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Viewing changes to bzrlib/tests/test_repository.py

  • Committer: Vincent Ladeuil
  • Date: 2009-10-08 16:15:00 UTC
  • mfrom: (4705.1.4 bzr.dev)
  • mto: This revision was merged to the branch mainline in revision 4733.
  • Revision ID: v.ladeuil+lp@free.fr-20091008161500-qki8uqv3fkzbdm90
Make diff.get_trees_and_branches_to_diff a public API

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bzrlib/tests/test_repository.py
1
 
# Copyright (C) 2006-2010 Canonical Ltd
 
1
# Copyright (C) 2006, 2007, 2008, 2009 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
23
23
"""
24
24
 
25
25
from stat import S_ISDIR
26
 
import sys
 
26
from StringIO import StringIO
27
27
 
28
28
import bzrlib
29
 
from bzrlib.errors import (NoSuchFile,
 
29
from bzrlib.errors import (NotBranchError,
 
30
                           NoSuchFile,
30
31
                           UnknownFormatError,
31
32
                           UnsupportedFormatError,
32
33
                           )
34
35
    graph,
35
36
    tests,
36
37
    )
 
38
from bzrlib.branchbuilder import BranchBuilder
37
39
from bzrlib.btree_index import BTreeBuilder, BTreeGraphIndex
38
 
from bzrlib.index import GraphIndex
 
40
from bzrlib.index import GraphIndex, InMemoryGraphIndex
39
41
from bzrlib.repository import RepositoryFormat
 
42
from bzrlib.smart import server
40
43
from bzrlib.tests import (
41
44
    TestCase,
42
45
    TestCaseWithTransport,
 
46
    TestSkipped,
 
47
    test_knit,
43
48
    )
44
49
from bzrlib.transport import (
 
50
    fakenfs,
45
51
    get_transport,
46
52
    )
 
53
from bzrlib.transport.memory import MemoryServer
47
54
from bzrlib import (
 
55
    bencode,
48
56
    bzrdir,
49
57
    errors,
50
58
    inventory,
51
59
    osutils,
 
60
    progress,
52
61
    repository,
53
62
    revision as _mod_revision,
 
63
    symbol_versioning,
54
64
    upgrade,
55
 
    versionedfile,
56
65
    workingtree,
57
66
    )
58
67
from bzrlib.repofmt import (
243
252
        tree = control.create_workingtree()
244
253
        tree.add(['foo'], ['Foo:Bar'], ['file'])
245
254
        tree.put_file_bytes_non_atomic('Foo:Bar', 'content\n')
246
 
        try:
247
 
            tree.commit('first post', rev_id='first')
248
 
        except errors.IllegalPath:
249
 
            if sys.platform != 'win32':
250
 
                raise
251
 
            self.knownFailure('Foo:Bar cannot be used as a file-id on windows'
252
 
                              ' in repo format 7')
253
 
            return
 
255
        tree.commit('first post', rev_id='first')
254
256
        self.assertEqualDiff(
255
257
            '# bzr weave file v5\n'
256
258
            'i\n'
454
456
        repo = self.make_repository('.',
455
457
                format=bzrdir.format_registry.get('knit')())
456
458
        inv_xml = '<inventory format="5">\n</inventory>\n'
457
 
        inv = repo._deserialise_inventory('test-rev-id', inv_xml)
 
459
        inv = repo.deserialise_inventory('test-rev-id', inv_xml)
458
460
        self.assertEqual('test-rev-id', inv.root.revision)
459
461
 
460
462
    def test_deserialise_uses_global_revision_id(self):
466
468
        # Arguably, the deserialise_inventory should detect a mismatch, and
467
469
        # raise an error, rather than silently using one revision_id over the
468
470
        # other.
469
 
        self.assertRaises(AssertionError, repo._deserialise_inventory,
 
471
        self.assertRaises(AssertionError, repo.deserialise_inventory,
470
472
            'test-rev-id', inv_xml)
471
 
        inv = repo._deserialise_inventory('other-rev-id', inv_xml)
 
