~bzr-pqm/bzr/bzr.dev

« back to all changes in this revision

Viewing changes to bzrlib/tests/test_transform.py

[merge] fix \t in commit messages

Show diffs side-by-side

added added

removed removed

Lines of Context:
1
 
# Copyright (C) 2006, 2007, 2008 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, Merger
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, create_from_tree)
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_rollback_on_directory_clash(self):
1166
 
        def tt_helper():
1167
 
            wt = self.make_branch_and_tree('.')
1168
 
            tt = TreeTransform(wt)  # TreeTransform obtains write lock
1169
 
            try:
1170
 
                foo = tt.new_directory('foo', tt.root)
1171
 
                tt.new_file('bar', foo, 'foobar')
1172
 
                baz = tt.new_directory('baz', tt.root)
1173
 
                tt.new_file('qux', baz, 'quux')
1174
 
                # Ask for a rename 'foo' -> 'baz'
1175
 
                tt.adjust_path('baz', tt.root, foo)
1176
 
                # Lie to tt that we've already resolved all conflicts.
1177
 
                tt.apply(no_conflicts=True)
1178
 
            except:
1179
 
                wt.unlock()
1180
 
                raise
1181
 
        # The rename will fail because the target directory is not empty (but
1182
 
        # raises FileExists anyway).
1183
 
        err = self.assertRaises(errors.FileExists, tt_helper)
1184
 
        self.assertContainsRe(str(err),
1185
 
            "^File exists: .+/baz")
1186
 
 
1187
 
    def test_two_directories_clash(self):
1188
 
        def tt_helper():
1189
 
            wt = self.make_branch_and_tree('.')
1190
 
            tt = TreeTransform(wt)  # TreeTransform obtains write lock
1191
 
            try:
1192
 
                foo_1 = tt.new_directory('foo', tt.root)
1193
 
                tt.new_directory('bar', foo_1)
1194
 
                # Adding the same directory with a different content
1195
 
                foo_2 = tt.new_directory('foo', tt.root)
1196
 
                tt.new_directory('baz', foo_2)
1197
 
                # Lie to tt that we've already resolved all conflicts.
1198
 
                tt.apply(no_conflicts=True)
1199
 
            except:
1200
 
                wt.unlock()
1201
 
                raise
1202
 
        err = self.assertRaises(errors.FileExists, tt_helper)
1203
 
        self.assertContainsRe(str(err),
1204
 
            "^File exists: .+/foo")
1205
 
 
1206
 
    def test_two_directories_clash_finalize(self):
1207
 
        def tt_helper():
1208
 
            wt = self.make_branch_and_tree('.')
1209
 
            tt = TreeTransform(wt)  # TreeTransform obtains write lock
1210
 
            try:
1211
 
                foo_1 = tt.new_directory('foo', tt.root)
1212
 
                tt.new_directory('bar', foo_1)
1213
 
                # Adding the same directory with a different content
1214
 
                foo_2 = tt.new_directory('foo', tt.root)
1215
 
                tt.new_directory('baz', foo_2)
1216
 
                # Lie to tt that we've already resolved all conflicts.
1217
 
                tt.apply(no_conflicts=True)
1218
 
            except:
1219
 
                tt.finalize()
1220
 
                raise
1221
 
        err = self.assertRaises(errors.FileExists, tt_helper)
1222
 
        self.assertContainsRe(str(err),
1223
 
            "^File exists: .+/foo")
1224
 
 
1225
 
    def test_file_to_directory(self):
1226
 
        wt = self.make_branch_and_tree('.')
1227
 
        self.build_tree(['foo'])
1228
 
        wt.add(['foo'])
1229
 
        wt.commit("one")
1230
 
        tt = TreeTransform(wt)
1231
 
        self.addCleanup(tt.finalize)
1232
 
        foo_trans_id = tt.trans_id_tree_path("foo")
1233
 
        tt.delete_contents(foo_trans_id)
1234
 
        tt.create_directory(foo_trans_id)
1235
 
        bar_trans_id = tt.trans_id_tree_path("foo/bar")
1236
 
        tt.create_file(["aa\n"], bar_trans_id)
1237
 
        tt.version_file("bar-1", bar_trans_id)
1238
 
        tt.apply()
1239
 
        self.failUnlessExists("foo/bar")
1240
 
        wt.lock_read()
1241
 
        try:
1242
 
            self.assertEqual(wt.inventory.get_file_kind(wt.path2id("foo")),
1243
 
                    "directory")
1244
 
        finally:
1245
 
            wt.unlock()
1246
 
        wt.commit("two")
1247
 
        changes = wt.changes_from(wt.basis_tree())
1248
 
        self.assertFalse(changes.has_changed(), changes)
1249
 
 
1250
 
    def test_file_to_symlink(self):
1251
 
        self.requireFeature(SymlinkFeature)
1252
 
        wt = self.make_branch_and_tree('.')
1253
 
        self.build_tree(['foo'])
1254
 
        wt.add(['foo'])
1255
 
        wt.commit("one")
1256
 
        tt = TreeTransform(wt)
1257
 
        self.addCleanup(tt.finalize)
1258
 
        foo_trans_id = tt.trans_id_tree_path("foo")
1259
 
        tt.delete_contents(foo_trans_id)
1260
 
        tt.create_symlink("bar", foo_trans_id)
1261
 
        tt.apply()
1262
 
        self.failUnlessExists("foo")
1263
 
        wt.lock_read()
1264
 
        self.addCleanup(wt.unlock)
1265
 
        self.assertEqual(wt.inventory.get_file_kind(wt.path2id("foo")),
1266
 
                "symlink")
1267
 
 
1268
 
    def test_dir_to_file(self):
1269
 
        wt = self.make_branch_and_tree('.')
1270
 
        self.build_tree(['foo/', 'foo/bar'])
1271
 
        wt.add(['foo', 'foo/bar'])
1272
 
        wt.commit("one")
1273
 
        tt = TreeTransform(wt)
1274
 
        self.addCleanup(tt.finalize)
1275
 
        foo_trans_id = tt.trans_id_tree_path("foo")
1276
 
        bar_trans_id = tt.trans_id_tree_path("foo/bar")
1277
 
        tt.delete_contents(foo_trans_id)
1278
 
        tt.delete_versioned(bar_trans_id)
1279
 
        tt.create_file(["aa\n"], foo_trans_id)
1280
 
        tt.apply()
1281
 
        self.failUnlessExists("foo")
1282
 
        wt.lock_read()
1283
 
        self.addCleanup(wt.unlock)
1284
 
        self.assertEqual(wt.inventory.get_file_kind(wt.path2id("foo")),
1285
 
                "file")
1286
 
 
1287
 
    def test_dir_to_hardlink(self):
1288
 
        self.requireFeature(HardlinkFeature)
1289
 
        wt = self.make_branch_and_tree('.')
1290
 
        self.build_tree(['foo/', 'foo/bar'])
1291
 
        wt.add(['foo', 'foo/bar'])
1292
 
        wt.commit("one")
1293
 
        tt = TreeTransform(wt)
1294
 
        self.addCleanup(tt.finalize)
1295
 
        foo_trans_id = tt.trans_id_tree_path("foo")
1296
 
        bar_trans_id = tt.trans_id_tree_path("foo/bar")
1297
 
        tt.delete_contents(foo_trans_id)
1298
 
        tt.delete_versioned(bar_trans_id)
1299
 
        self.build_tree(['baz'])
1300
 
        tt.create_hardlink("baz", foo_trans_id)
1301
 
        tt.apply()
1302
 
        self.failUnlessExists("foo")
1303
 
        self.failUnlessExists("baz")
1304
 
        wt.lock_read()
1305
 
        self.addCleanup(wt.unlock)
1306
 
        self.assertEqual(wt.inventory.get_file_kind(wt.path2id("foo")),
1307
 
                "file")
1308
 
 
1309
 
    def test_no_final_path(self):
1310
 
        transform, root = self.get_transform()
1311
 
        trans_id = transform.trans_id_file_id('foo')
1312
 
        transform.create_file('bar', trans_id)
1313
 
        transform.cancel_creation(trans_id)
1314
 
        transform.apply()
1315
 
 
1316
 
    def test_create_from_tree(self):
1317
 
        tree1 = self.make_branch_and_tree('tree1')
1318
 
        self.build_tree_contents([('tree1/foo/',), ('tree1/bar', 'baz')])
1319
 
        tree1.add(['foo', 'bar'], ['foo-id', 'bar-id'])
1320
 
        tree2 = self.make_branch_and_tree('tree2')
1321
 
        tt = TreeTransform(tree2)
1322
 
        foo_trans_id = tt.create_path('foo', tt.root)
1323
 
        create_from_tree(tt, foo_trans_id, tree1, 'foo-id')
1324
 
        bar_trans_id = tt.create_path('bar', tt.root)
1325
 
        create_from_tree(tt, bar_trans_id, tree1, 'bar-id')
1326
 
        tt.apply()
1327
 
        self.assertEqual('directory', osutils.file_kind('tree2/foo'))
1328
 
        self.assertFileEqual('baz', 'tree2/bar')
1329
 
 
1330
 
    def test_create_from_tree_bytes(self):
1331
 
        """Provided lines are used instead of tree content."""
1332
 
        tree1 = self.make_branch_and_tree('tree1')
1333
 
        self.build_tree_contents([('tree1/foo', 'bar'),])
1334
 
        tree1.add('foo', 'foo-id')
1335
 
        tree2 = self.make_branch_and_tree('tree2')
1336
 
        tt = TreeTransform(tree2)
1337
 
        foo_trans_id = tt.create_path('foo', tt.root)
1338
 
        create_from_tree(tt, foo_trans_id, tree1, 'foo-id', bytes='qux')
1339
 
        tt.apply()
1340
 
        self.assertFileEqual('qux', 'tree2/foo')
1341
 
 
1342
 
    def test_create_from_tree_symlink(self):
1343
 
        self.requireFeature(SymlinkFeature)
1344
 
        tree1 = self.make_branch_and_tree('tree1')
1345
 
        os.symlink('bar', 'tree1/foo')
1346
 
        tree1.add('foo', 'foo-id')
1347
 
        tt = TreeTransform(self.make_branch_and_tree('tree2'))
1348
 
        foo_trans_id = tt.create_path('foo', tt.root)
1349
 
        create_from_tree(tt, foo_trans_id, tree1, 'foo-id')
1350
 
        tt.apply()
1351
 
        self.assertEqual('bar', os.readlink('tree2/foo'))
1352
 
 
1353
 
 
1354
 
class TransformGroup(object):
1355
 
 
1356
 
    def __init__(self, dirname, root_id):
1357
 
        self.name = dirname
1358
 
        os.mkdir(dirname)
1359
 
        self.wt = BzrDir.create_standalone_workingtree(dirname)
1360
 
        self.wt.set_root_id(root_id)
1361
 
        self.b = self.wt.branch
1362
 
