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  • Committer: Canonical.com Patch Queue Manager
  • Date: 2009-08-14 05:49:27 UTC
  • mfrom: (4476.3.86 inventory-delta)
  • Revision ID: pqm@pqm.ubuntu.com-20090814054927-k0k18dn46ax4b91f
(andrew) Add inventory-delta streaming for cross-format fetch.

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bzrlib/tests/test_transform.py
1
 
# Copyright (C) 2006-2010 Canonical Ltd
 
1
# Copyright (C) 2006, 2007, 2008 Canonical Ltd
2
2
#
3
3
# This program is free software; you can redistribute it and/or modify
4
4
# it under the terms of the GNU General Public License as published by
15
15
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
16
16
 
17
17
import os
 
18
import stat
18
19
from StringIO import StringIO
19
20
import sys
20
 
import time
21
21
 
22
22
from bzrlib import (
23
23
    bencode,
24
24
    errors,
25
 
    filters,
26
25
    generate_ids,
27
26
    osutils,
 
27
    progress,
28
28
    revision as _mod_revision,
29
 
    rules,
 
29
    symbol_versioning,
30
30
    tests,
31
31
    urlutils,
32
32
    )
33
33
from bzrlib.bzrdir import BzrDir
34
 
from bzrlib.conflicts import (
35
 
    DeletingParent,
36
 
    DuplicateEntry,
37
 
    DuplicateID,
38
 
    MissingParent,
39
 
    NonDirectoryParent,
40
 
    ParentLoop,
41
 
    UnversionedParent,
42
 
)
 
34
from bzrlib.conflicts import (DuplicateEntry, DuplicateID, MissingParent,
 
35
                              UnversionedParent, ParentLoop, DeletingParent,
 
36
                              NonDirectoryParent)
43
37
from bzrlib.diff import show_diff_trees
44
 
from bzrlib.errors import (
45
 
    DuplicateKey,
46
 
    ExistingLimbo,
47
 
    ExistingPendingDeletion,
48
 
    ImmortalLimbo,
49
 
    ImmortalPendingDeletion,
50
 
    LockError,
51
 
    MalformedTransform,
52
 
    NoSuchFile,
53
 
    ReusingTransform,
54
 
)
55
 
from bzrlib.osutils import (
56
 
    file_kind,
57
 
    pathjoin,
58
 
)
 
38
from bzrlib.errors import (DuplicateKey, MalformedTransform, NoSuchFile,
 
39
                           ReusingTransform, CantMoveRoot,
 
40
                           PathsNotVersionedError, ExistingLimbo,
 
41
                           ExistingPendingDeletion, ImmortalLimbo,
 
42
                           ImmortalPendingDeletion, LockError)
 
43
from bzrlib.osutils import file_kind, pathjoin
59
44
from bzrlib.merge import Merge3Merger, Merger
60
45
from bzrlib.tests import (
61
46
    HardlinkFeature,
63
48
    TestCase,
64
49
    TestCaseInTempDir,
65
50
    TestSkipped,
66
 
)
67
 
from bzrlib.transform import (
68
 
    build_tree,
69
 
    create_from_tree,
70
 
    cook_conflicts,
71
 
    _FileMover,
72
 
    FinalPaths,
73
 
    get_backup_name,
74
 
    resolve_conflicts,
75
 
    resolve_checkout,
76
 
    ROOT_PARENT,
77
 
    TransformPreview,
78
 
    TreeTransform,
79
 
)
 
51
    )
 
52
from bzrlib.transform import (TreeTransform, ROOT_PARENT, FinalPaths,
 
53
                              resolve_conflicts, cook_conflicts,
 
54
                              build_tree, get_backup_name,
 
55
                              _FileMover, resolve_checkout,
 
56
                              TransformPreview, create_from_tree)
80
57
 
81
58
 
82
59
class TestTreeTransform(tests.TestCaseWithTransport):
159
136
        transform.finalize()
160
137
        transform.finalize()
161
138
 
