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Viewing changes to bzrlib/tests/test_transform.py

First attempt to merge .dev and resolve the conflicts (but tests are 
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# Copyright (C) 2006 Canonical Ltd
 
1
# Copyright (C) 2006, 2007, 2008 Canonical Ltd
2
2
#
3
3
# This program is free software; you can redistribute it and/or modify
4
4
# it under the terms of the GNU General Public License as published by
15
15
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
16
16
 
17
17
import os
 
18
import stat
 
19
from StringIO import StringIO
 
20
import sys
18
21
 
19
 
from bzrlib import tests
 
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
    )
20
32
from bzrlib.bzrdir import BzrDir
21
33
from bzrlib.conflicts import (DuplicateEntry, DuplicateID, MissingParent,
22
 
                              UnversionedParent, ParentLoop, DeletingParent,)
 
34
                              UnversionedParent, ParentLoop, DeletingParent,
 
35
                              NonDirectoryParent)
 
36
from bzrlib.diff import show_diff_trees
23
37
from bzrlib.errors import (DuplicateKey, MalformedTransform, NoSuchFile,
24
38
                           ReusingTransform, CantMoveRoot, 
25
39
                           PathsNotVersionedError, ExistingLimbo,
26
 
                           ImmortalLimbo, LockError)
27
 
from bzrlib.osutils import file_kind, has_symlinks, pathjoin
 
40
                           ExistingPendingDeletion, ImmortalLimbo,
 
41
                           ImmortalPendingDeletion, LockError)
 
42
from bzrlib.osutils import file_kind, pathjoin
28
43
from bzrlib.merge import Merge3Merger
29
 
from bzrlib.tests import TestCaseInTempDir, TestSkipped, TestCase
 
44
from bzrlib.tests import (
 
45
    CaseInsensitiveFilesystemFeature,
 
46
    HardlinkFeature,
 
47
    SymlinkFeature,
 
48
    TestCase,
 
49
    TestCaseInTempDir,
 
50
    TestSkipped,
 
51
    )
30
52
from bzrlib.transform import (TreeTransform, ROOT_PARENT, FinalPaths, 
31
53
                              resolve_conflicts, cook_conflicts, 
32
 
                              find_interesting, build_tree, get_backup_name)
33
 
import bzrlib.urlutils as urlutils
 
54
                              build_tree, get_backup_name,
 
55
                              _FileMover, resolve_checkout,
 
56
                              TransformPreview)
34
57
 
35
 
class TestTreeTransform(TestCaseInTempDir):
 
58
class TestTreeTransform(tests.TestCaseWithTransport):
36
59
 
37
60
    def setUp(self):
38
61
        super(TestTreeTransform, self).setUp()
39
 
        self.wt = BzrDir.create_standalone_workingtree('.')
 
62
        self.wt = self.make_branch_and_tree('.', format='dirstate-with-subtree')
40
63
        os.chdir('..')
41
64
 
42
65
    def get_transform(self):
43
66
        transform = TreeTransform(self.wt)
44
 
        #self.addCleanup(transform.finalize)
45
 
        return transform, transform.trans_id_tree_file_id(self.wt.get_root_id())
 
67
        self.addCleanup(transform.finalize)
 
68
        return transform, transform.root
46
69
 
47
70
    def test_existing_limbo(self):
48
 
        limbo_name = urlutils.local_path_from_url(
49
 
            self.wt._control_files.controlfilename('limbo'))
50
71
        transform, root = self.get_transform()
 
72
        limbo_name = transform._limbodir
 
73
        deletion_path = transform._deletiondir
51
74
        os.mkdir(pathjoin(limbo_name, 'hehe'))
52
75
        self.assertRaises(ImmortalLimbo, transform.apply)
53
76
        self.assertRaises(LockError, self.wt.unlock)
55
78
        self.assertRaises(LockError, self.wt.unlock)
56
79
        os.rmdir(pathjoin(limbo_name, 'hehe'))
57
80
        os.rmdir(limbo_name)
 
81
        os.rmdir(deletion_path)
58
82
        transform, root = self.get_transform()
59
83
        transform.apply()
60
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
 
61
94
    def test_build(self):
62
 
        transform, root = self.get_transform() 
 
95
        transform, root = self.get_transform()
 
96
        self.wt.lock_tree_write()
 
97
        self.addCleanup(self.wt.unlock)
63
98
        self.assertIs(transform.get_tree_parent(root), ROOT_PARENT)
64
99
        imaginary_id = transform.trans_id_tree_path('imaginary')
65
100
        imaginary_id2 = transform.trans_id_tree_path('imaginary/')
100
135
        transform.finalize()
101
136
        transform.finalize()
102
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
 
103
153
    def test_convenience(self):
104
154
        transform, root = self.get_transform()
 
155
        self.wt.lock_tree_write()
 
156
        self.addCleanup(self.wt.unlock)
105
157
        trans_id = transform.new_file('name', root, 'contents', 
106
158
                                      'my_pretties', True)
107
159
        oz = transform.new_directory('oz', root, 'oz-id')
119
171
        self.assertEqual(self.wt.path2id('oz/dorothy'), 'dorothy-id')
120
172
        self.assertEqual(self.wt.path2id('oz/dorothy/toto'), 'toto-id')
121
173
 
122
 
        self.assertEqual('toto-contents', 
 
174
        self.assertEqual('toto-contents',
123
175
                         self.wt.get_file_byname('oz/dorothy/toto').read())
124
176
        self.assertIs(self.wt.is_executable('toto-id'), False)
125
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
 
126
189
    def test_conflicts(self):
127
190
        transform, root = self.get_transform()
128
191
        trans_id = transform.new_file('name', root, 'contents', 
192
255
        transform3.delete_contents(oz_id)
193
256
        self.assertEqual(transform3.find_conflicts(), 
194
257
                         [('missing parent', oz_id)])
195
 
        root_id = transform3.trans_id_tree_file_id('TREE_ROOT')
 
258
        root_id = transform3.root
196
259
        tip_id = transform3.trans_id_tree_file_id('tip-id')
197
260
        transform3.adjust_path('tip', root_id, tip_id)
198
261
        transform3.apply()
199
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
 
200
371
    def test_add_del(self):
201
372
        start, root = self.get_transform()
202
373
        start.new_directory('a', root, 'a')
224
395
    def test_name_invariants(self):
225
396
        create_tree, root = self.get_transform()
226
397
        # prepare tree
227
 
        root = create_tree.trans_id_tree_file_id('TREE_ROOT')
 
398
        root = create_tree.root
228
399
        create_tree.new_file('name1', root, 'hello1', 'name1')
229
400
        create_tree.new_file('name2', root, 'hello2', 'name2')
230
401
        ddir = create_tree.new_directory('dying_directory', root, 'ddir')
234
405
        create_tree.apply()
235
406
 
236
407
        mangle_tree,root = self.get_transform()
237
 
        root = mangle_tree.trans_id_tree_file_id('TREE_ROOT')
 
408
        root = mangle_tree.root
238
409
        #swap names
239
410
        name1 = mangle_tree.trans_id_tree_file_id('name1')
240
411
        name2 = mangle_tree.trans_id_tree_file_id('name2')
319
490
    def test_move_dangling_ie(self):
320
491
        create_tree, root = self.get_transform()
321
492
        # prepare tree
322
 
        root = create_tree.trans_id_tree_file_id('TREE_ROOT')
 
493
        root = create_tree.root
323
494
        create_tree.new_file('name1', root, 'hello1', 'name1')
324
495
        create_tree.apply()
325
496
        delete_contents, root = self.get_transform()
335
506
    def test_replace_dangling_ie(self):
336
507
        create_tree, root = self.get_transform()
337
508
        # prepare tree
338
 
        root = create_tree.trans_id_tree_file_id('TREE_ROOT')
 
509
        root = create_tree.root
339
510
        create_tree.new_file('name1', root, 'hello1', 'name1')
340
511
        create_tree.apply()
341
512
        delete_contents = TreeTransform(self.wt)
354
525
        replace.apply()
355
526
 
356
527
    def test_symlinks(self):
357
 
        if not has_symlinks():
358
 
            raise TestSkipped('Symlinks are not supported on this platform')
 
528
        self.requireFeature(SymlinkFeature)
359
529
        transform,root = self.get_transform()
360
530
        oz_id = transform.new_directory('oz', root, 'oz-id')
361
531
        wizard = transform.new_symlink('wizard', oz_id, 'wizard-target', 
375
545
        self.assertEqual(os.readlink(self.wt.abspath('oz/wizard')),
376
546
                         'wizard-target')
377
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
378
567
 
379
568
    def get_conflicted(self):
380
569
        create,root = self.get_transform()
465
654
        self.assertEqual(conflicts_s[6], 'Conflict moving oz/emeraldcity into'
466
655
                                         ' oz/emeraldcity.  Cancelled move.')
467
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
 
468
712
    def test_moving_versioned_directories(self):
469
713
        create, root = self.get_transform()
470
714
        kansas = create.new_directory('kansas', root, 'kansas-id')
503
747
        rename.set_executability(True, myfile)
504
748
        rename.apply()
505
749
 
506
 
    def test_find_interesting(self):
507
 
        create, root = self.get_transform()
508
 
        wt = create._tree
509
 
        create.new_file('vfile', root, 'myfile-text', 'myfile-id')
510
 
        create.new_file('uvfile', root, 'othertext')
511
 
        create.apply()
512
 
        self.assertEqual(find_interesting(wt, wt, ['vfile']),
513
 
                         set(['myfile-id']))
514
 
        self.assertRaises(PathsNotVersionedError, find_interesting, wt, wt,
515
 
                          ['uvfile'])
516
 
 
517
750
    def test_set_executability_order(self):
518
751
        """Ensure that executability behaves the same, no matter what order.
519
752
        
525
758
        """
526
759
        transform, root = self.get_transform()
527
760
        wt = transform._tree
 
761
        wt.lock_read()
 
762
        self.addCleanup(wt.unlock)
528
763
        transform.new_file('set_on_creation', root, 'Set on creation', 'soc',
529
764
                           True)
530
 
        sac = transform.new_file('set_after_creation', root, 'Set after creation', 'sac')
 
765
        sac = transform.new_file('set_after_creation', root,
 
766
                                 'Set after creation', 'sac')
531
767
        transform.set_executability(True, sac)
532
 
        uws = transform.new_file('unset_without_set', root, 'Unset badly', 'uws')
 
768
        uws = transform.new_file('unset_without_set', root, 'Unset badly',
 
769
                                 'uws')
533
770
        self.assertRaises(KeyError, transform.set_executability, None, uws)
534
771
        transform.apply()
535
772
        self.assertTrue(wt.is_executable('soc'))
536
773
        self.assertTrue(wt.is_executable('sac'))
537
774
 
 
775
    def test_preserve_mode(self):
 
776
        """File mode is preserved when replacing content"""
 
777
        if sys.platform == 'win32':
 
778
            raise TestSkipped('chmod has no effect on win32')
 
779
        transform, root = self.get_transform()
 
780
        transform.new_file('file1', root, 'contents', 'file1-id', True)
 
781
        transform.apply()
 
782
        self.wt.lock_write()
 
783
        self.addCleanup(self.wt.unlock)
 
784
        self.assertTrue(self.wt.is_executable('file1-id'))
 
785
        transform, root = self.get_transform()
 
786
        file1_id = transform.trans_id_tree_file_id('file1-id')
 
787
        transform.delete_contents(file1_id)
 
788
        transform.create_file('contents2', file1_id)
 
789
        transform.apply()
 
790
        self.assertTrue(self.wt.is_executable('file1-id'))
 
791
 
 
792
    def test__set_mode_stats_correctly(self):
 
793
        """_set_mode stats to determine file mode."""
 
