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Viewing changes to bzrlib/tests/test_workingtree.py

  • Committer: Martin Pool
  • Date: 2005-09-15 08:37:41 UTC
  • Revision ID: mbp@sourcefrog.net-20050915083741-70d7550b97c7b580
- some updates for fetch/update function

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1
 
# Copyright (C) 2005-2011 Canonical Ltd
2
 
# Authors:  Robert Collins <robert.collins@canonical.com>
3
 
#
4
 
# This program is free software; you can redistribute it and/or modify
5
 
# it under the terms of the GNU General Public License as published by
6
 
# the Free Software Foundation; either version 2 of the License, or
7
 
# (at your option) any later version.
8
 
#
9
 
# This program is distributed in the hope that it will be useful,
10
 
# but WITHOUT ANY WARRANTY; without even the implied warranty of
11
 
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12
 
# GNU General Public License for more details.
13
 
#
14
 
# You should have received a copy of the GNU General Public License
15
 
# along with this program; if not, write to the Free Software
16
 
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17
 
 
18
 
from bzrlib import (
19
 
    bzrdir,
20
 
    conflicts,
21
 
    errors,
22
 
    symbol_versioning,
23
 
    transport,
24
 
    workingtree,
25
 
    workingtree_3,
26
 
    workingtree_4,
27
 
    )
28
 
from bzrlib.lockdir import LockDir
29
 
from bzrlib.mutabletree import needs_tree_write_lock
30
 
from bzrlib.tests import TestCase, TestCaseWithTransport, TestSkipped
31
 
from bzrlib.workingtree import (
32
 
    TreeEntry,
33
 
    TreeDirectory,
34
 
    TreeFile,
35
 
    TreeLink,
36
 
    )
37
 
 
38
 
 
39
 
class TestTreeDirectory(TestCaseWithTransport):
40
 
 
41
 
    def test_kind_character(self):
42
 
        self.assertEqual(TreeDirectory().kind_character(), '/')
43
 
 
44
 
 
45
 
class TestTreeEntry(TestCaseWithTransport):
46
 
 
47
 
    def test_kind_character(self):
48
 
        self.assertEqual(TreeEntry().kind_character(), '???')
49
 
 
50
 
 
51
 
class TestTreeFile(TestCaseWithTransport):
52
 
 
53
 
    def test_kind_character(self):
54
 
        self.assertEqual(TreeFile().kind_character(), '')
55
 
 
56
 
 
57
 
class TestTreeLink(TestCaseWithTransport):
58
 
 
59
 
    def test_kind_character(self):
60
 
        self.assertEqual(TreeLink().kind_character(), '')
61
 
 
62
 
 
63
 
class TestDefaultFormat(TestCaseWithTransport):
64
 
 
65
 
    def test_get_set_default_format(self):
66
 
        old_format = workingtree.format_registry.get_default()
67
 
        # default is 6
68
 
        self.assertTrue(isinstance(old_format, workingtree_4.WorkingTreeFormat6))
69
 
        workingtree.format_registry.set_default(SampleTreeFormat())
70
 
        try:
71
 
            # the default branch format is used by the meta dir format
72
 
            # which is not the default bzrdir format at this point
73
 
            dir = bzrdir.BzrDirMetaFormat1().initialize('.')
74
 
            dir.create_repository()
75
 
            dir.create_branch()
76
 
            result = dir.create_workingtree()
77
 
            self.assertEqual(result, 'A tree')
78
 
        finally:
79
 
            workingtree.format_registry.set_default(old_format)
80
 
        self.assertEqual(old_format, workingtree.format_registry.get_default())
81
 
 
82
 
    def test_get_set_default_format_by_key(self):
83
 
        old_format = workingtree.format_registry.get_default()
