
184
        self.build_tree(['hello', 'a/', 'b/'])
 
185
        b.add(['hello', 'a', 'b'], ['hello-id', 'a-id', 'b-id'])
 
186
        b.commit('initial', rev_id=r1, allow_pointless=False)
 
187
 
 
188
        b.move(['hello'], 'a')
 
189
        r2 = 'test@rev-2'
 
190
        b.commit('two', rev_id=r2, allow_pointless=False)
 
191
        self.check_inventory_shape(b.inventory,
 
192
                                   ['a', 'a/hello', 'b'])
 
193
 
 
194
        b.move(['b'], 'a')
 
195
        r3 = 'test@rev-3'
 
196
        b.commit('three', rev_id=r3, allow_pointless=False)
 
197
        self.check_inventory_shape(b.inventory,
 
198
                                   ['a', 'a/hello', 'a/b'])
 
199
        self.check_inventory_shape(b.get_revision_inventory(r3),
 
200
                                   ['a', 'a/hello', 'a/b'])
 
201
 
 
202
        b.move([os.sep.join(['a', 'hello'])],
 
203
               os.sep.join(['a', 'b']))
 
204
        r4 = 'test@rev-4'
 
205
        b.commit('four', rev_id=r4, allow_pointless=False)
 
206
        self.check_inventory_shape(b.inventory,
 
207
                                   ['a', 'a/b/hello', 'a/b'])
 
208
 
 
209
        inv = b.get_revision_inventory(r4)
 
210
        eq(inv['hello-id'].revision, r4)
 
211
        eq(inv['a-id'].revision, r1)
 
212
        eq(inv['b-id'].revision, r3)
 
213
 
 
214
        
 
215
    def test_removed_commit(self):
 
216
        """Test a commit with a removed file"""
 
217
        b = Branch.initialize('.')
 
218
        file('hello', 'w').write('hello world')
 
219
        b.add(['hello'], ['hello-id'])
 
220
        b.commit(message='add hello')
 
221
 
 
222
        b.remove('hello')
 
223
        b.commit('removed hello', rev_id='rev2')
 
224
 
 
225
        tree = b.revision_tree('rev2')
 
226
        self.assertFalse(tree.has_id('hello-id'))
 
227
 
 
228
 
 
229
    def test_committed_ancestry(self):
 
230
        """Test commit appends revisions to ancestry."""
 
231
        b = Branch.initialize('.')
 
232
        rev_ids = []
 
233
        for i in range(4):
 
234
            file('hello', 'w').write((str(i) * 4) + '\n')
 
235
            if i == 0:
 
236
                b.add(['hello'], ['hello-id'])
 
237
            rev_id = 'test@rev-%d' % (i+1)
 
238
            rev_ids.append(rev_id)
 
239
            b.commit(message='rev %d' % (i+1),
 
240
                     rev_id=rev_id)
 
241
        eq = self.assertEquals
 
242
        eq(b.revision_history(), rev_ids)
 
243
        for i in range(4):
 
244
            anc = b.get_ancestry(rev_ids[i])
 
245
            eq(anc, [None] + rev_ids[:i+1])
 
246
 
 
247
    def test_commit_new_subdir_child_selective(self):
 
248
        b = Branch.initialize('.')
 
249
        self.build_tree(['dir/', 'dir/file1', 'dir/file2'])
 
250
        b.add(['dir', 'dir/file1', 'dir/file2'],
 
251
              ['dirid', 'file1id', 'file2id'])
 
252
        b.commit('dir/file1', specific_files=['dir/file1'], rev_id='1')
 
253
        inv = b.get_inventory('1')
 
254
        self.assertEqual('1', inv['dirid'].revision)
 
255
        self.assertEqual('1', inv['file1id'].revision)
 
256
        # FIXME: This should raise a KeyError I think, rbc20051006
 
257
        self.assertRaises(BzrError, inv.__getitem__, 'file2id')
 
258
 
 
259
    def test_signed_commit(self):
 
260
        import bzrlib.gpg
 
261
        import bzrlib.commit as commit
 
262
        oldstrategy = bzrlib.gpg.GPGStrategy
 
263
        branch = Branch.initialize('.')
 
264
        branch.commit("base", allow_pointless=True, rev_id='A')
 
265
        self.failIf(branch.revision_store.has_id('A', 'sig'))
 
266
        try:
 
267
            from bzrlib.testament import Testament
 
268
            # monkey patch gpg signing mechanism
 
269
            bzrlib.gpg.GPGStrategy = bzrlib.gpg.LoopbackGPGStrategy
 
270
            commit.Commit(config=MustSignConfig(branch)).commit(branch, "base",
 
271
                                                      allow_pointless=True,
 
272
                                                      rev_id='B')
 
273
            self.assertEqual(Testament.from_revision(branch,'B').as_short_text(),
 
274
                             branch.revision_store.get('B', 'sig').read())
 
275
        finally:
 
276
            bzrlib.gpg.GPGStrategy = oldstrategy
 
277
 
 
278
    def test_commit_failed_signature(self):
 
279
        import bzrlib.gpg
 
280
        import bzrlib.commit as commit
 
281
        oldstrategy = bzrlib.gpg.GPGStrategy
 
282
        branch = Branch.initialize('.')
 
283
        branch.commit("base", allow_pointless=True, rev_id='A')
 
284
        self.failIf(branch.revision_store.has_id('A', 'sig'))
 
285
        try:
 
286
            from bzrlib.testament import Testament
 
287
            # monkey patch gpg signing mechanism
 
288
            bzrlib.gpg.GPGStrategy = bzrlib.gpg.DisabledGPGStrategy
 
289
            config = MustSignConfig(branch)
 
290
            self.assertRaises(SigningFailed,
 
291
                              commit.Commit(config=config).commit,
 
292
                              branch, "base",
 
293
                              allow_pointless=True,
 
294
                              rev_id='B')
 
295
            branch = Branch.open('.')
 
296
            self.assertEqual(branch.revision_history(), ['A'])
 
297
            self.failIf(branch.revision_store.has_id('B'))
 
298
        finally:
 
299
            bzrlib.gpg.GPGStrategy = oldstrategy
 
300
 
 
301