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  • Committer: Canonical.com Patch Queue Manager
  • Date: 2010-09-15 22:33:23 UTC
  • mfrom: (5410.1.3 bzr)
  • Revision ID: pqm@pqm.ubuntu.com-20100915223323-wdun3rsvmw8bfu5a
(jameinel) Fix bug #638034,
 Inventory.entries() should handle the empty inventory. (Daniel Knittl-Frank)

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1
# Copyright (C) 2006-2010 Canonical Ltd
 
2
#
 
3
# This program is free software; you can redistribute it and/or modify
 
4
# it under the terms of the GNU General Public License as published by
 
5
# the Free Software Foundation; either version 2 of the License, or
 
6
# (at your option) any later version.
 
7
#
 
8
# This program is distributed in the hope that it will be useful,
 
9
# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
10
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
11
# GNU General Public License for more details.
 
12
#
 
13
# You should have received a copy of the GNU General Public License
 
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
 
16
 
 
17
"""Tests for the BzrDir facility and any format specific tests.
 
18
 
 
19
For interface contract tests, see tests/per_bzr_dir.
 
20
"""
 
21
 
 
22
import os
 
23
import subprocess
 
24
import sys
 
25
 
 
26
from bzrlib import (
 
27
    branch,
 
28
    bzrdir,
 
29
    controldir,
 
30
    errors,
 
31
    help_topics,
 
32
    repository,
 
33
    osutils,
 
34
    remote,
 
35
    urlutils,
 
36
    win32utils,
 
37
    workingtree,
 
38
    )
 
39
import bzrlib.branch
 
40
from bzrlib.errors import (NotBranchError,
 
41
                           NoColocatedBranchSupport,
 
42
                           UnknownFormatError,
 
43
                           UnsupportedFormatError,
 
44
                           )
 
45
from bzrlib.tests import (
 
46
    TestCase,
 
47
    TestCaseWithMemoryTransport,
 
48
    TestCaseWithTransport,
 
49
    TestSkipped,
 
50
    )
 
51
from bzrlib.tests import(
 
52
    http_server,
 
53
    http_utils,
 
54
    )
 
55
from bzrlib.tests.test_http import TestWithTransport_pycurl
 
56
from bzrlib.transport import (
 
57
    get_transport,
 
58
    memory,
 
59
    pathfilter,
 
60
    )
 
61
from bzrlib.transport.http._urllib import HttpTransport_urllib
 
62
from bzrlib.transport.nosmart import NoSmartTransportDecorator
 
63
from bzrlib.transport.readonly import ReadonlyTransportDecorator
 
64
from bzrlib.repofmt import knitrepo, weaverepo, pack_repo
 
65
 
 
66
 
 
67
class TestDefaultFormat(TestCase):
 
68
 
 
69
    def test_get_set_default_format(self):
 
70
        old_format = bzrdir.BzrDirFormat.get_default_format()
 
71
        # default is BzrDirFormat6
 
72
        self.failUnless(isinstance(old_format, bzrdir.BzrDirMetaFormat1))
 
73
        controldir.ControlDirFormat._set_default_format(SampleBzrDirFormat())
 
74
        # creating a bzr dir should now create an instrumented dir.
 
75
        try:
 
76
            result = bzrdir.BzrDir.create('memory:///')
 
77
            self.failUnless(isinstance(result, SampleBzrDir))
 
78
        finally:
 
79
            controldir.ControlDirFormat._set_default_format(old_format)
 
80
        self.assertEqual(old_format, bzrdir.BzrDirFormat.get_default_format())
 
81
 
 
82
 
 
83
class TestFormatRegistry(TestCase):
 
84
 
 
85
    def make_format_registry(self):
 
86
        my_format_registry = controldir.ControlDirFormatRegistry()
 
87
        my_format_registry.register('weave', bzrdir.BzrDirFormat6,
 
88
            'Pre-0.8 format.  Slower and does not support checkouts or shared'
 
89
            ' repositories', deprecated=True)
 
90
        my_format_registry.register_lazy('lazy', 'bzrlib.bzrdir',
 
91
            'BzrDirFormat6', 'Format registered lazily', deprecated=True)
 
92
        bzrdir.register_metadir(my_format_registry, 'knit',
 
93
            'bzrlib.repofmt.knitrepo.RepositoryFormatKnit1',
 
94
            'Format using knits',
 
95
            )
 
96
        my_format_registry.set_default('knit')
 
97
        bzrdir.register_metadir(my_format_registry,
 
98
            'branch6',
 
99
            'bzrlib.repofmt.knitrepo.RepositoryFormatKnit3',
 
100
            'Experimental successor to knit.  Use at your own risk.',
 
101
            branch_format='bzrlib.branch.BzrBranchFormat6',
 
102
            experimental=True)
 
103
        bzrdir.register_metadir(my_format_registry,
 
104
            'hidden format',
 
105
            'bzrlib.repofmt.knitrepo.RepositoryFormatKnit3',
 
106
            'Experimental successor to knit.  Use at your own risk.',
 
107
            branch_format='bzrlib.branch.BzrBranchFormat6', hidden=True)
 
108
        my_format_registry.register('hiddenweave', bzrdir.BzrDirFormat6,
 
109
            'Pre-0.8 format.  Slower and does not support checkouts or shared'
 
110
            ' repositories', hidden=True)
 
111
        my_format_registry.register_lazy('hiddenlazy', 'bzrlib.bzrdir',
 
112
            'BzrDirFormat6', 'Format registered lazily', deprecated=True,
 
113
            hidden=True)
 
114
        return my_format_registry
 
115
 
 
116
    def test_format_registry(self):
 
117
        my_format_registry = self.make_format_registry()
 
118
        my_bzrdir = my_format_registry.make_bzrdir('lazy')
 
119
        self.assertIsInstance(my_bzrdir, bzrdir.BzrDirFormat6)
 
120
        my_bzrdir = my_format_registry.make_bzrdir('weave')
 
121
        self.assertIsInstance(my_bzrdir, bzrdir.BzrDirFormat6)
 
122
        my_bzrdir = my_format_registry.make_bzrdir('default')
 
123
        self.assertIsInstance(my_bzrdir.repository_format,
 
124
            knitrepo.RepositoryFormatKnit1)
 
125
        my_bzrdir = my_format_registry.make_bzrdir('knit')
 
126
        self.assertIsInstance(my_bzrdir.repository_format,
 
127
            knitrepo.RepositoryFormatKnit1)
 
128
        my_bzrdir = my_format_registry.make_bzrdir('branch6')
 
129
        self.assertIsInstance(my_bzrdir.get_branch_format(),
 
130
                              bzrlib.branch.BzrBranchFormat6)
 
131
 
 
132
    def test_get_help(self):
 
133
        my_format_registry = self.make_format_registry()
 
134
        self.assertEqual('Format registered lazily',
 
135
                         my_format_registry.get_help('lazy'))
 
136
        self.assertEqual('Format using knits',
 
137
                         my_format_registry.get_help('knit'))
 
138
        self.assertEqual('Format using knits',
 
139
                         my_format_registry.get_help('default'))
 
140
        self.assertEqual('Pre-0.8 format.  Slower and does not support'
 
141
                         ' checkouts or shared repositories',
 
142
                         my_format_registry.get_help('weave'))
 
143
 
 
144
    def test_help_topic(self):
 
145
        topics = help_topics.HelpTopicRegistry()
 
146
        registry = self.make_format_registry()
 
147
        topics.register('current-formats', registry.help_topic,
 
148
                        'Current formats')
 
149
        topics.register('other-formats', registry.help_topic,
 
150
                        'Other formats')
 
151
        new = topics.get_detail('current-formats')
 
152
        rest = topics.get_detail('other-formats')
 
153
        experimental, deprecated = rest.split('Deprecated formats')
 
154
        self.assertContainsRe(new, 'formats-help')
 
155
        self.assertContainsRe(new,
 
156
                ':knit:\n    \(native\) \(default\) Format using knits\n')
 
157
        self.assertContainsRe(experimental,
 
158
                ':branch6:\n    \(native\) Experimental successor to knit')
 
159
        self.assertContainsRe(deprecated,
 
160
                ':lazy:\n    \(native\) Format registered lazily\n')
 
161
        self.assertNotContainsRe(new, 'hidden')
 
162
 
 
163
    def test_set_default_repository(self):
 
164
        default_factory = bzrdir.format_registry.get('default')
 
165
        old_default = [k for k, v in bzrdir.format_registry.iteritems()
 
166
                       if v == default_factory and k != 'default'][0]
 
167
        bzrdir.format_registry.set_default_repository('dirstate-with-subtree')
 
168
        try:
 
169
            self.assertIs(bzrdir.format_registry.get('dirstate-with-subtree'),
 
170
                          bzrdir.format_registry.get('default'))
 
171
            self.assertIs(
 
172
                repository.RepositoryFormat.get_default_format().__class__,
 
173
                knitrepo.RepositoryFormatKnit3)
 
174
        finally:
 
175
            bzrdir.format_registry.set_default_repository(old_default)
 
176
 
 
177
    def test_aliases(self):
 
178
        a_registry = controldir.ControlDirFormatRegistry()
 
179
        a_registry.register('weave', bzrdir.BzrDirFormat6,
 
180
            'Pre-0.8 format.  Slower and does not support checkouts or shared'
 
181
            ' repositories', deprecated=True)
 
182
        a_registry.register('weavealias', bzrdir.BzrDirFormat6,
 
183
            'Pre-0.8 format.  Slower and does not support checkouts or shared'
 
184
            ' repositories', deprecated=True, alias=True)
 
185
        self.assertEqual(frozenset(['weavealias']), a_registry.aliases())
 
186
 
 
187
 
 
188
class SampleBranch(bzrlib.branch.Branch):
 
189
    """A dummy branch for guess what, dummy use."""
 
