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Viewing changes to breezy/tests/test_transform.py

  • Committer: Breezy landing bot
  • Author(s): Jelmer Vernooij
  • Date: 2020-07-28 02:47:10 UTC
  • mfrom: (7519.1.1 merge-3.1)
  • Revision ID: breezy.the.bot@gmail.com-20200728024710-a2ylds219f1lsl62
Merge lp:brz/3.1.

Merged from https://code.launchpad.net/~jelmer/brz/merge-3.1/+merge/388173

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Lines of Context:
51
51
    DuplicateKey,
52
52
    ExistingLimbo,
53
53
    ExistingPendingDeletion,
54
 
    ImmortalLimbo,
55
54
    ImmortalPendingDeletion,
56
55
    LockError,
57
 
    MalformedTransform,
58
 
    ReusingTransform,
59
56
)
60
57
from ..osutils import (
61
58
    file_kind,
63
60
)
64
61
from ..merge import Merge3Merger, Merger
65
62
from ..mutabletree import MutableTree
66
 
from ..sixish import (
67
 
    BytesIO,
68
 
    PY3,
69
 
    text_type,
70
 
    )
71
63
from . import (
72
64
    features,
73
65
    TestCaseInTempDir,
86
78
    resolve_conflicts,
87
79
    resolve_checkout,
88
80
    ROOT_PARENT,
89
 
