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Viewing changes to bzrlib/tests/test_dirstate.py

  • Committer: John Arbash Meinel
  • Date: 2007-03-19 22:11:28 UTC
  • mto: This revision was merged to the branch mainline in revision 2367.
  • Revision ID: john@arbash-meinel.com-20070319221128-iphfdqrrfqypfjva
make Write locks not block on Read locks, so that revert tests don't fail
Specifically: 
  test_revert.TestRevert.test_preserve_execute
  test_revert.TestRevert.test_revert_executable

fail if we fail to take a Write lock if we have a Read lock.

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1
 
# Copyright (C) 2006-2010 Canonical Ltd
 
1
# Copyright (C) 2006, 2007 Canonical Ltd
2
2
#
3
3
# This program is free software; you can redistribute it and/or modify
4
4
# it under the terms of the GNU General Public License as published by
12
12
#
13
13
# You should have received a copy of the GNU General Public License
14
14
# along with this program; if not, write to the Free Software
15
 
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
15
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
16
16
 
17
17
"""Tests of the dirstate functionality being built for WorkingTreeFormat4."""
18
18
 
19
19
import bisect
20
20
import os
 
21
import time
21
22
 
22
23
from bzrlib import (
23
24
    dirstate,
24
25
    errors,
25
 
    inventory,
26
 
    memorytree,
27
26
    osutils,
28
 
    revision as _mod_revision,
29
 
    tests,
30
27
    )
31
 
from bzrlib.tests import test_osutils
 
28
from bzrlib.memorytree import MemoryTree
 
29
from bzrlib.osutils import has_symlinks
 
30
from bzrlib.tests import (
 
31
        TestCase,
 
32
        TestCaseWithTransport,
 
33
        TestSkipped,
 
34
        )
32
35
 
33
36
 
34
37
# TODO:
44
47
# set_path_id  setting id when state is in memory modified
45
48
 
46
49
 
47
 
def load_tests(basic_tests, module, loader):
48
 
    suite = loader.suiteClass()
49
 
    dir_reader_tests, remaining_tests = tests.split_suite_by_condition(
50
 
        basic_tests, tests.condition_isinstance(TestCaseWithDirState))
51
 
    tests.multiply_tests(dir_reader_tests,
52
 
                         test_osutils.dir_reader_scenarios(), suite)
53
 
    suite.addTest(remaining_tests)
54
 
    return suite
55
 
 
56
 
 
57
 
class TestCaseWithDirState(tests.TestCaseWithTransport):
 
50
class TestCaseWithDirState(TestCaseWithTransport):
58
51
    """Helper functions for creating DirState objects with various content."""
59
52
 
60
 
    # Set by load_tests
61
 
    _dir_reader_class = None
62
 
    _native_to_unicode = None # Not used yet
63
 
 
64
 
    def setUp(self):
65
 
        tests.TestCaseWithTransport.setUp(self)
66
 
 
67
 
        self.overrideAttr(osutils,
68
 
                          '_selected_dir_reader', self._dir_reader_class())
69
 
 
70
53
    def create_empty_dirstate(self):
71
54
        """Return a locked but empty dirstate"""
72
55
        state = dirstate.DirState.initialize('dirstate')
119
102
         b/g      g-file
120
103
         b/h\xc3\xa5  h-\xc3\xa5-file  #This is u'\xe5' encoded into utf-8
121
104
 
122
 
        Notice that a/e is an empty directory.
123
 
 
124
 
        :return: The dirstate, still write-locked.
 
105
        # Notice that a/e is an empty directory.
125
106
        """
126
107
        packed_stat = 'AAAAREUHaIpFB2iKAAADAQAtkqUAAIGk'
127
108
        null_sha = 'xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx'
180
161
        """
181
162
        # The state should already be write locked, since we just had to do
182
163
        # some operation to get here.
183
 
        self.assertTrue(state._lock_token is not None)
 
164
        assert state._lock_token is not None
184
165
        try:
185
166
            self.assertEqual(expected_result[0],  state.get_parent_ids())
186
167
            # there should be no ghosts in this tree.
190
171
            state.save()
191
172
        finally:
192
173
            state.unlock()
193
 
        del state
 
174
        del state # Callers should unlock
194
175
        state = dirstate.DirState.on_file('dirstate')
195
176
        state.lock_read()
196
177
        try:
198
179
        finally:
199
180
            state.unlock()
200
181
 
201
 
    def create_basic_dirstate(self):
202
 
        """Create a dirstate with a few files and directories.
203
 
 
204
 
            a
205
 
            b/
206
 
              c
207
 
              d/
208
 
                e
209
 
            b-c
210
 
            f
211
 
        """
212
 
        tree = self.make_branch_and_tree('tree')
213
 
        paths = ['a', 'b/', 'b/c', 'b/d/', 'b/d/e', 'b-c', 'f']
214
 
        file_ids = ['a-id', 'b-id', 'c-id', 'd-id', 'e-id', 'b-c-id', 'f-id']
215
 
        self.build_tree(['tree/' + p for p in paths])
216
 
        tree.set_root_id('TREE_ROOT')
217
 
        tree.add([p.rstrip('/') for p in paths], file_ids)
218
 
        tree.commit('initial', rev_id='rev-1')
219
 
        revision_id = 'rev-1'
220
 
        # a_packed_stat = dirstate.pack_stat(os.stat('tree/a'))
221
 
        t = self.get_transport('tree')
222
 
        a_text = t.get_bytes('a')
223
 
        a_sha = osutils.sha_string(a_text)
224
 
        a_len = len(a_text)
225
 
        # b_packed_stat = dirstate.pack_stat(os.stat('tree/b'))
226
 
        # c_packed_stat = dirstate.pack_stat(os.stat('tree/b/c'))
227
 
        c_text = t.get_bytes('b/c')
228
 
        c_sha = osutils.sha_string(c_text)
229
 
        c_len = len(c_text)
230
 
        # d_packed_stat = dirstate.pack_stat(os.stat('tree/b/d'))
231
 
        # e_packed_stat = dirstate.pack_stat(os.stat('tree/b/d/e'))
232
 
        e_text = t.get_bytes('b/d/e')
233
 
        e_sha = osutils.sha_string(e_text)
234
 
        e_len = len(e_text)
235
 
        b_c_text = t.get_bytes('b-c')
236
 
        b_c_sha = osutils.sha_string(b_c_text)
237
 
        b_c_len = len(b_c_text)
238
 
        # f_packed_stat = dirstate.pack_stat(os.stat('tree/f'))
239
 
        f_text = t.get_bytes('f')
240
 
        f_sha = osutils.sha_string(f_text)
241
 
        f_len = len(f_text)
242
 
        null_stat = dirstate.DirState.NULLSTAT
243
 
        expected = {
244
 
            '':(('', '', 'TREE_ROOT'), [
245
 
                  ('d', '', 0, False, null_stat),
246
 
                  ('d', '', 0, False, revision_id),
247
 
                ]),
248
 
            'a':(('', 'a', 'a-id'), [
249
 
                   ('f', '', 0, False, null_stat),
250
 
                   ('f', a_sha, a_len, False, revision_id),
251
 
                 ]),
252
 
            'b':(('', 'b', 'b-id'), [
253
 
                  ('d', '', 0, False, null_stat),
254
 
                  ('d', '', 0, False, revision_id),
255
 
                 ]),
256
 
            'b/c':(('b', 'c', 'c-id'), [
257
 
                    ('f', '', 0, False, null_stat),
258
 
                    ('f', c_sha, c_len, False, revision_id),
259
 
                   ]),
260
 
            'b/d':(('b', 'd', 'd-id'), [
261
 
                    ('d', '', 0, False, null_stat),
262
 
                    ('d', '', 0, False, revision_id),
263
 
                   ]),
264
 
            'b/d/e':(('b/d', 'e', 'e-id'), [
265
 
                      ('f', '', 0, False, null_stat),
266
 
                      ('f', e_sha, e_len, False, revision_id),
267
 
                     ]),
268
 
            'b-c':(('', 'b-c', 'b-c-id'), [
269
 
                      ('f', '', 0, False, null_stat),
270
 
                      ('f', b_c_sha, b_c_len, False, revision_id),
271
 
                     ]),
272
 
            'f':(('', 'f', 'f-id'), [
273
 
                  ('f', '', 0, False, null_stat),
274
 
                  ('f', f_sha, f_len, False, revision_id),
275
 
                 ]),
276
 
        }
277
 
        state = dirstate.DirState.from_tree(tree, 'dirstate')
278
 
        try:
279
 
            state.save()
280
 
        finally:
281
 
            state.unlock()
282
 
        # Use a different object, to make sure nothing is pre-cached in memory.
283
 
        state = dirstate.DirState.on_file('dirstate')
284
 
        state.lock_read()
285
 
        self.addCleanup(state.unlock)
286
 
        self.assertEqual(dirstate.DirState.NOT_IN_MEMORY,
287
 
                         state._dirblock_state)
288
 
        # This is code is only really tested if we actually have to make more
289
 
        # than one read, so set the page size to something smaller.
290
 
        # We want it to contain about 2.2 records, so that we have a couple
291
 
        # records that we can read per attempt
292
 
        state._bisect_page_size = 200
293
 
        return tree, state, expected
294
 
 
295
 
    def create_duplicated_dirstate(self):
296
 
        """Create a dirstate with a deleted and added entries.
297
 
 
298
 
        This grabs a basic_dirstate, and then removes and re adds every entry
299
 
        with a new file id.
300
 
        """
301
 
        tree, state, expected = self.create_basic_dirstate()
302
 
        # Now we will just remove and add every file so we get an extra entry
303
 
        # per entry. Unversion in reverse order so we handle subdirs
304
 
        tree.unversion(['f-id', 'b-c-id', 'e-id', 'd-id', 'c-id', 'b-id', 'a-id'])
305
 
        tree.add(['a', 'b', 'b/c', 'b/d', 'b/d/e', 'b-c', 'f'],
306
 
                 ['a-id2', 'b-id2', 'c-id2', 'd-id2', 'e-id2', 'b-c-id2', 'f-id2'])
307
 
 
308
 
        # Update the expected dictionary.
309
 
        for path in ['a', 'b', 'b/c', 'b/d', 'b/d/e', 'b-c', 'f']:
310
 
            orig = expected[path]
311
 
            path2 = path + '2'
312
 
            # This record was deleted in the current tree
313
 
            expected[path] = (orig[0], [dirstate.DirState.NULL_PARENT_DETAILS,
314
 
                                        orig[1][1]])
315
 
            new_key = (orig[0][0], orig[0][1], orig[0][2]+'2')
316
 
            # And didn't exist in the basis tree
317
 
            expected[path2] = (new_key, [orig[1][0],
318
 
                                         dirstate.DirState.NULL_PARENT_DETAILS])
319
 
 
320
 
        # We will replace the 'dirstate' file underneath 'state', but that is
321
 
        # okay as lock as we unlock 'state' first.
322
 
        state.unlock()
323
 
        try:
324
 
            new_state = dirstate.DirState.from_tree(tree, 'dirstate')
325
 
            try:
326
 
                new_state.save()
327
 
            finally:
328
 
                new_state.unlock()
329
 
        finally:
330
 
            # But we need to leave state in a read-lock because we already have
331
 
            # a cleanup scheduled
332
 
            state.lock_read()
333
 
        return tree, state, expected
334
 
 
335
 
    def create_renamed_dirstate(self):
336
 
        """Create a dirstate with a few internal renames.
337
 
 
338
 
        This takes the basic dirstate, and moves the paths around.
339
 
        """
340
 
        tree, state, expected = self.create_basic_dirstate()
341
 
        # Rename a file
342
 
        tree.rename_one('a', 'b/g')
343
 
        # And a directory
344
 
        tree.rename_one('b/d', 'h')
345
 
 
346
 
        old_a = expected['a']
347
 
        expected['a'] = (old_a[0], [('r', 'b/g', 0, False, ''), old_a[1][1]])
348
 
        expected['b/g'] = (('b', 'g', 'a-id'), [old_a[1][0],
349
 
                                                ('r', 'a', 0, False, '')])
350
 
        old_d = expected['b/d']
351
 
        expected['b/d'] = (old_d[0], [('r', 'h', 0, False, ''), old_d[1][1]])
352
 
        expected['h'] = (('', 'h', 'd-id'), [old_d[1][0],
353
 
                                             ('r', 'b/d', 0, False, '')])
354
 
 
355
 
        old_e = expected['b/d/e']
356
 
        expected['b/d/e'] = (old_e[0], [('r', 'h/e', 0, False, ''),
357
 
                             old_e[1][1]])
358
 
        expected['h/e'] = (('h', 'e', 'e-id'), [old_e[1][0],
359
 
                                                ('r', 'b/d/e', 0, False, '')])
360
 
 
361
 
        state.unlock()
362
 
        try:
363
 
            new_state = dirstate.DirState.from_tree(tree, 'dirstate')
364
 
            try:
365
 
                new_state.save()
366
 
            finally:
367
 
                new_state.unlock()
368
 
        finally:
369
 
            state.lock_read()
370
 
        return tree, state, expected
371
 
 
372
182
 
373
183
class TestTreeToDirState(TestCaseWithDirState):
374
184
 
377
187
        # There are no files on disk and no parents
378
188
        tree = self.make_branch_and_tree('tree')
379
189
        expected_result = ([], [
380
 
            (('', '', tree.get_root_id()), # common details
 
190
            (('', '', tree.path2id('')), # common details
381
191
             [('d', '', 0, False, dirstate.DirState.NULLSTAT), # current tree
382
192
             ])])
383
193
        state = dirstate.DirState.from_tree(tree, 'dirstate')
390
200
        rev_id = tree.commit('first post').encode('utf8')
391
201
        root_stat_pack = dirstate.pack_stat(os.stat(tree.basedir))
392
202
        expected_result = ([rev_id], [
393
 
