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  • Committer: Canonical.com Patch Queue Manager
  • Date: 2009-04-09 20:23:07 UTC
  • mfrom: (4265.1.4 bbc-merge)
  • Revision ID: pqm@pqm.ubuntu.com-20090409202307-n0depb16qepoe21o
(jam) Change _fetch_uses_deltas = False for CHK repos until we can
        write a better fix.

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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 TestLockedBranch(tests.TestCaseWithMemoryTransport):
 
506
 
 
507
    def get_lock_tokens(self, branch):
 
508
        branch_token = branch.lock_write()
 
509
        repo_token = branch.repository.lock_write()
 
510
        branch.repository.unlock()
 
511
        return branch_token, repo_token
 
512
 
 
513
 
 
514
class TestSmartServerBranchRequestSetConfigOption(TestLockedBranch):
 
515
 
 
516
    def test_value_name(self):
 
517
        branch = self.make_branch('.')
 
518
        request = smart.branch.SmartServerBranchRequestSetConfigOption(
 
519
            branch.bzrdir.root_transport)
 
520
        branch_token, repo_token = self.get_lock_tokens(branch)
 
521
        config = branch._get_config()
 
522
        result = request.execute('', branch_token, repo_token, 'bar', 'foo',
 
523
            '')
 
524
        self.assertEqual(SuccessfulSmartServerResponse(()), result)
 
525
        self.assertEqual('bar', config.get_option('foo'))
 
526
 
 
527
    def test_value_name_section(self):
 
528
        branch = self.make_branch('.')
 
529
        request = smart.branch.SmartServerBranchRequestSetConfigOption(
 
530
            branch.bzrdir.root_transport)
 
531
        branch_token, repo_token = self.get_lock_tokens(branch)
 
532
        config = branch._get_config()
 
533
        result = request.execute('', branch_token, repo_token, 'bar', 'foo',
 
534
            'gam')
 
535
        self.assertEqual(SuccessfulSmartServerResponse(()), result)
 
536
        self.assertEqual('bar', config.get_option('foo', 'gam'))
 
537
 
 
538
 
 
539
class SetLastRevisionTestBase(TestLockedBranch):
 
540
    """Base test case for verbs that implement set_last_revision."""
 
541
 
 
542
    def setUp(self):
 
543
        tests.TestCaseWithMemoryTransport.setUp(self)
 
544
        backing_transport = self.get_transport()
 
545
        self.request = self.request_class(backing_transport)
 
546
        self.tree = self.make_branch_and_memory_tree('.')
 
547
 
 
548
    def lock_branch(self):
 
549
        return self.get_lock_tokens(self.tree.branch)
 
550
 
 
551
    def unlock_branch(self):
 
552
        self.tree.branch.unlock()
 
553
 
 
554
    def set_last_revision(self, revision_id, revno):
 
555
        branch_token, repo_token = self.lock_branch()
 
556
        response = self._set_last_revision(
 
557
            revision_id, revno, branch_token, repo_token)
 
558
        self.unlock_branch()
 
559
        return response
 
560
 
 
561
    def assertRequestSucceeds(self, revision_id, revno):
 
562
        response = self.set_last_revision(revision_id, revno)
 
563
        self.assertEqual(SuccessfulSmartServerResponse(('ok',)), response)
 
564
 
 
565
 
 
566
class TestSetLastRevisionVerbMixin(object):
 
567
    """Mixin test case for verbs that implement set_last_revision."""
 
568
 
 
569
    def test_set_null_to_null(self):
 
570
        """An empty branch can have its last revision set to 'null:'."""
 
571
        self.assertRequestSucceeds('null:', 0)
 
572
 
 
573
    def test_NoSuchRevision(self):
 
574
        """If the revision_id is not present, the verb returns NoSuchRevision.
 
575
        """
 
576
        revision_id = 'non-existent revision'
 
577
        self.assertEqual(
 
578
            FailedSmartServerResponse(('NoSuchRevision', revision_id)),
 
579
            self.set_last_revision(revision_id, 1))
 
580
 
 
581
    def make_tree_with_two_commits(self):
 
582
        self.tree.lock_write()
 
583
        self.tree.add('')
 
584
        rev_id_utf8 = u'\xc8'.encode('utf-8')
 
585
        r1 = self.tree.commit('1st commit', rev_id=rev_id_utf8)
 
586
        r2 = self.tree.commit('2nd commit', rev_id='rev-2')
 
587
        self.tree.unlock()
 
588
 
 
589
    def test_branch_last_revision_info_is_updated(self):
 
590
        """A branch's tip can be set to a revision that is present in its
 
591
        repository.
 
592
        """
 
593
        # Make a branch with an empty revision history, but two revisions in
 
594
        # its repository.
 
595
        self.make_tree_with_two_commits()
 
596
        rev_id_utf8 = u'\xc8'.encode('utf-8')
 
597
        self.tree.branch.set_revision_history([])
 
598
        self.assertEqual(
 
599
            (0, 'null:'), self.tree.branch.last_revision_info())
 
600
        # We can update the branch to a revision that is present in the
 
601
        # repository.
 
602
        self.assertRequestSucceeds(rev_id_utf8, 1)
 
603
        self.assertEqual(
 
604
            (1, rev_id_utf8), self.tree.branch.last_revision_info())
 
605
 
 
606
    def test_branch_last_revision_info_rewind(self):
 
607
        """A branch's tip can be set to a revision that is an ancestor of the
 
608
        current tip.
 
609
        """
 
610
        self.make_tree_with_two_commits()
 
611
        rev_id_utf8 = u'\xc8'.encode('utf-8')
 
612
        self.assertEqual(
 
613
            (2, 'rev-2'), self.tree.branch.last_revision_info())
 
614
        self.assertRequestSucceeds(rev_id_utf8, 1)
 
615
        self.assertEqual(
 
616
            (1, rev_id_utf8), self.tree.branch.last_revision_info())
 
617
 
 
618
    def test_TipChangeRejected(self):
 
619
        """If a pre_change_branch_tip hook raises TipChangeRejected, the verb
 
620
        returns TipChangeRejected.
 