84
 
        # default is 6
85
 
        format = SampleTreeFormat()
86
 
        workingtree.format_registry.register(format)
87
 
        self.addCleanup(workingtree.format_registry.remove, format)
88
 
        self.assertTrue(isinstance(old_format, workingtree_4.WorkingTreeFormat6))
89
 
        workingtree.format_registry.set_default_key(format.get_format_string())
90
 
        try:
91
 
            # the default branch format is used by the meta dir format
92
 
            # which is not the default bzrdir format at this point
93
 
            dir = bzrdir.BzrDirMetaFormat1().initialize('.')
94
 
            dir.create_repository()
95
 
            dir.create_branch()
96
 
            result = dir.create_workingtree()
97
 
            self.assertEqual(result, 'A tree')
98
 
        finally:
99
 
            workingtree.format_registry.set_default_key(
100
 
                old_format.get_format_string())
101
 
        self.assertEqual(old_format, workingtree.format_registry.get_default())
102
 
 
103
 
    def test_open(self):
104
 
        tree = self.make_branch_and_tree('.')
105
 
        open_direct = workingtree.WorkingTree.open('.')
106
 
        self.assertEqual(tree.basedir, open_direct.basedir)
107
 
        open_no_args = workingtree.WorkingTree.open()
108
 
        self.assertEqual(tree.basedir, open_no_args.basedir)
109
 
 
110
 
    def test_open_containing(self):
111
 
        tree = self.make_branch_and_tree('.')
112
 
        open_direct, relpath = workingtree.WorkingTree.open_containing('.')
113
 
        self.assertEqual(tree.basedir, open_direct.basedir)
114
 
        self.assertEqual('', relpath)
115
 
        open_no_args, relpath = workingtree.WorkingTree.open_containing()
116
 
        self.assertEqual(tree.basedir, open_no_args.basedir)
117
 
        self.assertEqual('', relpath)
118
 
        open_subdir, relpath = workingtree.WorkingTree.open_containing('subdir')
119
 
        self.assertEqual(tree.basedir, open_subdir.basedir)
120
 
        self.assertEqual('subdir', relpath)
121
 
 
122
 
 
123
 
class SampleTreeFormat(workingtree.WorkingTreeFormat):
124
 
    """A sample format
125
 
 
126
 
    this format is initializable, unsupported to aid in testing the
127
 
    open and open_downlevel routines.
128
 
    """
129
 
 
130
 
    def get_format_string(self):
131
 
        """See WorkingTreeFormat.get_format_string()."""
132
 
        return "Sample tree format."
133
 
 
134
 
    def initialize(self, a_bzrdir, revision_id=None, from_branch=None,
135
 
                   accelerator_tree=None, hardlink=False):
136
 
        """Sample branches cannot be created."""
137
 
        t = a_bzrdir.get_workingtree_transport(self)
138
 
        t.put_bytes('format', self.get_format_string())
139
 
        return 'A tree'
140
 
 
141
 
    def is_supported(self):
142
 
        return False
143
 
 
144
 
    def open(self, transport, _found=False):
145
 
        return "opened tree."
146
 
 
147
 
 
148
 
class SampleExtraTreeFormat(workingtree.WorkingTreeFormat):
149
 
    """A sample format that does not support use in a metadir.
150
 
 
151
 
    """
152
 
 
153
 
    def get_format_string(self):
154
 
        # Not usable in a metadir, so no format string
155
 
        return None
156
 
 
157
 
    def initialize(self, a_bzrdir, revision_id=None, from_branch=None,
158
 
                   accelerator_tree=None, hardlink=False):
159
 
        raise NotImplementedError(self.initialize)
160
 
 
161
 
