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  • Committer: Canonical.com Patch Queue Manager
  • Date: 2009-03-30 05:50:28 UTC
  • mfrom: (4183.5.9 commit-uses-ric)
  • Revision ID: pqm@pqm.ubuntu.com-20090330055028-lhmncpzf7ebkd2yc
(robertc) Teach commit to use record_iter_changes for some commits.
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1
# Copyright (C) 2006, 2007 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 smart wire/domain protocol.
 
18
 
 
19
This module contains tests for the domain-level smart requests and responses,
 
20
such as the 'Branch.lock_write' request. Many of these use specific disk
 
21
formats to exercise calls that only make sense for formats with specific
 
22
properties.
 
23
 
 
24
Tests for low-level protocol encoding are found in test_smart_transport.
 
25
"""
 
26
 
 
27
import bz2
 
28
from cStringIO import StringIO
 
29
import tarfile
 
30
 
 
31
from bzrlib import (
 
32
    bzrdir,
 
33
    errors,
 
34
    pack,
 
35
    smart,
 
36
    tests,
 
37
    urlutils,
 
38
    )
 
39
from bzrlib.branch import Branch, BranchReferenceFormat
 
40
import bzrlib.smart.branch
 
41
import bzrlib.smart.bzrdir, bzrlib.smart.bzrdir as smart_dir
 
42
import bzrlib.smart.packrepository
 
43
import bzrlib.smart.repository
 
44
from bzrlib.smart.request import (
 
45
    FailedSmartServerResponse,
 
46
    SmartServerRequest,
 
47
    SmartServerResponse,
 
48
    SuccessfulSmartServerResponse,
 
49
    )
 
50
from bzrlib.tests import (
 
51
    split_suite_by_re,
 
52
    )
 
53
from bzrlib.transport import chroot, get_transport
 
54
from bzrlib.util import bencode
 
55
 
 
56
 
 
57
def load_tests(standard_tests, module, loader):
 
58
    """Multiply tests version and protocol consistency."""
 
59
    # FindRepository tests.
 
60
    bzrdir_mod = bzrlib.smart.bzrdir
 
61
    scenarios = [
 
62
        ("find_repository", {
 
63
            "_request_class":bzrdir_mod.SmartServerRequestFindRepositoryV1}),
 
64
        ("find_repositoryV2", {
 
65
            "_request_class":bzrdir_mod.SmartServerRequestFindRepositoryV2}),
 
66
        ("find_repositoryV3", {
 
67
            "_request_class":bzrdir_mod.SmartServerRequestFindRepositoryV3}),
 
68
        ]
 
69
    to_adapt, result = split_suite_by_re(standard_tests,
 
70
        "TestSmartServerRequestFindRepository")
 
71
    v2_only, v1_and_2 = split_suite_by_re(to_adapt,
 
72
        "_v2")
 
73
    tests.multiply_tests(v1_and_2, scenarios, result)
 
74
    # The first scenario is only applicable to v1 protocols, it is deleted
 
75
    # since.
 
76
    tests.multiply_tests(v2_only, scenarios[1:], result)
 
77
    return result
 
78
 
 
79
 
 
80
class TestCaseWithChrootedTransport(tests.TestCaseWithTransport):
 
81
 
 
82
    def setUp(self):
 
83
        tests.TestCaseWithTransport.setUp(self)
 
84
        self._chroot_server = None
 
85
 
 
86
    def get_transport(self, relpath=None):
 
87
        if self._chroot_server is None:
 
88
            backing_transport = tests.TestCaseWithTransport.get_transport(self)
 
89
            self._chroot_server = chroot.ChrootServer(backing_transport)
 
90
            self._chroot_server.setUp()
 
91
            self.addCleanup(self._chroot_server.tearDown)
 
92
        t = get_transport(self._chroot_server.get_url())
 
93
        if relpath is not None:
 
94
            t = t.clone(relpath)
 
95
        return t
 
96
 
 
97
 
 
98
class TestCaseWithSmartMedium(tests.TestCaseWithTransport):
 
99
 
 
100
    def setUp(self):
 
101
        super(TestCaseWithSmartMedium, self).setUp()
 
102
        # We're allowed to set  the transport class here, so that we don't use
 
103
        # the default or a parameterized class, but rather use the
 
104
        # TestCaseWithTransport infrastructure to set up a smart server and
 
105
        # transport.
 
106
        self.transport_server = self.make_transport_server
 
107
 
 
108
    def make_transport_server(self):
 
109
        return smart.server.SmartTCPServer_for_testing('-' + self.id())
 
110
 
 
111
    def get_smart_medium(self):
 
112
        """Get a smart medium to use in tests."""
 
113
        return self.get_transport().get_smart_medium()
 
114
 
 
115
 
 
116
class TestSmartServerResponse(tests.TestCase):
 
117
 
 
118
    def test__eq__(self):
 
119
        self.assertEqual(SmartServerResponse(('ok', )),
 
120
            SmartServerResponse(('ok', )))
 
121
        self.assertEqual(SmartServerResponse(('ok', ), 'body'),
 
122
            SmartServerResponse(('ok', ), 'body'))
 
123
        self.assertNotEqual(SmartServerResponse(('ok', )),
 
124
            SmartServerResponse(('notok', )))
 
125
        self.assertNotEqual(SmartServerResponse(('ok', ), 'body'),
 
126
            SmartServerResponse(('ok', )))
 
127
        self.assertNotEqual(None,
 
128
            SmartServerResponse(('ok', )))
 
129
 
 
130
    def test__str__(self):
 
131
        """SmartServerResponses can be stringified."""
 
132
        self.assertEqual(
 
133
            "<SuccessfulSmartServerResponse args=('args',) body='body'>",
 
134
            str(SuccessfulSmartServerResponse(('args',), 'body')))
 
135
        self.assertEqual(
 
136
            "<FailedSmartServerResponse args=('args',) body='body'>",
 
137
            str(FailedSmartServerResponse(('args',), 'body')))
 
138
 
 
139
 
 
140
class TestSmartServerRequest(tests.TestCaseWithMemoryTransport):
 
141
 
 
142
    def test_translate_client_path(self):
 
143
        transport = self.get_transport()
 
144
        request = SmartServerRequest(transport, 'foo/')
 
145
        self.assertEqual('./', request.translate_client_path('foo/'))
 
146
        self.assertRaises(
 
147
            errors.InvalidURLJoin, request.translate_client_path, 'foo/..')
 
148
        self.assertRaises(
 
149
            errors.PathNotChild, request.translate_client_path, '/')
 
150
        self.assertRaises(
 
151
            errors.PathNotChild, request.translate_client_path, 'bar/')
 
152
        self.assertEqual('./baz', request.translate_client_path('foo/baz'))
 
153
 
 
154
    def test_transport_from_client_path(self):
 
155
        transport = self.get_transport()
 
156
        request = SmartServerRequest(transport, 'foo/')
 
157
        self.assertEqual(
 
158
            transport.base,
 
159
            request.transport_from_client_path('foo/').base)
 
160
 
 
161
 
 
162
class TestSmartServerBzrDirRequestCloningMetaDir(
 
163
    tests.TestCaseWithMemoryTransport):
 
164
    """Tests for BzrDir.cloning_metadir."""
 
165
 
 
166
    def test_cloning_metadir(self):
 
167
        """When there is a bzrdir present, the call succeeds."""
 
168
        backing = self.get_transport()
 
169
        dir = self.make_bzrdir('.')
 
170
        local_result = dir.cloning_metadir()
 
171
        request_class = smart_dir.SmartServerBzrDirRequestCloningMetaDir
 
172
        request = request_class(backing)
 
173
        expected = SuccessfulSmartServerResponse(
 
174
            (local_result.network_name(),
 
175
            local_result.repository_format.network_name(),
 
176
            ('branch', local_result.get_branch_format().network_name())))
 
177
        self.assertEqual(expected, request.execute('', 'False'))
 
178
 
 
179
    def test_cloning_metadir_reference(self):
 
180
        """The request fails when bzrdir contains a branch reference."""
 
181
        backing = self.get_transport()
 
182
        referenced_branch = self.make_branch('referenced')
 
183
        dir = self.make_bzrdir('.')
 
184
        local_result = dir.cloning_metadir()
 
185
        reference = BranchReferenceFormat().initialize(dir, referenced_branch)
 
186
        reference_url = BranchReferenceFormat().get_reference(dir)
 
187
        # The server shouldn't try to follow the branch reference, so it's fine
 
188
        # if the referenced branch isn't reachable.
 
189
        backing.rename('referenced', 'moved')
 
190
        request_class = smart_dir.SmartServerBzrDirRequestCloningMetaDir
 
191
        request = request_class(backing)
 
192
        expected = FailedSmartServerResponse(('BranchReference',))
 
193
        self.assertEqual(expected, request.execute('', 'False'))
 
194
 
 
195
 
 
196
class TestSmartServerRequestCreateRepository(tests.TestCaseWithMemoryTransport):
 
197
    """Tests for BzrDir.create_repository."""
 