621
        """
 
622
        rejection_message = u'rejection message\N{INTERROBANG}'
 
623
        def hook_that_rejects(params):
 
624
            raise errors.TipChangeRejected(rejection_message)
 
625
        Branch.hooks.install_named_hook(
 
626
            'pre_change_branch_tip', hook_that_rejects, None)
 
627
        self.assertEqual(
 
628
            FailedSmartServerResponse(
 
629
                ('TipChangeRejected', rejection_message.encode('utf-8'))),
 
630
            self.set_last_revision('null:', 0))
 
631
 
 
632
 
 
633
class TestSmartServerBranchRequestSetLastRevision(
 
634
        SetLastRevisionTestBase, TestSetLastRevisionVerbMixin):
 
635
    """Tests for Branch.set_last_revision verb."""
 
636
 
 
637
    request_class = smart.branch.SmartServerBranchRequestSetLastRevision
 
638
 
 
639
    def _set_last_revision(self, revision_id, revno, branch_token, repo_token):
 
640
        return self.request.execute(
 
641
            '', branch_token, repo_token, revision_id)
 
642
 
 
643
 
 
644
class TestSmartServerBranchRequestSetLastRevisionInfo(
 
645
        SetLastRevisionTestBase, TestSetLastRevisionVerbMixin):
 
646
    """Tests for Branch.set_last_revision_info verb."""
 
647
 
 
648
    request_class = smart.branch.SmartServerBranchRequestSetLastRevisionInfo
 
649
 
 
650
    def _set_last_revision(self, revision_id, revno, branch_token, repo_token):
 
651
        return self.request.execute(
 
652
            '', branch_token, repo_token, revno, revision_id)
 
653
 
 
654
    def test_NoSuchRevision(self):
 
655
        """Branch.set_last_revision_info does not have to return
 
656
        NoSuchRevision if the revision_id is absent.
 
657
        """
 
658
        raise tests.TestNotApplicable()
 
659
 
 
660
 
 
661
class TestSmartServerBranchRequestSetLastRevisionEx(
 
662
        SetLastRevisionTestBase, TestSetLastRevisionVerbMixin):
 
663
    """Tests for Branch.set_last_revision_ex verb."""
 
664
 
 
665
    request_class = smart.branch.SmartServerBranchRequestSetLastRevisionEx
 
666
 
 
667
    def _set_last_revision(self, revision_id, revno, branch_token, repo_token):
 
668
        return self.request.execute(
 
669
            '', branch_token, repo_token, revision_id, 0, 0)
 
670
 
 
671
    def assertRequestSucceeds(self, revision_id, revno):
 
672
        response = self.set_last_revision(revision_id, revno)
 
673
        self.assertEqual(
 
674
            SuccessfulSmartServerResponse(('ok', revno, revision_id)),
 
675
            response)
 
676
 
 
677
    def test_branch_last_revision_info_rewind(self):
 
678
        """A branch's tip can be set to a revision that is an ancestor of the
 
679
        current tip, but only if allow_overwrite_descendant is passed.
 
680
        """
 
681
        self.make_tree_with_two_commits()
 
682
        rev_id_utf8 = u'\xc8'.encode('utf-8')
 
683
        self.assertEqual(
 
684
            (2, 'rev-2'), self.tree.branch.last_revision_info())
 
685
        # If allow_overwrite_descendant flag is 0, then trying to set the tip
 
686
        # to an older revision ID has no effect.
 
687
        branch_token, repo_token = self.lock_branch()
 
688
        response = self.request.execute(
 
689
            '', branch_token, repo_token, rev_id_utf8, 0, 0)
 
690
        self.assertEqual(
 
691
            SuccessfulSmartServerResponse(('ok', 2, 'rev-2')),
 
692
            response)
 
693
        self.assertEqual(
 
694
            (2, 'rev-2'), self.tree.branch.last_revision_info())
 
695
 
 
696
        # If allow_overwrite_descendant flag is 1, then setting the tip to an
 
697
        # ancestor works.
 
698
        response = self.request.execute(
 
699
            '', branch_token, repo_token, rev_id_utf8, 0, 1)
 
700
        self.assertEqual(
 
701
            SuccessfulSmartServerResponse(('ok', 1, rev_id_utf8)),
 
702
            response)
 
703
        self.unlock_branch()
 
704
        self.assertEqual(
 
705
            (1, rev_id_utf8), self.tree.branch.last_revision_info())
 
706
 
 
707
    def make_branch_with_divergent_history(self):
 
708
        """Make a branch with divergent history in its repo.
 
709
 
 
710
        The branch's tip will be 'child-2', and the repo will also contain
 
711
        'child-1', which diverges from a common base revision.
 
712
        """
 
713
        self.tree.lock_write()
 
714
        self.tree.add('')
 
715
        r1 = self.tree.commit('1st commit')
 
716
        revno_1, revid_1 = self.tree.branch.last_revision_info()
 
717
        r2 = self.tree.commit('2nd commit', rev_id='child-1')
 
718
        # Undo the second commit
 
719
        self.tree.branch.set_last_revision_info(revno_1, revid_1)
 
720
        self.tree.set_parent_ids([revid_1])
 
721
        # Make a new second commit, child-2.  child-2 has diverged from
 
722
        # child-1.
 
723
        new_r2 = self.tree.commit('2nd commit', rev_id='child-2')
 
724
        self.tree.unlock()
 
725
 
 
726
    def test_not_allow_diverged(self):
 
727
        """If allow_diverged is not passed, then setting a divergent history
 
728
        returns a Diverged error.
 
729
        """
 
730
        self.make_branch_with_divergent_history()
 
731
        self.assertEqual(
 
732
            FailedSmartServerResponse(('Diverged',)),
 
733
            self.set_last_revision('child-1', 2))
 
734
        # The branch tip was not changed.
 
735
        self.assertEqual('child-2', self.tree.branch.last_revision())
 
736
 
 
737
    def test_allow_diverged(self):
 
738
        """If allow_diverged is passed, then setting a divergent history
 
739
        succeeds.
 
740
        """
 
741
        self.make_branch_with_divergent_history()
 
742
        branch_token, repo_token = self.lock_branch()
 
743
        response = self.request.execute(
 
744
            '', branch_token, repo_token, 'child-1', 1, 0)
 
745
        self.assertEqual(
 
746
            SuccessfulSmartServerResponse(('ok', 2, 'child-1')),
 
747
            response)
 
748
        self.unlock_branch()
 
749
        # The branch tip was changed.
 