794
        if sys.platform == 'win32':
 
795
            raise TestSkipped('chmod has no effect on win32')
 
796
 
 
797
        stat_paths = []
 
798
        real_stat = os.stat
 
799
        def instrumented_stat(path):
 
800
            stat_paths.append(path)
 
801
            return real_stat(path)
 
802
 
 
803
        transform, root = self.get_transform()
 
804
 
 
805
        bar1_id = transform.new_file('bar', root, 'bar contents 1\n',
 
806
                                     file_id='bar-id-1', executable=False)
 
807
        transform.apply()
 
808
 
 
809
        transform, root = self.get_transform()
 
810
        bar1_id = transform.trans_id_tree_path('bar')
 
811
        bar2_id = transform.trans_id_tree_path('bar2')
 
812
        try:
 
813
            os.stat = instrumented_stat
 
814
            transform.create_file('bar2 contents\n', bar2_id, mode_id=bar1_id)
 
815
        finally:
 
816
            os.stat = real_stat
 
817
            transform.finalize()
 
818
 
 
819
        bar1_abspath = self.wt.abspath('bar')
 
820
        self.assertEqual([bar1_abspath], stat_paths)
 
821
 
 
822
    def test_iter_changes(self):
 
823
        self.wt.set_root_id('eert_toor')
 
824
        transform, root = self.get_transform()
 
825
        transform.new_file('old', root, 'blah', 'id-1', True)
 
826
        transform.apply()
 
827
        transform, root = self.get_transform()
 
828
        try:
 
829
            self.assertEqual([], list(transform.iter_changes()))
 
830
            old = transform.trans_id_tree_file_id('id-1')
 
831
            transform.unversion_file(old)
 
832
            self.assertEqual([('id-1', ('old', None), False, (True, False),
 
833
                ('eert_toor', 'eert_toor'), ('old', 'old'), ('file', 'file'),
 
834
                (True, True))], list(transform.iter_changes()))
 
835
            transform.new_directory('new', root, 'id-1')
 
836
            self.assertEqual([('id-1', ('old', 'new'), True, (True, True),
 
837
                ('eert_toor', 'eert_toor'), ('old', 'new'),
 
838
                ('file', 'directory'),
 
839
                (True, False))], list(transform.iter_changes()))
 
840
        finally:
 
841
            transform.finalize()
 
842
 
 
843
    def test_iter_changes_new(self):
 
844
        self.wt.set_root_id('eert_toor')
 
845
        transform, root = self.get_transform()
 
846
        transform.new_file('old', root, 'blah')
 
847
        transform.apply()
 
848
        transform, root = self.get_transform()
 
849
        try:
 
850
            old = transform.trans_id_tree_path('old')
 
851
            transform.version_file('id-1', old)
 
852
            self.assertEqual([('id-1', (None, 'old'), False, (False, True),
 
853
                ('eert_toor', 'eert_toor'), ('old', 'old'), ('file', 'file'),
 
854
                (False, False))], list(transform.iter_changes()))
 
855
        finally:
 
856
            transform.finalize()
 
857
 
 
858
    def test_iter_changes_modifications(self):
 
859
        self.wt.set_root_id('eert_toor')
 
860
        transform, root = self.get_transform()
 
861
        transform.new_file('old', root, 'blah', 'id-1')
 
862
        transform.new_file('new', root, 'blah')
 
863
        transform.new_directory('subdir', root, 'subdir-id')
 
864
        transform.apply()
 
865
        transform, root = self.get_transform()
 
866
        try:
 
867
            old = transform.trans_id_tree_path('old')
 
868
            subdir = transform.trans_id_tree_file_id('subdir-id')
 
869
            new = transform.trans_id_tree_path('new')
 
870
            self.assertEqual([], list(transform.iter_changes()))
 
871
 
 
872
            #content deletion
 
873
            transform.delete_contents(old)
 
874
            self.assertEqual([('id-1', ('old', 'old'), True, (True, True),
 
875
                ('eert_toor', 'eert_toor'), ('old', 'old'), ('file', None),
 
876
                (False, False))], list(transform.iter_changes()))
 
877
 
 
878
            #content change
 
879
            transform.create_file('blah', old)
 
880
            self.assertEqual([('id-1', ('old', 'old'), True, (True, True),
 
881
                ('eert_toor', 'eert_toor'), ('old', 'old'), ('file', 'file'),
 
882
                (False, False))], list(transform.iter_changes()))
 
883
            transform.cancel_deletion(old)
 
884
            self.assertEqual([('id-1', ('old', 'old'), True, (True, True),
 
885
                ('eert_toor', 'eert_toor'), ('old', 'old'), ('file', 'file'),
 
886
                (False, False))], list(transform.iter_changes()))
 
887
            transform.cancel_creation(old)
 
888
 
 
889
            # move file_id to a different file
 
890
            self.assertEqual([], list(transform.iter_changes()))
 
891
            transform.unversion_file(old)
 
892
            transform.version_file('id-1', new)
 
893
            transform.adjust_path('old', root, new)
 
894
            self.assertEqual([('id-1', ('old', 'old'), True, (True, True),
 
895
                ('eert_toor', 'eert_toor'), ('old', 'old'), ('file', 'file'),
 
896
                (False, False))], list(transform.iter_changes()))
 
897
            transform.cancel_versioning(new)
 
898
            transform._removed_id = set()
 
899
 
 
900
            #execute bit
 
901
            self.assertEqual([], list(transform.iter_changes()))
 
902
            transform.set_executability(True, old)
 
903
            self.assertEqual([('id-1', ('old', 'old'), False, (True, True),
 
904
                ('eert_toor', 'eert_toor'), ('old', 'old'), ('file', 'file'),
 
905
                (False, True))], list(transform.iter_changes()))
 
906
            transform.set_executability(None, old)
 
907
 
 
908
            # filename
 
909
            self.assertEqual([], list(transform.iter_changes()))
 
910
            transform.adjust_path('new', root, old)
 
911
            transform._new_parent = {}
 
912
            self.assertEqual([('id-1', ('old', 'new'), False, (True, True),
 
913
                ('eert_toor', 'eert_toor'), ('old', 'new'), ('file', 'file'),
 
914
                (False, False))], list(transform.iter_changes()))
 
915
            transform._new_name = {}
 
916
 
 
917
            # parent directory
 
918
            self.assertEqual([], list(transform.iter_changes()))
 
919
            transform.adjust_path('new', subdir, old)
 
920
            transform._new_name = {}
 
921
            self.assertEqual([('id-1', ('old', 'subdir/old'), False,
 
922
                (True, True), ('eert_toor', 'subdir-id'), ('old', 'old'),
 
923
                ('file', 'file'), (False, False))],
 
924
                list(transform.iter_changes()))
 
925
            transform._new_path = {}
 
926
 
 
927
        finally:
 
928
            transform.finalize()
 
929
 
 
930
    def test_iter_changes_modified_bleed(self):
 
931
        self.wt.set_root_id('eert_toor')
 
932
        """Modified flag should not bleed from one change to another"""
 
933
        # unfortunately, we have no guarantee that file1 (which is modified)
 
934
        # will be applied before file2.  And if it's applied after file2, it
 
935
        # obviously can't bleed into file2's change output.  But for now, it
 
936
        # works.
 
937
        transform, root = self.get_transform()
 
938
        transform.new_file('file1', root, 'blah', 'id-1')
 
939
        transform.new_file('file2', root, 'blah', 'id-2')
 
940
        transform.apply()
 
941
        transform, root = self.get_transform()
 
942
        try:
 
943
            transform.delete_contents(transform.trans_id_file_id('id-1'))
 
944
            transform.set_executability(True,
 
945
            transform.trans_id_file_id('id-2'))
 
946
            self.assertEqual([('id-1', (u'file1', u'file1'), True, (True, True),
 
947
                ('eert_toor', 'eert_toor'), ('file1', u'file1'),
 
948
                ('file', None), (False, False)),
 
949
                ('id-2', (u'file2', u'file2'), False, (True, True),
 
950
                ('eert_toor', 'eert_toor'), ('file2', u'file2'),
 
951
                ('file', 'file'), (False, True))],
 
952
                list(transform.iter_changes()))
 
953
        finally:
 
954
            transform.finalize()
 
955
 
 
956
    def test_iter_changes_move_missing(self):
 
957
        """Test moving ids with no files around"""
 
958
        self.wt.set_root_id('toor_eert')
 
959
        # Need two steps because versioning a non-existant file is a conflict.
 
960
        transform, root = self.get_transform()
 
961
        transform.new_directory('floater', root, 'floater-id')
 
962
        transform.apply()
 
963
        transform, root = self.get_transform()
 
964
        transform.delete_contents(transform.trans_id_tree_path('floater'))
 
965
        transform.apply()
 
966
        transform, root = self.get_transform()
 
967
        floater = transform.trans_id_tree_path('floater')
 
968
        try:
 
969
            transform.adjust_path('flitter', root, floater)
 
970
            self.assertEqual([('floater-id', ('floater', 'flitter'), False,
 
971
            (True, True), ('toor_eert', 'toor_eert'), ('floater', 'flitter'),
 
972
            (None, None), (False, False))], list(transform.iter_changes()))
 
973
        finally:
 
974
            transform.finalize()
 
975
 
 
976
    def test_iter_changes_pointless(self):
 
977
        """Ensure that no-ops are not treated as modifications"""
 
978
        self.wt.set_root_id('eert_toor')
 
979
        transform, root = self.get_transform()
 
980
        transform.new_file('old', root, 'blah', 'id-1')
 
981
        transform.new_directory('subdir', root, 'subdir-id')
 
982
        transform.apply()
 
983
        transform, root = self.get_transform()
 
984
        try:
 
985
            old = transform.trans_id_tree_path('old')
 
986
            subdir = transform.trans_id_tree_file_id('subdir-id')
 
987
            self.assertEqual([], list(transform.iter_changes()))
 
988
            transform.delete_contents(subdir)
 
989
            transform.create_directory(subdir)
 
990
            transform.set_executability(False, old)
 
991
            transform.unversion_file(old)
 
992
            transform.version_file('id-1', old)
 
993
            transform.adjust_path('old', root, old)
 
994
            self.assertEqual([], list(transform.iter_changes()))
 
995
        finally:
 
996
            transform.finalize()
 
997
 
 
998
    def test_rename_count(self):
 
999
        transform, root = self.get_transform()
 
1000
        transform.new_file('name1', root, 'contents')
 
1001
        self.assertEqual(transform.rename_count, 0)
 
1002
        transform.apply()
 
1003
        self.assertEqual(transform.rename_count, 1)
 
1004
        transform2, root = self.get_transform()
 
1005
        transform2.adjust_path('name2', root,
 
1006
                               transform2.trans_id_tree_path('name1'))
 
1007
        self.assertEqual(transform2.rename_count, 0)
 
1008
        transform2.apply()
 
1009
        self.assertEqual(transform2.rename_count, 2)
 
1010
 
 
1011
    def test_change_parent(self):
 
1012
        """Ensure that after we change a parent, the results are still right.
 