198
 
 
199
    def test_makes_repository(self):
 
200
        """When there is a bzrdir present, the call succeeds."""
 
201
        backing = self.get_transport()
 
202
        self.make_bzrdir('.')
 
203
        request_class = bzrlib.smart.bzrdir.SmartServerRequestCreateRepository
 
204
        request = request_class(backing)
 
205
        reference_bzrdir_format = bzrdir.format_registry.get('default')()
 
206
        reference_format = reference_bzrdir_format.repository_format
 
207
        network_name = reference_format.network_name()
 
208
        expected = SuccessfulSmartServerResponse(
 
209
            ('ok', 'no', 'no', 'no', network_name))
 
210
        self.assertEqual(expected, request.execute('', network_name, 'True'))
 
211
 
 
212
 
 
213
class TestSmartServerRequestFindRepository(tests.TestCaseWithMemoryTransport):
 
214
    """Tests for BzrDir.find_repository."""
 
215
 
 
216
    def test_no_repository(self):
 
217
        """When there is no repository to be found, ('norepository', ) is returned."""
 
218
        backing = self.get_transport()
 
219
        request = self._request_class(backing)
 
220
        self.make_bzrdir('.')
 
221
        self.assertEqual(SmartServerResponse(('norepository', )),
 
222
            request.execute(''))
 
223
 
 
224
    def test_nonshared_repository(self):
 
225
        # nonshared repositorys only allow 'find' to return a handle when the
 
226
        # path the repository is being searched on is the same as that that
 
227
        # the repository is at.
 
228
        backing = self.get_transport()
 
229
        request = self._request_class(backing)
 
230
        result = self._make_repository_and_result()
 
231
        self.assertEqual(result, request.execute(''))
 
232
        self.make_bzrdir('subdir')
 
233
        self.assertEqual(SmartServerResponse(('norepository', )),
 
234
            request.execute('subdir'))
 
235
 
 
236
    def _make_repository_and_result(self, shared=False, format=None):
 
237
        """Convenience function to setup a repository.
 
238
 
 
239
        :result: The SmartServerResponse to expect when opening it.
 
240
        """
 
241
        repo = self.make_repository('.', shared=shared, format=format)
 
242
        if repo.supports_rich_root():
 
243
            rich_root = 'yes'
 
244
        else:
 
245
            rich_root = 'no'
 
246
        if repo._format.supports_tree_reference:
 
247
            subtrees = 'yes'
 
248
        else:
 
249
            subtrees = 'no'
 
250
        if (smart.bzrdir.SmartServerRequestFindRepositoryV3 ==
 
251
            self._request_class):
 
252
            return SuccessfulSmartServerResponse(
 
253
                ('ok', '', rich_root, subtrees, 'no',
 
254
                 repo._format.network_name()))
 
255
        elif (smart.bzrdir.SmartServerRequestFindRepositoryV2 ==
 
256
            self._request_class):
 
257
            # All tests so far are on formats, and for non-external
 
258
            # repositories.
 
259
            return SuccessfulSmartServerResponse(
 
260
                ('ok', '', rich_root, subtrees, 'no'))
 
261
        else:
 
262
            return SuccessfulSmartServerResponse(('ok', '', rich_root, subtrees))
 
263
 
 
264
    def test_shared_repository(self):
 
265
        """When there is a shared repository, we get 'ok', 'relpath-to-repo'."""
 
266
        backing = self.get_transport()
 
267
        request = self._request_class(backing)
 
268
        result = self._make_repository_and_result(shared=True)
 
269
        self.assertEqual(result, request.execute(''))
 
270
        self.make_bzrdir('subdir')
 
271
        result2 = SmartServerResponse(result.args[0:1] + ('..', ) + result.args[2:])
 
272
        self.assertEqual(result2,
 
273
            request.execute('subdir'))
 
274
        self.make_bzrdir('subdir/deeper')
 
275
        result3 = SmartServerResponse(result.args[0:1] + ('../..', ) + result.args[2:])
 
276
        self.assertEqual(result3,
 
277
            request.execute('subdir/deeper'))
 
278
 
 
279
    def test_rich_root_and_subtree_encoding(self):
 
280
        """Test for the format attributes for rich root and subtree support."""
 
281
        backing = self.get_transport()
 
282
        request = self._request_class(backing)
 
283
        result = self._make_repository_and_result(format='dirstate-with-subtree')
 
284
        # check the test will be valid
 
285
        self.assertEqual('yes', result.args[2])
 
286
        self.assertEqual('yes', result.args[3])
 
287
        self.assertEqual(result, request.execute(''))
 
288
 
 
289
    def test_supports_external_lookups_no_v2(self):
 
290
        """Test for the supports_external_lookups attribute."""
 
291
        backing = self.get_transport()
 
292
        request = self._request_class(backing)
 
293
        result = self._make_repository_and_result(format='dirstate-with-subtree')
 
294
        # check the test will be valid
 
295
        self.assertEqual('no', result.args[4])
 
296
        self.assertEqual(result, request.execute(''))
 
297
 
 
298
 
 
299
class TestSmartServerRequestInitializeBzrDir(tests.TestCaseWithMemoryTransport):
 
300
 
 
301
    def test_empty_dir(self):
 
302
        """Initializing an empty dir should succeed and do it."""
 
303
        backing = self.get_transport()
 
304
        request = smart.bzrdir.SmartServerRequestInitializeBzrDir(backing)
 
305
        self.assertEqual(SmartServerResponse(('ok', )),
 
306
            request.execute(''))
 
307
        made_dir = bzrdir.BzrDir.open_from_transport(backing)
 
308
        # no branch, tree or repository is expected with the current
 
309
        # default formart.
 
310
        self.assertRaises(errors.NoWorkingTree, made_dir.open_workingtree)
 
311
        self.assertRaises(errors.NotBranchError, made_dir.open_branch)
 
312
        self.assertRaises(errors.NoRepositoryPresent, made_dir.open_repository)
 
313
 
 
314
    def test_missing_dir(self):
 
315
        """Initializing a missing directory should fail like the bzrdir api."""
 
316
        backing = self.get_transport()
 
317
        request = smart.bzrdir.SmartServerRequestInitializeBzrDir(backing)
 
318
        self.assertRaises(errors.NoSuchFile,
 
319
            request.execute, 'subdir')
 
320
 
 
321
    def test_initialized_dir(self):
 
322
        """Initializing an extant bzrdir should fail like the bzrdir api."""
 
323
        backing = self.get_transport()
 
324
        request = smart.bzrdir.SmartServerRequestInitializeBzrDir(backing)
 
325
        self.make_bzrdir('subdir')
 
326
        self.assertRaises(errors.FileExists,
 
327
            request.execute, 'subdir')
 
328
 
 
329
 
 
330
class TestSmartServerRequestOpenBranch(TestCaseWithChrootedTransport):
 
331
 
 
332
    def test_no_branch(self):
 
333
        """When there is no branch, ('nobranch', ) is returned."""
 
334
        backing = self.get_transport()
 
335
        request = smart.bzrdir.SmartServerRequestOpenBranch(backing)
 
336
        self.make_bzrdir('.')
 
337
        self.assertEqual(SmartServerResponse(('nobranch', )),
 
338
            request.execute(''))
 
339
 
 
340
    def test_branch(self):
 
341
        """When there is a branch, 'ok' is returned."""
 
342
        backing = self.get_transport()
 
343
        request = smart.bzrdir.SmartServerRequestOpenBranch(backing)
 
344
        self.make_branch('.')
 
345
        self.assertEqual(SmartServerResponse(('ok', '')),
 
346
            request.execute(''))
 
347
 
 
348
    def test_branch_reference(self):
 
349
        """When there is a branch reference, the reference URL is returned."""
 
350
        backing = self.get_transport()
 
351
        request = smart.bzrdir.SmartServerRequestOpenBranch(backing)
 
352
        branch = self.make_branch('branch')
 
353
        checkout = branch.create_checkout('reference',lightweight=True)
 
354
        reference_url = BranchReferenceFormat().get_reference(checkout.bzrdir)
 
355
        self.assertFileEqual(reference_url, 'reference/.bzr/branch/location')
 
356
        self.assertEqual(SmartServerResponse(('ok', reference_url)),
 
357
            request.execute('reference'))
 
358
 
 
359
 
 
360
class TestSmartServerRequestOpenBranchV2(TestCaseWithChrootedTransport):
 
361
 
 
362
    def test_no_branch(self):
 
363
        """When there is no branch, ('nobranch', ) is returned."""
 
364
        backing = self.get_transport()
 
365
        self.make_bzrdir('.')
 
366
        request = smart.bzrdir.SmartServerRequestOpenBranchV2(backing)
 
367
        self.assertEqual(SmartServerResponse(('nobranch', )),
 
368
            request.execute(''))
 
369
 
 
370
    def test_branch(self):
 
371
        """When there is a branch, 'ok' is returned."""
 
372
        backing = self.get_transport()
 
373
        expected = self.make_branch('.')._format.network_name()
 
374
        request = smart.bzrdir.SmartServerRequestOpenBranchV2(backing)
 
375
        self.assertEqual(SuccessfulSmartServerResponse(('branch', expected)),
 
376
            request.execute(''))
 
377
 
 
378
    def test_branch_reference(self):
 
379
        """When there is a branch reference, the reference URL is returned."""
 