750
        self.assertEqual('child-1', self.tree.branch.last_revision())
 
751
 
 
752
 
 
753
class TestSmartServerBranchRequestGetParent(tests.TestCaseWithMemoryTransport):
 
754
 
 
755
    def test_get_parent_none(self):
 
756
        base_branch = self.make_branch('base')
 
757
        request = smart.branch.SmartServerBranchGetParent(self.get_transport())
 
758
        response = request.execute('base')
 
759
        self.assertEquals(
 
760
            SuccessfulSmartServerResponse(('',)), response)
 
761
 
 
762
    def test_get_parent_something(self):
 
763
        base_branch = self.make_branch('base')
 
764
        base_branch.set_parent(self.get_url('foo'))
 
765
        request = smart.branch.SmartServerBranchGetParent(self.get_transport())
 
766
        response = request.execute('base')
 
767
        self.assertEquals(
 
768
            SuccessfulSmartServerResponse(("../foo",)),
 
769
            response)
 
770
 
 
771
 
 
772
class TestSmartServerBranchRequestGetTagsBytes(tests.TestCaseWithMemoryTransport):
 
773
# Only called when the branch format and tags match [yay factory
 
774
# methods] so only need to test straight forward cases.
 
775
 
 
776
    def test_get_bytes(self):
 
777
        base_branch = self.make_branch('base')
 
778
        request = smart.branch.SmartServerBranchGetTagsBytes(
 
779
            self.get_transport())
 
780
        response = request.execute('base')
 
781
        self.assertEquals(
 
782
            SuccessfulSmartServerResponse(('',)), response)
 
783
 
 
784
 
 
785
class TestSmartServerBranchRequestGetStackedOnURL(tests.TestCaseWithMemoryTransport):
 
786
 
 
787
    def test_get_stacked_on_url(self):
 
788
        base_branch = self.make_branch('base', format='1.6')
 
789
        stacked_branch = self.make_branch('stacked', format='1.6')
 
790
        # typically should be relative
 
791
        stacked_branch.set_stacked_on_url('../base')
 
792
        request = smart.branch.SmartServerBranchRequestGetStackedOnURL(
 
793
            self.get_transport())
 
794
        response = request.execute('stacked')
 
795
        self.assertEquals(
 
796
            SmartServerResponse(('ok', '../base')),
 
797
            response)
 
798
 
 
799
 
 
800
class TestSmartServerBranchRequestLockWrite(tests.TestCaseWithMemoryTransport):
 
801
 
 
802
    def setUp(self):
 
803
        tests.TestCaseWithMemoryTransport.setUp(self)
 
804
 
 
805
    def test_lock_write_on_unlocked_branch(self):
 
806
        backing = self.get_transport()
 
807
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
808
        branch = self.make_branch('.', format='knit')
 
809
        repository = branch.repository
 
810
        response = request.execute('')
 
811
        branch_nonce = branch.control_files._lock.peek().get('nonce')
 
812
        repository_nonce = repository.control_files._lock.peek().get('nonce')
 
813
        self.assertEqual(
 
814
            SmartServerResponse(('ok', branch_nonce, repository_nonce)),
 
815
            response)
 
816
        # The branch (and associated repository) is now locked.  Verify that
 
817
        # with a new branch object.
 
818
        new_branch = repository.bzrdir.open_branch()
 
819
        self.assertRaises(errors.LockContention, new_branch.lock_write)
 
820
 
 
821
    def test_lock_write_on_locked_branch(self):
 
822
        backing = self.get_transport()
 
823
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
824
        branch = self.make_branch('.')
 
825
        branch.lock_write()
 
826
        branch.leave_lock_in_place()
 
827
        branch.unlock()
 
828
        response = request.execute('')
 
829
        self.assertEqual(
 
830
            SmartServerResponse(('LockContention',)), response)
 
831
 
 
832
    def test_lock_write_with_tokens_on_locked_branch(self):
 
833
        backing = self.get_transport()
 
834
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
835
        branch = self.make_branch('.', format='knit')
 
836
        branch_token = branch.lock_write()
 
837
        repo_token = branch.repository.lock_write()
 
838
        branch.repository.unlock()
 
839
        branch.leave_lock_in_place()
 
840
        branch.repository.leave_lock_in_place()
 
841
        branch.unlock()
 
842
        response = request.execute('',
 
843
                                   branch_token, repo_token)
 
844
        self.assertEqual(
 
845
            SmartServerResponse(('ok', branch_token, repo_token)), response)
 
846
 
 
847
    def test_lock_write_with_mismatched_tokens_on_locked_branch(self):
 
848
        backing = self.get_transport()
 
849
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
850
        branch = self.make_branch('.', format='knit')
 
851
        branch_token = branch.lock_write()
 
852
        repo_token = branch.repository.lock_write()
 
853
        branch.repository.unlock()
 
854
        branch.leave_lock_in_place()
 
855
        branch.repository.leave_lock_in_place()
 
856
        branch.unlock()
 
857
        response = request.execute('',
 
858
                                   branch_token+'xxx', repo_token)
 
859
        self.assertEqual(
 
860
            SmartServerResponse(('TokenMismatch',)), response)
 
861
 
 
862
    def test_lock_write_on_locked_repo(self):
 
863
        backing = self.get_transport()
 
864
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
865
        branch = self.make_branch('.', format='knit')
 
866
        branch.repository.lock_write()
 
867
        branch.repository.leave_lock_in_place()
 
868
        branch.repository.unlock()
 
869
        response = request.execute('')
 
870
        self.assertEqual(
 
871
            SmartServerResponse(('LockContention',)), response)
 
872
 
 
873
    def test_lock_write_on_readonly_transport(self):
 
874
        backing = self.get_readonly_transport()
 
875
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
876
        branch = self.make_branch('.')
 
877
        root = self.get_transport().clone('/')
 
878
        path = urlutils.relative_url(root.base, self.get_transport().base)
 
879
        response = request.execute(path)
 
880
        error_name, lock_str, why_str = response.args
 
881
        self.assertFalse(response.is_successful())
 
882
        self.assertEqual('LockFailed', error_name)
 
883
 
 
884
 
 
885
class TestSmartServerBranchRequestUnlock(tests.TestCaseWithMemoryTransport):
 
886
 
 
887
    def setUp(self):
 
888
        tests.TestCaseWithMemoryTransport.setUp(self)
 
889
 
 
890
    def test_unlock_on_locked_branch_and_repo(self):
 
891
        backing = self.get_transport()
 
892
        request = smart.branch.SmartServerBranchRequestUnlock(backing)
 
893
        branch = self.make_branch('.', format='knit')
 
894
        # Lock the branch
 
895
        branch_token = branch.lock_write()
 
896
        repo_token = branch.repository.lock_write()
 
897
        branch.repository.unlock()
 
898
        # Unlock the branch (and repo) object, leaving the physical locks
 
899
        # in place.
 