    TransformPreview,
90
 
    TreeTransform,
 
81
    ImmortalLimbo,
 
82
    MalformedTransform,
 
83
    NoFinalPath,
 
84
    ReusingTransform,
 
85
    TransformRenameFailed,
91
86
)
92
87
 
93
88
 
94
 
class TestTreeTransform(tests.TestCaseWithTransport):
95
 
 
96
 
    def setUp(self):
97
 
        super(TestTreeTransform, self).setUp()
98
 
        self.wt = self.make_branch_and_tree('.', format='development-subtree')
99
 
        os.chdir('..')
100
 
 
101
 
    def get_transform(self):
102
 
        transform = TreeTransform(self.wt)
103
 
        self.addCleanup(transform.finalize)
104
 
        return transform, transform.root
105
 
 
106
 
    def get_transform_for_sha1_test(self):
107
 
        trans, root = self.get_transform()
108
 
        self.wt.lock_tree_write()
109
 
        self.addCleanup(self.wt.unlock)
110
 
        contents = [b'just some content\n']
111
 
        sha1 = osutils.sha_strings(contents)
112
 
        # Roll back the clock
113
 
        trans._creation_mtime = time.time() - 20.0
114
 
        return trans, root, contents, sha1
115
 
 
116
 
    def test_existing_limbo(self):
117
 
        transform, root = self.get_transform()
118
 
        limbo_name = transform._limbodir
119
 
        deletion_path = transform._deletiondir
120
 
        os.mkdir(pathjoin(limbo_name, 'hehe'))
121
 
        self.assertRaises(ImmortalLimbo, transform.apply)
122
 
        self.assertRaises(LockError, self.wt.unlock)
123
 
        self.assertRaises(ExistingLimbo, self.get_transform)
124
 
        self.assertRaises(LockError, self.wt.unlock)
125
 
        os.rmdir(pathjoin(limbo_name, 'hehe'))
126
 
        os.rmdir(limbo_name)
127
 
        os.rmdir(deletion_path)
128
 
        transform, root = self.get_transform()
129
 
        transform.apply()
130
 
 
131
 
    def test_existing_pending_deletion(self):
132
 
        transform, root = self.get_transform()
133
 
        deletion_path = self._limbodir = urlutils.local_path_from_url(
134
 
            transform._tree._transport.abspath('pending-deletion'))
135
 
        os.mkdir(pathjoin(deletion_path, 'blocking-directory'))
136
 
        self.assertRaises(ImmortalPendingDeletion, transform.apply)
137
 
        self.assertRaises(LockError, self.wt.unlock)
138
 
        self.assertRaises(ExistingPendingDeletion, self.get_transform)
139
 
 
140
 
    def test_build(self):
141
 
        transform, root = self.get_transform()
142
 
        self.wt.lock_tree_write()
143
 
        self.addCleanup(self.wt.unlock)
144
 
        self.assertIs(transform.get_tree_parent(root), ROOT_PARENT)
145
 
        imaginary_id = transform.trans_id_tree_path('imaginary')
146
 
        imaginary_id2 = transform.trans_id_tree_path('imaginary/')
147
 
        self.assertEqual(imaginary_id, imaginary_id2)
148
 
        self.assertEqual(root, transform.get_tree_parent(imaginary_id))
149
 
        self.assertEqual('directory', transform.final_kind(root))
150
 
        self.assertEqual(self.wt.path2id(''), transform.final_file_id(root))
151
 
        trans_id = transform.create_path('name', root)
152
 
        self.assertIs(transform.final_file_id(trans_id), None)
153
 
        self.assertIs(None, transform.final_kind(trans_id))
154
 
        transform.create_file([b'contents'], trans_id)
155
 
        transform.set_executability(True, trans_id)
156
 
        transform.version_file(b'my_pretties', trans_id)
157
 
        self.assertRaises(DuplicateKey, transform.version_file,
158
 
                          b'my_pretties', trans_id)
159
 
        self.assertEqual(transform.final_file_id(trans_id), b'my_pretties')
160
 
        self.assertEqual(transform.final_parent(trans_id), root)
161
 
        self.assertIs(transform.final_parent(root), ROOT_PARENT)
162
 
        self.assertIs(transform.get_tree_parent(root), ROOT_PARENT)
163
 
        oz_id = transform.create_path('oz', root)
164
 
        transform.create_directory(oz_id)
165
 
        transform.version_file(b'ozzie', oz_id)
166
 
        trans_id2 = transform.create_path('name2', root)
167
 
        transform.create_file([b'contents'], trans_id2)
168
 
        transform.set_executability(False, trans_id2)
169
 
        transform.version_file(b'my_pretties2', trans_id2)
170
 
        modified_paths = transform.apply().modified_paths
171
 
        with self.wt.get_file('name') as f:
172
 
            self.assertEqual(b'contents', f.read())
173
 
        self.assertEqual(self.wt.path2id('name'), b'my_pretties')
174
 
        self.assertIs(self.wt.is_executable('name'), True)
175
 
        self.assertIs(self.wt.is_executable('name2'), False)
176
 
        self.assertEqual('directory', file_kind(self.wt.abspath('oz')))
177
 
        self.assertEqual(len(modified_paths), 3)
178
 
        tree_mod_paths = [self.wt.abspath(self.wt.id2path(f)) for f in
179
 
                          (b'ozzie', b'my_pretties', b'my_pretties2')]
180
 
        self.assertSubset(tree_mod_paths, modified_paths)
181
 
        # is it safe to finalize repeatedly?
182
 
        transform.finalize()
183
 
        transform.finalize()
184
 
 
185
 
    def test_apply_informs_tree_of_observed_sha1(self):
186
 
        trans, root, contents, sha1 = self.get_transform_for_sha1_test()
187
 
        trans_id = trans.new_file('file1', root, contents, file_id=b'file1-id',
188
 
                                  sha1=sha1)
189
 
        calls = []
190
 
        orig = self.wt._observed_sha1
191
 
 
192
 
        def _observed_sha1(*args):
193
 
            calls.append(args)
194
 
            orig(*args)
195
 
        self.wt._observed_sha1 = _observed_sha1
196
 
        trans.apply()
197
 
        self.assertEqual([('file1', trans._observed_sha1s[trans_id])],
198
 
                         calls)
199
 
 
200
 
    def test_create_file_caches_sha1(self):
201
 
        trans, root, contents, sha1 = self.get_transform_for_sha1_test()
202
 
        trans_id = trans.create_path('file1', root)
203
 
        trans.create_file(contents, trans_id, sha1=sha1)
204
 
        st_val = osutils.lstat(trans._limbo_name(trans_id))
205
 
        o_sha1, o_st_val = trans._observed_sha1s[trans_id]
206
 
        self.assertEqual(o_sha1, sha1)
207
 
        self.assertEqualStat(o_st_val, st_val)
208
 
 
209
 
    def test__apply_insertions_updates_sha1(self):
210
 
        trans, root, contents, sha1 = self.get_transform_for_sha1_test()
211
 
        trans_id = trans.create_path('file1', root)
212
 
        trans.create_file(contents, trans_id, sha1=sha1)
213
 
        st_val = osutils.lstat(trans._limbo_name(trans_id))
214
 
        o_sha1, o_st_val = trans._observed_sha1s[trans_id]
215
 
        self.assertEqual(o_sha1, sha1)
216
 
        self.assertEqualStat(o_st_val, st_val)
217
 
        creation_mtime = trans._creation_mtime + 10.0
218
 
        # We fake a time difference from when the file was created until now it
219
 
        # is being renamed by using os.utime. Note that the change we actually
220
 
        # want to see is the real ctime change from 'os.rename()', but as long
221
 
        # as we observe a new stat value, we should be fine.
222
 
        os.utime(trans._limbo_name(trans_id), (creation_mtime, creation_mtime))
223
 
        trans.apply()
224
 
        new_st_val = osutils.lstat(self.wt.abspath('file1'))
225
 
        o_sha1, o_st_val = trans._observed_sha1s[trans_id]
226
 
        self.assertEqual(o_sha1, sha1)
227
 
        self.assertEqualStat(o_st_val, new_st_val)
228
 
        self.assertNotEqual(st_val.st_mtime, new_st_val.st_mtime)
229
 
 
230
 
    def test_new_file_caches_sha1(self):
231
 
        trans, root, contents, sha1 = self.get_transform_for_sha1_test()
232
 
        trans_id = trans.new_file('file1', root, contents, file_id=b'file1-id',
233
 
                                  sha1=sha1)
234
 
        st_val = osutils.lstat(trans._limbo_name(trans_id))
235
 
        o_sha1, o_st_val = trans._observed_sha1s[trans_id]
236
 
        self.assertEqual(o_sha1, sha1)
237
 
        self.assertEqualStat(o_st_val, st_val)
238
 
 
239
 
    def test_cancel_creation_removes_observed_sha1(self):
240
 
        trans, root, contents, sha1 = self.get_transform_for_sha1_test()
241
 
        trans_id = trans.new_file('file1', root, contents, file_id=b'file1-id',
242
 
                                  sha1=sha1)
243
 
        self.assertTrue(trans_id in trans._observed_sha1s)
244
 
        trans.cancel_creation(trans_id)
245
 
        self.assertFalse(trans_id in trans._observed_sha1s)
246
 
 
247
 
    def test_create_files_same_timestamp(self):
248
 
        transform, root = self.get_transform()
249
 
        self.wt.lock_tree_write()
250
 
        self.addCleanup(self.wt.unlock)
251
 
        # Roll back the clock, so that we know everything is being set to the
252
 
        # exact time
253
 
        transform._creation_mtime = creation_mtime = time.time() - 20.0
254
 
        transform.create_file([b'content-one'],
255
 
                              transform.create_path('one', root))
256
 
        time.sleep(1)  # *ugly*
257
 
        transform.create_file([b'content-two'],
258
 
                              transform.create_path('two', root))
259
 
        transform.apply()
260
 
        fo, st1 = self.wt.get_file_with_stat('one', filtered=False)
261
 
        fo.close()
262
 
        fo, st2 = self.wt.get_file_with_stat('two', filtered=False)
263
 
        fo.close()
264
 
        # We only guarantee 2s resolution
265
 
        self.assertTrue(
266
 
            abs(creation_mtime - st1.st_mtime) < 2.0,
267
 
            "%s != %s within 2 seconds" % (creation_mtime, st1.st_mtime))
268
 
        # But if we have more than that, all files should get the same result
269
 
        self.assertEqual(st1.st_mtime, st2.st_mtime)
270
 
 
271
 
    def test_change_root_id(self):
272
 
        transform, root = self.get_transform()
273
 
        self.assertNotEqual(b'new-root-id', self.wt.path2id(''))
274
 
        transform.new_directory('', ROOT_PARENT, b'new-root-id')
275
 
        transform.delete_contents(root)
276
 
        transform.unversion_file(root)
277
 
        transform.fixup_new_roots()
278
 
        transform.apply()
279
 
        self.assertEqual(b'new-root-id', self.wt.path2id(''))
280
 
 
281
 
    def test_change_root_id_add_files(self):
282
 
        transform, root = self.get_transform()
283
 
        self.assertNotEqual(b'new-root-id', self.wt.path2id(''))
284
 
        new_trans_id = transform.new_directory('', ROOT_PARENT, b'new-root-id')
285
 
        transform.new_file('file', new_trans_id, [b'new-contents\n'],
286
 
                           b'new-file-id')
287
 
        transform.delete_contents(root)
288
 
        transform.unversion_file(root)
289
 
        transform.fixup_new_roots()
290
 
        transform.apply()
291
 
        self.assertEqual(b'new-root-id', self.wt.path2id(''))
292
 
        self.assertEqual(b'new-file-id', self.wt.path2id('file'))
293
 
        self.assertFileEqual(b'new-contents\n', self.wt.abspath('file'))
294
 
 
295
 
    def test_add_two_roots(self):
296
 
        transform, root = self.get_transform()
297
 
        transform.new_directory('', ROOT_PARENT, b'new-root-id')
298
 
        transform.new_directory('', ROOT_PARENT, b'alt-root-id')
299
 
        self.assertRaises(ValueError, transform.fixup_new_roots)
300
 
 
301
 
    def test_retain_existing_root(self):
302
 
        tt, root = self.get_transform()
303
 
        with tt:
304
 
            tt.new_directory('', ROOT_PARENT, b'new-root-id')
305
 
            tt.fixup_new_roots()
306
 
            self.assertNotEqual(b'new-root-id', tt.final_file_id(tt.root))
307
 
 
308
 
    def test_retain_existing_root_added_file(self):
309
 
        tt, root = self.get_transform()
310
 
        new_trans_id = tt.new_directory('', ROOT_PARENT, b'new-root-id')
311
 
        child = tt.new_directory('child', new_trans_id, b'child-id')
312
 
        tt.fixup_new_roots()
313
 
        self.assertEqual(tt.root, tt.final_parent(child))
314
 
 
315
 
    def test_add_unversioned_root(self):
316
 
        transform, root = self.get_transform()
317
 
        transform.new_directory('', ROOT_PARENT, None)
318
 
        transform.delete_contents(transform.root)
319
 
        transform.fixup_new_roots()
320
 
        self.assertNotIn(transform.root, transform._new_id)
321
 
 
322
 
    def test_remove_root_fixup(self):
323
 
        transform, root = self.get_transform()
324
 
        old_root_id = self.wt.path2id('')
325
 
        self.assertNotEqual(b'new-root-id', old_root_id)
326
 
        transform.delete_contents(root)
327
 
        transform.unversion_file(root)
328
 
        transform.fixup_new_roots()
329
 
        transform.apply()
330
 
        self.assertEqual(old_root_id, self.wt.path2id(''))
331
 
 
332
 
        transform, root = self.get_transform()
333
 
        transform.new_directory('', ROOT_PARENT, b'new-root-id')
334
 
        transform.new_directory('', ROOT_PARENT, b'alt-root-id')
335
 
        self.assertRaises(ValueError, transform.fixup_new_roots)
336
 
 
337
 
    def test_fixup_new_roots_permits_empty_tree(self):
338
 
        transform, root = self.get_transform()
339
 
        transform.delete_contents(root)
340
 
        transform.unversion_file(root)
341
 
        transform.fixup_new_roots()
342
 
        self.assertIs(None, transform.final_kind(root))
343
 
        self.assertIs(None, transform.final_file_id(root))
344
 
 
345
 
    def test_apply_retains_root_directory(self):
346
 
        # Do not attempt to delete the physical root directory, because that
347
 
        # is impossible.
348
 
        transform, root = self.get_transform()
349
 
        with transform:
350
 
            transform.delete_contents(root)
351
 
            e = self.assertRaises(AssertionError, self.assertRaises,
352
 
                                  errors.TransformRenameFailed,
353
 
                                  transform.apply)
354
 
        self.assertContainsRe('TransformRenameFailed not raised', str(e))
355
 
 
356
 
    def test_apply_retains_file_id(self):
357
 
        transform, root = self.get_transform()
358
 
        old_root_id = transform.tree_file_id(root)
359
 
        transform.unversion_file(root)
360
 
        transform.apply()
361
 
        self.assertEqual(old_root_id, self.wt.path2id(''))
362
 
 
363
 
    def test_hardlink(self):
364
 
        self.requireFeature(HardlinkFeature)
365
 
        transform, root = self.get_transform()
366
 
        transform.new_file('file1', root, [b'contents'])
367
 
        transform.apply()
368
 
        target = self.make_branch_and_tree('target')
369
 
        target_transform = TreeTransform(target)
370
 
        trans_id = target_transform.create_path('file1', target_transform.root)
371
 
        target_transform.create_hardlink(self.wt.abspath('file1'), trans_id)
372
 
        target_transform.apply()
373
 
        self.assertPathExists('target/file1')
374
 
        source_stat = os.stat(self.wt.abspath('file1'))
375
 
        target_stat = os.stat('target/file1')
376
 
        self.assertEqual(source_stat, target_stat)
377
 
 
378
 
    def test_convenience(self):
379
 
        transform, root = self.get_transform()
380
 
        self.wt.lock_tree_write()
381
 
        self.addCleanup(self.wt.unlock)
382
 
        transform.new_file('name', root, [b'contents'], b'my_pretties', True)
383
 
        oz = transform.new_directory('oz', root, b'oz-id')
384
 
        dorothy = transform.new_directory('dorothy', oz, b'dorothy-id')
385
 
        transform.new_file('toto', dorothy, [b'toto-contents'], b'toto-id',
386
 
                           False)
387
 
 
388
 
        self.assertEqual(len(transform.find_conflicts()), 0)
389
 
        transform.apply()
390
 
        self.assertRaises(ReusingTransform, transform.find_conflicts)
391
 
        with open(self.wt.abspath('name'), 'r') as f:
392
 
            self.assertEqual('contents', f.read())
393
 
        self.assertEqual(self.wt.path2id('name'), b'my_pretties')
394
 
        self.assertIs(self.wt.is_executable('name'), True)
395
 
        self.assertEqual(self.wt.path2id('oz'), b'oz-id')
396
 
        self.assertEqual(self.wt.path2id('oz/dorothy'), b'dorothy-id')
397
 
        self.assertEqual(self.wt.path2id('oz/dorothy/toto'), b'toto-id')
398
 
 
399
 
        self.assertEqual(b'toto-contents',
400
 
                         self.wt.get_file('oz/dorothy/toto').read())
401
 
        self.assertIs(self.wt.is_executable('oz/dorothy/toto'), False)
402
 
 
403
 
    def test_tree_reference(self):
404
 
        transform, root = self.get_transform()
405
 
        tree = transform._tree
406
 
        trans_id = transform.new_directory('reference', root, b'subtree-id')
407
 
        transform.set_tree_reference(b'subtree-revision', trans_id)
408
 
        transform.apply()
409
 
        tree.lock_read()
410
 
        self.addCleanup(tree.unlock)
411
 
        self.assertEqual(
412
 
            b'subtree-revision',
413
 
            tree.root_inventory.get_entry(b'subtree-id').reference_revision)
414
 
 
415
 
    def test_conflicts(self):
416
 
