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  • Committer: Martin Pool
  • Date: 2007-10-12 08:00:07 UTC
  • mto: This revision was merged to the branch mainline in revision 2913.
  • Revision ID: mbp@sourcefrog.net-20071012080007-vf80woayyom8s8e1
Rename update_to_one_parent_via_delta to more wieldy update_basis_by_delta

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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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
16
 
 
17
"""Tests for the smart wire/domain protocol."""
 
18
 
 
19
from StringIO import StringIO
 
20
import tempfile
 
21
import tarfile
 
22
 
 
23
from bzrlib import bzrdir, errors, smart, tests
 
24
from bzrlib.smart.request import SmartServerResponse
 
25
import bzrlib.smart.bzrdir
 
26
import bzrlib.smart.branch
 
27
import bzrlib.smart.repository
 
28
 
 
29
 
 
30
class TestCaseWithSmartMedium(tests.TestCaseWithTransport):
 
31
 
 
32
    def setUp(self):
 
33
        super(TestCaseWithSmartMedium, self).setUp()
 
34
        # We're allowed to set  the transport class here, so that we don't use
 
35
        # the default or a parameterized class, but rather use the
 
36
        # TestCaseWithTransport infrastructure to set up a smart server and
 
37
        # transport.
 
38
        self.transport_server = smart.server.SmartTCPServer_for_testing
 
39
 
 
40
    def get_smart_medium(self):
 
41
        """Get a smart medium to use in tests."""
 
42
        return self.get_transport().get_smart_medium()
 
43
 
 
44
 
 
45
class TestSmartServerResponse(tests.TestCase):
 
46
 
 
47
    def test__eq__(self):
 
48
        self.assertEqual(SmartServerResponse(('ok', )),
 
49
            SmartServerResponse(('ok', )))
 
50
        self.assertEqual(SmartServerResponse(('ok', ), 'body'),
 
51
            SmartServerResponse(('ok', ), 'body'))
 
52
        self.assertNotEqual(SmartServerResponse(('ok', )),
 
53
            SmartServerResponse(('notok', )))
 
54
        self.assertNotEqual(SmartServerResponse(('ok', ), 'body'),
 
55
            SmartServerResponse(('ok', )))
 
56
        self.assertNotEqual(None,
 
57
            SmartServerResponse(('ok', )))
 
58
 
 
59
 
 
60
class TestSmartServerRequestFindRepository(tests.TestCaseWithTransport):
 
61
    """Tests for BzrDir.find_repository."""
 
62
 
 
63
    def test_no_repository(self):
 
64
        """When there is no repository to be found, ('norepository', ) is returned."""
 
65
        backing = self.get_transport()
 
66
        request = smart.bzrdir.SmartServerRequestFindRepository(backing)
 
67
        self.make_bzrdir('.')
 
68
        self.assertEqual(SmartServerResponse(('norepository', )),
 
69
            request.execute(backing.local_abspath('')))
 
70
 
 
71
    def test_nonshared_repository(self):
 
72
        # nonshared repositorys only allow 'find' to return a handle when the 
 
73
        # path the repository is being searched on is the same as that that 
 
74
        # the repository is at.
 
75
        backing = self.get_transport()
 
76
        request = smart.bzrdir.SmartServerRequestFindRepository(backing)
 
77
        result = self._make_repository_and_result()
 
78
        self.assertEqual(result, request.execute(backing.local_abspath('')))
 
79
        self.make_bzrdir('subdir')
 
80
        self.assertEqual(SmartServerResponse(('norepository', )),
 
81
            request.execute(backing.local_abspath('subdir')))
 
82
 
 
83
    def _make_repository_and_result(self, shared=False, format=None):
 
84
        """Convenience function to setup a repository.
 
85
 
 
86
        :result: The SmartServerResponse to expect when opening it.
 
87
        """
 
88
        repo = self.make_repository('.', shared=shared, format=format)
 
89
        if repo.supports_rich_root():
 
90
            rich_root = 'yes'
 
91
        else:
 
92
            rich_root = 'no'
 
93
        if repo._format.supports_tree_reference:
 
94
            subtrees = 'yes'
 
95
        else:
 
96
            subtrees = 'no'
 
97
        return SmartServerResponse(('ok', '', rich_root, subtrees))
 
98
 
 
99
    def test_shared_repository(self):
 
100
        """When there is a shared repository, we get 'ok', 'relpath-to-repo'."""
 
101
        backing = self.get_transport()
 
102
        request = smart.bzrdir.SmartServerRequestFindRepository(backing)
 
103
        result = self._make_repository_and_result(shared=True)
 
104
        self.assertEqual(result, request.execute(backing.local_abspath('')))
 
105
        self.make_bzrdir('subdir')
 
106
        result2 = SmartServerResponse(result.args[0:1] + ('..', ) + result.args[2:])
 
107
        self.assertEqual(result2,
 
108
            request.execute(backing.local_abspath('subdir')))
 
109
        self.make_bzrdir('subdir/deeper')
 
110
        result3 = SmartServerResponse(result.args[0:1] + ('../..', ) + result.args[2:])
 
111
        self.assertEqual(result3,
 
112
            request.execute(backing.local_abspath('subdir/deeper')))
 
113
 
 
114
    def test_rich_root_and_subtree_encoding(self):
 
115
        """Test for the format attributes for rich root and subtree support."""
 