380
        backing = self.get_transport()
 
381
        request = smart.bzrdir.SmartServerRequestOpenBranchV2(backing)
 
382
        branch = self.make_branch('branch')
 
383
        checkout = branch.create_checkout('reference',lightweight=True)
 
384
        reference_url = BranchReferenceFormat().get_reference(checkout.bzrdir)
 
385
        self.assertFileEqual(reference_url, 'reference/.bzr/branch/location')
 
386
        self.assertEqual(SuccessfulSmartServerResponse(('ref', reference_url)),
 
387
            request.execute('reference'))
 
388
 
 
389
    def test_stacked_branch(self):
 
390
        """Opening a stacked branch does not open the stacked-on branch."""
 
391
        trunk = self.make_branch('trunk')
 
392
        feature = self.make_branch('feature', format='1.9')
 
393
        feature.set_stacked_on_url(trunk.base)
 
394
        opened_branches = []
 
395
        Branch.hooks.install_named_hook('open', opened_branches.append, None)
 
396
        backing = self.get_transport()
 
397
        request = smart.bzrdir.SmartServerRequestOpenBranchV2(backing)
 
398
        request.setup_jail()
 
399
        try:
 
400
            response = request.execute('feature')
 
401
        finally:
 
402
            request.teardown_jail()
 
403
        expected_format = feature._format.network_name()
 
404
        self.assertEqual(
 
405
            SuccessfulSmartServerResponse(('branch', expected_format)),
 
406
            response)
 
407
        self.assertLength(1, opened_branches)
 
408
 
 
409
 
 
410
class TestSmartServerRequestRevisionHistory(tests.TestCaseWithMemoryTransport):
 
411
 
 
412
    def test_empty(self):
 
413
        """For an empty branch, the body is empty."""
 
414
        backing = self.get_transport()
 
415
        request = smart.branch.SmartServerRequestRevisionHistory(backing)
 
416
        self.make_branch('.')
 
417
        self.assertEqual(SmartServerResponse(('ok', ), ''),
 
418
            request.execute(''))
 
419
 
 
420
    def test_not_empty(self):
 
421
        """For a non-empty branch, the body is empty."""
 
422
        backing = self.get_transport()
 
423
        request = smart.branch.SmartServerRequestRevisionHistory(backing)
 
424
        tree = self.make_branch_and_memory_tree('.')
 
425
        tree.lock_write()
 
426
        tree.add('')
 
427
        r1 = tree.commit('1st commit')
 
428
        r2 = tree.commit('2nd commit', rev_id=u'\xc8'.encode('utf-8'))
 
429
        tree.unlock()
 
430
        self.assertEqual(
 
431
            SmartServerResponse(('ok', ), ('\x00'.join([r1, r2]))),
 
432
            request.execute(''))
 
433
 
 
434
 
 
435
class TestSmartServerBranchRequest(tests.TestCaseWithMemoryTransport):
 
436
 
 
437
    def test_no_branch(self):
 
438
        """When there is a bzrdir and no branch, NotBranchError is raised."""
 
439
        backing = self.get_transport()
 
440
        request = smart.branch.SmartServerBranchRequest(backing)
 
441
        self.make_bzrdir('.')
 
442
        self.assertRaises(errors.NotBranchError,
 
443
            request.execute, '')
 
444
 
 
445
    def test_branch_reference(self):
 
446
        """When there is a branch reference, NotBranchError is raised."""
 
447
        backing = self.get_transport()
 
448
        request = smart.branch.SmartServerBranchRequest(backing)
 
449
        branch = self.make_branch('branch')
 
450
        checkout = branch.create_checkout('reference',lightweight=True)
 
451
        self.assertRaises(errors.NotBranchError,
 
452
            request.execute, 'checkout')
 
453
 
 
454
 
 
455
class TestSmartServerBranchRequestLastRevisionInfo(tests.TestCaseWithMemoryTransport):
 
456
 
 
457
    def test_empty(self):
 
458
        """For an empty branch, the result is ('ok', '0', 'null:')."""
 
459
        backing = self.get_transport()
 
460
        request = smart.branch.SmartServerBranchRequestLastRevisionInfo(backing)
 
461
        self.make_branch('.')
 
462
        self.assertEqual(SmartServerResponse(('ok', '0', 'null:')),
 
463
            request.execute(''))
 
464
 
 
465
    def test_not_empty(self):
 
466
        """For a non-empty branch, the result is ('ok', 'revno', 'revid')."""
 
467
        backing = self.get_transport()
 
468
        request = smart.branch.SmartServerBranchRequestLastRevisionInfo(backing)
 
469
        tree = self.make_branch_and_memory_tree('.')
 
470
        tree.lock_write()
 
471
        tree.add('')
 
472
        rev_id_utf8 = u'\xc8'.encode('utf-8')
 
473
        r1 = tree.commit('1st commit')
 
474
        r2 = tree.commit('2nd commit', rev_id=rev_id_utf8)
 
475
        tree.unlock()
 
476
        self.assertEqual(
 
477
            SmartServerResponse(('ok', '2', rev_id_utf8)),
 
478
            request.execute(''))
 
479
 
 
480
 
 
481
class TestSmartServerBranchRequestGetConfigFile(tests.TestCaseWithMemoryTransport):
 
482
 
 
483
    def test_default(self):
 
484
        """With no file, we get empty content."""
 
485
        backing = self.get_transport()
 
486
        request = smart.branch.SmartServerBranchGetConfigFile(backing)
 
487
        branch = self.make_branch('.')
 
488
        # there should be no file by default
 
489
        content = ''
 
490
        self.assertEqual(SmartServerResponse(('ok', ), content),
 
491
            request.execute(''))
 
492
 
 
493
    def test_with_content(self):
 
494
        # SmartServerBranchGetConfigFile should return the content from
 
495
        # branch.control_files.get('branch.conf') for now - in the future it may
 
496
        # perform more complex processing.
 
497
        backing = self.get_transport()
 
498
        request = smart.branch.SmartServerBranchGetConfigFile(backing)
 
499
        branch = self.make_branch('.')
 
500
        branch._transport.put_bytes('branch.conf', 'foo bar baz')
 
501
        self.assertEqual(SmartServerResponse(('ok', ), 'foo bar baz'),
 
502
            request.execute(''))
 
503
 
 
504
 
 
505
class SetLastRevisionTestBase(tests.TestCaseWithMemoryTransport):
 
506
    """Base test case for verbs that implement set_last_revision."""
 
507
 
 
508
    def setUp(self):
 
509
        tests.TestCaseWithMemoryTransport.setUp(self)
 
510
        backing_transport = self.get_transport()
 
511
        self.request = self.request_class(backing_transport)
 
512
        self.tree = self.make_branch_and_memory_tree('.')
 
513
 
 
514
    def lock_branch(self):
 
515
        b = self.tree.branch
 
516
        branch_token = b.lock_write()
 
517
        repo_token = b.repository.lock_write()
 
518
        b.repository.unlock()
 
519
        return branch_token, repo_token
 
520
 
 
521
    def unlock_branch(self):
 
522
        self.tree.branch.unlock()
 
523
 
 
524
    def set_last_revision(self, revision_id, revno):
 
525
        branch_token, repo_token = self.lock_branch()
 
526
        response = self._set_last_revision(
 
527
            revision_id, revno, branch_token, repo_token)
 
528
        self.unlock_branch()
 
529
        return response
 
530
 
 
531
    def assertRequestSucceeds(self, revision_id, revno):
 
532
        response = self.set_last_revision(revision_id, revno)
 
533
        self.assertEqual(SuccessfulSmartServerResponse(('ok',)), response)
 
534
 
 
535
 
 
536
class TestSetLastRevisionVerbMixin(object):
 
537
    """Mixin test case for verbs that implement set_last_revision."""
 
538
 
 
539
    def test_set_null_to_null(self):
 
540
        """An empty branch can have its last revision set to 'null:'."""
 
541
        self.assertRequestSucceeds('null:', 0)
 
542
 
 
543
    def test_NoSuchRevision(self):
 
544
        """If the revision_id is not present, the verb returns NoSuchRevision.
 
545
        """
 
546
        revision_id = 'non-existent revision'
 
547
        self.assertEqual(
 
548
            FailedSmartServerResponse(('NoSuchRevision', revision_id)),
 
549
            self.set_last_revision(revision_id, 1))
 
550
 
 
551
    def make_tree_with_two_commits(self):
 
552
        self.tree.lock_write()
 
553
        self.tree.add('')
 
554
        rev_id_utf8 = u'\xc8'.encode('utf-8')
 
555
        r1 = self.tree.commit('1st commit', rev_id=rev_id_utf8)
 
556
        r2 = self.tree.commit('2nd commit', rev_id='rev-2')
 
557
        self.tree.unlock()
 
558
 
 
559
    def test_branch_last_revision_info_is_updated(self):
 
560
        """A branch's tip can be set to a revision that is present in its
 
561
        repository.
 