        transform, root = self.get_transform()
417
 
        trans_id = transform.new_file('name', root, [b'contents'],
418
 
                                      b'my_pretties')
419
 
        self.assertEqual(len(transform.find_conflicts()), 0)
420
 
        trans_id2 = transform.new_file('name', root, [b'Crontents'], b'toto')
421
 
        self.assertEqual(transform.find_conflicts(),
422
 
                         [('duplicate', trans_id, trans_id2, 'name')])
423
 
        self.assertRaises(MalformedTransform, transform.apply)
424
 
        transform.adjust_path('name', trans_id, trans_id2)
425
 
        self.assertEqual(transform.find_conflicts(),
426
 
                         [('non-directory parent', trans_id)])
427
 
        tinman_id = transform.trans_id_tree_path('tinman')
428
 
        transform.adjust_path('name', tinman_id, trans_id2)
429
 
        self.assertEqual(transform.find_conflicts(),
430
 
                         [('unversioned parent', tinman_id),
431
 
                          ('missing parent', tinman_id)])
432
 
        lion_id = transform.create_path('lion', root)
433
 
        self.assertEqual(transform.find_conflicts(),
434
 
                         [('unversioned parent', tinman_id),
435
 
                          ('missing parent', tinman_id)])
436
 
        transform.adjust_path('name', lion_id, trans_id2)
437
 
        self.assertEqual(transform.find_conflicts(),
438
 
                         [('unversioned parent', lion_id),
439
 
                          ('missing parent', lion_id)])
440
 
        transform.version_file(b"Courage", lion_id)
441
 
        self.assertEqual(transform.find_conflicts(),
442
 
                         [('missing parent', lion_id),
443
 
                          ('versioning no contents', lion_id)])
444
 
        transform.adjust_path('name2', root, trans_id2)
445
 
        self.assertEqual(transform.find_conflicts(),
446
 
                         [('versioning no contents', lion_id)])
447
 
        transform.create_file([b'Contents, okay?'], lion_id)
448
 
        transform.adjust_path('name2', trans_id2, trans_id2)
449
 
        self.assertEqual(transform.find_conflicts(),
450
 
                         [('parent loop', trans_id2),
451
 
                          ('non-directory parent', trans_id2)])
452
 
        transform.adjust_path('name2', root, trans_id2)
453
 
        oz_id = transform.new_directory('oz', root)
454
 
        transform.set_executability(True, oz_id)
455
 
        self.assertEqual(transform.find_conflicts(),
456
 
                         [('unversioned executability', oz_id)])
457
 
        transform.version_file(b'oz-id', oz_id)
458
 
        self.assertEqual(transform.find_conflicts(),
459
 
                         [('non-file executability', oz_id)])
460
 
        transform.set_executability(None, oz_id)
461
 
        tip_id = transform.new_file('tip', oz_id, [b'ozma'], b'tip-id')
462
 
        transform.apply()
463
 
        self.assertEqual(self.wt.path2id('name'), b'my_pretties')
464
 
        with open(self.wt.abspath('name'), 'rb') as f:
465
 
            self.assertEqual(b'contents', f.read())
466
 
        transform2, root = self.get_transform()
467
 
        oz_id = transform2.trans_id_tree_path('oz')
468
 
        newtip = transform2.new_file('tip', oz_id, [b'other'], b'tip-id')
469
 
        result = transform2.find_conflicts()
470
 
        fp = FinalPaths(transform2)
471
 
        self.assertTrue('oz/tip' in transform2._tree_path_ids)
472
 
        self.assertEqual(fp.get_path(newtip), pathjoin('oz', 'tip'))
473
 
        self.assertEqual(len(result), 2)
474
 
        self.assertEqual((result[0][0], result[0][1]),
475
 
                         ('duplicate', newtip))
476
 
        self.assertEqual((result[1][0], result[1][2]),
477
 
                         ('duplicate id', newtip))
478
 
        transform2.finalize()
479
 
        transform3 = TreeTransform(self.wt)
480
 
        self.addCleanup(transform3.finalize)
481
 
        oz_id = transform3.trans_id_tree_path('oz')
482
 
        transform3.delete_contents(oz_id)
483
 
        self.assertEqual(transform3.find_conflicts(),
484
 
                         [('missing parent', oz_id)])
485
 
        root_id = transform3.root
486
 
        tip_id = transform3.trans_id_tree_path('oz/tip')
487
 
        transform3.adjust_path('tip', root_id, tip_id)
488
 
        transform3.apply()
489
 
 
490
 
    def test_conflict_on_case_insensitive(self):
491
 
        tree = self.make_branch_and_tree('tree')
492
 
        # Don't try this at home, kids!
493
 
        # Force the tree to report that it is case sensitive, for conflict
494
 
        # resolution tests
495
 
        tree.case_sensitive = True
496
 
        transform = TreeTransform(tree)
497
 
        self.addCleanup(transform.finalize)
498
 
        transform.new_file('file', transform.root, [b'content'])
499
 
        transform.new_file('FiLe', transform.root, [b'content'])
500
 
        result = transform.find_conflicts()
501
 
        self.assertEqual([], result)
502
 
        transform.finalize()
503
 
        # Force the tree to report that it is case insensitive, for conflict
504
 
        # generation tests
505
 
        tree.case_sensitive = False
506
 
        transform = TreeTransform(tree)
507
 
        self.addCleanup(transform.finalize)
508
 
        transform.new_file('file', transform.root, [b'content'])
509
 
        transform.new_file('FiLe', transform.root, [b'content'])
510
 
        result = transform.find_conflicts()
511
 
        self.assertEqual([('duplicate', 'new-1', 'new-2', 'file')], result)
512
 
 
513
 
    def test_conflict_on_case_insensitive_existing(self):
514
 
        tree = self.make_branch_and_tree('tree')
515
 
        self.build_tree(['tree/FiLe'])
516
 
        # Don't try this at home, kids!
517
 
        # Force the tree to report that it is case sensitive, for conflict
518
 
        # resolution tests
519
 
        tree.case_sensitive = True
520
 
        transform = TreeTransform(tree)
521
 
        self.addCleanup(transform.finalize)
522
 
        transform.new_file('file', transform.root, [b'content'])
523
 
        result = transform.find_conflicts()
524
 
        self.assertEqual([], result)
525
 
        transform.finalize()
526
 
        # Force the tree to report that it is case insensitive, for conflict
527
 
        # generation tests
528
 
        tree.case_sensitive = False
529
 
        transform = TreeTransform(tree)
530
 
        self.addCleanup(transform.finalize)
531
 
        transform.new_file('file', transform.root, [b'content'])
532
 
        result = transform.find_conflicts()
533
 
        self.assertEqual([('duplicate', 'new-1', 'new-2', 'file')], result)
534
 
 
535
 
    def test_resolve_case_insensitive_conflict(self):
536
 
        tree = self.make_branch_and_tree('tree')
537
 
        # Don't try this at home, kids!
538
 
        # Force the tree to report that it is case insensitive, for conflict
539
 
        # resolution tests
540
 
        tree.case_sensitive = False
541
 
        transform = TreeTransform(tree)
542
 
        self.addCleanup(transform.finalize)
543
 
        transform.new_file('file', transform.root, [b'content'])
544
 
        transform.new_file('FiLe', transform.root, [b'content'])
545
 
        resolve_conflicts(transform)
546
 
        transform.apply()
547
 
        self.assertPathExists('tree/file')
548
 
        self.assertPathExists('tree/FiLe.moved')
549
 
 
550
 
    def test_resolve_checkout_case_conflict(self):
551
 
        tree = self.make_branch_and_tree('tree')
552
 
        # Don't try this at home, kids!
553
 
        # Force the tree to report that it is case insensitive, for conflict
554
 
        # resolution tests
555
 
        tree.case_sensitive = False
556
 
        transform = TreeTransform(tree)
557
 
        self.addCleanup(transform.finalize)
558
 
        transform.new_file('file', transform.root, [b'content'])
559
 
        transform.new_file('FiLe', transform.root, [b'content'])
560
 
        resolve_conflicts(transform,
561
 
                          pass_func=lambda t, c: resolve_checkout(t, c, []))
562
 
        transform.apply()
563
 
        self.assertPathExists('tree/file')
564
 
        self.assertPathExists('tree/FiLe.moved')
565
 
 
566
 
    def test_apply_case_conflict(self):
567
 
        """Ensure that a transform with case conflicts can always be applied"""
568
 
        tree = self.make_branch_and_tree('tree')
569
 
        transform = TreeTransform(tree)
570
 
        self.addCleanup(transform.finalize)
571
 
        transform.new_file('file', transform.root, [b'content'])
572
 
        transform.new_file('FiLe', transform.root, [b'content'])
573
 
        dir = transform.new_directory('dir', transform.root)
574
 
        transform.new_file('dirfile', dir, [b'content'])
575
 
        transform.new_file('dirFiLe', dir, [b'content'])
576
 
        resolve_conflicts(transform)
577
 
        transform.apply()
578
 
        self.assertPathExists('tree/file')
579
 
        if not os.path.exists('tree/FiLe.moved'):
580
 
            self.assertPathExists('tree/FiLe')
581
 
        self.assertPathExists('tree/dir/dirfile')
582
 
        if not os.path.exists('tree/dir/dirFiLe.moved'):
583
 
            self.assertPathExists('tree/dir/dirFiLe')
584
 
 
585
 
    def test_case_insensitive_limbo(self):
586
 
        tree = self.make_branch_and_tree('tree')
587
 
        # Don't try this at home, kids!
588
 
        # Force the tree to report that it is case insensitive
589
 
        tree.case_sensitive = False
590
 
        transform = TreeTransform(tree)
591
 
        self.addCleanup(transform.finalize)
592
 
        dir = transform.new_directory('dir', transform.root)
593
 
        first = transform.new_file('file', dir, [b'content'])
594
 
        second = transform.new_file('FiLe', dir, [b'content'])
595
 
        self.assertContainsRe(transform._limbo_name(first), 'new-1/file')
596
 
        self.assertNotContainsRe(transform._limbo_name(second), 'new-1/FiLe')
597
 
 
598
 
    def test_adjust_path_updates_child_limbo_names(self):
599
 
        tree = self.make_branch_and_tree('tree')
600
 
        transform = TreeTransform(tree)
601
 
        self.addCleanup(transform.finalize)
602
 
        foo_id = transform.new_directory('foo', transform.root)
603
 
        bar_id = transform.new_directory('bar', foo_id)
604
 
        baz_id = transform.new_directory('baz', bar_id)
605
 
        qux_id = transform.new_directory('qux', baz_id)
606
 
        transform.adjust_path('quxx', foo_id, bar_id)
607
 
        self.assertStartsWith(transform._limbo_name(qux_id),
608
 
                              transform._limbo_name(bar_id))
609
 
 
610
 
    def test_add_del(self):
611
 
        start, root = self.get_transform()
612
 
        start.new_directory('a', root, b'a')
613
 
        start.apply()
614
 
        transform, root = self.get_transform()
615
 
        transform.delete_versioned(transform.trans_id_tree_path('a'))
616
 
        transform.new_directory('a', root, b'a')
617
 
        transform.apply()
618
 
 
619
 
    def test_unversioning(self):
620
 
        create_tree, root = self.get_transform()
621
 
        parent_id = create_tree.new_directory('parent', root, b'parent-id')
622
 
        create_tree.new_file('child', parent_id, [b'child'], b'child-id')
623
 
        create_tree.apply()
624
 
        unversion = TreeTransform(self.wt)
625
 
        self.addCleanup(unversion.finalize)
626
 
        parent = unversion.trans_id_tree_path('parent')
627
 
        unversion.unversion_file(parent)
628
 
        self.assertEqual(unversion.find_conflicts(),
629
 
                         [('unversioned parent', parent_id)])
630
 
        file_id = unversion.trans_id_tree_path('parent/child')
631
 
        unversion.unversion_file(file_id)
632
 
        unversion.apply()
633
 
 
634
 
    def test_name_invariants(self):
635
 
        create_tree, root = self.get_transform()
636
 
        # prepare tree
637
 
        root = create_tree.root
638
 
        create_tree.new_file('name1', root, [b'hello1'], b'name1')
639
 
        create_tree.new_file('name2', root, [b'hello2'], b'name2')
640
 
        ddir = create_tree.new_directory('dying_directory', root, b'ddir')
641
 
        create_tree.new_file('dying_file', ddir, [b'goodbye1'], b'dfile')
642
 
        create_tree.new_file('moving_file', ddir, [b'later1'], b'mfile')
643
 
        create_tree.new_file('moving_file2', root, [b'later2'], b'mfile2')
644
 
        create_tree.apply()
645
 
 
646
 
        mangle_tree, root = self.get_transform()
647
 
        root = mangle_tree.root
648
 
        # swap names
649
 
        name1 = mangle_tree.trans_id_tree_path('name1')
650
 
        name2 = mangle_tree.trans_id_tree_path('name2')
651
 
        mangle_tree.adjust_path('name2', root, name1)
652
 
        mangle_tree.adjust_path('name1', root, name2)
653
 
 
654
 
        # tests for deleting parent directories
655
 
        ddir = mangle_tree.trans_id_tree_path('dying_directory')
656
 
        mangle_tree.delete_contents(ddir)
657
 
        dfile = mangle_tree.trans_id_tree_path('dying_directory/dying_file')
658
 
        mangle_tree.delete_versioned(dfile)
659
 
        mangle_tree.unversion_file(dfile)
660
 
        mfile = mangle_tree.trans_id_tree_path('dying_directory/moving_file')
661
 
        mangle_tree.adjust_path('mfile', root, mfile)
662
 
 
663
 
        # tests for adding parent directories
664
 
        newdir = mangle_tree.new_directory('new_directory', root, b'newdir')
665
 
        mfile2 = mangle_tree.trans_id_tree_path('moving_file2')
666
 
        mangle_tree.adjust_path('mfile2', newdir, mfile2)
667
 
        mangle_tree.new_file('newfile', newdir, [b'hello3'], b'dfile')
668
 
        self.assertEqual(mangle_tree.final_file_id(mfile2), b'mfile2')
669
 
        self.assertEqual(mangle_tree.final_parent(mfile2), newdir)
670
 
        self.assertEqual(mangle_tree.final_file_id(mfile2), b'mfile2')
671
 
        mangle_tree.apply()
672
 
        with open(self.wt.abspath('name1'), 'r') as f:
673
 
            self.assertEqual(f.read(), 'hello2')
674
 
        with open(self.wt.abspath('name2'), 'r') as f:
675
 
            self.assertEqual(f.read(), 'hello1')
676
 
        mfile2_path = self.wt.abspath(pathjoin('new_directory', 'mfile2'))
677
 
        self.assertEqual(mangle_tree.final_parent(mfile2), newdir)
678
 
        with open(mfile2_path, 'r') as f:
679
 
            self.assertEqual(f.read(), 'later2')
680
 
        self.assertEqual(self.wt.id2path(b'mfile2'), 'new_directory/mfile2')
681
 
        self.assertEqual(self.wt.path2id('new_directory/mfile2'), b'mfile2')
682
 
        newfile_path = self.wt.abspath(pathjoin('new_directory', 'newfile'))
683
 
        with open(newfile_path, 'r') as f:
684
 
            self.assertEqual(f.read(), 'hello3')
685
 
        self.assertEqual(self.wt.path2id('dying_directory'), b'ddir')
686
 
        self.assertIs(self.wt.path2id('dying_directory/dying_file'), None)
687
 
        mfile2_path = self.wt.abspath(pathjoin('new_directory', 'mfile2'))
688
 
 
689
 
    def test_both_rename(self):
690
 
        create_tree, root = self.get_transform()
691
 
        newdir = create_tree.new_directory('selftest', root, b'selftest-id')
692
 
        create_tree.new_file('blackbox.py', newdir, [
693
 
                             b'hello1'], b'blackbox-id')
694
 
        create_tree.apply()
695
 
        mangle_tree, root = self.get_transform()
696
 
        selftest = mangle_tree.trans_id_tree_path('selftest')
697
 
        blackbox = mangle_tree.trans_id_tree_path('selftest/blackbox.py')
698
 
        mangle_tree.adjust_path('test', root, selftest)
699
 
        mangle_tree.adjust_path('test_too_much', root, selftest)
700
 
        mangle_tree.set_executability(True, blackbox)
701
 
        mangle_tree.apply()
702
 
 
703
 
    def test_both_rename2(self):
704
 
        create_tree, root = self.get_transform()
705
 
        breezy = create_tree.new_directory('breezy', root, b'breezy-id')
706
 
        tests = create_tree.new_directory('tests', breezy, b'tests-id')
707
 
        blackbox = create_tree.new_directory('blackbox', tests, b'blackbox-id')
708
 
        create_tree.new_file('test_too_much.py', blackbox, [b'hello1'],
709
 
                             b'test_too_much-id')
710
 
        create_tree.apply()
711
 
        mangle_tree, root = self.get_transform()
712
 
        breezy = mangle_tree.trans_id_tree_path('breezy')
713
 
        tests = mangle_tree.trans_id_tree_path('breezy/tests')
714
 
        test_too_much = mangle_tree.trans_id_tree_path(
715
 
            'breezy/tests/blackbox/test_too_much.py')
716
 
        mangle_tree.adjust_path('selftest', breezy, tests)
717
 
        mangle_tree.adjust_path('blackbox.py', tests, test_too_much)
718
 
        mangle_tree.set_executability(True, test_too_much)
719
 
        mangle_tree.apply()
720
 
 
721
 
    def test_both_rename3(self):
722
 
        create_tree, root = self.get_transform()
723
 
        tests = create_tree.new_directory('tests', root, b'tests-id')