    def is_supported(self):
162
 
        return False
163
 
 
164
 
    def open(self, transport, _found=False):
165
 
        raise NotImplementedError(self.open)
166
 
 
167
 
 
168
 
class TestWorkingTreeFormat(TestCaseWithTransport):
169
 
    """Tests for the WorkingTreeFormat facility."""
170
 
 
171
 
    def test_find_format_string(self):
172
 
        # is the right format object found for a working tree?
173
 
        branch = self.make_branch('branch')
174
 
        self.assertRaises(errors.NoWorkingTree,
175
 
            workingtree.WorkingTreeFormat.find_format_string, branch.bzrdir)
176
 
        transport = branch.bzrdir.get_workingtree_transport(None)
177
 
        transport.mkdir('.')
178
 
        transport.put_bytes("format", "some format name")
179
 
        # The format does not have to be known by Bazaar,
180
 
        # find_format_string just retrieves the name
181
 
        self.assertEquals("some format name",
182
 
            workingtree.WorkingTreeFormat.find_format_string(branch.bzrdir))
183
 
 
184
 
    def test_find_format(self):
185
 
        # is the right format object found for a working tree?
186
 
        # create a branch with a few known format objects.
187
 
        self.build_tree(["foo/", "bar/"])
188
 
        def check_format(format, url):
189
 
            dir = format._matchingbzrdir.initialize(url)
190
 
            dir.create_repository()
191
 
            dir.create_branch()
192
 
            format.initialize(dir)
193
 
            t = transport.get_transport(url)
194
 
            found_format = workingtree.WorkingTreeFormat.find_format(dir)
195
 
            self.assertIsInstance(found_format, format.__class__)
196
 
        check_format(workingtree_3.WorkingTreeFormat3(), "bar")
197
 
 
198
 
    def test_find_format_no_tree(self):
199
 
        dir = bzrdir.BzrDirMetaFormat1().initialize('.')
200
 
        self.assertRaises(errors.NoWorkingTree,
201
 
                          workingtree.WorkingTreeFormat.find_format,
202
 
                          dir)
203
 
 
204
 
    def test_find_format_unknown_format(self):
205
 
        dir = bzrdir.BzrDirMetaFormat1().initialize('.')
206
 
        dir.create_repository()
207
 
        dir.create_branch()
208
 
        SampleTreeFormat().initialize(dir)
209
 
        self.assertRaises(errors.UnknownFormatError,
210
 
                          workingtree.WorkingTreeFormat.find_format,
211
 
                          dir)
212
 
 
213
 
    def test_register_unregister_format(self):
214
 
        format = SampleTreeFormat()
215
 
        # make a control dir
216
 
        dir = bzrdir.BzrDirMetaFormat1().initialize('.')
217
 
        dir.create_repository()
218
 
        dir.create_branch()
219
 
        # make a branch
220
 
        format.initialize(dir)
221
 
        # register a format for it.
222
 
        self.applyDeprecated(symbol_versioning.deprecated_in((2, 4, 0)),
223
 
            workingtree.WorkingTreeFormat.register_format, format)
224
 
        self.assertTrue(format in 
225
 
            self.applyDeprecated(symbol_versioning.deprecated_in((2, 4, 0)),
226
 
                workingtree.WorkingTreeFormat.get_formats))
227
 
        # which branch.Open will refuse (not supported)
228
 
        self.assertRaises(errors.UnsupportedFormatError, workingtree.WorkingTree.open, '.')
229
 
        # but open_downlevel will work
230
 
        self.assertEqual(format.open(dir), workingtree.WorkingTree.open_downlevel('.'))
231
 