473
        inv = repo.deserialise_inventory('other-rev-id', inv_xml)
472
474
        self.assertEqual('other-rev-id', inv.root.revision)
473
475
 
474
476
    def test_supports_external_lookups(self):
1133
1135
        packs.ensure_loaded()
1134
1136
        return tree, r, packs, [rev1, rev2, rev3]
1135
1137
 
1136
 
    def test__clear_obsolete_packs(self):
1137
 
        packs = self.get_packs()
1138
 
        obsolete_pack_trans = packs.transport.clone('obsolete_packs')
1139
 
        obsolete_pack_trans.put_bytes('a-pack.pack', 'content\n')
1140
 
        obsolete_pack_trans.put_bytes('a-pack.rix', 'content\n')
1141
 
        obsolete_pack_trans.put_bytes('a-pack.iix', 'content\n')
1142
 
        obsolete_pack_trans.put_bytes('another-pack.pack', 'foo\n')
1143
 
        obsolete_pack_trans.put_bytes('not-a-pack.rix', 'foo\n')
1144
 
        res = packs._clear_obsolete_packs()
1145
 
        self.assertEqual(['a-pack', 'another-pack'], sorted(res))
1146
 
        self.assertEqual([], obsolete_pack_trans.list_dir('.'))
1147
 
 
1148
 
    def test__clear_obsolete_packs_preserve(self):
1149
 
        packs = self.get_packs()
1150
 
        obsolete_pack_trans = packs.transport.clone('obsolete_packs')
1151
 
        obsolete_pack_trans.put_bytes('a-pack.pack', 'content\n')
1152
 
        obsolete_pack_trans.put_bytes('a-pack.rix', 'content\n')
1153
 
        obsolete_pack_trans.put_bytes('a-pack.iix', 'content\n')
1154
 
        obsolete_pack_trans.put_bytes('another-pack.pack', 'foo\n')
1155
 
        obsolete_pack_trans.put_bytes('not-a-pack.rix', 'foo\n')
1156
 
        res = packs._clear_obsolete_packs(preserve=set(['a-pack']))
1157
 
        self.assertEqual(['a-pack', 'another-pack'], sorted(res))
1158
 
        self.assertEqual(['a-pack.iix', 'a-pack.pack', 'a-pack.rix'],
1159
 
                         sorted(obsolete_pack_trans.list_dir('.')))
1160
 
 
1161
1138
    def test__max_pack_count(self):
1162
1139
        """The maximum pack count is a function of the number of revisions."""
1163
1140
        # no revisions - one pack, so that we can have a revision free repo
1183
1160
        # check some arbitrary big numbers
1184
1161
        self.assertEqual(25, packs._max_pack_count(112894))
1185
1162
 