562
        """
 
563
        # Make a branch with an empty revision history, but two revisions in
 
564
        # its repository.
 
565
        self.make_tree_with_two_commits()
 
566
        rev_id_utf8 = u'\xc8'.encode('utf-8')
 
567
        self.tree.branch.set_revision_history([])
 
568
        self.assertEqual(
 
569
            (0, 'null:'), self.tree.branch.last_revision_info())
 
570
        # We can update the branch to a revision that is present in the
 
571
        # repository.
 
572
        self.assertRequestSucceeds(rev_id_utf8, 1)
 
573
        self.assertEqual(
 
574
            (1, rev_id_utf8), self.tree.branch.last_revision_info())
 
575
 
 
576
    def test_branch_last_revision_info_rewind(self):
 
577
        """A branch's tip can be set to a revision that is an ancestor of the
 
578
        current tip.
 
579
        """
 
580
        self.make_tree_with_two_commits()
 
581
        rev_id_utf8 = u'\xc8'.encode('utf-8')
 
582
        self.assertEqual(
 
583
            (2, 'rev-2'), self.tree.branch.last_revision_info())
 
584
        self.assertRequestSucceeds(rev_id_utf8, 1)
 
585
        self.assertEqual(
 
586
            (1, rev_id_utf8), self.tree.branch.last_revision_info())
 
587
 
 
588
    def test_TipChangeRejected(self):
 
589
        """If a pre_change_branch_tip hook raises TipChangeRejected, the verb
 
590
        returns TipChangeRejected.
 
591
        """
 
592
        rejection_message = u'rejection message\N{INTERROBANG}'
 
593
        def hook_that_rejects(params):
 
594
            raise errors.TipChangeRejected(rejection_message)
 
595
        Branch.hooks.install_named_hook(
 
596
            'pre_change_branch_tip', hook_that_rejects, None)
 
597
        self.assertEqual(
 
598
            FailedSmartServerResponse(
 
599
                ('TipChangeRejected', rejection_message.encode('utf-8'))),
 
600
            self.set_last_revision('null:', 0))
 
601
 
 
602
 
 
603
class TestSmartServerBranchRequestSetLastRevision(
 
604
        SetLastRevisionTestBase, TestSetLastRevisionVerbMixin):
 
605
    """Tests for Branch.set_last_revision verb."""
 
606
 
 
607
    request_class = smart.branch.SmartServerBranchRequestSetLastRevision
 
608
 
 
609
    def _set_last_revision(self, revision_id, revno, branch_token, repo_token):
 
610
        return self.request.execute(
 
611
            '', branch_token, repo_token, revision_id)
 
612
 
 
613
 
 
614
class TestSmartServerBranchRequestSetLastRevisionInfo(
 
615
        SetLastRevisionTestBase, TestSetLastRevisionVerbMixin):
 
616
    """Tests for Branch.set_last_revision_info verb."""
 
617
 
 
618
    request_class = smart.branch.SmartServerBranchRequestSetLastRevisionInfo
 
619
 
 
620
    def _set_last_revision(self, revision_id, revno, branch_token, repo_token):
 
621
        return self.request.execute(
 
622
            '', branch_token, repo_token, revno, revision_id)
 
623
 
 
624
    def test_NoSuchRevision(self):
 
625
        """Branch.set_last_revision_info does not have to return
 
626
        NoSuchRevision if the revision_id is absent.
 
627
        """
 
628
        raise tests.TestNotApplicable()
 
629
 
 
630
 
 
631
class TestSmartServerBranchRequestSetLastRevisionEx(
 
632
        SetLastRevisionTestBase, TestSetLastRevisionVerbMixin):
 
633
    """Tests for Branch.set_last_revision_ex verb."""
 
634
 
 
635
    request_class = smart.branch.SmartServerBranchRequestSetLastRevisionEx
 
636
 
 
637
    def _set_last_revision(self, revision_id, revno, branch_token, repo_token):
 
638
        return self.request.execute(
 
639
            '', branch_token, repo_token, revision_id, 0, 0)
 
640
 
 
641
    def assertRequestSucceeds(self, revision_id, revno):
 
642
        response = self.set_last_revision(revision_id, revno)
 
643
        self.assertEqual(
 
644
            SuccessfulSmartServerResponse(('ok', revno, revision_id)),
 
645
            response)
 
646
 
 
647
    def test_branch_last_revision_info_rewind(self):
 
648
        """A branch's tip can be set to a revision that is an ancestor of the
 
649
        current tip, but only if allow_overwrite_descendant is passed.
 
650
        """
 
651
        self.make_tree_with_two_commits()
 
652
        rev_id_utf8 = u'\xc8'.encode('utf-8')
 
653
        self.assertEqual(
 
654
            (2, 'rev-2'), self.tree.branch.last_revision_info())
 
655
        # If allow_overwrite_descendant flag is 0, then trying to set the tip
 
656
        # to an older revision ID has no effect.
 
657
        branch_token, repo_token = self.lock_branch()
 
658
        response = self.request.execute(
 
659
            '', branch_token, repo_token, rev_id_utf8, 0, 0)
 
660
        self.assertEqual(
 
661
            SuccessfulSmartServerResponse(('ok', 2, 'rev-2')),
 
662
            response)
 
663
        self.assertEqual(
 
664
            (2, 'rev-2'), self.tree.branch.last_revision_info())
 
665
 
 
666
        # If allow_overwrite_descendant flag is 1, then setting the tip to an
 
667
        # ancestor works.
 
668
        response = self.request.execute(
 
669
            '', branch_token, repo_token, rev_id_utf8, 0, 1)
 
670
        self.assertEqual(
 
671
            SuccessfulSmartServerResponse(('ok', 1, rev_id_utf8)),
 
672
            response)
 
673
        self.unlock_branch()
 
674
        self.assertEqual(
 
675
            (1, rev_id_utf8), self.tree.branch.last_revision_info())
 
676
 
 
677
    def make_branch_with_divergent_history(self):
 
678
        """Make a branch with divergent history in its repo.
 
679
 
 
680
        The branch's tip will be 'child-2', and the repo will also contain
 
681
        'child-1', which diverges from a common base revision.
 
682
        """
 
683
        self.tree.lock_write()
 
684
        self.tree.add('')
 
685
        r1 = self.tree.commit('1st commit')
 
686
        revno_1, revid_1 = self.tree.branch.last_revision_info()
 
687
        r2 = self.tree.commit('2nd commit', rev_id='child-1')
 
688
        # Undo the second commit
 
689
        self.tree.branch.set_last_revision_info(revno_1, revid_1)
 
690
        self.tree.set_parent_ids([revid_1])
 
691
        # Make a new second commit, child-2.  child-2 has diverged from
 
692
        # child-1.
 
693
        new_r2 = self.tree.commit('2nd commit', rev_id='child-2')
 
694
        self.tree.unlock()
 
695
 
 
696
    def test_not_allow_diverged(self):
 
697
        """If allow_diverged is not passed, then setting a divergent history
 
698
        returns a Diverged error.
 
699
        """
 
700
        self.make_branch_with_divergent_history()
 
701
        self.assertEqual(
 
702
            FailedSmartServerResponse(('Diverged',)),
 
703
            self.set_last_revision('child-1', 2))
 
704
        # The branch tip was not changed.
 
705
        self.assertEqual('child-2', self.tree.branch.last_revision())
 
706
 
 
707
    def test_allow_diverged(self):
 
708
        """If allow_diverged is passed, then setting a divergent history
 
709
        succeeds.
 
710
        """
 
711
        self.make_branch_with_divergent_history()
 
712
        branch_token, repo_token = self.lock_branch()
 
713
        response = self.request.execute(
 
714
            '', branch_token, repo_token, 'child-1', 1, 0)
 
715
        self.assertEqual(
 
716
            SuccessfulSmartServerResponse(('ok', 2, 'child-1')),
 
717
            response)
 
718
        self.unlock_branch()
 
719
        # The branch tip was changed.
 
720
        self.assertEqual('child-1', self.tree.branch.last_revision())
 
721
 
 
722
 
 
723
class TestSmartServerBranchRequestGetParent(tests.TestCaseWithMemoryTransport):
 
724
 
 
725
    def test_get_parent_none(self):
 
726
        base_branch = self.make_branch('base')
 
727
        request = smart.branch.SmartServerBranchGetParent(self.get_transport())
 
728
        response = request.execute('base')
 
729
        self.assertEquals(
 
730
            SuccessfulSmartServerResponse(('',)), response)
 
731
 
 
732
    def test_get_parent_something(self):
 
733
        base_branch = self.make_branch('base')
 
734
        base_branch.set_parent(self.get_url('foo'))
 
735
        request = smart.branch.SmartServerBranchGetParent(self.get_transport())
 
736
        response = request.execute('base')
 
737
        self.assertEquals(
 
738
            SuccessfulSmartServerResponse(("../foo",)),
 
739
            response)
 
740
 
 
741
 
 
742
class TestSmartServerBranchRequestGetTagsBytes(tests.TestCaseWithMemoryTransport):
 
743
# Only called when the branch format and tags match [yay factory
 
744
# methods] so only need to test straight forward cases.
 