            (('', '', tree.get_root_id()), # common details
 
203
            (('', '', tree.path2id('')), # common details
394
204
             [('d', '', 0, False, dirstate.DirState.NULLSTAT), # current tree
395
205
              ('d', '', 0, False, rev_id), # first parent details
396
206
             ])])
397
207
        state = dirstate.DirState.from_tree(tree, 'dirstate')
398
208
        self.check_state_with_reopen(expected_result, state)
399
 
        state.lock_read()
400
 
        try:
401
 
            state._validate()
402
 
        finally:
403
 
            state.unlock()
 
209
        state._validate()
404
210
 
405
211
    def test_2_parents_empty_to_dirstate(self):
406
212
        # create a parent by doing a commit
410
216
        rev_id2 = tree2.commit('second post', allow_pointless=True)
411
217
        tree.merge_from_branch(tree2.branch)
412
218
        expected_result = ([rev_id, rev_id2], [
413
 
            (('', '', tree.get_root_id()), # common details
 
219
            (('', '', tree.path2id('')), # common details
414
220
             [('d', '', 0, False, dirstate.DirState.NULLSTAT), # current tree
415
221
              ('d', '', 0, False, rev_id), # first parent details
416
 
              ('d', '', 0, False, rev_id), # second parent details
 
222
              ('d', '', 0, False, rev_id2), # second parent details
417
223
             ])])
418
224
        state = dirstate.DirState.from_tree(tree, 'dirstate')
419
225
        self.check_state_with_reopen(expected_result, state)
420
 
        state.lock_read()
421
 
        try:
422
 
            state._validate()
423
 
        finally:
424
 
            state.unlock()
 
226
        state._validate()
425
227
 
426
228
    def test_empty_unknowns_are_ignored_to_dirstate(self):
427
229
        """We should be able to create a dirstate for an empty tree."""
429
231
        tree = self.make_branch_and_tree('tree')
430
232
        self.build_tree(['tree/unknown'])
431
233
        expected_result = ([], [
432
 
            (('', '', tree.get_root_id()), # common details
 
234
            (('', '', tree.path2id('')), # common details
433
235
             [('d', '', 0, False, dirstate.DirState.NULLSTAT), # current tree
434
236
             ])])
435
237
        state = dirstate.DirState.from_tree(tree, 'dirstate')
438
240
    def get_tree_with_a_file(self):
439
241
        tree = self.make_branch_and_tree('tree')
440
242
        self.build_tree(['tree/a file'])
441
 
        tree.add('a file', 'a-file-id')
 
243
        tree.add('a file', 'a file id')
442
244
        return tree
443
245
 
444
246
    def test_non_empty_no_parents_to_dirstate(self):
446
248
        # There are files on disk and no parents
447
249
        tree = self.get_tree_with_a_file()
448
250
        expected_result = ([], [
449
 
            (('', '', tree.get_root_id()), # common details
 
251
            (('', '', tree.path2id('')), # common details
450
252
             [('d', '', 0, False, dirstate.DirState.NULLSTAT), # current tree
451
253
             ]),
452
 
            (('', 'a file', 'a-file-id'), # common
 
254
            (('', 'a file', 'a file id'), # common
453
255
             [('f', '', 0, False, dirstate.DirState.NULLSTAT), # current
454
256
             ]),
455
257
            ])
464
266
        # and length:
465
267
        self.build_tree_contents([('tree/a file', 'new content\n')])
466
268
        expected_result = ([rev_id], [
467
 
            (('', '', tree.get_root_id()), # common details
 
269
            (('', '', tree.path2id('')), # common details
468
270
             [('d', '', 0, False, dirstate.DirState.NULLSTAT), # current tree
469
271
              ('d', '', 0, False, rev_id), # first parent details
470
272
             ]),
471
 
            (('', 'a file', 'a-file-id'), # common
 
273
            (('', 'a file', 'a file id'), # common
472
274
             [('f', '', 0, False, dirstate.DirState.NULLSTAT), # current
473
275
              ('f', 'c3ed76e4bfd45ff1763ca206055bca8e9fc28aa8', 24, False,
474
276
               rev_id), # first parent
491
293
        # and length again, giving us three distinct values:
492
294
        self.build_tree_contents([('tree/a file', 'new content\n')])
493
295
        expected_result = ([rev_id, rev_id2], [
494
 
            (('', '', tree.get_root_id()), # common details
 
296
            (('', '', tree.path2id('')), # common details
495
297
             [('d', '', 0, False, dirstate.DirState.NULLSTAT), # current tree
496
298
              ('d', '', 0, False, rev_id), # first parent details
497
 
              ('d', '', 0, False, rev_id), # second parent details
 
299
              ('d', '', 0, False, rev_id2), # second parent details
498
300
             ]),
499
 
            (('', 'a file', 'a-file-id'), # common
 
301
            (('', 'a file', 'a file id'), # common
500
302
             [('f', '', 0, False, dirstate.DirState.NULLSTAT), # current
501
303
              ('f', 'c3ed76e4bfd45ff1763ca206055bca8e9fc28aa8', 24, False,
502
304
               rev_id), # first parent
543
345
        # get a state object
544
346
        # no parents, default tree content
545
347
        expected_result = ([], [
546
 
            (('', '', tree.get_root_id()), # common details
 
348
            (('', '', tree.path2id('')), # common details
547
349
             # current tree details, but new from_tree skips statting, it
548
350
             # uses set_state_from_inventory, and thus depends on the
549
351
             # inventory state.
580
382
        state.lock_read()
581
383
        try:
582
384
            entry = state._get_entry(0, path_utf8='a-file')
583
 
            # The current size should be 0 (default)
584
 
            self.assertEqual(0, entry[1][0][2])
 
385
            # The current sha1 sum should be empty
 
386
            self.assertEqual('', entry[1][0][1])
585
387
            # We should have a real entry.
586
388
            self.assertNotEqual((None, None), entry)
587
 
            # Make sure everything is old enough
588
 
            state._sha_cutoff_time()
589
 
            state._cutoff_time += 10
590
 
            # Change the file length
591
 
            self.build_tree_contents([('a-file', 'shorter')])
592
 
            sha1sum = dirstate.update_entry(state, entry, 'a-file',
593
 
                os.lstat('a-file'))
594
 
            # new file, no cached sha:
595
 
            self.assertEqual(None, sha1sum)
 
389
            sha1sum = state.update_entry(entry, 'a-file', os.lstat('a-file'))
 
390
            # We should have gotten a real sha1
 
391
            self.assertEqual('ecc5374e9ed82ad3ea3b4d452ea995a5fd3e70e3',
 
392
                             sha1sum)
596
393
 
597
394
            # The dirblock has been updated
598
 
            self.assertEqual(7, entry[1][0][2])
 
395
            self.assertEqual(sha1sum, entry[1][0][1])
599
396
            self.assertEqual(dirstate.DirState.IN_MEMORY_MODIFIED,
600
397
                             state._dirblock_state)
601
398
 
611
408
        state.lock_read()
612
409
        try:
613
410
            entry = state._get_entry(0, path_utf8='a-file')
614
 
            self.assertEqual(7, entry[1][0][2])
 
411
            self.assertEqual(sha1sum, entry[1][0][1])
615
412
        finally:
616
413
            state.unlock()
617
414
 
630
427
        state.lock_read()
631
428
        try:
632
429
            entry = state._get_entry(0, path_utf8='a-file')
633
 
            sha1sum = dirstate.update_entry(state, entry, 'a-file',
634
 
                os.lstat('a-file'))
635
 
            # No sha - too new
636
 
            self.assertEqual(None, sha1sum)
 
430
            sha1sum = state.update_entry(entry, 'a-file', os.lstat('a-file'))
 
431
            # We should have gotten a real sha1
 
432
            self.assertEqual('ecc5374e9ed82ad3ea3b4d452ea995a5fd3e70e3',
 
433
                             sha1sum)
637
434
            self.assertEqual(dirstate.DirState.IN_MEMORY_MODIFIED,
638
435
                             state._dirblock_state)
639
436
 
656
453
                state2.unlock()
657
454
        finally:
658
455
            state.unlock()
659
 
 
 
456
        
660
457
        # The file on disk should not be modified.
661
458
        state = dirstate.DirState.on_file('dirstate')
662
459
        state.lock_read()
666
463
        finally:
667
464
            state.unlock()
668
465
 
669
 
    def test_save_refuses_if_changes_aborted(self):
670
 
        self.build_tree(['a-file', 'a-dir/'])
671
 
        state = dirstate.DirState.initialize('dirstate')
672
 
        try:
673
 
            # No stat and no sha1 sum.
674
 
            state.add('a-file', 'a-file-id', 'file', None, '')
675
 
            state.save()
676
 
        finally:
677
 
            state.unlock()
678
 
 
679
 
        # The dirstate should include TREE_ROOT and 'a-file' and nothing else
680
 
        expected_blocks = [
681
 
            ('', [(('', '', 'TREE_ROOT'),
682
 
                   [('d', '', 0, False, dirstate.DirState.NULLSTAT)])]),
683
 
            ('', [(('', 'a-file', 'a-file-id'),
684
 
                   [('f', '', 0, False, dirstate.DirState.NULLSTAT)])]),
685
 
        ]
686
 
 
687
 
        state = dirstate.DirState.on_file('dirstate')
688
 
        state.lock_write()
689
 
        try:
690
 
            state._read_dirblocks_if_needed()
691
 
            self.assertEqual(expected_blocks, state._dirblocks)
692
 
 
693
 
            # Now modify the state, but mark it as inconsistent
694
 
            state.add('a-dir', 'a-dir-id', 'directory', None, '')
695
 
            state._changes_aborted = True
696
 
            state.save()
697
 
        finally:
698
 
            state.unlock()
699
 
 
700
 
        state = dirstate.DirState.on_file('dirstate')
701
 
        state.lock_read()
702
 
        try:
703
 
            state._read_dirblocks_if_needed()
704
 
            self.assertEqual(expected_blocks, state._dirblocks)
705
 
        finally:
706
 
            state.unlock()
707
 
 
708
466
 
709
467
class TestDirStateInitialize(TestCaseWithDirState):
710
468
 
718
476
        try:
719
477
            self.assertIsInstance(state, dirstate.DirState)
720
478
            lines = state.get_lines()
721
 
        finally:
 
479
            self.assertFileEqual(''.join(state.get_lines()),
 
480
                'dirstate')
 
481
            self.check_state_with_reopen(expected_result, state)
 
482
        except:
722
483
            state.unlock()
723
 
        # On win32 you can't read from a locked file, even within the same
724
 
        # process. So we have to unlock and release before we check the file
725
 
        # contents.
726
 
        self.assertFileEqual(''.join(lines), 'dirstate')
727
 
        state.lock_read() # check_state_with_reopen will unlock
728
 
        self.check_state_with_reopen(expected_result, state)
 
484
            raise
729
485
 
730
486
 
731
487
class TestDirStateManipulations(TestCaseWithDirState):
737
493
        try:
738
494
            tree1.add('')
739
495
            revid1 = tree1.commit('foo').encode('utf8')
740
 
            root_id = tree1.get_root_id()
 
496
            root_id = tree1.inventory.root.file_id
741
497
            inv = tree1.inventory
742
498
        finally:
743
499
            tree1.unlock()
758
514
            # This will unlock it
759
515
            self.check_state_with_reopen(expected_result, state)
760
516
 