116
        backing = self.get_transport()
 
117
        request = smart.bzrdir.SmartServerRequestFindRepository(backing)
 
118
        result = self._make_repository_and_result(format='dirstate-with-subtree')
 
119
        # check the test will be valid
 
120
        self.assertEqual('yes', result.args[2])
 
121
        self.assertEqual('yes', result.args[3])
 
122
        self.assertEqual(result, request.execute(backing.local_abspath('')))
 
123
 
 
124
 
 
125
class TestSmartServerRequestInitializeBzrDir(tests.TestCaseWithTransport):
 
126
 
 
127
    def test_empty_dir(self):
 
128
        """Initializing an empty dir should succeed and do it."""
 
129
        backing = self.get_transport()
 
130
        request = smart.bzrdir.SmartServerRequestInitializeBzrDir(backing)
 
131
        self.assertEqual(SmartServerResponse(('ok', )),
 
132
            request.execute(backing.local_abspath('.')))
 
133
        made_dir = bzrdir.BzrDir.open_from_transport(backing)
 
134
        # no branch, tree or repository is expected with the current 
 
135
        # default formart.
 
136
        self.assertRaises(errors.NoWorkingTree, made_dir.open_workingtree)
 
137
        self.assertRaises(errors.NotBranchError, made_dir.open_branch)
 
138
        self.assertRaises(errors.NoRepositoryPresent, made_dir.open_repository)
 
139
 
 
140
    def test_missing_dir(self):
 
141
        """Initializing a missing directory should fail like the bzrdir api."""
 
142
        backing = self.get_transport()
 
143
        request = smart.bzrdir.SmartServerRequestInitializeBzrDir(backing)
 
144
        self.assertRaises(errors.NoSuchFile,
 
145
            request.execute, backing.local_abspath('subdir'))
 
146
 
 
147
    def test_initialized_dir(self):
 
148
        """Initializing an extant bzrdir should fail like the bzrdir api."""
 
149
        backing = self.get_transport()
 
150
        request = smart.bzrdir.SmartServerRequestInitializeBzrDir(backing)
 
151
        self.make_bzrdir('subdir')
 
152
        self.assertRaises(errors.FileExists,
 
153
            request.execute, backing.local_abspath('subdir'))
 
154
 
 
155
 
 
156
class TestSmartServerRequestOpenBranch(tests.TestCaseWithTransport):
 
157
 
 
158
    def test_no_branch(self):
 
159
        """When there is no branch, ('nobranch', ) is returned."""
 
160
        backing = self.get_transport()
 
161
        request = smart.bzrdir.SmartServerRequestOpenBranch(backing)
 
162
        self.make_bzrdir('.')
 
163
        self.assertEqual(SmartServerResponse(('nobranch', )),
 
164
            request.execute(backing.local_abspath('')))
 
165
 
 
166
    def test_branch(self):
 
167
        """When there is a branch, 'ok' is returned."""
 
168
        backing = self.get_transport()
 
169
        request = smart.bzrdir.SmartServerRequestOpenBranch(backing)
 
170
        self.make_branch('.')
 
171
        self.assertEqual(SmartServerResponse(('ok', '')),
 
172
            request.execute(backing.local_abspath('')))
 
173
 
 
174
    def test_branch_reference(self):
 
175
        """When there is a branch reference, the reference URL is returned."""
 
176
        backing = self.get_transport()
 
177
        request = smart.bzrdir.SmartServerRequestOpenBranch(backing)
 
178
        branch = self.make_branch('branch')
 
179
        checkout = branch.create_checkout('reference',lightweight=True)
 
180
        # TODO: once we have an API to probe for references of any sort, we
 
181
        # can use it here.
 
182
        reference_url = backing.abspath('branch') + '/'
 
183
        self.assertFileEqual(reference_url, 'reference/.bzr/branch/location')
 
184
        self.assertEqual(SmartServerResponse(('ok', reference_url)),
 
185
            request.execute(backing.local_abspath('reference')))
 
186
 
 
187
 
 
188
class TestSmartServerRequestRevisionHistory(tests.TestCaseWithTransport):
 
189
 
 
190
    def test_empty(self):
 
191
        """For an empty branch, the body is empty."""
 
192
        backing = self.get_transport()
 
193
        request = smart.branch.SmartServerRequestRevisionHistory(backing)
 
194
        self.make_branch('.')
 
195
        self.assertEqual(SmartServerResponse(('ok', ), ''),
 
196
            request.execute(backing.local_abspath('')))
 
197
 
 
198
    def test_not_empty(self):
 
199
        """For a non-empty branch, the body is empty."""
 
200
        backing = self.get_transport()
 
201
        request = smart.branch.SmartServerRequestRevisionHistory(backing)
 
202
        tree = self.make_branch_and_memory_tree('.')
 
203
        tree.lock_write()
 
204
        tree.add('')
 
205
        r1 = tree.commit('1st commit')
 
206
        r2 = tree.commit('2nd commit', rev_id=u'\xc8'.encode('utf-8'))
 
207
        tree.unlock()
 
208
        self.assertEqual(
 
209
            SmartServerResponse(('ok', ), ('\x00'.join([r1, r2]))),
 
210
            request.execute(backing.local_abspath('')))
 
211
 
 
212
 
 
213
class TestSmartServerBranchRequest(tests.TestCaseWithTransport):
 
214
 
 
215
    def test_no_branch(self):
 
216
        """When there is a bzrdir and no branch, NotBranchError is raised."""
 