190
 
 
191
    def __init__(self, dir):
 
192
        self.bzrdir = dir
 
193
 
 
194
 
 
195
class SampleRepository(bzrlib.repository.Repository):
 
196
    """A dummy repo."""
 
197
 
 
198
    def __init__(self, dir):
 
199
        self.bzrdir = dir
 
200
 
 
201
 
 
202
class SampleBzrDir(bzrdir.BzrDir):
 
203
    """A sample BzrDir implementation to allow testing static methods."""
 
204
 
 
205
    def create_repository(self, shared=False):
 
206
        """See BzrDir.create_repository."""
 
207
        return "A repository"
 
208
 
 
209
    def open_repository(self):
 
210
        """See BzrDir.open_repository."""
 
211
        return SampleRepository(self)
 
212
 
 
213
    def create_branch(self, name=None):
 
214
        """See BzrDir.create_branch."""
 
215
        if name is not None:
 
216
            raise NoColocatedBranchSupport(self)
 
217
        return SampleBranch(self)
 
218
 
 
219
    def create_workingtree(self):
 
220
        """See BzrDir.create_workingtree."""
 
221
        return "A tree"
 
222
 
 
223
 
 
224
class SampleBzrDirFormat(bzrdir.BzrDirFormat):
 
225
    """A sample format
 
226
 
 
227
    this format is initializable, unsupported to aid in testing the
 
228
    open and open_downlevel routines.
 
229
    """
 
230
 
 
231
    def get_format_string(self):
 
232
        """See BzrDirFormat.get_format_string()."""
 
233
        return "Sample .bzr dir format."
 
234
 
 
235
    def initialize_on_transport(self, t):
 
236
        """Create a bzr dir."""
 
237
        t.mkdir('.bzr')
 
238
        t.put_bytes('.bzr/branch-format', self.get_format_string())
 
239
        return SampleBzrDir(t, self)
 
240
 
 
241
    def is_supported(self):
 
242
        return False
 
243
 
 
244
    def open(self, transport, _found=None):
 
245
        return "opened branch."
 
246
 
 
247
 
 
248
class TestBzrDirFormat(TestCaseWithTransport):
 
249
    """Tests for the BzrDirFormat facility."""
 
250
 
 
251
    def test_find_format(self):
 
252
        # is the right format object found for a branch?
 
253
        # create a branch with a few known format objects.
 
254
        # this is not quite the same as
 
255
        t = get_transport(self.get_url())
 
256
        self.build_tree(["foo/", "bar/"], transport=t)
 
257
        def check_format(format, url):
 
258
            format.initialize(url)
 
259
            t = get_transport(url)
 
260
            found_format = bzrdir.BzrDirFormat.find_format(t)
 
261
            self.failUnless(isinstance(found_format, format.__class__))
 
262
        check_format(bzrdir.BzrDirFormat5(), "foo")
 
263
        check_format(bzrdir.BzrDirFormat6(), "bar")
 
264
 
 
265
    def test_find_format_nothing_there(self):
 
266
        self.assertRaises(NotBranchError,
 
267
                          bzrdir.BzrDirFormat.find_format,
 
268
                          get_transport('.'))
 
269
 
 
270
    def test_find_format_unknown_format(self):
 
271
        t = get_transport(self.get_url())
 
272
        t.mkdir('.bzr')
 
273
        t.put_bytes('.bzr/branch-format', '')
 
274
        self.assertRaises(UnknownFormatError,
 
275
                          bzrdir.BzrDirFormat.find_format,
 
276
                          get_transport('.'))
 
277
 
 
278
    def test_register_unregister_format(self):
 
279
        format = SampleBzrDirFormat()
 
280
        url = self.get_url()
 
281
        # make a bzrdir
 
282
        format.initialize(url)
 
283
        # register a format for it.
 
284
        bzrdir.BzrDirFormat.register_format(format)
 
285
        # which bzrdir.Open will refuse (not supported)
 
286
        self.assertRaises(UnsupportedFormatError, bzrdir.BzrDir.open, url)
 
287
        # which bzrdir.open_containing will refuse (not supported)
 
288
        self.assertRaises(UnsupportedFormatError, bzrdir.BzrDir.open_containing, url)
 
289
        # but open_downlevel will work
 
290
        t = get_transport(url)
 
291
        self.assertEqual(format.open(t), bzrdir.BzrDir.open_unsupported(url))
 
292
        # unregister the format
 
293
        bzrdir.BzrDirFormat.unregister_format(format)
 
294
        # now open_downlevel should fail too.
 
295
        self.assertRaises(UnknownFormatError, bzrdir.BzrDir.open_unsupported, url)
 
296
 
 
297
    def test_create_branch_and_repo_uses_default(self):
 
298
        format = SampleBzrDirFormat()
 
299
        branch = bzrdir.BzrDir.create_branch_and_repo(self.get_url(),
 
300
                                                      format=format)
 
301
        self.assertTrue(isinstance(branch, SampleBranch))
 
302
 
 
303
    def test_create_branch_and_repo_under_shared(self):
 
304
        # creating a branch and repo in a shared repo uses the
 
305
        # shared repository
 
306
        format = bzrdir.format_registry.make_bzrdir('knit')
 
307
        self.make_repository('.', shared=True, format=format)
 
308
        branch = bzrdir.BzrDir.create_branch_and_repo(
 
309
            self.get_url('child'), format=format)
 
310
        self.assertRaises(errors.NoRepositoryPresent,
 
311
                          branch.bzrdir.open_repository)
 
312
 
 
313
    def test_create_branch_and_repo_under_shared_force_new(self):
 
314
        # creating a branch and repo in a shared repo can be forced to
 
315
        # make a new repo
 
316
        format = bzrdir.format_registry.make_bzrdir('knit')
 
317
        self.make_repository('.', shared=True, format=format)
 
318
        branch = bzrdir.BzrDir.create_branch_and_repo(self.get_url('child'),
 
319
                                                      force_new_repo=True,
 
320
                                                      format=format)
 
321
        branch.bzrdir.open_repository()
 
322
 
 
323
    def test_create_standalone_working_tree(self):
 
324
        format = SampleBzrDirFormat()
 
325
        # note this is deliberately readonly, as this failure should
 
326
        # occur before any writes.
 
327
        self.assertRaises(errors.NotLocalUrl,
 
328
                          bzrdir.BzrDir.create_standalone_workingtree,
 
329
                          self.get_readonly_url(), format=format)
 
330
        tree = bzrdir.BzrDir.create_standalone_workingtree('.',
 
331
                                                           format=format)
 
332
        self.assertEqual('A tree', tree)
 
333
 
 
334
    def test_create_standalone_working_tree_under_shared_repo(self):
 
335
        # create standalone working tree always makes a repo.
 
336
        format = bzrdir.format_registry.make_bzrdir('knit')
 
337
        self.make_repository('.', shared=True, format=format)
 
338
        # note this is deliberately readonly, as this failure should
 
339
        # occur before any writes.
 
340
        self.assertRaises(errors.NotLocalUrl,
 
341
                          bzrdir.BzrDir.create_standalone_workingtree,
 
342
                          self.get_readonly_url('child'), format=format)
 
343
        tree = bzrdir.BzrDir.create_standalone_workingtree('child',
 
344
            format=format)
 
345
        tree.bzrdir.open_repository()
 
346
 
 
347
    def test_create_branch_convenience(self):
 
348
        # outside a repo the default convenience output is a repo+branch_tree
 
349
        format = bzrdir.format_registry.make_bzrdir('knit')
 
350
        branch = bzrdir.BzrDir.create_branch_convenience('.', format=format)
 
351
        branch.bzrdir.open_workingtree()
 
352
        branch.bzrdir.open_repository()
 
353
 
 
354
    def test_create_branch_convenience_possible_transports(self):
 
355
        """Check that the optional 'possible_transports' is recognized"""
 
356
        format = bzrdir.format_registry.make_bzrdir('knit')
 
357
        t = self.get_transport()
 
358
        branch = bzrdir.BzrDir.create_branch_convenience(
 
359
            '.', format=format, possible_transports=[t])
 
360
        branch.bzrdir.open_workingtree()
 
361
        branch.bzrdir.open_repository()
 
362
 
 
363
    def test_create_branch_convenience_root(self):
 
364
        """Creating a branch at the root of a fs should work."""
 