761
 
    def test_set_state_from_inventory_preserves_hashcache(self):
762
 
        # https://bugs.launchpad.net/bzr/+bug/146176
763
 
        # set_state_from_inventory should preserve the stat and hash value for
764
 
        # workingtree files that are not changed by the inventory.
765
 
 
766
 
        tree = self.make_branch_and_tree('.')
767
 
        # depends on the default format using dirstate...
768
 
        tree.lock_write()
769
 
        try:
770
 
            # make a dirstate with some valid hashcache data
771
 
            # file on disk, but that's not needed for this test
772
 
            foo_contents = 'contents of foo'
773
 
            self.build_tree_contents([('foo', foo_contents)])
774
 
            tree.add('foo', 'foo-id')
775
 
 
776
 
            foo_stat = os.stat('foo')
777
 
            foo_packed = dirstate.pack_stat(foo_stat)
778
 
            foo_sha = osutils.sha_string(foo_contents)
779
 
            foo_size = len(foo_contents)
780
 
 
781
 
            # should not be cached yet, because the file's too fresh
782
 
            self.assertEqual(
783
 
                (('', 'foo', 'foo-id',),
784
 
                 [('f', '', 0, False, dirstate.DirState.NULLSTAT)]),
785
 
                tree._dirstate._get_entry(0, 'foo-id'))
786
 
            # poke in some hashcache information - it wouldn't normally be
787
 
            # stored because it's too fresh
788
 
            tree._dirstate.update_minimal(
789
 
                ('', 'foo', 'foo-id'),
790
 
                'f', False, foo_sha, foo_packed, foo_size, 'foo')
791
 
            # now should be cached
792
 
            self.assertEqual(
793
 
                (('', 'foo', 'foo-id',),
794
 
                 [('f', foo_sha, foo_size, False, foo_packed)]),
795
 
                tree._dirstate._get_entry(0, 'foo-id'))
796
 
 
797
 
            # extract the inventory, and add something to it
798
 
            inv = tree._get_inventory()
799
 
            # should see the file we poked in...
800
 
            self.assertTrue(inv.has_id('foo-id'))
801
 
            self.assertTrue(inv.has_filename('foo'))
802
 
            inv.add_path('bar', 'file', 'bar-id')
803
 
            tree._dirstate._validate()
804
 
            # this used to cause it to lose its hashcache
805
 
            tree._dirstate.set_state_from_inventory(inv)
806
 
            tree._dirstate._validate()
807
 
        finally:
808
 
            tree.unlock()
809
 
 
810
 
        tree.lock_read()
811
 
        try:
812
 
            # now check that the state still has the original hashcache value
813
 
            state = tree._dirstate
814
 
            state._validate()
815
 
            foo_tuple = state._get_entry(0, path_utf8='foo')
816
 
            self.assertEqual(
817
 
                (('', 'foo', 'foo-id',),
818
 
                 [('f', foo_sha, len(foo_contents), False,
819
 
                   dirstate.pack_stat(foo_stat))]),
820
 
                foo_tuple)
821
 
        finally:
822
 
            tree.unlock()
823
 
 
824
 
    def test_set_state_from_inventory_mixed_paths(self):
825
 
        tree1 = self.make_branch_and_tree('tree1')
826
 
        self.build_tree(['tree1/a/', 'tree1/a/b/', 'tree1/a-b/',
827
 
                         'tree1/a/b/foo', 'tree1/a-b/bar'])
828
 
        tree1.lock_write()
829
 
        try:
830
 
            tree1.add(['a', 'a/b', 'a-b', 'a/b/foo', 'a-b/bar'],
831
 
                      ['a-id', 'b-id', 'a-b-id', 'foo-id', 'bar-id'])
832
 
            tree1.commit('rev1', rev_id='rev1')
833
 
            root_id = tree1.get_root_id()
834
 
            inv = tree1.inventory
835
 
        finally:
836
 
            tree1.unlock()
837
 
        expected_result1 = [('', '', root_id, 'd'),
838
 
                            ('', 'a', 'a-id', 'd'),
839
 
                            ('', 'a-b', 'a-b-id', 'd'),
840
 
                            ('a', 'b', 'b-id', 'd'),
841
 
                            ('a/b', 'foo', 'foo-id', 'f'),
842
 
                            ('a-b', 'bar', 'bar-id', 'f'),
843
 
                           ]
844
 
        expected_result2 = [('', '', root_id, 'd'),
845
 
                            ('', 'a', 'a-id', 'd'),
846
 
                            ('', 'a-b', 'a-b-id', 'd'),
847
 
                            ('a-b', 'bar', 'bar-id', 'f'),
848
 
                           ]
849
 
        state = dirstate.DirState.initialize('dirstate')
850
 
        try:
851
 
            state.set_state_from_inventory(inv)
852
 
            values = []
853
 
            for entry in state._iter_entries():
854
 
                values.append(entry[0] + entry[1][0][:1])
855
 
            self.assertEqual(expected_result1, values)
856
 
            del inv['b-id']
857
 
            state.set_state_from_inventory(inv)
858
 
            values = []
859
 
            for entry in state._iter_entries():
860
 
                values.append(entry[0] + entry[1][0][:1])
861
 
            self.assertEqual(expected_result2, values)
862
 
        finally:
863
 
            state.unlock()
864
 
 
865
517
    def test_set_path_id_no_parents(self):
866
518
        """The id of a path can be changed trivally with no parents."""
867
519
        state = dirstate.DirState.initialize('dirstate')
868
520
        try:
869
521
            # check precondition to be sure the state does change appropriately.
870
 
            root_entry = (('', '', 'TREE_ROOT'), [('d', '', 0, False, 'x'*32)])
871
 
            self.assertEqual([root_entry], list(state._iter_entries()))
872
 
            self.assertEqual(root_entry, state._get_entry(0, path_utf8=''))
873
 
            self.assertEqual(root_entry,
874
 
                             state._get_entry(0, fileid_utf8='TREE_ROOT'))
875
 
            self.assertEqual((None, None),
876
 
                             state._get_entry(0, fileid_utf8='second-root-id'))
877
 
            state.set_path_id('', 'second-root-id')
878
 
            new_root_entry = (('', '', 'second-root-id'),
879
 
                              [('d', '', 0, False, 'x'*32)])
880
 
            expected_rows = [new_root_entry]
 
522
            self.assertEqual(
 
523
                [(('', '', 'TREE_ROOT'), [('d', '', 0, False,
 
524
                   'xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx')])],
 
525
                list(state._iter_entries()))
 
526
            state.set_path_id('', 'foobarbaz')
 
527
            expected_rows = [
 
528
                (('', '', 'foobarbaz'), [('d', '', 0, False,
 
529
                   'xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx')])]
881
530
            self.assertEqual(expected_rows, list(state._iter_entries()))
882
 
            self.assertEqual(new_root_entry, state._get_entry(0, path_utf8=''))
883
 
            self.assertEqual(new_root_entry, 
884
 
                             state._get_entry(0, fileid_utf8='second-root-id'))
885
 
            self.assertEqual((None, None),
886
 
                             state._get_entry(0, fileid_utf8='TREE_ROOT'))
887
531
            # should work across save too
888
532
            state.save()
889
533
        finally:
890
534
            state.unlock()
891
535
        state = dirstate.DirState.on_file('dirstate')
 
536
        state._validate()
892
537
        state.lock_read()
893
538
        try:
894
 
            state._validate()
895
539
            self.assertEqual(expected_rows, list(state._iter_entries()))
896
540
        finally:
897
541
            state.unlock()
907
551
        state._validate()
908
552
        try:
909
553
            state.set_parent_trees([('parent-revid', rt)], ghosts=[])
910
 
            root_entry = (('', '', 'TREE_ROOT'),
911
 
                          [('d', '', 0, False, 'x'*32),
912
 
                           ('d', '', 0, False, 'parent-revid')])
913
 
            self.assertEqual(root_entry, state._get_entry(0, path_utf8=''))
914
 
            self.assertEqual(root_entry,
915
 
                             state._get_entry(0, fileid_utf8='TREE_ROOT'))
916
 
            self.assertEqual((None, None),
917
 
                             state._get_entry(0, fileid_utf8='Asecond-root-id'))
918
 
            state.set_path_id('', 'Asecond-root-id')
 
554
            state.set_path_id('', 'foobarbaz')
919
555
            state._validate()
920
556
            # now see that it is what we expected
921
 
            old_root_entry = (('', '', 'TREE_ROOT'),
922
 
                              [('a', '', 0, False, ''),
923
 
                               ('d', '', 0, False, 'parent-revid')])
924
 
            new_root_entry = (('', '', 'Asecond-root-id'),
925
 
                              [('d', '', 0, False, ''),
926
 
                               ('a', '', 0, False, '')])
927
 
            expected_rows = [new_root_entry, old_root_entry]
 
557
            expected_rows = [
 
558
                (('', '', 'TREE_ROOT'),
 
559
                    [('a', '', 0, False, ''),
 
560
                     ('d', '', 0, False, 'parent-revid'),
 
561
                     ]),
 
562
                (('', '', 'foobarbaz'),
 
563
                    [('d', '', 0, False, ''),
 
564
                     ('a', '', 0, False, ''),
 
565
                     ]),
 
566
                ]
928
567
            state._validate()
929
568
            self.assertEqual(expected_rows, list(state._iter_entries()))
930
 
            self.assertEqual(new_root_entry, state._get_entry(0, path_utf8=''))
931
 
            self.assertEqual(old_root_entry, state._get_entry(1, path_utf8=''))
932
 
            self.assertEqual((None, None),
933
 
                             state._get_entry(0, fileid_utf8='TREE_ROOT'))
934
 
            self.assertEqual(old_root_entry,
935
 
                             state._get_entry(1, fileid_utf8='TREE_ROOT'))
936
 
            self.assertEqual(new_root_entry,
937
 
                             state._get_entry(0, fileid_utf8='Asecond-root-id'))
938
 
            self.assertEqual((None, None),
939
 
                             state._get_entry(1, fileid_utf8='Asecond-root-id'))
940
569
            # should work across save too
941
570
            state.save()
942
571
        finally:
958
587
        finally:
959
588
            state.unlock()
960
589
 
 
590
 
961
591
    def test_set_parent_trees_no_content(self):
962
592
        # set_parent_trees is a slow but important api to support.
963
593
        tree1 = self.make_branch_and_memory_tree('tree1')
968
598
        finally:
969
599
            tree1.unlock()
970
600
        branch2 = tree1.branch.bzrdir.clone('tree2').open_branch()
971
 
        tree2 = memorytree.MemoryTree.create_on_branch(branch2)
 
601
        tree2 = MemoryTree.create_on_branch(branch2)
972
602
        tree2.lock_write()
973
603
        try:
974
604
            revid2 = tree2.commit('foo')
975
 
            root_id = tree2.get_root_id()
 
605
            root_id = tree2.inventory.root.file_id
976
606
        finally:
977
607
            tree2.unlock()
978
608
        state = dirstate.DirState.initialize('dirstate')
1006
636
            state.set_parent_trees(
1007
637
                ((revid1, tree1.branch.repository.revision_tree(revid1)),
1008
638
                 (revid2, tree2.branch.repository.revision_tree(revid2)),
1009
 
                 ('ghost-rev', tree2.branch.repository.revision_tree(
1010
 
                                   _mod_revision.NULL_REVISION))),
 
639
                 ('ghost-rev', tree2.branch.repository.revision_tree(None))),
1011
640
                ['ghost-rev'])
1012
641
            self.assertEqual([revid1, revid2, 'ghost-rev'],
1013
642
                             state.get_parent_ids())
1017
646
                [(('', '', root_id), [
1018
647
                  ('d', '', 0, False, dirstate.DirState.NULLSTAT),
1019
648
                  ('d', '', 0, False, revid1),
1020
 
                  ('d', '', 0, False, revid1)
 
649
                  ('d', '', 0, False, revid2)
1021
650
                  ])],
1022
651
                list(state._iter_entries()))
1023
652
        finally:
1038
667
        finally:
1039
668
            tree1.unlock()
1040
669
        branch2 = tree1.branch.bzrdir.clone('tree2').open_branch()
1041
 
        tree2 = memorytree.MemoryTree.create_on_branch(branch2)
 
670
        tree2 = MemoryTree.create_on_branch(branch2)
1042
671
        tree2.lock_write()
1043
672
        try:
1044
673
            tree2.put_file_bytes_non_atomic('file-id', 'new file-content')
1045
674
            revid2 = tree2.commit('foo')
1046
 
            root_id = tree2.get_root_id()
 
675
            root_id = tree2.inventory.root.file_id
1047
676
        finally:
1048
677
            tree2.unlock()
1049
678
        # check the layout in memory
1051
680
            (('', '', root_id), [
1052
681
             ('d', '', 0, False, dirstate.DirState.NULLSTAT),
1053
682
             ('d', '', 0, False, revid1.encode('utf8')),
1054
 
             ('d', '', 0, False, revid1.encode('utf8'))
 
683
             ('d', '', 0, False, revid2.encode('utf8'))
1055
684
             ]),
1056
685
            (('', 'a file', 'file-id'), [
1057
686
             ('a', '', 0, False, ''),
1089
718
            (('', '', 'TREE_ROOT'), [
1090
719
             ('d', '', 0, False, dirstate.DirState.NULLSTAT), # current tree
1091
720
             ]),
1092
 
            (('', 'a file', 'a-file-id'), [
 
721
            (('', 'a file', 'a file id'), [
1093
722
             ('f', '1'*20, 19, False, dirstate.pack_stat(stat)), # current tree
1094
723
             ]),
1095
724
            ]
1096
725
        try:
1097
 
            state.add('a file', 'a-file-id', 'file', stat, '1'*20)
 
726
            state.add('a file', 'a file id', 'file', stat, '1'*20)
1098
727
            # having added it, it should be in the output of iter_entries.
1099
728
            self.assertEqual(expected_entries, list(state._iter_entries()))
1100
729
            # saving and reloading should not affect this.
1103
732
            state.unlock()
1104
733
        state = dirstate.DirState.on_file('dirstate')
1105
734
        state.lock_read()
1106
 
        self.addCleanup(state.unlock)
1107
 
        self.assertEqual(expected_entries, list(state._iter_entries()))
 
735
        try:
 
736
            self.assertEqual(expected_entries, list(state._iter_entries()))
 
737
        finally:
 
738
            state.unlock()
1108
739
 
1109
740
    def test_add_path_to_unversioned_directory(self):
1110
741
        """Adding a path to an unversioned directory should error.
1115
746
        """
1116
747
        self.build_tree(['unversioned/', 'unversioned/a file'])
1117
748
        state = dirstate.DirState.initialize('dirstate')
1118
 
        self.addCleanup(state.unlock)
1119
 
        self.assertRaises(errors.NotVersionedError, state.add,
1120
 
                          'unversioned/a file', 'a-file-id', 'file', None, None)
 
749
        try:
 
750
            self.assertRaises(errors.NotVersionedError, state.add,
 
751
                'unversioned/a file', 'a file id', 'file', None, None)
 
752
        finally:
 
753
            state.unlock()
1121
754
 
1122
755
    def test_add_directory_to_root_no_parents_all_data(self):
1123
756
        # The most trivial addition of a dir is when there are no parents and
1143
776
            state.unlock()
1144
777
        state = dirstate.DirState.on_file('dirstate')
1145
778
        state.lock_read()
1146
 
        self.addCleanup(state.unlock)
1147
779
        state._validate()
1148
 
        self.assertEqual(expected_entries, list(state._iter_entries()))
 
780
        try:
 
781
            self.assertEqual(expected_entries, list(state._iter_entries()))
 
782
        finally:
 
783
            state.unlock()
1149
784
 
1150
 
    def _test_add_symlink_to_root_no_parents_all_data(self, link_name, target):
 
785
    def test_add_symlink_to_root_no_parents_all_data(self):
1151
786
        # The most trivial addition of a symlink when there are no parents and
1152
787
        # its in the root and all data about the file is supplied
1153
788
        # bzr doesn't support fake symlinks on windows, yet.
1154
 
        self.requireFeature(tests.SymlinkFeature)
1155
 
        os.symlink(target, link_name)
1156
 
        stat = os.lstat(link_name)
 
789
        if not has_symlinks():
 