1013
 
 
1014
        Renames and parent changes on pending transforms can happen as part
 
1015
        of conflict resolution, and are explicitly permitted by the
 
1016
        TreeTransform API.
 
1017
 
 
1018
        This test ensures they work correctly with the rename-avoidance
 
1019
        optimization.
 
1020
        """
 
1021
        transform, root = self.get_transform()
 
1022
        parent1 = transform.new_directory('parent1', root)
 
1023
        child1 = transform.new_file('child1', parent1, 'contents')
 
1024
        parent2 = transform.new_directory('parent2', root)
 
1025
        transform.adjust_path('child1', parent2, child1)
 
1026
        transform.apply()
 
1027
        self.failIfExists(self.wt.abspath('parent1/child1'))
 
1028
        self.failUnlessExists(self.wt.abspath('parent2/child1'))
 
1029
        # rename limbo/new-1 => parent1, rename limbo/new-3 => parent2
 
1030
        # no rename for child1 (counting only renames during apply)
 
1031
        self.failUnlessEqual(2, transform.rename_count)
 
1032
 
 
1033
    def test_cancel_parent(self):
 
1034
        """Cancelling a parent doesn't cause deletion of a non-empty directory
 
1035
 
 
1036
        This is like the test_change_parent, except that we cancel the parent
 
1037
        before adjusting the path.  The transform must detect that the
 
1038
        directory is non-empty, and move children to safe locations.
 
1039
        """
 
1040
        transform, root = self.get_transform()
 
1041
        parent1 = transform.new_directory('parent1', root)
 
1042
        child1 = transform.new_file('child1', parent1, 'contents')
 
1043
        child2 = transform.new_file('child2', parent1, 'contents')
 
1044
        try:
 
1045
            transform.cancel_creation(parent1)
 
1046
        except OSError:
 
1047
            self.fail('Failed to move child1 before deleting parent1')
 
1048
        transform.cancel_creation(child2)
 
1049
        transform.create_directory(parent1)
 
1050
        try:
 
1051
            transform.cancel_creation(parent1)
 
1052
        # If the transform incorrectly believes that child2 is still in
 
1053
        # parent1's limbo directory, it will try to rename it and fail
 
1054
        # because was already moved by the first cancel_creation.
 
1055
        except OSError:
 
1056
            self.fail('Transform still thinks child2 is a child of parent1')
 
1057
        parent2 = transform.new_directory('parent2', root)
 
1058
        transform.adjust_path('child1', parent2, child1)
 
1059
        transform.apply()
 
1060
        self.failIfExists(self.wt.abspath('parent1'))
 
1061
        self.failUnlessExists(self.wt.abspath('parent2/child1'))
 
1062
        # rename limbo/new-3 => parent2, rename limbo/new-2 => child1
 
1063
        self.failUnlessEqual(2, transform.rename_count)
 
1064
 
 
1065
    def test_adjust_and_cancel(self):
 
1066
        """Make sure adjust_path keeps track of limbo children properly"""
 
1067
        transform, root = self.get_transform()
 
1068
        parent1 = transform.new_directory('parent1', root)
 
1069
        child1 = transform.new_file('child1', parent1, 'contents')
 
1070
        parent2 = transform.new_directory('parent2', root)
 
1071
        transform.adjust_path('child1', parent2, child1)
 
1072
        transform.cancel_creation(child1)
 
1073
        try:
 
1074
            transform.cancel_creation(parent1)
 
1075
        # if the transform thinks child1 is still in parent1's limbo
 
1076
        # directory, it will attempt to move it and fail.
 
1077
        except OSError:
 
1078
            self.fail('Transform still thinks child1 is a child of parent1')
 
1079
        transform.finalize()
 
1080
 
 
1081
    def test_noname_contents(self):
 
1082
        """TreeTransform should permit deferring naming files."""
 
1083
        transform, root = self.get_transform()
 
1084
        parent = transform.trans_id_file_id('parent-id')
 
1085
        try:
 
1086
            transform.create_directory(parent)
 
1087
        except KeyError:
 
1088
            self.fail("Can't handle contents with no name")
 
1089
        transform.finalize()
 
1090
 
 
1091
    def test_noname_contents_nested(self):
 
1092
        """TreeTransform should permit deferring naming files."""
 
1093
        transform, root = self.get_transform()
 
1094
        parent = transform.trans_id_file_id('parent-id')
 
1095
        try:
 
1096
            transform.create_directory(parent)
 
1097
        except KeyError:
 
1098
            self.fail("Can't handle contents with no name")
 
1099
        child = transform.new_directory('child', parent)
 
1100
        transform.adjust_path('parent', root, parent)
 
1101
        transform.apply()
 
1102
        self.failUnlessExists(self.wt.abspath('parent/child'))
 
1103
        self.assertEqual(1, transform.rename_count)
 
1104
 
 
1105
    def test_reuse_name(self):
 
1106
        """Avoid reusing the same limbo name for different files"""
 
1107
        transform, root = self.get_transform()
 
1108
        parent = transform.new_directory('parent', root)
 
1109
        child1 = transform.new_directory('child', parent)
 
1110
        try:
 
1111
            child2 = transform.new_directory('child', parent)
 
1112
        except OSError:
 
1113
            self.fail('Tranform tried to use the same limbo name twice')
 
1114
        transform.adjust_path('child2', parent, child2)
 
1115
        transform.apply()
 
1116
        # limbo/new-1 => parent, limbo/new-3 => parent/child2
 
1117
        # child2 is put into top-level limbo because child1 has already
 
1118
        # claimed the direct limbo path when child2 is created.  There is no
 
1119
        # advantage in renaming files once they're in top-level limbo, except
 
1120
        # as part of apply.
 
1121
        self.assertEqual(2, transform.rename_count)
 
1122
 
 
1123
    def test_reuse_when_first_moved(self):
 
1124
        """Don't avoid direct paths when it is safe to use them"""
 
1125
        transform, root = self.get_transform()
 
1126
        parent = transform.new_directory('parent', root)
 
1127
        child1 = transform.new_directory('child', parent)
 
1128
        transform.adjust_path('child1', parent, child1)
 
1129
        child2 = transform.new_directory('child', parent)
 
1130
        transform.apply()
 
1131
        # limbo/new-1 => parent
 
1132
        self.assertEqual(1, transform.rename_count)
 
1133
 
 
1134
    def test_reuse_after_cancel(self):
 
1135
        """Don't avoid direct paths when it is safe to use them"""
 
1136
        transform, root = self.get_transform()
 
1137
        parent2 = transform.new_directory('parent2', root)
 
1138
        child1 = transform.new_directory('child1', parent2)
 
1139
        transform.cancel_creation(parent2)
 
1140
        transform.create_directory(parent2)
 
1141
        child2 = transform.new_directory('child1', parent2)
 
1142
        transform.adjust_path('child2', parent2, child1)
 
1143
        transform.apply()
 
1144
        # limbo/new-1 => parent2, limbo/new-2 => parent2/child1
 
1145
        self.assertEqual(2, transform.rename_count)
 
1146
 
 
1147
    def test_finalize_order(self):
 
1148
        """Finalize must be done in child-to-parent order"""
 
1149
        transform, root = self.get_transform()
 
1150
        parent = transform.new_directory('parent', root)
 
1151
        child = transform.new_directory('child', parent)
 
1152
        try:
 
1153
            transform.finalize()
 
1154
        except OSError:
 
1155
            self.fail('Tried to remove parent before child1')
 
1156
 
 
1157
    def test_cancel_with_cancelled_child_should_succeed(self):
 
1158
        transform, root = self.get_transform()
 
1159
        parent = transform.new_directory('parent', root)
 
1160
        child = transform.new_directory('child', parent)
 
1161
        transform.cancel_creation(child)
 
1162
        transform.cancel_creation(parent)
 
1163
        transform.finalize()
 
1164
 
 
1165
    def test_case_insensitive_clash(self):
 
1166
        self.requireFeature(CaseInsensitiveFilesystemFeature)
 
1167
        def tt_helper():
 
1168
            wt = self.make_branch_and_tree('.')
 
1169
            tt = TreeTransform(wt)  # TreeTransform obtains write lock
 
1170
            try:
 
1171
                tt.new_file('foo', tt.root, 'bar')
 
1172
                tt.new_file('Foo', tt.root, 'spam')
 
1173
                # Lie to tt that we've already resolved all conflicts.
 
1174
                tt.apply(no_conflicts=True)
 
1175
            except:
 
1176
                wt.unlock()
 
1177
                raise
 
1178
        err = self.assertRaises(errors.FileExists, tt_helper)
 
1179
        self.assertContainsRe(str(err),
 
1180
            "^File exists: .+/foo")
 
1181
 
 
1182
    def test_two_directories_clash(self):
 
1183
        def tt_helper():
 
1184
            wt = self.make_branch_and_tree('.')
 
1185
            tt = TreeTransform(wt)  # TreeTransform obtains write lock
 
1186
            try:
 
1187
                foo_1 = tt.new_directory('foo', tt.root)
 
1188
                tt.new_directory('bar', foo_1)
 
1189
                foo_2 = tt.new_directory('foo', tt.root)
 
1190
                tt.new_directory('baz', foo_2)
 
1191
                # Lie to tt that we've already resolved all conflicts.
 
1192
                tt.apply(no_conflicts=True)
 
1193
            except:
 
1194
                wt.unlock()
 
1195
                raise
 
1196
        err = self.assertRaises(errors.FileExists, tt_helper)
 
1197
        self.assertContainsRe(str(err),
 
1198
            "^File exists: .+/foo")
 
1199
 
 
1200
    def test_two_directories_clash_finalize(self):
 
1201
        def tt_helper():
 
1202
            wt = self.make_branch_and_tree('.')
 
1203
            tt = TreeTransform(wt)  # TreeTransform obtains write lock
 
1204
            try:
 
1205
                foo_1 = tt.new_directory('foo', tt.root)
 
1206
                tt.new_directory('bar', foo_1)
 
1207
                foo_2 = tt.new_directory('foo', tt.root)
 
1208
                tt.new_directory('baz', foo_2)
 
1209
                # Lie to tt that we've already resolved all conflicts.
 