        self.tt = TreeTransform(self.wt)
1363
 
        self.root = self.tt.trans_id_tree_file_id(self.wt.get_root_id())
1364
 
 
1365
 
 
1366
 
def conflict_text(tree, merge):
1367
 
    template = '%s TREE\n%s%s\n%s%s MERGE-SOURCE\n'
1368
 
    return template % ('<' * 7, tree, '=' * 7, merge, '>' * 7)
1369
 
 
1370
 
 
1371
 
class TestTransformMerge(TestCaseInTempDir):
1372
 
 
1373
 
    def test_text_merge(self):
1374
 
        root_id = generate_ids.gen_root_id()
1375
 
        base = TransformGroup("base", root_id)
1376
 
        base.tt.new_file('a', base.root, 'a\nb\nc\nd\be\n', 'a')
1377
 
        base.tt.new_file('b', base.root, 'b1', 'b')
1378
 
        base.tt.new_file('c', base.root, 'c', 'c')
1379
 
        base.tt.new_file('d', base.root, 'd', 'd')
1380
 
        base.tt.new_file('e', base.root, 'e', 'e')
1381
 
        base.tt.new_file('f', base.root, 'f', 'f')
1382
 
        base.tt.new_directory('g', base.root, 'g')
1383
 
        base.tt.new_directory('h', base.root, 'h')
1384
 
        base.tt.apply()
1385
 
        other = TransformGroup("other", root_id)
1386
 
        other.tt.new_file('a', other.root, 'y\nb\nc\nd\be\n', 'a')
1387
 
        other.tt.new_file('b', other.root, 'b2', 'b')
1388
 
        other.tt.new_file('c', other.root, 'c2', 'c')
1389
 
        other.tt.new_file('d', other.root, 'd', 'd')
1390
 
        other.tt.new_file('e', other.root, 'e2', 'e')
1391
 
        other.tt.new_file('f', other.root, 'f', 'f')
1392
 
        other.tt.new_file('g', other.root, 'g', 'g')
1393
 
        other.tt.new_file('h', other.root, 'h\ni\nj\nk\n', 'h')
1394
 
        other.tt.new_file('i', other.root, 'h\ni\nj\nk\n', 'i')
1395
 
        other.tt.apply()
1396
 
        this = TransformGroup("this", root_id)
1397
 
        this.tt.new_file('a', this.root, 'a\nb\nc\nd\bz\n', 'a')
1398
 
        this.tt.new_file('b', this.root, 'b', 'b')
1399
 
        this.tt.new_file('c', this.root, 'c', 'c')
1400
 
        this.tt.new_file('d', this.root, 'd2', 'd')
1401
 
        this.tt.new_file('e', this.root, 'e2', 'e')
1402
 
        this.tt.new_file('f', this.root, 'f', 'f')
1403
 
        this.tt.new_file('g', this.root, 'g', 'g')
1404
 
        this.tt.new_file('h', this.root, '1\n2\n3\n4\n', 'h')
1405
 
        this.tt.new_file('i', this.root, '1\n2\n3\n4\n', 'i')
1406
 
        this.tt.apply()
1407
 
        Merge3Merger(this.wt, this.wt, base.wt, other.wt)
1408
 
 
1409
 
        # textual merge
1410
 
        self.assertEqual(this.wt.get_file('a').read(), 'y\nb\nc\nd\bz\n')
1411
 
        # three-way text conflict
1412
 
        self.assertEqual(this.wt.get_file('b').read(), 
1413
 
                         conflict_text('b', 'b2'))
1414
 
        # OTHER wins
1415
 
        self.assertEqual(this.wt.get_file('c').read(), 'c2')
1416
 
        # THIS wins
1417
 
        self.assertEqual(this.wt.get_file('d').read(), 'd2')
1418
 
        # Ambigious clean merge
1419
 
        self.assertEqual(this.wt.get_file('e').read(), 'e2')
1420
 
        # No change
1421
 
        self.assertEqual(this.wt.get_file('f').read(), 'f')
1422
 
        # Correct correct results when THIS == OTHER 
1423
 
        self.assertEqual(this.wt.get_file('g').read(), 'g')
1424
 
        # Text conflict when THIS & OTHER are text and BASE is dir
1425
 
        self.assertEqual(this.wt.get_file('h').read(), 
1426
 
                         conflict_text('1\n2\n3\n4\n', 'h\ni\nj\nk\n'))
1427
 
        self.assertEqual(this.wt.get_file_byname('h.THIS').read(),
1428
 
                         '1\n2\n3\n4\n')
1429
 
        self.assertEqual(this.wt.get_file_byname('h.OTHER').read(),
1430
 
                         'h\ni\nj\nk\n')
1431
 
        self.assertEqual(file_kind(this.wt.abspath('h.BASE')), 'directory')
1432
 
        self.assertEqual(this.wt.get_file('i').read(), 
1433
 
                         conflict_text('1\n2\n3\n4\n', 'h\ni\nj\nk\n'))
1434
 
        self.assertEqual(this.wt.get_file_byname('i.THIS').read(),
1435
 
                         '1\n2\n3\n4\n')
1436
 
        self.assertEqual(this.wt.get_file_byname('i.OTHER').read(),
1437
 
                         'h\ni\nj\nk\n')
1438
 
        self.assertEqual(os.path.exists(this.wt.abspath('i.BASE')), False)
1439
 
        modified = ['a', 'b', 'c', 'h', 'i']
1440
 
        merge_modified = this.wt.merge_modified()
1441
 
        self.assertSubset(merge_modified, modified)
1442
 
        self.assertEqual(len(merge_modified), len(modified))
1443
 
        file(this.wt.id2abspath('a'), 'wb').write('booga')
1444
 
        modified.pop(0)
1445
 
        merge_modified = this.wt.merge_modified()
1446
 
        self.assertSubset(merge_modified, modified)
1447
 
        self.assertEqual(len(merge_modified), len(modified))
1448
 
        this.wt.remove('b')
1449
 
        this.wt.revert()
1450
 
 
1451
 
    def test_file_merge(self):
1452
 
        self.requireFeature(SymlinkFeature)
1453
 
        root_id = generate_ids.gen_root_id()
1454
 
        base = TransformGroup("BASE", root_id)
1455
 
        this = TransformGroup("THIS", root_id)
1456
 
        other = TransformGroup("OTHER", root_id)
1457
 
        for tg in this, base, other:
1458
 
            tg.tt.new_directory('a', tg.root, 'a')
1459
 
            tg.tt.new_symlink('b', tg.root, 'b', 'b')
1460
 
            tg.tt.new_file('c', tg.root, 'c', 'c')
1461
 
            tg.tt.new_symlink('d', tg.root, tg.name, 'd')
1462
 
        targets = ((base, 'base-e', 'base-f', None, None), 
1463
 
                   (this, 'other-e', 'this-f', 'other-g', 'this-h'), 
1464
 
                   (other, 'other-e', None, 'other-g', 'other-h'))
1465
 
        for tg, e_target, f_target, g_target, h_target in targets:
1466
 
            for link, target in (('e', e_target), ('f', f_target), 
1467
 
                                 ('g', g_target), ('h', h_target)):
1468
 
                if target is not None:
1469
 
                    tg.tt.new_symlink(link, tg.root, target, link)
1470
 
 
1471
 
        for tg in this, base, other:
1472
 
            tg.tt.apply()
1473
 
        Merge3Merger(this.wt, this.wt, base.wt, other.wt)
1474
 
        self.assertIs(os.path.isdir(this.wt.abspath('a')), True)
1475
 
        self.assertIs(os.path.islink(this.wt.abspath('b')), True)
1476
 
        self.assertIs(os.path.isfile(this.wt.abspath('c')), True)
1477
 
        for suffix in ('THIS', 'BASE', 'OTHER'):
1478
 
            self.assertEqual(os.readlink(this.wt.abspath('d.'+suffix)), suffix)
1479
 
        self.assertIs(os.path.lexists(this.wt.abspath('d')), False)
1480
 
        self.assertEqual(this.wt.id2path('d'), 'd.OTHER')
1481
 
        self.assertEqual(this.wt.id2path('f'), 'f.THIS')
1482
 
        self.assertEqual(os.readlink(this.wt.abspath('e')), 'other-e')
1483
 
        self.assertIs(os.path.lexists(this.wt.abspath('e.THIS')), False)
1484
 
        self.assertIs(os.path.lexists(this.wt.abspath('e.OTHER')), False)
1485
 
        self.assertIs(os.path.lexists(this.wt.abspath('e.BASE')), False)
1486
 
        self.assertIs(os.path.lexists(this.wt.abspath('g')), True)
1487
 
        self.assertIs(os.path.lexists(this.wt.abspath('g.BASE')), False)
1488
 
        self.assertIs(os.path.lexists(this.wt.abspath('h')), False)
1489
 
        self.assertIs(os.path.lexists(this.wt.abspath('h.BASE')), False)
1490
 
        self.assertIs(os.path.lexists(this.wt.abspath('h.THIS')), True)
1491
 
        self.assertIs(os.path.lexists(this.wt.abspath('h.OTHER')), True)
1492
 
 
1493
 
    def test_filename_merge(self):
1494
 
        root_id = generate_ids.gen_root_id()
1495
 
        base = TransformGroup("BASE", root_id)
1496
 
        this = TransformGroup("THIS", root_id)
1497
 
        other = TransformGroup("OTHER", root_id)
1498
 
        base_a, this_a, other_a = [t.tt.new_directory('a', t.root, 'a') 
1499
 
                                   for t in [base, this, other]]
1500
 
        base_b, this_b, other_b = [t.tt.new_directory('b', t.root, 'b') 
1501
 
                                   for t in [base, this, other]]
1502
 
        base.tt.new_directory('c', base_a, 'c')
1503
 
        this.tt.new_directory('c1', this_a, 'c')
1504
 
        other.tt.new_directory('c', other_b, 'c')
1505
 
 
1506
 
        base.tt.new_directory('d', base_a, 'd')
1507
 
        this.tt.new_directory('d1', this_b, 'd')
1508
 
        other.tt.new_directory('d', other_a, 'd')
1509
 
 
1510
 
        base.tt.new_directory('e', base_a, 'e')
1511
 
        this.tt.new_directory('e', this_a, 'e')
1512
 
        other.tt.new_directory('e1', other_b, 'e')
1513
 
 
1514
 
        base.tt.new_directory('f', base_a, 'f')
1515
 
        this.tt.new_directory('f1', this_b, 'f')
1516
 
        other.tt.new_directory('f1', other_b, 'f')
1517
 
 
1518
 
        for tg in [this, base, other]:
1519
 
            tg.tt.apply()
1520
 
        Merge3Merger(this.wt, this.wt, base.wt, other.wt)
1521
 
        self.assertEqual(this.wt.id2path('c'), pathjoin('b/c1'))
1522
 
        self.assertEqual(this.wt.id2path('d'), pathjoin('b/d1'))
1523
 
        self.assertEqual(this.wt.id2path('e'), pathjoin('b/e1'))
1524
 
        self.assertEqual(this.wt.id2path('f'), pathjoin('b/f1'))
1525
 
 
1526
 
    def test_filename_merge_conflicts(self):
1527
 
        root_id = generate_ids.gen_root_id()
1528
 
        base = TransformGroup("BASE", root_id)
1529
 
        this = TransformGroup("THIS", root_id)
1530
 
        other = TransformGroup("OTHER", root_id)
1531
 
        base_a, this_a, other_a = [t.tt.new_directory('a', t.root, 'a') 
1532
 
                                   for t in [base, this, other]]
1533
 