790
            raise TestSkipped("No symlink support")
 
791
        os.symlink('target', 'a link')
 
792
        stat = os.lstat('a link')
1157
793
        expected_entries = [
1158
794
            (('', '', 'TREE_ROOT'), [
1159
795
             ('d', '', 0, False, dirstate.DirState.NULLSTAT), # current tree
1160
796
             ]),
1161
 
            (('', link_name.encode('UTF-8'), 'a link id'), [
1162
 
             ('l', target.encode('UTF-8'), stat[6],
1163
 
              False, dirstate.pack_stat(stat)), # current tree
 
797
            (('', 'a link', 'a link id'), [
 
798
             ('l', 'target', 6, False, dirstate.pack_stat(stat)), # current tree
1164
799
             ]),
1165
800
            ]
1166
801
        state = dirstate.DirState.initialize('dirstate')
1167
802
        try:
1168
 
            state.add(link_name, 'a link id', 'symlink', stat,
1169
 
                      target.encode('UTF-8'))
 
803
            state.add('a link', 'a link id', 'symlink', stat, 'target')
1170
804
            # having added it, it should be in the output of iter_entries.
1171
805
            self.assertEqual(expected_entries, list(state._iter_entries()))
1172
806
            # saving and reloading should not affect this.
1175
809
            state.unlock()
1176
810
        state = dirstate.DirState.on_file('dirstate')
1177
811
        state.lock_read()
1178
 
        self.addCleanup(state.unlock)
1179
 
        self.assertEqual(expected_entries, list(state._iter_entries()))
1180
 
 
1181
 
    def test_add_symlink_to_root_no_parents_all_data(self):
1182
 
        self._test_add_symlink_to_root_no_parents_all_data('a link', 'target')
1183
 
 
1184
 
    def test_add_symlink_unicode_to_root_no_parents_all_data(self):
1185
 
        self.requireFeature(tests.UnicodeFilenameFeature)
1186
 
        self._test_add_symlink_to_root_no_parents_all_data(
1187
 
            u'\N{Euro Sign}link', u'targ\N{Euro Sign}et')
 
812
        try:
 
813
            self.assertEqual(expected_entries, list(state._iter_entries()))
 
814
        finally:
 
815
            state.unlock()
1188
816
 
1189
817
    def test_add_directory_and_child_no_parents_all_data(self):
1190
818
        # after adding a directory, we should be able to add children to it.
1198
826
            (('', 'a dir', 'a dir id'), [
1199
827
             ('d', '', 0, False, dirstate.pack_stat(dirstat)), # current tree
1200
828
             ]),
1201
 
            (('a dir', 'a file', 'a-file-id'), [
 
829
            (('a dir', 'a file', 'a file id'), [
1202
830
             ('f', '1'*20, 25, False,
1203
831
              dirstate.pack_stat(filestat)), # current tree details
1204
832
             ]),
1206
834
        state = dirstate.DirState.initialize('dirstate')
1207
835
        try:
1208
836
            state.add('a dir', 'a dir id', 'directory', dirstat, None)
1209
 
            state.add('a dir/a file', 'a-file-id', 'file', filestat, '1'*20)
 
837
            state.add('a dir/a file', 'a file id', 'file', filestat, '1'*20)
1210
838
            # added it, it should be in the output of iter_entries.
1211
839
            self.assertEqual(expected_entries, list(state._iter_entries()))
1212
840
            # saving and reloading should not affect this.
1215
843
            state.unlock()
1216
844
        state = dirstate.DirState.on_file('dirstate')
1217
845
        state.lock_read()
1218
 
        self.addCleanup(state.unlock)
1219
 
        self.assertEqual(expected_entries, list(state._iter_entries()))
 
846
        try:
 
847
            self.assertEqual(expected_entries, list(state._iter_entries()))
 
848
        finally:
 
849
            state.unlock()
1220
850
 
1221
851
    def test_add_tree_reference(self):
1222
852
        # make a dirstate and add a tree reference
1236
866
            state.unlock()
1237
867
        # now check we can read it back
1238
868
        state.lock_read()
1239
 
        self.addCleanup(state.unlock)
1240
869
        state._validate()
1241
 
        entry2 = state._get_entry(0, 'subdir-id', 'subdir')
1242
 
        self.assertEqual(entry, entry2)
1243
 
        self.assertEqual(entry, expected_entry)
1244
 
        # and lookup by id should work too
1245
 
        entry2 = state._get_entry(0, fileid_utf8='subdir-id')
1246
 
        self.assertEqual(entry, expected_entry)
 
870
        try:
 
871
            entry2 = state._get_entry(0, 'subdir-id', 'subdir')
 
872
            self.assertEqual(entry, entry2)
 
873
            self.assertEqual(entry, expected_entry)
 
874
            # and lookup by id should work too
 
875
            entry2 = state._get_entry(0, fileid_utf8='subdir-id')
 
876
            self.assertEqual(entry, expected_entry)
 
877
        finally:
 
878
            state.unlock()
1247
879
 
1248
880
    def test_add_forbidden_names(self):
1249
881
        state = dirstate.DirState.initialize('dirstate')
1253
885
        self.assertRaises(errors.BzrError,
1254
886
            state.add, '..', 'ass-id', 'directory', None, None)
1255
887
 
1256
 
    def test_set_state_with_rename_b_a_bug_395556(self):
1257
 
        # bug 395556 uncovered a bug where the dirstate ends up with a false
1258
 
        # relocation record - in a tree with no parents there should be no
1259
 
        # absent or relocated records. This then leads to further corruption
1260
 
        # when a commit occurs, as the incorrect relocation gathers an
1261
 
        # incorrect absent in tree 1, and future changes go to pot.
1262
 
        tree1 = self.make_branch_and_tree('tree1')
1263
 
        self.build_tree(['tree1/b'])
1264
 
        tree1.lock_write()
1265
 
        try:
1266
 
            tree1.add(['b'], ['b-id'])
1267
 
            root_id = tree1.get_root_id()
1268
 
            inv = tree1.inventory
1269
 
            state = dirstate.DirState.initialize('dirstate')
1270
 
            try:
1271
 
                # Set the initial state with 'b'
1272
 
                state.set_state_from_inventory(inv)
1273
 
                inv.rename('b-id', root_id, 'a')
1274
 
                # Set the new state with 'a', which currently corrupts.
1275
 
                state.set_state_from_inventory(inv)
1276
 
                expected_result1 = [('', '', root_id, 'd'),
1277
 
                                    ('', 'a', 'b-id', 'f'),
1278
 
                                   ]
1279
 
                values = []
1280
 
                for entry in state._iter_entries():
1281
 
                    values.append(entry[0] + entry[1][0][:1])
1282
 
                self.assertEqual(expected_result1, values)
1283
 
            finally:
1284
 
                state.unlock()
1285
 
        finally:
1286
 
            tree1.unlock()
1287
 
 
1288
888
 
1289
889
class TestGetLines(TestCaseWithDirState):
1290
890
 
1503
1103
            state.unlock()
1504
1104
 
1505
1105
 
1506
 
class TestIterChildEntries(TestCaseWithDirState):
1507
 
 
1508
 
    def create_dirstate_with_two_trees(self):
1509
 
        """This dirstate contains multiple files and directories.
1510
 
 
1511
 
         /        a-root-value
1512
 
         a/       a-dir
1513
 
         b/       b-dir
1514
 
         c        c-file
1515
 
         d        d-file
1516
 
         a/e/     e-dir
1517
 
         a/f      f-file
1518
 
         b/g      g-file
1519
 
         b/h\xc3\xa5  h-\xc3\xa5-file  #This is u'\xe5' encoded into utf-8
1520
 
 
1521
 
        Notice that a/e is an empty directory.
1522
 
 
1523
 
        There is one parent tree, which has the same shape with the following variations:
1524
 
        b/g in the parent is gone.
1525
 
        b/h in the parent has a different id
1526
 
        b/i is new in the parent
1527
 
        c is renamed to b/j in the parent
1528
 
 
1529
 
        :return: The dirstate, still write-locked.
1530
 
        """
1531
 
        packed_stat = 'AAAAREUHaIpFB2iKAAADAQAtkqUAAIGk'
1532
 
        null_sha = 'xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx'
1533
 
        NULL_PARENT_DETAILS = dirstate.DirState.NULL_PARENT_DETAILS
1534
 
        root_entry = ('', '', 'a-root-value'), [
1535
 
            ('d', '', 0, False, packed_stat),
1536
 
            ('d', '', 0, False, 'parent-revid'),
1537
 
            ]
1538
 
        a_entry = ('', 'a', 'a-dir'), [
1539
 
            ('d', '', 0, False, packed_stat),
1540
 
            ('d', '', 0, False, 'parent-revid'),
1541
 
            ]
1542
 
        b_entry = ('', 'b', 'b-dir'), [
1543
 
            ('d', '', 0, False, packed_stat),
1544
 
            ('d', '', 0, False, 'parent-revid'),
1545
 
            ]
1546
 
        c_entry = ('', 'c', 'c-file'), [
1547
 
            ('f', null_sha, 10, False, packed_stat),
1548
 
            ('r', 'b/j', 0, False, ''),
1549
 
            ]
1550
 
        d_entry = ('', 'd', 'd-file'), [
1551
 
            ('f', null_sha, 20, False, packed_stat),
1552
 
            ('f', 'd', 20, False, 'parent-revid'),
1553
 
            ]
1554
 
        e_entry = ('a', 'e', 'e-dir'), [
1555
 
            ('d', '', 0, False, packed_stat),
1556
 
            ('d', '', 0, False, 'parent-revid'),
1557
 
            ]
1558
 
        f_entry = ('a', 'f', 'f-file'), [
1559
 
            ('f', null_sha, 30, False, packed_stat),
1560
 
            ('f', 'f', 20, False, 'parent-revid'),
1561
 
            ]
1562
 
        g_entry = ('b', 'g', 'g-file'), [
1563
 
            ('f', null_sha, 30, False, packed_stat),
1564
 
            NULL_PARENT_DETAILS,
1565
 
            ]
1566
 
        h_entry1 = ('b', 'h\xc3\xa5', 'h-\xc3\xa5-file1'), [
1567
 
            ('f', null_sha, 40, False, packed_stat),
1568
 
            NULL_PARENT_DETAILS,
1569
 
            ]
1570
 
        h_entry2 = ('b', 'h\xc3\xa5', 'h-\xc3\xa5-file2'), [
1571
 
            NULL_PARENT_DETAILS,
1572
 
            ('f', 'h', 20, False, 'parent-revid'),
1573
 
            ]
1574
 
        i_entry = ('b', 'i', 'i-file'), [
1575
 
            NULL_PARENT_DETAILS,
1576
 
            ('f', 'h', 20, False, 'parent-revid'),
1577
 
            ]
1578
 
        j_entry = ('b', 'j', 'c-file'), [
1579
 
            ('r', 'c', 0, False, ''),
1580
 
            ('f', 'j', 20, False, 'parent-revid'),
1581
 
            ]
1582
 
        dirblocks = []
1583
 
        dirblocks.append(('', [root_entry]))
1584
 
        dirblocks.append(('', [a_entry, b_entry, c_entry, d_entry]))
1585
 
        dirblocks.append(('a', [e_entry, f_entry]))
1586
 
        dirblocks.append(('b', [g_entry, h_entry1, h_entry2, i_entry, j_entry]))
1587
 
        state = dirstate.DirState.initialize('dirstate')
1588
 
        state._validate()
1589
 
        try:
1590
 
            state._set_data(['parent'], dirblocks)
1591
 
        except:
1592
 
            state.unlock()
1593
 
            raise
1594
 
        return state, dirblocks
1595
 
 
1596
 
    def test_iter_children_b(self):
1597
 
        state, dirblocks = self.create_dirstate_with_two_trees()
1598
 
        self.addCleanup(state.unlock)
1599
 
        expected_result = []
1600
 
        expected_result.append(dirblocks[3][1][2]) # h2
1601
 
        expected_result.append(dirblocks[3][1][3]) # i
1602
 
        expected_result.append(dirblocks[3][1][4]) # j
1603
 
        self.assertEqual(expected_result,
1604
 
            list(state._iter_child_entries(1, 'b')))
1605
 
 
1606
 
    def test_iter_child_root(self):
1607
 
        state, dirblocks = self.create_dirstate_with_two_trees()
1608
 
        self.addCleanup(state.unlock)
1609
 
        expected_result = []
1610
 
        expected_result.append(dirblocks[1][1][0]) # a
1611
 
        expected_result.append(dirblocks[1][1][1]) # b
1612
 
        expected_result.append(dirblocks[1][1][3]) # d
1613
 
        expected_result.append(dirblocks[2][1][0]) # e
1614
 
        expected_result.append(dirblocks[2][1][1]) # f
1615
 
        expected_result.append(dirblocks[3][1][2]) # h2
1616
 
        expected_result.append(dirblocks[3][1][3]) # i
1617
 
        expected_result.append(dirblocks[3][1][4]) # j
1618
 
        self.assertEqual(expected_result,
1619
 
            list(state._iter_child_entries(1, '')))
1620
 
 
1621
 
 
1622
 
class TestDirstateSortOrder(tests.TestCaseWithTransport):
 
1106
class TestDirstateSortOrder(TestCaseWithTransport):
1623
1107
    """Test that DirState adds entries in the right order."""
1624
1108
 
1625
1109
    def test_add_sorting(self):
1674
1158
 
1675
1159
        # *really* cheesy way to just get an empty tree
1676
1160
        repo = self.make_repository('repo')
1677
 
        empty_tree = repo.revision_tree(_mod_revision.NULL_REVISION)
 
1161
        empty_tree = repo.revision_tree(None)
1678
1162
        state.set_parent_trees([('null:', empty_tree)], [])
1679
1163
 