1210
                tt.apply(no_conflicts=True)
 
1211
            except:
 
1212
                tt.finalize()
 
1213
                raise
 
1214
        err = self.assertRaises(errors.FileExists, tt_helper)
 
1215
        self.assertContainsRe(str(err),
 
1216
            "^File exists: .+/foo")
 
1217
 
 
1218
    def test_file_to_directory(self):
 
1219
        wt = self.make_branch_and_tree('.')
 
1220
        self.build_tree(['foo'])
 
1221
        wt.add(['foo'])
 
1222
        wt.commit("one")
 
1223
        tt = TreeTransform(wt)
 
1224
        self.addCleanup(tt.finalize)
 
1225
        foo_trans_id = tt.trans_id_tree_path("foo")
 
1226
        tt.delete_contents(foo_trans_id)
 
1227
        tt.create_directory(foo_trans_id)
 
1228
        bar_trans_id = tt.trans_id_tree_path("foo/bar")
 
1229
        tt.create_file(["aa\n"], bar_trans_id)
 
1230
        tt.version_file("bar-1", bar_trans_id)
 
1231
        tt.apply()
 
1232
        self.failUnlessExists("foo/bar")
 
1233
        wt.lock_read()
 
1234
        try:
 
1235
            self.assertEqual(wt.inventory.get_file_kind(wt.path2id("foo")),
 
1236
                    "directory")
 
1237
        finally:
 
1238
            wt.unlock()
 
1239
        wt.commit("two")
 
1240
        changes = wt.changes_from(wt.basis_tree())
 
1241
        self.assertFalse(changes.has_changed(), changes)
 
1242
 
 
1243
    def test_file_to_symlink(self):
 
1244
        self.requireFeature(SymlinkFeature)
 
1245
        wt = self.make_branch_and_tree('.')
 
1246
        self.build_tree(['foo'])
 
1247
        wt.add(['foo'])
 
1248
        wt.commit("one")
 
1249
        tt = TreeTransform(wt)
 
1250
        self.addCleanup(tt.finalize)
 
1251
        foo_trans_id = tt.trans_id_tree_path("foo")
 
1252
        tt.delete_contents(foo_trans_id)
 
1253
        tt.create_symlink("bar", foo_trans_id)
 
1254
        tt.apply()
 
1255
        self.failUnlessExists("foo")
 
1256
        wt.lock_read()
 
1257
        self.addCleanup(wt.unlock)
 
1258
        self.assertEqual(wt.inventory.get_file_kind(wt.path2id("foo")),
 
1259
                "symlink")
 
1260
 
 
1261
    def test_dir_to_file(self):
 
1262
        wt = self.make_branch_and_tree('.')
 
1263
        self.build_tree(['foo/', 'foo/bar'])
 
1264
        wt.add(['foo', 'foo/bar'])
 
1265
        wt.commit("one")
 
1266
        tt = TreeTransform(wt)
 
1267
        self.addCleanup(tt.finalize)
 
1268
        foo_trans_id = tt.trans_id_tree_path("foo")
 
1269
        bar_trans_id = tt.trans_id_tree_path("foo/bar")
 
1270
        tt.delete_contents(foo_trans_id)
 
1271
        tt.delete_versioned(bar_trans_id)
 
1272
        tt.create_file(["aa\n"], foo_trans_id)
 
1273
        tt.apply()
 
1274
        self.failUnlessExists("foo")
 
1275
        wt.lock_read()
 
1276
        self.addCleanup(wt.unlock)
 
1277
        self.assertEqual(wt.inventory.get_file_kind(wt.path2id("foo")),
 
1278
                "file")
 
1279
 
 
1280
    def test_dir_to_hardlink(self):
 
1281
        self.requireFeature(HardlinkFeature)
 
1282
        wt = self.make_branch_and_tree('.')
 
1283
        self.build_tree(['foo/', 'foo/bar'])
 
1284
        wt.add(['foo', 'foo/bar'])
 
1285
        wt.commit("one")
 
1286
        tt = TreeTransform(wt)
 
1287
        self.addCleanup(tt.finalize)
 
1288
        foo_trans_id = tt.trans_id_tree_path("foo")
 
1289
        bar_trans_id = tt.trans_id_tree_path("foo/bar")
 
1290
        tt.delete_contents(foo_trans_id)
 
1291
        tt.delete_versioned(bar_trans_id)
 
1292
        self.build_tree(['baz'])
 
1293
        tt.create_hardlink("baz", foo_trans_id)
 
1294
        tt.apply()
 
1295
        self.failUnlessExists("foo")
 
1296
        self.failUnlessExists("baz")
 
1297
        wt.lock_read()
 
1298
        self.addCleanup(wt.unlock)
 
1299
        self.assertEqual(wt.inventory.get_file_kind(wt.path2id("foo")),
 
1300
                "file")
 
1301
 
 
1302
    def test_no_final_path(self):
 
1303
        transform, root = self.get_transform()
 
1304
        trans_id = transform.trans_id_file_id('foo')
 
1305
        transform.create_file('bar', trans_id)
 
1306
        transform.cancel_creation(trans_id)
 
1307
        transform.apply()
 
1308
 
538
1309
 
539
1310
class TransformGroup(object):
540
 
    def __init__(self, dirname):
 
1311
 
 
1312
    def __init__(self, dirname, root_id):
541
1313
        self.name = dirname
542
1314
        os.mkdir(dirname)
543
1315
        self.wt = BzrDir.create_standalone_workingtree(dirname)
 
1316
        self.wt.set_root_id(root_id)
544
1317
        self.b = self.wt.branch
545
1318
        self.tt = TreeTransform(self.wt)
546
1319
        self.root = self.tt.trans_id_tree_file_id(self.wt.get_root_id())
547
1320
 
 
1321
 
548
1322
def conflict_text(tree, merge):
549
1323
    template = '%s TREE\n%s%s\n%s%s MERGE-SOURCE\n'
550
1324
    return template % ('<' * 7, tree, '=' * 7, merge, '>' * 7)
551
1325
 
552
1326
 
553
1327
class TestTransformMerge(TestCaseInTempDir):
 
1328
 
554
1329
    def test_text_merge(self):
555
 
        base = TransformGroup("base")
 
1330
        root_id = generate_ids.gen_root_id()
 
1331
        base = TransformGroup("base", root_id)
556
1332
        base.tt.new_file('a', base.root, 'a\nb\nc\nd\be\n', 'a')
557
1333
        base.tt.new_file('b', base.root, 'b1', 'b')
558
1334
        base.tt.new_file('c', base.root, 'c', 'c')
562
1338
        base.tt.new_directory('g', base.root, 'g')
563
1339
        base.tt.new_directory('h', base.root, 'h')
564
1340
        base.tt.apply()
565
 
        other = TransformGroup("other")
 
1341
        other = TransformGroup("other", root_id)
566
1342
        other.tt.new_file('a', other.root, 'y\nb\nc\nd\be\n', 'a')
567
1343
        other.tt.new_file('b', other.root, 'b2', 'b')
568
1344
        other.tt.new_file('c', other.root, 'c2', 'c')
573
1349
        other.tt.new_file('h', other.root, 'h\ni\nj\nk\n', 'h')
574
1350
        other.tt.new_file('i', other.root, 'h\ni\nj\nk\n', 'i')
575
1351
        other.tt.apply()
576
 
        this = TransformGroup("this")
 
1352
        this = TransformGroup("this", root_id)
577
1353
        this.tt.new_file('a', this.root, 'a\nb\nc\nd\bz\n', 'a')
578
1354
        this.tt.new_file('b', this.root, 'b', 'b')
579
1355
        this.tt.new_file('c', this.root, 'c', 'c')
585
1361
        this.tt.new_file('i', this.root, '1\n2\n3\n4\n', 'i')
586
1362
        this.tt.apply()
587
1363
        Merge3Merger(this.wt, this.wt, base.wt, other.wt)
 
1364
 
588
1365
        # textual merge
589
1366
        self.assertEqual(this.wt.get_file('a').read(), 'y\nb\nc\nd\bz\n')
590
1367
        # three-way text conflict
625
1402
        self.assertSubset(merge_modified, modified)
626
1403
        self.assertEqual(len(merge_modified), len(modified))
627
1404
        this.wt.remove('b')
628
 
        this.wt.revert([])
 
1405
        this.wt.revert()
629
1406
 
630
1407
    def test_file_merge(self):
631
 
        if not has_symlinks():
632
 
            raise TestSkipped('Symlinks are not supported on this platform')
633
 
        base = TransformGroup("BASE")
634
 
        this = TransformGroup("THIS")
635
 
        other = TransformGroup("OTHER")
 
1408
        self.requireFeature(SymlinkFeature)
 
1409
        root_id = generate_ids.gen_root_id()
 
1410
        base = TransformGroup("BASE", root_id)
 
1411
        this = TransformGroup("THIS", root_id)
 
1412
        other = TransformGroup("OTHER", root_id)
636
1413
        for tg in this, base, other:
637
1414
            tg.tt.new_directory('a', tg.root, 'a')
638
1415
            tg.tt.new_symlink('b', tg.root, 'b', 'b')
670
1447
        self.assertIs(os.path.lexists(this.wt.abspath('h.OTHER')), True)
671
1448
 
672
1449
    def test_filename_merge(self):
673
 
        base = TransformGroup("BASE")
674
 
        this = TransformGroup("THIS")
675
 
        other = TransformGroup("OTHER")
 
1450
        root_id = generate_ids.gen_root_id()
 
1451
        base = TransformGroup("BASE", root_id)
 
1452
        this = TransformGroup("THIS", root_id)
 
1453
        other = TransformGroup("OTHER", root_id)
676
1454
        base_a, this_a, other_a = [t.tt.new_directory('a', t.root, 'a') 
677
1455
                                   for t in [base, this, other]]
678
1456
        base_b, this_b, other_b = [t.tt.new_directory('b', t.root, 'b') 
702
1480
        self.assertEqual(this.wt.id2path('f'), pathjoin('b/f1'))
703
1481
 
704
1482
    def test_filename_merge_conflicts(self):
705
 
        base = TransformGroup("BASE")
706
 
        this = TransformGroup("THIS")
707
 
        other = TransformGroup("OTHER")
 
1483
        root_id = generate_ids.gen_root_id()
 
1484
        base = TransformGroup("BASE", root_id)
 
1485
        this = TransformGroup("THIS", root_id)
 
1486
        other = TransformGroup("OTHER", root_id)
708
1487
        base_a, this_a, other_a = [t.tt.new_directory('a', t.root, 'a') 
709
1488
                                   for t in [base, this, other]]
710
1489
        base_b, this_b, other_b = [t.tt.new_directory('b', t.root, 'b') 
731
1510
        self.assertIs(os.path.lexists(this.wt.abspath('b/h1.OTHER')), False)
732
1511
        self.assertEqual(this.wt.id2path('i'), pathjoin('b/i1.OTHER'))
733
1512
 
 
1513
 
734
1514
class TestBuildTree(tests.TestCaseWithTransport):
735
1515
 
736
 
    def test_build_tree(self):
737
 
        if not has_symlinks():
738
 
            raise TestSkipped('Test requires symlink support')
 