217
        backing = self.get_transport()
 
218
        request = smart.branch.SmartServerBranchRequest(backing)
 
219
        self.make_bzrdir('.')
 
220
        self.assertRaises(errors.NotBranchError,
 
221
            request.execute, backing.local_abspath(''))
 
222
 
 
223
    def test_branch_reference(self):
 
224
        """When there is a branch reference, NotBranchError is raised."""
 
225
        backing = self.get_transport()
 
226
        request = smart.branch.SmartServerBranchRequest(backing)
 
227
        branch = self.make_branch('branch')
 
228
        checkout = branch.create_checkout('reference',lightweight=True)
 
229
        self.assertRaises(errors.NotBranchError,
 
230
            request.execute, backing.local_abspath('checkout'))
 
231
 
 
232
 
 
233
class TestSmartServerBranchRequestLastRevisionInfo(tests.TestCaseWithTransport):
 
234
 
 
235
    def test_empty(self):
 
236
        """For an empty branch, the result is ('ok', '0', 'null:')."""
 
237
        backing = self.get_transport()
 
238
        request = smart.branch.SmartServerBranchRequestLastRevisionInfo(backing)
 
239
        self.make_branch('.')
 
240
        self.assertEqual(SmartServerResponse(('ok', '0', 'null:')),
 
241
            request.execute(backing.local_abspath('')))
 
242
 
 
243
    def test_not_empty(self):
 
244
        """For a non-empty branch, the result is ('ok', 'revno', 'revid')."""
 
245
        backing = self.get_transport()
 
246
        request = smart.branch.SmartServerBranchRequestLastRevisionInfo(backing)
 
247
        tree = self.make_branch_and_memory_tree('.')
 
248
        tree.lock_write()
 
249
        tree.add('')
 
250
        rev_id_utf8 = u'\xc8'.encode('utf-8')
 
251
        r1 = tree.commit('1st commit')
 
252
        r2 = tree.commit('2nd commit', rev_id=rev_id_utf8)
 
253
        tree.unlock()
 
254
        self.assertEqual(
 
255
            SmartServerResponse(('ok', '2', rev_id_utf8)),
 
256
            request.execute(backing.local_abspath('')))
 
257
 
 
258
 
 
259
class TestSmartServerBranchRequestGetConfigFile(tests.TestCaseWithTransport):
 
260
 
 
261
    def test_default(self):
 
262
        """With no file, we get empty content."""
 
263
        backing = self.get_transport()
 
264
        request = smart.branch.SmartServerBranchGetConfigFile(backing)
 
265
        branch = self.make_branch('.')
 
266
        # there should be no file by default
 
267
        content = ''
 
268
        self.assertEqual(SmartServerResponse(('ok', ), content),
 
269
            request.execute(backing.local_abspath('')))
 
270
 
 
271
    def test_with_content(self):
 
272
        # SmartServerBranchGetConfigFile should return the content from
 
273
        # branch.control_files.get('branch.conf') for now - in the future it may
 
274
        # perform more complex processing. 
 
275
        backing = self.get_transport()
 
276
        request = smart.branch.SmartServerBranchGetConfigFile(backing)
 
277
        branch = self.make_branch('.')
 
278
        branch.control_files.put_utf8('branch.conf', 'foo bar baz')
 
279
        self.assertEqual(SmartServerResponse(('ok', ), 'foo bar baz'),
 
280
            request.execute(backing.local_abspath('')))
 
281
 
 
282
 
 
283
class TestSmartServerBranchRequestSetLastRevision(tests.TestCaseWithTransport):
 
284
 
 
285
    def test_empty(self):
 
286
        backing = self.get_transport()
 
287
        request = smart.branch.SmartServerBranchRequestSetLastRevision(backing)
 
288
        b = self.make_branch('.')
 
289
        branch_token = b.lock_write()
 
290
        repo_token = b.repository.lock_write()
 
291
        b.repository.unlock()
 
292
        try:
 
293
            self.assertEqual(SmartServerResponse(('ok',)),
 
294
                request.execute(
 
295
                    backing.local_abspath(''), branch_token, repo_token,
 
296
                    'null:'))
 
297
        finally:
 
298
            b.unlock()
 
299
 
 
300
    def test_not_present_revision_id(self):
 
301
        backing = self.get_transport()
 
302
        request = smart.branch.SmartServerBranchRequestSetLastRevision(backing)
 
303
        b = self.make_branch('.')
 
304
        branch_token = b.lock_write()
 
305
        repo_token = b.repository.lock_write()
 
306
        b.repository.unlock()
 
307
        try:
 
308
            revision_id = 'non-existent revision'
 
309
            self.assertEqual(
 
310
                SmartServerResponse(('NoSuchRevision', revision_id)),
 
311
                request.execute(
 
312
                    backing.local_abspath(''), branch_token, repo_token,
 
313
                    revision_id))
 
314
        finally:
 
315
            b.unlock()
 
316
 
 
317
    def test_revision_id_present(self):
 
318
        backing = self.get_transport()
 
319
        request = smart.branch.SmartServerBranchRequestSetLastRevision(backing)
 
320
        tree = self.make_branch_and_memory_tree('.')
 