724
 
        create_tree.new_file('test_too_much.py', tests, [b'hello1'],
725
 
                             b'test_too_much-id')
726
 
        create_tree.apply()
727
 
        mangle_tree, root = self.get_transform()
728
 
        tests = mangle_tree.trans_id_tree_path('tests')
729
 
        test_too_much = mangle_tree.trans_id_tree_path(
730
 
            'tests/test_too_much.py')
731
 
        mangle_tree.adjust_path('selftest', root, tests)
732
 
        mangle_tree.adjust_path('blackbox.py', tests, test_too_much)
733
 
        mangle_tree.set_executability(True, test_too_much)
734
 
        mangle_tree.apply()
735
 
 
736
 
    def test_move_dangling_ie(self):
737
 
        create_tree, root = self.get_transform()
738
 
        # prepare tree
739
 
        root = create_tree.root
740
 
        create_tree.new_file('name1', root, [b'hello1'], b'name1')
741
 
        create_tree.apply()
742
 
        delete_contents, root = self.get_transform()
743
 
        file = delete_contents.trans_id_tree_path('name1')
744
 
        delete_contents.delete_contents(file)
745
 
        delete_contents.apply()
746
 
        move_id, root = self.get_transform()
747
 
        name1 = move_id.trans_id_tree_path('name1')
748
 
        newdir = move_id.new_directory('dir', root, b'newdir')
749
 
        move_id.adjust_path('name2', newdir, name1)
750
 
        move_id.apply()
751
 
 
752
 
    def test_replace_dangling_ie(self):
753
 
        create_tree, root = self.get_transform()
754
 
        # prepare tree
755
 
        root = create_tree.root
756
 
        create_tree.new_file('name1', root, [b'hello1'], b'name1')
757
 
        create_tree.apply()
758
 
        delete_contents = TreeTransform(self.wt)
759
 
        self.addCleanup(delete_contents.finalize)
760
 
        file = delete_contents.trans_id_tree_path('name1')
761
 
        delete_contents.delete_contents(file)
762
 
        delete_contents.apply()
763
 
        delete_contents.finalize()
764
 
        replace = TreeTransform(self.wt)
765
 
        self.addCleanup(replace.finalize)
766
 
        name2 = replace.new_file('name2', root, [b'hello2'], b'name1')
767
 
        conflicts = replace.find_conflicts()
768
 
        name1 = replace.trans_id_tree_path('name1')
769
 
        self.assertEqual(conflicts, [('duplicate id', name1, name2)])
770
 
        resolve_conflicts(replace)
771
 
        replace.apply()
772
 
 
773
 
    def _test_symlinks(self, link_name1, link_target1,
774
 
                       link_name2, link_target2):
775
 
 
776
 
        def ozpath(p):
777
 
            return 'oz/' + p
778
 
 
779
 
        self.requireFeature(SymlinkFeature)
780
 
        transform, root = self.get_transform()
781
 
        oz_id = transform.new_directory('oz', root, b'oz-id')
782
 
        transform.new_symlink(link_name1, oz_id, link_target1, b'wizard-id')
783
 
        wiz_id = transform.create_path(link_name2, oz_id)
784
 
        transform.create_symlink(link_target2, wiz_id)
785
 
        transform.version_file(b'wiz-id2', wiz_id)
786
 
        transform.set_executability(True, wiz_id)
787
 
        self.assertEqual(transform.find_conflicts(),
788
 
                         [('non-file executability', wiz_id)])
789
 
        transform.set_executability(None, wiz_id)
790
 
        transform.apply()
791
 
        self.assertEqual(self.wt.path2id(ozpath(link_name1)), b'wizard-id')
792
 
        self.assertEqual('symlink',
793
 
                         file_kind(self.wt.abspath(ozpath(link_name1))))
794
 
        self.assertEqual(link_target2,
795
 
                         osutils.readlink(self.wt.abspath(ozpath(link_name2))))
796
 
        self.assertEqual(link_target1,
797
 
                         osutils.readlink(self.wt.abspath(ozpath(link_name1))))
798
 
 
799
 
    def test_symlinks(self):
800
 
        self._test_symlinks('wizard', 'wizard-target',
801
 
                            'wizard2', 'behind_curtain')
802
 
 
803
 
    def test_symlinks_unicode(self):
804
 
        self.requireFeature(features.UnicodeFilenameFeature)
805
 
        self._test_symlinks(u'\N{Euro Sign}wizard',
806
 
                            u'wizard-targ\N{Euro Sign}t',
807
 
                            u'\N{Euro Sign}wizard2',
808
 
                            u'b\N{Euro Sign}hind_curtain')
809
 
 
810
 
    def test_unsupported_symlink_no_conflict(self):
811
 
        def tt_helper():
812
 
            wt = self.make_branch_and_tree('.')
813
 
            tt = TreeTransform(wt)
814
 
            self.addCleanup(tt.finalize)
815
 
            tt.new_symlink('foo', tt.root, 'bar')
816
 
            result = tt.find_conflicts()
817
 
            self.assertEqual([], result)
818
 
        os_symlink = getattr(os, 'symlink', None)
819
 
        os.symlink = None
820
 
        try:
821
 
            tt_helper()
822
 
        finally:
823
 
            if os_symlink:
824
 
                os.symlink = os_symlink
825
 
 
826
 
    def get_conflicted(self):
827
 
        create, root = self.get_transform()
828
 
        create.new_file('dorothy', root, [b'dorothy'], b'dorothy-id')
829
 
        oz = create.new_directory('oz', root, b'oz-id')
830
 
        create.new_directory('emeraldcity', oz, b'emerald-id')
831
 
        create.apply()
832
 
        conflicts, root = self.get_transform()
833
 
        # set up duplicate entry, duplicate id
834
 
        new_dorothy = conflicts.new_file('dorothy', root, [b'dorothy'],
835
 
                                         b'dorothy-id')
836
 
        old_dorothy = conflicts.trans_id_tree_path('dorothy')
837
 
        oz = conflicts.trans_id_tree_path('oz')
838
 
        # set up DeletedParent parent conflict
839
 
        conflicts.delete_versioned(oz)
840
 
        emerald = conflicts.trans_id_tree_path('oz/emeraldcity')
841
 
        # set up MissingParent conflict
842
 
        munchkincity = conflicts.trans_id_file_id(b'munchkincity-id')
843
 
        conflicts.adjust_path('munchkincity', root, munchkincity)
844
 
        conflicts.new_directory('auntem', munchkincity, b'auntem-id')
845
 
        # set up parent loop
846
 
        conflicts.adjust_path('emeraldcity', emerald, emerald)
847
 
        return conflicts, emerald, oz, old_dorothy, new_dorothy
848
 
 
849
 
    def test_conflict_resolution(self):
850
 
        conflicts, emerald, oz, old_dorothy, new_dorothy =\
851
 
            self.get_conflicted()
852
 
        resolve_conflicts(conflicts)
853
 
        self.assertEqual(conflicts.final_name(old_dorothy), 'dorothy.moved')
854
 
        self.assertIs(conflicts.final_file_id(old_dorothy), None)
855
 
        self.assertEqual(conflicts.final_name(new_dorothy), 'dorothy')
856
 
        self.assertEqual(conflicts.final_file_id(new_dorothy), b'dorothy-id')
857
 
        self.assertEqual(conflicts.final_parent(emerald), oz)
858
 
        conflicts.apply()
859
 
 
860
 
    def test_cook_conflicts(self):
861
 
        tt, emerald, oz, old_dorothy, new_dorothy = self.get_conflicted()
862
 
        raw_conflicts = resolve_conflicts(tt)
863
 
        cooked_conflicts = cook_conflicts(raw_conflicts, tt)
864
 
        duplicate = DuplicateEntry('Moved existing file to', 'dorothy.moved',
865
 
                                   'dorothy', None, b'dorothy-id')
866
 
        self.assertEqual(cooked_conflicts[0], duplicate)
867
 
        duplicate_id = DuplicateID('Unversioned existing file',
868
 
                                   'dorothy.moved', 'dorothy', None,
869
 
                                   b'dorothy-id')
870
 
        self.assertEqual(cooked_conflicts[1], duplicate_id)
871
 
        missing_parent = MissingParent('Created directory', 'munchkincity',
872
 
                                       b'munchkincity-id')
873
 
        deleted_parent = DeletingParent('Not deleting', 'oz', b'oz-id')
874
 
        self.assertEqual(cooked_conflicts[2], missing_parent)
875
 
        unversioned_parent = UnversionedParent('Versioned directory',
876
 
                                               'munchkincity',
877
 
                                               b'munchkincity-id')
878
 
        unversioned_parent2 = UnversionedParent('Versioned directory', 'oz',
879
 
                                                b'oz-id')
880
 
        self.assertEqual(cooked_conflicts[3], unversioned_parent)
881
 
        parent_loop = ParentLoop(
882
 
            'Cancelled move', 'oz/emeraldcity',
883
 
            'oz/emeraldcity', b'emerald-id', b'emerald-id')
884
 
        self.assertEqual(cooked_conflicts[4], deleted_parent)
885
 
        self.assertEqual(cooked_conflicts[5], unversioned_parent2)
886
 
        self.assertEqual(cooked_conflicts[6], parent_loop)
887
 
        self.assertEqual(len(cooked_conflicts), 7)
888
 
        tt.finalize()
889
 
 
890
 
    def test_string_conflicts(self):
891
 
        tt, emerald, oz, old_dorothy, new_dorothy = self.get_conflicted()
892
 
        raw_conflicts = resolve_conflicts(tt)
893
 
        cooked_conflicts = cook_conflicts(raw_conflicts, tt)
894
 
        tt.finalize()
895
 
        conflicts_s = [text_type(c) for c in cooked_conflicts]
896
 
        self.assertEqual(len(cooked_conflicts), len(conflicts_s))
897
 
        self.assertEqual(conflicts_s[0], 'Conflict adding file dorothy.  '
898
 
                                         'Moved existing file to '
899
 
                                         'dorothy.moved.')
900
 
        self.assertEqual(conflicts_s[1], 'Conflict adding id to dorothy.  '
901
 
                                         'Unversioned existing file '
902
 
                                         'dorothy.moved.')
903
 
        self.assertEqual(conflicts_s[2], 'Conflict adding files to'
904
 
                                         ' munchkincity.  Created directory.')
905
 
        self.assertEqual(conflicts_s[3], 'Conflict because munchkincity is not'
906
 
                                         ' versioned, but has versioned'
907
 
                                         ' children.  Versioned directory.')
908
 
        self.assertEqualDiff(
909
 
            conflicts_s[4], "Conflict: can't delete oz because it"
910
 
                            " is not empty.  Not deleting.")
911
 
        self.assertEqual(conflicts_s[5], 'Conflict because oz is not'
912
 
                                         ' versioned, but has versioned'
913
 
                                         ' children.  Versioned directory.')
914
 
        self.assertEqual(conflicts_s[6], 'Conflict moving oz/emeraldcity into'
915
 
                                         ' oz/emeraldcity. Cancelled move.')
916
 
 
917
 
    def prepare_wrong_parent_kind(self):
918
 
        tt, root = self.get_transform()
919
 
        tt.new_file('parent', root, [b'contents'], b'parent-id')
920
 
        tt.apply()
921
 
        tt, root = self.get_transform()
922
 
        parent_id = tt.trans_id_file_id(b'parent-id')
923
 
        tt.new_file('child,', parent_id, [b'contents2'], b'file-id')
924
 
        return tt
925
 
 
926
 
    def test_find_conflicts_wrong_parent_kind(self):
927
 
        tt = self.prepare_wrong_parent_kind()
928
 
        tt.find_conflicts()
929
 
 
930
 
    def test_resolve_conflicts_wrong_existing_parent_kind(self):
931
 
        tt = self.prepare_wrong_parent_kind()
932
 
        raw_conflicts = resolve_conflicts(tt)
933
 
        self.assertEqual({('non-directory parent', 'Created directory',
934
 
                           'new-3')}, raw_conflicts)
935
 
        cooked_conflicts = cook_conflicts(raw_conflicts, tt)
936
 
        self.assertEqual([NonDirectoryParent('Created directory', 'parent.new',
937
 
                                             b'parent-id')], cooked_conflicts)
938
 
        tt.apply()
939
 
        self.assertFalse(self.wt.is_versioned('parent'))
940
 
        self.assertEqual(b'parent-id', self.wt.path2id('parent.new'))
941
 
 
942
 
    def test_resolve_conflicts_wrong_new_parent_kind(self):
943
 
        tt, root = self.get_transform()
944
 
        parent_id = tt.new_directory('parent', root, b'parent-id')
945
 
        tt.new_file('child,', parent_id, [b'contents2'], b'file-id')
946
 
        tt.apply()
947
 
        tt, root = self.get_transform()
948
 
        parent_id = tt.trans_id_file_id(b'parent-id')
949
 
        tt.delete_contents(parent_id)
950
 
        tt.create_file([b'contents'], parent_id)
951
 
        raw_conflicts = resolve_conflicts(tt)
952
 
        self.assertEqual({('non-directory parent', 'Created directory',
953
 
                           'new-3')}, raw_conflicts)
954
 
        tt.apply()
955
 
        self.assertFalse(self.wt.is_versioned('parent'))
956
 
        self.assertEqual(b'parent-id', self.wt.path2id('parent.new'))
957
 
 
958
 
    def test_resolve_conflicts_wrong_parent_kind_unversioned(self):
959
 
        tt, root = self.get_transform()
960
 
        parent_id = tt.new_directory('parent', root)
961
 
        tt.new_file('child,', parent_id, [b'contents2'])
962
 
        tt.apply()
963
 
        tt, root = self.get_transform()
964
 
        parent_id = tt.trans_id_tree_path('parent')
965
 
        tt.delete_contents(parent_id)
966
 
        tt.create_file([b'contents'], parent_id)
967
 
        resolve_conflicts(tt)
968
 
        tt.apply()
969
 
        self.assertFalse(self.wt.is_versioned('parent'))
970
 
        self.assertFalse(self.wt.is_versioned('parent.new'))
971
 
 
972
 
    def test_resolve_conflicts_missing_parent(self):
973
 
        wt = self.make_branch_and_tree('.')
974
 
        tt = TreeTransform(wt)
975
 
        self.addCleanup(tt.finalize)
976
 
        parent = tt.trans_id_file_id(b'parent-id')
977
 
        tt.new_file('file', parent, [b'Contents'])
978
 
        raw_conflicts = resolve_conflicts(tt)
979
 
        # Since the directory doesn't exist it's seen as 'missing'.  So
980
 
        # 'resolve_conflicts' create a conflict asking for it to be created.
981
 
        self.assertLength(1, raw_conflicts)
982
 
        self.assertEqual(('missing parent', 'Created directory', 'new-1'),
983
 
                         raw_conflicts.pop())
984
 
        # apply fail since the missing directory doesn't exist
985
 
        self.assertRaises(errors.NoFinalPath, tt.apply)
986
 
 
987
 
    def test_moving_versioned_directories(self):
988
 
        create, root = self.get_transform()
989
 
        kansas = create.new_directory('kansas', root, b'kansas-id')
990
 
        create.new_directory('house', kansas, b'house-id')
991
 
        create.new_directory('oz', root, b'oz-id')
992
 
        create.apply()
993
 
        cyclone, root = self.get_transform()
994
 
        oz = cyclone.trans_id_tree_path('oz')
995
 
        house = cyclone.trans_id_tree_path('house')
996
 
        cyclone.adjust_path('house', oz, house)
997
 
        cyclone.apply()
998
 
 
999
 
    def test_moving_root(self):
1000
 
        create, root = self.get_transform()
1001
 
        fun = create.new_directory('fun', root, b'fun-id')
1002
 
        create.new_directory('sun', root, b'sun-id')
1003
 
        create.new_directory('moon', root, b'moon')
1004
 
        create.apply()
1005
 
        transform, root = self.get_transform()
1006
 
        transform.adjust_root_path('oldroot', fun)
1007
 
        new_root = transform.trans_id_tree_path('')
1008
 
        transform.version_file(b'new-root', new_root)
1009
 
        transform.apply()
1010
 
 
1011
 
    def test_renames(self):
1012
 
        create, root = self.get_transform()
1013
 
        old = create.new_directory('old-parent', root, b'old-id')
1014
 
        intermediate = create.new_directory('intermediate', old, b'im-id')
1015
 
        myfile = create.new_file('myfile', intermediate, [b'myfile-text'],
1016
 
                                 b'myfile-id')
1017
 
        create.apply()
1018
 
        rename, root = self.get_transform()
1019
 
        old = rename.trans_id_file_id(b'old-id')
1020
 
        rename.adjust_path('new', root, old)
1021
 
        myfile = rename.trans_id_file_id(b'myfile-id')
1022
 
        rename.set_executability(True, myfile)
1023
 
        rename.apply()
1024
 
 
1025
 
    def test_rename_fails(self):
1026
 
        self.requireFeature(features.not_running_as_root)
1027
 
        # see https://bugs.launchpad.net/bzr/+bug/491763
1028
 
        create, root_id = self.get_transform()
1029
 
        create.new_directory('first-dir', root_id, b'first-id')
1030
 
        create.new_file('myfile', root_id, [b'myfile-text'], b'myfile-id')
1031
 
        create.apply()
1032
 
        if os.name == "posix" and sys.platform != "cygwin":
1033
 
            # posix filesystems fail on renaming if the readonly bit is set
1034
 
            osutils.make_readonly(self.wt.abspath('first-dir'))
1035
 
        elif os.name == "nt":
1036
 
            # windows filesystems fail on renaming open files
1037
 
            self.addCleanup(open(self.wt.abspath('myfile')).close)
1038
 
        else:
1039
 
            self.skipTest("Can't force a permissions error on rename")
1040
 
        # now transform to rename
1041
 