900
        branch.leave_lock_in_place()
 
901
        branch.repository.leave_lock_in_place()
 
902
        branch.unlock()
 
903
        response = request.execute('',
 
904
                                   branch_token, repo_token)
 
905
        self.assertEqual(
 
906
            SmartServerResponse(('ok',)), response)
 
907
        # The branch is now unlocked.  Verify that with a new branch
 
908
        # object.
 
909
        new_branch = branch.bzrdir.open_branch()
 
910
        new_branch.lock_write()
 
911
        new_branch.unlock()
 
912
 
 
913
    def test_unlock_on_unlocked_branch_unlocked_repo(self):
 
914
        backing = self.get_transport()
 
915
        request = smart.branch.SmartServerBranchRequestUnlock(backing)
 
916
        branch = self.make_branch('.', format='knit')
 
917
        response = request.execute(
 
918
            '', 'branch token', 'repo token')
 
919
        self.assertEqual(
 
920
            SmartServerResponse(('TokenMismatch',)), response)
 
921
 
 
922
    def test_unlock_on_unlocked_branch_locked_repo(self):
 
923
        backing = self.get_transport()
 
924
        request = smart.branch.SmartServerBranchRequestUnlock(backing)
 
925
        branch = self.make_branch('.', format='knit')
 
926
        # Lock the repository.
 
927
        repo_token = branch.repository.lock_write()
 
928
        branch.repository.leave_lock_in_place()
 
929
        branch.repository.unlock()
 
930
        # Issue branch lock_write request on the unlocked branch (with locked
 
931
        # repo).
 
932
        response = request.execute(
 
933
            '', 'branch token', repo_token)
 
934
        self.assertEqual(
 
935
            SmartServerResponse(('TokenMismatch',)), response)
 
936
 
 
937
 
 
938
class TestSmartServerRepositoryRequest(tests.TestCaseWithMemoryTransport):
 
939
 
 
940
    def test_no_repository(self):
 
941
        """Raise NoRepositoryPresent when there is a bzrdir and no repo."""
 
942
        # we test this using a shared repository above the named path,
 
943
        # thus checking the right search logic is used - that is, that
 
944
        # its the exact path being looked at and the server is not
 
945
        # searching.
 
946
        backing = self.get_transport()
 
947
        request = smart.repository.SmartServerRepositoryRequest(backing)
 
948
        self.make_repository('.', shared=True)
 
949
        self.make_bzrdir('subdir')
 
950
        self.assertRaises(errors.NoRepositoryPresent,
 
951
            request.execute, 'subdir')
 
952
 
 
953
 
 
954
class TestSmartServerRepositoryGetParentMap(tests.TestCaseWithMemoryTransport):
 
955
 
 
956
    def test_trivial_bzipped(self):
 
957
        # This tests that the wire encoding is actually bzipped
 
958
        backing = self.get_transport()
 
959
        request = smart.repository.SmartServerRepositoryGetParentMap(backing)
 
960
        tree = self.make_branch_and_memory_tree('.')
 
961
 
 
962
        self.assertEqual(None,
 
963
            request.execute('', 'missing-id'))
 
964
        # Note that it returns a body that is bzipped.
 
965
        self.assertEqual(
 
966
            SuccessfulSmartServerResponse(('ok', ), bz2.compress('')),
 
967
            request.do_body('\n\n0\n'))
 
968
 
 
969
    def test_trivial_include_missing(self):
 
970
        backing = self.get_transport()
 
971
        request = smart.repository.SmartServerRepositoryGetParentMap(backing)
 
972
        tree = self.make_branch_and_memory_tree('.')
 
973
 
 
974
        self.assertEqual(None,
 
975
            request.execute('', 'missing-id', 'include-missing:'))
 
976
        self.assertEqual(
 
977
            SuccessfulSmartServerResponse(('ok', ),
 
978
                bz2.compress('missing:missing-id')),
 
979
            request.do_body('\n\n0\n'))
 
980
 
 
981
 
 
982
class TestSmartServerRepositoryGetRevisionGraph(tests.TestCaseWithMemoryTransport):
 
983
 
 
984
    def test_none_argument(self):
 
985
        backing = self.get_transport()
 
986
        request = smart.repository.SmartServerRepositoryGetRevisionGraph(backing)
 
987
        tree = self.make_branch_and_memory_tree('.')
 
988
        tree.lock_write()
 
989
        tree.add('')
 
990
        r1 = tree.commit('1st commit')
 
991
        r2 = tree.commit('2nd commit', rev_id=u'\xc8'.encode('utf-8'))
 
992
        tree.unlock()
 
993
 
 
994
        # the lines of revision_id->revision_parent_list has no guaranteed
 
995
        # order coming out of a dict, so sort both our test and response
 
996
        lines = sorted([' '.join([r2, r1]), r1])
 
997
        response = request.execute('', '')
 
998
        response.body = '\n'.join(sorted(response.body.split('\n')))
 
999
 
 
1000
        self.assertEqual(
 
1001
            SmartServerResponse(('ok', ), '\n'.join(lines)), response)
 
1002
 
 
1003
    def test_specific_revision_argument(self):
 
1004
        backing = self.get_transport()
 
1005
        request = smart.repository.SmartServerRepositoryGetRevisionGraph(backing)
 
1006
        tree = self.make_branch_and_memory_tree('.')
 
1007
        tree.lock_write()
 
1008
        tree.add('')
 
1009
        rev_id_utf8 = u'\xc9'.encode('utf-8')
 
1010
        r1 = tree.commit('1st commit', rev_id=rev_id_utf8)
 
1011
        r2 = tree.commit('2nd commit', rev_id=u'\xc8'.encode('utf-8'))
 
1012
        tree.unlock()
 
1013
 
 
1014
        self.assertEqual(SmartServerResponse(('ok', ), rev_id_utf8),
 
1015
            request.execute('', rev_id_utf8))
 
1016
 
 
1017
    def test_no_such_revision(self):
 
1018
        backing = self.get_transport()
 
1019
        request = smart.repository.SmartServerRepositoryGetRevisionGraph(backing)
 
1020
        tree = self.make_branch_and_memory_tree('.')
 