365
        self.vfs_transport_factory = memory.MemoryServer
 
366
        # outside a repo the default convenience output is a repo+branch_tree
 
367
        format = bzrdir.format_registry.make_bzrdir('knit')
 
368
        branch = bzrdir.BzrDir.create_branch_convenience(self.get_url(),
 
369
                                                         format=format)
 
370
        self.assertRaises(errors.NoWorkingTree,
 
371
                          branch.bzrdir.open_workingtree)
 
372
        branch.bzrdir.open_repository()
 
373
 
 
374
    def test_create_branch_convenience_under_shared_repo(self):
 
375
        # inside a repo the default convenience output is a branch+ follow the
 
376
        # repo tree policy
 
377
        format = bzrdir.format_registry.make_bzrdir('knit')
 
378
        self.make_repository('.', shared=True, format=format)
 
379
        branch = bzrdir.BzrDir.create_branch_convenience('child',
 
380
            format=format)
 
381
        branch.bzrdir.open_workingtree()
 
382
        self.assertRaises(errors.NoRepositoryPresent,
 
383
                          branch.bzrdir.open_repository)
 
384
 
 
385
    def test_create_branch_convenience_under_shared_repo_force_no_tree(self):
 
386
        # inside a repo the default convenience output is a branch+ follow the
 
387
        # repo tree policy but we can override that
 
388
        format = bzrdir.format_registry.make_bzrdir('knit')
 
389
        self.make_repository('.', shared=True, format=format)
 
390
        branch = bzrdir.BzrDir.create_branch_convenience('child',
 
391
            force_new_tree=False, format=format)
 
392
        self.assertRaises(errors.NoWorkingTree,
 
393
                          branch.bzrdir.open_workingtree)
 
394
        self.assertRaises(errors.NoRepositoryPresent,
 
395
                          branch.bzrdir.open_repository)
 
396
 
 
397
    def test_create_branch_convenience_under_shared_repo_no_tree_policy(self):
 
398
        # inside a repo the default convenience output is a branch+ follow the
 
399
        # repo tree policy
 
400
        format = bzrdir.format_registry.make_bzrdir('knit')
 
401
        repo = self.make_repository('.', shared=True, format=format)
 
402
        repo.set_make_working_trees(False)
 
403
        branch = bzrdir.BzrDir.create_branch_convenience('child',
 
404
                                                         format=format)
 
405
        self.assertRaises(errors.NoWorkingTree,
 
406
                          branch.bzrdir.open_workingtree)
 
407
        self.assertRaises(errors.NoRepositoryPresent,
 
408
                          branch.bzrdir.open_repository)
 
409
 
 
410
    def test_create_branch_convenience_under_shared_repo_no_tree_policy_force_tree(self):
 
411
        # inside a repo the default convenience output is a branch+ follow the
 
412
        # repo tree policy but we can override that
 
413
        format = bzrdir.format_registry.make_bzrdir('knit')
 
414
        repo = self.make_repository('.', shared=True, format=format)
 
415
        repo.set_make_working_trees(False)
 
416
        branch = bzrdir.BzrDir.create_branch_convenience('child',
 
417
            force_new_tree=True, format=format)
 
418
        branch.bzrdir.open_workingtree()
 
419
        self.assertRaises(errors.NoRepositoryPresent,
 
420
                          branch.bzrdir.open_repository)
 
421
 
 
422
    def test_create_branch_convenience_under_shared_repo_force_new_repo(self):
 
423
        # inside a repo the default convenience output is overridable to give
 
424
        # repo+branch+tree
 
425
        format = bzrdir.format_registry.make_bzrdir('knit')
 
426
        self.make_repository('.', shared=True, format=format)
 
427
        branch = bzrdir.BzrDir.create_branch_convenience('child',
 
428
            force_new_repo=True, format=format)
 
429
        branch.bzrdir.open_repository()
 
430
        branch.bzrdir.open_workingtree()
 
431
 
 
432
 
 
433
class TestRepositoryAcquisitionPolicy(TestCaseWithTransport):
 
434
 
 
435
    def test_acquire_repository_standalone(self):
 
436
        """The default acquisition policy should create a standalone branch."""
 
437
        my_bzrdir = self.make_bzrdir('.')
 
438
        repo_policy = my_bzrdir.determine_repository_policy()
 
439
        repo, is_new = repo_policy.acquire_repository()
 
440
        self.assertEqual(repo.bzrdir.root_transport.base,
 
441
                         my_bzrdir.root_transport.base)
 
442
        self.assertFalse(repo.is_shared())
 
443
 
 
444
    def test_determine_stacking_policy(self):
 
445
        parent_bzrdir = self.make_bzrdir('.')
 
446
        child_bzrdir = self.make_bzrdir('child')
 
447
        parent_bzrdir.get_config().set_default_stack_on('http://example.org')
 
448
        repo_policy = child_bzrdir.determine_repository_policy()
 
449
        self.assertEqual('http://example.org', repo_policy._stack_on)
 
450
 
 
451
    def test_determine_stacking_policy_relative(self):
 
452
        parent_bzrdir = self.make_bzrdir('.')
 
453
        child_bzrdir = self.make_bzrdir('child')
 
454
        parent_bzrdir.get_config().set_default_stack_on('child2')
 
455
        repo_policy = child_bzrdir.determine_repository_policy()
 
456
        self.assertEqual('child2', repo_policy._stack_on)
 
457
        self.assertEqual(parent_bzrdir.root_transport.base,
 
458
                         repo_policy._stack_on_pwd)
 
459
 
 
460
    def prepare_default_stacking(self, child_format='1.6'):
 
461
        parent_bzrdir = self.make_bzrdir('.')
 
462
        child_branch = self.make_branch('child', format=child_format)
 
463
        parent_bzrdir.get_config().set_default_stack_on(child_branch.base)
 
464
        new_child_transport = parent_bzrdir.transport.clone('child2')
 
465
        return child_branch, new_child_transport
 
466
 
 
467
    def test_clone_on_transport_obeys_stacking_policy(self):
 
468
        child_branch, new_child_transport = self.prepare_default_stacking()
 
469
        new_child = child_branch.bzrdir.clone_on_transport(new_child_transport)
 
470
        self.assertEqual(child_branch.base,
 
471
                         new_child.open_branch().get_stacked_on_url())
 
472
 
 
473
    def test_default_stacking_with_stackable_branch_unstackable_repo(self):
 
474
        # Make stackable source branch with an unstackable repo format.
 
475
        source_bzrdir = self.make_bzrdir('source')
 
476
        pack_repo.RepositoryFormatKnitPack1().initialize(source_bzrdir)
 
477
        source_branch = bzrlib.branch.BzrBranchFormat7().initialize(
 
478
            source_bzrdir)
 
479
        # Make a directory with a default stacking policy
 
480
        parent_bzrdir = self.make_bzrdir('parent')
 
481
        stacked_on = self.make_branch('parent/stacked-on', format='pack-0.92')
 
482
        parent_bzrdir.get_config().set_default_stack_on(stacked_on.base)
 
483
        # Clone source into directory
 
484
        target = source_bzrdir.clone(self.get_url('parent/target'))
 
485
 
 
486
    def test_sprout_obeys_stacking_policy(self):
 
487
        child_branch, new_child_transport = self.prepare_default_stacking()
 
488
        new_child = child_branch.bzrdir.sprout(new_child_transport.base)
 
489
        self.assertEqual(child_branch.base,
 
490
                         new_child.open_branch().get_stacked_on_url())
 
491
 
 
492
    def test_clone_ignores_policy_for_unsupported_formats(self):
 
493
        child_branch, new_child_transport = self.prepare_default_stacking(
 
494
            child_format='pack-0.92')
 
495
        new_child = child_branch.bzrdir.clone_on_transport(new_child_transport)
 
496
        self.assertRaises(errors.UnstackableBranchFormat,
 
497
                          new_child.open_branch().get_stacked_on_url)
 
498
 
 
499
    def test_sprout_ignores_policy_for_unsupported_formats(self):
 
500
        child_branch, new_child_transport = self.prepare_default_stacking(
 
501
            child_format='pack-0.92')
 
502
        new_child = child_branch.bzrdir.sprout(new_child_transport.base)
 
503
        self.assertRaises(errors.UnstackableBranchFormat,
 
504
                          new_child.open_branch().get_stacked_on_url)
 
505
 
 
506
    def test_sprout_upgrades_format_if_stacked_specified(self):
 
507
        child_branch, new_child_transport = self.prepare_default_stacking(
 
508
            child_format='pack-0.92')
 
509
        new_child = child_branch.bzrdir.sprout(new_child_transport.base,
 
510
                                               stacked=True)
 
511
        self.assertEqual(child_branch.bzrdir.root_transport.base,
 
512
                         new_child.open_branch().get_stacked_on_url())
 
513
        repo = new_child.open_repository()
 
514
        self.assertTrue(repo._format.supports_external_lookups)
 
515
        self.assertFalse(repo.supports_rich_root())
 
516
 
 
517
    def test_clone_on_transport_upgrades_format_if_stacked_on_specified(self):
 
518
        child_branch, new_child_transport = self.prepare_default_stacking(
 
519
            child_format='pack-0.92')
 
520
        new_child = child_branch.bzrdir.clone_on_transport(new_child_transport,
 
521
            stacked_on=child_branch.bzrdir.root_transport.base)
 
522
        self.assertEqual(child_branch.bzrdir.root_transport.base,
 
523
                         new_child.open_branch().get_stacked_on_url())
 
524
        repo = new_child.open_repository()
 
525
        self.assertTrue(repo._format.supports_external_lookups)
 
526
        self.assertFalse(repo.supports_rich_root())
 
527
 
 
528
    def test_sprout_upgrades_to_rich_root_format_if_needed(self):
 
529
        child_branch, new_child_transport = self.prepare_default_stacking(
 
530
            child_format='rich-root-pack')
 
531
        new_child = child_branch.bzrdir.sprout(new_child_transport.base,
 
532
                                               stacked=True)
 
533
        repo = new_child.open_repository()
 
534
        self.assertTrue(repo._format.supports_external_lookups)
 
535
        self.assertTrue(repo.supports_rich_root())
 