1186
 
    def test_repr(self):
1187
 
        packs = self.get_packs()
1188
 
        self.assertContainsRe(repr(packs),
1189
 
            'RepositoryPackCollection(.*Repository(.*))')
1190
 
 
1191
 
    def test__obsolete_packs(self):
1192
 
        tree, r, packs, revs = self.make_packs_and_alt_repo(write_lock=True)
1193
 
        names = packs.names()
1194
 
        pack = packs.get_pack_by_name(names[0])
1195
 
        # Schedule this one for removal
1196
 
        packs._remove_pack_from_memory(pack)
1197
 
        # Simulate a concurrent update by renaming the .pack file and one of
1198
 
        # the indices
1199
 
        packs.transport.rename('packs/%s.pack' % (names[0],),
1200
 
                               'obsolete_packs/%s.pack' % (names[0],))
1201
 
        packs.transport.rename('indices/%s.iix' % (names[0],),
1202
 
                               'obsolete_packs/%s.iix' % (names[0],))
1203
 
        # Now trigger the obsoletion, and ensure that all the remaining files
1204
 
        # are still renamed
1205
 
        packs._obsolete_packs([pack])
1206
 
        self.assertEqual([n + '.pack' for n in names[1:]],
1207
 
                         sorted(packs._pack_transport.list_dir('.')))
1208
 
        # names[0] should not be present in the index anymore
1209
 
        self.assertEqual(names[1:],
1210
 
            sorted(set([osutils.splitext(n)[0] for n in
1211
 
                        packs._index_transport.list_dir('.')])))
1212
 
 
1213
1163
    def test_pack_distribution_zero(self):
1214
1164
        packs = self.get_packs()
1215
1165
        self.assertEqual([0], packs.pack_distribution(0))
1383
1333
        self.assertEqual({revs[-1]:(revs[-2],)}, r.get_parent_map([revs[-1]]))
1384
1334
        self.assertFalse(packs.reload_pack_names())
1385
1335
 