745
 
 
746
    def test_get_bytes(self):
 
747
        base_branch = self.make_branch('base')
 
748
        request = smart.branch.SmartServerBranchGetTagsBytes(
 
749
            self.get_transport())
 
750
        response = request.execute('base')
 
751
        self.assertEquals(
 
752
            SuccessfulSmartServerResponse(('',)), response)
 
753
 
 
754
 
 
755
class TestSmartServerBranchRequestGetStackedOnURL(tests.TestCaseWithMemoryTransport):
 
756
 
 
757
    def test_get_stacked_on_url(self):
 
758
        base_branch = self.make_branch('base', format='1.6')
 
759
        stacked_branch = self.make_branch('stacked', format='1.6')
 
760
        # typically should be relative
 
761
        stacked_branch.set_stacked_on_url('../base')
 
762
        request = smart.branch.SmartServerBranchRequestGetStackedOnURL(
 
763
            self.get_transport())
 
764
        response = request.execute('stacked')
 
765
        self.assertEquals(
 
766
            SmartServerResponse(('ok', '../base')),
 
767
            response)
 
768
 
 
769
 
 
770
class TestSmartServerBranchRequestLockWrite(tests.TestCaseWithMemoryTransport):
 
771
 
 
772
    def setUp(self):
 
773
        tests.TestCaseWithMemoryTransport.setUp(self)
 
774
 
 
775
    def test_lock_write_on_unlocked_branch(self):
 
776
        backing = self.get_transport()
 
777
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
778
        branch = self.make_branch('.', format='knit')
 
779
        repository = branch.repository
 
780
        response = request.execute('')
 
781
        branch_nonce = branch.control_files._lock.peek().get('nonce')
 
782
        repository_nonce = repository.control_files._lock.peek().get('nonce')
 
783
        self.assertEqual(
 
784
            SmartServerResponse(('ok', branch_nonce, repository_nonce)),
 
785
            response)
 
786
        # The branch (and associated repository) is now locked.  Verify that
 
787
        # with a new branch object.
 
788
        new_branch = repository.bzrdir.open_branch()
 
789
        self.assertRaises(errors.LockContention, new_branch.lock_write)
 
790
 
 
791
    def test_lock_write_on_locked_branch(self):
 
792
        backing = self.get_transport()
 
793
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
794
        branch = self.make_branch('.')
 
795
        branch.lock_write()
 
796
        branch.leave_lock_in_place()
 
797
        branch.unlock()
 
798
        response = request.execute('')
 
799
        self.assertEqual(
 
800
            SmartServerResponse(('LockContention',)), response)
 
801
 
 
802
    def test_lock_write_with_tokens_on_locked_branch(self):
 
803
        backing = self.get_transport()
 
804
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
805
        branch = self.make_branch('.', format='knit')
 
806
        branch_token = branch.lock_write()
 
807
        repo_token = branch.repository.lock_write()
 
808
        branch.repository.unlock()
 
809
        branch.leave_lock_in_place()
 
810
        branch.repository.leave_lock_in_place()
 
811
        branch.unlock()
 
812
        response = request.execute('',
 
813
                                   branch_token, repo_token)
 
814
        self.assertEqual(
 
815
            SmartServerResponse(('ok', branch_token, repo_token)), response)
 
816
 
 
817
    def test_lock_write_with_mismatched_tokens_on_locked_branch(self):
 
818
        backing = self.get_transport()
 
819
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
820
        branch = self.make_branch('.', format='knit')
 
821
        branch_token = branch.lock_write()
 
822
        repo_token = branch.repository.lock_write()
 
823
        branch.repository.unlock()
 
824
        branch.leave_lock_in_place()
 
825
        branch.repository.leave_lock_in_place()
 
826
        branch.unlock()
 
827
        response = request.execute('',
 
828
                                   branch_token+'xxx', repo_token)
 
829
        self.assertEqual(
 
830
            SmartServerResponse(('TokenMismatch',)), response)
 
831
 
 
832
    def test_lock_write_on_locked_repo(self):
 
833
        backing = self.get_transport()
 
834
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
835
        branch = self.make_branch('.', format='knit')
 
836
        branch.repository.lock_write()
 
837
        branch.repository.leave_lock_in_place()
 
838
        branch.repository.unlock()
 
839
        response = request.execute('')
 
840
        self.assertEqual(
 
841
            SmartServerResponse(('LockContention',)), response)
 
842
 
 
843
    def test_lock_write_on_readonly_transport(self):
 
844
        backing = self.get_readonly_transport()
 
845
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
846
        branch = self.make_branch('.')
 
847
        root = self.get_transport().clone('/')
 
848
        path = urlutils.relative_url(root.base, self.get_transport().base)
 
849
        response = request.execute(path)
 
850
        error_name, lock_str, why_str = response.args
 
851
        self.assertFalse(response.is_successful())
 
852
        self.assertEqual('LockFailed', error_name)
 
853
 
 
854
 
 
855
class TestSmartServerBranchRequestUnlock(tests.TestCaseWithMemoryTransport):
 
856
 
 
857
    def setUp(self):
 
858
        tests.TestCaseWithMemoryTransport.setUp(self)
 
859
 
 
860
    def test_unlock_on_locked_branch_and_repo(self):
 
861
        backing = self.get_transport()
 
862
        request = smart.branch.SmartServerBranchRequestUnlock(backing)
 
863
        branch = self.make_branch('.', format='knit')
 
864
        # Lock the branch
 
865
        branch_token = branch.lock_write()
 
866
        repo_token = branch.repository.lock_write()
 
867
        branch.repository.unlock()
 
868
        # Unlock the branch (and repo) object, leaving the physical locks
 
869
        # in place.
 
870
        branch.leave_lock_in_place()
 
871
        branch.repository.leave_lock_in_place()
 
872
        branch.unlock()
 
873
        response = request.execute('',
 
874
                                   branch_token, repo_token)
 
875
        self.assertEqual(
 
876
            SmartServerResponse(('ok',)), response)
 
877
        # The branch is now unlocked.  Verify that with a new branch
 
878
        # object.
 
879
        new_branch = branch.bzrdir.open_branch()
 
880
        new_branch.lock_write()
 
881
        new_branch.unlock()
 
882
 
 
883
    def test_unlock_on_unlocked_branch_unlocked_repo(self):
 
884
        backing = self.get_transport()
 
885
        request = smart.branch.SmartServerBranchRequestUnlock(backing)
 
886
        branch = self.make_branch('.', format='knit')
 
887
        response = request.execute(
 
888
            '', 'branch token', 'repo token')
 
889
        self.assertEqual(
 
890
            SmartServerResponse(('TokenMismatch',)), response)
 
891
 
 
892
    def test_unlock_on_unlocked_branch_locked_repo(self):
 
893
        backing = self.get_transport()
 
894
        request = smart.branch.SmartServerBranchRequestUnlock(backing)
 
895
        branch = self.make_branch('.', format='knit')
 
896
        # Lock the repository.
 
897
        repo_token = branch.repository.lock_write()
 
898
        branch.repository.leave_lock_in_place()
 
899
        branch.repository.unlock()
 
900
        # Issue branch lock_write request on the unlocked branch (with locked
 
901
        # repo).
 
902
        response = request.execute(
 
903
            '', 'branch token', repo_token)
 
904
        self.assertEqual(
 
905
            SmartServerResponse(('TokenMismatch',)), response)
 
906
 
 
907
 
 
908
class TestSmartServerRepositoryRequest(tests.TestCaseWithMemoryTransport):
 
909
 
 
910
    def test_no_repository(self):
 
911
        """Raise NoRepositoryPresent when there is a bzrdir and no repo."""
 
912
        # we test this using a shared repository above the named path,
 
913
        # thus checking the right search logic is used - that is, that
 
914
        # its the exact path being looked at and the server is not
 
915
        # searching.
 
916
        backing = self.get_transport()
 
917
        request = smart.repository.SmartServerRepositoryRequest(backing)
 
918
        self.make_repository('.', shared=True)
 
919
        self.make_bzrdir('subdir')
 
920
        self.assertRaises(errors.NoRepositoryPresent,
 
921
            request.execute, 'subdir')
 
922
 
 
923
 
 
924
class TestSmartServerRepositoryGetParentMap(tests.TestCaseWithMemoryTransport):
 
925
 
 
926
    def test_trivial_bzipped(self):
 
927
        # This tests that the wire encoding is actually bzipped
 
928
        backing = self.get_transport()
 
929
        request = smart.repository.SmartServerRepositoryGetParentMap(backing)
 
930
        tree = self.make_branch_and_memory_tree('.')
 
931
 
 
932
        self.assertEqual(None,
 
933
            request.execute('', 'missing-id'))
 
934
        # Note that it returns a body that is bzipped.
 
