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  • Committer: Robert Collins
  • Date: 2005-09-28 05:25:54 UTC
  • mfrom: (1185.1.42)
  • mto: (1092.2.18)
  • mto: This revision was merged to the branch mainline in revision 1397.
  • Revision ID: robertc@robertcollins.net-20050928052554-beb985505f77ea6a
update symlink branch to integration

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1
 
# Copyright (C) 2006 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
 
import os
18
 
import stat
19
 
from StringIO import StringIO
20
 
import sys
21
 
 
22
 
from bzrlib import (
23
 
    errors,
24
 
    generate_ids,
25
 
    osutils,
26
 
    progress,
27
 
    revision as _mod_revision,
28
 
    symbol_versioning,
29
 
    tests,
30
 
    urlutils,
31
 
    )
32
 
from bzrlib.bzrdir import BzrDir
33
 
from bzrlib.conflicts import (DuplicateEntry, DuplicateID, MissingParent,
34
 
                              UnversionedParent, ParentLoop, DeletingParent,
35
 
                              NonDirectoryParent)
36
 
from bzrlib.diff import show_diff_trees
37
 
from bzrlib.errors import (DuplicateKey, MalformedTransform, NoSuchFile,
38
 
                           ReusingTransform, CantMoveRoot, 
39
 
                           PathsNotVersionedError, ExistingLimbo,
40
 
                           ExistingPendingDeletion, ImmortalLimbo,
41
 
                           ImmortalPendingDeletion, LockError)
42
 
from bzrlib.osutils import file_kind, pathjoin
43
 
from bzrlib.merge import Merge3Merger
44
 
from bzrlib.tests import (
45
 
    CaseInsensitiveFilesystemFeature,
46
 
    HardlinkFeature,
47
 
    SymlinkFeature,
48
 
    TestCase,
49
 
    TestCaseInTempDir,
50
 
    TestSkipped,
51
 
    )
52
 
from bzrlib.transform import (TreeTransform, ROOT_PARENT, FinalPaths, 
53
 
                              resolve_conflicts, cook_conflicts, 
54
 
                              build_tree, get_backup_name,
55
 
                              _FileMover, resolve_checkout,
56
 
                              TransformPreview)
57
 
 
58
 
class TestTreeTransform(tests.TestCaseWithTransport):
59
 
 
60
 
    def setUp(self):
61
 
        super(TestTreeTransform, self).setUp()
62
 
        self.wt = self.make_branch_and_tree('.', format='dirstate-with-subtree')
63
 
        os.chdir('..')
64
 
 
65
 
    def get_transform(self):
66
 
        transform = TreeTransform(self.wt)
67
 
        #self.addCleanup(transform.finalize)
68
 
        return transform, transform.root
69
 
 
70
 
    def test_existing_limbo(self):
71
 
        transform, root = self.get_transform()
72
 
        limbo_name = transform._limbodir
73
 
        deletion_path = transform._deletiondir
74
 
        os.mkdir(pathjoin(limbo_name, 'hehe'))
75
 
        self.assertRaises(ImmortalLimbo, transform.apply)
76
 
        self.assertRaises(LockError, self.wt.unlock)
77
 
        self.assertRaises(ExistingLimbo, self.get_transform)
78
 
        self.assertRaises(LockError, self.wt.unlock)
79
 
        os.rmdir(pathjoin(limbo_name, 'hehe'))
80
 
        os.rmdir(limbo_name)
81
 
        os.rmdir(deletion_path)
82
 
        transform, root = self.get_transform()
83
 
        transform.apply()
84
 
 
85
 
    def test_existing_pending_deletion(self):
86
 
        transform, root = self.get_transform()
87
 
        deletion_path = self._limbodir = urlutils.local_path_from_url(
88
 
            transform._tree._transport.abspath('pending-deletion'))
89
 
        os.mkdir(pathjoin(deletion_path, 'blocking-directory'))
90
 
        self.assertRaises(ImmortalPendingDeletion, transform.apply)
91
 
        self.assertRaises(LockError, self.wt.unlock)
92
 
        self.assertRaises(ExistingPendingDeletion, self.get_transform)
93
 
 
94
 
    def test_build(self):
95
 
        transform, root = self.get_transform()
96
 
        self.wt.lock_tree_write()
97
 
        self.addCleanup(self.wt.unlock)
98
 
        self.assertIs(transform.get_tree_parent(root), ROOT_PARENT)
99
 
        imaginary_id = transform.trans_id_tree_path('imaginary')
100
 
        imaginary_id2 = transform.trans_id_tree_path('imaginary/')
101
 
        self.assertEqual(imaginary_id, imaginary_id2)
102
 
        self.assertEqual(transform.get_tree_parent(imaginary_id), root)
103
 
        self.assertEqual(transform.final_kind(root), 'directory')
104
 
        self.assertEqual(transform.final_file_id(root), self.wt.get_root_id())
105
 
        trans_id = transform.create_path('name', root)
106
 
        self.assertIs(transform.final_file_id(trans_id), None)
107
 
        self.assertRaises(NoSuchFile, transform.final_kind, trans_id)
108
 
        transform.create_file('contents', trans_id)
109
 
        transform.set_executability(True, trans_id)
110
 
        transform.version_file('my_pretties', trans_id)
111
 
        self.assertRaises(DuplicateKey, transform.version_file,
112
 
                          'my_pretties', trans_id)
113
 
        self.assertEqual(transform.final_file_id(trans_id), 'my_pretties')
114
 
        self.assertEqual(transform.final_parent(trans_id), root)
115
 
        self.assertIs(transform.final_parent(root), ROOT_PARENT)
116
 
        self.assertIs(transform.get_tree_parent(root), ROOT_PARENT)
117
 
        oz_id = transform.create_path('oz', root)
118
 
        transform.create_directory(oz_id)
119
 
        transform.version_file('ozzie', oz_id)
120
 
        trans_id2 = transform.create_path('name2', root)
121
 
        transform.create_file('contents', trans_id2)
122
 
        transform.set_executability(False, trans_id2)
123
 
        transform.version_file('my_pretties2', trans_id2)
124
 
        modified_paths = transform.apply().modified_paths
125
 
        self.assertEqual('contents', self.wt.get_file_byname('name').read())
126
 
        self.assertEqual(self.wt.path2id('name'), 'my_pretties')
127
 
        self.assertIs(self.wt.is_executable('my_pretties'), True)
128
 
        self.assertIs(self.wt.is_executable('my_pretties2'), False)
129
 
        self.assertEqual('directory', file_kind(self.wt.abspath('oz')))
130
 
        self.assertEqual(len(modified_paths), 3)
131
 
        tree_mod_paths = [self.wt.id2abspath(f) for f in 
132
 
                          ('ozzie', 'my_pretties', 'my_pretties2')]
133
 
        self.assertSubset(tree_mod_paths, modified_paths)
134
 
        # is it safe to finalize repeatedly?
135
 
        transform.finalize()
136
 
        transform.finalize()
137
 
 
138
 
    def test_hardlink(self):
139
 
        self.requireFeature(HardlinkFeature)
140
 
        transform, root = self.get_transform()
141
 
        transform.new_file('file1', root, 'contents')
142
 
        transform.apply()
143
 
        target = self.make_branch_and_tree('target')
144
 
        target_transform = TreeTransform(target)
145
 
        trans_id = target_transform.create_path('file1', target_transform.root)
146
 
        target_transform.create_hardlink(self.wt.abspath('file1'), trans_id)
147
 
        target_transform.apply()
148
 
        self.failUnlessExists('target/file1')
149
 
        source_stat = os.stat(self.wt.abspath('file1'))
150
 
        target_stat = os.stat('target/file1')
151
 
        self.assertEqual(source_stat, target_stat)
152
 
 
153
 
    def test_convenience(self):
154
 
        transform, root = self.get_transform()
155
 
        self.wt.lock_tree_write()
156
 
        self.addCleanup(self.wt.unlock)
157
 
        trans_id = transform.new_file('name', root, 'contents', 
158
 
                                      'my_pretties', True)
159
 
        oz = transform.new_directory('oz', root, 'oz-id')
160
 
        dorothy = transform.new_directory('dorothy', oz, 'dorothy-id')
161
 
        toto = transform.new_file('toto', dorothy, 'toto-contents', 
162
 
                                  'toto-id', False)
163
 
 
164
 
        self.assertEqual(len(transform.find_conflicts()), 0)
165
 
        transform.apply()
166
 
        self.assertRaises(ReusingTransform, transform.find_conflicts)
167
 
        self.assertEqual('contents', file(self.wt.abspath('name')).read())
168
 
        self.assertEqual(self.wt.path2id('name'), 'my_pretties')
169
 
        self.assertIs(self.wt.is_executable('my_pretties'), True)
170
 
        self.assertEqual(self.wt.path2id('oz'), 'oz-id')
171
 
        self.assertEqual(self.wt.path2id('oz/dorothy'), 'dorothy-id')
172
 
        self.assertEqual(self.wt.path2id('oz/dorothy/toto'), 'toto-id')
173
 
 
174
 
        self.assertEqual('toto-contents',
175
 
                         self.wt.get_file_byname('oz/dorothy/toto').read())
176
 
        self.assertIs(self.wt.is_executable('toto-id'), False)
177
 
 
178
 
    def test_tree_reference(self):
179
 
        transform, root = self.get_transform()
180
 
        tree = transform._tree
181
 
        trans_id = transform.new_directory('reference', root, 'subtree-id')
182
 
        transform.set_tree_reference('subtree-revision', trans_id)
183
 
        transform.apply()
184
 
        tree.lock_read()
185
 
        self.addCleanup(tree.unlock)
186
 
        self.assertEqual('subtree-revision',
187
 
                         tree.inventory['subtree-id'].reference_revision)
188
 
 
189
 
    def test_conflicts(self):
190
 
        transform, root = self.get_transform()
191
 
        trans_id = transform.new_file('name', root, 'contents', 
192
 
                                      'my_pretties')
193
 
        self.assertEqual(len(transform.find_conflicts()), 0)
194
 
        trans_id2 = transform.new_file('name', root, 'Crontents', 'toto')
195
 
        self.assertEqual(transform.find_conflicts(), 
196
 
                         [('duplicate', trans_id, trans_id2, 'name')])
197
 
        self.assertRaises(MalformedTransform, transform.apply)
198
 
        transform.adjust_path('name', trans_id, trans_id2)
199
 
        self.assertEqual(transform.find_conflicts(), 
200
 
                         [('non-directory parent', trans_id)])
201
 
        tinman_id = transform.trans_id_tree_path('tinman')
202
 
        transform.adjust_path('name', tinman_id, trans_id2)
203
 
        self.assertEqual(transform.find_conflicts(), 
204
 
                         [('unversioned parent', tinman_id), 
205
 
                          ('missing parent', tinman_id)])
206
 
        lion_id = transform.create_path('lion', root)
207
 
        self.assertEqual(transform.find_conflicts(), 
208
 
                         [('unversioned parent', tinman_id), 
209
 
                          ('missing parent', tinman_id)])
210
 
        transform.adjust_path('name', lion_id, trans_id2)
211
 
        self.assertEqual(transform.find_conflicts(), 
212
 
                         [('unversioned parent', lion_id),
213
 
                          ('missing parent', lion_id)])
214
 
        transform.version_file("Courage", lion_id)
215
 
        self.assertEqual(transform.find_conflicts(), 
216
 
                         [('missing parent', lion_id), 
217
 
                          ('versioning no contents', lion_id)])
218
 
        transform.adjust_path('name2', root, trans_id2)
219
 
        self.assertEqual(transform.find_conflicts(), 
220
 
                         [('versioning no contents', lion_id)])
221
 
        transform.create_file('Contents, okay?', lion_id)
222
 
        transform.adjust_path('name2', trans_id2, trans_id2)
223
 
        self.assertEqual(transform.find_conflicts(), 
224
 
                         [('parent loop', trans_id2), 
225
 
                          ('non-directory parent', trans_id2)])
226
 
        transform.adjust_path('name2', root, trans_id2)
227
 
        oz_id = transform.new_directory('oz', root)
228
 
        transform.set_executability(True, oz_id)
229
 
        self.assertEqual(transform.find_conflicts(), 
230
 
                         [('unversioned executability', oz_id)])
231
 
        transform.version_file('oz-id', oz_id)
232
 
        self.assertEqual(transform.find_conflicts(), 
233
 
                         [('non-file executability', oz_id)])
234
 
        transform.set_executability(None, oz_id)
235
 
        tip_id = transform.new_file('tip', oz_id, 'ozma', 'tip-id')
236
 
        transform.apply()
237
 
        self.assertEqual(self.wt.path2id('name'), 'my_pretties')
238
 
        self.assertEqual('contents', file(self.wt.abspath('name')).read())
239
 
        transform2, root = self.get_transform()
240
 
        oz_id = transform2.trans_id_tree_file_id('oz-id')
241
 
        newtip = transform2.new_file('tip', oz_id, 'other', 'tip-id')
242
 
        result = transform2.find_conflicts()
243
 
        fp = FinalPaths(transform2)
244
 
        self.assert_('oz/tip' in transform2._tree_path_ids)
245
 
        self.assertEqual(fp.get_path(newtip), pathjoin('oz', 'tip'))
246
 
        self.assertEqual(len(result), 2)
247
 
        self.assertEqual((result[0][0], result[0][1]), 
248
 
                         ('duplicate', newtip))
249
 
        self.assertEqual((result[1][0], result[1][2]), 
250
 
                         ('duplicate id', newtip))