        base_b, this_b, other_b = [t.tt.new_directory('b', t.root, 'b') 
1534
 
                                   for t in [base, this, other]]
1535
 
 
1536
 
        base.tt.new_file('g', base_a, 'g', 'g')
1537
 
        other.tt.new_file('g1', other_b, 'g1', 'g')
1538
 
 
1539
 
        base.tt.new_file('h', base_a, 'h', 'h')
1540
 
        this.tt.new_file('h1', this_b, 'h1', 'h')
1541
 
 
1542
 
        base.tt.new_file('i', base.root, 'i', 'i')
1543
 
        other.tt.new_directory('i1', this_b, 'i')
1544
 
 
1545
 
        for tg in [this, base, other]:
1546
 
            tg.tt.apply()
1547
 
        Merge3Merger(this.wt, this.wt, base.wt, other.wt)
1548
 
 
1549
 
        self.assertEqual(this.wt.id2path('g'), pathjoin('b/g1.OTHER'))
1550
 
        self.assertIs(os.path.lexists(this.wt.abspath('b/g1.BASE')), True)
1551
 
        self.assertIs(os.path.lexists(this.wt.abspath('b/g1.THIS')), False)
1552
 
        self.assertEqual(this.wt.id2path('h'), pathjoin('b/h1.THIS'))
1553
 
        self.assertIs(os.path.lexists(this.wt.abspath('b/h1.BASE')), True)
1554
 
        self.assertIs(os.path.lexists(this.wt.abspath('b/h1.OTHER')), False)
1555
 
        self.assertEqual(this.wt.id2path('i'), pathjoin('b/i1.OTHER'))
1556
 
 
1557
 
 
1558
 
class TestBuildTree(tests.TestCaseWithTransport):
1559
 
 
1560
 
    def test_build_tree_with_symlinks(self):
1561
 
        self.requireFeature(SymlinkFeature)
1562
 
        os.mkdir('a')
1563
 
        a = BzrDir.create_standalone_workingtree('a')
1564
 
        os.mkdir('a/foo')
1565
 
        file('a/foo/bar', 'wb').write('contents')
1566
 
        os.symlink('a/foo/bar', 'a/foo/baz')
1567
 
        a.add(['foo', 'foo/bar', 'foo/baz'])
1568
 
        a.commit('initial commit')
1569
 
        b = BzrDir.create_standalone_workingtree('b')
1570
 
        basis = a.basis_tree()
1571
 
        basis.lock_read()
1572
 
        self.addCleanup(basis.unlock)
1573
 
        build_tree(basis, b)
1574
 
        self.assertIs(os.path.isdir('b/foo'), True)
1575
 
        self.assertEqual(file('b/foo/bar', 'rb').read(), "contents")
1576
 
        self.assertEqual(os.readlink('b/foo/baz'), 'a/foo/bar')
1577
 
 
1578
 
    def test_build_with_references(self):
1579
 
        tree = self.make_branch_and_tree('source',
1580
 
            format='dirstate-with-subtree')
1581
 
        subtree = self.make_branch_and_tree('source/subtree',
1582
 
            format='dirstate-with-subtree')
1583
 
        tree.add_reference(subtree)
1584
 
        tree.commit('a revision')
1585
 
        tree.branch.create_checkout('target')
1586
 
        self.failUnlessExists('target')
1587
 
        self.failUnlessExists('target/subtree')
1588
 
 
1589
 
    def test_file_conflict_handling(self):
1590
 
        """Ensure that when building trees, conflict handling is done"""
1591
 
        source = self.make_branch_and_tree('source')
1592
 
        target = self.make_branch_and_tree('target')
1593
 
        self.build_tree(['source/file', 'target/file'])
1594
 
        source.add('file', 'new-file')
1595
 
        source.commit('added file')
1596
 
        build_tree(source.basis_tree(), target)
1597
 
        self.assertEqual([DuplicateEntry('Moved existing file to',
1598
 
                          'file.moved', 'file', None, 'new-file')],
1599
 
                         target.conflicts())
1600
 
        target2 = self.make_branch_and_tree('target2')
1601
 
        target_file = file('target2/file', 'wb')
1602
 
        try:
1603
 
            source_file = file('source/file', 'rb')
1604
 
            try:
1605
 
                target_file.write(source_file.read())
1606
 
            finally:
1607
 
                source_file.close()
1608
 
        finally:
1609
 
            target_file.close()
1610
 
        build_tree(source.basis_tree(), target2)
1611
 
        self.assertEqual([], target2.conflicts())
1612
 
 
1613
 
    def test_symlink_conflict_handling(self):
1614
 
        """Ensure that when building trees, conflict handling is done"""
1615
 
        self.requireFeature(SymlinkFeature)
1616
 
        source = self.make_branch_and_tree('source')
1617
 
        os.symlink('foo', 'source/symlink')
1618
 
        source.add('symlink', 'new-symlink')
1619
 
        source.commit('added file')
1620
 
        target = self.make_branch_and_tree('target')
1621
 
        os.symlink('bar', 'target/symlink')
1622
 
        build_tree(source.basis_tree(), target)
1623
 
        self.assertEqual([DuplicateEntry('Moved existing file to',
1624
 
            'symlink.moved', 'symlink', None, 'new-symlink')],
1625
 
            target.conflicts())
1626
 
        target = self.make_branch_and_tree('target2')
1627
 
        os.symlink('foo', 'target2/symlink')
1628
 
        build_tree(source.basis_tree(), target)
1629
 
        self.assertEqual([], target.conflicts())
1630
 
        
1631
 
    def test_directory_conflict_handling(self):
1632
 
        """Ensure that when building trees, conflict handling is done"""
1633
 
        source = self.make_branch_and_tree('source')
1634
 
        target = self.make_branch_and_tree('target')
1635
 
        self.build_tree(['source/dir1/', 'source/dir1/file', 'target/dir1/'])
1636
 
        source.add(['dir1', 'dir1/file'], ['new-dir1', 'new-file'])
1637
 
        source.commit('added file')
1638
 
        build_tree(source.basis_tree(), target)
1639
 
        self.assertEqual([], target.conflicts())
1640
 
        self.failUnlessExists('target/dir1/file')
1641
 
 
1642
 
        # Ensure contents are merged
1643
 
        target = self.make_branch_and_tree('target2')
1644
 
        self.build_tree(['target2/dir1/', 'target2/dir1/file2'])
1645
 
        build_tree(source.basis_tree(), target)
1646
 
        self.assertEqual([], target.conflicts())
1647
 
        self.failUnlessExists('target2/dir1/file2')
1648
 
        self.failUnlessExists('target2/dir1/file')
1649
 
 
1650
 
        # Ensure new contents are suppressed for existing branches
1651
 
        target = self.make_branch_and_tree('target3')
1652
 
        self.make_branch('target3/dir1')
1653
 
        self.build_tree(['target3/dir1/file2'])
1654
 
        build_tree(source.basis_tree(), target)
1655
 
        self.failIfExists('target3/dir1/file')
1656
 
        self.failUnlessExists('target3/dir1/file2')
1657
 
        self.failUnlessExists('target3/dir1.diverted/file')
1658
 
        self.assertEqual([DuplicateEntry('Diverted to',
1659
 
            'dir1.diverted', 'dir1', 'new-dir1', None)],
1660
 
            target.conflicts())
1661
 
 
1662
 
        target = self.make_branch_and_tree('target4')
1663
 
        self.build_tree(['target4/dir1/'])
1664
 
        self.make_branch('target4/dir1/file')
1665
 
        build_tree(source.basis_tree(), target)
1666
 
        self.failUnlessExists('target4/dir1/file')
1667
 
        self.assertEqual('directory', file_kind('target4/dir1/file'))
1668
 
        self.failUnlessExists('target4/dir1/file.diverted')
1669
 
        self.assertEqual([DuplicateEntry('Diverted to',
1670
 
            'dir1/file.diverted', 'dir1/file', 'new-file', None)],
1671
 
            target.conflicts())
1672
 
 
1673
 
    def test_mixed_conflict_handling(self):
1674
 
        """Ensure that when building trees, conflict handling is done"""
1675
 
        source = self.make_branch_and_tree('source')
1676
 
        target = self.make_branch_and_tree('target')
1677
 
        self.build_tree(['source/name', 'target/name/'])
1678
 
        source.add('name', 'new-name')
1679
 
        source.commit('added file')
1680
 
        build_tree(source.basis_tree(), target)
1681
 
        self.assertEqual([DuplicateEntry('Moved existing file to',
1682
 
            'name.moved', 'name', None, 'new-name')], target.conflicts())
1683
 
 
1684
 
    def test_raises_in_populated(self):
1685
 
        source = self.make_branch_and_tree('source')
1686
 
        self.build_tree(['source/name'])
1687
 
        source.add('name')
1688
 
        source.commit('added name')
1689
 
        target = self.make_branch_and_tree('target')
1690
 
        self.build_tree(['target/name'])
1691
 
        target.add('name')
1692
 
        self.assertRaises(errors.WorkingTreeAlreadyPopulated, 
1693
 
            build_tree, source.basis_tree(), target)
1694
 
 
1695
 
    def test_build_tree_rename_count(self):
1696
 
        source = self.make_branch_and_tree('source')
1697
 
        self.build_tree(['source/file1', 'source/dir1/'])
1698
 
        source.add(['file1', 'dir1'])
1699
 
        source.commit('add1')
1700
 
        target1 = self.make_branch_and_tree('target1')
1701
 
        transform_result = build_tree(source.basis_tree(), target1)
1702
 
        self.assertEqual(2, transform_result.rename_count)
1703
 
 
1704
 
        self.build_tree(['source/dir1/file2'])
1705
 
        source.add(['dir1/file2'])
1706
 
        source.commit('add3')
1707
 
        target2 = self.make_branch_and_tree('target2')
1708
 
        transform_result = build_tree(source.basis_tree(), target2)
1709
 
        # children of non-root directories should not be renamed
1710
 
        self.assertEqual(2, transform_result.rename_count)
1711
 
 
1712
 
    def create_ab_tree(self):
1713
 
        """Create a committed test tree with two files"""
1714
 
        source = self.make_branch_and_tree('source')
1715
 
        self.build_tree_contents([('source/file1', 'A')])
1716
 
        self.build_tree_contents([('source/file2', 'B')])
1717
 
        source.add(['file1', 'file2'], ['file1-id', 'file2-id'])
1718
 
        source.commit('commit files')
1719
 
        source.lock_write()
1720
 