935
        self.assertEqual(
 
936
            SuccessfulSmartServerResponse(('ok', ), bz2.compress('')),
 
937
            request.do_body('\n\n0\n'))
 
938
 
 
939
    def test_trivial_include_missing(self):
 
940
        backing = self.get_transport()
 
941
        request = smart.repository.SmartServerRepositoryGetParentMap(backing)
 
942
        tree = self.make_branch_and_memory_tree('.')
 
943
 
 
944
        self.assertEqual(None,
 
945
            request.execute('', 'missing-id', 'include-missing:'))
 
946
        self.assertEqual(
 
947
            SuccessfulSmartServerResponse(('ok', ),
 
948
                bz2.compress('missing:missing-id')),
 
949
            request.do_body('\n\n0\n'))
 
950
 
 
951
 
 
952
class TestSmartServerRepositoryGetRevisionGraph(tests.TestCaseWithMemoryTransport):
 
953
 
 
954
    def test_none_argument(self):
 
955
        backing = self.get_transport()
 
956
        request = smart.repository.SmartServerRepositoryGetRevisionGraph(backing)
 
957
        tree = self.make_branch_and_memory_tree('.')
 
958
        tree.lock_write()
 
959
        tree.add('')
 
960
        r1 = tree.commit('1st commit')
 
961
        r2 = tree.commit('2nd commit', rev_id=u'\xc8'.encode('utf-8'))
 
962
        tree.unlock()
 
963
 
 
964
        # the lines of revision_id->revision_parent_list has no guaranteed
 
965
        # order coming out of a dict, so sort both our test and response
 
966
        lines = sorted([' '.join([r2, r1]), r1])
 
967
        response = request.execute('', '')
 
968
        response.body = '\n'.join(sorted(response.body.split('\n')))
 
969
 
 
970
        self.assertEqual(
 
971
            SmartServerResponse(('ok', ), '\n'.join(lines)), response)
 
972
 
 
973
    def test_specific_revision_argument(self):
 
974
        backing = self.get_transport()
 
975
        request = smart.repository.SmartServerRepositoryGetRevisionGraph(backing)
 
976
        tree = self.make_branch_and_memory_tree('.')
 
977
        tree.lock_write()
 
978
        tree.add('')
 
979
        rev_id_utf8 = u'\xc9'.encode('utf-8')
 
980
        r1 = tree.commit('1st commit', rev_id=rev_id_utf8)
 
981
        r2 = tree.commit('2nd commit', rev_id=u'\xc8'.encode('utf-8'))
 
982
        tree.unlock()
 
983
 
 
984
        self.assertEqual(SmartServerResponse(('ok', ), rev_id_utf8),
 
985
            request.execute('', rev_id_utf8))
 
986
 
 
987
    def test_no_such_revision(self):
 
988
        backing = self.get_transport()
 
989
        request = smart.repository.SmartServerRepositoryGetRevisionGraph(backing)
 
990
        tree = self.make_branch_and_memory_tree('.')
 
991
        tree.lock_write()
 
992
        tree.add('')
 
993
        r1 = tree.commit('1st commit')
 
994
        tree.unlock()
 
995
 
 
996
        # Note that it still returns body (of zero bytes).
 
997
        self.assertEqual(
 
998
            SmartServerResponse(('nosuchrevision', 'missingrevision', ), ''),
 
999
            request.execute('', 'missingrevision'))
 
1000
 
 
1001
 
 
1002
class TestSmartServerRepositoryGetStream(tests.TestCaseWithMemoryTransport):
 
1003
 
 
1004
    def make_two_commit_repo(self):
 
1005
        tree = self.make_branch_and_memory_tree('.')
 
1006
        tree.lock_write()
 
1007
        tree.add('')
 
1008
        r1 = tree.commit('1st commit')
 
1009
        r2 = tree.commit('2nd commit', rev_id=u'\xc8'.encode('utf-8'))
 
1010
        tree.unlock()
 
1011
        repo = tree.branch.repository
 
1012
        return repo, r1, r2
 
1013
 
 
1014
    def test_ancestry_of(self):
 
1015
        """The search argument may be a 'ancestry-of' some heads'."""
 
1016
        backing = self.get_transport()
 
1017
        request = smart.repository.SmartServerRepositoryGetStream(backing)
 
1018
        repo, r1, r2 = self.make_two_commit_repo()
 
1019
        fetch_spec = ['ancestry-of', r2]
 
1020
        lines = '\n'.join(fetch_spec)
 
1021
        request.execute('', repo._format.network_name())
 
1022
        response = request.do_body(lines)
 
1023
        self.assertEqual(('ok',), response.args)
 
1024
        stream_bytes = ''.join(response.body_stream)
 
1025
        self.assertStartsWith(stream_bytes, 'Bazaar pack format 1')
 
1026
 
 
1027
    def test_search(self):
 
1028
        """The search argument may be a 'search' of some explicit keys."""
 
1029
        backing = self.get_transport()
 
1030
        request = smart.repository.SmartServerRepositoryGetStream(backing)
 
1031
        repo, r1, r2 = self.make_two_commit_repo()
 
1032
        fetch_spec = ['search', '%s %s' % (r1, r2), 'null:', '2']
 
1033
        lines = '\n'.join(fetch_spec)
 
1034
        request.execute('', repo._format.network_name())
 
1035
        response = request.do_body(lines)
 
1036
        self.assertEqual(('ok',), response.args)
 
1037
        stream_bytes = ''.join(response.body_stream)
 
1038
        self.assertStartsWith(stream_bytes, 'Bazaar pack format 1')
 
1039
 
 
1040
 
 
1041
class TestSmartServerRequestHasRevision(tests.TestCaseWithMemoryTransport):
 
1042
 
 
1043
    def test_missing_revision(self):
 
1044
        """For a missing revision, ('no', ) is returned."""
 
1045
        backing = self.get_transport()
 
1046
        request = smart.repository.SmartServerRequestHasRevision(backing)
 
1047
        self.make_repository('.')
 
1048
        self.assertEqual(SmartServerResponse(('no', )),
 
1049
            request.execute('', 'revid'))
 
1050
 
 
1051
    def test_present_revision(self):
 
1052
        """For a present revision, ('yes', ) is returned."""
 
1053
        backing = self.get_transport()
 
1054
        request = smart.repository.SmartServerRequestHasRevision(backing)
 
1055
        tree = self.make_branch_and_memory_tree('.')
 
1056
        tree.lock_write()
 
1057
        tree.add('')
 
1058
        rev_id_utf8 = u'\xc8abc'.encode('utf-8')
 
1059
        r1 = tree.commit('a commit', rev_id=rev_id_utf8)
 
1060
        tree.unlock()
 
1061
        self.assertTrue(tree.branch.repository.has_revision(rev_id_utf8))
 
1062
        self.assertEqual(SmartServerResponse(('yes', )),
 
1063
            request.execute('', rev_id_utf8))
 
1064
 
 
1065
 
 
1066
class TestSmartServerRepositoryGatherStats(tests.TestCaseWithMemoryTransport):
 
1067
 
 
1068
    def test_empty_revid(self):
 
1069
        """With an empty revid, we get only size an number and revisions"""
 
1070
        backing = self.get_transport()
 
1071
        request = smart.repository.SmartServerRepositoryGatherStats(backing)
 
1072
        repository = self.make_repository('.')
 
1073
        stats = repository.gather_stats()
 
1074
        expected_body = 'revisions: 0\n'
 
1075
        self.assertEqual(SmartServerResponse(('ok', ), expected_body),
 
1076
                         request.execute('', '', 'no'))
 
1077
 
 
1078
    def test_revid_with_committers(self):
 
1079
        """For a revid we get more infos."""
 
1080
        backing = self.get_transport()
 
1081
        rev_id_utf8 = u'\xc8abc'.encode('utf-8')
 
1082
        request = smart.repository.SmartServerRepositoryGatherStats(backing)
 
1083
        tree = self.make_branch_and_memory_tree('.')
 
1084
        tree.lock_write()
 
1085
        tree.add('')
 
1086
        # Let's build a predictable result
 
1087
        tree.commit('a commit', timestamp=123456.2, timezone=3600)
 
1088
        tree.commit('a commit', timestamp=654321.4, timezone=0,
 
1089
                    rev_id=rev_id_utf8)
 
1090
        tree.unlock()
 
1091
 
 
1092
        stats = tree.branch.repository.gather_stats()
 
1093
        expected_body = ('firstrev: 123456.200 3600\n'
 
1094
                         'latestrev: 654321.400 0\n'
 
1095
                         'revisions: 2\n')
 
1096
        self.assertEqual(SmartServerResponse(('ok', ), expected_body),
 
1097
                         request.execute('',
 
1098
                                         rev_id_utf8, 'no'))
 
1099
 
 
1100
    def test_not_empty_repository_with_committers(self):
 
1101
        """For a revid and requesting committers we get the whole thing."""
 
1102
        backing = self.get_transport()
 
1103
        rev_id_utf8 = u'\xc8abc'.encode('utf-8')
 
1104
        request = smart.repository.SmartServerRepositoryGatherStats(backing)
 
1105
        tree = self.make_branch_and_memory_tree('.')
 