        # unregister the format
232
 
        self.applyDeprecated(symbol_versioning.deprecated_in((2, 4, 0)),
233
 
            workingtree.WorkingTreeFormat.unregister_format, format)
234
 
        self.assertFalse(format in
235
 
            self.applyDeprecated(symbol_versioning.deprecated_in((2, 4, 0)),
236
 
                workingtree.WorkingTreeFormat.get_formats))
237
 
 
238
 
 
239
 
class TestWorkingTreeIterEntriesByDir_wSubtrees(TestCaseWithTransport):
240
 
 
241
 
    def make_simple_tree(self):
242
 
        tree = self.make_branch_and_tree('tree', format='development-subtree')
243
 
        self.build_tree(['tree/a/', 'tree/a/b/', 'tree/a/b/c'])
244
 
        tree.set_root_id('root-id')
245
 
        tree.add(['a', 'a/b', 'a/b/c'], ['a-id', 'b-id', 'c-id'])
246
 
        tree.commit('initial')
247
 
        return tree
248
 
 
249
 
    def test_just_directory(self):
250
 
        tree = self.make_simple_tree()
251
 
        self.assertEqual([('directory', 'root-id'),
252
 
                          ('directory', 'a-id'),
253
 
                          ('directory', 'b-id'),
254
 
                          ('file', 'c-id')],
255
 
                         [(ie.kind, ie.file_id)
256
 
                          for path, ie in tree.iter_entries_by_dir()])
257
 
        subtree = self.make_branch_and_tree('tree/a/b')
258
 
        self.assertEqual([('tree-reference', 'b-id')],
259
 
                         [(ie.kind, ie.file_id)
260
 
                          for path, ie in tree.iter_entries_by_dir(['b-id'])])
261
 
 
262
 
    def test_direct_subtree(self):
263
 
        tree = self.make_simple_tree()
264
 
        subtree = self.make_branch_and_tree('tree/a/b')
265
 
        self.assertEqual([('directory', 'root-id'),
266
 
                          ('directory', 'a-id'),
267
 
                          ('tree-reference', 'b-id')],
268
 
                         [(ie.kind, ie.file_id)
269
 
                          for path, ie in tree.iter_entries_by_dir()])
270
 
 
271
 
    def test_indirect_subtree(self):
272
 
        tree = self.make_simple_tree()
273
 
        subtree = self.make_branch_and_tree('tree/a')
274
 
        self.assertEqual([('directory', 'root-id'),
275
 
                          ('tree-reference', 'a-id')],
276
 
                         [(ie.kind, ie.file_id)
277
 
                          for path, ie in tree.iter_entries_by_dir()])
278
 
 
279
 
 
280
 
class TestWorkingTreeFormatRegistry(TestCase):
281
 
 
282
 
    def setUp(self):
283
 
        super(TestWorkingTreeFormatRegistry, self).setUp()
284
 
        self.registry = workingtree.WorkingTreeFormatRegistry()
285
 
 
286
 
    def test_register_unregister_format(self):
287
 
        format = SampleTreeFormat()
288
 
        self.registry.register(format)
289
 
        self.assertEquals(format, self.registry.get("Sample tree format."))
290
 
        self.registry.remove(format)
291
 
        self.assertRaises(KeyError, self.registry.get, "Sample tree format.")
292
 
 
293
 
    def test_get_all(self):
294
 
        format = SampleTreeFormat()
295
 
        self.assertEquals([], self.registry._get_all())
296
 
        self.registry.register(format)
297
 
        self.assertEquals([format], self.registry._get_all())
298
 
 
299
 
    def test_register_extra(self):
300
 
        format = SampleExtraTreeFormat()
301
 
        self.assertEquals([], self.registry._get_all())
302
 
        self.registry.register_extra(format)
303
 
        self.assertEquals([format], self.registry._get_all())
304
 
 
305
 
    def test_register_extra_lazy(self):
306
 
        self.assertEquals([], self.registry._get_all())
307
 
        self.registry.register_extra_lazy("bzrlib.tests.test_workingtree",
308
 
            "SampleExtraTreeFormat")
309
 
        formats = self.registry._get_all()
310
 
        self.assertEquals(1, len(formats))
311
 
        self.assertIsInstance(formats[0], SampleExtraTreeFormat)
312
 
 
313
 
 
314
 
class TestWorkingTreeFormat3(TestCaseWithTransport):
315
 
    """Tests specific to WorkingTreeFormat3."""
316
 
 
317
 
    def test_disk_layout(self):
318
 
        control = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
319
 
        control.create_repository()
320
 