1516
    def test_build_tree_with_symlinks(self):
 
1517
        self.requireFeature(SymlinkFeature)
739
1518
        os.mkdir('a')
740
1519
        a = BzrDir.create_standalone_workingtree('a')
741
1520
        os.mkdir('a/foo')
744
1523
        a.add(['foo', 'foo/bar', 'foo/baz'])
745
1524
        a.commit('initial commit')
746
1525
        b = BzrDir.create_standalone_workingtree('b')
747
 
        build_tree(a.basis_tree(), b)
 
1526
        basis = a.basis_tree()
 
1527
        basis.lock_read()
 
1528
        self.addCleanup(basis.unlock)
 
1529
        build_tree(basis, b)
748
1530
        self.assertIs(os.path.isdir('b/foo'), True)
749
1531
        self.assertEqual(file('b/foo/bar', 'rb').read(), "contents")
750
1532
        self.assertEqual(os.readlink('b/foo/baz'), 'a/foo/bar')
751
1533
 
 
1534
    def test_build_with_references(self):
 
1535
        tree = self.make_branch_and_tree('source',
 
1536
            format='dirstate-with-subtree')
 
1537
        subtree = self.make_branch_and_tree('source/subtree',
 
1538
            format='dirstate-with-subtree')
 
1539
        tree.add_reference(subtree)
 
1540
        tree.commit('a revision')
 
1541
        tree.branch.create_checkout('target')
 
1542
        self.failUnlessExists('target')
 
1543
        self.failUnlessExists('target/subtree')
 
1544
 
752
1545
    def test_file_conflict_handling(self):
753
1546
        """Ensure that when building trees, conflict handling is done"""
754
1547
        source = self.make_branch_and_tree('source')
775
1568
 
776
1569
    def test_symlink_conflict_handling(self):
777
1570
        """Ensure that when building trees, conflict handling is done"""
778
 
        if not has_symlinks():
779
 
            raise TestSkipped('Test requires symlink support')
 
1571
        self.requireFeature(SymlinkFeature)
780
1572
        source = self.make_branch_and_tree('source')
781
1573
        os.symlink('foo', 'source/symlink')
782
1574
        source.add('symlink', 'new-symlink')
853
1645
        target = self.make_branch_and_tree('target')
854
1646
        self.build_tree(['target/name'])
855
1647
        target.add('name')
856
 
        self.assertRaises(AssertionError, build_tree, source.basis_tree(),
857
 
                          target)
 
1648
        self.assertRaises(errors.WorkingTreeAlreadyPopulated, 
 
1649
            build_tree, source.basis_tree(), target)
 
1650
 
 
1651
    def test_build_tree_rename_count(self):
 
1652
        source = self.make_branch_and_tree('source')
 
1653
        self.build_tree(['source/file1', 'source/dir1/'])
 
1654
        source.add(['file1', 'dir1'])
 
1655
        source.commit('add1')
 
1656
        target1 = self.make_branch_and_tree('target1')
 
1657
        transform_result = build_tree(source.basis_tree(), target1)
 
1658
        self.assertEqual(2, transform_result.rename_count)
 
1659
 
 
1660
        self.build_tree(['source/dir1/file2'])
 
1661
        source.add(['dir1/file2'])
 
1662
        source.commit('add3')
 
1663
        target2 = self.make_branch_and_tree('target2')
 
1664
        transform_result = build_tree(source.basis_tree(), target2)
 
1665
        # children of non-root directories should not be renamed
 
1666
        self.assertEqual(2, transform_result.rename_count)
 
1667
 
 
1668
    def create_ab_tree(self):
 
1669
        """Create a committed test tree with two files"""
 
1670
        source = self.make_branch_and_tree('source')
 
1671
        self.build_tree_contents([('source/file1', 'A')])
 
1672
        self.build_tree_contents([('source/file2', 'B')])
 
1673
        source.add(['file1', 'file2'], ['file1-id', 'file2-id'])
 
1674
        source.commit('commit files')
 
1675
        source.lock_write()
 
1676
        self.addCleanup(source.unlock)
 
1677
        return source
 
1678
 
 
1679
    def test_build_tree_accelerator_tree(self):
 
1680
        source = self.create_ab_tree()
 
1681
        self.build_tree_contents([('source/file2', 'C')])
 
1682
        calls = []
 
1683
        real_source_get_file = source.get_file
 
1684
        def get_file(file_id, path=None):
 
1685
            calls.append(file_id)
 
1686
            return real_source_get_file(file_id, path)
 
1687
        source.get_file = get_file
 
1688
        target = self.make_branch_and_tree('target')
 
1689
        revision_tree = source.basis_tree()
 
1690
        revision_tree.lock_read()
 
1691
        self.addCleanup(revision_tree.unlock)
 
1692
        build_tree(revision_tree, target, source)
 
1693
        self.assertEqual(['file1-id'], calls)
 
1694
        target.lock_read()
 
1695
        self.addCleanup(target.unlock)
 
1696
        self.assertEqual([], list(target.iter_changes(revision_tree)))
 
1697
 
 
1698
    def test_build_tree_accelerator_tree_missing_file(self):
 
1699
        source = self.create_ab_tree()
 
1700
        os.unlink('source/file1')
 
1701
        source.remove(['file2'])
 
1702
        target = self.make_branch_and_tree('target')
 
1703
        revision_tree = source.basis_tree()
 
1704
        revision_tree.lock_read()
 
1705
        self.addCleanup(revision_tree.unlock)
 
1706
        build_tree(revision_tree, target, source)
 
1707
        target.lock_read()
 
1708
        self.addCleanup(target.unlock)
 
1709
        self.assertEqual([], list(target.iter_changes(revision_tree)))
 
1710
 
 
1711
    def test_build_tree_accelerator_wrong_kind(self):
 
1712
        self.requireFeature(SymlinkFeature)
 
1713
        source = self.make_branch_and_tree('source')
 
1714
        self.build_tree_contents([('source/file1', '')])
 
1715
        self.build_tree_contents([('source/file2', '')])
 
1716
        source.add(['file1', 'file2'], ['file1-id', 'file2-id'])
 
1717
        source.commit('commit files')
 
1718
        os.unlink('source/file2')
 
1719
        self.build_tree_contents([('source/file2/', 'C')])
 
1720
        os.unlink('source/file1')
 
1721
        os.symlink('file2', 'source/file1')
 
1722
        calls = []
 
1723
        real_source_get_file = source.get_file
 
1724
        def get_file(file_id, path=None):
 
1725
            calls.append(file_id)
 
1726
            return real_source_get_file(file_id, path)
 
1727
        source.get_file = get_file
 
1728
        target = self.make_branch_and_tree('target')
 
1729
        revision_tree = source.basis_tree()
 
1730
        revision_tree.lock_read()
 
1731
        self.addCleanup(revision_tree.unlock)
 
1732
        build_tree(revision_tree, target, source)
 
1733
        self.assertEqual([], calls)
 
1734
        target.lock_read()
 
1735
        self.addCleanup(target.unlock)
 
1736
        self.assertEqual([], list(target.iter_changes(revision_tree)))
 
1737
 
 
1738
    def test_build_tree_hardlink(self):
 
1739
        self.requireFeature(HardlinkFeature)
 
1740
        source = self.create_ab_tree()
 
1741
        target = self.make_branch_and_tree('target')
 
1742
        revision_tree = source.basis_tree()
 
1743
        revision_tree.lock_read()
 
1744
        self.addCleanup(revision_tree.unlock)
 
1745
        build_tree(revision_tree, target, source, hardlink=True)
 
1746
        target.lock_read()
 
1747
        self.addCleanup(target.unlock)
 
1748
        self.assertEqual([], list(target.iter_changes(revision_tree)))
 
1749
        source_stat = os.stat('source/file1')
 
1750
        target_stat = os.stat('target/file1')
 
1751
        self.assertEqual(source_stat, target_stat)
 
1752
 
 
1753
        # Explicitly disallowing hardlinks should prevent them.
 
1754
        target2 = self.make_branch_and_tree('target2')
 
1755
        build_tree(revision_tree, target2, source, hardlink=False)
 
1756
        target2.lock_read()
 
1757
        self.addCleanup(target2.unlock)
 
1758
        self.assertEqual([], list(target2.iter_changes(revision_tree)))
 
1759
        source_stat = os.stat('source/file1')
 
1760
        target2_stat = os.stat('target2/file1')
 
1761
        self.assertNotEqual(source_stat, target2_stat)
 
1762
 
 
1763
    def test_build_tree_accelerator_tree_moved(self):
 
1764
        source = self.make_branch_and_tree('source')
 
1765
        self.build_tree_contents([('source/file1', 'A')])
 
1766
        source.add(['file1'], ['file1-id'])
 
1767
        source.commit('commit files')
 
1768
        source.rename_one('file1', 'file2')
 
1769
        source.lock_read()
 
1770
        self.addCleanup(source.unlock)
 
1771
        target = self.make_branch_and_tree('target')
 
1772
        revision_tree = source.basis_tree()
 
1773
        revision_tree.lock_read()
 
1774
        self.addCleanup(revision_tree.unlock)
 
1775
        build_tree(revision_tree, target, source)
 
1776
        target.lock_read()
 
1777
        self.addCleanup(target.unlock)
 
1778
        self.assertEqual([], list(target.iter_changes(revision_tree)))
 
1779
 
 
1780
    def test_build_tree_hardlinks_preserve_execute(self):
 
1781
        self.requireFeature(HardlinkFeature)
 
1782
        source = self.create_ab_tree()
 
1783
        tt = TreeTransform(source)
 
1784
        trans_id = tt.trans_id_tree_file_id('file1-id')
 
1785
        tt.set_executability(True, trans_id)
 
1786
        tt.apply()
 
1787
        self.assertTrue(source.is_executable('file1-id'))
 
1788
        target = self.make_branch_and_tree('target')
 
1789
        revision_tree = source.basis_tree()
 
1790
        revision_tree.lock_read()
 
1791
        self.addCleanup(revision_tree.unlock)
 
1792
        build_tree(revision_tree, target, source, hardlink=True)
 
1793
        target.lock_read()
 
1794
        self.addCleanup(target.unlock)
 
1795
        self.assertEqual([], list(target.iter_changes(revision_tree)))
 
1796
        self.assertTrue(source.is_executable('file1-id'))
 
1797
 
 
1798
    def test_case_insensitive_build_tree_inventory(self):
 
1799
        source = self.make_branch_and_tree('source')
 
1800
        self.build_tree(['source/file', 'source/FILE'])
 
1801
        source.add(['file', 'FILE'], ['lower-id', 'upper-id'])
 
1802
        source.commit('added files')
 
1803
        # Don't try this at home, kids!
 