251
 
        transform2.finalize()
252
 
        transform3 = TreeTransform(self.wt)
253
 
        self.addCleanup(transform3.finalize)
254
 
        oz_id = transform3.trans_id_tree_file_id('oz-id')
255
 
        transform3.delete_contents(oz_id)
256
 
        self.assertEqual(transform3.find_conflicts(), 
257
 
                         [('missing parent', oz_id)])
258
 
        root_id = transform3.root
259
 
        tip_id = transform3.trans_id_tree_file_id('tip-id')
260
 
        transform3.adjust_path('tip', root_id, tip_id)
261
 
        transform3.apply()
262
 
 
263
 
    def test_conflict_on_case_insensitive(self):
264
 
        tree = self.make_branch_and_tree('tree')
265
 
        # Don't try this at home, kids!
266
 
        # Force the tree to report that it is case sensitive, for conflict
267
 
        # resolution tests
268
 
        tree.case_sensitive = True
269
 
        transform = TreeTransform(tree)
270
 
        self.addCleanup(transform.finalize)
271
 
        transform.new_file('file', transform.root, 'content')
272
 
        transform.new_file('FiLe', transform.root, 'content')
273
 
        result = transform.find_conflicts()
274
 
        self.assertEqual([], result)
275
 
        transform.finalize()
276
 
        # Force the tree to report that it is case insensitive, for conflict
277
 
        # generation tests
278
 
        tree.case_sensitive = False
279
 
        transform = TreeTransform(tree)
280
 
        self.addCleanup(transform.finalize)
281
 
        transform.new_file('file', transform.root, 'content')
282
 
        transform.new_file('FiLe', transform.root, 'content')
283
 
        result = transform.find_conflicts()
284
 
        self.assertEqual([('duplicate', 'new-1', 'new-2', 'file')], result)
285
 
 
286
 
    def test_conflict_on_case_insensitive_existing(self):
287
 
        tree = self.make_branch_and_tree('tree')
288
 
        self.build_tree(['tree/FiLe'])
289
 
        # Don't try this at home, kids!
290
 
        # Force the tree to report that it is case sensitive, for conflict
291
 
        # resolution tests
292
 
        tree.case_sensitive = True
293
 
        transform = TreeTransform(tree)
294
 
        self.addCleanup(transform.finalize)
295
 
        transform.new_file('file', transform.root, 'content')
296
 
        result = transform.find_conflicts()
297
 
        self.assertEqual([], result)
298
 
        transform.finalize()
299
 
        # Force the tree to report that it is case insensitive, for conflict
300
 
        # generation tests
301
 
        tree.case_sensitive = False
302
 
        transform = TreeTransform(tree)
303
 
        self.addCleanup(transform.finalize)
304
 
        transform.new_file('file', transform.root, 'content')
305
 
        result = transform.find_conflicts()
306
 
        self.assertEqual([('duplicate', 'new-1', 'new-2', 'file')], result)
307
 
 
308
 
    def test_resolve_case_insensitive_conflict(self):
309
 
        tree = self.make_branch_and_tree('tree')
310
 
        # Don't try this at home, kids!
311
 
        # Force the tree to report that it is case insensitive, for conflict
312
 
        # resolution tests
313
 
        tree.case_sensitive = False
314
 
        transform = TreeTransform(tree)
315
 
        self.addCleanup(transform.finalize)
316
 
        transform.new_file('file', transform.root, 'content')
317
 
        transform.new_file('FiLe', transform.root, 'content')
318
 
        resolve_conflicts(transform)
319
 
        transform.apply()
320
 
        self.failUnlessExists('tree/file')
321
 
        self.failUnlessExists('tree/FiLe.moved')
322
 
 
323
 
    def test_resolve_checkout_case_conflict(self):
324
 
        tree = self.make_branch_and_tree('tree')
325
 
        # Don't try this at home, kids!
326
 
        # Force the tree to report that it is case insensitive, for conflict
327
 
        # resolution tests
328
 
        tree.case_sensitive = False
329
 
        transform = TreeTransform(tree)
330
 
        self.addCleanup(transform.finalize)
331
 
        transform.new_file('file', transform.root, 'content')
332
 
        transform.new_file('FiLe', transform.root, 'content')
333
 
        resolve_conflicts(transform,
334
 
                          pass_func=lambda t, c: resolve_checkout(t, c, []))
335
 
        transform.apply()
336
 
        self.failUnlessExists('tree/file')
337
 
        self.failUnlessExists('tree/FiLe.moved')
338
 
 
339
 
    def test_apply_case_conflict(self):
340
 
        """Ensure that a transform with case conflicts can always be applied"""
341
 
        tree = self.make_branch_and_tree('tree')
342
 
        transform = TreeTransform(tree)
343
 
        self.addCleanup(transform.finalize)
344
 
        transform.new_file('file', transform.root, 'content')
345
 
        transform.new_file('FiLe', transform.root, 'content')
346
 
        dir = transform.new_directory('dir', transform.root)
347
 
        transform.new_file('dirfile', dir, 'content')
348
 
        transform.new_file('dirFiLe', dir, 'content')
349
 
        resolve_conflicts(transform)
350
 
        transform.apply()
351
 
        self.failUnlessExists('tree/file')
352
 
        if not os.path.exists('tree/FiLe.moved'):
353
 
            self.failUnlessExists('tree/FiLe')
354
 
        self.failUnlessExists('tree/dir/dirfile')
355
 
        if not os.path.exists('tree/dir/dirFiLe.moved'):
356
 
            self.failUnlessExists('tree/dir/dirFiLe')
357
 
 
358
 
    def test_case_insensitive_limbo(self):
359
 
        tree = self.make_branch_and_tree('tree')
360
 
        # Don't try this at home, kids!
361
 
        # Force the tree to report that it is case insensitive
362
 
        tree.case_sensitive = False
363
 
        transform = TreeTransform(tree)
364
 
        self.addCleanup(transform.finalize)
365
 
        dir = transform.new_directory('dir', transform.root)
366
 
        first = transform.new_file('file', dir, 'content')
367
 
        second = transform.new_file('FiLe', dir, 'content')
368
 
        self.assertContainsRe(transform._limbo_name(first), 'new-1/file')
369
 
        self.assertNotContainsRe(transform._limbo_name(second), 'new-1/FiLe')
370
 
 
371
 
    def test_add_del(self):
372
 
        start, root = self.get_transform()
373
 
        start.new_directory('a', root, 'a')
374
 
        start.apply()
375
 
        transform, root = self.get_transform()
376
 
        transform.delete_versioned(transform.trans_id_tree_file_id('a'))
377
 
        transform.new_directory('a', root, 'a')
378
 
        transform.apply()
379
 
 
380
 
    def test_unversioning(self):
381
 
        create_tree, root = self.get_transform()
382
 
        parent_id = create_tree.new_directory('parent', root, 'parent-id')
383
 
        create_tree.new_file('child', parent_id, 'child', 'child-id')
384
 
        create_tree.apply()
385
 
        unversion = TreeTransform(self.wt)
386
 
        self.addCleanup(unversion.finalize)
387
 
        parent = unversion.trans_id_tree_path('parent')
388
 
        unversion.unversion_file(parent)
389
 
        self.assertEqual(unversion.find_conflicts(), 
390
 
                         [('unversioned parent', parent_id)])
391
 
        file_id = unversion.trans_id_tree_file_id('child-id')
392
 
        unversion.unversion_file(file_id)
393
 
        unversion.apply()
394
 
 
395
 
    def test_name_invariants(self):
396
 
        create_tree, root = self.get_transform()
397
 
        # prepare tree
398
 
        root = create_tree.root
399
 
        create_tree.new_file('name1', root, 'hello1', 'name1')
400
 
        create_tree.new_file('name2', root, 'hello2', 'name2')
401
 
        ddir = create_tree.new_directory('dying_directory', root, 'ddir')
402
 
        create_tree.new_file('dying_file', ddir, 'goodbye1', 'dfile')
403
 
        create_tree.new_file('moving_file', ddir, 'later1', 'mfile')
404
 
        create_tree.new_file('moving_file2', root, 'later2', 'mfile2')
405
 
        create_tree.apply()
406
 
 
407
 
        mangle_tree,root = self.get_transform()
408
 
        root = mangle_tree.root
409
 
        #swap names
410
 
        name1 = mangle_tree.trans_id_tree_file_id('name1')
411
 
        name2 = mangle_tree.trans_id_tree_file_id('name2')
412
 
        mangle_tree.adjust_path('name2', root, name1)
413
 
        mangle_tree.adjust_path('name1', root, name2)
414
 
 
415
 
        #tests for deleting parent directories 
416
 
        ddir = mangle_tree.trans_id_tree_file_id('ddir')
417
 
        mangle_tree.delete_contents(ddir)
418
 
        dfile = mangle_tree.trans_id_tree_file_id('dfile')
419
 
        mangle_tree.delete_versioned(dfile)
420
 
        mangle_tree.unversion_file(dfile)
421
 
        mfile = mangle_tree.trans_id_tree_file_id('mfile')
422
 
        mangle_tree.adjust_path('mfile', root, mfile)
423
 
 
424
 
        #tests for adding parent directories
425
 
        newdir = mangle_tree.new_directory('new_directory', root, 'newdir')
426
 
        mfile2 = mangle_tree.trans_id_tree_file_id('mfile2')
427
 
        mangle_tree.adjust_path('mfile2', newdir, mfile2)
428
 
        mangle_tree.new_file('newfile', newdir, 'hello3', 'dfile')
429
 
        self.assertEqual(mangle_tree.final_file_id(mfile2), 'mfile2')
430
 
        self.assertEqual(mangle_tree.final_parent(mfile2), newdir)
431
 
        self.assertEqual(mangle_tree.final_file_id(mfile2), 'mfile2')
432
 
        mangle_tree.apply()
433
 
        self.assertEqual(file(self.wt.abspath('name1')).read(), 'hello2')
434
 
        self.assertEqual(file(self.wt.abspath('name2')).read(), 'hello1')
435
 
        mfile2_path = self.wt.abspath(pathjoin('new_directory','mfile2'))
436
 
        self.assertEqual(mangle_tree.final_parent(mfile2), newdir)
437
 
        self.assertEqual(file(mfile2_path).read(), 'later2')
438
 
        self.assertEqual(self.wt.id2path('mfile2'), 'new_directory/mfile2')
439
 
        self.assertEqual(self.wt.path2id('new_directory/mfile2'), 'mfile2')
440
 
        newfile_path = self.wt.abspath(pathjoin('new_directory','newfile'))
441
 
        self.assertEqual(file(newfile_path).read(), 'hello3')
442
 
        self.assertEqual(self.wt.path2id('dying_directory'), 'ddir')
443
 
        self.assertIs(self.wt.path2id('dying_directory/dying_file'), None)
444
 
        mfile2_path = self.wt.abspath(pathjoin('new_directory','mfile2'))
445
 
 
446
 
    def test_both_rename(self):
447
 
        create_tree,root = self.get_transform()
448
 
        newdir = create_tree.new_directory('selftest', root, 'selftest-id')
449
 
        create_tree.new_file('blackbox.py', newdir, 'hello1', 'blackbox-id')
450
 
        create_tree.apply()        
451
 
        mangle_tree,root = self.get_transform()
452
 
        selftest = mangle_tree.trans_id_tree_file_id('selftest-id')
453
 
        blackbox = mangle_tree.trans_id_tree_file_id('blackbox-id')
454
 
        mangle_tree.adjust_path('test', root, selftest)
455
 
        mangle_tree.adjust_path('test_too_much', root, selftest)
456
 
        mangle_tree.set_executability(True, blackbox)
457
 
        mangle_tree.apply()
458
 
 
459
 
    def test_both_rename2(self):
460
 
        create_tree,root = self.get_transform()
461
 
        bzrlib = create_tree.new_directory('bzrlib', root, 'bzrlib-id')
462
 
        tests = create_tree.new_directory('tests', bzrlib, 'tests-id')
463
 
        blackbox = create_tree.new_directory('blackbox', tests, 'blackbox-id')
464
 
        create_tree.new_file('test_too_much.py', blackbox, 'hello1', 
465
 
                             'test_too_much-id')
466
 
        create_tree.apply()        
467
 
        mangle_tree,root = self.get_transform()
468
 
        bzrlib = mangle_tree.trans_id_tree_file_id('bzrlib-id')
469
 
        tests = mangle_tree.trans_id_tree_file_id('tests-id')
470
 
        test_too_much = mangle_tree.trans_id_tree_file_id('test_too_much-id')
471
 
        mangle_tree.adjust_path('selftest', bzrlib, tests)
472
 
        mangle_tree.adjust_path('blackbox.py', tests, test_too_much) 
473
 
        mangle_tree.set_executability(True, test_too_much)
474
 
        mangle_tree.apply()
475
 
 
476
 
    def test_both_rename3(self):
477
 
        create_tree,root = self.get_transform()
478
 
        tests = create_tree.new_directory('tests', root, 'tests-id')
479
 
        create_tree.new_file('test_too_much.py', tests, 'hello1', 
480
 
                             'test_too_much-id')
481
 
        create_tree.apply()        
482
 
        mangle_tree,root = self.get_transform()
483
 
        tests = mangle_tree.trans_id_tree_file_id('tests-id')
484
 
        test_too_much = mangle_tree.trans_id_tree_file_id('test_too_much-id')
485
 
        mangle_tree.adjust_path('selftest', root, tests)
486
 
        mangle_tree.adjust_path('blackbox.py', tests, test_too_much) 
487
 
        mangle_tree.set_executability(True, test_too_much)
488
 
        mangle_tree.apply()
489
 
 
490
 
    def test_move_dangling_ie(self):
491
 
        create_tree, root = self.get_transform()