1021
        tree.lock_write()
 
1022
        tree.add('')
 
1023
        r1 = tree.commit('1st commit')
 
1024
        tree.unlock()
 
1025
 
 
1026
        # Note that it still returns body (of zero bytes).
 
1027
        self.assertEqual(
 
1028
            SmartServerResponse(('nosuchrevision', 'missingrevision', ), ''),
 
1029
            request.execute('', 'missingrevision'))
 
1030
 
 
1031
 
 
1032
class TestSmartServerRepositoryGetStream(tests.TestCaseWithMemoryTransport):
 
1033
 
 
1034
    def make_two_commit_repo(self):
 
1035
        tree = self.make_branch_and_memory_tree('.')
 
1036
        tree.lock_write()
 
1037
        tree.add('')
 
1038
        r1 = tree.commit('1st commit')
 
1039
        r2 = tree.commit('2nd commit', rev_id=u'\xc8'.encode('utf-8'))
 
1040
        tree.unlock()
 
1041
        repo = tree.branch.repository
 
1042
        return repo, r1, r2
 
1043
 
 
1044
    def test_ancestry_of(self):
 
1045
        """The search argument may be a 'ancestry-of' some heads'."""
 
1046
        backing = self.get_transport()
 
1047
        request = smart.repository.SmartServerRepositoryGetStream(backing)
 
1048
        repo, r1, r2 = self.make_two_commit_repo()
 
1049
        fetch_spec = ['ancestry-of', r2]
 
1050
        lines = '\n'.join(fetch_spec)
 
1051
        request.execute('', repo._format.network_name())
 
1052
        response = request.do_body(lines)
 
1053
        self.assertEqual(('ok',), response.args)
 
1054
        stream_bytes = ''.join(response.body_stream)
 
1055
        self.assertStartsWith(stream_bytes, 'Bazaar pack format 1')
 
1056
 
 
1057
    def test_search(self):
 
1058
        """The search argument may be a 'search' of some explicit keys."""
 
1059
        backing = self.get_transport()
 
1060
        request = smart.repository.SmartServerRepositoryGetStream(backing)
 
1061
        repo, r1, r2 = self.make_two_commit_repo()
 
1062
        fetch_spec = ['search', '%s %s' % (r1, r2), 'null:', '2']
 
1063
        lines = '\n'.join(fetch_spec)
 
1064
        request.execute('', repo._format.network_name())
 
1065
        response = request.do_body(lines)
 
1066
        self.assertEqual(('ok',), response.args)
 
1067
        stream_bytes = ''.join(response.body_stream)
 
1068
        self.assertStartsWith(stream_bytes, 'Bazaar pack format 1')
 
1069
 
 
1070
 
 
1071
class TestSmartServerRequestHasRevision(tests.TestCaseWithMemoryTransport):
 
1072
 
 
1073
    def test_missing_revision(self):
 
1074
        """For a missing revision, ('no', ) is returned."""
 
1075
        backing = self.get_transport()
 
1076
        request = smart.repository.SmartServerRequestHasRevision(backing)
 
1077
        self.make_repository('.')
 
1078
        self.assertEqual(SmartServerResponse(('no', )),
 
1079
            request.execute('', 'revid'))
 
1080
 
 
1081
    def test_present_revision(self):
 
1082
        """For a present revision, ('yes', ) is returned."""
 
1083
        backing = self.get_transport()
 
1084
        request = smart.repository.SmartServerRequestHasRevision(backing)
 
1085
        tree = self.make_branch_and_memory_tree('.')
 
1086
        tree.lock_write()
 
1087
        tree.add('')
 
1088
        rev_id_utf8 = u'\xc8abc'.encode('utf-8')
 
1089
        r1 = tree.commit('a commit', rev_id=rev_id_utf8)
 
1090
        tree.unlock()
 
1091
        self.assertTrue(tree.branch.repository.has_revision(rev_id_utf8))
 
1092
        self.assertEqual(SmartServerResponse(('yes', )),
 
1093
            request.execute('', rev_id_utf8))
 
1094
 
 
1095
 
 
1096
class TestSmartServerRepositoryGatherStats(tests.TestCaseWithMemoryTransport):
 
1097
 
 
1098
    def test_empty_revid(self):
 
1099
        """With an empty revid, we get only size an number and revisions"""
 
1100
        backing = self.get_transport()
 
1101
        request = smart.repository.SmartServerRepositoryGatherStats(backing)
 
1102
        repository = self.make_repository('.')
 
1103
        stats = repository.gather_stats()
 
1104
        expected_body = 'revisions: 0\n'
 
1105
        self.assertEqual(SmartServerResponse(('ok', ), expected_body),
 
1106
                         request.execute('', '', 'no'))
 
1107
 
 
1108
    def test_revid_with_committers(self):
 
1109
        """For a revid we get more infos."""
 
1110
        backing = self.get_transport()
 
1111
        rev_id_utf8 = u'\xc8abc'.encode('utf-8')
 
1112
        request = smart.repository.SmartServerRepositoryGatherStats(backing)
 
1113
        tree = self.make_branch_and_memory_tree('.')
 
1114
        tree.lock_write()
 
1115
        tree.add('')
 
1116
        # Let's build a predictable result
 
1117
        tree.commit('a commit', timestamp=123456.2, timezone=3600)
 
1118
        tree.commit('a commit', timestamp=654321.4, timezone=0,
 
1119
                    rev_id=rev_id_utf8)
 
1120
        tree.unlock()
 
1121
 
 
1122
        stats = tree.branch.repository.gather_stats()
 
1123
        expected_body = ('firstrev: 123456.200 3600\n'
 
1124
                         'latestrev: 654321.400 0\n'
 
1125
                         'revisions: 2\n')
 
1126
        self.assertEqual(SmartServerResponse(('ok', ), expected_body),
 
1127
                         request.execute('',
 
1128
                                         rev_id_utf8, 'no'))
 
1129
 
 
1130
    def test_not_empty_repository_with_committers(self):
 
1131
        """For a revid and requesting committers we get the whole thing."""
 