321
        tree.lock_write()
 
322
        tree.add('')
 
323
        rev_id_utf8 = u'\xc8'.encode('utf-8')
 
324
        r1 = tree.commit('1st commit', rev_id=rev_id_utf8)
 
325
        r2 = tree.commit('2nd commit')
 
326
        tree.unlock()
 
327
        branch_token = tree.branch.lock_write()
 
328
        repo_token = tree.branch.repository.lock_write()
 
329
        tree.branch.repository.unlock()
 
330
        try:
 
331
            self.assertEqual(
 
332
                SmartServerResponse(('ok',)),
 
333
                request.execute(
 
334
                    backing.local_abspath(''), branch_token, repo_token,
 
335
                    rev_id_utf8))
 
336
            self.assertEqual([rev_id_utf8], tree.branch.revision_history())
 
337
        finally:
 
338
            tree.branch.unlock()
 
339
 
 
340
    def test_revision_id_present2(self):
 
341
        backing = self.get_transport()
 
342
        request = smart.branch.SmartServerBranchRequestSetLastRevision(backing)
 
343
        tree = self.make_branch_and_memory_tree('.')
 
344
        tree.lock_write()
 
345
        tree.add('')
 
346
        rev_id_utf8 = u'\xc8'.encode('utf-8')
 
347
        r1 = tree.commit('1st commit', rev_id=rev_id_utf8)
 
348
        r2 = tree.commit('2nd commit')
 
349
        tree.unlock()
 
350
        tree.branch.set_revision_history([])
 
351
        branch_token = tree.branch.lock_write()
 
352
        repo_token = tree.branch.repository.lock_write()
 
353
        tree.branch.repository.unlock()
 
354
        try:
 
355
            self.assertEqual(
 
356
                SmartServerResponse(('ok',)),
 
357
                request.execute(
 
358
                    backing.local_abspath(''), branch_token, repo_token,
 
359
                    rev_id_utf8))
 
360
            self.assertEqual([rev_id_utf8], tree.branch.revision_history())
 
361
        finally:
 
362
            tree.branch.unlock()
 
363
 
 
364
 
 
365
class TestSmartServerBranchRequestLockWrite(tests.TestCaseWithTransport):
 
366
 
 
367
    def setUp(self):
 
368
        tests.TestCaseWithTransport.setUp(self)
 
369
        self.reduceLockdirTimeout()
 
370
 
 
371
    def test_lock_write_on_unlocked_branch(self):
 
372
        backing = self.get_transport()
 
373
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
374
        branch = self.make_branch('.')
 
375
        repository = branch.repository
 
376
        response = request.execute(backing.local_abspath(''))
 
377
        branch_nonce = branch.control_files._lock.peek().get('nonce')
 
378
        repository_nonce = repository.control_files._lock.peek().get('nonce')
 
379
        self.assertEqual(
 
380
            SmartServerResponse(('ok', branch_nonce, repository_nonce)),
 
381
            response)
 
382
        # The branch (and associated repository) is now locked.  Verify that
 
383
        # with a new branch object.
 
384
        new_branch = repository.bzrdir.open_branch()
 
385
        self.assertRaises(errors.LockContention, new_branch.lock_write)
 
386
 
 
387
    def test_lock_write_on_locked_branch(self):
 
388
        backing = self.get_transport()
 
389
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
390
        branch = self.make_branch('.')
 
391
        branch.lock_write()
 
392
        branch.leave_lock_in_place()
 
393
        branch.unlock()
 
394
        response = request.execute(backing.local_abspath(''))
 
395
        self.assertEqual(
 
396
            SmartServerResponse(('LockContention',)), response)
 
397
 
 
398
    def test_lock_write_with_tokens_on_locked_branch(self):
 
399
        backing = self.get_transport()
 
400
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
401
        branch = self.make_branch('.')
 
402
        branch_token = branch.lock_write()
 
403
        repo_token = branch.repository.lock_write()
 
404
        branch.repository.unlock()
 
405
        branch.leave_lock_in_place()
 
406
        branch.repository.leave_lock_in_place()
 
407
        branch.unlock()
 
408
        response = request.execute(backing.local_abspath(''),
 
409
                                   branch_token, repo_token)
 
410
        self.assertEqual(
 
411
            SmartServerResponse(('ok', branch_token, repo_token)), response)
 
412
 
 
413
    def test_lock_write_with_mismatched_tokens_on_locked_branch(self):
 
414
        backing = self.get_transport()
 
415
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
416
        branch = self.make_branch('.')
 
417
        branch_token = branch.lock_write()
 
418
        repo_token = branch.repository.lock_write()
 
419
        branch.repository.unlock()
 
420
        branch.leave_lock_in_place()
 
421
        branch.repository.leave_lock_in_place()
 
422
        branch.unlock()
 
423
        response = request.execute(backing.local_abspath(''),
 
424
                                   branch_token+'xxx', repo_token)
 
425
        self.assertEqual(
 
426
            SmartServerResponse(('TokenMismatch',)), response)
 
427
 
 
428
    def test_lock_write_on_locked_repo(self):
 
429
        backing = self.get_transport()
 
430
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
431
        branch = self.make_branch('.')
 