        control.create_branch()
321
 
        tree = workingtree_3.WorkingTreeFormat3().initialize(control)
322
 
        # we want:
323
 
        # format 'Bazaar-NG Working Tree format 3'
324
 
        # inventory = blank inventory
325
 
        # pending-merges = ''
326
 
        # stat-cache = ??
327
 
        # no inventory.basis yet
328
 
        t = control.get_workingtree_transport(None)
329
 
        self.assertEqualDiff('Bazaar-NG Working Tree format 3',
330
 
                             t.get('format').read())
331
 
        self.assertEqualDiff(t.get('inventory').read(),
332
 
                              '<inventory format="5">\n'
333
 
                              '</inventory>\n',
334
 
                             )
335
 
        self.assertEqualDiff('### bzr hashcache v5\n',
336
 
                             t.get('stat-cache').read())
337
 
        self.assertFalse(t.has('inventory.basis'))
338
 
        # no last-revision file means 'None' or 'NULLREVISION'
339
 
        self.assertFalse(t.has('last-revision'))
340
 
        # TODO RBC 20060210 do a commit, check the inventory.basis is created
341
 
        # correctly and last-revision file becomes present.
342
 
 
343
 
    def test_uses_lockdir(self):
344
 
        """WorkingTreeFormat3 uses its own LockDir:
345
 
 
346
 
            - lock is a directory
347
 
            - when the WorkingTree is locked, LockDir can see that
348
 
        """
349
 
        t = self.get_transport()
350
 
        url = self.get_url()
351
 
        dir = bzrdir.BzrDirMetaFormat1().initialize(url)
352
 
        repo = dir.create_repository()
353
 
        branch = dir.create_branch()
354
 
        try:
355
 
            tree = workingtree_3.WorkingTreeFormat3().initialize(dir)
356
 
        except errors.NotLocalUrl:
357
 
            raise TestSkipped('Not a local URL')
358
 
        self.assertIsDirectory('.bzr', t)
359
 
        self.assertIsDirectory('.bzr/checkout', t)
360
 
        self.assertIsDirectory('.bzr/checkout/lock', t)
361
 
        our_lock = LockDir(t, '.bzr/checkout/lock')
362
 
        self.assertEquals(our_lock.peek(), None)
363
 
        tree.lock_write()
364
 
        self.assertTrue(our_lock.peek())
365
 
        tree.unlock()
366
 
        self.assertEquals(our_lock.peek(), None)
367
 
 
368
 
    def test_missing_pending_merges(self):
369
 
        control = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
370
 
        control.create_repository()
371
 
        control.create_branch()
372
 
        tree = workingtree_3.WorkingTreeFormat3().initialize(control)
373
 
        tree._transport.delete("pending-merges")
374
 
        self.assertEqual([], tree.get_parent_ids())
375
 
 
376
 
 
377
 
class InstrumentedTree(object):
378
 
    """A instrumented tree to check the needs_tree_write_lock decorator."""
379
 
 
380
 
    def __init__(self):
381
 
        self._locks = []
382
 
 
383
 
    def lock_tree_write(self):
384
 
        self._locks.append('t')
385
 
 
386
 
    @needs_tree_write_lock
387
 
    def method_with_tree_write_lock(self, *args, **kwargs):
388
 
        """A lock_tree_write decorated method that returns its arguments."""
389
 
        return args, kwargs
390
 
 
391
 
    @needs_tree_write_lock
392
 
    def method_that_raises(self):
393
 
        """This method causes an exception when called with parameters.
394
 
 
395
 
        This allows the decorator code to be checked - it should still call
396
 
        unlock.
397
 
        """
398
 
 
399
 
    def unlock(self):
400
 
        self._locks.append('u')
401
 
 
402
 
 
403
 
class TestInstrumentedTree(TestCase):
404
 
 
405
 
    def test_needs_tree_write_lock(self):
406
 
        """@needs_tree_write_lock should be semantically transparent."""
407
 
        tree = InstrumentedTree()
408
 
        self.assertEqual(
409
 
            'method_with_tree_write_lock',
410
 
            tree.method_with_tree_write_lock.__name__)
411
 
        self.assertDocstring(
412
 
            "A lock_tree_write decorated method that returns its arguments.",
413
 
            tree.method_with_tree_write_lock)
414
 
        args = (1, 2, 3)
415
 
        kwargs = {'a':'b'}
416
 
        result = tree.method_with_tree_write_lock(1,2,3, a='b')
417
 