        self.addCleanup(source.unlock)
1721
 
        return source
1722
 
 
1723
 
    def test_build_tree_accelerator_tree(self):
1724
 
        source = self.create_ab_tree()
1725
 
        self.build_tree_contents([('source/file2', 'C')])
1726
 
        calls = []
1727
 
        real_source_get_file = source.get_file
1728
 
        def get_file(file_id, path=None):
1729
 
            calls.append(file_id)
1730
 
            return real_source_get_file(file_id, path)
1731
 
        source.get_file = get_file
1732
 
        target = self.make_branch_and_tree('target')
1733
 
        revision_tree = source.basis_tree()
1734
 
        revision_tree.lock_read()
1735
 
        self.addCleanup(revision_tree.unlock)
1736
 
        build_tree(revision_tree, target, source)
1737
 
        self.assertEqual(['file1-id'], calls)
1738
 
        target.lock_read()
1739
 
        self.addCleanup(target.unlock)
1740
 
        self.assertEqual([], list(target.iter_changes(revision_tree)))
1741
 
 
1742
 
    def test_build_tree_accelerator_tree_missing_file(self):
1743
 
        source = self.create_ab_tree()
1744
 
        os.unlink('source/file1')
1745
 
        source.remove(['file2'])
1746
 
        target = self.make_branch_and_tree('target')
1747
 
        revision_tree = source.basis_tree()
1748
 
        revision_tree.lock_read()
1749
 
        self.addCleanup(revision_tree.unlock)
1750
 
        build_tree(revision_tree, target, source)
1751
 
        target.lock_read()
1752
 
        self.addCleanup(target.unlock)
1753
 
        self.assertEqual([], list(target.iter_changes(revision_tree)))
1754
 
 
1755
 
    def test_build_tree_accelerator_wrong_kind(self):
1756
 
        self.requireFeature(SymlinkFeature)
1757
 
        source = self.make_branch_and_tree('source')
1758
 
        self.build_tree_contents([('source/file1', '')])
1759
 
        self.build_tree_contents([('source/file2', '')])
1760
 
        source.add(['file1', 'file2'], ['file1-id', 'file2-id'])
1761
 
        source.commit('commit files')
1762
 
        os.unlink('source/file2')
1763
 
        self.build_tree_contents([('source/file2/', 'C')])
1764
 
        os.unlink('source/file1')
1765
 
        os.symlink('file2', 'source/file1')
1766
 
        calls = []
1767
 
        real_source_get_file = source.get_file
1768
 
        def get_file(file_id, path=None):
1769
 
            calls.append(file_id)
1770
 
            return real_source_get_file(file_id, path)
1771
 
        source.get_file = get_file
1772
 
        target = self.make_branch_and_tree('target')
1773
 
        revision_tree = source.basis_tree()
1774
 
        revision_tree.lock_read()
1775
 
        self.addCleanup(revision_tree.unlock)
1776
 
        build_tree(revision_tree, target, source)
1777
 
        self.assertEqual([], calls)
1778
 
        target.lock_read()
1779
 
        self.addCleanup(target.unlock)
1780
 
        self.assertEqual([], list(target.iter_changes(revision_tree)))
1781
 
 
1782
 
    def test_build_tree_hardlink(self):
1783
 
        self.requireFeature(HardlinkFeature)
1784
 
        source = self.create_ab_tree()
1785
 
        target = self.make_branch_and_tree('target')
1786
 
        revision_tree = source.basis_tree()
1787
 
        revision_tree.lock_read()
1788
 
        self.addCleanup(revision_tree.unlock)
1789
 
        build_tree(revision_tree, target, source, hardlink=True)
1790
 
        target.lock_read()
1791
 
        self.addCleanup(target.unlock)
1792
 
        self.assertEqual([], list(target.iter_changes(revision_tree)))
1793
 
        source_stat = os.stat('source/file1')
1794
 
        target_stat = os.stat('target/file1')
1795
 
        self.assertEqual(source_stat, target_stat)
1796
 
 
1797
 
        # Explicitly disallowing hardlinks should prevent them.
1798
 
        target2 = self.make_branch_and_tree('target2')
1799
 
        build_tree(revision_tree, target2, source, hardlink=False)
1800
 
        target2.lock_read()
1801
 
        self.addCleanup(target2.unlock)
1802
 
        self.assertEqual([], list(target2.iter_changes(revision_tree)))
1803
 
        source_stat = os.stat('source/file1')
1804
 
        target2_stat = os.stat('target2/file1')
1805
 
        self.assertNotEqual(source_stat, target2_stat)
1806
 
 
1807
 
    def test_build_tree_accelerator_tree_moved(self):
1808
 
        source = self.make_branch_and_tree('source')
1809
 
        self.build_tree_contents([('source/file1', 'A')])
1810
 
        source.add(['file1'], ['file1-id'])
1811
 
        source.commit('commit files')
1812
 
        source.rename_one('file1', 'file2')
1813
 
        source.lock_read()
1814
 
        self.addCleanup(source.unlock)
1815
 
        target = self.make_branch_and_tree('target')
1816
 
        revision_tree = source.basis_tree()
1817
 
        revision_tree.lock_read()
1818
 
        self.addCleanup(revision_tree.unlock)
1819
 
        build_tree(revision_tree, target, source)
1820
 
        target.lock_read()
1821
 
        self.addCleanup(target.unlock)
1822
 
        self.assertEqual([], list(target.iter_changes(revision_tree)))
1823
 
 
1824
 
    def test_build_tree_hardlinks_preserve_execute(self):
1825
 
        self.requireFeature(HardlinkFeature)
1826
 
        source = self.create_ab_tree()
1827
 
        tt = TreeTransform(source)
1828
 
        trans_id = tt.trans_id_tree_file_id('file1-id')
1829
 
        tt.set_executability(True, trans_id)
1830
 
        tt.apply()
1831
 
        self.assertTrue(source.is_executable('file1-id'))
1832
 
        target = self.make_branch_and_tree('target')
1833
 
        revision_tree = source.basis_tree()
1834
 
        revision_tree.lock_read()
1835
 
        self.addCleanup(revision_tree.unlock)
1836
 
        build_tree(revision_tree, target, source, hardlink=True)
1837
 
        target.lock_read()
1838
 
        self.addCleanup(target.unlock)
1839
 
        self.assertEqual([], list(target.iter_changes(revision_tree)))
1840
 
        self.assertTrue(source.is_executable('file1-id'))
1841
 
 
1842
 
    def test_case_insensitive_build_tree_inventory(self):
1843
 
        source = self.make_branch_and_tree('source')
1844
 
        self.build_tree(['source/file', 'source/FILE'])
1845
 
        source.add(['file', 'FILE'], ['lower-id', 'upper-id'])
1846
 
        source.commit('added files')
1847
 
        # Don't try this at home, kids!
1848
 
        # Force the tree to report that it is case insensitive
1849
 
        target = self.make_branch_and_tree('target')
1850
 
        target.case_sensitive = False
1851
 
        build_tree(source.basis_tree(), target, source, delta_from_tree=True)
1852
 
        self.assertEqual('file.moved', target.id2path('lower-id'))
1853
 
        self.assertEqual('FILE', target.id2path('upper-id'))
1854
 
 
1855
 
 
1856
 
class MockTransform(object):
1857
 
 
1858
 
    def has_named_child(self, by_parent, parent_id, name):
1859
 
        for child_id in by_parent[parent_id]:
1860
 
            if child_id == '0':
1861
 
                if name == "name~":
1862
 
                    return True
1863
 
            elif name == "name.~%s~" % child_id:
1864
 
                return True
1865
 
        return False
1866
 
 
1867
 
 
1868
 
class MockEntry(object):
1869
 
    def __init__(self):
1870
 
        object.__init__(self)
1871
 
        self.name = "name"
1872
 
 
1873
 
 
1874
 
class TestGetBackupName(TestCase):
1875
 
    def test_get_backup_name(self):
1876
 
        tt = MockTransform()
1877
 
        name = get_backup_name(MockEntry(), {'a':[]}, 'a', tt)
1878
 
        self.assertEqual(name, 'name.~1~')
1879
 
        name = get_backup_name(MockEntry(), {'a':['1']}, 'a', tt)
1880
 
        self.assertEqual(name, 'name.~2~')
1881
 
        name = get_backup_name(MockEntry(), {'a':['2']}, 'a', tt)
1882
 
        self.assertEqual(name, 'name.~1~')
1883
 
        name = get_backup_name(MockEntry(), {'a':['2'], 'b':[]}, 'b', tt)
1884
 
        self.assertEqual(name, 'name.~1~')
1885
 
        name = get_backup_name(MockEntry(), {'a':['1', '2', '3']}, 'a', tt)
1886
 
        self.assertEqual(name, 'name.~4~')
1887
 
 
1888
 
 
1889
 
class TestFileMover(tests.TestCaseWithTransport):
1890
 
 
1891
 
    def test_file_mover(self):
1892
 
        self.build_tree(['a/', 'a/b', 'c/', 'c/d'])
1893
 
        mover = _FileMover()
1894
 
        mover.rename('a', 'q')
1895
 
        self.failUnlessExists('q')
1896
 
        self.failIfExists('a')
1897
 
        self.failUnlessExists('q/b')
1898
 
        self.failUnlessExists('c')
1899
 
        self.failUnlessExists('c/d')
1900
 
 
1901
 
    def test_pre_delete_rollback(self):
1902
 
        self.build_tree(['a/'])
1903
 
        mover = _FileMover()
1904
 
        mover.pre_delete('a', 'q')
1905
 
        self.failUnlessExists('q')
1906
 
        self.failIfExists('a')
1907
 
        mover.rollback()
1908
 
        self.failIfExists('q')
1909
 
        self.failUnlessExists('a')
1910
 
 
1911
 
    def test_apply_deletions(self):
1912
 
        self.build_tree(['a/', 'b/'])
1913
 
        mover = _FileMover()
1914
 
        mover.pre_delete('a', 'q')
1915
 
        mover.pre_delete('b', 'r')
1916
 
        self.failUnlessExists('q')
1917
 
        self.failUnlessExists('r')
1918
 
        self.failIfExists('a')
1919
 
        self.failIfExists('b')
1920
 
        mover.apply_deletions()
1921
 
        self.failIfExists('q')
1922
 
        self.failIfExists('r')
1923
 
        self.failIfExists('a')
1924
 
        self.failIfExists('b')
1925
 
 
1926
 
    def test_file_mover_rollback(self):
1927
 
        self.build_tree(['a/', 'a/b', 'c/', 'c/d/', 'c/e/'])