162
 
    def test_create_files_same_timestamp(self):
163
 
        transform, root = self.get_transform()
164
 
        self.wt.lock_tree_write()
165
 
        self.addCleanup(self.wt.unlock)
166
 
        # Roll back the clock, so that we know everything is being set to the
167
 
        # exact time
168
 
        transform._creation_mtime = creation_mtime = time.time() - 20.0
169
 
        transform.create_file('content-one',
170
 
                              transform.create_path('one', root))
171
 
        time.sleep(1) # *ugly*
172
 
        transform.create_file('content-two',
173
 
                              transform.create_path('two', root))
174
 
        transform.apply()
175
 
        fo, st1 = self.wt.get_file_with_stat(None, path='one', filtered=False)
176
 
        fo.close()
177
 
        fo, st2 = self.wt.get_file_with_stat(None, path='two', filtered=False)
178
 
        fo.close()
179
 
        # We only guarantee 2s resolution
180
 
        self.assertTrue(abs(creation_mtime - st1.st_mtime) < 2.0,
181
 
            "%s != %s within 2 seconds" % (creation_mtime, st1.st_mtime))
182
 
        # But if we have more than that, all files should get the same result
183
 
        self.assertEqual(st1.st_mtime, st2.st_mtime)
184
 
 
185
 
    def test_change_root_id(self):
186
 
        transform, root = self.get_transform()
187
 
        self.assertNotEqual('new-root-id', self.wt.get_root_id())
188
 
        transform.new_directory('', ROOT_PARENT, 'new-root-id')
189
 
        transform.delete_contents(root)
190
 
        transform.unversion_file(root)
191
 
        transform.fixup_new_roots()
192
 
        transform.apply()
193
 
        self.assertEqual('new-root-id', self.wt.get_root_id())
194
 
 
195
 
    def test_change_root_id_add_files(self):
196
 
        transform, root = self.get_transform()
197
 
        self.assertNotEqual('new-root-id', self.wt.get_root_id())
198
 
        new_trans_id = transform.new_directory('', ROOT_PARENT, 'new-root-id')
199
 
        transform.new_file('file', new_trans_id, ['new-contents\n'],
200
 
                           'new-file-id')
201
 
        transform.delete_contents(root)
202
 
        transform.unversion_file(root)
203
 
        transform.fixup_new_roots()
204
 
        transform.apply()
205
 
        self.assertEqual('new-root-id', self.wt.get_root_id())
206
 
        self.assertEqual('new-file-id', self.wt.path2id('file'))
207
 
        self.assertFileEqual('new-contents\n', self.wt.abspath('file'))
208
 
 
209
 
    def test_add_two_roots(self):
210
 
        transform, root = self.get_transform()
211
 
        new_trans_id = transform.new_directory('', ROOT_PARENT, 'new-root-id')
212
 
        new_trans_id = transform.new_directory('', ROOT_PARENT, 'alt-root-id')
213
 
        self.assertRaises(ValueError, transform.fixup_new_roots)
214
 
 
215
139
    def test_hardlink(self):
216
140
        self.requireFeature(HardlinkFeature)
217
141
        transform, root = self.get_transform()
445
369
        self.assertContainsRe(transform._limbo_name(first), 'new-1/file')
446
370
        self.assertNotContainsRe(transform._limbo_name(second), 'new-1/FiLe')
447
371
 
448
 
    def test_adjust_path_updates_child_limbo_names(self):
449
 
        tree = self.make_branch_and_tree('tree')
450
 
        transform = TreeTransform(tree)
451
 
        self.addCleanup(transform.finalize)
452
 
        foo_id = transform.new_directory('foo', transform.root)
453
 
        bar_id = transform.new_directory('bar', foo_id)
454
 
        baz_id = transform.new_directory('baz', bar_id)
455
 
        qux_id = transform.new_directory('qux', baz_id)
456
 
        transform.adjust_path('quxx', foo_id, bar_id)
457
 
        self.assertStartsWith(transform._limbo_name(qux_id),
458
 
                              transform._limbo_name(bar_id))
459
 
 
460
372
    def test_add_del(self):
461
373
        start, root = self.get_transform()
462
374
        start.new_directory('a', root, 'a')
757
669
                                         ' versioned, but has versioned'
758
670
                                         ' children.  Versioned directory.')
759
671
        self.assertEqual(conflicts_s[6], 'Conflict moving oz/emeraldcity into'
760
 
                                         ' oz/emeraldcity. Cancelled move.')
 