536
 
 
537
    def test_add_fallback_repo_handles_absolute_urls(self):
 
538
        stack_on = self.make_branch('stack_on', format='1.6')
 
539
        repo = self.make_repository('repo', format='1.6')
 
540
        policy = bzrdir.UseExistingRepository(repo, stack_on.base)
 
541
        policy._add_fallback(repo)
 
542
 
 
543
    def test_add_fallback_repo_handles_relative_urls(self):
 
544
        stack_on = self.make_branch('stack_on', format='1.6')
 
545
        repo = self.make_repository('repo', format='1.6')
 
546
        policy = bzrdir.UseExistingRepository(repo, '.', stack_on.base)
 
547
        policy._add_fallback(repo)
 
548
 
 
549
    def test_configure_relative_branch_stacking_url(self):
 
550
        stack_on = self.make_branch('stack_on', format='1.6')
 
551
        stacked = self.make_branch('stack_on/stacked', format='1.6')
 
552
        policy = bzrdir.UseExistingRepository(stacked.repository,
 
553
            '.', stack_on.base)
 
554
        policy.configure_branch(stacked)
 
555
        self.assertEqual('..', stacked.get_stacked_on_url())
 
556
 
 
557
    def test_relative_branch_stacking_to_absolute(self):
 
558
        stack_on = self.make_branch('stack_on', format='1.6')
 
559
        stacked = self.make_branch('stack_on/stacked', format='1.6')
 
560
        policy = bzrdir.UseExistingRepository(stacked.repository,
 
561
            '.', self.get_readonly_url('stack_on'))
 
562
        policy.configure_branch(stacked)
 
563
        self.assertEqual(self.get_readonly_url('stack_on'),
 
564
                         stacked.get_stacked_on_url())
 
565
 
 
566
 
 
567
class ChrootedTests(TestCaseWithTransport):
 
568
    """A support class that provides readonly urls outside the local namespace.
 
569
 
 
570
    This is done by checking if self.transport_server is a MemoryServer. if it
 
571
    is then we are chrooted already, if it is not then an HttpServer is used
 
572
    for readonly urls.
 
573
    """
 
574
 
 
575
    def setUp(self):
 
576
        super(ChrootedTests, self).setUp()
 
577
        if not self.vfs_transport_factory == memory.MemoryServer:
 
578
            self.transport_readonly_server = http_server.HttpServer
 
579
 
 
580
    def local_branch_path(self, branch):
 
581
         return os.path.realpath(urlutils.local_path_from_url(branch.base))
 
582
 
 
583
    def test_open_containing(self):
 
584
        self.assertRaises(NotBranchError, bzrdir.BzrDir.open_containing,
 
585
                          self.get_readonly_url(''))
 
586
        self.assertRaises(NotBranchError, bzrdir.BzrDir.open_containing,
 
587
                          self.get_readonly_url('g/p/q'))
 
588
        control = bzrdir.BzrDir.create(self.get_url())
 
589
        branch, relpath = bzrdir.BzrDir.open_containing(self.get_readonly_url(''))
 
590
        self.assertEqual('', relpath)
 
591
        branch, relpath = bzrdir.BzrDir.open_containing(self.get_readonly_url('g/p/q'))
 
592
        self.assertEqual('g/p/q', relpath)
 
593
 
 
594
    def test_open_containing_tree_branch_or_repository_empty(self):
 
595
        self.assertRaises(errors.NotBranchError,
 
596
            bzrdir.BzrDir.open_containing_tree_branch_or_repository,
 
597
            self.get_readonly_url(''))
 
598
 
 
599
    def test_open_containing_tree_branch_or_repository_all(self):
 
600
        self.make_branch_and_tree('topdir')
 
601
        tree, branch, repo, relpath = \
 
602
            bzrdir.BzrDir.open_containing_tree_branch_or_repository(
 
603
                'topdir/foo')
 
604
        self.assertEqual(os.path.realpath('topdir'),
 
605
                         os.path.realpath(tree.basedir))
 
606
        self.assertEqual(os.path.realpath('topdir'),
 
607
                         self.local_branch_path(branch))
 
608
        self.assertEqual(
 
609
            osutils.realpath(os.path.join('topdir', '.bzr', 'repository')),
 
610
            repo.bzrdir.transport.local_abspath('repository'))
 
611
        self.assertEqual(relpath, 'foo')
 
612
 
 
613
    def test_open_containing_tree_branch_or_repository_no_tree(self):
 
614
        self.make_branch('branch')
 
615
        tree, branch, repo, relpath = \
 
616
            bzrdir.BzrDir.open_containing_tree_branch_or_repository(
 
617
                'branch/foo')
 
618
        self.assertEqual(tree, None)
 
619
        self.assertEqual(os.path.realpath('branch'),
 
620
                         self.local_branch_path(branch))
 
621
        self.assertEqual(
 
622
            osutils.realpath(os.path.join('branch', '.bzr', 'repository')),
 
623
            repo.bzrdir.transport.local_abspath('repository'))
 
624
        self.assertEqual(relpath, 'foo')
 
625
 
 
626
    def test_open_containing_tree_branch_or_repository_repo(self):
 
627
        self.make_repository('repo')
 
628
        tree, branch, repo, relpath = \
 
629
            bzrdir.BzrDir.open_containing_tree_branch_or_repository(
 
630
                'repo')
 
631
        self.assertEqual(tree, None)
 
632
        self.assertEqual(branch, None)
 
633
        self.assertEqual(
 
634
            osutils.realpath(os.path.join('repo', '.bzr', 'repository')),
 
635
            repo.bzrdir.transport.local_abspath('repository'))
 
636
        self.assertEqual(relpath, '')
 
637
 
 
638
    def test_open_containing_tree_branch_or_repository_shared_repo(self):
 
639
        self.make_repository('shared', shared=True)
 
640
        bzrdir.BzrDir.create_branch_convenience('shared/branch',
 
641
                                                force_new_tree=False)
 
642
        tree, branch, repo, relpath = \
 
643
            bzrdir.BzrDir.open_containing_tree_branch_or_repository(
 
644
                'shared/branch')
 
645
        self.assertEqual(tree, None)
 
646
        self.assertEqual(os.path.realpath('shared/branch'),
 
647
                         self.local_branch_path(branch))
 
648
        self.assertEqual(
 
649
            osutils.realpath(os.path.join('shared', '.bzr', 'repository')),
 
650
            repo.bzrdir.transport.local_abspath('repository'))
 
651
        self.assertEqual(relpath, '')
 
652
 
 
653
    def test_open_containing_tree_branch_or_repository_branch_subdir(self):
 
654
        self.make_branch_and_tree('foo')
 
655
        self.build_tree(['foo/bar/'])
 
656
        tree, branch, repo, relpath = \
 
657
            bzrdir.BzrDir.open_containing_tree_branch_or_repository(
 
658
                'foo/bar')
 
659
        self.assertEqual(os.path.realpath('foo'),
 
660
                         os.path.realpath(tree.basedir))
 
661
        self.assertEqual(os.path.realpath('foo'),
 
662
                         self.local_branch_path(branch))
 
663
        self.assertEqual(
 
664
            osutils.realpath(os.path.join('foo', '.bzr', 'repository')),
 
665
            repo.bzrdir.transport.local_abspath('repository'))
 
666
        self.assertEqual(relpath, 'bar')
 
667
 
 
668
    def test_open_containing_tree_branch_or_repository_repo_subdir(self):
 
669
        self.make_repository('bar')
 
670
        self.build_tree(['bar/baz/'])
 
671
        tree, branch, repo, relpath = \
 
672
            bzrdir.BzrDir.open_containing_tree_branch_or_repository(
 
673
                'bar/baz')
 
674
        self.assertEqual(tree, None)
 
675
        self.assertEqual(branch, None)
 
676
        self.assertEqual(
 
677
            osutils.realpath(os.path.join('bar', '.bzr', 'repository')),
 
678
            repo.bzrdir.transport.local_abspath('repository'))
 
679
        self.assertEqual(relpath, 'baz')
 
680
 
 
681
    def test_open_containing_from_transport(self):
 
682
        self.assertRaises(NotBranchError, bzrdir.BzrDir.open_containing_from_transport,
 
683
                          get_transport(self.get_readonly_url('')))
 
684
        self.assertRaises(NotBranchError, bzrdir.BzrDir.open_containing_from_transport,
 
685
                          get_transport(self.get_readonly_url('g/p/q')))
 
686
        control = bzrdir.BzrDir.create(self.get_url())
 
687
        branch, relpath = bzrdir.BzrDir.open_containing_from_transport(
 
688
            get_transport(self.get_readonly_url('')))
 
689
        self.assertEqual('', relpath)
 
690
        branch, relpath = bzrdir.BzrDir.open_containing_from_transport(
 
691
            get_transport(self.get_readonly_url('g/p/q')))
 
692
        self.assertEqual('g/p/q', relpath)
 
693
 
 
694
    def test_open_containing_tree_or_branch(self):
 
695
        self.make_branch_and_tree('topdir')
 
696
        tree, branch, relpath = bzrdir.BzrDir.open_containing_tree_or_branch(
 
697
            'topdir/foo')
 
698
        self.assertEqual(os.path.realpath('topdir'),
 
699
                         os.path.realpath(tree.basedir))
 
700
        self.assertEqual(os.path.realpath('topdir'),
 
701
                         self.local_branch_path(branch))
 
702
        self.assertIs(tree.bzrdir, branch.bzrdir)
 