432
        branch.repository.lock_write()
 
433
        branch.repository.leave_lock_in_place()
 
434
        branch.repository.unlock()
 
435
        response = request.execute(backing.local_abspath(''))
 
436
        self.assertEqual(
 
437
            SmartServerResponse(('LockContention',)), response)
 
438
 
 
439
    def test_lock_write_on_readonly_transport(self):
 
440
        backing = self.get_readonly_transport()
 
441
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
442
        branch = self.make_branch('.')
 
443
        response = request.execute('')
 
444
        error_name, lock_str, why_str = response.args
 
445
        self.assertFalse(response.is_successful())
 
446
        self.assertEqual('LockFailed', error_name)
 
447
 
 
448
 
 
449
class TestSmartServerBranchRequestUnlock(tests.TestCaseWithTransport):
 
450
 
 
451
    def setUp(self):
 
452
        tests.TestCaseWithTransport.setUp(self)
 
453
        self.reduceLockdirTimeout()
 
454
 
 
455
    def test_unlock_on_locked_branch_and_repo(self):
 
456
        backing = self.get_transport()
 
457
        request = smart.branch.SmartServerBranchRequestUnlock(backing)
 
458
        branch = self.make_branch('.')
 
459
        # Lock the branch
 
460
        branch_token = branch.lock_write()
 
461
        repo_token = branch.repository.lock_write()
 
462
        branch.repository.unlock()
 
463
        # Unlock the branch (and repo) object, leaving the physical locks
 
464
        # in place.
 
465
        branch.leave_lock_in_place()
 
466
        branch.repository.leave_lock_in_place()
 
467
        branch.unlock()
 
468
        response = request.execute(backing.local_abspath(''),
 
469
                                   branch_token, repo_token)
 
470
        self.assertEqual(
 
471
            SmartServerResponse(('ok',)), response)
 
472
        # The branch is now unlocked.  Verify that with a new branch
 
473
        # object.
 
474
        new_branch = branch.bzrdir.open_branch()
 
475
        new_branch.lock_write()
 
476
        new_branch.unlock()
 
477
 
 
478
    def test_unlock_on_unlocked_branch_unlocked_repo(self):
 
479
        backing = self.get_transport()
 
480
        request = smart.branch.SmartServerBranchRequestUnlock(backing)
 
481
        branch = self.make_branch('.')
 
482
        response = request.execute(
 
483
            backing.local_abspath(''), 'branch token', 'repo token')
 
484
        self.assertEqual(
 
485
            SmartServerResponse(('TokenMismatch',)), response)
 
486
 
 
487
    def test_unlock_on_unlocked_branch_locked_repo(self):
 
488
        backing = self.get_transport()
 
489
        request = smart.branch.SmartServerBranchRequestUnlock(backing)
 
490
        branch = self.make_branch('.')
 
491
        # Lock the repository.
 
492
        repo_token = branch.repository.lock_write()
 
493
        branch.repository.leave_lock_in_place()
 
494
        branch.repository.unlock()
 
495
        # Issue branch lock_write request on the unlocked branch (with locked
 
496
        # repo).
 
497
        response = request.execute(
 
498
            backing.local_abspath(''), 'branch token', repo_token)
 
499
        self.assertEqual(
 
500
            SmartServerResponse(('TokenMismatch',)), response)
 
501
 
 
502
 
 
503
class TestSmartServerRepositoryRequest(tests.TestCaseWithTransport):
 
504
 
 
505
    def test_no_repository(self):
 
506
        """Raise NoRepositoryPresent when there is a bzrdir and no repo."""
 
507
        # we test this using a shared repository above the named path,
 
508
        # thus checking the right search logic is used - that is, that
 
509
        # its the exact path being looked at and the server is not
 
510
        # searching.
 
511
        backing = self.get_transport()
 
512
        request = smart.repository.SmartServerRepositoryRequest(backing)
 
513
        self.make_repository('.', shared=True)
 
514
        self.make_bzrdir('subdir')
 
515
        self.assertRaises(errors.NoRepositoryPresent,
 
516
            request.execute, backing.local_abspath('subdir'))
 
517
 
 
518
 
 
519
class TestSmartServerRepositoryGetRevisionGraph(tests.TestCaseWithTransport):
 
520
 
 
521
    def test_none_argument(self):
 
522
        backing = self.get_transport()
 
523
        request = smart.repository.SmartServerRepositoryGetRevisionGraph(backing)
 
524
        tree = self.make_branch_and_memory_tree('.')
 
525
        tree.lock_write()
 
526
        tree.add('')
 
527
        r1 = tree.commit('1st commit')
 
528
        r2 = tree.commit('2nd commit', rev_id=u'\xc8'.encode('utf-8'))
 
529
        tree.unlock()
 
530
 
 
531
        # the lines of revision_id->revision_parent_list has no guaranteed
 
532
        # order coming out of a dict, so sort both our test and response
 
533
        lines = sorted([' '.join([r2, r1]), r1])
 
534
        response = request.execute(backing.local_abspath(''), '')
 
535
        response.body = '\n'.join(sorted(response.body.split('\n')))
 
536
 
 
537
        self.assertEqual(
 
538
            SmartServerResponse(('ok', ), '\n'.join(lines)), response)
 
539
 
 
540
    def test_specific_revision_argument(self):
 
541
        backing = self.get_transport()
 
542
        request = smart.repository.SmartServerRepositoryGetRevisionGraph(backing)
 
543
        tree = self.make_branch_and_memory_tree('.')
 