1680
1164
        dirblock_names = [d[0] for d in state._dirblocks]
1684
1168
class InstrumentedDirState(dirstate.DirState):
1685
1169
    """An DirState with instrumented sha1 functionality."""
1686
1170
 
1687
 
    def __init__(self, path, sha1_provider):
1688
 
        super(InstrumentedDirState, self).__init__(path, sha1_provider)
 
1171
    def __init__(self, path):
 
1172
        super(InstrumentedDirState, self).__init__(path)
1689
1173
        self._time_offset = 0
1690
1174
        self._log = []
1691
 
        # member is dynamically set in DirState.__init__ to turn on trace
1692
 
        self._sha1_provider = sha1_provider
1693
 
        self._sha1_file = self._sha1_file_and_log
1694
1175
 
1695
1176
    def _sha_cutoff_time(self):
1696
1177
        timestamp = super(InstrumentedDirState, self)._sha_cutoff_time()
1697
1178
        self._cutoff_time = timestamp + self._time_offset
1698
1179
 
1699
 
    def _sha1_file_and_log(self, abspath):
 
1180
    def _sha1_file(self, abspath, entry):
1700
1181
        self._log.append(('sha1', abspath))
1701
 
        return self._sha1_provider.sha1(abspath)
 
1182
        return super(InstrumentedDirState, self)._sha1_file(abspath, entry)
1702
1183
 
1703
1184
    def _read_link(self, abspath, old_link):
1704
1185
        self._log.append(('read_link', abspath, old_link))
1735
1216
        self.st_ino = ino
1736
1217
        self.st_mode = mode
1737
1218
 
1738
 
    @staticmethod
1739
 
    def from_stat(st):
1740
 
        return _FakeStat(st.st_size, st.st_mtime, st.st_ctime, st.st_dev,
1741
 
            st.st_ino, st.st_mode)
1742
 
 
1743
 
 
1744
 
class TestPackStat(tests.TestCaseWithTransport):
 
1219
 
 
1220
class TestUpdateEntry(TestCaseWithDirState):
 
1221
    """Test the DirState.update_entry functions"""
 
1222
 
 
1223
    def get_state_with_a(self):
 
1224
        """Create a DirState tracking a single object named 'a'"""
 
1225
        state = InstrumentedDirState.initialize('dirstate')
 
1226
        self.addCleanup(state.unlock)
 
1227
        state.add('a', 'a-id', 'file', None, '')
 
1228
        entry = state._get_entry(0, path_utf8='a')
 
1229
        return state, entry
 
1230
 
 
1231
    def test_update_entry(self):
 
1232
        state, entry = self.get_state_with_a()
 
1233
        self.build_tree(['a'])
 
1234
        # Add one where we don't provide the stat or sha already
 
1235
        self.assertEqual(('', 'a', 'a-id'), entry[0])
 
1236
        self.assertEqual([('f', '', 0, False, dirstate.DirState.NULLSTAT)],
 
1237
                         entry[1])
 
1238
        # Flush the buffers to disk
 
1239
        state.save()
 
1240
        self.assertEqual(dirstate.DirState.IN_MEMORY_UNMODIFIED,
 
1241
                         state._dirblock_state)
 
1242
 
 
1243
        stat_value = os.lstat('a')
 
1244
        packed_stat = dirstate.pack_stat(stat_value)
 
1245
        link_or_sha1 = state.update_entry(entry, abspath='a',
 
1246
                                          stat_value=stat_value)
 
1247
        self.assertEqual('b50e5406bb5e153ebbeb20268fcf37c87e1ecfb6',
 
1248
                         link_or_sha1)
 
1249
 
 
1250
        # The dirblock entry should be updated with the new info
 
1251
        self.assertEqual([('f', link_or_sha1, 14, False, packed_stat)],
 
1252
                         entry[1])
 
1253
        self.assertEqual(dirstate.DirState.IN_MEMORY_MODIFIED,
 
1254
                         state._dirblock_state)
 
1255
        mode = stat_value.st_mode
 
1256
        self.assertEqual([('sha1', 'a'), ('is_exec', mode, False)], state._log)
 
1257
 
 
1258
        state.save()
 
1259
        self.assertEqual(dirstate.DirState.IN_MEMORY_UNMODIFIED,
 
1260
                         state._dirblock_state)
 
1261
 
 
1262
        # If we do it again right away, we don't know if the file has changed
 
1263
        # so we will re-read the file. Roll the clock back so the file is
 
1264
        # guaranteed to look too new.
 
1265
        state.adjust_time(-10)
 
1266
 
 
1267
        link_or_sha1 = state.update_entry(entry, abspath='a',
 
1268
                                          stat_value=stat_value)
 
1269
        self.assertEqual([('sha1', 'a'), ('is_exec', mode, False),
 
1270
                          ('sha1', 'a'), ('is_exec', mode, False),
 
1271
                         ], state._log)
 
1272
        self.assertEqual('b50e5406bb5e153ebbeb20268fcf37c87e1ecfb6',
 
1273
                         link_or_sha1)
 
1274
        self.assertEqual(dirstate.DirState.IN_MEMORY_MODIFIED,
 
1275
                         state._dirblock_state)
 
1276
        state.save()
 
1277
 
 
1278
        # However, if we move the clock forward so the file is considered
 
1279
        # "stable", it should just returned the cached value.
 
1280
        state.adjust_time(20)
 
1281
        link_or_sha1 = state.update_entry(entry, abspath='a',
 
1282
                                          stat_value=stat_value)
 
1283
        self.assertEqual('b50e5406bb5e153ebbeb20268fcf37c87e1ecfb6',
 
1284
                         link_or_sha1)
 
1285
        self.assertEqual([('sha1', 'a'), ('is_exec', mode, False),
 
1286
                          ('sha1', 'a'), ('is_exec', mode, False),
 
1287
                         ], state._log)
 
1288
 
 
1289
    def test_update_entry_no_stat_value(self):
 
1290
        """Passing the stat_value is optional."""
 
1291
        state, entry = self.get_state_with_a()
 
1292
        state.adjust_time(-10) # Make sure the file looks new
 
1293
        self.build_tree(['a'])
 
1294
        # Add one where we don't provide the stat or sha already
 
1295
        link_or_sha1 = state.update_entry(entry, abspath='a')
 
1296
        self.assertEqual('b50e5406bb5e153ebbeb20268fcf37c87e1ecfb6',
 
1297
                         link_or_sha1)
 
1298
        stat_value = os.lstat('a')
 
1299
        self.assertEqual([('lstat', 'a'), ('sha1', 'a'),
 
1300
                          ('is_exec', stat_value.st_mode, False),
 
1301
                         ], state._log)
 
1302
 
 
1303
    def test_update_entry_symlink(self):
 
1304
        """Update entry should read symlinks."""
 
1305
        if not osutils.has_symlinks():
 
1306
            # PlatformDeficiency / TestSkipped
 
1307
            raise TestSkipped("No symlink support")
 
1308
        state, entry = self.get_state_with_a()
 
1309
        state.save()
 
1310
        self.assertEqual(dirstate.DirState.IN_MEMORY_UNMODIFIED,
 
1311
                         state._dirblock_state)
 
1312
        os.symlink('target', 'a')
 
1313
 
 
1314
        state.adjust_time(-10) # Make the symlink look new
 
1315
        stat_value = os.lstat('a')
 
1316
        packed_stat = dirstate.pack_stat(stat_value)
 
1317
        link_or_sha1 = state.update_entry(entry, abspath='a',
 
1318
                                          stat_value=stat_value)
 
1319
        self.assertEqual('target', link_or_sha1)
 
1320
        self.assertEqual([('read_link', 'a', '')], state._log)
 
1321
        # Dirblock is updated
 
1322
        self.assertEqual([('l', link_or_sha1, 6, False, packed_stat)],
 
1323
                         entry[1])
 
1324
        self.assertEqual(dirstate.DirState.IN_MEMORY_MODIFIED,
 
1325
                         state._dirblock_state)
 
1326
 
 
1327
        # Because the stat_value looks new, we should re-read the target
 
1328
        link_or_sha1 = state.update_entry(entry, abspath='a',
 
1329
                                          stat_value=stat_value)
 
1330
        self.assertEqual('target', link_or_sha1)
 
1331
        self.assertEqual([('read_link', 'a', ''),
 
1332
                          ('read_link', 'a', 'target'),
 
1333
                         ], state._log)
 
1334
        state.adjust_time(+20) # Skip into the future, all files look old
 
1335
        link_or_sha1 = state.update_entry(entry, abspath='a',
 
1336
                                          stat_value=stat_value)
 
1337
        self.assertEqual('target', link_or_sha1)
 
1338
        # There should not be a new read_link call.
 
1339
        # (this is a weak assertion, because read_link is fairly inexpensive,
 
1340
        # versus the number of symlinks that we would have)
 
1341
        self.assertEqual([('read_link', 'a', ''),
 
1342
                          ('read_link', 'a', 'target'),
 
1343
                         ], state._log)
 
1344
 
 
1345
    def test_update_entry_dir(self):
 
1346
        state, entry = self.get_state_with_a()
 
1347
        self.build_tree(['a/'])
 
1348
        self.assertIs(None, state.update_entry(entry, 'a'))
 
1349
 
 
1350
    def create_and_test_file(self, state, entry):
 
1351
        """Create a file at 'a' and verify the state finds it.
 
1352
 
 
1353
        The state should already be versioning *something* at 'a'. This makes
 
1354
        sure that state.update_entry recognizes it as a file.
 
1355
        """
 
1356
        self.build_tree(['a'])
 
1357
        stat_value = os.lstat('a')
 
1358
        packed_stat = dirstate.pack_stat(stat_value)
 
1359
 
 
1360
        link_or_sha1 = state.update_entry(entry, abspath='a')
 
1361
        self.assertEqual('b50e5406bb5e153ebbeb20268fcf37c87e1ecfb6',
 
1362
                         link_or_sha1)
 
1363
        self.assertEqual([('f', link_or_sha1, 14, False, packed_stat)],
 
1364
                         entry[1])
 
1365
        return packed_stat
 
1366
 
 
1367
    def create_and_test_dir(self, state, entry):
 
1368
        """Create a directory at 'a' and verify the state finds it.
 
1369
 
 
1370
        The state should already be versioning *something* at 'a'. This makes
 
1371
        sure that state.update_entry recognizes it as a directory.
 
1372
        """
 
1373
        self.build_tree(['a/'])
 
1374
        stat_value = os.lstat('a')
 
1375
        packed_stat = dirstate.pack_stat(stat_value)
 
1376
 
 
1377
        link_or_sha1 = state.update_entry(entry, abspath='a')
 
1378
        self.assertIs(None, link_or_sha1)
 
1379
        self.assertEqual([('d', '', 0, False, packed_stat)], entry[1])
 
1380
 
 
1381
        return packed_stat
 
1382
 
 
1383
    def create_and_test_symlink(self, state, entry):
 
1384
        """Create a symlink at 'a' and verify the state finds it.
 
1385
 
 
1386
        The state should already be versioning *something* at 'a'. This makes
 
1387
        sure that state.update_entry recognizes it as a symlink.
 
1388
 
 
1389
        This should not be called if this platform does not have symlink
 
1390
        support.
 
1391
        """
 
1392
        # caller should care about skipping test on platforms without symlinks
 
1393
        os.symlink('path/to/foo', 'a')
 
1394
 
 
1395
        stat_value = os.lstat('a')
 
1396
        packed_stat = dirstate.pack_stat(stat_value)
 
1397
 
 
1398
        link_or_sha1 = state.update_entry(entry, abspath='a')
 
1399
        self.assertEqual('path/to/foo', link_or_sha1)
 
1400
        self.assertEqual([('l', 'path/to/foo', 11, False, packed_stat)],
 
1401
                         entry[1])
 
1402
        return packed_stat
 
1403
 
 
1404
    def test_update_missing_file(self):
 
1405
        state, entry = self.get_state_with_a()
 
1406
        packed_stat = self.create_and_test_file(state, entry)
 
1407
        # Now if we delete the file, update_entry should recover and
 
1408
        # return None.
 
1409
        os.remove('a')
 
1410
        self.assertIs(None, state.update_entry(entry, abspath='a'))
 
1411
        # And the record shouldn't be changed.
 
1412
        digest = 'b50e5406bb5e153ebbeb20268fcf37c87e1ecfb6'
 
1413
        self.assertEqual([('f', digest, 14, False, packed_stat)],
 
1414
                         entry[1])
 
1415
 
 
1416
    def test_update_missing_dir(self):
 
1417
        state, entry = self.get_state_with_a()
 
1418
        packed_stat = self.create_and_test_dir(state, entry)
 
1419
        # Now if we delete the directory, update_entry should recover and
 
1420
        # return None.
 
1421
        os.rmdir('a')
 
1422
        self.assertIs(None, state.update_entry(entry, abspath='a'))
 
1423
        self.assertEqual([('d', '', 0, False, packed_stat)], entry[1])
 
1424
 
 
1425
    def test_update_missing_symlink(self):
 
1426
        if not osutils.has_symlinks():
 
1427
            # PlatformDeficiency / TestSkipped
 
1428
            raise TestSkipped("No symlink support")
 
1429
        state, entry = self.get_state_with_a()
 
1430
        packed_stat = self.create_and_test_symlink(state, entry)
 
1431
        os.remove('a')
 
1432
        self.assertIs(None, state.update_entry(entry, abspath='a'))
 
1433
        # And the record shouldn't be changed.
 
1434
        self.assertEqual([('l', 'path/to/foo', 11, False, packed_stat)],
 
1435
                         entry[1])
 
1436
 
 
1437
    def test_update_file_to_dir(self):
 
1438
        """If a file changes to a directory we return None for the sha.
 