1106
        tree.lock_write()
 
1107
        tree.add('')
 
1108
        # Let's build a predictable result
 
1109
        tree.commit('a commit', timestamp=123456.2, timezone=3600,
 
1110
                    committer='foo')
 
1111
        tree.commit('a commit', timestamp=654321.4, timezone=0,
 
1112
                    committer='bar', rev_id=rev_id_utf8)
 
1113
        tree.unlock()
 
1114
        stats = tree.branch.repository.gather_stats()
 
1115
 
 
1116
        expected_body = ('committers: 2\n'
 
1117
                         'firstrev: 123456.200 3600\n'
 
1118
                         'latestrev: 654321.400 0\n'
 
1119
                         'revisions: 2\n')
 
1120
        self.assertEqual(SmartServerResponse(('ok', ), expected_body),
 
1121
                         request.execute('',
 
1122
                                         rev_id_utf8, 'yes'))
 
1123
 
 
1124
 
 
1125
class TestSmartServerRepositoryIsShared(tests.TestCaseWithMemoryTransport):
 
1126
 
 
1127
    def test_is_shared(self):
 
1128
        """For a shared repository, ('yes', ) is returned."""
 
1129
        backing = self.get_transport()
 
1130
        request = smart.repository.SmartServerRepositoryIsShared(backing)
 
1131
        self.make_repository('.', shared=True)
 
1132
        self.assertEqual(SmartServerResponse(('yes', )),
 
1133
            request.execute('', ))
 
1134
 
 
1135
    def test_is_not_shared(self):
 
1136
        """For a shared repository, ('no', ) is returned."""
 
1137
        backing = self.get_transport()
 
1138
        request = smart.repository.SmartServerRepositoryIsShared(backing)
 
1139
        self.make_repository('.', shared=False)
 
1140
        self.assertEqual(SmartServerResponse(('no', )),
 
1141
            request.execute('', ))
 
1142
 
 
1143
 
 
1144
class TestSmartServerRepositoryLockWrite(tests.TestCaseWithMemoryTransport):
 
1145
 
 
1146
    def test_lock_write_on_unlocked_repo(self):
 
1147
        backing = self.get_transport()
 
1148
        request = smart.repository.SmartServerRepositoryLockWrite(backing)
 
1149
        repository = self.make_repository('.', format='knit')
 
1150
        response = request.execute('')
 
1151
        nonce = repository.control_files._lock.peek().get('nonce')
 
1152
        self.assertEqual(SmartServerResponse(('ok', nonce)), response)
 
1153
        # The repository is now locked.  Verify that with a new repository
 
1154
        # object.
 
1155
        new_repo = repository.bzrdir.open_repository()
 
1156
        self.assertRaises(errors.LockContention, new_repo.lock_write)
 
1157
 
 
1158
    def test_lock_write_on_locked_repo(self):
 
1159
        backing = self.get_transport()
 
1160
        request = smart.repository.SmartServerRepositoryLockWrite(backing)
 
1161
        repository = self.make_repository('.', format='knit')
 
1162
        repository.lock_write()
 
1163
        repository.leave_lock_in_place()
 
1164
        repository.unlock()
 
1165
        response = request.execute('')
 
1166
        self.assertEqual(
 
1167
            SmartServerResponse(('LockContention',)), response)
 
1168
 
 
1169
    def test_lock_write_on_readonly_transport(self):
 
1170
        backing = self.get_readonly_transport()
 
1171
        request = smart.repository.SmartServerRepositoryLockWrite(backing)
 
1172
        repository = self.make_repository('.', format='knit')
 
1173
        response = request.execute('')
 
1174
        self.assertFalse(response.is_successful())
 
1175
        self.assertEqual('LockFailed', response.args[0])
 
1176
 
 
1177
 
 
1178
class TestInsertStreamBase(tests.TestCaseWithMemoryTransport):
 
1179
 
 
1180
    def make_empty_byte_stream(self, repo):
 
1181
        byte_stream = smart.repository._stream_to_byte_stream([], repo._format)
 
1182
        return ''.join(byte_stream)
 
1183
 
 
1184
 
 
1185
class TestSmartServerRepositoryInsertStream(TestInsertStreamBase):
 
1186
 
 
1187
    def test_insert_stream_empty(self):
 
1188
        backing = self.get_transport()
 
1189
        request = smart.repository.SmartServerRepositoryInsertStream(backing)
 
1190
        repository = self.make_repository('.')
 
1191
        response = request.execute('', '')
 
1192
        self.assertEqual(None, response)
 
1193
        response = request.do_chunk(self.make_empty_byte_stream(repository))
 
1194
        self.assertEqual(None, response)
 
1195
        response = request.do_end()
 
1196
        self.assertEqual(SmartServerResponse(('ok', )), response)
 
1197
        
 
1198
 
 
1199
class TestSmartServerRepositoryInsertStreamLocked(TestInsertStreamBase):
 
1200
 
 
1201
    def test_insert_stream_empty(self):
 
1202
        backing = self.get_transport()
 
1203
        request = smart.repository.SmartServerRepositoryInsertStreamLocked(
 
1204
            backing)
 
1205
        repository = self.make_repository('.', format='knit')
 
1206
        lock_token = repository.lock_write()
 
1207
        response = request.execute('', '', lock_token)
 
1208
        self.assertEqual(None, response)
 
1209
        response = request.do_chunk(self.make_empty_byte_stream(repository))
 
1210
        self.assertEqual(None, response)
 
1211
        response = request.do_end()
 
1212
        self.assertEqual(SmartServerResponse(('ok', )), response)
 
1213
        repository.unlock()
 
1214
 
 
1215
    def test_insert_stream_with_wrong_lock_token(self):
 
1216
        backing = self.get_transport()
 
1217
        request = smart.repository.SmartServerRepositoryInsertStreamLocked(
 
1218
            backing)
 
1219
        repository = self.make_repository('.', format='knit')
 
1220
        lock_token = repository.lock_write()
 
1221
        self.assertRaises(
 
1222
            errors.TokenMismatch, request.execute, '', '', 'wrong-token')
 
1223
        repository.unlock()
 
1224
 
 
1225
 
 
1226
class TestSmartServerRepositoryUnlock(tests.TestCaseWithMemoryTransport):
 
1227
 
 
1228
    def setUp(self):
 
1229
        tests.TestCaseWithMemoryTransport.setUp(self)
 
1230
 
 
1231
    def test_unlock_on_locked_repo(self):
 
1232
        backing = self.get_transport()
 
1233
        request = smart.repository.SmartServerRepositoryUnlock(backing)
 
1234
        repository = self.make_repository('.', format='knit')
 
1235
        token = repository.lock_write()
 
1236
        repository.leave_lock_in_place()
 
1237
        repository.unlock()
 
1238
        response = request.execute('', token)
 
1239
        self.assertEqual(
 
1240
            SmartServerResponse(('ok',)), response)
 
1241
        # The repository is now unlocked.  Verify that with a new repository
 
1242
        # object.
 
1243
        new_repo = repository.bzrdir.open_repository()
 
1244
        new_repo.lock_write()
 
1245
        new_repo.unlock()
 
1246
 
 
1247
    def test_unlock_on_unlocked_repo(self):
 
1248
        backing = self.get_transport()
 
1249
        request = smart.repository.SmartServerRepositoryUnlock(backing)
 
1250
        repository = self.make_repository('.', format='knit')
 
1251
        response = request.execute('', 'some token')
 
1252
        self.assertEqual(
 
1253
            SmartServerResponse(('TokenMismatch',)), response)
 
1254
 
 
1255
 
 
1256
class TestSmartServerIsReadonly(tests.TestCaseWithMemoryTransport):
 
1257
 
 
1258
    def test_is_readonly_no(self):
 
1259
        backing = self.get_transport()
 
1260
        request = smart.request.SmartServerIsReadonly(backing)
 
1261
        response = request.execute()
 
1262
        self.assertEqual(
 
1263
            SmartServerResponse(('no',)), response)
 
1264
 
 
1265
    def test_is_readonly_yes(self):
 
1266
        backing = self.get_readonly_transport()
 
1267
        request = smart.request.SmartServerIsReadonly(backing)
 
1268
        response = request.execute()
 
1269
        self.assertEqual(
 
1270
            SmartServerResponse(('yes',)), response)
 
1271
 
 
1272
 
 
1273
class TestSmartServerRepositorySetMakeWorkingTrees(tests.TestCaseWithMemoryTransport):
 
1274
 
 
1275
    def test_set_false(self):
 
1276
        backing = self.get_transport()
 
1277
        repo = self.make_repository('.', shared=True)
 
1278
        repo.set_make_working_trees(True)
 
1279
        request_class = smart.repository.SmartServerRepositorySetMakeWorkingTrees
 
1280
        request = request_class(backing)
 
1281
        self.assertEqual(SuccessfulSmartServerResponse(('ok',)),
 
1282
            request.execute('', 'False'))
 
1283
        repo = repo.bzrdir.open_repository()
 
1284
        self.assertFalse(repo.make_working_trees())
 
1285
 
 
1286
    def test_set_true(self):
 
1287
        backing = self.get_transport()
 
1288
        repo = self.make_repository('.', shared=True)
 
1289
        repo.set_make_working_trees(False)
 
1290
        request_class = smart.repository.SmartServerRepositorySetMakeWorkingTrees
 
1291
        request = request_class(backing)
 
1292
        self.assertEqual(SuccessfulSmartServerResponse(('ok',)),
 
1293
            request.execute('', 'True'))
 
1294
        repo = repo.bzrdir.open_repository()
 
1295
        self.assertTrue(repo.make_working_trees())
 
1296
 
 
1297
 
 
1298
class TestSmartServerPackRepositoryAutopack(tests.TestCaseWithTransport):
 
1299
 
 
1300
    def make_repo_needing_autopacking(self, path='.'):
 
1301
        # Make a repo in need of autopacking.
 