544
        tree.lock_write()
 
545
        tree.add('')
 
546
        rev_id_utf8 = u'\xc9'.encode('utf-8')
 
547
        r1 = tree.commit('1st commit', rev_id=rev_id_utf8)
 
548
        r2 = tree.commit('2nd commit', rev_id=u'\xc8'.encode('utf-8'))
 
549
        tree.unlock()
 
550
 
 
551
        self.assertEqual(SmartServerResponse(('ok', ), rev_id_utf8),
 
552
            request.execute(backing.local_abspath(''), rev_id_utf8))
 
553
    
 
554
    def test_no_such_revision(self):
 
555
        backing = self.get_transport()
 
556
        request = smart.repository.SmartServerRepositoryGetRevisionGraph(backing)
 
557
        tree = self.make_branch_and_memory_tree('.')
 
558
        tree.lock_write()
 
559
        tree.add('')
 
560
        r1 = tree.commit('1st commit')
 
561
        tree.unlock()
 
562
 
 
563
        # Note that it still returns body (of zero bytes).
 
564
        self.assertEqual(
 
565
            SmartServerResponse(('nosuchrevision', 'missingrevision', ), ''),
 
566
            request.execute(backing.local_abspath(''), 'missingrevision'))
 
567
 
 
568
 
 
569
class TestSmartServerRequestHasRevision(tests.TestCaseWithTransport):
 
570
 
 
571
    def test_missing_revision(self):
 
572
        """For a missing revision, ('no', ) is returned."""
 
573
        backing = self.get_transport()
 
574
        request = smart.repository.SmartServerRequestHasRevision(backing)
 
575
        self.make_repository('.')
 
576
        self.assertEqual(SmartServerResponse(('no', )),
 
577
            request.execute(backing.local_abspath(''), 'revid'))
 
578
 
 
579
    def test_present_revision(self):
 
580
        """For a present revision, ('yes', ) is returned."""
 
581
        backing = self.get_transport()
 
582
        request = smart.repository.SmartServerRequestHasRevision(backing)
 
583
        tree = self.make_branch_and_memory_tree('.')
 
584
        tree.lock_write()
 
585
        tree.add('')
 
586
        rev_id_utf8 = u'\xc8abc'.encode('utf-8')
 
587
        r1 = tree.commit('a commit', rev_id=rev_id_utf8)
 
588
        tree.unlock()
 
589
        self.assertTrue(tree.branch.repository.has_revision(rev_id_utf8))
 
590
        self.assertEqual(SmartServerResponse(('yes', )),
 
591
            request.execute(backing.local_abspath(''), rev_id_utf8))
 
592
 
 
593
 
 
594
class TestSmartServerRepositoryGatherStats(tests.TestCaseWithTransport):
 
595
 
 
596
    def test_empty_revid(self):
 
597
        """With an empty revid, we get only size an number and revisions"""
 
598
        backing = self.get_transport()
 
599
        request = smart.repository.SmartServerRepositoryGatherStats(backing)
 
600
        repository = self.make_repository('.')
 
601
        stats = repository.gather_stats()
 
602
        size = stats['size']
 
603
        expected_body = 'revisions: 0\nsize: %d\n' % size
 
604
        self.assertEqual(SmartServerResponse(('ok', ), expected_body),
 
605
                         request.execute(backing.local_abspath(''), '', 'no'))
 
606
 
 
607
    def test_revid_with_committers(self):
 
608
        """For a revid we get more infos."""
 
609
        backing = self.get_transport()
 
610
        rev_id_utf8 = u'\xc8abc'.encode('utf-8')
 
611
        request = smart.repository.SmartServerRepositoryGatherStats(backing)
 
612
        tree = self.make_branch_and_memory_tree('.')
 
613
        tree.lock_write()
 
614
        tree.add('')
 
615
        # Let's build a predictable result
 
616
        tree.commit('a commit', timestamp=123456.2, timezone=3600)
 
617
        tree.commit('a commit', timestamp=654321.4, timezone=0,
 
618
                    rev_id=rev_id_utf8)
 
619
        tree.unlock()
 
620
 
 
621
        stats = tree.branch.repository.gather_stats()
 
622
        size = stats['size']
 
623
        expected_body = ('firstrev: 123456.200 3600\n'
 
624
                         'latestrev: 654321.400 0\n'
 
625
                         'revisions: 2\n'
 
626
                         'size: %d\n' % size)
 
627
        self.assertEqual(SmartServerResponse(('ok', ), expected_body),
 
628
                         request.execute(backing.local_abspath(''),
 
629
                                         rev_id_utf8, 'no'))
 
630
 
 
631
    def test_not_empty_repository_with_committers(self):
 
632
        """For a revid and requesting committers we get the whole thing."""
 
633
        backing = self.get_transport()
 
634
        rev_id_utf8 = u'\xc8abc'.encode('utf-8')
 
635
        request = smart.repository.SmartServerRepositoryGatherStats(backing)
 
636
        tree = self.make_branch_and_memory_tree('.')
 