1439
        We also update the inventory record.
 
1440
        """
 
1441
        state, entry = self.get_state_with_a()
 
1442
        self.create_and_test_file(state, entry)
 
1443
        os.remove('a')
 
1444
        self.create_and_test_dir(state, entry)
 
1445
 
 
1446
    def test_update_file_to_symlink(self):
 
1447
        """File becomes a symlink"""
 
1448
        if not osutils.has_symlinks():
 
1449
            # PlatformDeficiency / TestSkipped
 
1450
            raise TestSkipped("No symlink support")
 
1451
        state, entry = self.get_state_with_a()
 
1452
        self.create_and_test_file(state, entry)
 
1453
        os.remove('a')
 
1454
        self.create_and_test_symlink(state, entry)
 
1455
 
 
1456
    def test_update_dir_to_file(self):
 
1457
        """Directory becoming a file updates the entry."""
 
1458
        state, entry = self.get_state_with_a()
 
1459
        self.create_and_test_dir(state, entry)
 
1460
        os.rmdir('a')
 
1461
        self.create_and_test_file(state, entry)
 
1462
 
 
1463
    def test_update_dir_to_symlink(self):
 
1464
        """Directory becomes a symlink"""
 
1465
        if not osutils.has_symlinks():
 
1466
            # PlatformDeficiency / TestSkipped
 
1467
            raise TestSkipped("No symlink support")
 
1468
        state, entry = self.get_state_with_a()
 
1469
        self.create_and_test_dir(state, entry)
 
1470
        os.rmdir('a')
 
1471
        self.create_and_test_symlink(state, entry)
 
1472
 
 
1473
    def test_update_symlink_to_file(self):
 
1474
        """Symlink becomes a file"""
 
1475
        if not has_symlinks():
 
1476
            raise TestSkipped("No symlink support")
 
1477
        state, entry = self.get_state_with_a()
 
1478
        self.create_and_test_symlink(state, entry)
 
1479
        os.remove('a')
 
1480
        self.create_and_test_file(state, entry)
 
1481
 
 
1482
    def test_update_symlink_to_dir(self):
 
1483
        """Symlink becomes a directory"""
 
1484
        if not has_symlinks():
 
1485
            raise TestSkipped("No symlink support")
 
1486
        state, entry = self.get_state_with_a()
 
1487
        self.create_and_test_symlink(state, entry)
 
1488
        os.remove('a')
 
1489
        self.create_and_test_dir(state, entry)
 
1490
 
 
1491
    def test__is_executable_win32(self):
 
1492
        state, entry = self.get_state_with_a()
 
1493
        self.build_tree(['a'])
 
1494
 
 
1495
        # Make sure we are using the win32 implementation of _is_executable
 
1496
        state._is_executable = state._is_executable_win32
 
1497
 
 
1498
        # The file on disk is not executable, but we are marking it as though
 
1499
        # it is. With _is_executable_win32 we ignore what is on disk.
 
1500
        entry[1][0] = ('f', '', 0, True, dirstate.DirState.NULLSTAT)
 
1501
 
 
1502
        stat_value = os.lstat('a')
 
1503
        packed_stat = dirstate.pack_stat(stat_value)
 
1504
 
 
1505
        state.adjust_time(-10) # Make sure everything is new
 
1506
        # Make sure it wants to kkkkkkkk
 
1507
        state.update_entry(entry, abspath='a', stat_value=stat_value)
 
1508
 
 
1509
        # The row is updated, but the executable bit stays set.
 
1510
        digest = 'b50e5406bb5e153ebbeb20268fcf37c87e1ecfb6'
 
1511
        self.assertEqual([('f', digest, 14, True, packed_stat)], entry[1])
 
1512
 
 
1513
 
 
1514
class TestPackStat(TestCaseWithTransport):
1745
1515
 
1746
1516
    def assertPackStat(self, expected, stat_value):
1747
1517
        """Check the packed and serialized form of a stat value."""
1793
1563
        self.assertPackStat('AAAbWEXm4FxF5uBmAAADCQBjLNIAAIGk', st)
1794
1564
 
1795
1565
 
1796
 
class TestBisect(TestCaseWithDirState):
 
1566
class TestBisect(TestCaseWithTransport):
1797
1567
    """Test the ability to bisect into the disk format."""
1798
1568
 
 
1569
    def create_basic_dirstate(self):
 
1570
        """Create a dirstate with a few files and directories.
 
1571
 
 
1572
            a
 
1573
            b/
 
1574
              c
 
1575
              d/
 
1576
                e
 
1577
            f
 
1578
        """
 
1579
        tree = self.make_branch_and_tree('tree')
 
1580
        paths = ['a', 'b/', 'b/c', 'b/d/', 'b/d/e', 'f']
 
1581
        file_ids = ['a-id', 'b-id', 'c-id', 'd-id', 'e-id', 'f-id']
 
1582
        self.build_tree(['tree/' + p for p in paths])
 
1583
        tree.set_root_id('TREE_ROOT')
 
1584
        tree.add([p.rstrip('/') for p in paths], file_ids)
 
1585
        tree.commit('initial', rev_id='rev-1')
 
1586
        revision_id = 'rev-1'
 
1587
        # a_packed_stat = dirstate.pack_stat(os.stat('tree/a'))
 
1588
        t = self.get_transport().clone('tree')
 
1589
        a_text = t.get_bytes('a')
 
1590
        a_sha = osutils.sha_string(a_text)
 
1591
        a_len = len(a_text)
 
1592
        # b_packed_stat = dirstate.pack_stat(os.stat('tree/b'))
 
1593
        # c_packed_stat = dirstate.pack_stat(os.stat('tree/b/c'))
 
1594
        c_text = t.get_bytes('b/c')
 
1595
        c_sha = osutils.sha_string(c_text)
 
1596
        c_len = len(c_text)
 
1597
        # d_packed_stat = dirstate.pack_stat(os.stat('tree/b/d'))
 
1598
        # e_packed_stat = dirstate.pack_stat(os.stat('tree/b/d/e'))
 
1599
        e_text = t.get_bytes('b/d/e')
 
1600
        e_sha = osutils.sha_string(e_text)
 
1601
        e_len = len(e_text)
 
1602
        # f_packed_stat = dirstate.pack_stat(os.stat('tree/f'))
 
1603
        f_text = t.get_bytes('f')
 
1604
        f_sha = osutils.sha_string(f_text)
 
1605
        f_len = len(f_text)
 
1606
        null_stat = dirstate.DirState.NULLSTAT
 
1607
        expected = {
 
1608
            '':(('', '', 'TREE_ROOT'), [
 
1609
                  ('d', '', 0, False, null_stat),
 
1610
                  ('d', '', 0, False, revision_id),
 
1611
                ]),
 
1612
            'a':(('', 'a', 'a-id'), [
 
1613
                   ('f', '', 0, False, null_stat),
 
1614
                   ('f', a_sha, a_len, False, revision_id),
 
1615
                 ]),
 
1616
            'b':(('', 'b', 'b-id'), [
 
1617
                  ('d', '', 0, False, null_stat),
 
1618
                  ('d', '', 0, False, revision_id),
 
1619
                 ]),
 
1620
            'b/c':(('b', 'c', 'c-id'), [
 
1621
                    ('f', '', 0, False, null_stat),
 
1622
                    ('f', c_sha, c_len, False, revision_id),
 
1623
                   ]),
 
1624
            'b/d':(('b', 'd', 'd-id'), [
 
1625
                    ('d', '', 0, False, null_stat),
 
1626
                    ('d', '', 0, False, revision_id),
 
1627
                   ]),
 
1628
            'b/d/e':(('b/d', 'e', 'e-id'), [
 
1629
                      ('f', '', 0, False, null_stat),
 
1630
                      ('f', e_sha, e_len, False, revision_id),
 
1631
                     ]),
 
1632
            'f':(('', 'f', 'f-id'), [
 
1633
                  ('f', '', 0, False, null_stat),
 
1634
                  ('f', f_sha, f_len, False, revision_id),
 
1635
                 ]),
 
1636
        }
 
1637
        state = dirstate.DirState.from_tree(tree, 'dirstate')
 
1638
        try:
 
1639
            state.save()
 
1640
        finally:
 
1641
            state.unlock()
 
1642
        # Use a different object, to make sure nothing is pre-cached in memory.
 
1643
        state = dirstate.DirState.on_file('dirstate')
 
1644
        state.lock_read()
 
1645
        self.addCleanup(state.unlock)
 
1646
        self.assertEqual(dirstate.DirState.NOT_IN_MEMORY,
 
1647
                         state._dirblock_state)
 
1648
        # This is code is only really tested if we actually have to make more
 
1649
        # than one read, so set the page size to something smaller.
 
1650
        # We want it to contain about 2.2 records, so that we have a couple
 
1651
        # records that we can read per attempt
 
1652
        state._bisect_page_size = 200
 
1653
        return tree, state, expected
 
1654
 
 
1655
    def create_duplicated_dirstate(self):
 
1656
        """Create a dirstate with a deleted and added entries.
 
1657
 
 
1658
        This grabs a basic_dirstate, and then removes and re adds every entry
 
1659
        with a new file id.
 
1660
        """
 
1661
        tree, state, expected = self.create_basic_dirstate()
 
1662
        # Now we will just remove and add every file so we get an extra entry
 
1663
        # per entry. Unversion in reverse order so we handle subdirs
 
1664
        tree.unversion(['f-id', 'e-id', 'd-id', 'c-id', 'b-id', 'a-id'])
 
1665
        tree.add(['a', 'b', 'b/c', 'b/d', 'b/d/e', 'f'],
 
1666
                 ['a-id2', 'b-id2', 'c-id2', 'd-id2', 'e-id2', 'f-id2'])
 
1667
 
 
1668
        # Update the expected dictionary.
 
1669
        for path in ['a', 'b', 'b/c', 'b/d', 'b/d/e', 'f']:
 
1670
            orig = expected[path]
 
1671
            path2 = path + '2'
 
1672
            # This record was deleted in the current tree
 
1673
            expected[path] = (orig[0], [dirstate.DirState.NULL_PARENT_DETAILS,
 
1674
                                        orig[1][1]])
 
1675
            new_key = (orig[0][0], orig[0][1], orig[0][2]+'2')
 
1676
            # And didn't exist in the basis tree
 
1677
            expected[path2] = (new_key, [orig[1][0],
 
1678
                                         dirstate.DirState.NULL_PARENT_DETAILS])
 
1679
 
 
1680
        # We will replace the 'dirstate' file underneath 'state', but that is
 
1681
        # okay as lock as we unlock 'state' first.
 
1682
        state.unlock()
 
1683
        try:
 
1684
            new_state = dirstate.DirState.from_tree(tree, 'dirstate')
 
1685
            try:
 
1686
                new_state.save()
 
1687
            finally:
 
1688
                new_state.unlock()
 
1689
        finally:
 
1690
            # But we need to leave state in a read-lock because we already have
 
1691
            # a cleanup scheduled
 
1692
            state.lock_read()
 
1693
        return tree, state, expected
 
1694
 
 
1695
    def create_renamed_dirstate(self):
 
1696
        """Create a dirstate with a few internal renames.
 
1697
 
 
1698
        This takes the basic dirstate, and moves the paths around.
 
1699
        """
 
1700
        tree, state, expected = self.create_basic_dirstate()
 
1701
        # Rename a file
 
1702
        tree.rename_one('a', 'b/g')
 
1703
        # And a directory
 
1704
        tree.rename_one('b/d', 'h')
 
1705
 
 
1706
        old_a = expected['a']
 
1707
        expected['a'] = (old_a[0], [('r', 'b/g', 0, False, ''), old_a[1][1]])
 
1708
        expected['b/g'] = (('b', 'g', 'a-id'), [old_a[1][0],
 
1709
                                                ('r', 'a', 0, False, '')])
 
1710
        old_d = expected['b/d']
 
1711
        expected['b/d'] = (old_d[0], [('r', 'h', 0, False, ''), old_d[1][1]])
 
1712
        expected['h'] = (('', 'h', 'd-id'), [old_d[1][0],
 
1713
                                             ('r', 'b/d', 0, False, '')])
 
1714
 
 
1715
        old_e = expected['b/d/e']
 
1716
        expected['b/d/e'] = (old_e[0], [('r', 'h/e', 0, False, ''),
 
1717
                             old_e[1][1]])
 
1718
        expected['h/e'] = (('h', 'e', 'e-id'), [old_e[1][0],
 
1719
                                                ('r', 'b/d/e', 0, False, '')])
 
1720
 
 
1721
        state.unlock()
 
1722
        try:
 
1723
            new_state = dirstate.DirState.from_tree(tree, 'dirstate')
 
1724
            try:
 
1725
                new_state.save()
 
1726
            finally:
 
1727
                new_state.unlock()
 
1728
        finally:
 
1729
            state.lock_read()
 
1730
        return tree, state, expected
 
1731
 
1799
1732
    def assertBisect(self, expected_map, map_keys, state, paths):
1800
1733
        """Assert that bisecting for paths returns the right result.
1801
1734
 
1806
1739
                      (dir, name) tuples, and sorted according to how _bisect
1807
1740
                      requires.
1808
1741
        """
1809
 
        result = state._bisect(paths)
 
1742
        dir_names = sorted(osutils.split(p) for p in paths)
 
1743
        result = state._bisect(dir_names)
1810
1744
        # For now, results are just returned in whatever order we read them.
1811
1745
        # We could sort by (dir, name, file_id) or something like that, but in
1812
1746
        # the end it would still be fairly arbitrary, and we don't want the
1813
1747
        # extra overhead if we can avoid it. So sort everything to make sure
1814
1748
        # equality is true
1815
 
        self.assertEqual(len(map_keys), len(paths))
 
1749
        assert len(map_keys) == len(dir_names)
1816
1750
        expected = {}
1817
 
        for path, keys in zip(paths, map_keys):
 