1302
        tree = self.make_branch_and_tree('.', format='pack-0.92')
 
1303
        repo = tree.branch.repository
 
1304
        # monkey-patch the pack collection to disable autopacking
 
1305
        repo._pack_collection._max_pack_count = lambda count: count
 
1306
        for x in range(10):
 
1307
            tree.commit('commit %s' % x)
 
1308
        self.assertEqual(10, len(repo._pack_collection.names()))
 
1309
        del repo._pack_collection._max_pack_count
 
1310
        return repo
 
1311
 
 
1312
    def test_autopack_needed(self):
 
1313
        repo = self.make_repo_needing_autopacking()
 
1314
        repo.lock_write()
 
1315
        self.addCleanup(repo.unlock)
 
1316
        backing = self.get_transport()
 
1317
        request = smart.packrepository.SmartServerPackRepositoryAutopack(
 
1318
            backing)
 
1319
        response = request.execute('')
 
1320
        self.assertEqual(SmartServerResponse(('ok',)), response)
 
1321
        repo._pack_collection.reload_pack_names()
 
1322
        self.assertEqual(1, len(repo._pack_collection.names()))
 
1323
 
 
1324
    def test_autopack_not_needed(self):
 
1325
        tree = self.make_branch_and_tree('.', format='pack-0.92')
 
1326
        repo = tree.branch.repository
 
1327
        repo.lock_write()
 
1328
        self.addCleanup(repo.unlock)
 
1329
        for x in range(9):
 
1330
            tree.commit('commit %s' % x)
 
1331
        backing = self.get_transport()
 
1332
        request = smart.packrepository.SmartServerPackRepositoryAutopack(
 
1333
            backing)
 
1334
        response = request.execute('')
 
1335
        self.assertEqual(SmartServerResponse(('ok',)), response)
 
1336
        repo._pack_collection.reload_pack_names()
 
1337
        self.assertEqual(9, len(repo._pack_collection.names()))
 
1338
 
 
1339
    def test_autopack_on_nonpack_format(self):
 
1340
        """A request to autopack a non-pack repo is a no-op."""
 
1341
        repo = self.make_repository('.', format='knit')
 
1342
        backing = self.get_transport()
 
1343
        request = smart.packrepository.SmartServerPackRepositoryAutopack(
 
1344
            backing)
 
1345
        response = request.execute('')
 
1346
        self.assertEqual(SmartServerResponse(('ok',)), response)
 
1347
 
 
1348
 
 
1349
class TestHandlers(tests.TestCase):
 
1350
    """Tests for the request.request_handlers object."""
 
1351
 
 
1352
    def test_all_registrations_exist(self):
 
1353
        """All registered request_handlers can be found."""
 
1354
        # If there's a typo in a register_lazy call, this loop will fail with
 
1355
        # an AttributeError.
 
1356
        for key, item in smart.request.request_handlers.iteritems():
 
1357
            pass
 
1358
 
 
1359
    def test_registered_methods(self):
 
1360
        """Test that known methods are registered to the correct object."""
 
1361
        self.assertEqual(
 
1362
            smart.request.request_handlers.get('Branch.get_config_file'),
 
1363
            smart.branch.SmartServerBranchGetConfigFile)
 
1364
        self.assertEqual(
 
1365
            smart.request.request_handlers.get('Branch.get_parent'),
 
1366
            smart.branch.SmartServerBranchGetParent)
 
1367
        self.assertEqual(
 
1368
            smart.request.request_handlers.get('Branch.get_tags_bytes'),
 
1369
            smart.branch.SmartServerBranchGetTagsBytes)
 
1370
        self.assertEqual(
 
1371
            smart.request.request_handlers.get('Branch.lock_write'),
 
1372
            smart.branch.SmartServerBranchRequestLockWrite)
 
1373
        self.assertEqual(
 
1374
            smart.request.request_handlers.get('Branch.last_revision_info'),
 
1375
            smart.branch.SmartServerBranchRequestLastRevisionInfo)
 
1376
        self.assertEqual(
 
1377
            smart.request.request_handlers.get('Branch.revision_history'),
 
1378
            smart.branch.SmartServerRequestRevisionHistory)
 
1379
        self.assertEqual(
 
1380
            smart.request.request_handlers.get('Branch.set_last_revision'),
 
1381
            smart.branch.SmartServerBranchRequestSetLastRevision)
 
1382
        self.assertEqual(
 
1383
            smart.request.request_handlers.get('Branch.set_last_revision_info'),
 
1384
            smart.branch.SmartServerBranchRequestSetLastRevisionInfo)
 
1385
        self.assertEqual(
 
1386
            smart.request.request_handlers.get('Branch.unlock'),
 
1387
            smart.branch.SmartServerBranchRequestUnlock)
 
1388
        self.assertEqual(
 
1389
            smart.request.request_handlers.get('BzrDir.find_repository'),
 
1390
            smart.bzrdir.SmartServerRequestFindRepositoryV1)
 
1391
        self.assertEqual(
 
1392
            smart.request.request_handlers.get('BzrDir.find_repositoryV2'),
 
1393
            smart.bzrdir.SmartServerRequestFindRepositoryV2)
 
1394
        self.assertEqual(
 
1395
            smart.request.request_handlers.get('BzrDirFormat.initialize'),
 
1396
            smart.bzrdir.SmartServerRequestInitializeBzrDir)
 
1397
        self.assertEqual(
 
1398
            smart.request.request_handlers.get('BzrDir.cloning_metadir'),
 
1399
            smart.bzrdir.SmartServerBzrDirRequestCloningMetaDir)
 
1400
        self.assertEqual(
 
1401
            smart.request.request_handlers.get('BzrDir.open_branch'),
 
1402
            smart.bzrdir.SmartServerRequestOpenBranch)
 
1403
        self.assertEqual(
 
1404
            smart.request.request_handlers.get('BzrDir.open_branchV2'),
 
1405
            smart.bzrdir.SmartServerRequestOpenBranchV2)
 
1406
        self.assertEqual(
 
1407
            smart.request.request_handlers.get('PackRepository.autopack'),
 
1408
            smart.packrepository.SmartServerPackRepositoryAutopack)
 
1409
        self.assertEqual(
 
1410
            smart.request.request_handlers.get('Repository.gather_stats'),
 
1411
            smart.repository.SmartServerRepositoryGatherStats)
 
1412
        self.assertEqual(
 
1413
            smart.request.request_handlers.get('Repository.get_parent_map'),
 
1414
            smart.repository.SmartServerRepositoryGetParentMap)
 
1415
        self.assertEqual(
 
1416
            smart.request.request_handlers.get(
 
1417
                'Repository.get_revision_graph'),
 
1418
            smart.repository.SmartServerRepositoryGetRevisionGraph)
 
1419
        self.assertEqual(
 
1420
            smart.request.request_handlers.get('Repository.get_stream'),
 
1421
            smart.repository.SmartServerRepositoryGetStream)
 
1422
        self.assertEqual(
 
1423
            smart.request.request_handlers.get('Repository.has_revision'),
 
1424
            smart.repository.SmartServerRequestHasRevision)
 
1425
        self.assertEqual(
 
1426
            smart.request.request_handlers.get('Repository.insert_stream'),
 
1427
            smart.repository.SmartServerRepositoryInsertStream)
 
1428
        self.assertEqual(
 
1429
            smart.request.request_handlers.get('Repository.insert_stream_locked'),
 
1430
            smart.repository.SmartServerRepositoryInsertStreamLocked)
 
1431
        self.assertEqual(
 
1432
            smart.request.request_handlers.get('Repository.is_shared'),
 
1433
            smart.repository.SmartServerRepositoryIsShared)
 
1434
        self.assertEqual(
 
1435
            smart.request.request_handlers.get('Repository.lock_write'),
 
1436
            smart.repository.SmartServerRepositoryLockWrite)
 
1437
        self.assertEqual(
 
1438
            smart.request.request_handlers.get('Repository.tarball'),
 
1439
            smart.repository.SmartServerRepositoryTarball)
 
1440
        self.assertEqual(
 
1441
            smart.request.request_handlers.get('Repository.unlock'),
 
1442
            smart.repository.SmartServerRepositoryUnlock)
 
1443
        self.assertEqual(
 
1444
            smart.request.request_handlers.get('Transport.is_readonly'),
 
1445
            smart.request.SmartServerIsReadonly)