637
        tree.lock_write()
 
638
        tree.add('')
 
639
        # Let's build a predictable result
 
640
        tree.commit('a commit', timestamp=123456.2, timezone=3600,
 
641
                    committer='foo')
 
642
        tree.commit('a commit', timestamp=654321.4, timezone=0,
 
643
                    committer='bar', rev_id=rev_id_utf8)
 
644
        tree.unlock()
 
645
        stats = tree.branch.repository.gather_stats()
 
646
 
 
647
        size = stats['size']
 
648
        expected_body = ('committers: 2\n'
 
649
                         'firstrev: 123456.200 3600\n'
 
650
                         'latestrev: 654321.400 0\n'
 
651
                         'revisions: 2\n'
 
652
                         'size: %d\n' % size)
 
653
        self.assertEqual(SmartServerResponse(('ok', ), expected_body),
 
654
                         request.execute(backing.local_abspath(''),
 
655
                                         rev_id_utf8, 'yes'))
 
656
 
 
657
 
 
658
class TestSmartServerRepositoryIsShared(tests.TestCaseWithTransport):
 
659
 
 
660
    def test_is_shared(self):
 
661
        """For a shared repository, ('yes', ) is returned."""
 
662
        backing = self.get_transport()
 
663
        request = smart.repository.SmartServerRepositoryIsShared(backing)
 
664
        self.make_repository('.', shared=True)
 
665
        self.assertEqual(SmartServerResponse(('yes', )),
 
666
            request.execute(backing.local_abspath(''), ))
 
667
 
 
668
    def test_is_not_shared(self):
 
669
        """For a shared repository, ('no', ) is returned."""
 
670
        backing = self.get_transport()
 
671
        request = smart.repository.SmartServerRepositoryIsShared(backing)
 
672
        self.make_repository('.', shared=False)
 
673
        self.assertEqual(SmartServerResponse(('no', )),
 
674
            request.execute(backing.local_abspath(''), ))
 
675
 
 
676
 
 
677
class TestSmartServerRepositoryLockWrite(tests.TestCaseWithTransport):
 
678
 
 
679
    def setUp(self):
 
680
        tests.TestCaseWithTransport.setUp(self)
 
681
        self.reduceLockdirTimeout()
 
682
 
 
683
    def test_lock_write_on_unlocked_repo(self):
 
684
        backing = self.get_transport()
 
685
        request = smart.repository.SmartServerRepositoryLockWrite(backing)
 
686
        repository = self.make_repository('.')
 
687
        response = request.execute(backing.local_abspath(''))
 
688
        nonce = repository.control_files._lock.peek().get('nonce')
 
689
        self.assertEqual(SmartServerResponse(('ok', nonce)), response)
 
690
        # The repository is now locked.  Verify that with a new repository
 
691
        # object.
 
692
        new_repo = repository.bzrdir.open_repository()
 
693
        self.assertRaises(errors.LockContention, new_repo.lock_write)
 
694
 
 
695
    def test_lock_write_on_locked_repo(self):
 
696
        backing = self.get_transport()
 
697
        request = smart.repository.SmartServerRepositoryLockWrite(backing)
 
698
        repository = self.make_repository('.')
 
699
        repository.lock_write()
 
700
        repository.leave_lock_in_place()
 
701
        repository.unlock()
 
702
        response = request.execute(backing.local_abspath(''))
 
703
        self.assertEqual(
 
704
            SmartServerResponse(('LockContention',)), response)
 
705
 
 
706
    def test_lock_write_on_readonly_transport(self):
 
707
        backing = self.get_readonly_transport()
 
708
        request = smart.repository.SmartServerRepositoryLockWrite(backing)
 
709
        repository = self.make_repository('.')
 
710
        response = request.execute('')
 
711
        self.assertFalse(response.is_successful())
 
712
        self.assertEqual('LockFailed', response.args[0])
 
713
 
 
714
 
 
715
class TestSmartServerRepositoryUnlock(tests.TestCaseWithTransport):
 
716
 
 
717
    def setUp(self):
 
718
        tests.TestCaseWithTransport.setUp(self)
 
719
        self.reduceLockdirTimeout()
 
720
 
 
721
    def test_unlock_on_locked_repo(self):
 
722
        backing = self.get_transport()
 
723
        request = smart.repository.SmartServerRepositoryUnlock(backing)
 
724
        repository = self.make_repository('.')
 
725
        token = repository.lock_write()
 
726
        repository.leave_lock_in_place()
 
727
        repository.unlock()
 
728
        response = request.execute(backing.local_abspath(''), token)
 
729
        self.assertEqual(
 
730
            SmartServerResponse(('ok',)), response)
 
731
        # The repository is now unlocked.  Verify that with a new repository
 
732
        # object.
 
733
        new_repo = repository.bzrdir.open_repository()
 
734
        new_repo.lock_write()
 
735
        new_repo.unlock()
 
736
 
 
737
    def test_unlock_on_unlocked_repo(self):
 
738
        backing = self.get_transport()
 
739
        request = smart.repository.SmartServerRepositoryUnlock(backing)
 
740
        repository = self.make_repository('.')
 