703
        self.assertEqual('foo', relpath)
 
704
        # opening from non-local should not return the tree
 
705
        tree, branch, relpath = bzrdir.BzrDir.open_containing_tree_or_branch(
 
706
            self.get_readonly_url('topdir/foo'))
 
707
        self.assertEqual(None, tree)
 
708
        self.assertEqual('foo', relpath)
 
709
        # without a tree:
 
710
        self.make_branch('topdir/foo')
 
711
        tree, branch, relpath = bzrdir.BzrDir.open_containing_tree_or_branch(
 
712
            'topdir/foo')
 
713
        self.assertIs(tree, None)
 
714
        self.assertEqual(os.path.realpath('topdir/foo'),
 
715
                         self.local_branch_path(branch))
 
716
        self.assertEqual('', relpath)
 
717
 
 
718
    def test_open_tree_or_branch(self):
 
719
        self.make_branch_and_tree('topdir')
 
720
        tree, branch = bzrdir.BzrDir.open_tree_or_branch('topdir')
 
721
        self.assertEqual(os.path.realpath('topdir'),
 
722
                         os.path.realpath(tree.basedir))
 
723
        self.assertEqual(os.path.realpath('topdir'),
 
724
                         self.local_branch_path(branch))
 
725
        self.assertIs(tree.bzrdir, branch.bzrdir)
 
726
        # opening from non-local should not return the tree
 
727
        tree, branch = bzrdir.BzrDir.open_tree_or_branch(
 
728
            self.get_readonly_url('topdir'))
 
729
        self.assertEqual(None, tree)
 
730
        # without a tree:
 
731
        self.make_branch('topdir/foo')
 
732
        tree, branch = bzrdir.BzrDir.open_tree_or_branch('topdir/foo')
 
733
        self.assertIs(tree, None)
 
734
        self.assertEqual(os.path.realpath('topdir/foo'),
 
735
                         self.local_branch_path(branch))
 
736
 
 
737
    def test_open_from_transport(self):
 
738
        # transport pointing at bzrdir should give a bzrdir with root transport
 
739
        # set to the given transport
 
740
        control = bzrdir.BzrDir.create(self.get_url())
 
741
        transport = get_transport(self.get_url())
 
742
        opened_bzrdir = bzrdir.BzrDir.open_from_transport(transport)
 
743
        self.assertEqual(transport.base, opened_bzrdir.root_transport.base)
 
744
        self.assertIsInstance(opened_bzrdir, bzrdir.BzrDir)
 
745
 
 
746
    def test_open_from_transport_no_bzrdir(self):
 
747
        transport = get_transport(self.get_url())
 
748
        self.assertRaises(NotBranchError, bzrdir.BzrDir.open_from_transport,
 
749
                          transport)
 
750
 
 
751
    def test_open_from_transport_bzrdir_in_parent(self):
 
752
        control = bzrdir.BzrDir.create(self.get_url())
 
753
        transport = get_transport(self.get_url())
 
754
        transport.mkdir('subdir')
 
755
        transport = transport.clone('subdir')
 
756
        self.assertRaises(NotBranchError, bzrdir.BzrDir.open_from_transport,
 
757
                          transport)
 
758
 
 
759
    def test_sprout_recursive(self):
 
760
        tree = self.make_branch_and_tree('tree1',
 
761
                                         format='dirstate-with-subtree')
 
762
        sub_tree = self.make_branch_and_tree('tree1/subtree',
 
763
            format='dirstate-with-subtree')
 
764
        sub_tree.set_root_id('subtree-root')
 
765
        tree.add_reference(sub_tree)
 
766
        self.build_tree(['tree1/subtree/file'])
 
767
        sub_tree.add('file')
 
768
        tree.commit('Initial commit')
 
769
        tree2 = tree.bzrdir.sprout('tree2').open_workingtree()
 
770
        tree2.lock_read()
 
771
        self.addCleanup(tree2.unlock)
 
772
        self.failUnlessExists('tree2/subtree/file')
 
773
        self.assertEqual('tree-reference', tree2.kind('subtree-root'))
 
774
 
 
775
    def test_cloning_metadir(self):
 
776
        """Ensure that cloning metadir is suitable"""
 
777
        bzrdir = self.make_bzrdir('bzrdir')
 
778
        bzrdir.cloning_metadir()
 
779
        branch = self.make_branch('branch', format='knit')
 
780
        format = branch.bzrdir.cloning_metadir()
 
781
        self.assertIsInstance(format.workingtree_format,
 
782
            workingtree.WorkingTreeFormat3)
 
783
 
 
784
    def test_sprout_recursive_treeless(self):
 
785
        tree = self.make_branch_and_tree('tree1',
 
786
            format='dirstate-with-subtree')
 
787
        sub_tree = self.make_branch_and_tree('tree1/subtree',
 
788
            format='dirstate-with-subtree')
 
789
        tree.add_reference(sub_tree)
 
790
        self.build_tree(['tree1/subtree/file'])
 
791
        sub_tree.add('file')
 
792
        tree.commit('Initial commit')
 
793
        tree.bzrdir.destroy_workingtree()
 
794
        repo = self.make_repository('repo', shared=True,
 
795
            format='dirstate-with-subtree')
 
796
        repo.set_make_working_trees(False)
 
797
        tree.bzrdir.sprout('repo/tree2')
 
798
        self.failUnlessExists('repo/tree2/subtree')
 
799
        self.failIfExists('repo/tree2/subtree/file')
 
800
 
 
801
    def make_foo_bar_baz(self):
 
802
        foo = bzrdir.BzrDir.create_branch_convenience('foo').bzrdir
 
803
        bar = self.make_branch('foo/bar').bzrdir
 
804
        baz = self.make_branch('baz').bzrdir
 
805
        return foo, bar, baz
 
806
 
 
807
    def test_find_bzrdirs(self):
 
808
        foo, bar, baz = self.make_foo_bar_baz()
 
809
        transport = get_transport(self.get_url())
 
810
        self.assertEqualBzrdirs([baz, foo, bar],
 
811
                                bzrdir.BzrDir.find_bzrdirs(transport))
 
812
 
 
813
    def make_fake_permission_denied_transport(self, transport, paths):
 
814
        """Create a transport that raises PermissionDenied for some paths."""
 
815
        def filter(path):
 
816
            if path in paths:
 
817
                raise errors.PermissionDenied(path)
 
818
            return path
 
819
        path_filter_server = pathfilter.PathFilteringServer(transport, filter)
 
820
        path_filter_server.start_server()
 
821
        self.addCleanup(path_filter_server.stop_server)
 
822
        path_filter_transport = pathfilter.PathFilteringTransport(
 
823
            path_filter_server, '.')
 
824
        return (path_filter_server, path_filter_transport)
 
825
 
 
826
    def assertBranchUrlsEndWith(self, expect_url_suffix, actual_bzrdirs):
 
827
        """Check that each branch url ends with the given suffix."""
 
828
        for actual_bzrdir in actual_bzrdirs:
 
829
            self.assertEndsWith(actual_bzrdir.user_url, expect_url_suffix)
 
830
 
 
831
    def test_find_bzrdirs_permission_denied(self):
 
832
        foo, bar, baz = self.make_foo_bar_baz()
 
833
        transport = get_transport(self.get_url())
 
834
        path_filter_server, path_filter_transport = \
 
835
            self.make_fake_permission_denied_transport(transport, ['foo'])
 
836
        # local transport
 
837
        self.assertBranchUrlsEndWith('/baz/',
 
838
            bzrdir.BzrDir.find_bzrdirs(path_filter_transport))
 
839
        # smart server
 
840
        smart_transport = self.make_smart_server('.',
 
841
            backing_server=path_filter_server)
 
842
        self.assertBranchUrlsEndWith('/baz/',
 
843
            bzrdir.BzrDir.find_bzrdirs(smart_transport))
 
844
 
 
845
    def test_find_bzrdirs_list_current(self):
 
846
        def list_current(transport):
 
847
            return [s for s in transport.list_dir('') if s != 'baz']
 
848
 
 
849
        foo, bar, baz = self.make_foo_bar_baz()
 
850
        transport = get_transport(self.get_url())
 
851
        self.assertEqualBzrdirs([foo, bar],
 
852
                                bzrdir.BzrDir.find_bzrdirs(transport,
 
853
                                    list_current=list_current))
 
854
 
 
855
    def test_find_bzrdirs_evaluate(self):
 
856
        def evaluate(bzrdir):
 
857
            try:
 
858
                repo = bzrdir.open_repository()
 
859
            except NoRepositoryPresent:
 
860
                return True, bzrdir.root_transport.base
 
861
            else:
 
862
                return False, bzrdir.root_transport.base
 
863
 
 
864
        foo, bar, baz = self.make_foo_bar_baz()
 
865
        transport = get_transport(self.get_url())
 
866
        self.assertEqual([baz.root_transport.base, foo.root_transport.base],
 
867
                         list(bzrdir.BzrDir.find_bzrdirs(transport,
 
868
                                                         evaluate=evaluate)))
 
869
 
 
870
    def assertEqualBzrdirs(self, first, second):
 
871
        first = list(first)
 
872
        second = list(second)
 
873
        self.assertEqual(len(first), len(second))
 
874
        for x, y in zip(first, second):
 
875
            self.assertEqual(x.root_transport.base, y.root_transport.base)
 
876
 
 
877
    def test_find_branches(self):
 
878
        root = self.make_repository('', shared=True)
 