492
 
        # prepare tree
493
 
        root = create_tree.root
494
 
        create_tree.new_file('name1', root, 'hello1', 'name1')
495
 
        create_tree.apply()
496
 
        delete_contents, root = self.get_transform()
497
 
        file = delete_contents.trans_id_tree_file_id('name1')
498
 
        delete_contents.delete_contents(file)
499
 
        delete_contents.apply()
500
 
        move_id, root = self.get_transform()
501
 
        name1 = move_id.trans_id_tree_file_id('name1')
502
 
        newdir = move_id.new_directory('dir', root, 'newdir')
503
 
        move_id.adjust_path('name2', newdir, name1)
504
 
        move_id.apply()
505
 
        
506
 
    def test_replace_dangling_ie(self):
507
 
        create_tree, root = self.get_transform()
508
 
        # prepare tree
509
 
        root = create_tree.root
510
 
        create_tree.new_file('name1', root, 'hello1', 'name1')
511
 
        create_tree.apply()
512
 
        delete_contents = TreeTransform(self.wt)
513
 
        self.addCleanup(delete_contents.finalize)
514
 
        file = delete_contents.trans_id_tree_file_id('name1')
515
 
        delete_contents.delete_contents(file)
516
 
        delete_contents.apply()
517
 
        delete_contents.finalize()
518
 
        replace = TreeTransform(self.wt)
519
 
        self.addCleanup(replace.finalize)
520
 
        name2 = replace.new_file('name2', root, 'hello2', 'name1')
521
 
        conflicts = replace.find_conflicts()
522
 
        name1 = replace.trans_id_tree_file_id('name1')
523
 
        self.assertEqual(conflicts, [('duplicate id', name1, name2)])
524
 
        resolve_conflicts(replace)
525
 
        replace.apply()
526
 
 
527
 
    def test_symlinks(self):
528
 
        self.requireFeature(SymlinkFeature)
529
 
        transform,root = self.get_transform()
530
 
        oz_id = transform.new_directory('oz', root, 'oz-id')
531
 
        wizard = transform.new_symlink('wizard', oz_id, 'wizard-target', 
532
 
                                       'wizard-id')
533
 
        wiz_id = transform.create_path('wizard2', oz_id)
534
 
        transform.create_symlink('behind_curtain', wiz_id)
535
 
        transform.version_file('wiz-id2', wiz_id)            
536
 
        transform.set_executability(True, wiz_id)
537
 
        self.assertEqual(transform.find_conflicts(), 
538
 
                         [('non-file executability', wiz_id)])
539
 
        transform.set_executability(None, wiz_id)
540
 
        transform.apply()
541
 
        self.assertEqual(self.wt.path2id('oz/wizard'), 'wizard-id')
542
 
        self.assertEqual(file_kind(self.wt.abspath('oz/wizard')), 'symlink')
543
 
        self.assertEqual(os.readlink(self.wt.abspath('oz/wizard2')), 
544
 
                         'behind_curtain')
545
 
        self.assertEqual(os.readlink(self.wt.abspath('oz/wizard')),
546
 
                         'wizard-target')
547
 
 
548
 
    def test_unable_create_symlink(self):
549
 
        def tt_helper():
550
 
            wt = self.make_branch_and_tree('.')
551
 
            tt = TreeTransform(wt)  # TreeTransform obtains write lock
552
 
            try:
553
 
                tt.new_symlink('foo', tt.root, 'bar')
554
 
                tt.apply()
555
 
            finally:
556
 
                wt.unlock()
557
 
        os_symlink = getattr(os, 'symlink', None)
558
 
        os.symlink = None
559
 
        try:
560
 
            err = self.assertRaises(errors.UnableCreateSymlink, tt_helper)
561
 
            self.assertEquals(
562
 
                "Unable to create symlink 'foo' on this platform",
563
 
                str(err))
564
 
        finally:
565
 
            if os_symlink:
566
 
                os.symlink = os_symlink
567
 
 
568
 
    def get_conflicted(self):
569
 
        create,root = self.get_transform()
570
 
        create.new_file('dorothy', root, 'dorothy', 'dorothy-id')
571
 
        oz = create.new_directory('oz', root, 'oz-id')
572
 
        create.new_directory('emeraldcity', oz, 'emerald-id')
573
 
        create.apply()
574
 
        conflicts,root = self.get_transform()
575
 
        # set up duplicate entry, duplicate id
576
 
        new_dorothy = conflicts.new_file('dorothy', root, 'dorothy', 
577
 
                                         'dorothy-id')
578
 
        old_dorothy = conflicts.trans_id_tree_file_id('dorothy-id')
579
 
        oz = conflicts.trans_id_tree_file_id('oz-id')
580
 
        # set up DeletedParent parent conflict
581
 
        conflicts.delete_versioned(oz)
582
 
        emerald = conflicts.trans_id_tree_file_id('emerald-id')
583
 
        # set up MissingParent conflict
584
 
        munchkincity = conflicts.trans_id_file_id('munchkincity-id')
585
 
        conflicts.adjust_path('munchkincity', root, munchkincity)
586
 
        conflicts.new_directory('auntem', munchkincity, 'auntem-id')
587
 
        # set up parent loop
588
 
        conflicts.adjust_path('emeraldcity', emerald, emerald)
589
 
        return conflicts, emerald, oz, old_dorothy, new_dorothy
590
 
 
591
 
    def test_conflict_resolution(self):
592
 
        conflicts, emerald, oz, old_dorothy, new_dorothy =\
593
 
            self.get_conflicted()
594
 
        resolve_conflicts(conflicts)
595
 
        self.assertEqual(conflicts.final_name(old_dorothy), 'dorothy.moved')
596
 
        self.assertIs(conflicts.final_file_id(old_dorothy), None)
597
 
        self.assertEqual(conflicts.final_name(new_dorothy), 'dorothy')
598
 
        self.assertEqual(conflicts.final_file_id(new_dorothy), 'dorothy-id')
599
 
        self.assertEqual(conflicts.final_parent(emerald), oz)
600
 
        conflicts.apply()
601
 
 
602
 
    def test_cook_conflicts(self):
603
 
        tt, emerald, oz, old_dorothy, new_dorothy = self.get_conflicted()
604
 
        raw_conflicts = resolve_conflicts(tt)
605
 
        cooked_conflicts = cook_conflicts(raw_conflicts, tt)
606
 
        duplicate = DuplicateEntry('Moved existing file to', 'dorothy.moved', 
607
 
                                   'dorothy', None, 'dorothy-id')
608
 
        self.assertEqual(cooked_conflicts[0], duplicate)
609
 
        duplicate_id = DuplicateID('Unversioned existing file', 
610
 
                                   'dorothy.moved', 'dorothy', None,
611
 
                                   'dorothy-id')
612
 
        self.assertEqual(cooked_conflicts[1], duplicate_id)
613
 
        missing_parent = MissingParent('Created directory', 'munchkincity',
614
 
                                       'munchkincity-id')
615
 
        deleted_parent = DeletingParent('Not deleting', 'oz', 'oz-id')
616
 
        self.assertEqual(cooked_conflicts[2], missing_parent)
617
 
        unversioned_parent = UnversionedParent('Versioned directory',
618
 
                                               'munchkincity',
619
 
                                               'munchkincity-id')
620
 
        unversioned_parent2 = UnversionedParent('Versioned directory', 'oz',
621
 
                                               'oz-id')
622
 
        self.assertEqual(cooked_conflicts[3], unversioned_parent)
623
 
        parent_loop = ParentLoop('Cancelled move', 'oz/emeraldcity', 
624
 
                                 'oz/emeraldcity', 'emerald-id', 'emerald-id')
625
 
        self.assertEqual(cooked_conflicts[4], deleted_parent)
626
 
        self.assertEqual(cooked_conflicts[5], unversioned_parent2)
627
 
        self.assertEqual(cooked_conflicts[6], parent_loop)
628
 
        self.assertEqual(len(cooked_conflicts), 7)
629
 
        tt.finalize()
630
 
 
631
 
    def test_string_conflicts(self):
632
 
        tt, emerald, oz, old_dorothy, new_dorothy = self.get_conflicted()
633
 
        raw_conflicts = resolve_conflicts(tt)
634
 
        cooked_conflicts = cook_conflicts(raw_conflicts, tt)
635
 
        tt.finalize()
636
 
        conflicts_s = [str(c) for c in cooked_conflicts]
637
 
        self.assertEqual(len(cooked_conflicts), len(conflicts_s))
638
 
        self.assertEqual(conflicts_s[0], 'Conflict adding file dorothy.  '
639
 
                                         'Moved existing file to '
640
 
                                         'dorothy.moved.')
641
 
        self.assertEqual(conflicts_s[1], 'Conflict adding id to dorothy.  '
642
 
                                         'Unversioned existing file '
643
 
                                         'dorothy.moved.')
644
 
        self.assertEqual(conflicts_s[2], 'Conflict adding files to'
645
 
                                         ' munchkincity.  Created directory.')
646
 
        self.assertEqual(conflicts_s[3], 'Conflict because munchkincity is not'
647
 
                                         ' versioned, but has versioned'
648
 
                                         ' children.  Versioned directory.')
649
 
        self.assertEqualDiff(conflicts_s[4], "Conflict: can't delete oz because it"
650
 
                                         " is not empty.  Not deleting.")
651
 
        self.assertEqual(conflicts_s[5], 'Conflict because oz is not'
652
 
                                         ' versioned, but has versioned'
653
 
                                         ' children.  Versioned directory.')
654
 
        self.assertEqual(conflicts_s[6], 'Conflict moving oz/emeraldcity into'
655
 
                                         ' oz/emeraldcity.  Cancelled move.')
656
 
 
657
 
    def prepare_wrong_parent_kind(self):
658
 
        tt, root = self.get_transform()
659
 
        tt.new_file('parent', root, 'contents', 'parent-id')
660
 
        tt.apply()
661
 
        tt, root = self.get_transform()
662
 
        parent_id = tt.trans_id_file_id('parent-id')
663
 
        tt.new_file('child,', parent_id, 'contents2', 'file-id')
664
 
        return tt
665
 
 
666
 
    def test_find_conflicts_wrong_parent_kind(self):
667
 
        tt = self.prepare_wrong_parent_kind()
668
 
        tt.find_conflicts()
669
 
 
670
 
    def test_resolve_conflicts_wrong_existing_parent_kind(self):
671
 
        tt = self.prepare_wrong_parent_kind()
672
 
        raw_conflicts = resolve_conflicts(tt)
673
 
        self.assertEqual(set([('non-directory parent', 'Created directory',
674
 
                         'new-3')]), raw_conflicts)
675
 
        cooked_conflicts = cook_conflicts(raw_conflicts, tt)
676
 
        self.assertEqual([NonDirectoryParent('Created directory', 'parent.new',
677
 
        'parent-id')], cooked_conflicts)
678
 
        tt.apply()
679
 
        self.assertEqual(None, self.wt.path2id('parent'))
680
 
        self.assertEqual('parent-id', self.wt.path2id('parent.new'))
681
 
 
682
 
    def test_resolve_conflicts_wrong_new_parent_kind(self):
683
 
        tt, root = self.get_transform()
684
 
        parent_id = tt.new_directory('parent', root, 'parent-id')
685
 
        tt.new_file('child,', parent_id, 'contents2', 'file-id')
686
 
        tt.apply()
687
 
        tt, root = self.get_transform()
688
 
        parent_id = tt.trans_id_file_id('parent-id')
689
 
        tt.delete_contents(parent_id)
690
 
        tt.create_file('contents', parent_id)
691
 
        raw_conflicts = resolve_conflicts(tt)
692
 
        self.assertEqual(set([('non-directory parent', 'Created directory',
693
 
                         'new-3')]), raw_conflicts)
694
 
        tt.apply()
695
 
        self.assertEqual(None, self.wt.path2id('parent'))
696
 
        self.assertEqual('parent-id', self.wt.path2id('parent.new'))
697
 
 
698
 
    def test_resolve_conflicts_wrong_parent_kind_unversioned(self):
699
 
        tt, root = self.get_transform()
700
 
        parent_id = tt.new_directory('parent', root)
701
 
        tt.new_file('child,', parent_id, 'contents2')
702
 
        tt.apply()
703
 
        tt, root = self.get_transform()
704
 
        parent_id = tt.trans_id_tree_path('parent')
705
 
        tt.delete_contents(parent_id)
706
 
        tt.create_file('contents', parent_id)
707
 
        resolve_conflicts(tt)
708
 
        tt.apply()
709
 
        self.assertIs(None, self.wt.path2id('parent'))
710
 
        self.assertIs(None, self.wt.path2id('parent.new'))
711
 
 
712
 
    def test_moving_versioned_directories(self):
713
 
        create, root = self.get_transform()
714
 
        kansas = create.new_directory('kansas', root, 'kansas-id')
715
 
        create.new_directory('house', kansas, 'house-id')
716
 
        create.new_directory('oz', root, 'oz-id')
717
 
        create.apply()
718
 
        cyclone, root = self.get_transform()
719
 
        oz = cyclone.trans_id_tree_file_id('oz-id')
720
 
        house = cyclone.trans_id_tree_file_id('house-id')
721
 
        cyclone.adjust_path('house', oz, house)
722
 
        cyclone.apply()
723
 
 
724
 
    def test_moving_root(self):
725
 
        create, root = self.get_transform()
726
 
        fun = create.new_directory('fun', root, 'fun-id')
727
 
        create.new_directory('sun', root, 'sun-id')
728
 
        create.new_directory('moon', root, 'moon')
729
 
        create.apply()
730
 