741
        response = request.execute(backing.local_abspath(''), 'some token')
 
742
        self.assertEqual(
 
743
            SmartServerResponse(('TokenMismatch',)), response)
 
744
 
 
745
 
 
746
class TestSmartServerRepositoryTarball(tests.TestCaseWithTransport):
 
747
 
 
748
    def test_repository_tarball(self):
 
749
        backing = self.get_transport()
 
750
        request = smart.repository.SmartServerRepositoryTarball(backing)
 
751
        repository = self.make_repository('.')
 
752
        # make some extraneous junk in the repository directory which should
 
753
        # not be copied
 
754
        self.build_tree(['.bzr/repository/extra-junk'])
 
755
        response = request.execute(backing.local_abspath(''), 'bz2')
 
756
        self.assertEqual(('ok',), response.args)
 
757
        # body should be a tbz2
 
758
        body_file = StringIO(response.body)
 
759
        body_tar = tarfile.open('body_tar.tbz2', fileobj=body_file,
 
760
            mode='r|bz2')
 
761
        # let's make sure there are some key repository components inside it.
 
762
        # the tarfile returns directories with trailing slashes...
 
763
        names = set([n.rstrip('/') for n in body_tar.getnames()])
 
764
        self.assertTrue('.bzr/repository/lock' in names)
 
765
        self.assertTrue('.bzr/repository/format' in names)
 
766
        self.assertTrue('.bzr/repository/extra-junk' not in names,
 
767
            "extraneous file present in tar file")
 
768
 
 
769
 
 
770
class TestSmartServerIsReadonly(tests.TestCaseWithTransport):
 
771
 
 
772
    def test_is_readonly_no(self):
 
773
        backing = self.get_transport()
 
774
        request = smart.request.SmartServerIsReadonly(backing)
 
775
        response = request.execute()
 
776
        self.assertEqual(
 
777
            SmartServerResponse(('no',)), response)
 
778
 
 
779
    def test_is_readonly_yes(self):
 
780
        backing = self.get_readonly_transport()
 
781
        request = smart.request.SmartServerIsReadonly(backing)
 
782
        response = request.execute()
 
783
        self.assertEqual(
 
784
            SmartServerResponse(('yes',)), response)
 
785
 
 
786
 
 
787
class TestHandlers(tests.TestCase):
 
788
    """Tests for the request.request_handlers object."""
 
789
 
 
790
    def test_registered_methods(self):
 
791
        """Test that known methods are registered to the correct object."""
 
792
        self.assertEqual(
 
793
            smart.request.request_handlers.get('Branch.get_config_file'),
 
794
            smart.branch.SmartServerBranchGetConfigFile)
 
795
        self.assertEqual(
 
796
            smart.request.request_handlers.get('Branch.lock_write'),
 
797
            smart.branch.SmartServerBranchRequestLockWrite)
 
798
        self.assertEqual(
 
799
            smart.request.request_handlers.get('Branch.last_revision_info'),
 
800
            smart.branch.SmartServerBranchRequestLastRevisionInfo)
 
801
        self.assertEqual(
 
802
            smart.request.request_handlers.get('Branch.revision_history'),
 
803
            smart.branch.SmartServerRequestRevisionHistory)
 
804
        self.assertEqual(
 
805
            smart.request.request_handlers.get('Branch.set_last_revision'),
 
806
            smart.branch.SmartServerBranchRequestSetLastRevision)
 
807
        self.assertEqual(
 
808
            smart.request.request_handlers.get('Branch.unlock'),
 
809
            smart.branch.SmartServerBranchRequestUnlock)
 
810
        self.assertEqual(
 
811
            smart.request.request_handlers.get('BzrDir.find_repository'),
 
812
            smart.bzrdir.SmartServerRequestFindRepository)
 
813
        self.assertEqual(
 
814
            smart.request.request_handlers.get('BzrDirFormat.initialize'),
 
815
            smart.bzrdir.SmartServerRequestInitializeBzrDir)
 
816
        self.assertEqual(
 
817
            smart.request.request_handlers.get('BzrDir.open_branch'),
 
818
            smart.bzrdir.SmartServerRequestOpenBranch)
 
819
        self.assertEqual(
 
820
            smart.request.request_handlers.get('Repository.gather_stats'),
 
821
            smart.repository.SmartServerRepositoryGatherStats)
 
822
        self.assertEqual(
 
823
            smart.request.request_handlers.get('Repository.get_revision_graph'),
 
824
            smart.repository.SmartServerRepositoryGetRevisionGraph)
 
825
        self.assertEqual(
 
826
            smart.request.request_handlers.get('Repository.has_revision'),
 
827
            smart.repository.SmartServerRequestHasRevision)
 
828
        self.assertEqual(
 
829
            smart.request.request_handlers.get('Repository.is_shared'),
 
830
            smart.repository.SmartServerRepositoryIsShared)
 
831
        self.assertEqual(
 
832
            smart.request.request_handlers.get('Repository.lock_write'),
 
833
            smart.repository.SmartServerRepositoryLockWrite)
 
834
        self.assertEqual(
 
835
            smart.request.request_handlers.get('Repository.unlock'),
 
836
            smart.repository.SmartServerRepositoryUnlock)
 
837
        self.assertEqual(
 
838
            smart.request.request_handlers.get('Repository.tarball'),
 
839
            smart.repository.SmartServerRepositoryTarball)
 
840
        self.assertEqual(
 
841
            smart.request.request_handlers.get('Transport.is_readonly'),
 
842
            smart.request.SmartServerIsReadonly)