        rename_transform, root_id = self.get_transform()
1042
 
        file_trans_id = rename_transform.trans_id_file_id(b'myfile-id')
1043
 
        dir_id = rename_transform.trans_id_file_id(b'first-id')
1044
 
        rename_transform.adjust_path('newname', dir_id, file_trans_id)
1045
 
        e = self.assertRaises(errors.TransformRenameFailed,
1046
 
                              rename_transform.apply)
1047
 
        # On nix looks like:
1048
 
        # "Failed to rename .../work/.bzr/checkout/limbo/new-1
1049
 
        # to .../first-dir/newname: [Errno 13] Permission denied"
1050
 
        # On windows looks like:
1051
 
        # "Failed to rename .../work/myfile to
1052
 
        # .../work/.bzr/checkout/limbo/new-1: [Errno 13] Permission denied"
1053
 
        # This test isn't concerned with exactly what the error looks like,
1054
 
        # and the strerror will vary across OS and locales, but the assert
1055
 
        # that the exeception attributes are what we expect
1056
 
        self.assertEqual(e.errno, errno.EACCES)
1057
 
        if os.name == "posix":
1058
 
            self.assertEndsWith(e.to_path, "/first-dir/newname")
1059
 
        else:
1060
 
            self.assertEqual(os.path.basename(e.from_path), "myfile")
1061
 
 
1062
 
    def test_set_executability_order(self):
1063
 
        """Ensure that executability behaves the same, no matter what order.
1064
 
 
1065
 
        - create file and set executability simultaneously
1066
 
        - create file and set executability afterward
1067
 
        - unsetting the executability of a file whose executability has not
1068
 
          been
1069
 
        declared should throw an exception (this may happen when a
1070
 
        merge attempts to create a file with a duplicate ID)
1071
 
        """
1072
 
        transform, root = self.get_transform()
1073
 
        wt = transform._tree
1074
 
        wt.lock_read()
1075
 
        self.addCleanup(wt.unlock)
1076
 
        transform.new_file('set_on_creation', root, [b'Set on creation'],
1077
 
                           b'soc', True)
1078
 
        sac = transform.new_file('set_after_creation', root,
1079
 
                                 [b'Set after creation'], b'sac')
1080
 
        transform.set_executability(True, sac)
1081
 
        uws = transform.new_file('unset_without_set', root, [b'Unset badly'],
1082
 
                                 b'uws')
1083
 
        self.assertRaises(KeyError, transform.set_executability, None, uws)
1084
 
        transform.apply()
1085
 
        self.assertTrue(wt.is_executable('set_on_creation'))
1086
 
        self.assertTrue(wt.is_executable('set_after_creation'))
1087
 
 
1088
 
    def test_preserve_mode(self):
1089
 
        """File mode is preserved when replacing content"""
1090
 
        if sys.platform == 'win32':
1091
 
            raise TestSkipped('chmod has no effect on win32')
1092
 
        transform, root = self.get_transform()
1093
 
        transform.new_file('file1', root, [b'contents'], b'file1-id', True)
1094
 
        transform.apply()
1095
 
        self.wt.lock_write()
1096
 
        self.addCleanup(self.wt.unlock)
1097
 
        self.assertTrue(self.wt.is_executable('file1'))
1098
 
        transform, root = self.get_transform()
1099
 
        file1_id = transform.trans_id_tree_path('file1')
1100
 
        transform.delete_contents(file1_id)
1101
 
        transform.create_file([b'contents2'], file1_id)
1102
 
        transform.apply()
1103
 
        self.assertTrue(self.wt.is_executable('file1'))
1104
 
 
1105
 
    def test__set_mode_stats_correctly(self):
1106
 
        """_set_mode stats to determine file mode."""
1107
 
        if sys.platform == 'win32':
1108
 
            raise TestSkipped('chmod has no effect on win32')
1109
 
 
1110
 
        stat_paths = []
1111
 
        real_stat = os.stat
1112
 
 
1113
 
        def instrumented_stat(path):
1114
 
            stat_paths.append(path)
1115
 
            return real_stat(path)
1116
 
 
1117
 
        transform, root = self.get_transform()
1118
 
 
1119
 
        bar1_id = transform.new_file('bar', root, [b'bar contents 1\n'],
1120
 
                                     file_id=b'bar-id-1', executable=False)
1121
 
        transform.apply()
1122
 
 
1123
 
        transform, root = self.get_transform()
1124
 
        bar1_id = transform.trans_id_tree_path('bar')
1125
 
        bar2_id = transform.trans_id_tree_path('bar2')
1126
 
        try:
1127
 
            os.stat = instrumented_stat
1128
 
            transform.create_file([b'bar2 contents\n'],
1129
 
                                  bar2_id, mode_id=bar1_id)
1130
 
        finally:
1131
 
            os.stat = real_stat
1132
 
            transform.finalize()
1133
 
 
1134
 
        bar1_abspath = self.wt.abspath('bar')
1135
 
        self.assertEqual([bar1_abspath], stat_paths)
1136
 
 
1137
 
    def test_iter_changes(self):
1138
 
        self.wt.set_root_id(b'eert_toor')
1139
 
        transform, root = self.get_transform()
1140
 
        transform.new_file('old', root, [b'blah'], b'id-1', True)
1141
 
        transform.apply()
1142
 
        transform, root = self.get_transform()
1143
 
        try:
1144
 
            self.assertEqual([], list(transform.iter_changes()))
1145
 
            old = transform.trans_id_tree_path('old')
1146
 
            transform.unversion_file(old)
1147
 
            self.assertEqual([(b'id-1', ('old', None), False, (True, False),
1148
 
                               (b'eert_toor', b'eert_toor'),
1149
 
                               ('old', 'old'), ('file', 'file'),
1150
 
                               (True, True), False)],
1151
 
                             list(transform.iter_changes()))
1152
 
            transform.new_directory('new', root, b'id-1')
1153
 
            self.assertEqual([(b'id-1', ('old', 'new'), True, (True, True),
1154
 
                               (b'eert_toor', b'eert_toor'), ('old', 'new'),
1155
 
                               ('file', 'directory'),
1156
 
                               (True, False), False)],
1157
 
                             list(transform.iter_changes()))
1158
 
        finally:
1159
 
            transform.finalize()
1160
 
 
1161
 
    def test_iter_changes_new(self):
1162
 
        self.wt.set_root_id(b'eert_toor')
1163
 
        transform, root = self.get_transform()
1164
 
        transform.new_file('old', root, [b'blah'])
1165
 
        transform.apply()
1166
 
        transform, root = self.get_transform()
1167
 
        try:
1168
 
            old = transform.trans_id_tree_path('old')
1169
 
            transform.version_file(b'id-1', old)
1170
 
            self.assertEqual([(b'id-1', (None, 'old'), False, (False, True),
1171
 
                               (b'eert_toor', b'eert_toor'),
1172
 
                               ('old', 'old'), ('file', 'file'),
1173
 
                               (False, False), False)],
1174
 
                             list(transform.iter_changes()))
1175
 
        finally:
1176
 
            transform.finalize()
1177
 
 
1178
 
    def test_iter_changes_modifications(self):
1179
 
        self.wt.set_root_id(b'eert_toor')
1180
 
        transform, root = self.get_transform()
1181
 
        transform.new_file('old', root, [b'blah'], b'id-1')
1182
 
        transform.new_file('new', root, [b'blah'])
1183
 
        transform.new_directory('subdir', root, b'subdir-id')
1184
 
        transform.apply()
1185
 
        transform, root = self.get_transform()
1186
 
        try:
1187
 
            old = transform.trans_id_tree_path('old')
1188
 
            subdir = transform.trans_id_tree_path('subdir')
1189
 
            new = transform.trans_id_tree_path('new')
1190
 
            self.assertEqual([], list(transform.iter_changes()))
1191
 
 
1192
 
            # content deletion
1193
 
            transform.delete_contents(old)
1194
 
            self.assertEqual([(b'id-1', ('old', 'old'), True, (True, True),
1195
 
                               (b'eert_toor', b'eert_toor'),
1196
 
                               ('old', 'old'), ('file', None),
1197
 
                               (False, False), False)],
1198
 
                             list(transform.iter_changes()))
1199
 
 
1200
 
            # content change
1201
 
            transform.create_file([b'blah'], old)
1202
 
            self.assertEqual([(b'id-1', ('old', 'old'), True, (True, True),
1203
 
                               (b'eert_toor', b'eert_toor'),
1204
 
                               ('old', 'old'), ('file', 'file'),
1205
 
                               (False, False), False)],
1206
 
                             list(transform.iter_changes()))
1207
 
            transform.cancel_deletion(old)
1208
 
            self.assertEqual([(b'id-1', ('old', 'old'), True, (True, True),
1209
 
                               (b'eert_toor', b'eert_toor'),
1210
 
                               ('old', 'old'), ('file', 'file'),
1211
 
                               (False, False), False)],
1212
 
                             list(transform.iter_changes()))
1213
 
            transform.cancel_creation(old)
1214
 
 
1215
 
            # move file_id to a different file
1216
 
            self.assertEqual([], list(transform.iter_changes()))
1217
 
            transform.unversion_file(old)
1218
 
            transform.version_file(b'id-1', new)
1219
 
            transform.adjust_path('old', root, new)
1220
 
            self.assertEqual([(b'id-1', ('old', 'old'), True, (True, True),
1221
 
                               (b'eert_toor', b'eert_toor'),
1222
 
                               ('old', 'old'), ('file', 'file'),
1223
 
                               (False, False), False)],
1224
 
                             list(transform.iter_changes()))
1225
 
            transform.cancel_versioning(new)
1226
 
            transform._removed_id = set()
1227
 
 
1228
 
            # execute bit
1229
 
            self.assertEqual([], list(transform.iter_changes()))
1230
 
            transform.set_executability(True, old)
1231
 
            self.assertEqual([(b'id-1', ('old', 'old'), False, (True, True),
1232
 
                               (b'eert_toor', b'eert_toor'),
1233
 
                               ('old', 'old'), ('file', 'file'),
1234
 
                               (False, True), False)],
1235
 
                             list(transform.iter_changes()))
1236
 
            transform.set_executability(None, old)
1237
 
 
1238
 
            # filename
1239
 
            self.assertEqual([], list(transform.iter_changes()))
1240
 
            transform.adjust_path('new', root, old)
1241
 
            transform._new_parent = {}
1242
 
            self.assertEqual([(b'id-1', ('old', 'new'), False, (True, True),
1243
 
                               (b'eert_toor', b'eert_toor'),
1244
 
                               ('old', 'new'), ('file', 'file'),
1245
 
                               (False, False), False)],
1246
 
                             list(transform.iter_changes()))
1247
 
            transform._new_name = {}
1248
 
 
1249
 
            # parent directory
1250
 
            self.assertEqual([], list(transform.iter_changes()))
1251
 
            transform.adjust_path('new', subdir, old)
1252
 
            transform._new_name = {}
1253
 
            self.assertEqual([(b'id-1', ('old', 'subdir/old'), False,
1254
 
                               (True, True), (b'eert_toor',
1255
 
                                              b'subdir-id'), ('old', 'old'),
1256
 
                               ('file', 'file'), (False, False), False)],
1257
 
                             list(transform.iter_changes()))
1258
 
            transform._new_path = {}
1259
 
 
1260
 
        finally:
1261
 
            transform.finalize()
1262
 
 
1263
 
    def test_iter_changes_modified_bleed(self):
1264
 
        self.wt.set_root_id(b'eert_toor')
1265
 
        """Modified flag should not bleed from one change to another"""
1266
 
        # unfortunately, we have no guarantee that file1 (which is modified)
1267
 
        # will be applied before file2.  And if it's applied after file2, it
1268
 
        # obviously can't bleed into file2's change output.  But for now, it
1269
 
        # works.
1270
 
        transform, root = self.get_transform()
1271
 
        transform.new_file('file1', root, [b'blah'], b'id-1')
1272
 
        transform.new_file('file2', root, [b'blah'], b'id-2')
1273
 
        transform.apply()
1274
 
        transform, root = self.get_transform()
1275
 
        try:
1276
 
            transform.delete_contents(transform.trans_id_file_id(b'id-1'))
1277
 
            transform.set_executability(True,
1278
 
                                        transform.trans_id_file_id(b'id-2'))
1279
 
            self.assertEqual(
1280
 
                [(b'id-1', (u'file1', u'file1'), True, (True, True),
1281
 
                 (b'eert_toor', b'eert_toor'), ('file1', u'file1'),
1282
 
                 ('file', None), (False, False), False),
1283
 
                 (b'id-2', (u'file2', u'file2'), False, (True, True),
1284
 
                 (b'eert_toor', b'eert_toor'), ('file2', u'file2'),
1285
 
                 ('file', 'file'), (False, True), False)],
1286
 
                list(transform.iter_changes()))
1287
 
        finally:
1288
 
            transform.finalize()
1289
 
 
1290
 
    def test_iter_changes_move_missing(self):
1291
 
        """Test moving ids with no files around"""
1292
 
        self.wt.set_root_id(b'toor_eert')
1293
 
        # Need two steps because versioning a non-existant file is a conflict.
1294
 
        transform, root = self.get_transform()
1295
 
        transform.new_directory('floater', root, b'floater-id')
1296
 
        transform.apply()
1297
 
        transform, root = self.get_transform()
1298
 
        transform.delete_contents(transform.trans_id_tree_path('floater'))
1299
 
        transform.apply()
1300
 
        transform, root = self.get_transform()
1301
 
        floater = transform.trans_id_tree_path('floater')
1302
 
        try:
1303
 
            transform.adjust_path('flitter', root, floater)
1304
 
            self.assertEqual([(b'floater-id', ('floater', 'flitter'), False,
1305
 
                               (True, True),
1306
 
                               (b'toor_eert', b'toor_eert'),
1307
 
                               ('floater', 'flitter'),
1308
 
                               (None, None), (False, False), False)],
1309
 
                             list(transform.iter_changes()))
1310
 
        finally:
1311
 
            transform.finalize()
1312
 
 
1313
 
    def test_iter_changes_pointless(self):
1314
 
        """Ensure that no-ops are not treated as modifications"""
1315
 
        self.wt.set_root_id(b'eert_toor')
1316
 
        transform, root = self.get_transform()
1317
 
        transform.new_file('old', root, [b'blah'], b'id-1')
1318
 
        transform.new_directory('subdir', root, b'subdir-id')
1319
 
        transform.apply()
1320
 
        transform, root = self.get_transform()
1321
 
        try:
1322
 
            old = transform.trans_id_tree_path('old')
1323
 
            subdir = transform.trans_id_tree_path('subdir')
1324
 
            self.assertEqual([], list(transform.iter_changes()))
1325
 
            transform.delete_contents(subdir)
1326
 
            transform.create_directory(subdir)
1327
 
            transform.set_executability(False, old)
1328
 
            transform.unversion_file(old)
1329
 
            transform.version_file(b'id-1', old)
1330
 
            transform.adjust_path('old', root, old)
1331
 
            self.assertEqual([], list(transform.iter_changes()))
1332
 
        finally:
1333
 
            transform.finalize()
1334
 
 
1335
 
    def test_rename_count(self):
1336
 
        transform, root = self.get_transform()
1337
 
        transform.new_file('name1', root, [b'contents'])
1338
 
        self.assertEqual(transform.rename_count, 0)
1339
 
        transform.apply()
1340
 
        self.assertEqual(transform.rename_count, 1)
1341
 
        transform2, root = self.get_transform()
1342
 
        transform2.adjust_path('name2', root,
1343
 
                               transform2.trans_id_tree_path('name1'))
1344
 
        self.assertEqual(transform2.rename_count, 0)
1345
 
        transform2.apply()
1346
 
        self.assertEqual(transform2.rename_count, 2)
1347
 
 
1348
 
    def test_change_parent(self):
1349
 
        """Ensure that after we change a parent, the results are still right.
1350
 
 
1351
 
        Renames and parent changes on pending transforms can happen as part
1352
 
        of conflict resolution, and are explicitly permitted by the
1353
 
        TreeTransform API.
1354
 
 
1355
 
        This test ensures they work correctly with the rename-avoidance
1356
 
        optimization.
1357
 
        """
1358
 
        transform, root = self.get_transform()
1359
 
        parent1 = transform.new_directory('parent1', root)
1360
 
        child1 = transform.new_file('child1', parent1, [b'contents'])
1361
 