        transform, root = self.get_transform()
731
 
        transform.adjust_root_path('oldroot', fun)
732
 
        new_root=transform.trans_id_tree_path('')
733
 
        transform.version_file('new-root', new_root)
734
 
        transform.apply()
735
 
 
736
 
    def test_renames(self):
737
 
        create, root = self.get_transform()
738
 
        old = create.new_directory('old-parent', root, 'old-id')
739
 
        intermediate = create.new_directory('intermediate', old, 'im-id')
740
 
        myfile = create.new_file('myfile', intermediate, 'myfile-text',
741
 
                                 'myfile-id')
742
 
        create.apply()
743
 
        rename, root = self.get_transform()
744
 
        old = rename.trans_id_file_id('old-id')
745
 
        rename.adjust_path('new', root, old)
746
 
        myfile = rename.trans_id_file_id('myfile-id')
747
 
        rename.set_executability(True, myfile)
748
 
        rename.apply()
749
 
 
750
 
    def test_set_executability_order(self):
751
 
        """Ensure that executability behaves the same, no matter what order.
752
 
        
753
 
        - create file and set executability simultaneously
754
 
        - create file and set executability afterward
755
 
        - unsetting the executability of a file whose executability has not been
756
 
        declared should throw an exception (this may happen when a
757
 
        merge attempts to create a file with a duplicate ID)
758
 
        """
759
 
        transform, root = self.get_transform()
760
 
        wt = transform._tree
761
 
        wt.lock_read()
762
 
        self.addCleanup(wt.unlock)
763
 
        transform.new_file('set_on_creation', root, 'Set on creation', 'soc',
764
 
                           True)
765
 
        sac = transform.new_file('set_after_creation', root,
766
 
                                 'Set after creation', 'sac')
767
 
        transform.set_executability(True, sac)
768
 
        uws = transform.new_file('unset_without_set', root, 'Unset badly',
769
 
                                 'uws')
770
 
        self.assertRaises(KeyError, transform.set_executability, None, uws)
771
 
        transform.apply()
772
 
        self.assertTrue(wt.is_executable('soc'))
773
 
        self.assertTrue(wt.is_executable('sac'))
774
 
 
775
 
    def test_preserve_mode(self):
776
 
        """File mode is preserved when replacing content"""
777
 
        if sys.platform == 'win32':
778
 
            raise TestSkipped('chmod has no effect on win32')
779
 
        transform, root = self.get_transform()
780
 
        transform.new_file('file1', root, 'contents', 'file1-id', True)
781
 
        transform.apply()
782
 
        self.wt.lock_write()
783
 
        self.addCleanup(self.wt.unlock)
784
 
        self.assertTrue(self.wt.is_executable('file1-id'))
785
 
        transform, root = self.get_transform()
786
 
        file1_id = transform.trans_id_tree_file_id('file1-id')
787
 
        transform.delete_contents(file1_id)
788
 
        transform.create_file('contents2', file1_id)
789
 
        transform.apply()
790
 
        self.assertTrue(self.wt.is_executable('file1-id'))
791
 
 
792
 
    def test__set_mode_stats_correctly(self):
793
 
        """_set_mode stats to determine file mode."""
794
 
        if sys.platform == 'win32':
795
 
            raise TestSkipped('chmod has no effect on win32')
796
 
 
797
 
        stat_paths = []
798
 
        real_stat = os.stat
799
 
        def instrumented_stat(path):
800
 
            stat_paths.append(path)
801
 
            return real_stat(path)
802
 
 
803
 
        transform, root = self.get_transform()
804
 
 
805
 
        bar1_id = transform.new_file('bar', root, 'bar contents 1\n',
806
 
                                     file_id='bar-id-1', executable=False)
807
 
        transform.apply()
808
 
 
809
 
        transform, root = self.get_transform()
810
 
        bar1_id = transform.trans_id_tree_path('bar')
811
 
        bar2_id = transform.trans_id_tree_path('bar2')
812
 
        try:
813
 
            os.stat = instrumented_stat
814
 
            transform.create_file('bar2 contents\n', bar2_id, mode_id=bar1_id)
815
 
        finally:
816
 
            os.stat = real_stat
817
 
            transform.finalize()
818
 
 
819
 
        bar1_abspath = self.wt.abspath('bar')
820
 
        self.assertEqual([bar1_abspath], stat_paths)
821
 
 
822
 
    def test_iter_changes(self):
823
 
        self.wt.set_root_id('eert_toor')
824
 
        transform, root = self.get_transform()
825
 
        transform.new_file('old', root, 'blah', 'id-1', True)
826
 
        transform.apply()
827
 
        transform, root = self.get_transform()
828
 
        try:
829
 
            self.assertEqual([], list(transform.iter_changes()))
830
 
            old = transform.trans_id_tree_file_id('id-1')
831
 
            transform.unversion_file(old)
832
 
            self.assertEqual([('id-1', ('old', None), False, (True, False),
833
 
                ('eert_toor', 'eert_toor'), ('old', 'old'), ('file', 'file'),
834
 
                (True, True))], list(transform.iter_changes()))
835
 
            transform.new_directory('new', root, 'id-1')
836
 
            self.assertEqual([('id-1', ('old', 'new'), True, (True, True),
837
 
                ('eert_toor', 'eert_toor'), ('old', 'new'),
838
 
                ('file', 'directory'),
839
 
                (True, False))], list(transform.iter_changes()))
840
 
        finally:
841
 
            transform.finalize()
842
 
 
843
 
    def test_iter_changes_new(self):
844
 
        self.wt.set_root_id('eert_toor')
845
 
        transform, root = self.get_transform()
846
 
        transform.new_file('old', root, 'blah')
847
 
        transform.apply()
848
 
        transform, root = self.get_transform()
849
 
        try:
850
 
            old = transform.trans_id_tree_path('old')
851
 
            transform.version_file('id-1', old)
852
 
            self.assertEqual([('id-1', (None, 'old'), False, (False, True),
853
 
                ('eert_toor', 'eert_toor'), ('old', 'old'), ('file', 'file'),
854
 
                (False, False))], list(transform.iter_changes()))
855
 
        finally:
856
 
            transform.finalize()
857
 
 
858
 
    def test_iter_changes_modifications(self):
859
 
        self.wt.set_root_id('eert_toor')
860
 
        transform, root = self.get_transform()
861
 
        transform.new_file('old', root, 'blah', 'id-1')
862
 
        transform.new_file('new', root, 'blah')
863
 
        transform.new_directory('subdir', root, 'subdir-id')
864
 
        transform.apply()
865
 
        transform, root = self.get_transform()
866
 
        try:
867
 
            old = transform.trans_id_tree_path('old')
868
 
            subdir = transform.trans_id_tree_file_id('subdir-id')
869
 
            new = transform.trans_id_tree_path('new')
870
 
            self.assertEqual([], list(transform.iter_changes()))
871
 
 
872
 
            #content deletion
873
 
            transform.delete_contents(old)
874
 
            self.assertEqual([('id-1', ('old', 'old'), True, (True, True),
875
 
                ('eert_toor', 'eert_toor'), ('old', 'old'), ('file', None),
876
 
                (False, False))], list(transform.iter_changes()))
877
 
 
878
 
            #content change
879
 
            transform.create_file('blah', old)
880
 
            self.assertEqual([('id-1', ('old', 'old'), True, (True, True),
881
 
                ('eert_toor', 'eert_toor'), ('old', 'old'), ('file', 'file'),
882
 
                (False, False))], list(transform.iter_changes()))
883
 
            transform.cancel_deletion(old)
884
 
            self.assertEqual([('id-1', ('old', 'old'), True, (True, True),
885
 
                ('eert_toor', 'eert_toor'), ('old', 'old'), ('file', 'file'),
886
 
                (False, False))], list(transform.iter_changes()))
887
 
            transform.cancel_creation(old)
888
 
 
889
 
            # move file_id to a different file
890
 
            self.assertEqual([], list(transform.iter_changes()))
891
 
            transform.unversion_file(old)
892
 
            transform.version_file('id-1', new)
893
 
            transform.adjust_path('old', root, new)
894
 
            self.assertEqual([('id-1', ('old', 'old'), True, (True, True),
895
 
                ('eert_toor', 'eert_toor'), ('old', 'old'), ('file', 'file'),
896
 
                (False, False))], list(transform.iter_changes()))
897
 
            transform.cancel_versioning(new)
898
 
            transform._removed_id = set()
899
 
 
900
 
            #execute bit
901
 
            self.assertEqual([], list(transform.iter_changes()))
902
 
            transform.set_executability(True, old)
903
 
            self.assertEqual([('id-1', ('old', 'old'), False, (True, True),
904
 
                ('eert_toor', 'eert_toor'), ('old', 'old'), ('file', 'file'),
905
 
                (False, True))], list(transform.iter_changes()))
906
 
            transform.set_executability(None, old)
907
 
 
908
 
            # filename
909
 
            self.assertEqual([], list(transform.iter_changes()))
910
 
            transform.adjust_path('new', root, old)
911
 
            transform._new_parent = {}
912
 
            self.assertEqual([('id-1', ('old', 'new'), False, (True, True),
913
 
                ('eert_toor', 'eert_toor'), ('old', 'new'), ('file', 'file'),
914
 
                (False, False))], list(transform.iter_changes()))
915
 
            transform._new_name = {}
916
 
 
917
 
            # parent directory
918
 
            self.assertEqual([], list(transform.iter_changes()))
919
 
            transform.adjust_path('new', subdir, old)
920
 
            transform._new_name = {}
921
 
            self.assertEqual([('id-1', ('old', 'subdir/old'), False,
922
 
                (True, True), ('eert_toor', 'subdir-id'), ('old', 'old'),
923
 
                ('file', 'file'), (False, False))],
924
 
                list(transform.iter_changes()))
925
 
            transform._new_path = {}
926
 
 
927
 
        finally:
928
 
            transform.finalize()
929
 
 
930
 
    def test_iter_changes_modified_bleed(self):
931
 
        self.wt.set_root_id('eert_toor')
932
 
        """Modified flag should not bleed from one change to another"""
933
 
        # unfortunately, we have no guarantee that file1 (which is modified)
934
 
        # will be applied before file2.  And if it's applied after file2, it
935
 
        # obviously can't bleed into file2's change output.  But for now, it
936
 
        # works.
937
 
        transform, root = self.get_transform()
938
 
        transform.new_file('file1', root, 'blah', 'id-1')
939
 
        transform.new_file('file2', root, 'blah', 'id-2')
940
 
        transform.apply()
941
 
        transform, root = self.get_transform()
942
 
        try:
943
 
            transform.delete_contents(transform.trans_id_file_id('id-1'))
944
 
            transform.set_executability(True,
945
 
            transform.trans_id_file_id('id-2'))
946
 
            self.assertEqual([('id-1', (u'file1', u'file1'), True, (True, True),
947
 
                ('eert_toor', 'eert_toor'), ('file1', u'file1'),
948
 
                ('file', None), (False, False)),
949
 
                ('id-2', (u'file2', u'file2'), False, (True, True),
950
 
                ('eert_toor', 'eert_toor'), ('file2', u'file2'),
951
 
                ('file', 'file'), (False, True))],
952
 
                list(transform.iter_changes()))
953
 
        finally:
954
 
            transform.finalize()
955
 
 
956
 
    def test_iter_changes_move_missing(self):
957
 
        """Test moving ids with no files around"""
958
 
        self.wt.set_root_id('toor_eert')
959
 
        # Need two steps because versioning a non-existant file is a conflict.
960
 
        transform, root = self.get_transform()
961
 
        transform.new_directory('floater', root, 'floater-id')
962
 
        transform.apply()
963
 
        transform, root = self.get_transform()
964
 
        transform.delete_contents(transform.trans_id_tree_path('floater'))
965
 
        transform.apply()
966
 
        transform, root = self.get_transform()
967
 
        floater = transform.trans_id_tree_path('floater')
968
 
        try:
969
 
            transform.adjust_path('flitter', root, floater)
970
 
            self.assertEqual([('floater-id', ('floater', 'flitter'), False,
971
 
            (True, True), ('toor_eert', 'toor_eert'), ('floater', 'flitter'),
972
 
            (None, None), (False, False))], list(transform.iter_changes()))
973
 
        finally:
974
 
            transform.finalize()
975
 
 
976
 
    def test_iter_changes_pointless(self):
977
 
        """Ensure that no-ops are not treated as modifications"""
978
 
        self.wt.set_root_id('eert_toor')
979
 
        transform, root = self.get_transform()
980
 
        transform.new_file('old', root, 'blah', 'id-1')
981
 
        transform.new_directory('subdir', root, 'subdir-id')
982
 
        transform.apply()
983
 