1751
        for dir_name, keys in zip(dir_names, map_keys):
1818
1752
            if keys is None:
1819
1753
                # This should not be present in the output
1820
1754
                continue
1821
 
            expected[path] = sorted(expected_map[k] for k in keys)
 
1755
            expected[dir_name] = sorted(expected_map[k] for k in keys)
1822
1756
 
1823
 
        # The returned values are just arranged randomly based on when they
1824
 
        # were read, for testing, make sure it is properly sorted.
1825
 
        for path in result:
1826
 
            result[path].sort()
 
1757
        for dir_name in result:
 
1758
            result[dir_name].sort()
1827
1759
 
1828
1760
        self.assertEqual(expected, result)
1829
1761
 
1837
1769
        :param paths: A list of directories
1838
1770
        """
1839
1771
        result = state._bisect_dirblocks(paths)
1840
 
        self.assertEqual(len(map_keys), len(paths))
 
1772
        assert len(map_keys) == len(paths)
 
1773
 
1841
1774
        expected = {}
1842
1775
        for path, keys in zip(paths, map_keys):
1843
1776
            if keys is None:
1865
1798
            dir_name_id, trees_info = entry
1866
1799
            expected[dir_name_id] = trees_info
1867
1800
 
1868
 
        result = state._bisect_recursive(paths)
 
1801
        dir_names = sorted(osutils.split(p) for p in paths)
 
1802
        result = state._bisect_recursive(dir_names)
1869
1803
 
1870
1804
        self.assertEqual(expected, result)
1871
1805
 
1880
1814
        self.assertBisect(expected, [['b/c']], state, ['b/c'])
1881
1815
        self.assertBisect(expected, [['b/d']], state, ['b/d'])
1882
1816
        self.assertBisect(expected, [['b/d/e']], state, ['b/d/e'])
1883
 
        self.assertBisect(expected, [['b-c']], state, ['b-c'])
1884
1817
        self.assertBisect(expected, [['f']], state, ['f'])
1885
1818
 
1886
1819
    def test_bisect_multi(self):
1889
1822
        # Bisect should be capable of finding multiple entries at the same time
1890
1823
        self.assertBisect(expected, [['a'], ['b'], ['f']],
1891
1824
                          state, ['a', 'b', 'f'])
 
1825
        # ('', 'f') sorts before the others
1892
1826
        self.assertBisect(expected, [['f'], ['b/d'], ['b/d/e']],
1893
 
                          state, ['f', 'b/d', 'b/d/e'])
1894
 
        self.assertBisect(expected, [['b'], ['b-c'], ['b/c']],
1895
 
                          state, ['b', 'b-c', 'b/c'])
 
1827
                          state, ['b/d', 'b/d/e', 'f'])
1896
1828
 
1897
1829
    def test_bisect_one_page(self):
1898
1830
        """Test bisect when there is only 1 page to read"""
1904
1836
        self.assertBisect(expected,[['b/c']], state, ['b/c'])
1905
1837
        self.assertBisect(expected,[['b/d']], state, ['b/d'])
1906
1838
        self.assertBisect(expected,[['b/d/e']], state, ['b/d/e'])
1907
 
        self.assertBisect(expected,[['b-c']], state, ['b-c'])
1908
1839
        self.assertBisect(expected,[['f']], state, ['f'])
1909
1840
        self.assertBisect(expected,[['a'], ['b'], ['f']],
1910
1841
                          state, ['a', 'b', 'f'])
1911
 
        self.assertBisect(expected, [['b/d'], ['b/d/e'], ['f']],
 
1842
        # ('', 'f') sorts before the others
 
1843
        self.assertBisect(expected, [['f'], ['b/d'], ['b/d/e']],
1912
1844
                          state, ['b/d', 'b/d/e', 'f'])
1913
 
        self.assertBisect(expected, [['b'], ['b/c'], ['b-c']],
1914
 
                          state, ['b', 'b/c', 'b-c'])
1915
1845
 
1916
1846
    def test_bisect_duplicate_paths(self):
1917
1847
        """When bisecting for a path, handle multiple entries."""
1925
1855
        self.assertBisect(expected, [['b/d', 'b/d2']], state, ['b/d'])
1926
1856
        self.assertBisect(expected, [['b/d/e', 'b/d/e2']],
1927
1857
                          state, ['b/d/e'])
1928
 
        self.assertBisect(expected, [['b-c', 'b-c2']], state, ['b-c'])
1929
1858
        self.assertBisect(expected, [['f', 'f2']], state, ['f'])
1930
1859
 
1931
1860
    def test_bisect_page_size_too_small(self):
1938
1867
        self.assertBisect(expected, [['b/c']], state, ['b/c'])
1939
1868
        self.assertBisect(expected, [['b/d']], state, ['b/d'])
1940
1869
        self.assertBisect(expected, [['b/d/e']], state, ['b/d/e'])
1941
 
        self.assertBisect(expected, [['b-c']], state, ['b-c'])
1942
1870
        self.assertBisect(expected, [['f']], state, ['f'])
1943
1871
 
1944
1872
    def test_bisect_missing(self):
1947
1875
        self.assertBisect(expected, [None], state, ['foo'])
1948
1876
        self.assertBisect(expected, [None], state, ['b/foo'])
1949
1877
        self.assertBisect(expected, [None], state, ['bar/foo'])
1950
 
        self.assertBisect(expected, [None], state, ['b-c/foo'])
1951
1878
 
1952
1879
        self.assertBisect(expected, [['a'], None, ['b/d']],
1953
1880
                          state, ['a', 'foo', 'b/d'])
1969
1896
    def test_bisect_dirblocks(self):
1970
1897
        tree, state, expected = self.create_duplicated_dirstate()
1971
1898
        self.assertBisectDirBlocks(expected,
1972
 
            [['', 'a', 'a2', 'b', 'b2', 'b-c', 'b-c2', 'f', 'f2']],
1973
 
            state, [''])
 
1899
            [['', 'a', 'a2', 'b', 'b2', 'f', 'f2']], state, [''])
1974
1900
        self.assertBisectDirBlocks(expected,
1975
1901
            [['b/c', 'b/c2', 'b/d', 'b/d2']], state, ['b'])
1976
1902
        self.assertBisectDirBlocks(expected,
1977
1903
            [['b/d/e', 'b/d/e2']], state, ['b/d'])
1978
1904
        self.assertBisectDirBlocks(expected,
1979
 
            [['', 'a', 'a2', 'b', 'b2', 'b-c', 'b-c2', 'f', 'f2'],
 
1905
            [['', 'a', 'a2', 'b', 'b2', 'f', 'f2'],
1980
1906
             ['b/c', 'b/c2', 'b/d', 'b/d2'],
1981
1907
             ['b/d/e', 'b/d/e2'],
1982
1908
            ], state, ['', 'b', 'b/d'])
1997
1923
        self.assertBisectRecursive(expected, ['a'], state, ['a'])
1998
1924
        self.assertBisectRecursive(expected, ['b/c'], state, ['b/c'])
1999
1925
        self.assertBisectRecursive(expected, ['b/d/e'], state, ['b/d/e'])
2000
 
        self.assertBisectRecursive(expected, ['b-c'], state, ['b-c'])
2001
1926
        self.assertBisectRecursive(expected, ['b/d', 'b/d/e'],
2002
1927
                                   state, ['b/d'])
2003
1928
        self.assertBisectRecursive(expected, ['b', 'b/c', 'b/d', 'b/d/e'],
2004
1929
                                   state, ['b'])
2005
 
        self.assertBisectRecursive(expected, ['', 'a', 'b', 'b-c', 'f', 'b/c',
 
1930
        self.assertBisectRecursive(expected, ['', 'a', 'b', 'f', 'b/c',
2006
1931
                                              'b/d', 'b/d/e'],
2007
1932
                                   state, [''])
2008
1933
 
2032
1957
                                   state, ['b'])
2033
1958
 
2034
1959
 
2035
 
class TestDirstateValidation(TestCaseWithDirState):
2036
 
 
2037
 
    def test_validate_correct_dirstate(self):
2038
 
        state = self.create_complex_dirstate()
2039
 
        state._validate()
2040
 
        state.unlock()
2041
 
        # and make sure we can also validate with a read lock
2042
 
        state.lock_read()
2043
 
        try:
2044
 
            state._validate()
2045
 
        finally:
2046
 
            state.unlock()
2047
 
 
2048
 
    def test_dirblock_not_sorted(self):
2049
 
        tree, state, expected = self.create_renamed_dirstate()
2050
 
        state._read_dirblocks_if_needed()
2051
 
        last_dirblock = state._dirblocks[-1]
2052
 
        # we're appending to the dirblock, but this name comes before some of
2053
 
        # the existing names; that's wrong
2054
 
        last_dirblock[1].append(
2055
 
            (('h', 'aaaa', 'a-id'),
2056
 
             [('a', '', 0, False, ''),
2057
 
              ('a', '', 0, False, '')]))
2058
 
        e = self.assertRaises(AssertionError,
2059
 
            state._validate)
2060
 
        self.assertContainsRe(str(e), 'not sorted')
2061
 
 
2062
 
    def test_dirblock_name_mismatch(self):
2063
 
        tree, state, expected = self.create_renamed_dirstate()
2064
 
        state._read_dirblocks_if_needed()
2065
 
        last_dirblock = state._dirblocks[-1]
2066
 
        # add an entry with the wrong directory name
2067
 
        last_dirblock[1].append(
2068
 
            (('', 'z', 'a-id'),
2069
 
             [('a', '', 0, False, ''),
2070
 
              ('a', '', 0, False, '')]))
2071
 
        e = self.assertRaises(AssertionError,
2072
 
            state._validate)
2073
 
        self.assertContainsRe(str(e),
2074
 
            "doesn't match directory name")
2075
 
 
2076
 
    def test_dirblock_missing_rename(self):
2077
 
        tree, state, expected = self.create_renamed_dirstate()
2078
 
        state._read_dirblocks_if_needed()
2079
 
        last_dirblock = state._dirblocks[-1]
2080
 
        # make another entry for a-id, without a correct 'r' pointer to
2081
 
        # the real occurrence in the working tree
2082
 
        last_dirblock[1].append(
2083
 
            (('h', 'z', 'a-id'),
2084
 
             [('a', '', 0, False, ''),
2085
 
              ('a', '', 0, False, '')]))
2086
 
        e = self.assertRaises(AssertionError,
2087
 
            state._validate)
2088
 
        self.assertContainsRe(str(e),
2089
 
            'file a-id is absent in row')
2090
 
 
2091
 
 
2092
 
class TestDirstateTreeReference(TestCaseWithDirState):
2093
 
 
2094
 
    def test_reference_revision_is_none(self):
2095
 
        tree = self.make_branch_and_tree('tree', format='dirstate-with-subtree')
2096
 
        subtree = self.make_branch_and_tree('tree/subtree',
2097
 
                            format='dirstate-with-subtree')
2098
 
        subtree.set_root_id('subtree')
2099
 
        tree.add_reference(subtree)
2100
 
        tree.add('subtree')
2101
 
        state = dirstate.DirState.from_tree(tree, 'dirstate')
2102
 
        key = ('', 'subtree', 'subtree')
2103
 
        expected = ('', [(key,
2104
 
            [('t', '', 0, False, 'xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx')])])
2105
 