1928
 
        mover = _FileMover()
1929
 
        mover.rename('c/d', 'c/f')
1930
 
        mover.rename('c/e', 'c/d')
1931
 
        try:
1932
 
            mover.rename('a', 'c')
1933
 
        except errors.FileExists, e:
1934
 
            mover.rollback()
1935
 
        self.failUnlessExists('a')
1936
 
        self.failUnlessExists('c/d')
1937
 
 
1938
 
 
1939
 
class Bogus(Exception):
1940
 
    pass
1941
 
 
1942
 
 
1943
 
class TestTransformRollback(tests.TestCaseWithTransport):
1944
 
 
1945
 
    class ExceptionFileMover(_FileMover):
1946
 
 
1947
 
        def __init__(self, bad_source=None, bad_target=None):
1948
 
            _FileMover.__init__(self)
1949
 
            self.bad_source = bad_source
1950
 
            self.bad_target = bad_target
1951
 
 
1952
 
        def rename(self, source, target):
1953
 
            if (self.bad_source is not None and
1954
 
                source.endswith(self.bad_source)):
1955
 
                raise Bogus
1956
 
            elif (self.bad_target is not None and
1957
 
                target.endswith(self.bad_target)):
1958
 
                raise Bogus
1959
 
            else:
1960
 
                _FileMover.rename(self, source, target)
1961
 
 
1962
 
    def test_rollback_rename(self):
1963
 
        tree = self.make_branch_and_tree('.')
1964
 
        self.build_tree(['a/', 'a/b'])
1965
 
        tt = TreeTransform(tree)
1966
 
        self.addCleanup(tt.finalize)
1967
 
        a_id = tt.trans_id_tree_path('a')
1968
 
        tt.adjust_path('c', tt.root, a_id)
1969
 
        tt.adjust_path('d', a_id, tt.trans_id_tree_path('a/b'))
1970
 
        self.assertRaises(Bogus, tt.apply,
1971
 
                          _mover=self.ExceptionFileMover(bad_source='a'))
1972
 
        self.failUnlessExists('a')
1973
 
        self.failUnlessExists('a/b')
1974
 
        tt.apply()
1975
 
        self.failUnlessExists('c')
1976
 
        self.failUnlessExists('c/d')
1977
 
 
1978
 
    def test_rollback_rename_into_place(self):
1979
 
        tree = self.make_branch_and_tree('.')
1980
 
        self.build_tree(['a/', 'a/b'])
1981
 
        tt = TreeTransform(tree)
1982
 
        self.addCleanup(tt.finalize)
1983
 
        a_id = tt.trans_id_tree_path('a')
1984
 
        tt.adjust_path('c', tt.root, a_id)
1985
 
        tt.adjust_path('d', a_id, tt.trans_id_tree_path('a/b'))
1986
 
        self.assertRaises(Bogus, tt.apply,
1987
 
                          _mover=self.ExceptionFileMover(bad_target='c/d'))
1988
 
        self.failUnlessExists('a')
1989
 
        self.failUnlessExists('a/b')
1990
 
        tt.apply()
1991
 
        self.failUnlessExists('c')
1992
 
        self.failUnlessExists('c/d')
1993
 
 
1994
 
    def test_rollback_deletion(self):
1995
 
        tree = self.make_branch_and_tree('.')
1996
 
        self.build_tree(['a/', 'a/b'])
1997
 
        tt = TreeTransform(tree)
1998
 
        self.addCleanup(tt.finalize)
1999
 
        a_id = tt.trans_id_tree_path('a')
2000
 
        tt.delete_contents(a_id)
2001
 
        tt.adjust_path('d', tt.root, tt.trans_id_tree_path('a/b'))
2002
 
        self.assertRaises(Bogus, tt.apply,
2003
 
                          _mover=self.ExceptionFileMover(bad_target='d'))
2004
 
        self.failUnlessExists('a')
2005
 
        self.failUnlessExists('a/b')
2006
 
 
2007
 
    def test_resolve_no_parent(self):
2008
 
        wt = self.make_branch_and_tree('.')
2009
 
        tt = TreeTransform(wt)
2010
 
        self.addCleanup(tt.finalize)
2011
 
        parent = tt.trans_id_file_id('parent-id')
2012
 
        tt.new_file('file', parent, 'Contents')
2013
 
        resolve_conflicts(tt)
2014
 
 
2015
 
 
2016
 
A_ENTRY = ('a-id', ('a', 'a'), True, (True, True),
2017
 
                  ('TREE_ROOT', 'TREE_ROOT'), ('a', 'a'), ('file', 'file'),
2018
 
                  (False, False))
2019
 
ROOT_ENTRY = ('TREE_ROOT', ('', ''), False, (True, True), (None, None),
2020
 
              ('', ''), ('directory', 'directory'), (False, None))
2021
 
 
2022
 
 
2023
 
class TestTransformPreview(tests.TestCaseWithTransport):
2024
 
 
2025
 
    def create_tree(self):
2026
 
        tree = self.make_branch_and_tree('.')
2027
 
        self.build_tree_contents([('a', 'content 1')])
2028
 
        tree.add('a', 'a-id')
2029
 
        tree.commit('rev1', rev_id='rev1')
2030
 
        return tree.branch.repository.revision_tree('rev1')
2031
 
 
2032
 
    def get_empty_preview(self):
2033
 
        repository = self.make_repository('repo')
2034
 
        tree = repository.revision_tree(_mod_revision.NULL_REVISION)
2035
 
        preview = TransformPreview(tree)
2036
 
        self.addCleanup(preview.finalize)
2037
 
        return preview
2038
 
 
2039
 
    def test_transform_preview(self):
2040
 
        revision_tree = self.create_tree()
2041
 
        preview = TransformPreview(revision_tree)
2042
 
        self.addCleanup(preview.finalize)
2043
 
 
2044
 
    def test_transform_preview_tree(self):
2045
 
        revision_tree = self.create_tree()
2046
 
        preview = TransformPreview(revision_tree)
2047
 
        self.addCleanup(preview.finalize)
2048
 
        preview.get_preview_tree()
2049
 
 
2050
 
    def test_transform_new_file(self):
2051
 
        revision_tree = self.create_tree()
2052
 
        preview = TransformPreview(revision_tree)
2053
 
        self.addCleanup(preview.finalize)
2054
 
        preview.new_file('file2', preview.root, 'content B\n', 'file2-id')
2055
 
        preview_tree = preview.get_preview_tree()
2056
 
        self.assertEqual(preview_tree.kind('file2-id'), 'file')
2057
 
        self.assertEqual(
2058
 
            preview_tree.get_file('file2-id').read(), 'content B\n')
2059
 
 
2060
 
    def test_diff_preview_tree(self):
2061
 
        revision_tree = self.create_tree()
2062
 
        preview = TransformPreview(revision_tree)
2063
 
        self.addCleanup(preview.finalize)
2064
 
        preview.new_file('file2', preview.root, 'content B\n', 'file2-id')
2065
 
        preview_tree = preview.get_preview_tree()
2066
 
        out = StringIO()
2067
 
        show_diff_trees(revision_tree, preview_tree, out)
2068
 
        lines = out.getvalue().splitlines()
2069
 
        self.assertEqual(lines[0], "=== added file 'file2'")
2070
 
        # 3 lines of diff administrivia
2071
 
        self.assertEqual(lines[4], "+content B")
2072
 
 
2073
 
    def test_transform_conflicts(self):
2074
 
        revision_tree = self.create_tree()
2075
 
        preview = TransformPreview(revision_tree)
2076
 
        self.addCleanup(preview.finalize)
2077
 
        preview.new_file('a', preview.root, 'content 2')
2078
 
        resolve_conflicts(preview)
2079
 
        trans_id = preview.trans_id_file_id('a-id')
2080
 
        self.assertEqual('a.moved', preview.final_name(trans_id))
2081
 
 
2082
 
    def get_tree_and_preview_tree(self):
2083
 
        revision_tree = self.create_tree()
2084
 
        preview = TransformPreview(revision_tree)
2085
 
        self.addCleanup(preview.finalize)
2086
 
        a_trans_id = preview.trans_id_file_id('a-id')
2087
 
        preview.delete_contents(a_trans_id)
2088
 
        preview.create_file('b content', a_trans_id)
2089
 
        preview_tree = preview.get_preview_tree()
2090
 
        return revision_tree, preview_tree
2091
 
 
2092
 
    def test_iter_changes(self):
2093
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
2094
 
        root = revision_tree.inventory.root.file_id
2095
 
        self.assertEqual([('a-id', ('a', 'a'), True, (True, True),
2096
 
                          (root, root), ('a', 'a'), ('file', 'file'),
2097
 
                          (False, False))],
2098
 
                          list(preview_tree.iter_changes(revision_tree)))
2099
 
 
2100
 
    def test_include_unchanged_succeeds(self):
2101
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
2102
 
        changes = preview_tree.iter_changes(revision_tree,
2103
 
                                            include_unchanged=True)
2104
 
        root = revision_tree.inventory.root.file_id
2105
 
 
2106
 
        self.assertEqual([ROOT_ENTRY, A_ENTRY], list(changes))
2107
 
 
2108
 
    def test_specific_files(self):
2109
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
2110
 
        changes = preview_tree.iter_changes(revision_tree,
2111
 
                                            specific_files=[''])
2112
 
        self.assertEqual([ROOT_ENTRY, A_ENTRY], list(changes))
2113
 
 
2114
 
    def test_want_unversioned(self):
2115
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
2116
 
        changes = preview_tree.iter_changes(revision_tree,
2117
 
                                            want_unversioned=True)
2118
 
        self.assertEqual([ROOT_ENTRY, A_ENTRY], list(changes))
2119
 
 
2120
 
    def test_ignore_extra_trees_no_specific_files(self):
2121
 
        # extra_trees is harmless without specific_files, so we'll silently
2122
 
        # accept it, even though we won't use it.
2123
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
2124
 
        preview_tree.iter_changes(revision_tree, extra_trees=[preview_tree])
2125
 
 
2126
 
    def test_ignore_require_versioned_no_specific_files(self):
2127
 
        # require_versioned is meaningless without specific_files.
2128
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
2129
 
        preview_tree.iter_changes(revision_tree, require_versioned=False)
2130
 
 
2131
 
    def test_ignore_pb(self):
2132
 
        # pb could be supported, but TT.iter_changes doesn't support it.
2133
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
2134
 