1132
        backing = self.get_transport()
 
1133
        rev_id_utf8 = u'\xc8abc'.encode('utf-8')
 
1134
        request = smart.repository.SmartServerRepositoryGatherStats(backing)
 
1135
        tree = self.make_branch_and_memory_tree('.')
 
1136
        tree.lock_write()
 
1137
        tree.add('')
 
1138
        # Let's build a predictable result
 
1139
        tree.commit('a commit', timestamp=123456.2, timezone=3600,
 
1140
                    committer='foo')
 
1141
        tree.commit('a commit', timestamp=654321.4, timezone=0,
 
1142
                    committer='bar', rev_id=rev_id_utf8)
 
1143
        tree.unlock()
 
1144
        stats = tree.branch.repository.gather_stats()
 
1145
 
 
1146
        expected_body = ('committers: 2\n'
 
1147
                         'firstrev: 123456.200 3600\n'
 
1148
                         'latestrev: 654321.400 0\n'
 
1149
                         'revisions: 2\n')
 
1150
        self.assertEqual(SmartServerResponse(('ok', ), expected_body),
 
1151
                         request.execute('',
 
1152
                                         rev_id_utf8, 'yes'))
 
1153
 
 
1154
 
 
1155
class TestSmartServerRepositoryIsShared(tests.TestCaseWithMemoryTransport):
 
1156
 
 
1157
    def test_is_shared(self):
 
1158
        """For a shared repository, ('yes', ) is returned."""
 
1159
        backing = self.get_transport()
 
1160
        request = smart.repository.SmartServerRepositoryIsShared(backing)
 
1161
        self.make_repository('.', shared=True)
 
1162
        self.assertEqual(SmartServerResponse(('yes', )),
 
1163
            request.execute('', ))
 
1164
 
 
1165
    def test_is_not_shared(self):
 
1166
        """For a shared repository, ('no', ) is returned."""
 
1167
        backing = self.get_transport()
 
1168
        request = smart.repository.SmartServerRepositoryIsShared(backing)
 
1169
        self.make_repository('.', shared=False)
 
1170
        self.assertEqual(SmartServerResponse(('no', )),
 
1171
            request.execute('', ))
 
1172
 
 
1173
 
 
1174
class TestSmartServerRepositoryLockWrite(tests.TestCaseWithMemoryTransport):
 
1175
 
 
1176
    def test_lock_write_on_unlocked_repo(self):
 
1177
        backing = self.get_transport()
 
1178
        request = smart.repository.SmartServerRepositoryLockWrite(backing)
 
1179
        repository = self.make_repository('.', format='knit')
 
1180
        response = request.execute('')
 
1181
        nonce = repository.control_files._lock.peek().get('nonce')
 
1182
        self.assertEqual(SmartServerResponse(('ok', nonce)), response)
 
1183
        # The repository is now locked.  Verify that with a new repository
 
1184
        # object.
 
1185
        new_repo = repository.bzrdir.open_repository()
 
1186
        self.assertRaises(errors.LockContention, new_repo.lock_write)
 
1187
 
 
1188
    def test_lock_write_on_locked_repo(self):
 
1189
        backing = self.get_transport()
 
1190
        request = smart.repository.SmartServerRepositoryLockWrite(backing)
 
1191
        repository = self.make_repository('.', format='knit')
 
1192
        repository.lock_write()
 
1193
        repository.leave_lock_in_place()
 
1194
        repository.unlock()
 
1195
        response = request.execute('')
 
1196
        self.assertEqual(
 
1197
            SmartServerResponse(('LockContention',)), response)
 
1198
 
 
1199
    def test_lock_write_on_readonly_transport(self):
 
1200
        backing = self.get_readonly_transport()
 
1201
        request = smart.repository.SmartServerRepositoryLockWrite(backing)
 
1202
        repository = self.make_repository('.', format='knit')
 
1203
        response = request.execute('')
 
1204
        self.assertFalse(response.is_successful())
 
1205
        self.assertEqual('LockFailed', response.args[0])
 
1206
 
 
1207
 
 
1208
class TestInsertStreamBase(tests.TestCaseWithMemoryTransport):
 
1209
 
 
1210
    def make_empty_byte_stream(self, repo):
 
1211
        byte_stream = smart.repository._stream_to_byte_stream([], repo._format)
 
1212
        return ''.join(byte_stream)
 
1213
 
 
1214
 
 
1215
class TestSmartServerRepositoryInsertStream(TestInsertStreamBase):
 
1216
 
 
1217
    def test_insert_stream_empty(self):
 
1218
        backing = self.get_transport()
 
1219
        request = smart.repository.SmartServerRepositoryInsertStream(backing)
 
1220
        repository = self.make_repository('.')
 
1221
        response = request.execute('', '')
 
1222
        self.assertEqual(None, response)
 
1223
        response = request.do_chunk(self.make_empty_byte_stream(repository))
 
1224
        self.assertEqual(None, response)
 
1225
        response = request.do_end()
 
1226
        self.assertEqual(SmartServerResponse(('ok', )), response)
 
1227
        
 
1228
 
 
1229
class TestSmartServerRepositoryInsertStreamLocked(TestInsertStreamBase):
 
1230
 
 
1231
    def test_insert_stream_empty(self):
 
1232
        backing = self.get_transport()
 
1233
        request = smart.repository.SmartServerRepositoryInsertStreamLocked(
 
1234
            backing)
 
1235
        repository = self.make_repository('.', format='knit')
 
1236
        lock_token = repository.lock_write()
 
1237
        response = request.execute('', '', lock_token)
 
1238
        self.assertEqual(None, response)
 
1239
        response = request.do_chunk(self.make_empty_byte_stream(repository))
 
1240
        self.assertEqual(None, response)
 
1241
        response = request.do_end()
 
1242
        self.assertEqual(SmartServerResponse(('ok', )), response)
 
1243
        repository.unlock()
 
1244
 
 
1245
    def test_insert_stream_with_wrong_lock_token(self):
 
1246
        backing = self.get_transport()
 
1247
        request = smart.repository.SmartServerRepositoryInsertStreamLocked(
 
1248
            backing)
 
1249
        repository = self.make_repository('.', format='knit')
 
1250
        lock_token = repository.lock_write()
 