        transform, root = self.get_transform()
984
 
        try:
985
 
            old = transform.trans_id_tree_path('old')
986
 
            subdir = transform.trans_id_tree_file_id('subdir-id')
987
 
            self.assertEqual([], list(transform.iter_changes()))
988
 
            transform.delete_contents(subdir)
989
 
            transform.create_directory(subdir)
990
 
            transform.set_executability(False, old)
991
 
            transform.unversion_file(old)
992
 
            transform.version_file('id-1', old)
993
 
            transform.adjust_path('old', root, old)
994
 
            self.assertEqual([], list(transform.iter_changes()))
995
 
        finally:
996
 
            transform.finalize()
997
 
 
998
 
    def test_rename_count(self):
999
 
        transform, root = self.get_transform()
1000
 
        transform.new_file('name1', root, 'contents')
1001
 
        self.assertEqual(transform.rename_count, 0)
1002
 
        transform.apply()
1003
 
        self.assertEqual(transform.rename_count, 1)
1004
 
        transform2, root = self.get_transform()
1005
 
        transform2.adjust_path('name2', root,
1006
 
                               transform2.trans_id_tree_path('name1'))
1007
 
        self.assertEqual(transform2.rename_count, 0)
1008
 
        transform2.apply()
1009
 
        self.assertEqual(transform2.rename_count, 2)
1010
 
 
1011
 
    def test_change_parent(self):
1012
 
        """Ensure that after we change a parent, the results are still right.
1013
 
 
1014
 
        Renames and parent changes on pending transforms can happen as part
1015
 
        of conflict resolution, and are explicitly permitted by the
1016
 
        TreeTransform API.
1017
 
 
1018
 
        This test ensures they work correctly with the rename-avoidance
1019
 
        optimization.
1020
 
        """
1021
 
        transform, root = self.get_transform()
1022
 
        parent1 = transform.new_directory('parent1', root)
1023
 
        child1 = transform.new_file('child1', parent1, 'contents')
1024
 
        parent2 = transform.new_directory('parent2', root)
1025
 
        transform.adjust_path('child1', parent2, child1)
1026
 
        transform.apply()
1027
 
        self.failIfExists(self.wt.abspath('parent1/child1'))
1028
 
        self.failUnlessExists(self.wt.abspath('parent2/child1'))
1029
 
        # rename limbo/new-1 => parent1, rename limbo/new-3 => parent2
1030
 
        # no rename for child1 (counting only renames during apply)
1031
 
        self.failUnlessEqual(2, transform.rename_count)
1032
 
 
1033
 
    def test_cancel_parent(self):
1034
 
        """Cancelling a parent doesn't cause deletion of a non-empty directory
1035
 
 
1036
 
        This is like the test_change_parent, except that we cancel the parent
1037
 
        before adjusting the path.  The transform must detect that the
1038
 
        directory is non-empty, and move children to safe locations.
1039
 
        """
1040
 
        transform, root = self.get_transform()
1041
 
        parent1 = transform.new_directory('parent1', root)
1042
 
        child1 = transform.new_file('child1', parent1, 'contents')
1043
 
        child2 = transform.new_file('child2', parent1, 'contents')
1044
 
        try:
1045
 
            transform.cancel_creation(parent1)
1046
 
        except OSError:
1047
 
            self.fail('Failed to move child1 before deleting parent1')
1048
 
        transform.cancel_creation(child2)
1049
 
        transform.create_directory(parent1)
1050
 
        try:
1051
 
            transform.cancel_creation(parent1)
1052
 
        # If the transform incorrectly believes that child2 is still in
1053
 
        # parent1's limbo directory, it will try to rename it and fail
1054
 
        # because was already moved by the first cancel_creation.
1055
 
        except OSError:
1056
 
            self.fail('Transform still thinks child2 is a child of parent1')
1057
 
        parent2 = transform.new_directory('parent2', root)
1058
 
        transform.adjust_path('child1', parent2, child1)
1059
 
        transform.apply()
1060
 
        self.failIfExists(self.wt.abspath('parent1'))
1061
 
        self.failUnlessExists(self.wt.abspath('parent2/child1'))
1062
 
        # rename limbo/new-3 => parent2, rename limbo/new-2 => child1
1063
 
        self.failUnlessEqual(2, transform.rename_count)
1064
 
 
1065
 
    def test_adjust_and_cancel(self):
1066
 
        """Make sure adjust_path keeps track of limbo children properly"""
1067
 
        transform, root = self.get_transform()
1068
 
        parent1 = transform.new_directory('parent1', root)
1069
 
        child1 = transform.new_file('child1', parent1, 'contents')
1070
 
        parent2 = transform.new_directory('parent2', root)
1071
 
        transform.adjust_path('child1', parent2, child1)
1072
 
        transform.cancel_creation(child1)
1073
 
        try:
1074
 
            transform.cancel_creation(parent1)
1075
 
        # if the transform thinks child1 is still in parent1's limbo
1076
 
        # directory, it will attempt to move it and fail.
1077
 
        except OSError:
1078
 
            self.fail('Transform still thinks child1 is a child of parent1')
1079
 
        transform.finalize()
1080
 
 
1081
 
    def test_noname_contents(self):
1082
 
        """TreeTransform should permit deferring naming files."""
1083
 
        transform, root = self.get_transform()
1084
 
        parent = transform.trans_id_file_id('parent-id')
1085
 
        try:
1086
 
            transform.create_directory(parent)
1087
 
        except KeyError:
1088
 
            self.fail("Can't handle contents with no name")
1089
 
        transform.finalize()
1090
 
 
1091
 
    def test_noname_contents_nested(self):
1092
 
        """TreeTransform should permit deferring naming files."""
1093
 
        transform, root = self.get_transform()
1094
 
        parent = transform.trans_id_file_id('parent-id')
1095
 
        try:
1096
 
            transform.create_directory(parent)
1097
 
        except KeyError:
1098
 
            self.fail("Can't handle contents with no name")
1099
 
        child = transform.new_directory('child', parent)
1100
 
        transform.adjust_path('parent', root, parent)
1101
 
        transform.apply()
1102
 
        self.failUnlessExists(self.wt.abspath('parent/child'))
1103
 
        self.assertEqual(1, transform.rename_count)
1104
 
 
1105
 
    def test_reuse_name(self):
1106
 
        """Avoid reusing the same limbo name for different files"""
1107
 
        transform, root = self.get_transform()
1108
 
        parent = transform.new_directory('parent', root)
1109
 
        child1 = transform.new_directory('child', parent)
1110
 
        try:
1111
 
            child2 = transform.new_directory('child', parent)
1112
 
        except OSError:
1113
 
            self.fail('Tranform tried to use the same limbo name twice')
1114
 
        transform.adjust_path('child2', parent, child2)
1115
 
        transform.apply()
1116
 
        # limbo/new-1 => parent, limbo/new-3 => parent/child2
1117
 
        # child2 is put into top-level limbo because child1 has already
1118
 
        # claimed the direct limbo path when child2 is created.  There is no
1119
 
        # advantage in renaming files once they're in top-level limbo, except
1120
 
        # as part of apply.
1121
 
        self.assertEqual(2, transform.rename_count)
1122
 
 
1123
 
    def test_reuse_when_first_moved(self):
1124
 
        """Don't avoid direct paths when it is safe to use them"""
1125
 
        transform, root = self.get_transform()
1126
 
        parent = transform.new_directory('parent', root)
1127
 
        child1 = transform.new_directory('child', parent)
1128
 
        transform.adjust_path('child1', parent, child1)
1129
 
        child2 = transform.new_directory('child', parent)
1130
 
        transform.apply()
1131
 
        # limbo/new-1 => parent
1132
 
        self.assertEqual(1, transform.rename_count)
1133
 
 
1134
 
    def test_reuse_after_cancel(self):
1135
 
        """Don't avoid direct paths when it is safe to use them"""
1136
 
        transform, root = self.get_transform()
1137
 
        parent2 = transform.new_directory('parent2', root)
1138
 
        child1 = transform.new_directory('child1', parent2)
1139
 
        transform.cancel_creation(parent2)
1140
 
        transform.create_directory(parent2)
1141
 
        child2 = transform.new_directory('child1', parent2)
1142
 
        transform.adjust_path('child2', parent2, child1)
1143
 
        transform.apply()
1144
 
        # limbo/new-1 => parent2, limbo/new-2 => parent2/child1
1145
 
        self.assertEqual(2, transform.rename_count)
1146
 
 
1147
 
    def test_finalize_order(self):
1148
 
        """Finalize must be done in child-to-parent order"""
1149
 
        transform, root = self.get_transform()
1150
 
        parent = transform.new_directory('parent', root)
1151
 
        child = transform.new_directory('child', parent)
1152
 
        try:
1153
 
            transform.finalize()
1154
 
        except OSError:
1155
 
            self.fail('Tried to remove parent before child1')
1156
 
 
1157
 
    def test_cancel_with_cancelled_child_should_succeed(self):
1158
 
        transform, root = self.get_transform()
1159
 
        parent = transform.new_directory('parent', root)
1160
 
        child = transform.new_directory('child', parent)
1161
 
        transform.cancel_creation(child)
1162
 
        transform.cancel_creation(parent)
1163
 
        transform.finalize()
1164
 
 
1165
 
    def test_case_insensitive_clash(self):
1166
 
        self.requireFeature(CaseInsensitiveFilesystemFeature)
1167
 
        def tt_helper():
1168
 
            wt = self.make_branch_and_tree('.')
1169
 
            tt = TreeTransform(wt)  # TreeTransform obtains write lock
1170
 
            try:
1171
 
                tt.new_file('foo', tt.root, 'bar')
1172
 
                tt.new_file('Foo', tt.root, 'spam')
1173
 
                # Lie to tt that we've already resolved all conflicts.
1174
 
                tt.apply(no_conflicts=True)
1175
 
            except:
1176
 
                wt.unlock()
1177
 
                raise
1178
 
        err = self.assertRaises(errors.FileExists, tt_helper)
1179
 
        self.assertContainsRe(str(err),
1180
 
            "^File exists: .+/foo")
1181
 
 
1182
 
    def test_two_directories_clash(self):
1183
 
        def tt_helper():
1184
 
            wt = self.make_branch_and_tree('.')
1185
 
            tt = TreeTransform(wt)  # TreeTransform obtains write lock
1186
 
            try:
1187
 
                foo_1 = tt.new_directory('foo', tt.root)
1188
 
                tt.new_directory('bar', foo_1)
1189
 
                foo_2 = tt.new_directory('foo', tt.root)
1190
 
                tt.new_directory('baz', foo_2)
1191
 
                # Lie to tt that we've already resolved all conflicts.
1192
 
                tt.apply(no_conflicts=True)
1193
 
            except:
1194
 
                wt.unlock()
1195
 
                raise
1196
 
        err = self.assertRaises(errors.FileExists, tt_helper)
1197
 
        self.assertContainsRe(str(err),
1198
 
            "^File exists: .+/foo")
1199
 
 
1200
 
    def test_two_directories_clash_finalize(self):
1201
 
        def tt_helper():
1202
 
            wt = self.make_branch_and_tree('.')
1203
 
            tt = TreeTransform(wt)  # TreeTransform obtains write lock
1204
 
            try:
1205
 
                foo_1 = tt.new_directory('foo', tt.root)
1206
 
                tt.new_directory('bar', foo_1)
1207
 
                foo_2 = tt.new_directory('foo', tt.root)
1208
 
                tt.new_directory('baz', foo_2)
1209
 
                # Lie to tt that we've already resolved all conflicts.
1210
 
                tt.apply(no_conflicts=True)
1211
 
            except:
1212
 
                tt.finalize()
1213
 
                raise
1214
 
        err = self.assertRaises(errors.FileExists, tt_helper)
1215
 
        self.assertContainsRe(str(err),
1216
 
            "^File exists: .+/foo")
1217
 
 
1218
 
 
1219
 
class TransformGroup(object):
1220
 
 
1221
 
    def __init__(self, dirname, root_id):
1222
 
        self.name = dirname
1223
 
        os.mkdir(dirname)
1224
 
        self.wt = BzrDir.create_standalone_workingtree(dirname)
1225
 
        self.wt.set_root_id(root_id)
1226
 
        self.b = self.wt.branch
1227
 
        self.tt = TreeTransform(self.wt)
1228
 
        self.root = self.tt.trans_id_tree_file_id(self.wt.get_root_id())
1229
 
 
1230
 
 
1231
 
def conflict_text(tree, merge):
1232
 
    template = '%s TREE\n%s%s\n%s%s MERGE-SOURCE\n'
1233
 
    return template % ('<' * 7, tree, '=' * 7, merge, '>' * 7)
1234
 
 
1235
 
 
1236
 
class TestTransformMerge(TestCaseInTempDir):
1237
 
 
1238
 
    def test_text_merge(self):
1239
 
        root_id = generate_ids.gen_root_id()
1240
 
        base = TransformGroup("base", root_id)
1241
 
        base.tt.new_file('a', base.root, 'a\nb\nc\nd\be\n', 'a')
1242
 