        parent2 = transform.new_directory('parent2', root)
1362
 
        transform.adjust_path('child1', parent2, child1)
1363
 
        transform.apply()
1364
 
        self.assertPathDoesNotExist(self.wt.abspath('parent1/child1'))
1365
 
        self.assertPathExists(self.wt.abspath('parent2/child1'))
1366
 
        # rename limbo/new-1 => parent1, rename limbo/new-3 => parent2
1367
 
        # no rename for child1 (counting only renames during apply)
1368
 
        self.assertEqual(2, transform.rename_count)
1369
 
 
1370
 
    def test_cancel_parent(self):
1371
 
        """Cancelling a parent doesn't cause deletion of a non-empty directory
1372
 
 
1373
 
        This is like the test_change_parent, except that we cancel the parent
1374
 
        before adjusting the path.  The transform must detect that the
1375
 
        directory is non-empty, and move children to safe locations.
1376
 
        """
1377
 
        transform, root = self.get_transform()
1378
 
        parent1 = transform.new_directory('parent1', root)
1379
 
        child1 = transform.new_file('child1', parent1, [b'contents'])
1380
 
        child2 = transform.new_file('child2', parent1, [b'contents'])
1381
 
        try:
1382
 
            transform.cancel_creation(parent1)
1383
 
        except OSError:
1384
 
            self.fail('Failed to move child1 before deleting parent1')
1385
 
        transform.cancel_creation(child2)
1386
 
        transform.create_directory(parent1)
1387
 
        try:
1388
 
            transform.cancel_creation(parent1)
1389
 
        # If the transform incorrectly believes that child2 is still in
1390
 
        # parent1's limbo directory, it will try to rename it and fail
1391
 
        # because was already moved by the first cancel_creation.
1392
 
        except OSError:
1393
 
            self.fail('Transform still thinks child2 is a child of parent1')
1394
 
        parent2 = transform.new_directory('parent2', root)
1395
 
        transform.adjust_path('child1', parent2, child1)
1396
 
        transform.apply()
1397
 
        self.assertPathDoesNotExist(self.wt.abspath('parent1'))
1398
 
        self.assertPathExists(self.wt.abspath('parent2/child1'))
1399
 
        # rename limbo/new-3 => parent2, rename limbo/new-2 => child1
1400
 
        self.assertEqual(2, transform.rename_count)
1401
 
 
1402
 
    def test_adjust_and_cancel(self):
1403
 
        """Make sure adjust_path keeps track of limbo children properly"""
1404
 
        transform, root = self.get_transform()
1405
 
        parent1 = transform.new_directory('parent1', root)
1406
 
        child1 = transform.new_file('child1', parent1, [b'contents'])
1407
 
        parent2 = transform.new_directory('parent2', root)
1408
 
        transform.adjust_path('child1', parent2, child1)
1409
 
        transform.cancel_creation(child1)
1410
 
        try:
1411
 
            transform.cancel_creation(parent1)
1412
 
        # if the transform thinks child1 is still in parent1's limbo
1413
 
        # directory, it will attempt to move it and fail.
1414
 
        except OSError:
1415
 
            self.fail('Transform still thinks child1 is a child of parent1')
1416
 
        transform.finalize()
1417
 
 
1418
 
    def test_noname_contents(self):
1419
 
        """TreeTransform should permit deferring naming files."""
1420
 
        transform, root = self.get_transform()
1421
 
        parent = transform.trans_id_file_id(b'parent-id')
1422
 
        try:
1423
 
            transform.create_directory(parent)
1424
 
        except KeyError:
1425
 
            self.fail("Can't handle contents with no name")
1426
 
        transform.finalize()
1427
 
 
1428
 
    def test_noname_contents_nested(self):
1429
 
        """TreeTransform should permit deferring naming files."""
1430
 
        transform, root = self.get_transform()
1431
 
        parent = transform.trans_id_file_id(b'parent-id')
1432
 
        try:
1433
 
            transform.create_directory(parent)
1434
 
        except KeyError:
1435
 
            self.fail("Can't handle contents with no name")
1436
 
        transform.new_directory('child', parent)
1437
 
        transform.adjust_path('parent', root, parent)
1438
 
        transform.apply()
1439
 
        self.assertPathExists(self.wt.abspath('parent/child'))
1440
 
        self.assertEqual(1, transform.rename_count)
1441
 
 
1442
 
    def test_reuse_name(self):
1443
 
        """Avoid reusing the same limbo name for different files"""
1444
 
        transform, root = self.get_transform()
1445
 
        parent = transform.new_directory('parent', root)
1446
 
        transform.new_directory('child', parent)
1447
 
        try:
1448
 
            child2 = transform.new_directory('child', parent)
1449
 
        except OSError:
1450
 
            self.fail('Tranform tried to use the same limbo name twice')
1451
 
        transform.adjust_path('child2', parent, child2)
1452
 
        transform.apply()
1453
 
        # limbo/new-1 => parent, limbo/new-3 => parent/child2
1454
 
        # child2 is put into top-level limbo because child1 has already
1455
 
        # claimed the direct limbo path when child2 is created.  There is no
1456
 
        # advantage in renaming files once they're in top-level limbo, except
1457
 
        # as part of apply.
1458
 
        self.assertEqual(2, transform.rename_count)
1459
 
 
1460
 
    def test_reuse_when_first_moved(self):
1461
 
        """Don't avoid direct paths when it is safe to use them"""
1462
 
        transform, root = self.get_transform()
1463
 
        parent = transform.new_directory('parent', root)
1464
 
        child1 = transform.new_directory('child', parent)
1465
 
        transform.adjust_path('child1', parent, child1)
1466
 
        transform.new_directory('child', parent)
1467
 
        transform.apply()
1468
 
        # limbo/new-1 => parent
1469
 
        self.assertEqual(1, transform.rename_count)
1470
 
 
1471
 
    def test_reuse_after_cancel(self):
1472
 
        """Don't avoid direct paths when it is safe to use them"""
1473
 
        transform, root = self.get_transform()
1474
 
        parent2 = transform.new_directory('parent2', root)
1475
 
        child1 = transform.new_directory('child1', parent2)
1476
 
        transform.cancel_creation(parent2)
1477
 
        transform.create_directory(parent2)
1478
 
        transform.new_directory('child1', parent2)
1479
 
        transform.adjust_path('child2', parent2, child1)
1480
 
        transform.apply()
1481
 
        # limbo/new-1 => parent2, limbo/new-2 => parent2/child1
1482
 
        self.assertEqual(2, transform.rename_count)
1483
 
 
1484
 
    def test_finalize_order(self):
1485
 
        """Finalize must be done in child-to-parent order"""
1486
 
        transform, root = self.get_transform()
1487
 
        parent = transform.new_directory('parent', root)
1488
 
        transform.new_directory('child', parent)
1489
 
        try:
1490
 
            transform.finalize()
1491
 
        except OSError:
1492
 
            self.fail('Tried to remove parent before child1')
1493
 
 
1494
 
    def test_cancel_with_cancelled_child_should_succeed(self):
1495
 
        transform, root = self.get_transform()
1496
 
        parent = transform.new_directory('parent', root)
1497
 
        child = transform.new_directory('child', parent)
1498
 
        transform.cancel_creation(child)
1499
 
        transform.cancel_creation(parent)
1500
 
        transform.finalize()
1501
 
 
1502
 
    def test_rollback_on_directory_clash(self):
1503
 
        def tt_helper():
1504
 
            wt = self.make_branch_and_tree('.')
1505
 
            tt = TreeTransform(wt)  # TreeTransform obtains write lock
1506
 
            try:
1507
 
                foo = tt.new_directory('foo', tt.root)
1508
 
                tt.new_file('bar', foo, [b'foobar'])
1509
 
                baz = tt.new_directory('baz', tt.root)
1510
 
                tt.new_file('qux', baz, [b'quux'])
1511
 
                # Ask for a rename 'foo' -> 'baz'
1512
 
                tt.adjust_path('baz', tt.root, foo)
1513
 
                # Lie to tt that we've already resolved all conflicts.
1514
 
                tt.apply(no_conflicts=True)
1515
 
            except BaseException:
1516
 
                wt.unlock()
1517
 
                raise
1518
 
        # The rename will fail because the target directory is not empty (but
1519
 
        # raises FileExists anyway).
1520
 
        err = self.assertRaises(errors.FileExists, tt_helper)
1521
 
        self.assertEndsWith(err.path, "/baz")
1522
 
 
1523
 
    def test_two_directories_clash(self):
1524
 
        def tt_helper():
1525
 
            wt = self.make_branch_and_tree('.')
1526
 
            tt = TreeTransform(wt)  # TreeTransform obtains write lock
1527
 
            try:
1528
 
                foo_1 = tt.new_directory('foo', tt.root)
1529
 
                tt.new_directory('bar', foo_1)
1530
 
                # Adding the same directory with a different content
1531
 
                foo_2 = tt.new_directory('foo', tt.root)
1532
 
                tt.new_directory('baz', foo_2)
1533
 
                # Lie to tt that we've already resolved all conflicts.
1534
 
                tt.apply(no_conflicts=True)
1535
 
            except BaseException:
1536
 
                wt.unlock()
1537
 
                raise
1538
 
        err = self.assertRaises(errors.FileExists, tt_helper)
1539
 
        self.assertEndsWith(err.path, "/foo")
1540
 
 
1541
 
    def test_two_directories_clash_finalize(self):
1542
 
        def tt_helper():
1543
 
            wt = self.make_branch_and_tree('.')
1544
 
            tt = TreeTransform(wt)  # TreeTransform obtains write lock
1545
 
            try:
1546
 
                foo_1 = tt.new_directory('foo', tt.root)
1547
 
                tt.new_directory('bar', foo_1)
1548
 
                # Adding the same directory with a different content
1549
 
                foo_2 = tt.new_directory('foo', tt.root)
1550
 
                tt.new_directory('baz', foo_2)
1551
 
                # Lie to tt that we've already resolved all conflicts.
1552
 
                tt.apply(no_conflicts=True)
1553
 
            except BaseException:
1554
 
                tt.finalize()
1555
 
                raise
1556
 
        err = self.assertRaises(errors.FileExists, tt_helper)
1557
 
        self.assertEndsWith(err.path, "/foo")
1558
 
 
1559
 
    def test_file_to_directory(self):
1560
 
        wt = self.make_branch_and_tree('.')
1561
 
        self.build_tree(['foo'])
1562
 
        wt.add(['foo'])
1563
 
        wt.commit("one")
1564
 
        tt = TreeTransform(wt)
1565
 
        self.addCleanup(tt.finalize)
1566
 
        foo_trans_id = tt.trans_id_tree_path("foo")
1567
 
        tt.delete_contents(foo_trans_id)
1568
 
        tt.create_directory(foo_trans_id)
1569
 
        bar_trans_id = tt.trans_id_tree_path("foo/bar")
1570
 
        tt.create_file([b"aa\n"], bar_trans_id)
1571
 
        tt.version_file(b"bar-1", bar_trans_id)
1572
 
        tt.apply()
1573
 
        self.assertPathExists("foo/bar")
1574
 
        wt.lock_read()
1575
 
        try:
1576
 
            self.assertEqual(wt.kind("foo"), "directory")
1577
 
        finally:
1578
 
            wt.unlock()
1579
 
        wt.commit("two")
1580
 
        changes = wt.changes_from(wt.basis_tree())
1581
 
        self.assertFalse(changes.has_changed(), changes)
1582
 
 
1583
 
    def test_file_to_symlink(self):
1584
 
        self.requireFeature(SymlinkFeature)
1585
 
        wt = self.make_branch_and_tree('.')
1586
 
        self.build_tree(['foo'])
1587
 
        wt.add(['foo'])
1588
 
        wt.commit("one")
1589
 
        tt = TreeTransform(wt)
1590
 
        self.addCleanup(tt.finalize)
1591
 
        foo_trans_id = tt.trans_id_tree_path("foo")
1592
 
        tt.delete_contents(foo_trans_id)
1593
 
        tt.create_symlink("bar", foo_trans_id)
1594
 
        tt.apply()
1595
 
        self.assertPathExists("foo")
1596
 
        wt.lock_read()
1597
 
        self.addCleanup(wt.unlock)
1598
 
        self.assertEqual(wt.kind("foo"), "symlink")
1599
 
 
1600
 
    def test_file_to_symlink_unsupported(self):
1601
 
        wt = self.make_branch_and_tree('.')
1602
 
        self.build_tree(['foo'])
1603
 
        wt.add(['foo'])
1604
 
        wt.commit("one")
1605
 
        self.overrideAttr(osutils, 'supports_symlinks', lambda p: False)
1606
 
        tt = TreeTransform(wt)
1607
 
        self.addCleanup(tt.finalize)
1608
 
        foo_trans_id = tt.trans_id_tree_path("foo")
1609
 
        tt.delete_contents(foo_trans_id)
1610
 
        log = BytesIO()
1611
 
        trace.push_log_file(log)
1612
 
        tt.create_symlink("bar", foo_trans_id)
1613
 
        tt.apply()
1614
 
        self.assertContainsRe(
1615
 
            log.getvalue(),
1616
 
            b'Unable to create symlink "foo" on this filesystem')
1617
 
 
1618
 
    def test_dir_to_file(self):
1619
 
        wt = self.make_branch_and_tree('.')
1620
 
        self.build_tree(['foo/', 'foo/bar'])
1621
 
        wt.add(['foo', 'foo/bar'])
1622
 
        wt.commit("one")
1623
 
        tt = TreeTransform(wt)
1624
 
        self.addCleanup(tt.finalize)
1625
 
        foo_trans_id = tt.trans_id_tree_path("foo")
1626
 
        bar_trans_id = tt.trans_id_tree_path("foo/bar")
1627
 
        tt.delete_contents(foo_trans_id)
1628
 
        tt.delete_versioned(bar_trans_id)
1629
 
        tt.create_file([b"aa\n"], foo_trans_id)
1630
 
        tt.apply()
1631
 
        self.assertPathExists("foo")
1632
 
        wt.lock_read()
1633
 
        self.addCleanup(wt.unlock)
1634
 
        self.assertEqual(wt.kind("foo"), "file")
1635
 
 
1636
 
    def test_dir_to_hardlink(self):
1637
 
        self.requireFeature(HardlinkFeature)
1638
 
        wt = self.make_branch_and_tree('.')
1639
 
        self.build_tree(['foo/', 'foo/bar'])
1640
 
        wt.add(['foo', 'foo/bar'])
1641
 
        wt.commit("one")
1642
 
        tt = TreeTransform(wt)
1643
 
        self.addCleanup(tt.finalize)
1644
 
        foo_trans_id = tt.trans_id_tree_path("foo")
1645
 
        bar_trans_id = tt.trans_id_tree_path("foo/bar")
1646
 
        tt.delete_contents(foo_trans_id)
1647
 
        tt.delete_versioned(bar_trans_id)
1648
 
        self.build_tree(['baz'])
1649
 
        tt.create_hardlink("baz", foo_trans_id)
1650
 
        tt.apply()
1651
 
        self.assertPathExists("foo")
1652
 
        self.assertPathExists("baz")
1653
 
        wt.lock_read()
1654
 
        self.addCleanup(wt.unlock)
1655
 
        self.assertEqual(wt.kind("foo"), "file")
1656
 
 
1657
 
    def test_no_final_path(self):
1658
 
        transform, root = self.get_transform()
1659
 
        trans_id = transform.trans_id_file_id(b'foo')
1660
 
        transform.create_file([b'bar'], trans_id)
1661
 
        transform.cancel_creation(trans_id)
1662
 
        transform.apply()
1663
 
 
1664
 
    def test_create_from_tree(self):
1665
 
        tree1 = self.make_branch_and_tree('tree1')
1666
 
        self.build_tree_contents([('tree1/foo/',), ('tree1/bar', b'baz')])
1667
 
        tree1.add(['foo', 'bar'], [b'foo-id', b'bar-id'])
1668
 
        tree2 = self.make_branch_and_tree('tree2')
1669
 
        tt = TreeTransform(tree2)
1670
 
        foo_trans_id = tt.create_path('foo', tt.root)
1671
 
        create_from_tree(tt, foo_trans_id, tree1, 'foo')
1672
 
        bar_trans_id = tt.create_path('bar', tt.root)
1673
 
        create_from_tree(tt, bar_trans_id, tree1, 'bar')
1674
 
        tt.apply()
1675
 
        self.assertEqual('directory', osutils.file_kind('tree2/foo'))
1676
 
        self.assertFileEqual(b'baz', 'tree2/bar')
1677
 
 
1678
 
    def test_create_from_tree_bytes(self):
1679
 
        """Provided lines are used instead of tree content."""
1680
 
        tree1 = self.make_branch_and_tree('tree1')
1681
 
        self.build_tree_contents([('tree1/foo', b'bar'), ])
1682
 
        tree1.add('foo', b'foo-id')
1683
 
        tree2 = self.make_branch_and_tree('tree2')
1684
 
        tt = TreeTransform(tree2)
1685
 
        foo_trans_id = tt.create_path('foo', tt.root)
1686
 
        create_from_tree(tt, foo_trans_id, tree1, 'foo', chunks=[b'qux'])
1687
 
        tt.apply()
1688
 
        self.assertFileEqual(b'qux', 'tree2/foo')
1689
 
 
1690
 
    def test_create_from_tree_symlink(self):
1691
 
        self.requireFeature(SymlinkFeature)
1692
 
        tree1 = self.make_branch_and_tree('tree1')
1693
 
        os.symlink('bar', 'tree1/foo')
1694
 
        tree1.add('foo', b'foo-id')
1695
 
        tt = TreeTransform(self.make_branch_and_tree('tree2'))
1696
 
        foo_trans_id = tt.create_path('foo', tt.root)
1697
 
        create_from_tree(tt, foo_trans_id, tree1, 'foo')
1698
 
        tt.apply()
1699
 
        self.assertEqual('bar', os.readlink('tree2/foo'))
1700
 
 
1701
 
 
1702
89
class TransformGroup(object):
1703
90
 
1704
91
    def __init__(self, dirname, root_id):
1707
94
        self.wt = ControlDir.create_standalone_workingtree(dirname)
1708
95
        self.wt.set_root_id(root_id)
1709
96
        self.b = self.wt.branch
1710
 
        self.tt = TreeTransform(self.wt)
 