1386
 
    def test_reload_pack_names_preserves_pending(self):
1387
 
        # TODO: Update this to also test for pending-deleted names
1388
 
        tree, r, packs, revs = self.make_packs_and_alt_repo(write_lock=True)
1389
 
        # We will add one pack (via start_write_group + insert_record_stream),
1390
 
        # and remove another pack (via _remove_pack_from_memory)
1391
 
        orig_names = packs.names()
1392
 
        orig_at_load = packs._packs_at_load
1393
 
        to_remove_name = iter(orig_names).next()
1394
 
        r.start_write_group()
1395
 
        self.addCleanup(r.abort_write_group)
1396
 
        r.texts.insert_record_stream([versionedfile.FulltextContentFactory(
1397
 
            ('text', 'rev'), (), None, 'content\n')])
1398
 
        new_pack = packs._new_pack
1399
 
        self.assertTrue(new_pack.data_inserted())
1400
 
        new_pack.finish()
1401
 
        packs.allocate(new_pack)
1402
 
        packs._new_pack = None
1403
 
        removed_pack = packs.get_pack_by_name(to_remove_name)
1404
 
        packs._remove_pack_from_memory(removed_pack)
1405
 
        names = packs.names()
1406
 
        all_nodes, deleted_nodes, new_nodes, _ = packs._diff_pack_names()
1407
 
        new_names = set([x[0][0] for x in new_nodes])
1408
 
        self.assertEqual(names, sorted([x[0][0] for x in all_nodes]))
1409
 
        self.assertEqual(set(names) - set(orig_names), new_names)
1410
 
        self.assertEqual(set([new_pack.name]), new_names)
1411
 
        self.assertEqual([to_remove_name],
1412
 
                         sorted([x[0][0] for x in deleted_nodes]))
1413
 
        packs.reload_pack_names()
1414
 
        reloaded_names = packs.names()
1415
 
        self.assertEqual(orig_at_load, packs._packs_at_load)
1416
 
        self.assertEqual(names, reloaded_names)
1417
 
        all_nodes, deleted_nodes, new_nodes, _ = packs._diff_pack_names()
1418
 
        new_names = set([x[0][0] for x in new_nodes])
1419
 
        self.assertEqual(names, sorted([x[0][0] for x in all_nodes]))
1420
 
        self.assertEqual(set(names) - set(orig_names), new_names)
1421
 
        self.assertEqual(set([new_pack.name]), new_names)
1422
 
        self.assertEqual([to_remove_name],
1423
 
                         sorted([x[0][0] for x in deleted_nodes]))
1424
 
 
1425
 
    def test_autopack_obsoletes_new_pack(self):
1426
 
        tree, r, packs, revs = self.make_packs_and_alt_repo(write_lock=True)
1427
 
        packs._max_pack_count = lambda x: 1
1428
 
        packs.pack_distribution = lambda x: [10]
1429
 
        r.start_write_group()
1430
 
        r.revisions.insert_record_stream([versionedfile.FulltextContentFactory(
1431
 
            ('bogus-rev',), (), None, 'bogus-content\n')])
1432
 
        # This should trigger an autopack, which will combine everything into a
1433
 
        # single pack file.
1434
 
        new_names = r.commit_write_group()
1435
 
        names = packs.names()
1436
 
        self.assertEqual(1, len(names))
1437
 
        self.assertEqual([names[0] + '.pack'],
1438
 
                         packs._pack_transport.list_dir('.'))
1439
 
 
1440
1336
    def test_autopack_reloads_and_stops(self):
1441
1337
        tree, r, packs, revs = self.make_packs_and_alt_repo(write_lock=True)
1442
1338
        # After we have determined what needs to be autopacked, trigger a
1454
1350
        self.assertEqual(tree.branch.repository._pack_collection.names(),
1455
1351
                         packs.names())
1456
1352
 
1457
 
    def test__save_pack_names(self):
1458
 
        tree, r, packs, revs = self.make_packs_and_alt_repo(write_lock=True)
1459
 
        names = packs.names()
1460
 
        pack = packs.get_pack_by_name(names[0])
1461
 
        packs._remove_pack_from_memory(pack)
1462
 
        packs._save_pack_names(obsolete_packs=[pack])
1463
 
        cur_packs = packs._pack_transport.list_dir('.')
1464
 
        self.assertEqual([n + '.pack' for n in names[1:]], sorted(cur_packs))
1465
 
        # obsolete_packs will also have stuff like .rix and .iix present.
1466
 
        obsolete_packs = packs.transport.list_dir('obsolete_packs')
1467
 
        obsolete_names = set([osutils.splitext(n)[0] for n in obsolete_packs])
1468
 
        self.assertEqual([pack.name], sorted(obsolete_names))
1469
 
 
1470
 
    def test__save_pack_names_already_obsoleted(self):
1471
 
        tree, r, packs, revs = self.make_packs_and_alt_repo(write_lock=True)
1472
 
        names = packs.names()
1473
 
        pack = packs.get_pack_by_name(names[0])
1474
 
        packs._remove_pack_from_memory(pack)
1475
 
        # We are going to simulate a concurrent autopack by manually obsoleting
1476
 
        # the pack directly.
1477
 
        packs._obsolete_packs([pack])
1478
 
        packs._save_pack_names(clear_obsolete_packs=True,
1479
 
                               obsolete_packs=[pack])
1480
 
        cur_packs = packs._pack_transport.list_dir('.')
1481
 
        self.assertEqual([n + '.pack' for n in names[1:]], sorted(cur_packs))
1482
 
        # Note that while we set clear_obsolete_packs=True, it should not
1483
 
        # delete a pack file that we have also scheduled for obsoletion.
1484
 
        obsolete_packs = packs.transport.list_dir('obsolete_packs')
1485
 
        obsolete_names = set([osutils.splitext(n)[0] for n in obsolete_packs])
1486
 
        self.assertEqual([pack.name], sorted(obsolete_names))
1487
 
 
1488
 
 
1489
1353
 
1490
1354
class TestPack(TestCaseWithTransport):
1491
1355
    """Tests for the Pack object."""
1555
1419
            index_class=BTreeGraphIndex,
1556
1420
            use_chk_index=False)
1557
1421
        pack = pack_repo.NewPack(collection)
1558
 
        self.addCleanup(pack.abort) # Make sure the write stream gets closed
1559
1422
        self.assertIsInstance(pack.revision_index, BTreeBuilder)
1560
1423
        self.assertIsInstance(pack.inventory_index, BTreeBuilder)
1561
1424
        self.assertIsInstance(pack._hash, type(osutils.md5()))
1614
1477
        packer = pack_repo.OptimisingPacker(self.get_pack_collection(),
1615
1478
                                            [], '.test')
1616
1479
        new_pack = packer.open_pack()
1617
 
        self.addCleanup(new_pack.abort) # ensure cleanup
1618
1480
        self.assertIsInstance(new_pack, pack_repo.NewPack)
1619
1481
        self.assertTrue(new_pack.revision_index._optimize_for_size)
1620
1482
        self.assertTrue(new_pack.inventory_index._optimize_for_size)