672
                                         ' oz/emeraldcity.  Cancelled move.')
761
673
 
762
674
    def prepare_wrong_parent_kind(self):
763
675
        tt, root = self.get_transform()
834
746
        create.apply()
835
747
        transform, root = self.get_transform()
836
748
        transform.adjust_root_path('oldroot', fun)
837
 
        new_root = transform.trans_id_tree_path('')
 
749
        new_root=transform.trans_id_tree_path('')
838
750
        transform.version_file('new-root', new_root)
839
751
        transform.apply()
840
752
 
852
764
        rename.set_executability(True, myfile)
853
765
        rename.apply()
854
766
 
855
 
    def test_rename_fails(self):
856
 
        # see https://bugs.launchpad.net/bzr/+bug/491763
857
 
        create, root_id = self.get_transform()
858
 
        first_dir = create.new_directory('first-dir', root_id, 'first-id')
859
 
        myfile = create.new_file('myfile', root_id, 'myfile-text',
860
 
                                 'myfile-id')
861
 
        create.apply()
862
 
        if os.name == "posix" and sys.platform != "cygwin":
863
 
            # posix filesystems fail on renaming if the readonly bit is set
864
 
            osutils.make_readonly(self.wt.abspath('first-dir'))
865
 
        elif os.name == "nt":
866
 
            # windows filesystems fail on renaming open files
867
 
            self.addCleanup(file(self.wt.abspath('myfile')).close)
868
 
        else:
869
 
            self.skip("Don't know how to force a permissions error on rename")
870
 
        # now transform to rename
871
 
        rename_transform, root_id = self.get_transform()
872
 
        file_trans_id = rename_transform.trans_id_file_id('myfile-id')
873
 
        dir_id = rename_transform.trans_id_file_id('first-id')
874
 
        rename_transform.adjust_path('newname', dir_id, file_trans_id)
875
 
        e = self.assertRaises(errors.TransformRenameFailed,
876
 
            rename_transform.apply)
877
 
        # On nix looks like: 
878
 
        # "Failed to rename .../work/.bzr/checkout/limbo/new-1
879
 
        # to .../first-dir/newname: [Errno 13] Permission denied"
880
 
        # On windows looks like:
881
 
        # "Failed to rename .../work/myfile to 
882
 
        # .../work/.bzr/checkout/limbo/new-1: [Errno 13] Permission denied"
883
 
        # The strerror will vary per OS and language so it's not checked here
884
 
        self.assertContainsRe(str(e),
885
 
            "Failed to rename .*(first-dir.newname:|myfile)")
886
 
 
887
767
    def test_set_executability_order(self):
888
768
        """Ensure that executability behaves the same, no matter what order.
889
769
 
1976
1856
        self.assertEqual([], list(target.iter_changes(revision_tree)))
1977
1857
        self.assertTrue(source.is_executable('file1-id'))
1978
1858
 