97
        self.tt = self.wt.transform()
1711
98
        self.root = self.tt.trans_id_tree_path('')
1712
99
 
1713
100
 
1716
103
    return template % (b'<' * 7, tree, b'=' * 7, merge, b'>' * 7)
1717
104
 
1718
105
 
1719
 
class TestInventoryAltered(tests.TestCaseWithTransport):
1720
 
 
1721
 
    def test_inventory_altered_unchanged(self):
1722
 
        tree = self.make_branch_and_tree('tree')
1723
 
        self.build_tree(['tree/foo'])
1724
 
        tree.add('foo', b'foo-id')
1725
 
        with TransformPreview(tree) as tt:
1726
 
            self.assertEqual([], tt._inventory_altered())
1727
 
 
1728
 
    def test_inventory_altered_changed_parent_id(self):
1729
 
        tree = self.make_branch_and_tree('tree')
1730
 
        self.build_tree(['tree/foo'])
1731
 
        tree.add('foo', b'foo-id')
1732
 
        with TransformPreview(tree) as tt:
1733
 
            tt.unversion_file(tt.root)
1734
 
            tt.version_file(b'new-id', tt.root)
1735
 
            foo_trans_id = tt.trans_id_tree_path('foo')
1736
 
            foo_tuple = ('foo', foo_trans_id)
1737
 
            root_tuple = ('', tt.root)
1738
 
            self.assertEqual([root_tuple, foo_tuple], tt._inventory_altered())
1739
 
 
1740
 
    def test_inventory_altered_noop_changed_parent_id(self):
1741
 
        tree = self.make_branch_and_tree('tree')
1742
 
        self.build_tree(['tree/foo'])
1743
 
        tree.add('foo', b'foo-id')
1744
 
        with TransformPreview(tree) as tt:
1745
 
            tt.unversion_file(tt.root)
1746
 
            tt.version_file(tree.path2id(''), tt.root)
1747
 
            tt.trans_id_tree_path('foo')
1748
 
            self.assertEqual([], tt._inventory_altered())
1749
 
 
1750
 
 
1751
106
class TestTransformMerge(TestCaseInTempDir):
1752
107
 
1753
108
    def test_text_merge(self):
2224
579
    def test_build_tree_hardlinks_preserve_execute(self):
2225
580
        self.requireFeature(HardlinkFeature)
2226
581
        source = self.create_ab_tree()
2227
 
        tt = TreeTransform(source)
 
582
        tt = source.transform()
2228
583
        trans_id = tt.trans_id_tree_path('file1')
2229
584
        tt.set_executability(True, trans_id)
2230
585
        tt.apply()
2354
709
 
2355
710
    def get_branch_and_transform(self):
2356
711
        branch = self.get_branch()
2357
 
        tt = TransformPreview(branch.basis_tree())
 
712
        tt = branch.basis_tree().preview_transform()
2358
713
        self.addCleanup(tt.finalize)
2359
714
        return branch, tt
2360
715
 
2362
717
        branch = self.get_branch()
2363
718
        basis = branch.repository.revision_tree(
2364
719
            _mod_revision.NULL_REVISION)
2365
 
        tt = TransformPreview(basis)
 
720
        tt = basis.preview_transform()
2366
721
        self.addCleanup(tt.finalize)
2367
722
        e = self.assertRaises(ValueError, tt.commit, branch, '')
2368
723
        self.assertEqual('TreeTransform not based on branch basis: null:',
2385
740
        branch = self.make_branch('branch')
2386
741
        branch.lock_write()
2387
742
        self.addCleanup(branch.unlock)
2388
 
        tt = TransformPreview(branch.basis_tree())
 
743
        tt = branch.basis_tree().preview_transform()
2389
744
        self.addCleanup(tt.finalize)
2390
745
        tt.new_directory('', ROOT_PARENT, b'TREE_ROOT')
2391
746
        tt.commit(branch, 'my message')
2397
752
        branch = self.make_branch('branch')
2398
753
        branch.lock_write()
2399
754
        self.addCleanup(branch.unlock)
2400
 
        tt = TransformPreview(branch.basis_tree())
 
755
        tt = branch.basis_tree().preview_transform()
2401
756
        self.addCleanup(tt.finalize)
2402
757
        e = self.assertRaises(ValueError, tt.commit, branch,
2403
758
                              'my message', [b'rev1b-id'])
2430
785
        branch, tt = self.get_branch_and_transform()
2431
786
        tt.new_file('file', tt.root, [b'contents'], b'file-id')
2432
787
        tt.commit(branch, 'message', strict=True)
2433
 
        tt = TransformPreview(branch.basis_tree())
 
788
        tt = branch.basis_tree().preview_transform()
2434
789
        self.addCleanup(tt.finalize)
2435
790
        trans_id = tt.trans_id_file_id(b'file-id')
2436
791
        tt.delete_contents(trans_id)
2445
800
        branch, tt = self.get_branch_and_transform()
2446
801
        parent_id = tt.trans_id_file_id(b'parent-id')
2447
802
        tt.new_file('file', parent_id, [b'contents'], b'file-id')
2448
 
        self.assertRaises(errors.MalformedTransform, tt.commit, branch,
 
803
        self.assertRaises(MalformedTransform, tt.commit, branch,
2449
804
                          'message')
2450
805
 
2451
806
    def test_commit_rich_revision_data(self):
2557
912
    def test_rollback_rename(self):
2558
913
        tree = self.make_branch_and_tree('.')
2559
914
        self.build_tree(['a/', 'a/b'])
2560
 
        tt = TreeTransform(tree)
 
915
        tt = tree.transform()
2561
916
        self.addCleanup(tt.finalize)
2562
917
        a_id = tt.trans_id_tree_path('a')
2563
918
        tt.adjust_path('c', tt.root, a_id)
2573
928
    def test_rollback_rename_into_place(self):
2574
929
        tree = self.make_branch_and_tree('.')
2575
930
        self.build_tree(['a/', 'a/b'])
2576
 
        tt = TreeTransform(tree)
 
931
        tt = tree.transform()
2577
932
        self.addCleanup(tt.finalize)
2578
933
        a_id = tt.trans_id_tree_path('a')
2579
934
        tt.adjust_path('c', tt.root, a_id)
2589
944
    def test_rollback_deletion(self):
2590
945
        tree = self.make_branch_and_tree('.')
2591
946
        self.build_tree(['a/', 'a/b'])
2592
 
        tt = TreeTransform(tree)
 
947
        tt = tree.transform()
2593
948
        self.addCleanup(tt.finalize)
2594
949
        a_id = tt.trans_id_tree_path('a')
2595
950
        tt.delete_contents(a_id)
2611
966
        new_globals.update(globals)
2612
967
        new_func = types.FunctionType(func.__code__, new_globals,
2613
968
                                      func.__name__, func.__defaults__)
2614
 
        if PY3:
2615
 
            setattr(instance, method_name,
2616
 
                    types.MethodType(new_func, instance))
2617
 
        else:
2618
 
            setattr(instance, method_name,
2619
 
                    types.MethodType(new_func, instance, instance.__class__))
 
969
        setattr(instance, method_name,
 
970
                types.MethodType(new_func, instance))
2620
971
        self.addCleanup(delattr, instance, method_name)
2621
972
 
2622
973
    @staticmethod
2633
984
    def create_transform_and_root_trans_id(self):
2634
985
        """Setup a transform creating a file in limbo"""
2635
986
        tree = self.make_branch_and_tree('.')
2636
 
        tt = TreeTransform(tree)
 
987
        tt = tree.transform()
2637
988
        return tt, tt.create_path("a", tt.root)
2638
989
 
2639
990
    def create_transform_and_subdir_trans_id(self):
2640
991
        """Setup a transform creating a directory containing a file in limbo"""
2641
992
        tree = self.make_branch_and_tree('.')
2642
 
        tt = TreeTransform(tree)
 
993
        tt = tree.transform()
2643
994
        d_trans_id = tt.create_path("d", tt.root)
2644
995
        tt.create_directory(d_trans_id)
2645
996
        f_trans_id = tt.create_path("a", d_trans_id)
2739
1090
        self.build_tree(['dir/', ])
2740
1091
        wt.add(['dir'], [b'dir-id'])
2741
1092
        wt.commit('Create dir')
2742
 
        tt = TreeTransform(wt)
 
1093
        tt = wt.transform()
2743
1094
        self.addCleanup(tt.finalize)
2744
1095
        return wt, tt
2745
1096
 
2767
1118
                         conflicts.pop())
2768
1119
 
2769
1120
 
2770
 
A_ENTRY = (b'a-id', ('a', 'a'), True, (True, True),
2771
 
           (b'TREE_ROOT', b'TREE_ROOT'), ('a', 'a'), ('file', 'file'),
2772
 
           (False, False), False)
2773
 
ROOT_ENTRY = (b'TREE_ROOT', ('', ''), False, (True, True), (None, None),
2774
 
              ('', ''), ('directory', 'directory'), (False, False), False)
2775
 
 
2776
 
 
2777
 
class TestTransformPreview(tests.TestCaseWithTransport):
2778
 
 
2779
 
    def create_tree(self):
2780
 
        tree = self.make_branch_and_tree('.')
2781
 
        self.build_tree_contents([('a', b'content 1')])
2782
 
        tree.set_root_id(b'TREE_ROOT')
2783
 
        tree.add('a', b'a-id')
2784
 
        tree.commit('rev1', rev_id=b'rev1')
2785
 
        return tree.branch.repository.revision_tree(b'rev1')
2786
 
 
2787
 
    def get_empty_preview(self):
2788
 
        repository = self.make_repository('repo')
2789
 
        tree = repository.revision_tree(_mod_revision.NULL_REVISION)
2790
 
        preview = TransformPreview(tree)
2791
 
        self.addCleanup(preview.finalize)
2792
 
        return preview
2793
 
 
2794
 
    def test_transform_preview(self):
2795
 
        revision_tree = self.create_tree()
2796
 
        preview = TransformPreview(revision_tree)
2797
 
        self.addCleanup(preview.finalize)
2798
 
 
2799
 
    def test_transform_preview_tree(self):
2800
 
        revision_tree = self.create_tree()
2801
 
        preview = TransformPreview(revision_tree)
2802
 
        self.addCleanup(preview.finalize)
2803
 
        preview.get_preview_tree()
2804
 
 
2805
 
    def test_transform_new_file(self):
2806
 
        revision_tree = self.create_tree()
2807
 
        preview = TransformPreview(revision_tree)
2808
 
        self.addCleanup(preview.finalize)
2809
 
        preview.new_file('file2', preview.root, [b'content B\n'], b'file2-id')
2810
 
        preview_tree = preview.get_preview_tree()
2811
 
        self.assertEqual(preview_tree.kind('file2'), 'file')
2812
 
        with preview_tree.get_file('file2') as f:
2813
 
            self.assertEqual(f.read(), b'content B\n')
2814
 
 
2815
 
    def test_diff_preview_tree(self):
2816
 
        revision_tree = self.create_tree()
2817
 
        preview = TransformPreview(revision_tree)
2818
 
        self.addCleanup(preview.finalize)
2819
 
        preview.new_file('file2', preview.root, [b'content B\n'], b'file2-id')
2820
 
        preview_tree = preview.get_preview_tree()
2821
 
        out = BytesIO()
2822
 
        show_diff_trees(revision_tree, preview_tree, out)
2823
 
        lines = out.getvalue().splitlines()
2824
 
        self.assertEqual(lines[0], b"=== added file 'file2'")
2825
 
        # 3 lines of diff administrivia
2826
 
        self.assertEqual(lines[4], b"+content B")
2827
 
 
2828
 
    def test_unsupported_symlink_diff(self):
2829
 
        self.requireFeature(SymlinkFeature)
2830
 
        tree = self.make_branch_and_tree('.')
2831
 
        self.build_tree_contents([('a', 'content 1')])
2832
 
        tree.set_root_id(b'TREE_ROOT')
2833
 
        tree.add('a', b'a-id')
2834
 
        os.symlink('a', 'foo')
2835
 
        tree.add('foo', b'foo-id')
2836
 
        tree.commit('rev1', rev_id=b'rev1')
2837
 
        revision_tree = tree.branch.repository.revision_tree(b'rev1')
2838
 
        preview = TransformPreview(revision_tree)
2839
 
        self.addCleanup(preview.finalize)
2840
 
        preview.delete_versioned(preview.trans_id_tree_path('foo'))
2841
 
        preview_tree = preview.get_preview_tree()
2842
 
        out = BytesIO()
2843
 
        log = BytesIO()
2844
 
        trace.push_log_file(log)
2845
 
        os_symlink = getattr(os, 'symlink', None)
2846
 
        os.symlink = None
2847
 
        try:
2848
 
            show_diff_trees(revision_tree, preview_tree, out)
2849
 
            lines = out.getvalue().splitlines()
2850
 
        finally:
2851
 
            os.symlink = os_symlink
2852
 
        self.assertContainsRe(
2853
 
            log.getvalue(),
2854
 
            b'Ignoring "foo" as symlinks are not supported on this filesystem')
2855
 
 
2856
 
    def test_transform_conflicts(self):
2857
 
        revision_tree = self.create_tree()
2858
 
        preview = TransformPreview(revision_tree)
2859
 
        self.addCleanup(preview.finalize)
2860
 
        preview.new_file('a', preview.root, [b'content 2'])
2861
 
        resolve_conflicts(preview)
2862
 
        trans_id = preview.trans_id_file_id(b'a-id')
2863
 
        self.assertEqual('a.moved', preview.final_name(trans_id))
2864
 
 
2865
 
    def get_tree_and_preview_tree(self):
2866
 
        revision_tree = self.create_tree()
2867
 
        preview = TransformPreview(revision_tree)
2868
 
        self.addCleanup(preview.finalize)
2869
 
        a_trans_id = preview.trans_id_file_id(b'a-id')
2870
 
        preview.delete_contents(a_trans_id)
2871
 
        preview.create_file([b'b content'], a_trans_id)
2872
 
        preview_tree = preview.get_preview_tree()
2873
 
        return revision_tree, preview_tree
2874
 
 
2875
 
    def test_iter_changes(self):
2876
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
2877
 
        root = revision_tree.path2id('')
2878
 
        self.assertEqual([(b'a-id', ('a', 'a'), True, (True, True),
2879
 
                           (root, root), ('a', 'a'), ('file', 'file'),
2880
 
                           (False, False), False)],
2881
 
                         list(preview_tree.iter_changes(revision_tree)))
2882
 
 
2883
 
    def test_include_unchanged_succeeds(self):
2884
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
2885
 
        changes = preview_tree.iter_changes(revision_tree,
2886
 
                                            include_unchanged=True)
2887
 
        self.assertEqual([ROOT_ENTRY, A_ENTRY], list(changes))
2888
 
 
2889
 
    def test_specific_files(self):
2890
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
2891
 
        changes = preview_tree.iter_changes(revision_tree,
2892
 
                                            specific_files=[''])
2893
 
        self.assertEqual([A_ENTRY], list(changes))
2894
 
 
2895
 
    def test_want_unversioned(self):
2896
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
2897
 