        base.tt.new_file('b', base.root, 'b1', 'b')
1243
 
        base.tt.new_file('c', base.root, 'c', 'c')
1244
 
        base.tt.new_file('d', base.root, 'd', 'd')
1245
 
        base.tt.new_file('e', base.root, 'e', 'e')
1246
 
        base.tt.new_file('f', base.root, 'f', 'f')
1247
 
        base.tt.new_directory('g', base.root, 'g')
1248
 
        base.tt.new_directory('h', base.root, 'h')
1249
 
        base.tt.apply()
1250
 
        other = TransformGroup("other", root_id)
1251
 
        other.tt.new_file('a', other.root, 'y\nb\nc\nd\be\n', 'a')
1252
 
        other.tt.new_file('b', other.root, 'b2', 'b')
1253
 
        other.tt.new_file('c', other.root, 'c2', 'c')
1254
 
        other.tt.new_file('d', other.root, 'd', 'd')
1255
 
        other.tt.new_file('e', other.root, 'e2', 'e')
1256
 
        other.tt.new_file('f', other.root, 'f', 'f')
1257
 
        other.tt.new_file('g', other.root, 'g', 'g')
1258
 
        other.tt.new_file('h', other.root, 'h\ni\nj\nk\n', 'h')
1259
 
        other.tt.new_file('i', other.root, 'h\ni\nj\nk\n', 'i')
1260
 
        other.tt.apply()
1261
 
        this = TransformGroup("this", root_id)
1262
 
        this.tt.new_file('a', this.root, 'a\nb\nc\nd\bz\n', 'a')
1263
 
        this.tt.new_file('b', this.root, 'b', 'b')
1264
 
        this.tt.new_file('c', this.root, 'c', 'c')
1265
 
        this.tt.new_file('d', this.root, 'd2', 'd')
1266
 
        this.tt.new_file('e', this.root, 'e2', 'e')
1267
 
        this.tt.new_file('f', this.root, 'f', 'f')
1268
 
        this.tt.new_file('g', this.root, 'g', 'g')
1269
 
        this.tt.new_file('h', this.root, '1\n2\n3\n4\n', 'h')
1270
 
        this.tt.new_file('i', this.root, '1\n2\n3\n4\n', 'i')
1271
 
        this.tt.apply()
1272
 
        Merge3Merger(this.wt, this.wt, base.wt, other.wt)
1273
 
 
1274
 
        # textual merge
1275
 
        self.assertEqual(this.wt.get_file('a').read(), 'y\nb\nc\nd\bz\n')
1276
 
        # three-way text conflict
1277
 
        self.assertEqual(this.wt.get_file('b').read(), 
1278
 
                         conflict_text('b', 'b2'))
1279
 
        # OTHER wins
1280
 
        self.assertEqual(this.wt.get_file('c').read(), 'c2')
1281
 
        # THIS wins
1282
 
        self.assertEqual(this.wt.get_file('d').read(), 'd2')
1283
 
        # Ambigious clean merge
1284
 
        self.assertEqual(this.wt.get_file('e').read(), 'e2')
1285
 
        # No change
1286
 
        self.assertEqual(this.wt.get_file('f').read(), 'f')
1287
 
        # Correct correct results when THIS == OTHER 
1288
 
        self.assertEqual(this.wt.get_file('g').read(), 'g')
1289
 
        # Text conflict when THIS & OTHER are text and BASE is dir
1290
 
        self.assertEqual(this.wt.get_file('h').read(), 
1291
 
                         conflict_text('1\n2\n3\n4\n', 'h\ni\nj\nk\n'))
1292
 
        self.assertEqual(this.wt.get_file_byname('h.THIS').read(),
1293
 
                         '1\n2\n3\n4\n')
1294
 
        self.assertEqual(this.wt.get_file_byname('h.OTHER').read(),
1295
 
                         'h\ni\nj\nk\n')
1296
 
        self.assertEqual(file_kind(this.wt.abspath('h.BASE')), 'directory')
1297
 
        self.assertEqual(this.wt.get_file('i').read(), 
1298
 
                         conflict_text('1\n2\n3\n4\n', 'h\ni\nj\nk\n'))
1299
 
        self.assertEqual(this.wt.get_file_byname('i.THIS').read(),
1300
 
                         '1\n2\n3\n4\n')
1301
 
        self.assertEqual(this.wt.get_file_byname('i.OTHER').read(),
1302
 
                         'h\ni\nj\nk\n')
1303
 
        self.assertEqual(os.path.exists(this.wt.abspath('i.BASE')), False)
1304
 
        modified = ['a', 'b', 'c', 'h', 'i']
1305
 
        merge_modified = this.wt.merge_modified()
1306
 
        self.assertSubset(merge_modified, modified)
1307
 
        self.assertEqual(len(merge_modified), len(modified))
1308
 
        file(this.wt.id2abspath('a'), 'wb').write('booga')
1309
 
        modified.pop(0)
1310
 
        merge_modified = this.wt.merge_modified()
1311
 
        self.assertSubset(merge_modified, modified)
1312
 
        self.assertEqual(len(merge_modified), len(modified))
1313
 
        this.wt.remove('b')
1314
 
        this.wt.revert()
1315
 
 
1316
 
    def test_file_merge(self):
1317
 
        self.requireFeature(SymlinkFeature)
1318
 
        root_id = generate_ids.gen_root_id()
1319
 
        base = TransformGroup("BASE", root_id)
1320
 
        this = TransformGroup("THIS", root_id)
1321
 
        other = TransformGroup("OTHER", root_id)
1322
 
        for tg in this, base, other:
1323
 
            tg.tt.new_directory('a', tg.root, 'a')
1324
 
            tg.tt.new_symlink('b', tg.root, 'b', 'b')
1325
 
            tg.tt.new_file('c', tg.root, 'c', 'c')
1326
 
            tg.tt.new_symlink('d', tg.root, tg.name, 'd')
1327
 
        targets = ((base, 'base-e', 'base-f', None, None), 
1328
 
                   (this, 'other-e', 'this-f', 'other-g', 'this-h'), 
1329
 
                   (other, 'other-e', None, 'other-g', 'other-h'))
1330
 
        for tg, e_target, f_target, g_target, h_target in targets:
1331
 
            for link, target in (('e', e_target), ('f', f_target), 
1332
 
                                 ('g', g_target), ('h', h_target)):
1333
 
                if target is not None:
1334
 
                    tg.tt.new_symlink(link, tg.root, target, link)
1335
 
 
1336
 
        for tg in this, base, other:
1337
 
            tg.tt.apply()
1338
 
        Merge3Merger(this.wt, this.wt, base.wt, other.wt)
1339
 
        self.assertIs(os.path.isdir(this.wt.abspath('a')), True)
1340
 
        self.assertIs(os.path.islink(this.wt.abspath('b')), True)
1341
 
        self.assertIs(os.path.isfile(this.wt.abspath('c')), True)
1342
 
        for suffix in ('THIS', 'BASE', 'OTHER'):
1343
 
            self.assertEqual(os.readlink(this.wt.abspath('d.'+suffix)), suffix)
1344
 
        self.assertIs(os.path.lexists(this.wt.abspath('d')), False)
1345
 
        self.assertEqual(this.wt.id2path('d'), 'd.OTHER')
1346
 
        self.assertEqual(this.wt.id2path('f'), 'f.THIS')
1347
 
        self.assertEqual(os.readlink(this.wt.abspath('e')), 'other-e')
1348
 
        self.assertIs(os.path.lexists(this.wt.abspath('e.THIS')), False)
1349
 
        self.assertIs(os.path.lexists(this.wt.abspath('e.OTHER')), False)
1350
 
        self.assertIs(os.path.lexists(this.wt.abspath('e.BASE')), False)
1351
 
        self.assertIs(os.path.lexists(this.wt.abspath('g')), True)
1352
 
        self.assertIs(os.path.lexists(this.wt.abspath('g.BASE')), False)
1353
 
        self.assertIs(os.path.lexists(this.wt.abspath('h')), False)
1354
 
        self.assertIs(os.path.lexists(this.wt.abspath('h.BASE')), False)
1355
 
        self.assertIs(os.path.lexists(this.wt.abspath('h.THIS')), True)
1356
 
        self.assertIs(os.path.lexists(this.wt.abspath('h.OTHER')), True)
1357
 
 
1358
 
    def test_filename_merge(self):
1359
 
        root_id = generate_ids.gen_root_id()
1360
 
        base = TransformGroup("BASE", root_id)
1361
 
        this = TransformGroup("THIS", root_id)
1362
 
        other = TransformGroup("OTHER", root_id)
1363
 
        base_a, this_a, other_a = [t.tt.new_directory('a', t.root, 'a') 
1364
 
                                   for t in [base, this, other]]
1365
 
        base_b, this_b, other_b = [t.tt.new_directory('b', t.root, 'b') 
1366
 
                                   for t in [base, this, other]]
1367
 
        base.tt.new_directory('c', base_a, 'c')
1368
 
        this.tt.new_directory('c1', this_a, 'c')
1369
 
        other.tt.new_directory('c', other_b, 'c')
1370
 
 
1371
 
        base.tt.new_directory('d', base_a, 'd')
1372
 
        this.tt.new_directory('d1', this_b, 'd')
1373
 
        other.tt.new_directory('d', other_a, 'd')
1374
 
 
1375
 
        base.tt.new_directory('e', base_a, 'e')
1376
 
        this.tt.new_directory('e', this_a, 'e')
1377
 
        other.tt.new_directory('e1', other_b, 'e')
1378
 
 
1379
 
        base.tt.new_directory('f', base_a, 'f')
1380
 
        this.tt.new_directory('f1', this_b, 'f')
1381
 
        other.tt.new_directory('f1', other_b, 'f')
1382
 
 
1383
 
        for tg in [this, base, other]:
1384
 
            tg.tt.apply()
1385
 
        Merge3Merger(this.wt, this.wt, base.wt, other.wt)
1386
 
        self.assertEqual(this.wt.id2path('c'), pathjoin('b/c1'))
1387
 
        self.assertEqual(this.wt.id2path('d'), pathjoin('b/d1'))
1388
 
        self.assertEqual(this.wt.id2path('e'), pathjoin('b/e1'))
1389
 
        self.assertEqual(this.wt.id2path('f'), pathjoin('b/f1'))
1390
 
 
1391
 
    def test_filename_merge_conflicts(self):
1392
 
        root_id = generate_ids.gen_root_id()
1393
 
        base = TransformGroup("BASE", root_id)
1394
 
        this = TransformGroup("THIS", root_id)
1395
 
        other = TransformGroup("OTHER", root_id)
1396
 
        base_a, this_a, other_a = [t.tt.new_directory('a', t.root, 'a') 
1397
 
                                   for t in [base, this, other]]
1398
 
        base_b, this_b, other_b = [t.tt.new_directory('b', t.root, 'b') 
1399
 
                                   for t in [base, this, other]]
1400
 
 
1401
 
        base.tt.new_file('g', base_a, 'g', 'g')
1402
 
        other.tt.new_file('g1', other_b, 'g1', 'g')
1403
 
 
1404
 
        base.tt.new_file('h', base_a, 'h', 'h')
1405
 
        this.tt.new_file('h1', this_b, 'h1', 'h')
1406
 
 
1407
 
        base.tt.new_file('i', base.root, 'i', 'i')
1408
 
        other.tt.new_directory('i1', this_b, 'i')
1409
 
 
1410
 
        for tg in [this, base, other]:
1411
 
            tg.tt.apply()
1412
 
        Merge3Merger(this.wt, this.wt, base.wt, other.wt)
1413
 
 
1414
 
        self.assertEqual(this.wt.id2path('g'), pathjoin('b/g1.OTHER'))
1415
 
        self.assertIs(os.path.lexists(this.wt.abspath('b/g1.BASE')), True)
1416
 
        self.assertIs(os.path.lexists(this.wt.abspath('b/g1.THIS')), False)
1417
 
        self.assertEqual(this.wt.id2path('h'), pathjoin('b/h1.THIS'))
1418
 
        self.assertIs(os.path.lexists(this.wt.abspath('b/h1.BASE')), True)
1419
 
        self.assertIs(os.path.lexists(this.wt.abspath('b/h1.OTHER')), False)
1420
 
        self.assertEqual(this.wt.id2path('i'), pathjoin('b/i1.OTHER'))
1421
 
 
1422
 
 
1423
 
class TestBuildTree(tests.TestCaseWithTransport):
1424
 
 
1425
 
    def test_build_tree_with_symlinks(self):
1426
 
        self.requireFeature(SymlinkFeature)
1427
 
        os.mkdir('a')
1428
 
        a = BzrDir.create_standalone_workingtree('a')
1429
 
        os.mkdir('a/foo')
1430
 
        file('a/foo/bar', 'wb').write('contents')
1431
 
        os.symlink('a/foo/bar', 'a/foo/baz')
1432
 
        a.add(['foo', 'foo/bar', 'foo/baz'])
1433
 
        a.commit('initial commit')
1434
 
        b = BzrDir.create_standalone_workingtree('b')
1435
 
        basis = a.basis_tree()
1436
 
        basis.lock_read()
1437
 
        self.addCleanup(basis.unlock)
1438
 
        build_tree(basis, b)
1439
 
        self.assertIs(os.path.isdir('b/foo'), True)
1440
 
        self.assertEqual(file('b/foo/bar', 'rb').read(), "contents")
1441
 
        self.assertEqual(os.readlink('b/foo/baz'), 'a/foo/bar')
1442
 
 
1443
 
    def test_build_with_references(self):
1444
 
        tree = self.make_branch_and_tree('source',
1445
 
            format='dirstate-with-subtree')
1446
 
        subtree = self.make_branch_and_tree('source/subtree',
1447
 
            format='dirstate-with-subtree')
1448
 
        tree.add_reference(subtree)
1449
 
        tree.commit('a revision')
1450
 
        tree.branch.create_checkout('target')
1451
 
        self.failUnlessExists('target')
1452
 
        self.failUnlessExists('target/subtree')
1453
 
 
1454
 
    def test_file_conflict_handling(self):
1455
 
        """Ensure that when building trees, conflict handling is done"""
1456
 
        source = self.make_branch_and_tree('source')
1457
 
        target = self.make_branch_and_tree('target')
1458
 
        self.build_tree(['source/file', 'target/file'])
1459
 
        source.add('file', 'new-file')
1460
 
        source.commit('added file')
1461
 
        build_tree(source.basis_tree(), target)
1462
 
        self.assertEqual([DuplicateEntry('Moved existing file to',
1463
 
                          'file.moved', 'file', None, 'new-file')],
1464
 
                         target.conflicts())
1465
 
        target2 = self.make_branch_and_tree('target2')
1466
 
        target_file = file('target2/file', 'wb')
1467
 
        try:
1468
 
            source_file = file('source/file', 'rb')
1469
 
            try:
1470
 
                target_file.write(source_file.read())
1471
 
            finally:
1472
 
                source_file.close()
1473
 
        finally:
1474
 
            target_file.close()
1475
 
        build_tree(source.basis_tree(), target2)
1476
 
        self.assertEqual([], target2.conflicts())
1477
 
 
1478
 
    def test_symlink_conflict_handling(self):
1479
 
        """Ensure that when building trees, conflict handling is done"""
1480
 