1979
 
    def install_rot13_content_filter(self, pattern):
1980
 
        # We could use
1981
 
        # self.addCleanup(filters._reset_registry, filters._reset_registry())
1982
 
        # below, but that looks a bit... hard to read even if it's exactly
1983
 
        # the same thing.
1984
 
        original_registry = filters._reset_registry()
1985
 
        def restore_registry():
1986
 
            filters._reset_registry(original_registry)
1987
 
        self.addCleanup(restore_registry)
1988
 
        def rot13(chunks, context=None):
1989
 
            return [''.join(chunks).encode('rot13')]
1990
 
        rot13filter = filters.ContentFilter(rot13, rot13)
1991
 
        filters.register_filter_stack_map('rot13', {'yes': [rot13filter]}.get)
1992
 
        os.mkdir(self.test_home_dir + '/.bazaar')
1993
 
        rules_filename = self.test_home_dir + '/.bazaar/rules'
1994
 
        f = open(rules_filename, 'wb')
1995
 
        f.write('[name %s]\nrot13=yes\n' % (pattern,))
1996
 
        f.close()
1997
 
        def uninstall_rules():
1998
 
            os.remove(rules_filename)
1999
 
            rules.reset_rules()
2000
 
        self.addCleanup(uninstall_rules)
2001
 
        rules.reset_rules()
2002
 
 
2003
 
    def test_build_tree_content_filtered_files_are_not_hardlinked(self):
2004
 
        """build_tree will not hardlink files that have content filtering rules
2005
 
        applied to them (but will still hardlink other files from the same tree
2006
 
        if it can).
2007
 
        """
2008
 
        self.requireFeature(HardlinkFeature)
2009
 
        self.install_rot13_content_filter('file1')
2010
 
        source = self.create_ab_tree()
2011
 
        target = self.make_branch_and_tree('target')
2012
 
        revision_tree = source.basis_tree()
2013
 
        revision_tree.lock_read()
2014
 
        self.addCleanup(revision_tree.unlock)
2015
 
        build_tree(revision_tree, target, source, hardlink=True)
2016
 
        target.lock_read()
2017
 
        self.addCleanup(target.unlock)
2018
 
        self.assertEqual([], list(target.iter_changes(revision_tree)))
2019
 
        source_stat = os.stat('source/file1')
2020
 
        target_stat = os.stat('target/file1')
2021
 
        self.assertNotEqual(source_stat, target_stat)
2022
 
        source_stat = os.stat('source/file2')
2023
 
        target_stat = os.stat('target/file2')
2024
 
        self.assertEqualStat(source_stat, target_stat)
2025
 
 
2026
1859
    def test_case_insensitive_build_tree_inventory(self):
2027
1860
        if (tests.CaseInsensitiveFilesystemFeature.available()
2028
1861
            or tests.CaseInsCasePresFilenameFeature.available()):
2083
1916
        branch.lock_write()
2084
1917
        self.addCleanup(branch.unlock)
2085
1918
        tt = TransformPreview(branch.basis_tree())
2086
 
        self.addCleanup(tt.finalize)
2087
1919
        tt.new_directory('', ROOT_PARENT, 'TREE_ROOT')
2088
1920
        rev = tt.commit(branch, 'my message')
2089
1921
        self.assertEqual([], branch.basis_tree().get_parent_ids())
2095
1927
        branch.lock_write()
2096
1928
        self.addCleanup(branch.unlock)
2097
1929
        tt = TransformPreview(branch.basis_tree())
2098
 
        self.addCleanup(tt.finalize)
2099
1930
        e = self.assertRaises(ValueError, tt.commit, branch,
2100
1931
                          'my message', ['rev1b-id'])
2101
1932
        self.assertEqual('Cannot supply merge parents for first commit.',
2106
1937
        branch, tt = self.get_branch_and_transform()
2107
1938
        tt.new_file('file', tt.root, 'contents', 'file-id')
2108
1939
        trans_id = tt.new_directory('dir', tt.root, 'dir-id')
2109
 
        if SymlinkFeature.available():
2110
 
            tt.new_symlink('symlink', trans_id, 'target', 'symlink-id')
 
1940
        tt.new_symlink('symlink', trans_id, 'target', 'symlink-id')
2111
1941
        rev = tt.commit(branch, 'message')
2112
1942
        tree = branch.basis_tree()
2113
1943
        self.assertEqual('file', tree.id2path('file-id'))
2114
1944
        self.assertEqual('contents', tree.get_file_text('file-id'))
2115
1945
        self.assertEqual('dir', tree.id2path('dir-id'))
2116
 
        if SymlinkFeature.available():
2117
 
            self.assertEqual('dir/symlink', tree.id2path('symlink-id'))
2118
 
            self.assertEqual('target', tree.get_symlink_target('symlink-id'))
 
1946
        self.assertEqual('dir/symlink', tree.id2path('symlink-id'))
 
1947
        self.assertEqual('target', tree.get_symlink_target('symlink-id'))
2119
1948
 
2120
1949
    def test_add_unversioned(self):
2121
1950
        branch, tt = self.get_branch_and_transform()
2128
1957
        tt.new_file('file', tt.root, 'contents', 'file-id')
2129
1958
        tt.commit(branch, 'message', strict=True)
2130
1959
        tt = TransformPreview(branch.basis_tree())
2131
 
        self.addCleanup(tt.finalize)
2132
1960
        trans_id = tt.trans_id_file_id('file-id')
2133
1961
        tt.delete_contents(trans_id)
2134
1962
        tt.create_file('contents', trans_id)
2145
1973
        self.assertRaises(errors.MalformedTransform, tt.commit, branch,
2146
1974
                          'message')
2147
1975
 