        preview_tree.iter_changes(revision_tree, pb=progress.DummyProgress())
2135
 
 
2136
 
    def test_kind(self):
2137
 
        revision_tree = self.create_tree()
2138
 
        preview = TransformPreview(revision_tree)
2139
 
        self.addCleanup(preview.finalize)
2140
 
        preview.new_file('file', preview.root, 'contents', 'file-id')
2141
 
        preview.new_directory('directory', preview.root, 'dir-id')
2142
 
        preview_tree = preview.get_preview_tree()
2143
 
        self.assertEqual('file', preview_tree.kind('file-id'))
2144
 
        self.assertEqual('directory', preview_tree.kind('dir-id'))
2145
 
 
2146
 
    def test_get_file_mtime(self):
2147
 
        preview = self.get_empty_preview()
2148
 
        file_trans_id = preview.new_file('file', preview.root, 'contents',
2149
 
                                         'file-id')
2150
 
        limbo_path = preview._limbo_name(file_trans_id)
2151
 
        preview_tree = preview.get_preview_tree()
2152
 
        self.assertEqual(os.stat(limbo_path).st_mtime,
2153
 
                         preview_tree.get_file_mtime('file-id'))
2154
 
 
2155
 
    def test_get_file(self):
2156
 
        preview = self.get_empty_preview()
2157
 
        preview.new_file('file', preview.root, 'contents', 'file-id')
2158
 
        preview_tree = preview.get_preview_tree()
2159
 
        tree_file = preview_tree.get_file('file-id')
2160
 
        try:
2161
 
            self.assertEqual('contents', tree_file.read())
2162
 
        finally:
2163
 
            tree_file.close()
2164
 
 
2165
 
    def test_get_symlink_target(self):
2166
 
        self.requireFeature(SymlinkFeature)
2167
 
        preview = self.get_empty_preview()
2168
 
        preview.new_symlink('symlink', preview.root, 'target', 'symlink-id')
2169
 
        preview_tree = preview.get_preview_tree()
2170
 
        self.assertEqual('target',
2171
 
                         preview_tree.get_symlink_target('symlink-id'))
2172
 
 
2173
 
    def test_all_file_ids(self):
2174
 
        tree = self.make_branch_and_tree('tree')
2175
 
        self.build_tree(['tree/a', 'tree/b', 'tree/c'])
2176
 
        tree.add(['a', 'b', 'c'], ['a-id', 'b-id', 'c-id'])
2177
 
        preview = TransformPreview(tree)
2178
 
        self.addCleanup(preview.finalize)
2179
 
        preview.unversion_file(preview.trans_id_file_id('b-id'))
2180
 
        c_trans_id = preview.trans_id_file_id('c-id')
2181
 
        preview.unversion_file(c_trans_id)
2182
 
        preview.version_file('c-id', c_trans_id)
2183
 
        preview_tree = preview.get_preview_tree()
2184
 
        self.assertEqual(set(['a-id', 'c-id', tree.get_root_id()]),
2185
 
                         preview_tree.all_file_ids())
2186
 
 
2187
 
    def test_path2id_deleted_unchanged(self):
2188
 
        tree = self.make_branch_and_tree('tree')
2189
 
        self.build_tree(['tree/unchanged', 'tree/deleted'])
2190
 
        tree.add(['unchanged', 'deleted'], ['unchanged-id', 'deleted-id'])
2191
 
        preview = TransformPreview(tree)
2192
 
        self.addCleanup(preview.finalize)
2193
 
        preview.unversion_file(preview.trans_id_file_id('deleted-id'))
2194
 
        preview_tree = preview.get_preview_tree()
2195
 
        self.assertEqual('unchanged-id', preview_tree.path2id('unchanged'))
2196
 
        self.assertIs(None, preview_tree.path2id('deleted'))
2197
 
 
2198
 
    def test_path2id_created(self):
2199
 
        tree = self.make_branch_and_tree('tree')
2200
 
        self.build_tree(['tree/unchanged'])
2201
 
        tree.add(['unchanged'], ['unchanged-id'])
2202
 
        preview = TransformPreview(tree)
2203
 
        self.addCleanup(preview.finalize)
2204
 
        preview.new_file('new', preview.trans_id_file_id('unchanged-id'),
2205
 
            'contents', 'new-id')
2206
 
        preview_tree = preview.get_preview_tree()
2207
 
        self.assertEqual('new-id', preview_tree.path2id('unchanged/new'))
2208
 
 
2209
 
    def test_path2id_moved(self):
2210
 
        tree = self.make_branch_and_tree('tree')
2211
 
        self.build_tree(['tree/old_parent/', 'tree/old_parent/child'])
2212
 
        tree.add(['old_parent', 'old_parent/child'],
2213
 
                 ['old_parent-id', 'child-id'])
2214
 
        preview = TransformPreview(tree)
2215
 
        self.addCleanup(preview.finalize)
2216
 
        new_parent = preview.new_directory('new_parent', preview.root,
2217
 
                                           'new_parent-id')
2218
 
        preview.adjust_path('child', new_parent,
2219
 
                            preview.trans_id_file_id('child-id'))
2220
 
        preview_tree = preview.get_preview_tree()
2221
 
        self.assertIs(None, preview_tree.path2id('old_parent/child'))
2222
 
        self.assertEqual('child-id', preview_tree.path2id('new_parent/child'))
2223
 
 
2224
 
    def test_path2id_renamed_parent(self):
2225
 
        tree = self.make_branch_and_tree('tree')
2226
 
        self.build_tree(['tree/old_name/', 'tree/old_name/child'])
2227
 
        tree.add(['old_name', 'old_name/child'],
2228
 
                 ['parent-id', 'child-id'])
2229
 
        preview = TransformPreview(tree)
2230
 
        self.addCleanup(preview.finalize)
2231
 
        preview.adjust_path('new_name', preview.root,
2232
 
                            preview.trans_id_file_id('parent-id'))
2233
 
        preview_tree = preview.get_preview_tree()
2234
 
        self.assertIs(None, preview_tree.path2id('old_name/child'))
2235
 
        self.assertEqual('child-id', preview_tree.path2id('new_name/child'))
2236
 
 
2237
 
    def assertMatchingIterEntries(self, tt, specific_file_ids=None):
2238
 
        preview_tree = tt.get_preview_tree()
2239
 
        preview_result = list(preview_tree.iter_entries_by_dir(
2240
 
                              specific_file_ids))
2241
 
        tree = tt._tree
2242
 
        tt.apply()
2243
 
        actual_result = list(tree.iter_entries_by_dir(specific_file_ids))
2244
 
        self.assertEqual(actual_result, preview_result)
2245
 
 
2246
 
    def test_iter_entries_by_dir_new(self):
2247
 
        tree = self.make_branch_and_tree('tree')
2248
 
        tt = TreeTransform(tree)
2249
 
        tt.new_file('new', tt.root, 'contents', 'new-id')
2250
 
        self.assertMatchingIterEntries(tt)
2251
 
 
2252
 
    def test_iter_entries_by_dir_deleted(self):
2253
 
        tree = self.make_branch_and_tree('tree')
2254
 
        self.build_tree(['tree/deleted'])
2255
 
        tree.add('deleted', 'deleted-id')
2256
 
        tt = TreeTransform(tree)
2257
 
        tt.delete_contents(tt.trans_id_file_id('deleted-id'))
2258
 
        self.assertMatchingIterEntries(tt)
2259
 
 
2260
 
    def test_iter_entries_by_dir_unversioned(self):
2261
 
        tree = self.make_branch_and_tree('tree')
2262
 
        self.build_tree(['tree/removed'])
2263
 
        tree.add('removed', 'removed-id')
2264
 
        tt = TreeTransform(tree)
2265
 
        tt.unversion_file(tt.trans_id_file_id('removed-id'))
2266
 
        self.assertMatchingIterEntries(tt)
2267
 
 
2268
 
    def test_iter_entries_by_dir_moved(self):
2269
 
        tree = self.make_branch_and_tree('tree')
2270
 
        self.build_tree(['tree/moved', 'tree/new_parent/'])
2271
 
        tree.add(['moved', 'new_parent'], ['moved-id', 'new_parent-id'])
2272
 
        tt = TreeTransform(tree)
2273
 
        tt.adjust_path('moved', tt.trans_id_file_id('new_parent-id'),
2274
 
                       tt.trans_id_file_id('moved-id'))
2275
 
        self.assertMatchingIterEntries(tt)
2276
 
 
2277
 
    def test_iter_entries_by_dir_specific_file_ids(self):
2278
 
        tree = self.make_branch_and_tree('tree')
2279
 
        tree.set_root_id('tree-root-id')
2280
 
        self.build_tree(['tree/parent/', 'tree/parent/child'])
2281
 