879
        foo, bar, baz = self.make_foo_bar_baz()
 
880
        qux = self.make_bzrdir('foo/qux')
 
881
        transport = get_transport(self.get_url())
 
882
        branches = bzrdir.BzrDir.find_branches(transport)
 
883
        self.assertEqual(baz.root_transport.base, branches[0].base)
 
884
        self.assertEqual(foo.root_transport.base, branches[1].base)
 
885
        self.assertEqual(bar.root_transport.base, branches[2].base)
 
886
 
 
887
        # ensure this works without a top-level repo
 
888
        branches = bzrdir.BzrDir.find_branches(transport.clone('foo'))
 
889
        self.assertEqual(foo.root_transport.base, branches[0].base)
 
890
        self.assertEqual(bar.root_transport.base, branches[1].base)
 
891
 
 
892
 
 
893
class TestMissingRepoBranchesSkipped(TestCaseWithMemoryTransport):
 
894
 
 
895
    def test_find_bzrdirs_missing_repo(self):
 
896
        transport = get_transport(self.get_url())
 
897
        arepo = self.make_repository('arepo', shared=True)
 
898
        abranch_url = arepo.user_url + '/abranch'
 
899
        abranch = bzrdir.BzrDir.create(abranch_url).create_branch()
 
900
        transport.delete_tree('arepo/.bzr')
 
901
        self.assertRaises(errors.NoRepositoryPresent,
 
902
            branch.Branch.open, abranch_url)
 
903
        self.make_branch('baz')
 
904
        for actual_bzrdir in bzrdir.BzrDir.find_branches(transport):
 
905
            self.assertEndsWith(actual_bzrdir.user_url, '/baz/')
 
906
 
 
907
 
 
908
class TestMeta1DirFormat(TestCaseWithTransport):
 
909
    """Tests specific to the meta1 dir format."""
 
910
 
 
911
    def test_right_base_dirs(self):
 
912
        dir = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
 
913
        t = dir.transport
 
914
        branch_base = t.clone('branch').base
 
915
        self.assertEqual(branch_base, dir.get_branch_transport(None).base)
 
916
        self.assertEqual(branch_base,
 
917
                         dir.get_branch_transport(bzrlib.branch.BzrBranchFormat5()).base)
 
918
        repository_base = t.clone('repository').base
 
919
        self.assertEqual(repository_base, dir.get_repository_transport(None).base)
 
920
        self.assertEqual(repository_base,
 
921
                         dir.get_repository_transport(weaverepo.RepositoryFormat7()).base)
 
922
        checkout_base = t.clone('checkout').base
 
923
        self.assertEqual(checkout_base, dir.get_workingtree_transport(None).base)
 
924
        self.assertEqual(checkout_base,
 
925
                         dir.get_workingtree_transport(workingtree.WorkingTreeFormat3()).base)
 
926
 
 
927
    def test_meta1dir_uses_lockdir(self):
 
928
        """Meta1 format uses a LockDir to guard the whole directory, not a file."""
 
929
        dir = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
 
930
        t = dir.transport
 
931
        self.assertIsDirectory('branch-lock', t)
 
932
 
 
933
    def test_comparison(self):
 
934
        """Equality and inequality behave properly.
 
935
 
 
936
        Metadirs should compare equal iff they have the same repo, branch and
 
937
        tree formats.
 
938
        """
 
939
        mydir = bzrdir.format_registry.make_bzrdir('knit')
 
940
        self.assertEqual(mydir, mydir)
 
941
        self.assertFalse(mydir != mydir)
 
942
        otherdir = bzrdir.format_registry.make_bzrdir('knit')
 
943
        self.assertEqual(otherdir, mydir)
 
944
        self.assertFalse(otherdir != mydir)
 
945
        otherdir2 = bzrdir.format_registry.make_bzrdir('dirstate-with-subtree')
 
946
        self.assertNotEqual(otherdir2, mydir)
 
947
        self.assertFalse(otherdir2 == mydir)
 
948
 
 
949
    def test_needs_conversion_different_working_tree(self):
 
950
        # meta1dirs need an conversion if any element is not the default.
 
951
        new_format = bzrdir.format_registry.make_bzrdir('dirstate')
 
952
        tree = self.make_branch_and_tree('tree', format='knit')
 
953
        self.assertTrue(tree.bzrdir.needs_format_conversion(
 
954
            new_format))
 
955
 
 
956
    def test_initialize_on_format_uses_smart_transport(self):
 
957
        self.setup_smart_server_with_call_log()
 
958
        new_format = bzrdir.format_registry.make_bzrdir('dirstate')
 
959
        transport = self.get_transport('target')
 
960
        transport.ensure_base()
 
961
        self.reset_smart_call_log()
 
962
        instance = new_format.initialize_on_transport(transport)
 
963
        self.assertIsInstance(instance, remote.RemoteBzrDir)
 
964
        rpc_count = len(self.hpss_calls)
 
965
        # This figure represent the amount of work to perform this use case. It
 
966
        # is entirely ok to reduce this number if a test fails due to rpc_count
 
967
        # being too low. If rpc_count increases, more network roundtrips have
 
968
        # become necessary for this use case. Please do not adjust this number
 
969
        # upwards without agreement from bzr's network support maintainers.
 
970
        self.assertEqual(2, rpc_count)
 
971
 
 
972
 
 
973
class TestFormat5(TestCaseWithTransport):
 
974
    """Tests specific to the version 5 bzrdir format."""
 
975
 
 
976
    def test_same_lockfiles_between_tree_repo_branch(self):
 
977
        # this checks that only a single lockfiles instance is created
 
978
        # for format 5 objects
 
979
        dir = bzrdir.BzrDirFormat5().initialize(self.get_url())
 
980
        def check_dir_components_use_same_lock(dir):
 
981
            ctrl_1 = dir.open_repository().control_files
 
982
            ctrl_2 = dir.open_branch().control_files
 
983
            ctrl_3 = dir.open_workingtree()._control_files
 
984
            self.assertTrue(ctrl_1 is ctrl_2)
 
985
            self.assertTrue(ctrl_2 is ctrl_3)
 
986
        check_dir_components_use_same_lock(dir)
 
987
        # and if we open it normally.
 
988
        dir = bzrdir.BzrDir.open(self.get_url())
 
989
        check_dir_components_use_same_lock(dir)
 
990
 
 
991
    def test_can_convert(self):
 
992
        # format 5 dirs are convertable
 
993
        dir = bzrdir.BzrDirFormat5().initialize(self.get_url())
 
994
        self.assertTrue(dir.can_convert_format())
 
995
 
 
996
    def test_needs_conversion(self):
 
997
        # format 5 dirs need a conversion if they are not the default,
 
998
        # and they aren't
 
999
        dir = bzrdir.BzrDirFormat5().initialize(self.get_url())
 
1000
        # don't need to convert it to itself
 
1001
        self.assertFalse(dir.needs_format_conversion(bzrdir.BzrDirFormat5()))
 
1002
        # do need to convert it to the current default
 
1003
        self.assertTrue(dir.needs_format_conversion(
 
1004
            bzrdir.BzrDirFormat.get_default_format()))
 
1005
 
 
1006
 
 
1007
class TestFormat6(TestCaseWithTransport):
 
1008
    """Tests specific to the version 6 bzrdir format."""
 
1009
 
 
1010
    def test_same_lockfiles_between_tree_repo_branch(self):
 
1011
        # this checks that only a single lockfiles instance is created
 
1012
        # for format 6 objects
 
1013
        dir = bzrdir.BzrDirFormat6().initialize(self.get_url())
 
1014
        def check_dir_components_use_same_lock(dir):
 
1015
            ctrl_1 = dir.open_repository().control_files
 
1016
            ctrl_2 = dir.open_branch().control_files
 
1017
            ctrl_3 = dir.open_workingtree()._control_files
 
1018
            self.assertTrue(ctrl_1 is ctrl_2)
 
1019
            self.assertTrue(ctrl_2 is ctrl_3)
 
1020
        check_dir_components_use_same_lock(dir)
 
1021
        # and if we open it normally.
 
1022
        dir = bzrdir.BzrDir.open(self.get_url())
 
1023
        check_dir_components_use_same_lock(dir)
 
1024
 
 
1025
    def test_can_convert(self):
 
1026
        # format 6 dirs are convertable
 
1027
        dir = bzrdir.BzrDirFormat6().initialize(self.get_url())
 
1028
        self.assertTrue(dir.can_convert_format())
 
1029
 
 
1030
    def test_needs_conversion(self):
 
1031
        # format 6 dirs need an conversion if they are not the default.
 
1032
        dir = bzrdir.BzrDirFormat6().initialize(self.get_url())
 
1033
        self.assertTrue(dir.needs_format_conversion(
 
1034
            bzrdir.BzrDirFormat.get_default_format()))
 
1035
 
 
1036
 
 
1037
class NotBzrDir(bzrlib.bzrdir.BzrDir):
 
1038
    """A non .bzr based control directory."""
 
1039
 
 
1040
    def __init__(self, transport, format):
 
1041
        self._format = format
 
1042
        self.root_transport = transport
 
1043
        self.transport = transport.clone('.not')
 
1044
 
 
1045
 
 
1046
class NotBzrDirFormat(bzrlib.bzrdir.BzrDirFormat):
 
1047
    """A test class representing any non-.bzr based disk format."""
 
1048
 
 
1049
    def initialize_on_transport(self, transport):
 
1050
        """Initialize a new .not dir in the base directory of a Transport."""
 