        self.requireFeature(SymlinkFeature)
1481
 
        source = self.make_branch_and_tree('source')
1482
 
        os.symlink('foo', 'source/symlink')
1483
 
        source.add('symlink', 'new-symlink')
1484
 
        source.commit('added file')
1485
 
        target = self.make_branch_and_tree('target')
1486
 
        os.symlink('bar', 'target/symlink')
1487
 
        build_tree(source.basis_tree(), target)
1488
 
        self.assertEqual([DuplicateEntry('Moved existing file to',
1489
 
            'symlink.moved', 'symlink', None, 'new-symlink')],
1490
 
            target.conflicts())
1491
 
        target = self.make_branch_and_tree('target2')
1492
 
        os.symlink('foo', 'target2/symlink')
1493
 
        build_tree(source.basis_tree(), target)
1494
 
        self.assertEqual([], target.conflicts())
1495
 
        
1496
 
    def test_directory_conflict_handling(self):
1497
 
        """Ensure that when building trees, conflict handling is done"""
1498
 
        source = self.make_branch_and_tree('source')
1499
 
        target = self.make_branch_and_tree('target')
1500
 
        self.build_tree(['source/dir1/', 'source/dir1/file', 'target/dir1/'])
1501
 
        source.add(['dir1', 'dir1/file'], ['new-dir1', 'new-file'])
1502
 
        source.commit('added file')
1503
 
        build_tree(source.basis_tree(), target)
1504
 
        self.assertEqual([], target.conflicts())
1505
 
        self.failUnlessExists('target/dir1/file')
1506
 
 
1507
 
        # Ensure contents are merged
1508
 
        target = self.make_branch_and_tree('target2')
1509
 
        self.build_tree(['target2/dir1/', 'target2/dir1/file2'])
1510
 
        build_tree(source.basis_tree(), target)
1511
 
        self.assertEqual([], target.conflicts())
1512
 
        self.failUnlessExists('target2/dir1/file2')
1513
 
        self.failUnlessExists('target2/dir1/file')
1514
 
 
1515
 
        # Ensure new contents are suppressed for existing branches
1516
 
        target = self.make_branch_and_tree('target3')
1517
 
        self.make_branch('target3/dir1')
1518
 
        self.build_tree(['target3/dir1/file2'])
1519
 
        build_tree(source.basis_tree(), target)
1520
 
        self.failIfExists('target3/dir1/file')
1521
 
        self.failUnlessExists('target3/dir1/file2')
1522
 
        self.failUnlessExists('target3/dir1.diverted/file')
1523
 
        self.assertEqual([DuplicateEntry('Diverted to',
1524
 
            'dir1.diverted', 'dir1', 'new-dir1', None)],
1525
 
            target.conflicts())
1526
 
 
1527
 
        target = self.make_branch_and_tree('target4')
1528
 
        self.build_tree(['target4/dir1/'])
1529
 
        self.make_branch('target4/dir1/file')
1530
 
        build_tree(source.basis_tree(), target)
1531
 
        self.failUnlessExists('target4/dir1/file')
1532
 
        self.assertEqual('directory', file_kind('target4/dir1/file'))
1533
 
        self.failUnlessExists('target4/dir1/file.diverted')
1534
 
        self.assertEqual([DuplicateEntry('Diverted to',
1535
 
            'dir1/file.diverted', 'dir1/file', 'new-file', None)],
1536
 
            target.conflicts())
1537
 
 
1538
 
    def test_mixed_conflict_handling(self):
1539
 
        """Ensure that when building trees, conflict handling is done"""
1540
 
        source = self.make_branch_and_tree('source')
1541
 
        target = self.make_branch_and_tree('target')
1542
 
        self.build_tree(['source/name', 'target/name/'])
1543
 
        source.add('name', 'new-name')
1544
 
        source.commit('added file')
1545
 
        build_tree(source.basis_tree(), target)
1546
 
        self.assertEqual([DuplicateEntry('Moved existing file to',
1547
 
            'name.moved', 'name', None, 'new-name')], target.conflicts())
1548
 
 
1549
 
    def test_raises_in_populated(self):
1550
 
        source = self.make_branch_and_tree('source')
1551
 
        self.build_tree(['source/name'])
1552
 
        source.add('name')
1553
 
        source.commit('added name')
1554
 
        target = self.make_branch_and_tree('target')
1555
 
        self.build_tree(['target/name'])
1556
 
        target.add('name')
1557
 
        self.assertRaises(errors.WorkingTreeAlreadyPopulated, 
1558
 
            build_tree, source.basis_tree(), target)
1559
 
 
1560
 
    def test_build_tree_rename_count(self):
1561
 
        source = self.make_branch_and_tree('source')
1562
 
        self.build_tree(['source/file1', 'source/dir1/'])
1563
 
        source.add(['file1', 'dir1'])
1564
 
        source.commit('add1')
1565
 
        target1 = self.make_branch_and_tree('target1')
1566
 
        transform_result = build_tree(source.basis_tree(), target1)
1567
 
        self.assertEqual(2, transform_result.rename_count)
1568
 
 
1569
 
        self.build_tree(['source/dir1/file2'])
1570
 
        source.add(['dir1/file2'])
1571
 
        source.commit('add3')
1572
 
        target2 = self.make_branch_and_tree('target2')
1573
 
        transform_result = build_tree(source.basis_tree(), target2)
1574
 
        # children of non-root directories should not be renamed
1575
 
        self.assertEqual(2, transform_result.rename_count)
1576
 
 
1577
 
    def create_ab_tree(self):
1578
 
        """Create a committed test tree with two files"""
1579
 
        source = self.make_branch_and_tree('source')
1580
 
        self.build_tree_contents([('source/file1', 'A')])
1581
 
        self.build_tree_contents([('source/file2', 'B')])
1582
 
        source.add(['file1', 'file2'], ['file1-id', 'file2-id'])
1583
 
        source.commit('commit files')
1584
 
        source.lock_write()
1585
 
        self.addCleanup(source.unlock)
1586
 
        return source
1587
 
 
1588
 
    def test_build_tree_accelerator_tree(self):
1589
 
        source = self.create_ab_tree()
1590
 
        self.build_tree_contents([('source/file2', 'C')])
1591
 
        calls = []
1592
 
        real_source_get_file = source.get_file
1593
 
        def get_file(file_id, path=None):
1594
 
            calls.append(file_id)
1595
 
            return real_source_get_file(file_id, path)
1596
 
        source.get_file = get_file
1597
 
        target = self.make_branch_and_tree('target')
1598
 
        revision_tree = source.basis_tree()
1599
 
        revision_tree.lock_read()
1600
 
        self.addCleanup(revision_tree.unlock)
1601
 
        build_tree(revision_tree, target, source)
1602
 
        self.assertEqual(['file1-id'], calls)
1603
 
        target.lock_read()
1604
 
        self.addCleanup(target.unlock)
1605
 
        self.assertEqual([], list(target.iter_changes(revision_tree)))
1606
 
 
1607
 
    def test_build_tree_accelerator_tree_missing_file(self):
1608
 
        source = self.create_ab_tree()
1609
 
        os.unlink('source/file1')
1610
 
        source.remove(['file2'])
1611
 
        target = self.make_branch_and_tree('target')
1612
 
        revision_tree = source.basis_tree()
1613
 
        revision_tree.lock_read()
1614
 
        self.addCleanup(revision_tree.unlock)
1615
 
        build_tree(revision_tree, target, source)
1616
 
        target.lock_read()
1617
 
        self.addCleanup(target.unlock)
1618
 
        self.assertEqual([], list(target.iter_changes(revision_tree)))
1619
 
 
1620
 
    def test_build_tree_accelerator_wrong_kind(self):
1621
 
        self.requireFeature(SymlinkFeature)
1622
 
        source = self.make_branch_and_tree('source')
1623
 
        self.build_tree_contents([('source/file1', '')])
1624
 
        self.build_tree_contents([('source/file2', '')])
1625
 
        source.add(['file1', 'file2'], ['file1-id', 'file2-id'])
1626
 
        source.commit('commit files')
1627
 
        os.unlink('source/file2')
1628
 
        self.build_tree_contents([('source/file2/', 'C')])
1629
 
        os.unlink('source/file1')
1630
 
        os.symlink('file2', 'source/file1')
1631
 
        calls = []
1632
 
        real_source_get_file = source.get_file
1633
 
        def get_file(file_id, path=None):
1634
 
            calls.append(file_id)
1635
 
            return real_source_get_file(file_id, path)
1636
 
        source.get_file = get_file
1637
 
        target = self.make_branch_and_tree('target')
1638
 
        revision_tree = source.basis_tree()
1639
 
        revision_tree.lock_read()
1640
 
        self.addCleanup(revision_tree.unlock)
1641
 
        build_tree(revision_tree, target, source)
1642
 
        self.assertEqual([], calls)
1643
 
        target.lock_read()
1644
 
        self.addCleanup(target.unlock)
1645
 
        self.assertEqual([], list(target.iter_changes(revision_tree)))
1646
 
 
1647
 
    def test_build_tree_hardlink(self):
1648
 
        self.requireFeature(HardlinkFeature)
1649
 
        source = self.create_ab_tree()
1650
 
        target = self.make_branch_and_tree('target')
1651
 
        revision_tree = source.basis_tree()
1652
 
        revision_tree.lock_read()
1653
 
        self.addCleanup(revision_tree.unlock)
1654
 
        build_tree(revision_tree, target, source, hardlink=True)
1655
 
        target.lock_read()
1656
 
        self.addCleanup(target.unlock)
1657
 
        self.assertEqual([], list(target.iter_changes(revision_tree)))
1658
 
        source_stat = os.stat('source/file1')
1659
 
        target_stat = os.stat('target/file1')
1660
 
        self.assertEqual(source_stat, target_stat)
1661
 
 
1662
 
        # Explicitly disallowing hardlinks should prevent them.
1663
 
        target2 = self.make_branch_and_tree('target2')
1664
 
        build_tree(revision_tree, target2, source, hardlink=False)
1665
 
        target2.lock_read()
1666
 
        self.addCleanup(target2.unlock)
1667
 
        self.assertEqual([], list(target2.iter_changes(revision_tree)))
1668
 
        source_stat = os.stat('source/file1')
1669
 
        target2_stat = os.stat('target2/file1')
1670
 
        self.assertNotEqual(source_stat, target2_stat)
1671
 
 
1672
 
    def test_build_tree_accelerator_tree_moved(self):
1673
 
        source = self.make_branch_and_tree('source')
1674
 
        self.build_tree_contents([('source/file1', 'A')])
1675
 
        source.add(['file1'], ['file1-id'])
1676
 
        source.commit('commit files')
1677
 
        source.rename_one('file1', 'file2')
1678
 
        source.lock_read()
1679
 
        self.addCleanup(source.unlock)
1680
 
        target = self.make_branch_and_tree('target')
1681
 
        revision_tree = source.basis_tree()
1682
 
        revision_tree.lock_read()
1683
 
        self.addCleanup(revision_tree.unlock)
1684
 
        build_tree(revision_tree, target, source)
1685
 
        target.lock_read()
1686
 
        self.addCleanup(target.unlock)
1687
 
        self.assertEqual([], list(target.iter_changes(revision_tree)))
1688
 
 
1689
 
    def test_build_tree_hardlinks_preserve_execute(self):
1690
 
        self.requireFeature(HardlinkFeature)
1691
 
        source = self.create_ab_tree()
1692
 
        tt = TreeTransform(source)
1693
 
        trans_id = tt.trans_id_tree_file_id('file1-id')
1694
 
        tt.set_executability(True, trans_id)
1695
 
        tt.apply()
1696
 
        self.assertTrue(source.is_executable('file1-id'))
1697
 
        target = self.make_branch_and_tree('target')
1698
 
        revision_tree = source.basis_tree()
1699
 
        revision_tree.lock_read()
1700
 
        self.addCleanup(revision_tree.unlock)
1701
 
        build_tree(revision_tree, target, source, hardlink=True)
1702
 
        target.lock_read()
1703
 
        self.addCleanup(target.unlock)
1704
 
        self.assertEqual([], list(target.iter_changes(revision_tree)))
1705
 
        self.assertTrue(source.is_executable('file1-id'))
1706
 
 
1707
 
 
1708
 
class MockTransform(object):
1709
 
 
1710
 
    def has_named_child(self, by_parent, parent_id, name):
1711
 
        for child_id in by_parent[parent_id]:
1712
 
            if child_id == '0':
1713
 
                if name == "name~":
1714
 
                    return True
1715
 
            elif name == "name.~%s~" % child_id:
1716
 
                return True
1717
 
        return False
1718
 
 
1719
 
 
1720
 
class MockEntry(object):
1721
 
    def __init__(self):
1722
 
        object.__init__(self)
1723
 
        self.name = "name"
1724
 
 
1725
 
 
1726
 
class TestGetBackupName(TestCase):
1727
 
    def test_get_backup_name(self):
1728
 
        tt = MockTransform()
1729
 
        name = get_backup_name(MockEntry(), {'a':[]}, 'a', tt)
1730
 
        self.assertEqual(name, 'name.~1~')
1731
 
        name = get_backup_name(MockEntry(), {'a':['1']}, 'a', tt)
1732
 
        self.assertEqual(name, 'name.~2~')
1733
 
        name = get_backup_name(MockEntry(), {'a':['2']}, 'a', tt)
1734
 
        self.assertEqual(name, 'name.~1~')
1735
 
        name = get_backup_name(MockEntry(), {'a':['2'], 'b':[]}, 'b', tt)
1736
 
        self.assertEqual(name, 'name.~1~')
1737
 
        name = get_backup_name(MockEntry(), {'a':['1', '2', '3']}, 'a', tt)
1738
 
        self.assertEqual(name, 'name.~4~')
1739
 
 
1740
 
 
1741
 
class TestFileMover(tests.TestCaseWithTransport):