1251
        self.assertRaises(
 
1252
            errors.TokenMismatch, request.execute, '', '', 'wrong-token')
 
1253
        repository.unlock()
 
1254
 
 
1255
 
 
1256
class TestSmartServerRepositoryUnlock(tests.TestCaseWithMemoryTransport):
 
1257
 
 
1258
    def setUp(self):
 
1259
        tests.TestCaseWithMemoryTransport.setUp(self)
 
1260
 
 
1261
    def test_unlock_on_locked_repo(self):
 
1262
        backing = self.get_transport()
 
1263
        request = smart.repository.SmartServerRepositoryUnlock(backing)
 
1264
        repository = self.make_repository('.', format='knit')
 
1265
        token = repository.lock_write()
 
1266
        repository.leave_lock_in_place()
 
1267
        repository.unlock()
 
1268
        response = request.execute('', token)
 
1269
        self.assertEqual(
 
1270
            SmartServerResponse(('ok',)), response)
 
1271
        # The repository is now unlocked.  Verify that with a new repository
 
1272
        # object.
 
1273
        new_repo = repository.bzrdir.open_repository()
 
1274
        new_repo.lock_write()
 
1275
        new_repo.unlock()
 
1276
 
 
1277
    def test_unlock_on_unlocked_repo(self):
 
1278
        backing = self.get_transport()
 
1279
        request = smart.repository.SmartServerRepositoryUnlock(backing)
 
1280
        repository = self.make_repository('.', format='knit')
 
1281
        response = request.execute('', 'some token')
 
1282
        self.assertEqual(
 
1283
            SmartServerResponse(('TokenMismatch',)), response)
 
1284
 
 
1285
 
 
1286
class TestSmartServerIsReadonly(tests.TestCaseWithMemoryTransport):
 
1287
 
 
1288
    def test_is_readonly_no(self):
 
1289
        backing = self.get_transport()
 
1290
        request = smart.request.SmartServerIsReadonly(backing)
 
1291
        response = request.execute()
 
1292
        self.assertEqual(
 
1293
            SmartServerResponse(('no',)), response)
 
1294
 
 
1295
    def test_is_readonly_yes(self):
 
1296
        backing = self.get_readonly_transport()
 
1297
        request = smart.request.SmartServerIsReadonly(backing)
 
1298
        response = request.execute()
 
1299
        self.assertEqual(
 
1300
            SmartServerResponse(('yes',)), response)
 
1301
 
 
1302
 
 
1303
class TestSmartServerRepositorySetMakeWorkingTrees(tests.TestCaseWithMemoryTransport):
 
1304
 
 
1305
    def test_set_false(self):
 
1306
        backing = self.get_transport()
 
1307
        repo = self.make_repository('.', shared=True)
 
1308
        repo.set_make_working_trees(True)
 
1309
        request_class = smart.repository.SmartServerRepositorySetMakeWorkingTrees
 
1310
        request = request_class(backing)
 
1311
        self.assertEqual(SuccessfulSmartServerResponse(('ok',)),
 
1312
            request.execute('', 'False'))
 
1313
        repo = repo.bzrdir.open_repository()
 
1314
        self.assertFalse(repo.make_working_trees())
 
1315
 
 
1316
    def test_set_true(self):
 
1317
        backing = self.get_transport()
 
1318
        repo = self.make_repository('.', shared=True)
 
1319
        repo.set_make_working_trees(False)
 
1320
        request_class = smart.repository.SmartServerRepositorySetMakeWorkingTrees
 
1321
        request = request_class(backing)
 
1322
        self.assertEqual(SuccessfulSmartServerResponse(('ok',)),
 
1323
            request.execute('', 'True'))
 
1324
        repo = repo.bzrdir.open_repository()
 
1325
        self.assertTrue(repo.make_working_trees())
 
1326
 
 
1327
 
 
1328
class TestSmartServerPackRepositoryAutopack(tests.TestCaseWithTransport):
 
1329
 
 
1330
    def make_repo_needing_autopacking(self, path='.'):
 
1331
        # Make a repo in need of autopacking.
 
1332
        tree = self.make_branch_and_tree('.', format='pack-0.92')
 
1333
        repo = tree.branch.repository
 
1334
        # monkey-patch the pack collection to disable autopacking
 
1335
        repo._pack_collection._max_pack_count = lambda count: count
 
1336
        for x in range(10):
 
1337
            tree.commit('commit %s' % x)
 
1338
        self.assertEqual(10, len(repo._pack_collection.names()))
 
1339
        del repo._pack_collection._max_pack_count
 
1340
        return repo
 
1341
 
 
1342
    def test_autopack_needed(self):
 
1343
        repo = self.make_repo_needing_autopacking()
 
1344
        repo.lock_write()
 
1345
        self.addCleanup(repo.unlock)
 
1346
        backing = self.get_transport()
 
1347
        request = smart.packrepository.SmartServerPackRepositoryAutopack(
 
1348
            backing)
 
1349
        response = request.execute('')
 
1350
        self.assertEqual(SmartServerResponse(('ok',)), response)
 
1351
        repo._pack_collection.reload_pack_names()
 
1352
        self.assertEqual(1, len(repo._pack_collection.names()))
 
1353
 
 
1354
    def test_autopack_not_needed(self):
 
1355
        tree = self.make_branch_and_tree('.', format='pack-0.92')
 
1356
        repo = tree.branch.repository
 
1357
        repo.lock_write()
 
1358
        self.addCleanup(repo.unlock)
 
1359
        for x in range(9):
 
1360
            tree.commit('commit %s' % x)
 
1361
        backing = self.get_transport()
 
1362
        request = smart.packrepository.SmartServerPackRepositoryAutopack(
 
1363
            backing)
 
1364
        response = request.execute('')
 
1365
        self.assertEqual(SmartServerResponse(('ok',)), response)
 
1366
        repo._pack_collection.reload_pack_names()
 
1367
        self.assertEqual(9, len(repo._pack_collection.names()))
 
1368
 
 
1369
    def test_autopack_on_nonpack_format(self):
 
1370
        """A request to autopack a non-pack repo is a no-op."""
 