1804
        # Force the tree to report that it is case insensitive
 
1805
        target = self.make_branch_and_tree('target')
 
1806
        target.case_sensitive = False
 
1807
        build_tree(source.basis_tree(), target, source, delta_from_tree=True)
 
1808
        self.assertEqual('file.moved', target.id2path('lower-id'))
 
1809
        self.assertEqual('FILE', target.id2path('upper-id'))
858
1810
 
859
1811
 
860
1812
class MockTransform(object):
868
1820
                return True
869
1821
        return False
870
1822
 
 
1823
 
871
1824
class MockEntry(object):
872
1825
    def __init__(self):
873
1826
        object.__init__(self)
874
1827
        self.name = "name"
875
1828
 
 
1829
 
876
1830
class TestGetBackupName(TestCase):
877
1831
    def test_get_backup_name(self):
878
1832
        tt = MockTransform()
886
1840
        self.assertEqual(name, 'name.~1~')
887
1841
        name = get_backup_name(MockEntry(), {'a':['1', '2', '3']}, 'a', tt)
888
1842
        self.assertEqual(name, 'name.~4~')
 
1843
 
 
1844
 
 
1845
class TestFileMover(tests.TestCaseWithTransport):
 
1846
 
 
1847
    def test_file_mover(self):
 
1848
        self.build_tree(['a/', 'a/b', 'c/', 'c/d'])
 
1849
        mover = _FileMover()
 
1850
        mover.rename('a', 'q')
 
1851
        self.failUnlessExists('q')
 
1852
        self.failIfExists('a')
 
1853
        self.failUnlessExists('q/b')
 
1854
        self.failUnlessExists('c')
 
1855
        self.failUnlessExists('c/d')
 
1856
 
 
1857
    def test_pre_delete_rollback(self):
 
1858
        self.build_tree(['a/'])
 
1859
        mover = _FileMover()
 
1860
        mover.pre_delete('a', 'q')
 
1861
        self.failUnlessExists('q')
 
1862
        self.failIfExists('a')
 
1863
        mover.rollback()
 
1864
        self.failIfExists('q')
 
1865
        self.failUnlessExists('a')
 
1866
 
 
1867
    def test_apply_deletions(self):
 
1868
        self.build_tree(['a/', 'b/'])
 
1869
        mover = _FileMover()
 
1870
        mover.pre_delete('a', 'q')
 
1871
        mover.pre_delete('b', 'r')
 
1872
        self.failUnlessExists('q')
 
1873
        self.failUnlessExists('r')
 
1874
        self.failIfExists('a')
 
1875
        self.failIfExists('b')
 
1876
        mover.apply_deletions()
 
1877
        self.failIfExists('q')
 
1878
        self.failIfExists('r')
 
1879
        self.failIfExists('a')
 
1880
        self.failIfExists('b')
 
1881
 
 
1882
    def test_file_mover_rollback(self):
 
1883
        self.build_tree(['a/', 'a/b', 'c/', 'c/d/', 'c/e/'])
 
1884
        mover = _FileMover()
 
1885
        mover.rename('c/d', 'c/f')
 
1886
        mover.rename('c/e', 'c/d')
 
1887
        try:
 
1888
            mover.rename('a', 'c')
 
1889
        except errors.FileExists, e:
 
1890
            mover.rollback()
 
1891
        self.failUnlessExists('a')
 
1892
        self.failUnlessExists('c/d')
 
1893
 
 
1894
 
 
1895
class Bogus(Exception):
 
1896
    pass
 
1897
 
 
1898
 
 
1899
class TestTransformRollback(tests.TestCaseWithTransport):
 
1900
 
 
1901
    class ExceptionFileMover(_FileMover):
 
1902
 
 
1903
        def __init__(self, bad_source=None, bad_target=None):
 
1904
            _FileMover.__init__(self)
 
1905
            self.bad_source = bad_source
 
1906
            self.bad_target = bad_target
 
1907
 
 
1908
        def rename(self, source, target):
 
1909
            if (self.bad_source is not None and
 
1910
                source.endswith(self.bad_source)):
 
1911
                raise Bogus
 
1912
            elif (self.bad_target is not None and
 
1913
                target.endswith(self.bad_target)):
 
1914
                raise Bogus
 
1915
            else:
 
1916
                _FileMover.rename(self, source, target)
 
1917
 
 
1918
    def test_rollback_rename(self):
 
1919
        tree = self.make_branch_and_tree('.')
 
1920
        self.build_tree(['a/', 'a/b'])
 
1921
        tt = TreeTransform(tree)
 
1922
        self.addCleanup(tt.finalize)
 
1923
        a_id = tt.trans_id_tree_path('a')
 
1924
        tt.adjust_path('c', tt.root, a_id)
 
1925
        tt.adjust_path('d', a_id, tt.trans_id_tree_path('a/b'))
 
1926
        self.assertRaises(Bogus, tt.apply,
 
1927
                          _mover=self.ExceptionFileMover(bad_source='a'))
 
1928
        self.failUnlessExists('a')
 
1929
        self.failUnlessExists('a/b')
 
1930
        tt.apply()
 
1931
        self.failUnlessExists('c')
 
1932
        self.failUnlessExists('c/d')
 
1933
 
 
1934
    def test_rollback_rename_into_place(self):
 
1935
        tree = self.make_branch_and_tree('.')
 
1936
        self.build_tree(['a/', 'a/b'])
 
1937
        tt = TreeTransform(tree)
 
1938
        self.addCleanup(tt.finalize)
 
1939
        a_id = tt.trans_id_tree_path('a')
 
1940
        tt.adjust_path('c', tt.root, a_id)
 
1941
        tt.adjust_path('d', a_id, tt.trans_id_tree_path('a/b'))
 
1942
        self.assertRaises(Bogus, tt.apply,
 
1943
                          _mover=self.ExceptionFileMover(bad_target='c/d'))
 
1944
        self.failUnlessExists('a')
 
1945
        self.failUnlessExists('a/b')
 
1946
        tt.apply()
 
1947
        self.failUnlessExists('c')
 
1948
        self.failUnlessExists('c/d')
 
1949
 
 
1950
    def test_rollback_deletion(self):
 
1951
        tree = self.make_branch_and_tree('.')
 
1952
        self.build_tree(['a/', 'a/b'])
 
1953
        tt = TreeTransform(tree)
 
1954
        self.addCleanup(tt.finalize)
 
1955
        a_id = tt.trans_id_tree_path('a')
 
1956
        tt.delete_contents(a_id)
 
1957
        tt.adjust_path('d', tt.root, tt.trans_id_tree_path('a/b'))
 
1958
        self.assertRaises(Bogus, tt.apply,
 
1959
                          _mover=self.ExceptionFileMover(bad_target='d'))
 
1960
        self.failUnlessExists('a')
 
1961
        self.failUnlessExists('a/b')
 
1962
 
 
1963
    def test_resolve_no_parent(self):
 
1964
        wt = self.make_branch_and_tree('.')
 
1965
        tt = TreeTransform(wt)
 
1966
        self.addCleanup(tt.finalize)
 
1967
        parent = tt.trans_id_file_id('parent-id')
 
1968
        tt.new_file('file', parent, 'Contents')
 
1969
        resolve_conflicts(tt)
 
1970
 
 
1971
 
 
1972
class TestTransformPreview(tests.TestCaseWithTransport):
 
1973
 
 
1974
    def create_tree(self):
 
1975
        tree = self.make_branch_and_tree('.')
 
1976
        self.build_tree_contents([('a', 'content 1')])
 
1977
        tree.add('a', 'a-id')
 
1978
        tree.commit('rev1', rev_id='rev1')
 
1979
        return tree.branch.repository.revision_tree('rev1')
 
1980
 
 
1981
    def get_empty_preview(self):
 
1982
        repository = self.make_repository('repo')
 
1983
        tree = repository.revision_tree(_mod_revision.NULL_REVISION)
 
1984
        preview = TransformPreview(tree)
 
1985
        self.addCleanup(preview.finalize)
 
1986
        return preview
 
1987
 
 
1988
    def test_transform_preview(self):
 
1989
        revision_tree = self.create_tree()
 
1990
        preview = TransformPreview(revision_tree)
 
1991
        self.addCleanup(preview.finalize)
 
1992
 
 
1993
    def test_transform_preview_tree(self):
 
1994
        revision_tree = self.create_tree()
 
1995
        preview = TransformPreview(revision_tree)
 
1996
        self.addCleanup(preview.finalize)
 
1997
        preview.get_preview_tree()
 
1998
 
 
1999
    def test_transform_new_file(self):
 
2000
        revision_tree = self.create_tree()
 
2001
        preview = TransformPreview(revision_tree)
 
2002
        self.addCleanup(preview.finalize)
 
2003
        preview.new_file('file2', preview.root, 'content B\n', 'file2-id')
 
2004
        preview_tree = preview.get_preview_tree()
 
2005
        self.assertEqual(preview_tree.kind('file2-id'), 'file')
 
2006
        self.assertEqual(
 
2007
            preview_tree.get_file('file2-id').read(), 'content B\n')
 
2008
 
 
2009
    def test_diff_preview_tree(self):
 
2010
        revision_tree = self.create_tree()
 
2011
        preview = TransformPreview(revision_tree)
 
2012
        self.addCleanup(preview.finalize)
 
2013
        preview.new_file('file2', preview.root, 'content B\n', 'file2-id')
 
2014
        preview_tree = preview.get_preview_tree()
 
2015
        out = StringIO()
 
2016
        show_diff_trees(revision_tree, preview_tree, out)
 
2017
        lines = out.getvalue().splitlines()
 
2018
        self.assertEqual(lines[0], "=== added file 'file2'")
 
2019
        # 3 lines of diff administrivia
 
2020
        self.assertEqual(lines[4], "+content B")
 
2021
 
 
2022
    def test_transform_conflicts(self):
 
2023
        revision_tree = self.create_tree()
 
2024
        preview = TransformPreview(revision_tree)
 
2025
        self.addCleanup(preview.finalize)
 
2026
        preview.new_file('a', preview.root, 'content 2')
 
2027
        resolve_conflicts(preview)
 
2028
        trans_id = preview.trans_id_file_id('a-id')
 
2029
        self.assertEqual('a.moved', preview.final_name(trans_id))
 
2030
 
 
2031
    def get_tree_and_preview_tree(self):
 
2032
        revision_tree = self.create_tree()
 
2033
        preview = TransformPreview(revision_tree)
 
2034
        self.addCleanup(preview.finalize)
 
2035
        a_trans_id = preview.trans_id_file_id('a-id')
 
2036
        preview.delete_contents(a_trans_id)
 
2037
        preview.create_file('b content', a_trans_id)
 
2038
        preview_tree = preview.get_preview_tree()
 
2039
        return revision_tree, preview_tree
 
2040
 
 
2041
    def test_iter_changes(self):
 
2042
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
 
2043
        root = revision_tree.inventory.root.file_id
 
2044
        self.assertEqual([('a-id', ('a', 'a'), True, (True, True),
 
2045
                          (root, root), ('a', 'a'), ('file', 'file'),
 
2046
                          (False, False))],
 
2047
                          list(preview_tree.iter_changes(revision_tree)))
 
2048
 
 
2049
    def test_wrong_tree_value_error(self):
 
2050
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
 
2051
        e = self.assertRaises(ValueError, preview_tree.iter_changes,
 
2052
                              preview_tree)
 
2053
        self.assertEqual('from_tree must be transform source tree.', str(e))
 
2054
 
 
2055
    def test_include_unchanged_value_error(self):
 
2056
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
 
2057
        e = self.assertRaises(ValueError, preview_tree.iter_changes,
 
2058
                              revision_tree, include_unchanged=True)
 
2059
        self.assertEqual('include_unchanged is not supported', str(e))
 
2060
 
 
2061
    def test_specific_files(self):
 
2062
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
 
2063
        e = self.assertRaises(ValueError, preview_tree.iter_changes,
 
2064
                              revision_tree, specific_files=['pete'])
 
2065
        self.assertEqual('specific_files is not supported', str(e))
 
2066
 
 
2067
    def test_want_unversioned_value_error(self):
 
2068
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
 
2069
        e = self.assertRaises(ValueError, preview_tree.iter_changes,
 
2070
                              revision_tree, want_unversioned=True)
 
2071
        self.assertEqual('want_unversioned is not supported', str(e))
 
2072
 
 
2073
    def test_ignore_extra_trees_no_specific_files(self):
 
2074
        # extra_trees is harmless without specific_files, so we'll silently
 
2075
        # accept it, even though we won't use it.
 