1051
        transport.mkdir('.not')
 
1052
        return self.open(transport)
 
1053
 
 
1054
    def open(self, transport):
 
1055
        """Open this directory."""
 
1056
        return NotBzrDir(transport, self)
 
1057
 
 
1058
    @classmethod
 
1059
    def _known_formats(self):
 
1060
        return set([NotBzrDirFormat()])
 
1061
 
 
1062
 
 
1063
class NotBzrDirProber(controldir.Prober):
 
1064
 
 
1065
    def probe_transport(self, transport):
 
1066
        """Our format is present if the transport ends in '.not/'."""
 
1067
        if transport.has('.not'):
 
1068
            return NotBzrDirFormat()
 
1069
 
 
1070
 
 
1071
class TestNotBzrDir(TestCaseWithTransport):
 
1072
    """Tests for using the bzrdir api with a non .bzr based disk format.
 
1073
 
 
1074
    If/when one of these is in the core, we can let the implementation tests
 
1075
    verify this works.
 
1076
    """
 
1077
 
 
1078
    def test_create_and_find_format(self):
 
1079
        # create a .notbzr dir
 
1080
        format = NotBzrDirFormat()
 
1081
        dir = format.initialize(self.get_url())
 
1082
        self.assertIsInstance(dir, NotBzrDir)
 
1083
        # now probe for it.
 
1084
        controldir.ControlDirFormat.register_prober(NotBzrDirProber)
 
1085
        try:
 
1086
            found = bzrlib.bzrdir.BzrDirFormat.find_format(
 
1087
                get_transport(self.get_url()))
 
1088
            self.assertIsInstance(found, NotBzrDirFormat)
 
1089
        finally:
 
1090
            controldir.ControlDirFormat.unregister_prober(NotBzrDirProber)
 
1091
 
 
1092
    def test_included_in_known_formats(self):
 
1093
        not_format = NotBzrDirFormat()
 
1094
        bzrlib.controldir.ControlDirFormat.register_format(not_format)
 
1095
        try:
 
1096
            formats = bzrlib.bzrdir.BzrDirFormat.known_formats()
 
1097
            for format in formats:
 
1098
                if isinstance(format, NotBzrDirFormat):
 
1099
                    return
 
1100
            self.fail("No NotBzrDirFormat in %s" % formats)
 
1101
        finally:
 
1102
            bzrlib.controldir.ControlDirFormat.unregister_format(not_format)
 
1103
 
 
1104
 
 
1105
class NonLocalTests(TestCaseWithTransport):
 
1106
    """Tests for bzrdir static behaviour on non local paths."""
 
1107
 
 
1108
    def setUp(self):
 
1109
        super(NonLocalTests, self).setUp()
 
1110
        self.vfs_transport_factory = memory.MemoryServer
 
1111
 
 
1112
    def test_create_branch_convenience(self):
 
1113
        # outside a repo the default convenience output is a repo+branch_tree
 
1114
        format = bzrdir.format_registry.make_bzrdir('knit')
 
1115
        branch = bzrdir.BzrDir.create_branch_convenience(
 
1116
            self.get_url('foo'), format=format)
 
1117
        self.assertRaises(errors.NoWorkingTree,
 
1118
                          branch.bzrdir.open_workingtree)
 
1119
        branch.bzrdir.open_repository()
 
1120
 
 
1121
    def test_create_branch_convenience_force_tree_not_local_fails(self):
 
1122
        # outside a repo the default convenience output is a repo+branch_tree
 
1123
        format = bzrdir.format_registry.make_bzrdir('knit')
 
1124
        self.assertRaises(errors.NotLocalUrl,
 
1125
            bzrdir.BzrDir.create_branch_convenience,
 
1126
            self.get_url('foo'),
 
1127
            force_new_tree=True,
 
1128
            format=format)
 
1129
        t = get_transport(self.get_url('.'))
 
1130
        self.assertFalse(t.has('foo'))
 
1131
 
 
1132
    def test_clone(self):
 
1133
        # clone into a nonlocal path works
 
1134
        format = bzrdir.format_registry.make_bzrdir('knit')
 
1135
        branch = bzrdir.BzrDir.create_branch_convenience('local',
 
1136
                                                         format=format)
 
1137
        branch.bzrdir.open_workingtree()
 
1138
        result = branch.bzrdir.clone(self.get_url('remote'))
 
1139
        self.assertRaises(errors.NoWorkingTree,
 
1140
                          result.open_workingtree)
 
1141
        result.open_branch()
 
1142
        result.open_repository()
 
1143
 
 
1144
    def test_checkout_metadir(self):
 
1145
        # checkout_metadir has reasonable working tree format even when no
 
1146
        # working tree is present
 
1147
        self.make_branch('branch-knit2', format='dirstate-with-subtree')
 
1148
        my_bzrdir = bzrdir.BzrDir.open(self.get_url('branch-knit2'))
 
1149
        checkout_format = my_bzrdir.checkout_metadir()
 
1150
        self.assertIsInstance(checkout_format.workingtree_format,
 
1151
                              workingtree.WorkingTreeFormat3)
 
1152
 
 
1153
 
 
1154
class TestHTTPRedirections(object):
 
1155
    """Test redirection between two http servers.
 
1156
 
 
1157
    This MUST be used by daughter classes that also inherit from
 
1158
    TestCaseWithTwoWebservers.
 
1159
 
 
1160
    We can't inherit directly from TestCaseWithTwoWebservers or the
 
1161
    test framework will try to create an instance which cannot
 
1162
    run, its implementation being incomplete.
 
1163
    """
 
1164
 
 
1165
    def create_transport_readonly_server(self):
 
1166
        # We don't set the http protocol version, relying on the default
 
1167
        return http_utils.HTTPServerRedirecting()
 
1168
 
 
1169
    def create_transport_secondary_server(self):
 
1170
        # We don't set the http protocol version, relying on the default
 
1171
        return http_utils.HTTPServerRedirecting()
 
1172
 
 
1173
    def setUp(self):
 
1174
        super(TestHTTPRedirections, self).setUp()
 
1175
        # The redirections will point to the new server
 
1176
        self.new_server = self.get_readonly_server()
 
1177
        # The requests to the old server will be redirected
 
1178
        self.old_server = self.get_secondary_server()
 
1179
        # Configure the redirections
 
1180
        self.old_server.redirect_to(self.new_server.host, self.new_server.port)
 
1181
 
 
1182
    def test_loop(self):
 
1183
        # Both servers redirect to each other creating a loop
 
1184
        self.new_server.redirect_to(self.old_server.host, self.old_server.port)
 
1185
        # Starting from either server should loop
 
1186
        old_url = self._qualified_url(self.old_server.host,
 
1187
                                      self.old_server.port)
 
1188
        oldt = self._transport(old_url)
 
1189
        self.assertRaises(errors.NotBranchError,
 
1190
                          bzrdir.BzrDir.open_from_transport, oldt)
 
1191
        new_url = self._qualified_url(self.new_server.host,
 
1192
                                      self.new_server.port)
 
1193
        newt = self._transport(new_url)
 
1194
        self.assertRaises(errors.NotBranchError,
 
1195
                          bzrdir.BzrDir.open_from_transport, newt)
 
1196
 
 
1197
    def test_qualifier_preserved(self):
 
1198
        wt = self.make_branch_and_tree('branch')
 
1199
        old_url = self._qualified_url(self.old_server.host,
 
1200
                                      self.old_server.port)
 
1201
        start = self._transport(old_url).clone('branch')
 
1202
        bdir = bzrdir.BzrDir.open_from_transport(start)
 
1203
        # Redirection should preserve the qualifier, hence the transport class
 
1204
        # itself.
 
1205
        self.assertIsInstance(bdir.root_transport, type(start))
 
1206
 
 
1207
 
 
1208
class TestHTTPRedirections_urllib(TestHTTPRedirections,
 
1209
                                  http_utils.TestCaseWithTwoWebservers):
 
1210
    """Tests redirections for urllib implementation"""
 
1211
 
 
1212
    _transport = HttpTransport_urllib
 
1213
 
 
1214
    def _qualified_url(self, host, port):
 
1215
        result = 'http+urllib://%s:%s' % (host, port)
 
1216
        self.permit_url(result)
 
1217
        return result
 
1218
 
 
1219
 
 
1220
 
 
1221
class TestHTTPRedirections_pycurl(TestWithTransport_pycurl,
 
1222
                                  TestHTTPRedirections,
 
1223
                                  http_utils.TestCaseWithTwoWebservers):
 
1224
    """Tests redirections for pycurl implementation"""
 
1225
 
 
1226
    def _qualified_url(self, host, port):
 
1227
        result = 'http+pycurl://%s:%s' % (host, port)
 
1228
        self.permit_url(result)
 
1229
        return result
 
1230
 
 
1231
 
 
1232
class TestHTTPRedirections_nosmart(TestHTTPRedirections,
 
1233
                                  http_utils.TestCaseWithTwoWebservers):
 
1234
    """Tests redirections for the nosmart decorator"""
 
1235
 
 
1236
    _transport = NoSmartTransportDecorator
 
1237
 
 
1238
    def _qualified_url(self, host, port):
 
1239
        result = 'nosmart+http://%s:%s' % (host, port)
 
1240
        self.permit_url(result)
 
1241
        return result
 
1242
 
 
1243
 
 
1244
class TestHTTPRedirections_readonly(TestHTTPRedirections,
 
1245
                                    http_utils.TestCaseWithTwoWebservers):
 