2148
 
    def test_commit_rich_revision_data(self):
2149
 
        branch, tt = self.get_branch_and_transform()
2150
 
        rev_id = tt.commit(branch, 'message', timestamp=1, timezone=43201,
2151
 
                           committer='me <me@example.com>',
2152
 
                           revprops={'foo': 'bar'}, revision_id='revid-1',
2153
 
                           authors=['Author1 <author1@example.com>',
2154
 
                              'Author2 <author2@example.com>',
2155
 
                               ])
2156
 
        self.assertEqual('revid-1', rev_id)
2157
 
        revision = branch.repository.get_revision(rev_id)
2158
 
        self.assertEqual(1, revision.timestamp)
2159
 
        self.assertEqual(43201, revision.timezone)
2160
 
        self.assertEqual('me <me@example.com>', revision.committer)
2161
 
        self.assertEqual(['Author1 <author1@example.com>',
2162
 
                          'Author2 <author2@example.com>'],
2163
 
                         revision.get_apparent_authors())
2164
 
        del revision.properties['authors']
2165
 
        self.assertEqual({'foo': 'bar',
2166
 
                          'branch-nick': 'tree'},
2167
 
                         revision.properties)
2168
 
 
2169
 
    def test_no_explicit_revprops(self):
2170
 
        branch, tt = self.get_branch_and_transform()
2171
 
        rev_id = tt.commit(branch, 'message', authors=[
2172
 
            'Author1 <author1@example.com>',
2173
 
            'Author2 <author2@example.com>', ])
2174
 
        revision = branch.repository.get_revision(rev_id)
2175
 
        self.assertEqual(['Author1 <author1@example.com>',
2176
 
                          'Author2 <author2@example.com>'],
2177
 
                         revision.get_apparent_authors())
2178
 
        self.assertEqual('tree', revision.properties['branch-nick'])
2179
 
 
2180
1976
 
2181
1977
class MockTransform(object):
2182
1978
 
2457
2253
    def test_ignore_pb(self):
2458
2254
        # pb could be supported, but TT.iter_changes doesn't support it.
2459
2255
        revision_tree, preview_tree = self.get_tree_and_preview_tree()
2460
 
        preview_tree.iter_changes(revision_tree)
 
2256
        preview_tree.iter_changes(revision_tree, pb=progress.DummyProgress())
2461
2257
 
2462
2258
    def test_kind(self):
2463
2259
        revision_tree = self.create_tree()
2478
2274
        self.assertEqual(os.stat(limbo_path).st_mtime,
2479
2275
                         preview_tree.get_file_mtime('file-id'))
2480
2276
 
2481
 
    def test_get_file_mtime_renamed(self):
2482
 
        work_tree = self.make_branch_and_tree('tree')
2483
 
        self.build_tree(['tree/file'])
2484
 
        work_tree.add('file', 'file-id')
2485
 
        preview = TransformPreview(work_tree)
2486
 
        self.addCleanup(preview.finalize)
2487
 
        file_trans_id = preview.trans_id_tree_file_id('file-id')
2488
 
        preview.adjust_path('renamed', preview.root, file_trans_id)
2489
 
        preview_tree = preview.get_preview_tree()
2490
 
        preview_mtime = preview_tree.get_file_mtime('file-id', 'renamed')
2491
 
        work_mtime = work_tree.get_file_mtime('file-id', 'file')
2492
 
 
2493
2277
    def test_get_file(self):
2494
2278
        preview = self.get_empty_preview()
2495
2279
        preview.new_file('file', preview.root, 'contents', 'file-id')
2643
2427
        self.assertEqual(('missing', None, None, None), summary)
2644
2428
 
2645
2429
    def test_file_content_summary_executable(self):
 
2430
        if not osutils.supports_executable():
 
2431
            raise TestNotApplicable()
2646
2432
        preview = self.get_empty_preview()
2647
2433
        path_id = preview.new_file('path', preview.root, 'contents', 'path-id')
2648
2434
        preview.set_executability(True, path_id)
2657
2443
        self.assertIs(None, summary[3])
2658
2444
 
2659
2445
    def test_change_executability(self):
 
2446
        if not osutils.supports_executable():
 