 
2106
 
        try:
2107
 
            self.assertEqual(expected, state._find_block(key))
2108
 
        finally:
2109
 
            state.unlock()
2110
 
 
2111
 
 
2112
 
class TestDiscardMergeParents(TestCaseWithDirState):
2113
 
 
2114
 
    def test_discard_no_parents(self):
2115
 
        # This should be a no-op
2116
 
        state = self.create_empty_dirstate()
2117
 
        self.addCleanup(state.unlock)
2118
 
        state._discard_merge_parents()
2119
 
        state._validate()
2120
 
 
2121
 
    def test_discard_one_parent(self):
2122
 
        # No-op
2123
 
        packed_stat = 'AAAAREUHaIpFB2iKAAADAQAtkqUAAIGk'
2124
 
        root_entry_direntry = ('', '', 'a-root-value'), [
2125
 
            ('d', '', 0, False, packed_stat),
2126
 
            ('d', '', 0, False, packed_stat),
2127
 
            ]
2128
 
        dirblocks = []
2129
 
        dirblocks.append(('', [root_entry_direntry]))
2130
 
        dirblocks.append(('', []))
2131
 
 
2132
 
        state = self.create_empty_dirstate()
2133
 
        self.addCleanup(state.unlock)
2134
 
        state._set_data(['parent-id'], dirblocks[:])
2135
 
        state._validate()
2136
 
 
2137
 
        state._discard_merge_parents()
2138
 
        state._validate()
2139
 
        self.assertEqual(dirblocks, state._dirblocks)
2140
 
 
2141
 
    def test_discard_simple(self):
2142
 
        # No-op
2143
 
        packed_stat = 'AAAAREUHaIpFB2iKAAADAQAtkqUAAIGk'
2144
 
        root_entry_direntry = ('', '', 'a-root-value'), [
2145
 
            ('d', '', 0, False, packed_stat),
2146
 
            ('d', '', 0, False, packed_stat),
2147
 
            ('d', '', 0, False, packed_stat),
2148
 
            ]
2149
 
        expected_root_entry_direntry = ('', '', 'a-root-value'), [
2150
 
            ('d', '', 0, False, packed_stat),
2151
 
            ('d', '', 0, False, packed_stat),
2152
 
            ]
2153
 
        dirblocks = []
2154
 
        dirblocks.append(('', [root_entry_direntry]))
2155
 
        dirblocks.append(('', []))
2156
 
 
2157
 
        state = self.create_empty_dirstate()
2158
 
        self.addCleanup(state.unlock)
2159
 
        state._set_data(['parent-id', 'merged-id'], dirblocks[:])
2160
 
        state._validate()
2161
 
 
2162
 
        # This should strip of the extra column
2163
 
        state._discard_merge_parents()
2164
 
        state._validate()
2165
 
        expected_dirblocks = [('', [expected_root_entry_direntry]), ('', [])]
2166
 
        self.assertEqual(expected_dirblocks, state._dirblocks)
2167
 
 
2168
 
    def test_discard_absent(self):
2169
 
        """If entries are only in a merge, discard should remove the entries"""
2170
 
        null_stat = dirstate.DirState.NULLSTAT
2171
 
        present_dir = ('d', '', 0, False, null_stat)
2172
 
        present_file = ('f', '', 0, False, null_stat)
2173
 
        absent = dirstate.DirState.NULL_PARENT_DETAILS
2174
 
        root_key = ('', '', 'a-root-value')
2175
 
        file_in_root_key = ('', 'file-in-root', 'a-file-id')
2176
 
        file_in_merged_key = ('', 'file-in-merged', 'b-file-id')
2177
 
        dirblocks = [('', [(root_key, [present_dir, present_dir, present_dir])]),
2178
 
                     ('', [(file_in_merged_key,
2179
 
                            [absent, absent, present_file]),
2180
 
                           (file_in_root_key,
2181
 
                            [present_file, present_file, present_file]),
2182
 
                          ]),
2183
 
                    ]
2184
 
 
2185
 
        state = self.create_empty_dirstate()
2186
 
        self.addCleanup(state.unlock)
2187
 
        state._set_data(['parent-id', 'merged-id'], dirblocks[:])
2188
 
        state._validate()
2189
 
 
2190
 
        exp_dirblocks = [('', [(root_key, [present_dir, present_dir])]),
2191
 
                         ('', [(file_in_root_key,
2192
 
                                [present_file, present_file]),
2193
 
                              ]),
2194
 
                        ]
2195
 
        state._discard_merge_parents()
2196
 
        state._validate()
2197
 
        self.assertEqual(exp_dirblocks, state._dirblocks)
2198
 
 
2199
 
    def test_discard_renamed(self):
2200
 
        null_stat = dirstate.DirState.NULLSTAT
2201
 
        present_dir = ('d', '', 0, False, null_stat)
2202
 
        present_file = ('f', '', 0, False, null_stat)
2203
 
        absent = dirstate.DirState.NULL_PARENT_DETAILS
2204
 
        root_key = ('', '', 'a-root-value')
2205
 
        file_in_root_key = ('', 'file-in-root', 'a-file-id')
2206
 
        # Renamed relative to parent
2207
 
        file_rename_s_key = ('', 'file-s', 'b-file-id')
2208
 
        file_rename_t_key = ('', 'file-t', 'b-file-id')
2209
 
        # And one that is renamed between the parents, but absent in this
2210
 
        key_in_1 = ('', 'file-in-1', 'c-file-id')
2211
 
        key_in_2 = ('', 'file-in-2', 'c-file-id')
2212
 
 
2213
 
        dirblocks = [
2214
 
            ('', [(root_key, [present_dir, present_dir, present_dir])]),
2215
 
            ('', [(key_in_1,
2216
 
                   [absent, present_file, ('r', 'file-in-2', 'c-file-id')]),
2217
 
                  (key_in_2,
2218
 
                   [absent, ('r', 'file-in-1', 'c-file-id'), present_file]),
2219
 
                  (file_in_root_key,
2220
 
                   [present_file, present_file, present_file]),
2221
 
                  (file_rename_s_key,
2222
 
                   [('r', 'file-t', 'b-file-id'), absent, present_file]),
2223
 
                  (file_rename_t_key,
2224
 
                   [present_file, absent, ('r', 'file-s', 'b-file-id')]),
2225
 
                 ]),
2226
 
        ]
2227
 
        exp_dirblocks = [
2228
 
            ('', [(root_key, [present_dir, present_dir])]),
2229
 
            ('', [(key_in_1, [absent, present_file]),
2230
 
                  (file_in_root_key, [present_file, present_file]),
2231
 
                  (file_rename_t_key, [present_file, absent]),
2232
 
                 ]),
2233
 
        ]
2234
 
        state = self.create_empty_dirstate()
2235
 
        self.addCleanup(state.unlock)
2236
 
        state._set_data(['parent-id', 'merged-id'], dirblocks[:])
2237
 
        state._validate()
2238
 
 
2239
 
        state._discard_merge_parents()
2240
 
        state._validate()
2241
 
        self.assertEqual(exp_dirblocks, state._dirblocks)
2242
 
 
2243
 
    def test_discard_all_subdir(self):
2244
 
        null_stat = dirstate.DirState.NULLSTAT
2245
 
        present_dir = ('d', '', 0, False, null_stat)
2246
 
        present_file = ('f', '', 0, False, null_stat)
2247
 
        absent = dirstate.DirState.NULL_PARENT_DETAILS
2248
 
        root_key = ('', '', 'a-root-value')
2249
 
        subdir_key = ('', 'sub', 'dir-id')
2250
 
        child1_key = ('sub', 'child1', 'child1-id')
2251
 
        child2_key = ('sub', 'child2', 'child2-id')
2252
 
        child3_key = ('sub', 'child3', 'child3-id')
2253
 
 
2254
 
        dirblocks = [
2255
 
            ('', [(root_key, [present_dir, present_dir, present_dir])]),
2256
 
            ('', [(subdir_key, [present_dir, present_dir, present_dir])]),
2257
 
            ('sub', [(child1_key, [absent, absent, present_file]),
2258
 
                     (child2_key, [absent, absent, present_file]),
2259
 
                     (child3_key, [absent, absent, present_file]),
2260
 
                    ]),
2261
 
        ]
2262
 
        exp_dirblocks = [
2263
 
            ('', [(root_key, [present_dir, present_dir])]),
2264
 
            ('', [(subdir_key, [present_dir, present_dir])]),
2265
 
            ('sub', []),
2266
 
        ]
2267
 
        state = self.create_empty_dirstate()
2268
 
        self.addCleanup(state.unlock)
2269
 
        state._set_data(['parent-id', 'merged-id'], dirblocks[:])
2270
 
        state._validate()
2271
 
 
2272
 
        state._discard_merge_parents()
2273
 
        state._validate()
2274
 
        self.assertEqual(exp_dirblocks, state._dirblocks)
2275
 
 
2276
 
 
2277
 
class Test_InvEntryToDetails(tests.TestCase):
2278
 
 
2279
 
    def assertDetails(self, expected, inv_entry):
2280
 
        details = dirstate.DirState._inv_entry_to_details(inv_entry)
2281
 
        self.assertEqual(expected, details)
2282
 
        # details should always allow join() and always be a plain str when
2283
 
        # finished
2284
 
        (minikind, fingerprint, size, executable, tree_data) = details
2285
 
        self.assertIsInstance(minikind, str)
2286
 
        self.assertIsInstance(fingerprint, str)
2287
 
        self.assertIsInstance(tree_data, str)
2288
 
 
2289
 
    def test_unicode_symlink(self):
2290
 
        inv_entry = inventory.InventoryLink('link-file-id',
2291
 
                                            u'nam\N{Euro Sign}e',
2292
 
                                            'link-parent-id')
2293
 
        inv_entry.revision = 'link-revision-id'
2294
 
        target = u'link-targ\N{Euro Sign}t'
2295
 
        inv_entry.symlink_target = target
2296
 
        self.assertDetails(('l', target.encode('UTF-8'), 0, False,
2297
 
                            'link-revision-id'), inv_entry)
2298
 
 
2299
 
 
2300
 
class TestSHA1Provider(tests.TestCaseInTempDir):
2301
 
 
2302
 
    def test_sha1provider_is_an_interface(self):
2303
 
        p = dirstate.SHA1Provider()
2304
 
        self.assertRaises(NotImplementedError, p.sha1, "foo")
2305
 
        self.assertRaises(NotImplementedError, p.stat_and_sha1, "foo")
2306
 
 
2307
 
    def test_defaultsha1provider_sha1(self):
2308
 
        text = 'test\r\nwith\nall\rpossible line endings\r\n'
2309
 
        self.build_tree_contents([('foo', text)])
2310
 
        expected_sha = osutils.sha_string(text)
2311
 
        p = dirstate.DefaultSHA1Provider()
2312
 
        self.assertEqual(expected_sha, p.sha1('foo'))
2313
 
 
2314
 
    def test_defaultsha1provider_stat_and_sha1(self):
2315
 
        text = 'test\r\nwith\nall\rpossible line endings\r\n'
2316
 
        self.build_tree_contents([('foo', text)])
2317
 
        expected_sha = osutils.sha_string(text)
2318
 
        p = dirstate.DefaultSHA1Provider()
2319
 
        statvalue, sha1 = p.stat_and_sha1('foo')
2320
 
        self.assertTrue(len(statvalue) >= 10)
2321
 
        self.assertEqual(len(text), statvalue.st_size)
2322
 
        self.assertEqual(expected_sha, sha1)
 
1960
class TestBisectDirblock(TestCase):
 
1961
    """Test that bisect_dirblock() returns the expected values.
 
1962
 
 
1963
    bisect_dirblock is intended to work like bisect.bisect_left() except it
 
1964
    knows it is working on dirblocks and that dirblocks are sorted by ('path',
 
1965
    'to', 'foo') chunks rather than by raw 'path/to/foo'.
 
1966
    """
 
1967
 
 
1968
    def assertBisect(self, dirblocks, split_dirblocks, path, *args, **kwargs):
 
1969
        """Assert that bisect_split works like bisect_left on the split paths.
 
1970
 
 
1971
        :param dirblocks: A list of (path, [info]) pairs.
 
1972
        :param split_dirblocks: A list of ((split, path), [info]) pairs.
 
1973
        :param path: The path we are indexing.
 
1974
 
 
1975
        All other arguments will be passed along.
 
1976
        """
 
1977
        bisect_split_idx = dirstate.bisect_dirblock(dirblocks, path,
 
1978
                                                 *args, **kwargs)
 
1979
        split_dirblock = (path.split('/'), [])
 
1980
        bisect_left_idx = bisect.bisect_left(split_dirblocks, split_dirblock,
 
1981
                                             *args)
 
1982
        self.assertEqual(bisect_left_idx, bisect_split_idx,
 
1983
                         'bisect_split disagreed. %s != %s'
 
1984
                         ' for key %s'
 
1985
                         % (bisect_left_idx, bisect_split_idx, path)
 
1986
                         )
 
1987
 
 
1988
    def paths_to_dirblocks(self, paths):
 
1989
        """Convert a list of paths into dirblock form.
 
1990
 
 
1991
        Also, ensure that the paths are in proper sorted order.
 
1992
        """
 
1993
        dirblocks = [(path, []) for path in paths]
 
1994
        split_dirblocks = [(path.split('/'), []) for path in paths]
 
1995
        self.assertEqual(sorted(split_dirblocks), split_dirblocks)
 
1996
        return dirblocks, split_dirblocks
 
1997
 
 
1998
    def test_simple(self):
 
1999
        """In the simple case it works just like bisect_left"""
 
2000
        paths = ['', 'a', 'b', 'c', 'd']
 
2001
        dirblocks, split_dirblocks = self.paths_to_dirblocks(paths)
 
2002
        for path in paths:
 
2003
            self.assertBisect(dirblocks, split_dirblocks, path)
 
2004
        self.assertBisect(dirblocks, split_dirblocks, '_')
 
2005
        self.assertBisect(dirblocks, split_dirblocks, 'aa')
 
2006
        self.assertBisect(dirblocks, split_dirblocks, 'bb')
 
2007
        self.assertBisect(dirblocks, split_dirblocks, 'cc')
 
2008
        self.assertBisect(dirblocks, split_dirblocks, 'dd')
 
2009
        self.assertBisect(dirblocks, split_dirblocks, 'a/a')
 
2010
        self.assertBisect(dirblocks, split_dirblocks, 'b/b')
 
2011
        self.assertBisect(dirblocks, split_dirblocks, 'c/c')
 
2012
        self.assertBisect(dirblocks, split_dirblocks, 'd/d')
 
2013
 
 
2014
    def test_involved(self):
 
2015
        """This is where bisect_left diverges slightly."""
 
2016
        paths = ['', 'a',
 
2017
                 'a/a', 'a/a/a', 'a/a/z', 'a/a-a', 'a/a-z',
 
2018
                 'a/z', 'a/z/a', 'a/z/z', 'a/z-a', 'a/z-z',
 
2019
                 'a-a', 'a-z',
 
2020
                 'z', 'z/a/a', 'z/a/z', 'z/a-a', 'z/a-z',
 
2021
                 'z/z', 'z/z/a', 'z/z/z', 'z/z-a', 'z/z-z',
 
2022
                 'z-a', 'z-z',
 
2023
                ]
 
2024
        dirblocks, split_dirblocks = self.paths_to_dirblocks(paths)
 
2025
        for path in paths:
 
2026
            self.assertBisect(dirblocks, split_dirblocks, path)
 
2027
 
 
2028
    def test_involved_cached(self):
 
2029
        """This is where bisect_left diverges slightly."""
 
2030
        paths = ['', 'a',
 
2031
                 'a/a', 'a/a/a', 'a/a/z', 'a/a-a', 'a/a-z',
 
2032
                 'a/z', 'a/z/a', 'a/z/z', 'a/z-a', 'a/z-z',
 
2033
                 'a-a', 'a-z',
 
2034
                 'z', 'z/a/a', 'z/a/z', 'z/a-a', 'z/a-z',
 
2035
                 'z/z', 'z/z/a', 'z/z/z', 'z/z-a', 'z/z-z',
 
2036
                 'z-a', 'z-z',
 
2037
                ]
 
2038
        cache = {}
 
2039
        dirblocks, split_dirblocks = self.paths_to_dirblocks(paths)
 
2040
        for path in paths:
 
2041
            self.assertBisect(dirblocks, split_dirblocks, path, cache=cache)
 
2042