1246
    """Tests redirections for readonly decoratror"""
 
1247
 
 
1248
    _transport = ReadonlyTransportDecorator
 
1249
 
 
1250
    def _qualified_url(self, host, port):
 
1251
        result = 'readonly+http://%s:%s' % (host, port)
 
1252
        self.permit_url(result)
 
1253
        return result
 
1254
 
 
1255
 
 
1256
class TestDotBzrHidden(TestCaseWithTransport):
 
1257
 
 
1258
    ls = ['ls']
 
1259
    if sys.platform == 'win32':
 
1260
        ls = [os.environ['COMSPEC'], '/C', 'dir', '/B']
 
1261
 
 
1262
    def get_ls(self):
 
1263
        f = subprocess.Popen(self.ls, stdout=subprocess.PIPE,
 
1264
            stderr=subprocess.PIPE)
 
1265
        out, err = f.communicate()
 
1266
        self.assertEqual(0, f.returncode, 'Calling %s failed: %s'
 
1267
                         % (self.ls, err))
 
1268
        return out.splitlines()
 
1269
 
 
1270
    def test_dot_bzr_hidden(self):
 
1271
        if sys.platform == 'win32' and not win32utils.has_win32file:
 
1272
            raise TestSkipped('unable to make file hidden without pywin32 library')
 
1273
        b = bzrdir.BzrDir.create('.')
 
1274
        self.build_tree(['a'])
 
1275
        self.assertEquals(['a'], self.get_ls())
 
1276
 
 
1277
    def test_dot_bzr_hidden_with_url(self):
 
1278
        if sys.platform == 'win32' and not win32utils.has_win32file:
 
1279
            raise TestSkipped('unable to make file hidden without pywin32 library')
 
1280
        b = bzrdir.BzrDir.create(urlutils.local_path_to_url('.'))
 
1281
        self.build_tree(['a'])
 
1282
        self.assertEquals(['a'], self.get_ls())
 
1283
 
 
1284
 
 
1285
class _TestBzrDirFormat(bzrdir.BzrDirMetaFormat1):
 
1286
    """Test BzrDirFormat implementation for TestBzrDirSprout."""
 
1287
 
 
1288
    def _open(self, transport):
 
1289
        return _TestBzrDir(transport, self)
 
1290
 
 
1291
 
 
1292
class _TestBzrDir(bzrdir.BzrDirMeta1):
 
1293
    """Test BzrDir implementation for TestBzrDirSprout.
 
1294
 
 
1295
    When created a _TestBzrDir already has repository and a branch.  The branch
 
1296
    is a test double as well.
 
1297
    """
 
1298
 
 
1299
    def __init__(self, *args, **kwargs):
 
1300
        super(_TestBzrDir, self).__init__(*args, **kwargs)
 
1301
        self.test_branch = _TestBranch()
 
1302
        self.test_branch.repository = self.create_repository()
 
1303
 
 
1304
    def open_branch(self, unsupported=False):
 
1305
        return self.test_branch
 
1306
 
 
1307
    def cloning_metadir(self, require_stacking=False):
 
1308
        return _TestBzrDirFormat()
 
1309
 
 
1310
 
 
1311
class _TestBranchFormat(bzrlib.branch.BranchFormat):
 
1312
    """Test Branch format for TestBzrDirSprout."""
 
1313
 
 
1314
 
 
1315
class _TestBranch(bzrlib.branch.Branch):
 
1316
    """Test Branch implementation for TestBzrDirSprout."""
 
1317
 
 
1318
    def __init__(self, *args, **kwargs):
 
1319
        self._format = _TestBranchFormat()
 
1320
        super(_TestBranch, self).__init__(*args, **kwargs)
 
1321
        self.calls = []
 
1322
        self._parent = None
 
1323
 
 
1324
    def sprout(self, *args, **kwargs):
 
1325
        self.calls.append('sprout')
 
1326
        return _TestBranch()
 
1327
 
 
1328
    def copy_content_into(self, destination, revision_id=None):
 
1329
        self.calls.append('copy_content_into')
 
1330
 
 
1331
    def get_parent(self):
 
1332
        return self._parent
 
1333
 
 
1334
    def set_parent(self, parent):
 
1335
        self._parent = parent
 
1336
 
 
1337
 
 
1338
class TestBzrDirSprout(TestCaseWithMemoryTransport):
 
1339
 
 
1340
    def test_sprout_uses_branch_sprout(self):
 
1341
        """BzrDir.sprout calls Branch.sprout.
 
1342
 
 
1343
        Usually, BzrDir.sprout should delegate to the branch's sprout method
 
1344
        for part of the work.  This allows the source branch to control the
 
1345
        choice of format for the new branch.
 
1346
 
 
1347
        There are exceptions, but this tests avoids them:
 
1348
          - if there's no branch in the source bzrdir,
 
1349
          - or if the stacking has been requested and the format needs to be
 
1350
            overridden to satisfy that.
 
1351
        """
 
1352
        # Make an instrumented bzrdir.
 
1353
        t = self.get_transport('source')
 
1354
        t.ensure_base()
 
1355
        source_bzrdir = _TestBzrDirFormat().initialize_on_transport(t)
 
1356
        # The instrumented bzrdir has a test_branch attribute that logs calls
 
1357
        # made to the branch contained in that bzrdir.  Initially the test
 
1358
        # branch exists but no calls have been made to it.
 
1359
        self.assertEqual([], source_bzrdir.test_branch.calls)
 
1360
 
 
1361
        # Sprout the bzrdir
 
1362
        target_url = self.get_url('target')
 
1363
        result = source_bzrdir.sprout(target_url, recurse='no')
 
1364
 
 
1365
        # The bzrdir called the branch's sprout method.
 
1366
        self.assertSubset(['sprout'], source_bzrdir.test_branch.calls)
 
1367
 
 
1368
    def test_sprout_parent(self):
 
1369
        grandparent_tree = self.make_branch('grandparent')
 
1370
        parent = grandparent_tree.bzrdir.sprout('parent').open_branch()
 
1371
        branch_tree = parent.bzrdir.sprout('branch').open_branch()
 
1372
        self.assertContainsRe(branch_tree.get_parent(), '/parent/$')
 
1373
 
 
1374
 
 
1375
class TestBzrDirHooks(TestCaseWithMemoryTransport):
 
1376
 
 
1377
    def test_pre_open_called(self):
 
1378
        calls = []
 
1379
        bzrdir.BzrDir.hooks.install_named_hook('pre_open', calls.append, None)
 
1380
        transport = self.get_transport('foo')
 
1381
        url = transport.base
 
1382
        self.assertRaises(errors.NotBranchError, bzrdir.BzrDir.open, url)
 
1383
        self.assertEqual([transport.base], [t.base for t in calls])
 
1384
 
 
1385
    def test_pre_open_actual_exceptions_raised(self):
 
1386
        count = [0]
 
1387
        def fail_once(transport):
 
1388
            count[0] += 1
 
1389
            if count[0] == 1:
 
1390
                raise errors.BzrError("fail")
 
1391
        bzrdir.BzrDir.hooks.install_named_hook('pre_open', fail_once, None)
 
1392
        transport = self.get_transport('foo')
 
1393
        url = transport.base
 
1394
        err = self.assertRaises(errors.BzrError, bzrdir.BzrDir.open, url)
 
1395
        self.assertEqual('fail', err._preformatted_string)
 
1396
 
 
1397
    def test_post_repo_init(self):
 
1398
        from bzrlib.bzrdir import RepoInitHookParams
 
1399
        calls = []
 
1400
        bzrdir.BzrDir.hooks.install_named_hook('post_repo_init',
 
1401
            calls.append, None)
 
1402
        self.make_repository('foo')
 
1403
        self.assertLength(1, calls)
 
1404
        params = calls[0]
 
1405
        self.assertIsInstance(params, RepoInitHookParams)
 
1406
        self.assertTrue(hasattr(params, 'bzrdir'))
 
1407
        self.assertTrue(hasattr(params, 'repository'))
 
1408
 
 
1409
    def test_post_repo_init_hook_repr(self):
 
1410
        param_reprs = []
 
1411
        bzrdir.BzrDir.hooks.install_named_hook('post_repo_init',
 
1412
            lambda params: param_reprs.append(repr(params)), None)
 
1413
        self.make_repository('foo')
 
1414
        self.assertLength(1, param_reprs)
 
1415
        param_repr = param_reprs[0]
 
1416
        self.assertStartsWith(param_repr, '<RepoInitHookParams for ')
 
1417
 
 
1418
 
 
1419
class TestGenerateBackupName(TestCaseWithMemoryTransport):
 
1420
 
 
1421
    def setUp(self):
 
1422
        super(TestGenerateBackupName, self).setUp()
 
1423
        self._transport = get_transport(self.get_url())
 
1424
        bzrdir.BzrDir.create(self.get_url(),
 
1425
            possible_transports=[self._transport])
 
1426
        self._bzrdir = bzrdir.BzrDir.open_from_transport(self._transport)
 
1427
 
 
1428
    def test_new(self):
 
1429
        self.assertEqual("a.~1~", self._bzrdir.generate_backup_name("a"))
 
1430
 
 
1431
    def test_exiting(self):
 
1432
        self._transport.put_bytes("a.~1~", "some content")
 
1433
        self.assertEqual("a.~2~", self._bzrdir.generate_backup_name("a"))