        self.assertEqual((args, kwargs), result)
418
 
        self.assertEqual(['t', 'u'], tree._locks)
419
 
        self.assertRaises(TypeError, tree.method_that_raises, 'foo')
420
 
        self.assertEqual(['t', 'u', 't', 'u'], tree._locks)
421
 
 
422
 
 
423
 
class TestRevert(TestCaseWithTransport):
424
 
 
425
 
    def test_revert_conflicts_recursive(self):
426
 
        this_tree = self.make_branch_and_tree('this-tree')
427
 
        self.build_tree_contents([('this-tree/foo/',),
428
 
                                  ('this-tree/foo/bar', 'bar')])
429
 
        this_tree.add(['foo', 'foo/bar'])
430
 
        this_tree.commit('created foo/bar')
431
 
        other_tree = this_tree.bzrdir.sprout('other-tree').open_workingtree()
432
 
        self.build_tree_contents([('other-tree/foo/bar', 'baz')])
433
 
        other_tree.commit('changed bar')
434
 
        self.build_tree_contents([('this-tree/foo/bar', 'qux')])
435
 
        this_tree.commit('changed qux')
436
 
        this_tree.merge_from_branch(other_tree.branch)
437
 
        self.assertEqual(1, len(this_tree.conflicts()))
438
 
        this_tree.revert(['foo'])
439
 
        self.assertEqual(0, len(this_tree.conflicts()))
440
 
 
441
 
 
442
 
class TestAutoResolve(TestCaseWithTransport):
443
 
 
444
 
    def test_auto_resolve(self):
445
 
        base = self.make_branch_and_tree('base')
446
 
        self.build_tree_contents([('base/hello', 'Hello')])
447
 
        base.add('hello', 'hello_id')
448
 
        base.commit('Hello')
449
 
        other = base.bzrdir.sprout('other').open_workingtree()
450
 
        self.build_tree_contents([('other/hello', 'hELLO')])
451
 
        other.commit('Case switch')
452
 
        this = base.bzrdir.sprout('this').open_workingtree()
453
 
        self.assertPathExists('this/hello')
454
 
        self.build_tree_contents([('this/hello', 'Hello World')])
455
 
        this.commit('Add World')
456
 
        this.merge_from_branch(other.branch)
457
 
        self.assertEqual([conflicts.TextConflict('hello', 'hello_id')],
458
 
                         this.conflicts())
459
 
        this.auto_resolve()
460
 
        self.assertEqual([conflicts.TextConflict('hello', 'hello_id')],
461
 
                         this.conflicts())
462
 
        self.build_tree_contents([('this/hello', '<<<<<<<')])
463
 
        this.auto_resolve()
464
 
        self.assertEqual([conflicts.TextConflict('hello', 'hello_id')],
465
 
                         this.conflicts())
466
 
        self.build_tree_contents([('this/hello', '=======')])
467
 
        this.auto_resolve()
468
 
        self.assertEqual([conflicts.TextConflict('hello', 'hello_id')],
469
 
                         this.conflicts())
470
 
        self.build_tree_contents([('this/hello', '\n>>>>>>>')])
471
 
        remaining, resolved = this.auto_resolve()
472
 
        self.assertEqual([conflicts.TextConflict('hello', 'hello_id')],
473
 
                         this.conflicts())
474
 
        self.assertEqual([], resolved)
475
 
        self.build_tree_contents([('this/hello', 'hELLO wORLD')])
476
 
        remaining, resolved = this.auto_resolve()
477
 
        self.assertEqual([], this.conflicts())
478
 
        self.assertEqual([conflicts.TextConflict('hello', 'hello_id')],
479
 
                         resolved)
480
 
        self.assertPathDoesNotExist('this/hello.BASE')
481
 
 
482
 
    def test_auto_resolve_dir(self):
483
 
        tree = self.make_branch_and_tree('tree')
484
 
        self.build_tree(['tree/hello/'])
485
 
        tree.add('hello', 'hello-id')
486
 
        file_conflict = conflicts.TextConflict('file', 'hello-id')
487
 
        tree.set_conflicts(conflicts.ConflictList([file_conflict]))
488
 
        tree.auto_resolve()
489
 
 
490
 
 
491
 
class TestFindTrees(TestCaseWithTransport):
492
 
 
493
 
    def test_find_trees(self):
494
 
        self.make_branch_and_tree('foo')
495
 
        self.make_branch_and_tree('foo/bar')
496
 
        # Sticking a tree inside a control dir is heinous, so let's skip it
497
 
        self.make_branch_and_tree('foo/.bzr/baz')
498
 
        self.make_branch('qux')
499
 
        trees = workingtree.WorkingTree.find_trees('.')
500
 
        self.assertEqual(2, len(list(trees)))