2076
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
 
2077
        preview_tree.iter_changes(revision_tree, extra_trees=[preview_tree])
 
2078
 
 
2079
    def test_ignore_require_versioned_no_specific_files(self):
 
2080
        # require_versioned is meaningless without specific_files.
 
2081
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
 
2082
        preview_tree.iter_changes(revision_tree, require_versioned=False)
 
2083
 
 
2084
    def test_ignore_pb(self):
 
2085
        # pb could be supported, but TT.iter_changes doesn't support it.
 
2086
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
 
2087
        preview_tree.iter_changes(revision_tree, pb=progress.DummyProgress())
 
2088
 
 
2089
    def test_kind(self):
 
2090
        revision_tree = self.create_tree()
 
2091
        preview = TransformPreview(revision_tree)
 
2092
        self.addCleanup(preview.finalize)
 
2093
        preview.new_file('file', preview.root, 'contents', 'file-id')
 
2094
        preview.new_directory('directory', preview.root, 'dir-id')
 
2095
        preview_tree = preview.get_preview_tree()
 
2096
        self.assertEqual('file', preview_tree.kind('file-id'))
 
2097
        self.assertEqual('directory', preview_tree.kind('dir-id'))
 
2098
 
 
2099
    def test_get_file_mtime(self):
 
2100
        preview = self.get_empty_preview()
 
2101
        file_trans_id = preview.new_file('file', preview.root, 'contents',
 
2102
                                         'file-id')
 
2103
        limbo_path = preview._limbo_name(file_trans_id)
 
2104
        preview_tree = preview.get_preview_tree()
 
2105
        self.assertEqual(os.stat(limbo_path).st_mtime,
 
2106
                         preview_tree.get_file_mtime('file-id'))
 
2107
 
 
2108
    def test_get_file(self):
 
2109
        preview = self.get_empty_preview()
 
2110
        preview.new_file('file', preview.root, 'contents', 'file-id')
 
2111
        preview_tree = preview.get_preview_tree()
 
2112
        tree_file = preview_tree.get_file('file-id')
 
2113
        try:
 
2114
            self.assertEqual('contents', tree_file.read())
 
2115
        finally:
 
2116
            tree_file.close()
 
2117
 
 
2118
    def test_get_symlink_target(self):
 
2119
        self.requireFeature(SymlinkFeature)
 
2120
        preview = self.get_empty_preview()
 
2121
        preview.new_symlink('symlink', preview.root, 'target', 'symlink-id')
 
2122
        preview_tree = preview.get_preview_tree()
 
2123
        self.assertEqual('target',
 
2124
                         preview_tree.get_symlink_target('symlink-id'))
 
2125
 
 
2126
    def test_all_file_ids(self):
 
2127
        tree = self.make_branch_and_tree('tree')
 
2128
        self.build_tree(['tree/a', 'tree/b', 'tree/c'])
 
2129
        tree.add(['a', 'b', 'c'], ['a-id', 'b-id', 'c-id'])
 
2130
        preview = TransformPreview(tree)
 
2131
        self.addCleanup(preview.finalize)
 
2132
        preview.unversion_file(preview.trans_id_file_id('b-id'))
 
2133
        c_trans_id = preview.trans_id_file_id('c-id')
 
2134
        preview.unversion_file(c_trans_id)
 
2135
        preview.version_file('c-id', c_trans_id)
 
2136
        preview_tree = preview.get_preview_tree()
 
2137
        self.assertEqual(set(['a-id', 'c-id', tree.get_root_id()]),
 
2138
                         preview_tree.all_file_ids())
 
2139
 
 
2140
    def test_path2id_deleted_unchanged(self):
 
2141
        tree = self.make_branch_and_tree('tree')
 
2142
        self.build_tree(['tree/unchanged', 'tree/deleted'])
 
2143
        tree.add(['unchanged', 'deleted'], ['unchanged-id', 'deleted-id'])
 
2144
        preview = TransformPreview(tree)
 
2145
        self.addCleanup(preview.finalize)
 
2146
        preview.unversion_file(preview.trans_id_file_id('deleted-id'))
 
2147
        preview_tree = preview.get_preview_tree()
 
2148
        self.assertEqual('unchanged-id', preview_tree.path2id('unchanged'))
 
2149
        self.assertIs(None, preview_tree.path2id('deleted'))
 
2150
 
 
2151
    def test_path2id_created(self):
 
2152
        tree = self.make_branch_and_tree('tree')
 
2153
        self.build_tree(['tree/unchanged'])
 
2154
        tree.add(['unchanged'], ['unchanged-id'])
 
2155
        preview = TransformPreview(tree)
 
2156
        self.addCleanup(preview.finalize)
 
2157
        preview.new_file('new', preview.trans_id_file_id('unchanged-id'),
 
2158
            'contents', 'new-id')
 
2159
        preview_tree = preview.get_preview_tree()
 
2160
        self.assertEqual('new-id', preview_tree.path2id('unchanged/new'))
 
2161
 
 
2162
    def test_path2id_moved(self):
 
2163
        tree = self.make_branch_and_tree('tree')
 
2164
        self.build_tree(['tree/old_parent/', 'tree/old_parent/child'])
 
2165
        tree.add(['old_parent', 'old_parent/child'],
 
2166
                 ['old_parent-id', 'child-id'])
 
2167
        preview = TransformPreview(tree)
 
2168
        self.addCleanup(preview.finalize)
 
2169
        new_parent = preview.new_directory('new_parent', preview.root,
 
2170
                                           'new_parent-id')
 
2171
        preview.adjust_path('child', new_parent,
 
2172
                            preview.trans_id_file_id('child-id'))
 
2173
        preview_tree = preview.get_preview_tree()
 
2174
        self.assertIs(None, preview_tree.path2id('old_parent/child'))
 
2175
        self.assertEqual('child-id', preview_tree.path2id('new_parent/child'))
 
2176
 
 
2177
    def test_path2id_renamed_parent(self):
 
2178
        tree = self.make_branch_and_tree('tree')
 
2179
        self.build_tree(['tree/old_name/', 'tree/old_name/child'])
 
2180
        tree.add(['old_name', 'old_name/child'],
 
2181
                 ['parent-id', 'child-id'])
 
2182
        preview = TransformPreview(tree)
 
2183
        self.addCleanup(preview.finalize)
 
2184
        preview.adjust_path('new_name', preview.root,
 
2185
                            preview.trans_id_file_id('parent-id'))
 
2186
        preview_tree = preview.get_preview_tree()
 
2187
        self.assertIs(None, preview_tree.path2id('old_name/child'))
 
2188
        self.assertEqual('child-id', preview_tree.path2id('new_name/child'))
 
2189
 
 
2190
    def assertMatchingIterEntries(self, tt, specific_file_ids=None):
 
2191
        preview_tree = tt.get_preview_tree()
 
2192
        preview_result = list(preview_tree.iter_entries_by_dir(
 
2193
                              specific_file_ids))
 
2194
        tree = tt._tree
 
2195
        tt.apply()
 
2196
        actual_result = list(tree.iter_entries_by_dir(specific_file_ids))
 
2197
        self.assertEqual(actual_result, preview_result)
 
2198
 
 
2199
    def test_iter_entries_by_dir_new(self):
 
2200
        tree = self.make_branch_and_tree('tree')
 
2201
        tt = TreeTransform(tree)
 
2202
        tt.new_file('new', tt.root, 'contents', 'new-id')
 
2203
        self.assertMatchingIterEntries(tt)
 
2204
 
 
2205
    def test_iter_entries_by_dir_deleted(self):
 
2206
        tree = self.make_branch_and_tree('tree')
 
2207
        self.build_tree(['tree/deleted'])
 
2208
        tree.add('deleted', 'deleted-id')
 
2209
        tt = TreeTransform(tree)
 
2210
        tt.delete_contents(tt.trans_id_file_id('deleted-id'))
 
2211
        self.assertMatchingIterEntries(tt)
 
2212
 
 
2213
    def test_iter_entries_by_dir_unversioned(self):
 
2214
        tree = self.make_branch_and_tree('tree')
 
2215
        self.build_tree(['tree/removed'])
 
2216
        tree.add('removed', 'removed-id')
 
2217
        tt = TreeTransform(tree)
 
2218
        tt.unversion_file(tt.trans_id_file_id('removed-id'))
 
2219
        self.assertMatchingIterEntries(tt)
 
2220
 
 
2221
    def test_iter_entries_by_dir_moved(self):
 
2222
        tree = self.make_branch_and_tree('tree')
 
2223
        self.build_tree(['tree/moved', 'tree/new_parent/'])
 
2224
        tree.add(['moved', 'new_parent'], ['moved-id', 'new_parent-id'])
 
2225
        tt = TreeTransform(tree)
 
2226
        tt.adjust_path('moved', tt.trans_id_file_id('new_parent-id'),
 
2227
                       tt.trans_id_file_id('moved-id'))
 
2228
        self.assertMatchingIterEntries(tt)
 
2229
 
 
2230
    def test_iter_entries_by_dir_specific_file_ids(self):
 
2231
        tree = self.make_branch_and_tree('tree')
 
2232
        tree.set_root_id('tree-root-id')
 
2233
        self.build_tree(['tree/parent/', 'tree/parent/child'])
 
2234
        tree.add(['parent', 'parent/child'], ['parent-id', 'child-id'])
 
2235
        tt = TreeTransform(tree)
 
2236
        self.assertMatchingIterEntries(tt, ['tree-root-id', 'child-id'])
 
2237
 
 
2238
    def test_symlink_content_summary(self):
 
2239
        self.requireFeature(SymlinkFeature)
 
2240
        preview = self.get_empty_preview()
 
2241
        preview.new_symlink('path', preview.root, 'target', 'path-id')
 
2242
        summary = preview.get_preview_tree().path_content_summary('path')
 
2243
        self.assertEqual(('symlink', None, None, 'target'), summary)
 
