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  • Committer: Canonical.com Patch Queue Manager
  • Date: 2008-10-31 04:39:04 UTC
  • mfrom: (3565.6.16 switch_nick)
  • Revision ID: pqm@pqm.ubuntu.com-20081031043904-52fnbfrloojemvcc
(mbp) branch nickname documentation

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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'))