1742
 
 
1743
 
    def test_file_mover(self):
1744
 
        self.build_tree(['a/', 'a/b', 'c/', 'c/d'])
1745
 
        mover = _FileMover()
1746
 
        mover.rename('a', 'q')
1747
 
        self.failUnlessExists('q')
1748
 
        self.failIfExists('a')
1749
 
        self.failUnlessExists('q/b')
1750
 
        self.failUnlessExists('c')
1751
 
        self.failUnlessExists('c/d')
1752
 
 
1753
 
    def test_pre_delete_rollback(self):
1754
 
        self.build_tree(['a/'])
1755
 
        mover = _FileMover()
1756
 
        mover.pre_delete('a', 'q')
1757
 
        self.failUnlessExists('q')
1758
 
        self.failIfExists('a')
1759
 
        mover.rollback()
1760
 
        self.failIfExists('q')
1761
 
        self.failUnlessExists('a')
1762
 
 
1763
 
    def test_apply_deletions(self):
1764
 
        self.build_tree(['a/', 'b/'])
1765
 
        mover = _FileMover()
1766
 
        mover.pre_delete('a', 'q')
1767
 
        mover.pre_delete('b', 'r')
1768
 
        self.failUnlessExists('q')
1769
 
        self.failUnlessExists('r')
1770
 
        self.failIfExists('a')
1771
 
        self.failIfExists('b')
1772
 
        mover.apply_deletions()
1773
 
        self.failIfExists('q')
1774
 
        self.failIfExists('r')
1775
 
        self.failIfExists('a')
1776
 
        self.failIfExists('b')
1777
 
 
1778
 
    def test_file_mover_rollback(self):
1779
 
        self.build_tree(['a/', 'a/b', 'c/', 'c/d/', 'c/e/'])
1780
 
        mover = _FileMover()
1781
 
        mover.rename('c/d', 'c/f')
1782
 
        mover.rename('c/e', 'c/d')
1783
 
        try:
1784
 
            mover.rename('a', 'c')
1785
 
        except errors.FileExists, e:
1786
 
            mover.rollback()
1787
 
        self.failUnlessExists('a')
1788
 
        self.failUnlessExists('c/d')
1789
 
 
1790
 
 
1791
 
class Bogus(Exception):
1792
 
    pass
1793
 
 
1794
 
 
1795
 
class TestTransformRollback(tests.TestCaseWithTransport):
1796
 
 
1797
 
    class ExceptionFileMover(_FileMover):
1798
 
 
1799
 
        def __init__(self, bad_source=None, bad_target=None):
1800
 
            _FileMover.__init__(self)
1801
 
            self.bad_source = bad_source
1802
 
            self.bad_target = bad_target
1803
 
 
1804
 
        def rename(self, source, target):
1805
 
            if (self.bad_source is not None and
1806
 
                source.endswith(self.bad_source)):
1807
 
                raise Bogus
1808
 
            elif (self.bad_target is not None and
1809
 
                target.endswith(self.bad_target)):
1810
 
                raise Bogus
1811
 
            else:
1812
 
                _FileMover.rename(self, source, target)
1813
 
 
1814
 
    def test_rollback_rename(self):
1815
 
        tree = self.make_branch_and_tree('.')
1816
 
        self.build_tree(['a/', 'a/b'])
1817
 
        tt = TreeTransform(tree)
1818
 
        self.addCleanup(tt.finalize)
1819
 
        a_id = tt.trans_id_tree_path('a')
1820
 
        tt.adjust_path('c', tt.root, a_id)
1821
 
        tt.adjust_path('d', a_id, tt.trans_id_tree_path('a/b'))
1822
 
        self.assertRaises(Bogus, tt.apply,
1823
 
                          _mover=self.ExceptionFileMover(bad_source='a'))
1824
 
        self.failUnlessExists('a')
1825
 
        self.failUnlessExists('a/b')
1826
 
        tt.apply()
1827
 
        self.failUnlessExists('c')
1828
 
        self.failUnlessExists('c/d')
1829
 
 
1830
 
    def test_rollback_rename_into_place(self):
1831
 
        tree = self.make_branch_and_tree('.')
1832
 
        self.build_tree(['a/', 'a/b'])
1833
 
        tt = TreeTransform(tree)
1834
 
        self.addCleanup(tt.finalize)
1835
 
        a_id = tt.trans_id_tree_path('a')
1836
 
        tt.adjust_path('c', tt.root, a_id)
1837
 
        tt.adjust_path('d', a_id, tt.trans_id_tree_path('a/b'))
1838
 
        self.assertRaises(Bogus, tt.apply,
1839
 
                          _mover=self.ExceptionFileMover(bad_target='c/d'))
1840
 
        self.failUnlessExists('a')
1841
 
        self.failUnlessExists('a/b')
1842
 
        tt.apply()
1843
 
        self.failUnlessExists('c')
1844
 
        self.failUnlessExists('c/d')
1845
 
 
1846
 
    def test_rollback_deletion(self):
1847
 
        tree = self.make_branch_and_tree('.')
1848
 
        self.build_tree(['a/', 'a/b'])
1849
 
        tt = TreeTransform(tree)
1850
 
        self.addCleanup(tt.finalize)
1851
 
        a_id = tt.trans_id_tree_path('a')
1852
 
        tt.delete_contents(a_id)
1853
 
        tt.adjust_path('d', tt.root, tt.trans_id_tree_path('a/b'))
1854
 
        self.assertRaises(Bogus, tt.apply,
1855
 
                          _mover=self.ExceptionFileMover(bad_target='d'))
1856
 
        self.failUnlessExists('a')
1857
 
        self.failUnlessExists('a/b')
1858
 
 
1859
 
    def test_resolve_no_parent(self):
1860
 
        wt = self.make_branch_and_tree('.')
1861
 
        tt = TreeTransform(wt)
1862
 
        self.addCleanup(tt.finalize)
1863
 
        parent = tt.trans_id_file_id('parent-id')
1864
 
        tt.new_file('file', parent, 'Contents')
1865
 
        resolve_conflicts(tt)
1866
 
 
1867
 
 
1868
 
class TestTransformPreview(tests.TestCaseWithTransport):
1869
 
 
1870
 
    def create_tree(self):
1871
 
        tree = self.make_branch_and_tree('.')
1872
 
        self.build_tree_contents([('a', 'content 1')])
1873
 
        tree.add('a', 'a-id')
1874
 
        tree.commit('rev1', rev_id='rev1')
1875
 
        return tree.branch.repository.revision_tree('rev1')
1876
 
 
1877
 
    def get_empty_preview(self):
1878
 
        repository = self.make_repository('repo')
1879
 
        tree = repository.revision_tree(_mod_revision.NULL_REVISION)
1880
 
        preview = TransformPreview(tree)
1881
 
        self.addCleanup(preview.finalize)
1882
 
        return preview
1883
 
 
1884
 
    def test_transform_preview(self):
1885
 
        revision_tree = self.create_tree()
1886
 
        preview = TransformPreview(revision_tree)
1887
 
        self.addCleanup(preview.finalize)
1888
 
 
1889
 
    def test_transform_preview_tree(self):
1890
 
        revision_tree = self.create_tree()
1891
 
        preview = TransformPreview(revision_tree)
1892
 
        self.addCleanup(preview.finalize)
1893
 
        preview.get_preview_tree()
1894
 
 
1895
 
    def test_transform_new_file(self):
1896
 
        revision_tree = self.create_tree()
1897
 
        preview = TransformPreview(revision_tree)
1898
 
        self.addCleanup(preview.finalize)
1899
 
        preview.new_file('file2', preview.root, 'content B\n', 'file2-id')
1900
 
        preview_tree = preview.get_preview_tree()
1901
 
        self.assertEqual(preview_tree.kind('file2-id'), 'file')
1902
 
        self.assertEqual(
1903
 
            preview_tree.get_file('file2-id').read(), 'content B\n')
1904
 
 
1905
 
    def test_diff_preview_tree(self):
1906
 
        revision_tree = self.create_tree()
1907
 
        preview = TransformPreview(revision_tree)
1908
 
        self.addCleanup(preview.finalize)
1909
 
        preview.new_file('file2', preview.root, 'content B\n', 'file2-id')
1910
 
        preview_tree = preview.get_preview_tree()
1911
 
        out = StringIO()
1912
 
        show_diff_trees(revision_tree, preview_tree, out)
1913
 
        lines = out.getvalue().splitlines()
1914
 
        self.assertEqual(lines[0], "=== added file 'file2'")
1915
 
        # 3 lines of diff administrivia
1916
 
        self.assertEqual(lines[4], "+content B")
1917
 
 
1918
 
    def test_transform_conflicts(self):
1919
 
        revision_tree = self.create_tree()
1920
 
        preview = TransformPreview(revision_tree)
1921
 
        self.addCleanup(preview.finalize)
1922
 
        preview.new_file('a', preview.root, 'content 2')
1923
 
        resolve_conflicts(preview)
1924
 
        trans_id = preview.trans_id_file_id('a-id')
1925
 
        self.assertEqual('a.moved', preview.final_name(trans_id))
1926
 
 
1927
 
    def get_tree_and_preview_tree(self):
1928
 
        revision_tree = self.create_tree()
1929
 
        preview = TransformPreview(revision_tree)
1930
 
        self.addCleanup(preview.finalize)
1931
 
        a_trans_id = preview.trans_id_file_id('a-id')
1932
 
        preview.delete_contents(a_trans_id)
1933
 
        preview.create_file('b content', a_trans_id)
1934
 
        preview_tree = preview.get_preview_tree()
1935
 
        return revision_tree, preview_tree
1936
 
 
1937
 
    def test_iter_changes(self):
1938
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
1939
 
        root = revision_tree.inventory.root.file_id
1940
 
        self.assertEqual([('a-id', ('a', 'a'), True, (True, True),
1941
 
                          (root, root), ('a', 'a'), ('file', 'file'),
1942
 
                          (False, False))],
1943
 
                          list(preview_tree.iter_changes(revision_tree)))
1944
 
 
1945
 
    def test_wrong_tree_value_error(self):
1946
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
1947
 
        e = self.assertRaises(ValueError, preview_tree.iter_changes,
1948
 
                              preview_tree)
1949
 
        self.assertEqual('from_tree must be transform source tree.', str(e))
1950
 
 
1951
 
    def test_include_unchanged_value_error(self):
1952
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
1953
 
        e = self.assertRaises(ValueError, preview_tree.iter_changes,
1954
 
                              revision_tree, include_unchanged=True)
1955
 
        self.assertEqual('include_unchanged is not supported', str(e))
1956
 
 
1957
 
    def test_specific_files(self):
1958
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
1959
 
        e = self.assertRaises(ValueError, preview_tree.iter_changes,
1960
 
                              revision_tree, specific_files=['pete'])
1961
 
        self.assertEqual('specific_files is not supported', str(e))
1962
 
 
1963
 
    def test_want_unversioned_value_error(self):
1964
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
1965
 
        e = self.assertRaises(ValueError, preview_tree.iter_changes,
1966
 
                              revision_tree, want_unversioned=True)
1967
 
        self.assertEqual('want_unversioned is not supported', str(e))
1968
 
 
1969
 
    def test_ignore_extra_trees_no_specific_files(self):
1970
 
        # extra_trees is harmless without specific_files, so we'll silently
1971
 
        # accept it, even though we won't use it.
1972
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
1973
 
        preview_tree.iter_changes(revision_tree, extra_trees=[preview_tree])
1974
 
 
1975
 
    def test_ignore_require_versioned_no_specific_files(self):
1976
 
        # require_versioned is meaningless without specific_files.
1977
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
1978
 
        preview_tree.iter_changes(revision_tree, require_versioned=False)
1979
 
 
1980
 
    def test_ignore_pb(self):
1981
 
        # pb could be supported, but TT.iter_changes doesn't support it.
1982
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
1983
 
        preview_tree.iter_changes(revision_tree, pb=progress.DummyProgress())
1984
 
 
1985
 
    def test_kind(self):
1986
 
        revision_tree = self.create_tree()
1987
 
        preview = TransformPreview(revision_tree)
1988
 
        self.addCleanup(preview.finalize)
1989
 
        preview.new_file('file', preview.root, 'contents', 'file-id')
1990
 
        preview.new_directory('directory', preview.root, 'dir-id')
1991
 
        preview_tree = preview.get_preview_tree()
1992
 
        self.assertEqual('file', preview_tree.kind('file-id'))
1993
 
        self.assertEqual('directory', preview_tree.kind('dir-id'))
1994
 
 
1995
 
    def test_get_file_mtime(self):
1996
 
        preview = self.get_empty_preview()
1997
 
        file_trans_id = preview.new_file('file', preview.root, 'contents',
1998
 
                                         'file-id')
1999
 
        limbo_path = preview._limbo_name(file_trans_id)
2000
 
        preview_tree = preview.get_preview_tree()
2001
 
        self.assertEqual(os.stat(limbo_path).st_mtime,
2002
 
                         preview_tree.get_file_mtime('file-id'))
2003
 
 
2004
 
    def test_get_file(self):
2005
 
        preview = self.get_empty_preview()
2006
 
        preview.new_file('file', preview.root, 'contents', 'file-id')
2007
 
        preview_tree = preview.get_preview_tree()
2008
 
        tree_file = preview_tree.get_file('file-id')
2009
 
        try:
2010
 
            self.assertEqual('contents', tree_file.read())
2011
 
        finally:
2012
 
            tree_file.close()
2013
 
 
2014
 
    def test_get_symlink_target(self):
2015
 
        self.requireFeature(SymlinkFeature)
2016
 
        preview = self.get_empty_preview()
2017
 
        preview.new_symlink('symlink', preview.root, 'target', 'symlink-id')
2018
 
        preview_tree = preview.get_preview_tree()
2019
 
        self.assertEqual('target',
2020
 
                         preview_tree.get_symlink_target('symlink-id'))