        tree.add(['parent', 'parent/child'], ['parent-id', 'child-id'])
2282
 
        tt = TreeTransform(tree)
2283
 
        self.assertMatchingIterEntries(tt, ['tree-root-id', 'child-id'])
2284
 
 
2285
 
    def test_symlink_content_summary(self):
2286
 
        self.requireFeature(SymlinkFeature)
2287
 
        preview = self.get_empty_preview()
2288
 
        preview.new_symlink('path', preview.root, 'target', 'path-id')
2289
 
        summary = preview.get_preview_tree().path_content_summary('path')
2290
 
        self.assertEqual(('symlink', None, None, 'target'), summary)
2291
 
 
2292
 
    def test_missing_content_summary(self):
2293
 
        preview = self.get_empty_preview()
2294
 
        summary = preview.get_preview_tree().path_content_summary('path')
2295
 
        self.assertEqual(('missing', None, None, None), summary)
2296
 
 
2297
 
    def test_deleted_content_summary(self):
2298
 
        tree = self.make_branch_and_tree('tree')
2299
 
        self.build_tree(['tree/path/'])
2300
 
        tree.add('path')
2301
 
        preview = TransformPreview(tree)
2302
 
        self.addCleanup(preview.finalize)
2303
 
        preview.delete_contents(preview.trans_id_tree_path('path'))
2304
 
        summary = preview.get_preview_tree().path_content_summary('path')
2305
 
        self.assertEqual(('missing', None, None, None), summary)
2306
 
 
2307
 
    def test_file_content_summary_executable(self):
2308
 
        if not osutils.supports_executable():
2309
 
            raise TestNotApplicable()
2310
 
        preview = self.get_empty_preview()
2311
 
        path_id = preview.new_file('path', preview.root, 'contents', 'path-id')
2312
 
        preview.set_executability(True, path_id)
2313
 
        summary = preview.get_preview_tree().path_content_summary('path')
2314
 
        self.assertEqual(4, len(summary))
2315
 
        self.assertEqual('file', summary[0])
2316
 
        # size must be known
2317
 
        self.assertEqual(len('contents'), summary[1])
2318
 
        # executable
2319
 
        self.assertEqual(True, summary[2])
2320
 
        # will not have hash (not cheap to determine)
2321
 
        self.assertIs(None, summary[3])
2322
 
 
2323
 
    def test_change_executability(self):
2324
 
        if not osutils.supports_executable():
2325
 
            raise TestNotApplicable()
2326
 
        tree = self.make_branch_and_tree('tree')
2327
 
        self.build_tree(['tree/path'])
2328
 
        tree.add('path')
2329
 
        preview = TransformPreview(tree)
2330
 
        self.addCleanup(preview.finalize)
2331
 
        path_id = preview.trans_id_tree_path('path')
2332
 
        preview.set_executability(True, path_id)
2333
 
        summary = preview.get_preview_tree().path_content_summary('path')
2334
 
        self.assertEqual(True, summary[2])
2335
 
 
2336
 
    def test_file_content_summary_non_exec(self):
2337
 
        preview = self.get_empty_preview()
2338
 
        preview.new_file('path', preview.root, 'contents', 'path-id')
2339
 
        summary = preview.get_preview_tree().path_content_summary('path')
2340
 
        self.assertEqual(4, len(summary))
2341
 
        self.assertEqual('file', summary[0])
2342
 
        # size must be known
2343
 
        self.assertEqual(len('contents'), summary[1])
2344
 
        # not executable
2345
 
        if osutils.supports_executable():
2346
 
            self.assertEqual(False, summary[2])
2347
 
        else:
2348
 
            self.assertEqual(None, summary[2])
2349
 
        # will not have hash (not cheap to determine)
2350
 
        self.assertIs(None, summary[3])
2351
 
 
2352
 
    def test_dir_content_summary(self):
2353
 
        preview = self.get_empty_preview()
2354
 
        preview.new_directory('path', preview.root, 'path-id')
2355
 
        summary = preview.get_preview_tree().path_content_summary('path')
2356
 
        self.assertEqual(('directory', None, None, None), summary)
2357
 
 
2358
 
    def test_tree_content_summary(self):
2359
 
        preview = self.get_empty_preview()
2360
 
        path = preview.new_directory('path', preview.root, 'path-id')
2361
 
        preview.set_tree_reference('rev-1', path)
2362
 
        summary = preview.get_preview_tree().path_content_summary('path')
2363
 
        self.assertEqual(4, len(summary))
2364
 
        self.assertEqual('tree-reference', summary[0])
2365
 
 
2366
 
    def test_annotate(self):
2367
 
        tree = self.make_branch_and_tree('tree')
2368
 
        self.build_tree_contents([('tree/file', 'a\n')])
2369
 
        tree.add('file', 'file-id')
2370
 
        tree.commit('a', rev_id='one')
2371
 
        self.build_tree_contents([('tree/file', 'a\nb\n')])
2372
 
        preview = TransformPreview(tree)
2373
 
        self.addCleanup(preview.finalize)
2374
 
        file_trans_id = preview.trans_id_file_id('file-id')
2375
 
        preview.delete_contents(file_trans_id)
2376
 
        preview.create_file('a\nb\nc\n', file_trans_id)
2377
 
        preview_tree = preview.get_preview_tree()
2378
 
        expected = [
2379
 
            ('one', 'a\n'),
2380
 
            ('me:', 'b\n'),
2381
 
            ('me:', 'c\n'),
2382
 
        ]
2383
 
        annotation = preview_tree.annotate_iter('file-id', 'me:')
2384
 
        self.assertEqual(expected, annotation)
2385
 
 
2386
 
    def test_annotate_missing(self):
2387
 
        preview = self.get_empty_preview()
2388
 
        preview.new_file('file', preview.root, 'a\nb\nc\n', 'file-id')
2389
 
        preview_tree = preview.get_preview_tree()
2390
 
        expected = [
2391
 
            ('me:', 'a\n'),
2392
 
            ('me:', 'b\n'),
2393
 
            ('me:', 'c\n'),
2394
 
         ]
2395
 
        annotation = preview_tree.annotate_iter('file-id', 'me:')
2396
 
        self.assertEqual(expected, annotation)
2397
 
 
2398
 
    def test_annotate_rename(self):
2399
 
        tree = self.make_branch_and_tree('tree')
2400
 
        self.build_tree_contents([('tree/file', 'a\n')])
2401
 
        tree.add('file', 'file-id')
2402
 
        tree.commit('a', rev_id='one')
2403
 
        preview = TransformPreview(tree)
2404
 
        self.addCleanup(preview.finalize)
2405
 
        file_trans_id = preview.trans_id_file_id('file-id')
2406
 
        preview.adjust_path('newname', preview.root, file_trans_id)
2407
 
        preview_tree = preview.get_preview_tree()
2408
 
        expected = [
2409
 
            ('one', 'a\n'),
2410
 
        ]
2411
 
        annotation = preview_tree.annotate_iter('file-id', 'me:')
2412
 
        self.assertEqual(expected, annotation)
2413
 
 
2414
 
    def test_annotate_deleted(self):
2415
 
        tree = self.make_branch_and_tree('tree')
2416
 
        self.build_tree_contents([('tree/file', 'a\n')])
2417
 
        tree.add('file', 'file-id')
2418
 
        tree.commit('a', rev_id='one')
2419
 
        self.build_tree_contents([('tree/file', 'a\nb\n')])
2420
 
        preview = TransformPreview(tree)
2421
 
        self.addCleanup(preview.finalize)
2422
 
        file_trans_id = preview.trans_id_file_id('file-id')
2423
 
        preview.delete_contents(file_trans_id)
2424
 
        preview_tree = preview.get_preview_tree()
2425
 
        annotation = preview_tree.annotate_iter('file-id', 'me:')
2426
 
        self.assertIs(None, annotation)
2427
 
 
2428
 
    def test_stored_kind(self):
2429
 
        preview = self.get_empty_preview()
2430
 
        preview.new_file('file', preview.root, 'a\nb\nc\n', 'file-id')
2431
 
        preview_tree = preview.get_preview_tree()
2432
 
        self.assertEqual('file', preview_tree.stored_kind('file-id'))
2433
 
 
2434
 
    def test_is_executable(self):
2435
 
        preview = self.get_empty_preview()
2436
 
        preview.new_file('file', preview.root, 'a\nb\nc\n', 'file-id')
2437
 
        preview.set_executability(True, preview.trans_id_file_id('file-id'))
2438
 