        changes = preview_tree.iter_changes(revision_tree,
2898
 
                                            want_unversioned=True)
2899
 
        self.assertEqual([A_ENTRY], list(changes))
2900
 
 
2901
 
    def test_ignore_extra_trees_no_specific_files(self):
2902
 
        # extra_trees is harmless without specific_files, so we'll silently
2903
 
        # accept it, even though we won't use it.
2904
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
2905
 
        preview_tree.iter_changes(revision_tree, extra_trees=[preview_tree])
2906
 
 
2907
 
    def test_ignore_require_versioned_no_specific_files(self):
2908
 
        # require_versioned is meaningless without specific_files.
2909
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
2910
 
        preview_tree.iter_changes(revision_tree, require_versioned=False)
2911
 
 
2912
 
    def test_ignore_pb(self):
2913
 
        # pb could be supported, but TT.iter_changes doesn't support it.
2914
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
2915
 
        preview_tree.iter_changes(revision_tree)
2916
 
 
2917
 
    def test_kind(self):
2918
 
        revision_tree = self.create_tree()
2919
 
        preview = TransformPreview(revision_tree)
2920
 
        self.addCleanup(preview.finalize)
2921
 
        preview.new_file('file', preview.root, [b'contents'], b'file-id')
2922
 
        preview.new_directory('directory', preview.root, b'dir-id')
2923
 
        preview_tree = preview.get_preview_tree()
2924
 
        self.assertEqual('file', preview_tree.kind('file'))
2925
 
        self.assertEqual('directory', preview_tree.kind('directory'))
2926
 
 
2927
 
    def test_get_file_mtime(self):
2928
 
        preview = self.get_empty_preview()
2929
 
        file_trans_id = preview.new_file('file', preview.root, [b'contents'],
2930
 
                                         b'file-id')
2931
 
        limbo_path = preview._limbo_name(file_trans_id)
2932
 
        preview_tree = preview.get_preview_tree()
2933
 
        self.assertEqual(os.stat(limbo_path).st_mtime,
2934
 
                         preview_tree.get_file_mtime('file'))
2935
 
 
2936
 
    def test_get_file_mtime_renamed(self):
2937
 
        work_tree = self.make_branch_and_tree('tree')
2938
 
        self.build_tree(['tree/file'])
2939
 
        work_tree.add('file', b'file-id')
2940
 
        preview = TransformPreview(work_tree)
2941
 
        self.addCleanup(preview.finalize)
2942
 
        file_trans_id = preview.trans_id_tree_path('file')
2943
 
        preview.adjust_path('renamed', preview.root, file_trans_id)
2944
 
        preview_tree = preview.get_preview_tree()
2945
 
        preview_mtime = preview_tree.get_file_mtime('renamed')
2946
 
        work_mtime = work_tree.get_file_mtime('file')
2947
 
 
2948
 
    def test_get_file_size(self):
2949
 
        work_tree = self.make_branch_and_tree('tree')
2950
 
        self.build_tree_contents([('tree/old', b'old')])
2951
 
        work_tree.add('old', b'old-id')
2952
 
        preview = TransformPreview(work_tree)
2953
 
        self.addCleanup(preview.finalize)
2954
 
        preview.new_file('name', preview.root, [b'contents'], b'new-id',
2955
 
                         'executable')
2956
 
        tree = preview.get_preview_tree()
2957
 
        self.assertEqual(len('old'), tree.get_file_size('old'))
2958
 
        self.assertEqual(len('contents'), tree.get_file_size('name'))
2959
 
 
2960
 
    def test_get_file(self):
2961
 
        preview = self.get_empty_preview()
2962
 
        preview.new_file('file', preview.root, [b'contents'], b'file-id')
2963
 
        preview_tree = preview.get_preview_tree()
2964
 
        with preview_tree.get_file('file') as tree_file:
2965
 
            self.assertEqual(b'contents', tree_file.read())
2966
 
 
2967
 
    def test_get_symlink_target(self):
2968
 
        self.requireFeature(SymlinkFeature)
2969
 
        preview = self.get_empty_preview()
2970
 
        preview.new_symlink('symlink', preview.root, 'target', b'symlink-id')
2971
 
        preview_tree = preview.get_preview_tree()
2972
 
        self.assertEqual('target',
2973
 
                         preview_tree.get_symlink_target('symlink'))
2974
 
 
2975
 
    def test_all_file_ids(self):
2976
 
        tree = self.make_branch_and_tree('tree')
2977
 
        self.build_tree(['tree/a', 'tree/b', 'tree/c'])
2978
 
        tree.add(['a', 'b', 'c'], [b'a-id', b'b-id', b'c-id'])
2979
 
        preview = TransformPreview(tree)
2980
 
        self.addCleanup(preview.finalize)
2981
 
        preview.unversion_file(preview.trans_id_file_id(b'b-id'))
2982
 
        c_trans_id = preview.trans_id_file_id(b'c-id')
2983
 
        preview.unversion_file(c_trans_id)
2984
 
        preview.version_file(b'c-id', c_trans_id)
2985
 
        preview_tree = preview.get_preview_tree()
2986
 
        self.assertEqual({b'a-id', b'c-id', tree.path2id('')},
2987
 
                         preview_tree.all_file_ids())
2988
 
 
2989
 
    def test_path2id_deleted_unchanged(self):
2990
 
        tree = self.make_branch_and_tree('tree')
2991
 
        self.build_tree(['tree/unchanged', 'tree/deleted'])
2992
 
        tree.add(['unchanged', 'deleted'], [b'unchanged-id', b'deleted-id'])
2993
 
        preview = TransformPreview(tree)
2994
 
        self.addCleanup(preview.finalize)
2995
 
        preview.unversion_file(preview.trans_id_file_id(b'deleted-id'))
2996
 
        preview_tree = preview.get_preview_tree()
2997
 
        self.assertEqual(b'unchanged-id', preview_tree.path2id('unchanged'))
2998
 
        self.assertFalse(preview_tree.is_versioned('deleted'))
2999
 
 
3000
 
    def test_path2id_created(self):
3001
 
        tree = self.make_branch_and_tree('tree')
3002
 
        self.build_tree(['tree/unchanged'])
3003
 
        tree.add(['unchanged'], [b'unchanged-id'])
3004
 
        preview = TransformPreview(tree)
3005
 
        self.addCleanup(preview.finalize)
3006
 
        preview.new_file('new', preview.trans_id_file_id(b'unchanged-id'),
3007
 
                         [b'contents'], b'new-id')
3008
 
        preview_tree = preview.get_preview_tree()
3009
 
        self.assertEqual(b'new-id', preview_tree.path2id('unchanged/new'))
3010
 
 
3011
 
    def test_path2id_moved(self):
3012
 
        tree = self.make_branch_and_tree('tree')
3013
 
        self.build_tree(['tree/old_parent/', 'tree/old_parent/child'])
3014
 
        tree.add(['old_parent', 'old_parent/child'],
3015
 
                 [b'old_parent-id', b'child-id'])
3016
 
        preview = TransformPreview(tree)
3017
 
        self.addCleanup(preview.finalize)
3018
 
        new_parent = preview.new_directory('new_parent', preview.root,
3019
 
                                           b'new_parent-id')
3020
 
        preview.adjust_path('child', new_parent,
3021
 
                            preview.trans_id_file_id(b'child-id'))
3022
 
        preview_tree = preview.get_preview_tree()
3023
 
        self.assertFalse(preview_tree.is_versioned('old_parent/child'))
3024
 
        self.assertEqual(b'child-id', preview_tree.path2id('new_parent/child'))
3025
 
 
3026
 
    def test_path2id_renamed_parent(self):
3027
 
        tree = self.make_branch_and_tree('tree')
3028
 
        self.build_tree(['tree/old_name/', 'tree/old_name/child'])
3029
 
        tree.add(['old_name', 'old_name/child'],
3030
 
                 [b'parent-id', b'child-id'])
3031
 
        preview = TransformPreview(tree)
3032
 
        self.addCleanup(preview.finalize)
3033
 
        preview.adjust_path('new_name', preview.root,
3034
 
                            preview.trans_id_file_id(b'parent-id'))
3035
 
        preview_tree = preview.get_preview_tree()
3036
 
        self.assertFalse(preview_tree.is_versioned('old_name/child'))
3037
 
        self.assertEqual(b'child-id', preview_tree.path2id('new_name/child'))
3038
 
 
3039
 
    def assertMatchingIterEntries(self, tt, specific_files=None):
3040
 
        preview_tree = tt.get_preview_tree()
3041
 
        preview_result = list(preview_tree.iter_entries_by_dir(
3042
 
                              specific_files=specific_files))
3043
 
        tree = tt._tree
3044
 
        tt.apply()
3045
 
        actual_result = list(tree.iter_entries_by_dir(
3046
 
            specific_files=specific_files))
3047
 
        self.assertEqual(actual_result, preview_result)
3048
 
 
3049
 
    def test_iter_entries_by_dir_new(self):
3050
 
        tree = self.make_branch_and_tree('tree')
3051
 
        tt = TreeTransform(tree)
3052
 
        tt.new_file('new', tt.root, [b'contents'], b'new-id')
3053
 
        self.assertMatchingIterEntries(tt)
3054
 
 
3055
 
    def test_iter_entries_by_dir_deleted(self):
3056
 
        tree = self.make_branch_and_tree('tree')
3057
 
        self.build_tree(['tree/deleted'])
3058
 
        tree.add('deleted', b'deleted-id')
3059
 
        tt = TreeTransform(tree)
3060
 
        tt.delete_contents(tt.trans_id_file_id(b'deleted-id'))
3061
 
        self.assertMatchingIterEntries(tt)
3062
 
 
3063
 
    def test_iter_entries_by_dir_unversioned(self):
3064
 
        tree = self.make_branch_and_tree('tree')
3065
 
        self.build_tree(['tree/removed'])
3066
 
        tree.add('removed', b'removed-id')
3067
 
        tt = TreeTransform(tree)
3068
 
        tt.unversion_file(tt.trans_id_file_id(b'removed-id'))
3069
 
        self.assertMatchingIterEntries(tt)
3070
 
 
3071
 
    def test_iter_entries_by_dir_moved(self):
3072
 
        tree = self.make_branch_and_tree('tree')
3073
 
        self.build_tree(['tree/moved', 'tree/new_parent/'])
3074
 
        tree.add(['moved', 'new_parent'], [b'moved-id', b'new_parent-id'])
3075
 
        tt = TreeTransform(tree)
3076
 
        tt.adjust_path('moved', tt.trans_id_file_id(b'new_parent-id'),
3077
 
                       tt.trans_id_file_id(b'moved-id'))
3078
 
        self.assertMatchingIterEntries(tt)
3079
 
 
3080
 
    def test_iter_entries_by_dir_specific_files(self):
3081
 
        tree = self.make_branch_and_tree('tree')
3082
 
        tree.set_root_id(b'tree-root-id')
3083
 
        self.build_tree(['tree/parent/', 'tree/parent/child'])
3084
 
        tree.add(['parent', 'parent/child'], [b'parent-id', b'child-id'])
3085
 
        tt = TreeTransform(tree)
3086
 
        self.assertMatchingIterEntries(tt, ['', 'parent/child'])
3087
 
 
3088
 
    def test_symlink_content_summary(self):
3089
 
        self.requireFeature(SymlinkFeature)
3090
 
        preview = self.get_empty_preview()
3091
 
        preview.new_symlink('path', preview.root, 'target', b'path-id')
3092
 
        summary = preview.get_preview_tree().path_content_summary('path')
3093
 
        self.assertEqual(('symlink', None, None, 'target'), summary)
3094
 
 
3095
 
    def test_missing_content_summary(self):
3096
 
        preview = self.get_empty_preview()
3097
 
        summary = preview.get_preview_tree().path_content_summary('path')
3098
 
        self.assertEqual(('missing', None, None, None), summary)
3099
 
 
3100
 
    def test_deleted_content_summary(self):
3101
 
        tree = self.make_branch_and_tree('tree')
3102
 
        self.build_tree(['tree/path/'])
3103
 
        tree.add('path')
3104
 
        preview = TransformPreview(tree)
3105
 
        self.addCleanup(preview.finalize)
3106
 
        preview.delete_contents(preview.trans_id_tree_path('path'))
3107
 
        summary = preview.get_preview_tree().path_content_summary('path')
3108
 
        self.assertEqual(('missing', None, None, None), summary)
3109
 
 
3110
 
    def test_file_content_summary_executable(self):
3111
 
        preview = self.get_empty_preview()
3112
 
        path_id = preview.new_file('path', preview.root, [
3113
 
                                   b'contents'], b'path-id')
3114
 
        preview.set_executability(True, path_id)
3115
 
        summary = preview.get_preview_tree().path_content_summary('path')
3116
 
        self.assertEqual(4, len(summary))
3117
 
        self.assertEqual('file', summary[0])
3118
 
        # size must be known
3119
 
        self.assertEqual(len('contents'), summary[1])
3120
 
        # executable
3121
 
        self.assertEqual(True, summary[2])
3122
 
        # will not have hash (not cheap to determine)
3123
 
        self.assertIs(None, summary[3])
3124
 
 
3125
 
    def test_change_executability(self):
3126
 
        tree = self.make_branch_and_tree('tree')
3127
 
        self.build_tree(['tree/path'])
3128
 
        tree.add('path')
3129
 
        preview = TransformPreview(tree)
3130
 
        self.addCleanup(preview.finalize)
3131
 
        path_id = preview.trans_id_tree_path('path')
3132
 
        preview.set_executability(True, path_id)
3133
 
        summary = preview.get_preview_tree().path_content_summary('path')
3134
 
        self.assertEqual(True, summary[2])
3135
 
 
3136
 
    def test_file_content_summary_non_exec(self):
3137
 
        preview = self.get_empty_preview()
3138
 
        preview.new_file('path', preview.root, [b'contents'], b'path-id')
3139
 
        summary = preview.get_preview_tree().path_content_summary('path')
3140
 
        self.assertEqual(4, len(summary))
3141
 
        self.assertEqual('file', summary[0])
3142
 
        # size must be known
3143
 
        self.assertEqual(len('contents'), summary[1])
3144
 
        # not executable
3145
 
        self.assertEqual(False, summary[2])
3146
 
        # will not have hash (not cheap to determine)
3147
 
        self.assertIs(None, summary[3])
3148
 
 
3149
 
    def test_dir_content_summary(self):
3150
 
        preview = self.get_empty_preview()
3151
 
        preview.new_directory('path', preview.root, b'path-id')
3152
 
        summary = preview.get_preview_tree().path_content_summary('path')
3153
 
        self.assertEqual(('directory', None, None, None), summary)
3154
 
 
3155
 
    def test_tree_content_summary(self):
3156
 
        preview = self.get_empty_preview()
3157
 
        path = preview.new_directory('path', preview.root, b'path-id')
3158
 
        preview.set_tree_reference(b'rev-1', path)
3159
 
        summary = preview.get_preview_tree().path_content_summary('path')
3160
 
        self.assertEqual(4, len(summary))
3161
 
        self.assertEqual('tree-reference', summary[0])
3162
 
 
3163
 
    def test_annotate(self):
3164
 
        tree = self.make_branch_and_tree('tree')
3165
 
        self.build_tree_contents([('tree/file', b'a\n')])
3166
 
        tree.add('file', b'file-id')
3167
 
        tree.commit('a', rev_id=b'one')
3168
 
        self.build_tree_contents([('tree/file', b'a\nb\n')])
3169
 
        preview = TransformPreview(tree)
3170
 
        self.addCleanup(preview.finalize)
3171
 
        file_trans_id = preview.trans_id_file_id(b'file-id')
3172
 
        preview.delete_contents(file_trans_id)
3173
 
        preview.create_file([b'a\nb\nc\n'], file_trans_id)
3174
 
        preview_tree = preview.get_preview_tree()
3175
 
        expected = [
3176
 
            (b'one', b'a\n'),
3177
 
            (b'me:', b'b\n'),
3178
 
            (b'me:', b'c\n'),
3179
 
        ]
3180
 
        annotation = preview_tree.annotate_iter(
3181
 
            'file', default_revision=b'me:')
3182
 
        self.assertEqual(expected, annotation)
3183
 
 
3184
 
    def test_annotate_missing(self):
3185
 
        preview = self.get_empty_preview()
3186
 
        preview.new_file('file', preview.root, [b'a\nb\nc\n'], b'file-id')
3187
 
        preview_tree = preview.get_preview_tree()
3188
 
        expected = [
3189
 
            (b'me:', b'a\n'),
3190
 
            (b'me:', b'b\n'),
3191
 
            (b'me:', b'c\n'),
3192
 
            ]
3193
 
        annotation = preview_tree.annotate_iter(
3194
 
            'file', default_revision=b'me:')
3195
 
        self.assertEqual(expected, annotation)
3196
 
 
3197
 
    def test_annotate_rename(self):
3198
 
        tree = self.make_branch_and_tree('tree')
3199
 
        self.build_tree_contents([('tree/file', b'a\n')])
3200
 
        tree.add('file', b'file-id')
3201
 
        tree.commit('a', rev_id=b'one')
3202
 
        preview = TransformPreview(tree)
3203
 
        self.addCleanup(preview.finalize)
3204
 
        file_trans_id = preview.trans_id_file_id(b'file-id')
3205
 
        preview.adjust_path('newname', preview.root, file_trans_id)
3206
 
        preview_tree = preview.get_preview_tree()
3207
 
        expected = [
3208
 
            (b'one', b'a\n'),
3209
 
        ]
3210
 
        annotation = preview_tree.annotate_iter(
3211
 
            'file', default_revision=b'me:')
3212
 
        self.assertEqual(expected, annotation)
3213
 
 
3214
 
    def test_annotate_deleted(self):
3215
 
        tree = self.make_branch_and_tree('tree')
3216
 
        self.build_tree_contents([('tree/file', b'a\n')])
3217
 
        tree.add('file', b'file-id')
3218
 
        tree.commit('a', rev_id=b'one')
3219
 
        self.build_tree_contents([('tree/file', b'a\nb\n')])
3220
 
        preview = TransformPreview(tree)
3221
 
        self.addCleanup(preview.finalize)
3222
 
        file_trans_id = preview.trans_id_file_id(b'file-id')
3223
 
        preview.delete_contents(file_trans_id)
3224
 
        preview_tree = preview.get_preview_tree()
3225
 
        annotation = preview_tree.annotate_iter(
3226
 
            'file', default_revision=b'me:')
3227
 
        self.assertIs(None, annotation)
3228
 
 
3229
 
    def test_stored_kind(self):
3230
 
        preview = self.get_empty_preview()
3231
 
        preview.new_file('file', preview.root, [b'a\nb\nc\n'], b'file-id')
3232
 
        preview_tree = preview.get_preview_tree()
3233
 
        self.assertEqual('file', preview_tree.stored_kind('file'))
3234
 
 
3235
 
    def test_is_executable(self):
3236
 
        preview = self.get_empty_preview()
3237
 
        preview.new_file('file', preview.root, [b'a\nb\nc\n'], b'file-id')
3238
 
        preview.set_executability(True, preview.trans_id_file_id(b'file-id'))
3239
 
        preview_tree = preview.get_preview_tree()
3240
 
        self.assertEqual(True, preview_tree.is_executable('file'))
3241
 
 
3242
 
    def test_get_set_parent_ids(self):
3243
 
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
3244
 
        self.assertEqual([], preview_tree.get_parent_ids())
3245
 
        preview_tree.set_parent_ids([b'rev-1'])
3246
 
        self.assertEqual([b'rev-1'], preview_tree.get_parent_ids())
3247
 
 
3248
 
    def test_plan_file_merge(self):
3249
 
        work_a = self.make_branch_and_tree('wta')
3250
 
        self.build_tree_contents([('wta/file', b'a\nb\nc\nd\n')])
3251
 
        work_a.add('file', b'file-id')
3252
 
        base_id = work_a.commit('base version')
3253
 
        tree_b = work_a.controldir.sprout('wtb').open_workingtree()
3254
 
        preview = TransformPreview(work_a)
3255
 
        self.addCleanup(preview.finalize)
3256
 
        trans_id = preview.trans_id_file_id(b'file-id')
3257
 
        preview.delete_contents(trans_id)
3258
 
        preview.create_file([b'b\nc\nd\ne\n'], trans_id)
3259
 
        self.build_tree_contents([('wtb/file', b'a\nc\nd\nf\n')])
3260
 
        tree_a = preview.get_preview_tree()
3261
 
        tree_a.set_parent_ids([base_id])
3262
 
        self.assertEqual([
3263
 
            ('killed-a', b'a\n'),
3264
 
            ('killed-b', b'b\n'),
3265
 
            ('unchanged', b'c\n'),
3266
 
            ('unchanged', b'd\n'),
3267
 
            ('new-a', b'e\n'),
3268
 
            ('new-b', b'f\n'),
3269
 
        ], list(tree_a.plan_file_merge('file', tree_b)))
3270
 
 
3271
 
    def test_plan_file_merge_revision_tree(self):
3272
 
        work_a = self.make_branch_and_tree('wta')
3273
 
        self.build_tree_contents([('wta/file', b'a\nb\nc\nd\n')])
3274
 
        work_a.add('file', b'file-id')
3275
 
        base_id = work_a.commit('base version')
3276
 
        tree_b = work_a.controldir.sprout('wtb').open_workingtree()
3277
 
        preview = TransformPreview(work_a.basis_tree())
3278
 
        self.addCleanup(preview.finalize)
3279
 
        trans_id = preview.trans_id_file_id(b'file-id')
3280
 
        preview.delete_contents(trans_id)
3281
 
        preview.create_file([b'b\nc\nd\ne\n'], trans_id)
3282
 
        self.build_tree_contents([('wtb/file', b'a\nc\nd\nf\n')])
3283
 
        tree_a = preview.get_preview_tree()
3284
 
        tree_a.set_parent_ids([base_id])
3285
 
        self.assertEqual([
3286
 
            ('killed-a', b'a\n'),
3287
 
            ('killed-b', b'b\n'),
3288
 
            ('unchanged', b'c\n'),
3289
 
            ('unchanged', b'd\n'),
3290
 
            ('new-a', b'e\n'),
3291
 
            ('new-b', b'f\n'),
3292
 
        ], list(tree_a.plan_file_merge('file', tree_b)))
3293
 
 
3294
 
    def test_walkdirs(self):
3295
 
        preview = self.get_empty_preview()
3296
 
        preview.new_directory('', ROOT_PARENT, b'tree-root')
3297
 
        # FIXME: new_directory should mark root.
3298
 
        preview.fixup_new_roots()
3299
 
        preview_tree = preview.get_preview_tree()
3300
 
        preview.new_file('a', preview.root, [b'contents'], b'a-id')
3301
 
        expected = [(('', b'tree-root'),
3302
 
                     [('a', 'a', 'file', None, b'a-id', 'file')])]
3303
 
        self.assertEqual(expected, list(preview_tree.walkdirs()))
3304
 
 
3305
 
    def test_extras(self):
3306
 
        work_tree = self.make_branch_and_tree('tree')
3307
 
        self.build_tree(['tree/removed-file', 'tree/existing-file',
3308
 
                         'tree/not-removed-file'])
3309
 
        work_tree.add(['removed-file', 'not-removed-file'])
3310
 
        preview = TransformPreview(work_tree)
3311
 
        self.addCleanup(preview.finalize)
3312
 
        preview.new_file('new-file', preview.root, [b'contents'])
3313
 
        preview.new_file('new-versioned-file', preview.root, [b'contents'],
3314
 
                         b'new-versioned-id')
3315
 
        tree = preview.get_preview_tree()
3316
 
        preview.unversion_file(preview.trans_id_tree_path('removed-file'))
3317
 
        self.assertEqual({'new-file', 'removed-file', 'existing-file'},
3318
 
                         set(tree.extras()))
3319
 
 
3320
 
    def test_merge_into_preview(self):
3321
 
        work_tree = self.make_branch_and_tree('tree')
3322
 
        self.build_tree_contents([('tree/file', b'b\n')])
3323
 
        work_tree.add('file', b'file-id')
3324
 
        work_tree.commit('first commit')
3325
 
        child_tree = work_tree.controldir.sprout('child').open_workingtree()
3326
 
        self.build_tree_contents([('child/file', b'b\nc\n')])
3327
 
        child_tree.commit('child commit')
3328
 
        child_tree.lock_write()
3329
 
        self.addCleanup(child_tree.unlock)
3330
 
        work_tree.lock_write()
3331
 
        self.addCleanup(work_tree.unlock)
3332
 
        preview = TransformPreview(work_tree)
3333
 
        self.addCleanup(preview.finalize)
3334
 
        file_trans_id = preview.trans_id_file_id(b'file-id')
3335
 
        preview.delete_contents(file_trans_id)
3336
 
        preview.create_file([b'a\nb\n'], file_trans_id)
3337
 
        preview_tree = preview.get_preview_tree()
3338
 
        merger = Merger.from_revision_ids(preview_tree,
3339
 
                                          child_tree.branch.last_revision(),
3340
 
                                          other_branch=child_tree.branch,
3341
 
                                          tree_branch=work_tree.branch)
3342
 
        merger.merge_type = Merge3Merger
3343
 
        tt = merger.make_merger().make_preview_transform()
3344
 
        self.addCleanup(tt.finalize)
3345
 
        final_tree = tt.get_preview_tree()
3346
 
        self.assertEqual(
3347
 
            b'a\nb\nc\n',
3348
 
            final_tree.get_file_text(final_tree.id2path(b'file-id')))
3349
 
 
3350
 
    def test_merge_preview_into_workingtree(self):
3351
 
        tree = self.make_branch_and_tree('tree')
3352
 
        tree.set_root_id(b'TREE_ROOT')
3353
 
        tt = TransformPreview(tree)
3354
 
        self.addCleanup(tt.finalize)
3355
 
        tt.new_file('name', tt.root, [b'content'], b'file-id')
3356
 
        tree2 = self.make_branch_and_tree('tree2')
3357
 
        tree2.set_root_id(b'TREE_ROOT')
3358
 
        merger = Merger.from_uncommitted(tree2, tt.get_preview_tree(),
3359
 
                                         tree.basis_tree())
3360
 
        merger.merge_type = Merge3Merger
3361
 
        merger.do_merge()
3362
 
 
3363
 
    def test_merge_preview_into_workingtree_handles_conflicts(self):
3364
 
        tree = self.make_branch_and_tree('tree')
3365
 
        self.build_tree_contents([('tree/foo', b'bar')])
3366
 
        tree.add('foo', b'foo-id')
3367
 
        tree.commit('foo')
3368
 
        tt = TransformPreview(tree)
3369
 
        self.addCleanup(tt.finalize)
3370
 
        trans_id = tt.trans_id_file_id(b'foo-id')
3371
 
        tt.delete_contents(trans_id)
3372
 
        tt.create_file([b'baz'], trans_id)
3373
 
        tree2 = tree.controldir.sprout('tree2').open_workingtree()
3374
 
        self.build_tree_contents([('tree2/foo', b'qux')])
3375
 
        merger = Merger.from_uncommitted(tree2, tt.get_preview_tree(),
3376
 
                                         tree.basis_tree())
3377
 
        merger.merge_type = Merge3Merger
3378
 
        merger.do_merge()
3379
 
 
3380
 
    def test_has_filename(self):
3381
 
        wt = self.make_branch_and_tree('tree')
3382
 
        self.build_tree(['tree/unmodified', 'tree/removed', 'tree/modified'])
3383
 
        tt = TransformPreview(wt)
3384
 
        removed_id = tt.trans_id_tree_path('removed')
3385
 
        tt.delete_contents(removed_id)
3386
 
        tt.new_file('new', tt.root, [b'contents'])
3387
 
        modified_id = tt.trans_id_tree_path('modified')
3388
 
        tt.delete_contents(modified_id)
3389
 
        tt.create_file([b'modified-contents'], modified_id)
3390
 
        self.addCleanup(tt.finalize)
3391
 
        tree = tt.get_preview_tree()
3392
 
        self.assertTrue(tree.has_filename('unmodified'))
3393
 
        self.assertFalse(tree.has_filename('not-present'))
3394
 
        self.assertFalse(tree.has_filename('removed'))
3395
 
        self.assertTrue(tree.has_filename('new'))
3396
 
        self.assertTrue(tree.has_filename('modified'))
3397
 
 
3398
 
    def test_is_executable(self):
3399
 
        tree = self.make_branch_and_tree('tree')
3400
 
        preview = TransformPreview(tree)
3401
 
        self.addCleanup(preview.finalize)
3402
 
        preview.new_file('foo', preview.root, [b'bar'], b'baz-id')
3403
 
        preview_tree = preview.get_preview_tree()
3404
 
        self.assertEqual(False, preview_tree.is_executable('tree/foo'))
3405
 
 
3406
 
    def test_commit_preview_tree(self):
3407
 
        tree = self.make_branch_and_tree('tree')
3408
 
        rev_id = tree.commit('rev1')
3409
 
        tree.branch.lock_write()
3410
 
        self.addCleanup(tree.branch.unlock)
3411
 
        tt = TransformPreview(tree)
3412
 
        tt.new_file('file', tt.root, [b'contents'], b'file_id')
3413
 
        self.addCleanup(tt.finalize)
3414
 
        preview = tt.get_preview_tree()
3415
 
        preview.set_parent_ids([rev_id])
3416
 
        builder = tree.branch.get_commit_builder([rev_id])
3417
 
        list(builder.record_iter_changes(preview, rev_id, tt.iter_changes()))
3418
 
        builder.finish_inventory()
3419
 
        rev2_id = builder.commit('rev2')
3420
 
        rev2_tree = tree.branch.repository.revision_tree(rev2_id)
3421
 
        self.assertEqual(b'contents', rev2_tree.get_file_text('file'))
3422
 
 
3423
 
    def test_ascii_limbo_paths(self):
3424
 
        self.requireFeature(features.UnicodeFilenameFeature)
3425
 
        branch = self.make_branch('any')
3426
 
        tree = branch.repository.revision_tree(_mod_revision.NULL_REVISION)
3427
 
        tt = TransformPreview(tree)
3428
 
        self.addCleanup(tt.finalize)
3429
 
        foo_id = tt.new_directory('', ROOT_PARENT)
3430
 
        bar_id = tt.new_file(u'\u1234bar', foo_id, [b'contents'])
3431
 
        limbo_path = tt._limbo_name(bar_id)
3432
 
        self.assertEqual(limbo_path, limbo_path)
3433
 
 
3434
 
 
3435
1121
class FakeSerializer(object):
3436
1122
    """Serializer implementation that simply returns the input.
3437
1123
 
3449
1135
    def get_preview(self, tree=None):
3450
1136
        if tree is None:
3451
1137
            tree = self.make_branch_and_tree('tree')
3452
 
        tt = TransformPreview(tree)
 
1138
        tt = tree.preview_transform()
3453
1139
        self.addCleanup(tt.finalize)
3454
1140
        return tt
3455
1141
 
3509
1195
        self.assertEqual({'new-1': True}, tt._new_executability)
3510
1196
        self.assertEqual({'new-1': 'file',
3511
1197
                          'new-2': 'directory'}, tt._new_contents)
3512
 
        foo_limbo = open(tt._limbo_name('new-1'), 'rb')
3513
 
        try:
 
1198
        with open(tt._limbo_name('new-1'), 'rb') as foo_limbo:
3514
1199
            foo_content = foo_limbo.read()
3515
 
        finally:
3516
 
            foo_limbo.close()
3517
1200
        self.assertEqual(b'bar', foo_content)
3518
1201
 
3519
1202
    def symlink_creation_records(self):
3708
1391
 
3709
1392
    def test_no_orphan_for_transform_preview(self):
3710
1393
        tree = self.make_branch_and_tree('tree')
3711
 
        tt = transform.TransformPreview(tree)
 
1394
        tt = tree.preview_transform()
3712
1395
        self.addCleanup(tt.finalize)
3713
1396
        self.assertRaises(NotImplementedError, tt.new_orphan, 'foo', 'bar')
3714
1397
 
3720
1403
        self.build_tree(['dir/', 'dir/file', 'dir/foo'])
3721
1404
        wt.add(['dir', 'dir/file'], [b'dir-id', b'file-id'])
3722
1405
        wt.commit('add dir and file ignoring foo')
3723
 
        tt = transform.TreeTransform(wt)
 
1406
        tt = wt.transform()
3724
1407
        self.addCleanup(tt.finalize)
3725
1408
        # dir and bar are deleted
3726
1409
        dir_tid = tt.trans_id_tree_path('dir')
3804
1487
        self.wt = self.make_branch_and_tree('.')
3805
1488
        os.chdir('..')
3806
1489
 
3807
 
    def get_transform(self):
3808
 
        transform = TreeTransform(self.wt)
 
1490
    def transform(self):
 
1491
        transform = self.wt.transform()
3809
1492
        self.addCleanup(transform.finalize)
3810
1493
        return transform, transform.root
3811
1494
 
3816
1499
            calls.append((tree, tt))
3817
1500
        MutableTree.hooks.install_named_hook(
3818
1501
            'pre_transform', record_pre_transform, "Pre transform")
3819
 
        transform, root = self.get_transform()
 
1502
        transform, root = self.transform()
3820
1503
        old_root_id = transform.tree_file_id(root)
3821
1504
        transform.apply()
3822
1505
        self.assertEqual(old_root_id, self.wt.path2id(''))
3829
1512
            calls.append((tree, tt))
3830
1513
        MutableTree.hooks.install_named_hook(
3831
1514
            'post_transform', record_post_transform, "Post transform")
3832
 
        transform, root = self.get_transform()
 
1515
        transform, root = self.transform()
3833
1516
        old_root_id = transform.tree_file_id(root)
3834
1517
        transform.apply()
3835
1518
        self.assertEqual(old_root_id, self.wt.path2id(''))
3864
1547
 
3865
1548
    def test_link_fails_if_execute_bit_changed(self):
3866
1549
        """If the file to be linked has modified execute bit, don't link."""
3867
 
        tt = TreeTransform(self.child_tree)
 
1550
        tt = self.child_tree.transform()
3868
1551
        try:
3869
1552
            trans_id = tt.trans_id_tree_path('foo')
3870
1553
            tt.set_executability(True, trans_id)
3878
1561
        """If the file to be linked is unmodified, link"""
3879
1562
        transform.link_tree(self.child_tree, self.parent_tree)
3880
1563
        self.assertTrue(self.hardlinked())
 
1564
 
 
1565
 
 
1566
class ErrorTests(tests.TestCase):
 
1567
 
 
1568
    def test_transform_rename_failed(self):
 
1569
        e = TransformRenameFailed(u"from", u"to", "readonly file", 2)
 
1570
        self.assertEqual(
 
1571
            u"Failed to rename from to to: readonly file",
 
1572
            str(e))