1371
        repo = self.make_repository('.', format='knit')
 
1372
        backing = self.get_transport()
 
1373
        request = smart.packrepository.SmartServerPackRepositoryAutopack(
 
1374
            backing)
 
1375
        response = request.execute('')
 
1376
        self.assertEqual(SmartServerResponse(('ok',)), response)
 
1377
 
 
1378
 
 
1379
class TestHandlers(tests.TestCase):
 
1380
    """Tests for the request.request_handlers object."""
 
1381
 
 
1382
    def test_all_registrations_exist(self):
 
1383
        """All registered request_handlers can be found."""
 
1384
        # If there's a typo in a register_lazy call, this loop will fail with
 
1385
        # an AttributeError.
 
1386
        for key, item in smart.request.request_handlers.iteritems():
 
1387
            pass
 
1388
 
 
1389
    def test_registered_methods(self):
 
1390
        """Test that known methods are registered to the correct object."""
 
1391
        self.assertEqual(
 
1392
            smart.request.request_handlers.get('Branch.get_config_file'),
 
1393
            smart.branch.SmartServerBranchGetConfigFile)
 
1394
        self.assertEqual(
 
1395
            smart.request.request_handlers.get('Branch.get_parent'),
 
1396
            smart.branch.SmartServerBranchGetParent)
 
1397
        self.assertEqual(
 
1398
            smart.request.request_handlers.get('Branch.get_tags_bytes'),
 
1399
            smart.branch.SmartServerBranchGetTagsBytes)
 
1400
        self.assertEqual(
 
1401
            smart.request.request_handlers.get('Branch.lock_write'),
 
1402
            smart.branch.SmartServerBranchRequestLockWrite)
 
1403
        self.assertEqual(
 
1404
            smart.request.request_handlers.get('Branch.last_revision_info'),
 
1405
            smart.branch.SmartServerBranchRequestLastRevisionInfo)
 
1406
        self.assertEqual(
 
1407
            smart.request.request_handlers.get('Branch.revision_history'),
 
1408
            smart.branch.SmartServerRequestRevisionHistory)
 
1409
        self.assertEqual(
 
1410
            smart.request.request_handlers.get('Branch.set_config_option'),
 
1411
            smart.branch.SmartServerBranchRequestSetConfigOption)
 
1412
        self.assertEqual(
 
1413
            smart.request.request_handlers.get('Branch.set_last_revision'),
 
1414
            smart.branch.SmartServerBranchRequestSetLastRevision)
 
1415
        self.assertEqual(
 
1416
            smart.request.request_handlers.get('Branch.set_last_revision_info'),
 
1417
            smart.branch.SmartServerBranchRequestSetLastRevisionInfo)
 
1418
        self.assertEqual(
 
1419
            smart.request.request_handlers.get('Branch.unlock'),
 
1420
            smart.branch.SmartServerBranchRequestUnlock)
 
1421
        self.assertEqual(
 
1422
            smart.request.request_handlers.get('BzrDir.find_repository'),
 
1423
            smart.bzrdir.SmartServerRequestFindRepositoryV1)
 
1424
        self.assertEqual(
 
1425
            smart.request.request_handlers.get('BzrDir.find_repositoryV2'),
 
1426
            smart.bzrdir.SmartServerRequestFindRepositoryV2)
 
1427
        self.assertEqual(
 
1428
            smart.request.request_handlers.get('BzrDirFormat.initialize'),
 
1429
            smart.bzrdir.SmartServerRequestInitializeBzrDir)
 
1430
        self.assertEqual(
 
1431
            smart.request.request_handlers.get('BzrDir.cloning_metadir'),
 
1432
            smart.bzrdir.SmartServerBzrDirRequestCloningMetaDir)
 
1433
        self.assertEqual(
 
1434
            smart.request.request_handlers.get('BzrDir.open_branch'),
 
1435
            smart.bzrdir.SmartServerRequestOpenBranch)
 
1436
        self.assertEqual(
 
1437
            smart.request.request_handlers.get('BzrDir.open_branchV2'),
 
1438
            smart.bzrdir.SmartServerRequestOpenBranchV2)
 
1439
        self.assertEqual(
 
1440
            smart.request.request_handlers.get('PackRepository.autopack'),
 
1441
            smart.packrepository.SmartServerPackRepositoryAutopack)
 
1442
        self.assertEqual(
 
1443
            smart.request.request_handlers.get('Repository.gather_stats'),
 
1444
            smart.repository.SmartServerRepositoryGatherStats)
 
1445
        self.assertEqual(
 
1446
            smart.request.request_handlers.get('Repository.get_parent_map'),
 
1447
            smart.repository.SmartServerRepositoryGetParentMap)
 
1448
        self.assertEqual(
 
1449
            smart.request.request_handlers.get(
 
1450
                'Repository.get_revision_graph'),
 
1451
            smart.repository.SmartServerRepositoryGetRevisionGraph)
 
1452
        self.assertEqual(
 
1453
            smart.request.request_handlers.get('Repository.get_stream'),
 
1454
            smart.repository.SmartServerRepositoryGetStream)
 
1455
        self.assertEqual(
 
1456
            smart.request.request_handlers.get('Repository.has_revision'),
 
1457
            smart.repository.SmartServerRequestHasRevision)
 
1458
        self.assertEqual(
 
1459
            smart.request.request_handlers.get('Repository.insert_stream'),
 
1460
            smart.repository.SmartServerRepositoryInsertStream)
 
1461
        self.assertEqual(
 
1462
            smart.request.request_handlers.get('Repository.insert_stream_locked'),
 
1463
            smart.repository.SmartServerRepositoryInsertStreamLocked)
 
1464
        self.assertEqual(
 
1465
            smart.request.request_handlers.get('Repository.is_shared'),
 
1466
            smart.repository.SmartServerRepositoryIsShared)
 
1467
        self.assertEqual(
 
1468
            smart.request.request_handlers.get('Repository.lock_write'),
 
1469
            smart.repository.SmartServerRepositoryLockWrite)
 
1470
        self.assertEqual(
 
1471
            smart.request.request_handlers.get('Repository.tarball'),
 
1472
            smart.repository.SmartServerRepositoryTarball)
 
1473
        self.assertEqual(
 
1474
            smart.request.request_handlers.get('Repository.unlock'),
 
1475
            smart.repository.SmartServerRepositoryUnlock)
 
1476
        self.assertEqual(
 
1477
            smart.request.request_handlers.get('Transport.is_readonly'),
 
1478
            smart.request.SmartServerIsReadonly)