        preview_tree = preview.get_preview_tree()
2439
 
        self.assertEqual(True, preview_tree.is_executable('file-id'))
2440
 
 
2441
 
    def test_get_set_parent_ids(self):
2442
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
2443
 
        self.assertEqual([], preview_tree.get_parent_ids())
2444
 
        preview_tree.set_parent_ids(['rev-1'])
2445
 
        self.assertEqual(['rev-1'], preview_tree.get_parent_ids())
2446
 
 
2447
 
    def test_plan_file_merge(self):
2448
 
        work_a = self.make_branch_and_tree('wta')
2449
 
        self.build_tree_contents([('wta/file', 'a\nb\nc\nd\n')])
2450
 
        work_a.add('file', 'file-id')
2451
 
        base_id = work_a.commit('base version')
2452
 
        tree_b = work_a.bzrdir.sprout('wtb').open_workingtree()
2453
 
        preview = TransformPreview(work_a)
2454
 
        self.addCleanup(preview.finalize)
2455
 
        trans_id = preview.trans_id_file_id('file-id')
2456
 
        preview.delete_contents(trans_id)
2457
 
        preview.create_file('b\nc\nd\ne\n', trans_id)
2458
 
        self.build_tree_contents([('wtb/file', 'a\nc\nd\nf\n')])
2459
 
        tree_a = preview.get_preview_tree()
2460
 
        tree_a.set_parent_ids([base_id])
2461
 
        self.assertEqual([
2462
 
            ('killed-a', 'a\n'),
2463
 
            ('killed-b', 'b\n'),
2464
 
            ('unchanged', 'c\n'),
2465
 
            ('unchanged', 'd\n'),
2466
 
            ('new-a', 'e\n'),
2467
 
            ('new-b', 'f\n'),
2468
 
        ], list(tree_a.plan_file_merge('file-id', tree_b)))
2469
 
 
2470
 
    def test_plan_file_merge_revision_tree(self):
2471
 
        work_a = self.make_branch_and_tree('wta')
2472
 
        self.build_tree_contents([('wta/file', 'a\nb\nc\nd\n')])
2473
 
        work_a.add('file', 'file-id')
2474
 
        base_id = work_a.commit('base version')
2475
 
        tree_b = work_a.bzrdir.sprout('wtb').open_workingtree()
2476
 
        preview = TransformPreview(work_a.basis_tree())
2477
 
        self.addCleanup(preview.finalize)
2478
 
        trans_id = preview.trans_id_file_id('file-id')
2479
 
        preview.delete_contents(trans_id)
2480
 
        preview.create_file('b\nc\nd\ne\n', trans_id)
2481
 
        self.build_tree_contents([('wtb/file', 'a\nc\nd\nf\n')])
2482
 
        tree_a = preview.get_preview_tree()
2483
 
        tree_a.set_parent_ids([base_id])
2484
 
        self.assertEqual([
2485
 
            ('killed-a', 'a\n'),
2486
 
            ('killed-b', 'b\n'),
2487
 
            ('unchanged', 'c\n'),
2488
 
            ('unchanged', 'd\n'),
2489
 
            ('new-a', 'e\n'),
2490
 
            ('new-b', 'f\n'),
2491
 
        ], list(tree_a.plan_file_merge('file-id', tree_b)))
2492
 
 
2493
 
    def test_walkdirs(self):
2494
 
        preview = self.get_empty_preview()
2495
 
        preview.version_file('tree-root', preview.root)
2496
 
        preview_tree = preview.get_preview_tree()
2497
 
        file_trans_id = preview.new_file('a', preview.root, 'contents',
2498
 
                                         'a-id')
2499
 
        expected = [(('', 'tree-root'),
2500
 
                    [('a', 'a', 'file', None, 'a-id', 'file')])]
2501
 
        self.assertEqual(expected, list(preview_tree.walkdirs()))
2502
 
 
2503
 
    def test_extras(self):
2504
 
        work_tree = self.make_branch_and_tree('tree')
2505
 
        self.build_tree(['tree/removed-file', 'tree/existing-file',
2506
 
                         'tree/not-removed-file'])
2507
 
        work_tree.add(['removed-file', 'not-removed-file'])
2508
 
        preview = TransformPreview(work_tree)
2509
 
        self.addCleanup(preview.finalize)
2510
 
        preview.new_file('new-file', preview.root, 'contents')
2511
 
        preview.new_file('new-versioned-file', preview.root, 'contents',
2512
 
                         'new-versioned-id')
2513
 
        tree = preview.get_preview_tree()
2514
 
        preview.unversion_file(preview.trans_id_tree_path('removed-file'))
2515
 
        self.assertEqual(set(['new-file', 'removed-file', 'existing-file']),
2516
 
                         set(tree.extras()))
2517
 
 
2518
 
    def test_merge_into_preview(self):
2519
 
        work_tree = self.make_branch_and_tree('tree')
2520
 
        self.build_tree_contents([('tree/file','b\n')])
2521
 
        work_tree.add('file', 'file-id')
2522
 
        work_tree.commit('first commit')
2523
 
        child_tree = work_tree.bzrdir.sprout('child').open_workingtree()
2524
 
        self.build_tree_contents([('child/file','b\nc\n')])
2525
 
        child_tree.commit('child commit')
2526
 
        child_tree.lock_write()
2527
 
        self.addCleanup(child_tree.unlock)
2528
 
        work_tree.lock_write()
2529
 
        self.addCleanup(work_tree.unlock)
2530
 
        preview = TransformPreview(work_tree)
2531
 
        self.addCleanup(preview.finalize)
2532
 
        preview_tree = preview.get_preview_tree()
2533
 
        file_trans_id = preview.trans_id_file_id('file-id')
2534
 
        preview.delete_contents(file_trans_id)
2535
 
        preview.create_file('a\nb\n', file_trans_id)
2536
 
        pb = progress.DummyProgress()
2537
 
        merger = Merger.from_revision_ids(pb, preview_tree,
2538
 
                                          child_tree.branch.last_revision(),
2539
 
                                          other_branch=child_tree.branch,
2540
 
                                          tree_branch=work_tree.branch)
2541
 
        merger.merge_type = Merge3Merger
2542
 
        tt = merger.make_merger().make_preview_transform()
2543
 
        self.addCleanup(tt.finalize)
2544
 
        final_tree = tt.get_preview_tree()
2545
 
        self.assertEqual('a\nb\nc\n', final_tree.get_file_text('file-id'))
2546
 
 
2547
 
    def test_merge_preview_into_workingtree(self):
2548
 
        tree = self.make_branch_and_tree('tree')
2549
 
        tt = TransformPreview(tree)
2550
 
        self.addCleanup(tt.finalize)
2551
 
        tt.new_file('name', tt.root, 'content', 'file-id')
2552
 
        tree2 = self.make_branch_and_tree('tree2')
2553
 
        pb = progress.DummyProgress()
2554
 
        merger = Merger.from_uncommitted(tree2, tt.get_preview_tree(),
2555
 
                                         pb, tree.basis_tree())
2556
 
        merger.merge_type = Merge3Merger
2557
 
        merger.do_merge()
2558
 
 
2559
 
    def test_merge_preview_into_workingtree_handles_conflicts(self):
2560
 
        tree = self.make_branch_and_tree('tree')
2561
 
        self.build_tree_contents([('tree/foo', 'bar')])
2562
 
        tree.add('foo', 'foo-id')
2563
 
        tree.commit('foo')
2564
 
        tt = TransformPreview(tree)
2565
 
        self.addCleanup(tt.finalize)
2566
 
        trans_id = tt.trans_id_file_id('foo-id')
2567
 
        tt.delete_contents(trans_id)
2568
 
        tt.create_file('baz', trans_id)
2569
 
        tree2 = tree.bzrdir.sprout('tree2').open_workingtree()
2570
 
        self.build_tree_contents([('tree2/foo', 'qux')])
2571
 
        pb = progress.DummyProgress()
2572
 
        merger = Merger.from_uncommitted(tree2, tt.get_preview_tree(),
2573
 
                                         pb, tree.basis_tree())
2574
 
        merger.merge_type = Merge3Merger
2575
 
        merger.do_merge()
2576
 
 
2577
 
    def test_is_executable(self):
2578
 
        tree = self.make_branch_and_tree('tree')
2579
 
        preview = TransformPreview(tree)
2580
 
        self.addCleanup(preview.finalize)
2581
 
        preview.new_file('foo', preview.root, 'bar', 'baz-id')
2582
 
        preview_tree = preview.get_preview_tree()
2583
 
        self.assertEqual(False, preview_tree.is_executable('baz-id',
2584
 
                                                           'tree/foo'))
2585
 
        self.assertEqual(False, preview_tree.is_executable('baz-id'))