2244
 
 
2245
    def test_missing_content_summary(self):
 
2246
        preview = self.get_empty_preview()
 
2247
        summary = preview.get_preview_tree().path_content_summary('path')
 
2248
        self.assertEqual(('missing', None, None, None), summary)
 
2249
 
 
2250
    def test_deleted_content_summary(self):
 
2251
        tree = self.make_branch_and_tree('tree')
 
2252
        self.build_tree(['tree/path/'])
 
2253
        tree.add('path')
 
2254
        preview = TransformPreview(tree)
 
2255
        self.addCleanup(preview.finalize)
 
2256
        preview.delete_contents(preview.trans_id_tree_path('path'))
 
2257
        summary = preview.get_preview_tree().path_content_summary('path')
 
2258
        self.assertEqual(('missing', None, None, None), summary)
 
2259
 
 
2260
    def test_file_content_summary_executable(self):
 
2261
        if not osutils.supports_executable():
 
2262
            raise TestNotApplicable()
 
2263
        preview = self.get_empty_preview()
 
2264
        path_id = preview.new_file('path', preview.root, 'contents', 'path-id')
 
2265
        preview.set_executability(True, path_id)
 
2266
        summary = preview.get_preview_tree().path_content_summary('path')
 
2267
        self.assertEqual(4, len(summary))
 
2268
        self.assertEqual('file', summary[0])
 
2269
        # size must be known
 
2270
        self.assertEqual(len('contents'), summary[1])
 
2271
        # executable
 
2272
        self.assertEqual(True, summary[2])
 
2273
        # will not have hash (not cheap to determine)
 
2274
        self.assertIs(None, summary[3])
 
2275
 
 
2276
    def test_change_executability(self):
 
2277
        if not osutils.supports_executable():
 
2278
            raise TestNotApplicable()
 
2279
        tree = self.make_branch_and_tree('tree')
 
2280
        self.build_tree(['tree/path'])
 
2281
        tree.add('path')
 
2282
        preview = TransformPreview(tree)
 
2283
        self.addCleanup(preview.finalize)
 
2284
        path_id = preview.trans_id_tree_path('path')
 
2285
        preview.set_executability(True, path_id)
 
2286
        summary = preview.get_preview_tree().path_content_summary('path')
 
2287
        self.assertEqual(True, summary[2])
 
2288
 
 
2289
    def test_file_content_summary_non_exec(self):
 
2290
        preview = self.get_empty_preview()
 
2291
        preview.new_file('path', preview.root, 'contents', 'path-id')
 
2292
        summary = preview.get_preview_tree().path_content_summary('path')
 
2293
        self.assertEqual(4, len(summary))
 
2294
        self.assertEqual('file', summary[0])
 
2295
        # size must be known
 
2296
        self.assertEqual(len('contents'), summary[1])
 
2297
        # not executable
 
2298
        if osutils.supports_executable():
 
2299
            self.assertEqual(False, summary[2])
 
2300
        else:
 
2301
            self.assertEqual(None, summary[2])
 
2302
        # will not have hash (not cheap to determine)
 
2303
        self.assertIs(None, summary[3])
 
2304
 
 
2305
    def test_dir_content_summary(self):
 
2306
        preview = self.get_empty_preview()
 
2307
        preview.new_directory('path', preview.root, 'path-id')
 
2308
        summary = preview.get_preview_tree().path_content_summary('path')
 
2309
        self.assertEqual(('directory', None, None, None), summary)
 
2310
 
 
2311
    def test_tree_content_summary(self):
 
2312
        preview = self.get_empty_preview()
 
2313
        path = preview.new_directory('path', preview.root, 'path-id')
 
2314
        preview.set_tree_reference('rev-1', path)
 
2315
        summary = preview.get_preview_tree().path_content_summary('path')
 
2316
        self.assertEqual(4, len(summary))
 
2317
        self.assertEqual('tree-reference', summary[0])
 
2318
 
 
2319
    def test_annotate(self):
 
2320
        tree = self.make_branch_and_tree('tree')
 
2321
        self.build_tree_contents([('tree/file', 'a\n')])
 
2322
        tree.add('file', 'file-id')
 
2323
        tree.commit('a', rev_id='one')
 
2324
        self.build_tree_contents([('tree/file', 'a\nb\n')])
 
2325
        preview = TransformPreview(tree)
 
2326
        self.addCleanup(preview.finalize)
 
2327
        file_trans_id = preview.trans_id_file_id('file-id')
 
2328
        preview.delete_contents(file_trans_id)
 
2329
        preview.create_file('a\nb\nc\n', file_trans_id)
 
2330
        preview_tree = preview.get_preview_tree()
 
2331
        expected = [
 
2332
            ('one', 'a\n'),
 
2333
            ('me:', 'b\n'),
 
2334
            ('me:', 'c\n'),
 
2335
        ]
 
2336
        annotation = preview_tree.annotate_iter('file-id', 'me:')
 
2337
        self.assertEqual(expected, annotation)
 
2338
 
 
2339
    def test_annotate_missing(self):
 
2340
        preview = self.get_empty_preview()
 
2341
        preview.new_file('file', preview.root, 'a\nb\nc\n', 'file-id')
 
2342
        preview_tree = preview.get_preview_tree()
 
2343
        expected = [
 
2344
            ('me:', 'a\n'),
 
2345
            ('me:', 'b\n'),
 
2346
            ('me:', 'c\n'),
 
2347
         ]
 
2348
        annotation = preview_tree.annotate_iter('file-id', 'me:')
 
2349
        self.assertEqual(expected, annotation)
 
2350
 
 
2351
    def test_annotate_rename(self):
 
2352
        tree = self.make_branch_and_tree('tree')
 
2353
        self.build_tree_contents([('tree/file', 'a\n')])
 
2354
        tree.add('file', 'file-id')
 
2355
        tree.commit('a', rev_id='one')
 
2356
        preview = TransformPreview(tree)
 
2357
        self.addCleanup(preview.finalize)
 
2358
        file_trans_id = preview.trans_id_file_id('file-id')
 
2359
        preview.adjust_path('newname', preview.root, file_trans_id)
 
2360
        preview_tree = preview.get_preview_tree()
 
2361
        expected = [
 
2362
            ('one', 'a\n'),
 
2363
        ]
 
2364
        annotation = preview_tree.annotate_iter('file-id', 'me:')
 
2365
        self.assertEqual(expected, annotation)
 
2366
 
 
2367
    def test_annotate_deleted(self):
 
2368
        tree = self.make_branch_and_tree('tree')
 
2369
        self.build_tree_contents([('tree/file', 'a\n')])
 
2370
        tree.add('file', 'file-id')
 
2371
        tree.commit('a', rev_id='one')
 
2372
        self.build_tree_contents([('tree/file', 'a\nb\n')])
 
2373
        preview = TransformPreview(tree)
 
2374
        self.addCleanup(preview.finalize)
 
2375
        file_trans_id = preview.trans_id_file_id('file-id')
 
2376
        preview.delete_contents(file_trans_id)
 
2377
        preview_tree = preview.get_preview_tree()
 
2378
        annotation = preview_tree.annotate_iter('file-id', 'me:')
 
2379
        self.assertIs(None, annotation)
 
2380
 
 
2381
    def test_stored_kind(self):
 
2382
        preview = self.get_empty_preview()
 
2383
        preview.new_file('file', preview.root, 'a\nb\nc\n', 'file-id')
 
2384
        preview_tree = preview.get_preview_tree()
 
2385
        self.assertEqual('file', preview_tree.stored_kind('file-id'))
 
2386
 
 
2387
    def test_is_executable(self):
 
2388
        preview = self.get_empty_preview()
 
2389
        preview.new_file('file', preview.root, 'a\nb\nc\n', 'file-id')
 
2390
        preview.set_executability(True, preview.trans_id_file_id('file-id'))
 
2391
        preview_tree = preview.get_preview_tree()
 
2392
        self.assertEqual(True, preview_tree.is_executable('file-id'))
 
2393
 
 
2394
    def test_get_set_parent_ids(self):
 
2395
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
 
2396
        self.assertEqual([], preview_tree.get_parent_ids())
 
2397
        preview_tree.set_parent_ids(['rev-1'])
 
2398
        self.assertEqual(['rev-1'], preview_tree.get_parent_ids())
 
2399
 
 
2400
    def test_plan_file_merge(self):
 
2401
        work_a = self.make_branch_and_tree('wta')
 
2402
        self.build_tree_contents([('wta/file', 'a\nb\nc\nd\n')])
 
2403
        work_a.add('file', 'file-id')
 
2404
        base_id = work_a.commit('base version')
 
2405
        tree_b = work_a.bzrdir.sprout('wtb').open_workingtree()
 
2406
        preview = TransformPreview(work_a)
 
2407
        self.addCleanup(preview.finalize)
 
2408
        trans_id = preview.trans_id_file_id('file-id')
 
2409
        preview.delete_contents(trans_id)
 
2410
        preview.create_file('b\nc\nd\ne\n', trans_id)
 
2411
        self.build_tree_contents([('wtb/file', 'a\nc\nd\nf\n')])
 
2412
        tree_a = preview.get_preview_tree()
 
2413
        tree_a.set_parent_ids([base_id])
 
2414
        self.assertEqual([
 
2415
            ('killed-a', 'a\n'),
 
2416
            ('killed-b', 'b\n'),
 
2417
            ('unchanged', 'c\n'),
 
2418
            ('unchanged', 'd\n'),
 
2419
            ('new-a', 'e\n'),
 
2420
            ('new-b', 'f\n'),
 
2421
        ], list(tree_a.plan_file_merge('file-id', tree_b)))
 
2422
 
 
2423
    def test_plan_file_merge_revision_tree(self):
 
2424
        work_a = self.make_branch_and_tree('wta')
 
2425
        self.build_tree_contents([('wta/file', 'a\nb\nc\nd\n')])
 
2426
        work_a.add('file', 'file-id')
 
2427
        base_id = work_a.commit('base version')
 
2428
        tree_b = work_a.bzrdir.sprout('wtb').open_workingtree()
 
2429
        preview = TransformPreview(work_a.basis_tree())
 
2430
        self.addCleanup(preview.finalize)
 
2431
        trans_id = preview.trans_id_file_id('file-id')
 
2432
        preview.delete_contents(trans_id)
 
2433
        preview.create_file('b\nc\nd\ne\n', trans_id)
 
2434
        self.build_tree_contents([('wtb/file', 'a\nc\nd\nf\n')])
 
2435
        tree_a = preview.get_preview_tree()
 
2436
        tree_a.set_parent_ids([base_id])
 
2437
        self.assertEqual([
 
2438
            ('killed-a', 'a\n'),
 
2439
            ('killed-b', 'b\n'),
 
2440
            ('unchanged', 'c\n'),
 
2441
            ('unchanged', 'd\n'),
 
2442
            ('new-a', 'e\n'),
 
2443
            ('new-b', 'f\n'),
 
2444
        ], list(tree_a.plan_file_merge('file-id', tree_b)))