2447
            raise TestNotApplicable()
2660
2448
        tree = self.make_branch_and_tree('tree')
2661
2449
        self.build_tree(['tree/path'])
2662
2450
        tree.add('path')
2676
2464
        # size must be known
2677
2465
        self.assertEqual(len('contents'), summary[1])
2678
2466
        # not executable
2679
 
        self.assertEqual(False, summary[2])
 
2467
        if osutils.supports_executable():
 
2468
            self.assertEqual(False, summary[2])
 
2469
        else:
 
2470
            self.assertEqual(None, summary[2])
2680
2471
        # will not have hash (not cheap to determine)
2681
2472
        self.assertIs(None, summary[3])
2682
2473
 
2823
2614
 
2824
2615
    def test_walkdirs(self):
2825
2616
        preview = self.get_empty_preview()
2826
 
        root = preview.new_directory('', ROOT_PARENT, 'tree-root')
2827
 
        # FIXME: new_directory should mark root.
2828
 
        preview.fixup_new_roots()
 
2617
        preview.version_file('tree-root', preview.root)
2829
2618
        preview_tree = preview.get_preview_tree()
2830
2619
        file_trans_id = preview.new_file('a', preview.root, 'contents',
2831
2620
                                         'a-id')
2862
2651
        self.addCleanup(work_tree.unlock)
2863
2652
        preview = TransformPreview(work_tree)
2864
2653
        self.addCleanup(preview.finalize)
 
2654
        preview_tree = preview.get_preview_tree()
2865
2655
        file_trans_id = preview.trans_id_file_id('file-id')
2866
2656
        preview.delete_contents(file_trans_id)
2867
2657
        preview.create_file('a\nb\n', file_trans_id)
2868
 
        preview_tree = preview.get_preview_tree()
2869
 
        merger = Merger.from_revision_ids(None, preview_tree,
 
2658
        pb = progress.DummyProgress()
 
2659
        merger = Merger.from_revision_ids(pb, preview_tree,
2870
2660
                                          child_tree.branch.last_revision(),
2871
2661
                                          other_branch=child_tree.branch,
2872
2662
                                          tree_branch=work_tree.branch)
2884
2674
        tt.new_file('name', tt.root, 'content', 'file-id')
2885
2675
        tree2 = self.make_branch_and_tree('tree2')
2886
2676
        tree2.set_root_id('TREE_ROOT')
 
2677
        pb = progress.DummyProgress()
2887
2678
        merger = Merger.from_uncommitted(tree2, tt.get_preview_tree(),
2888
 
                                         None, tree.basis_tree())
 
2679
                                         pb, tree.basis_tree())
2889
2680
        merger.merge_type = Merge3Merger
2890
2681
        merger.do_merge()
2891
2682
 
2901
2692
        tt.create_file('baz', trans_id)
2902
2693
        tree2 = tree.bzrdir.sprout('tree2').open_workingtree()
2903
2694
        self.build_tree_contents([('tree2/foo', 'qux')])
2904
 
        pb = None
 
2695
        pb = progress.DummyProgress()
2905
2696
        merger = Merger.from_uncommitted(tree2, tt.get_preview_tree(),
2906
2697
                                         pb, tree.basis_tree())
2907
2698
        merger.merge_type = Merge3Merger
2934
2725
        rev2_tree = tree.branch.repository.revision_tree(rev2_id)
2935
2726
        self.assertEqual('contents', rev2_tree.get_file_text('file_id'))
2936
2727
 
2937
 
    def test_ascii_limbo_paths(self):
2938
 
        self.requireFeature(tests.UnicodeFilenameFeature)
2939
 
        branch = self.make_branch('any')
2940
 
        tree = branch.repository.revision_tree(_mod_revision.NULL_REVISION)
2941
 
        tt = TransformPreview(tree)
2942
 
        self.addCleanup(tt.finalize)
2943
 
        foo_id = tt.new_directory('', ROOT_PARENT)
2944
 
        bar_id = tt.new_file(u'\u1234bar', foo_id, 'contents')
2945
 
        limbo_path = tt._limbo_name(bar_id)
2946
 
        self.assertEqual(limbo_path.encode('ascii', 'replace'), limbo_path)
2947
 
 
2948
2728
 
2949
2729
class FakeSerializer(object):
2950
2730
    """Serializer implementation that simply returns the input.