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1
# Copyright (C) 2006 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 protococl."""
 
18
 
 
19
from bzrlib import bzrdir, errors, smart, tests
 
20
from bzrlib.smart.request import SmartServerResponse
 
21
import bzrlib.smart.bzrdir
 
22
import bzrlib.smart.branch
 
23
import bzrlib.smart.repository
 
24
 
 
25
 
 
26
class TestCaseWithSmartMedium(tests.TestCaseWithTransport):
 
27
 
 
28
    def setUp(self):
 
29
        super(TestCaseWithSmartMedium, self).setUp()
 
30
        # We're allowed to set  the transport class here, so that we don't use
 
31
        # the default or a parameterized class, but rather use the
 
32
        # TestCaseWithTransport infrastructure to set up a smart server and
 
33
        # transport.
 
34
        self.transport_server = smart.server.SmartTCPServer_for_testing
 
35
 
 
36
    def get_smart_medium(self):
 
37
        """Get a smart medium to use in tests."""
 
38
        return self.get_transport().get_smart_medium()
 
39
 
 
40
 
 
41
class TestSmartServerResponse(tests.TestCase):
 
42
 
 
43
    def test__eq__(self):
 
44
        self.assertEqual(SmartServerResponse(('ok', )),
 
45
            SmartServerResponse(('ok', )))
 
46
        self.assertEqual(SmartServerResponse(('ok', ), 'body'),
 
47
            SmartServerResponse(('ok', ), 'body'))
 
48
        self.assertNotEqual(SmartServerResponse(('ok', )),
 
49
            SmartServerResponse(('notok', )))
 
50
        self.assertNotEqual(SmartServerResponse(('ok', ), 'body'),
 
51
            SmartServerResponse(('ok', )))
 
52
        self.assertNotEqual(None,
 
53
            SmartServerResponse(('ok', )))
 
54
 
 
55
 
 
56
class TestSmartServerRequestFindRepository(tests.TestCaseWithTransport):
 
57
    """Tests for BzrDir.find_repository."""
 
58
 
 
59
    def test_no_repository(self):
 
60
        """When there is no repository to be found, ('norepository', ) is returned."""
 
61
        backing = self.get_transport()
 
62
        request = smart.bzrdir.SmartServerRequestFindRepository(backing)
 
63
        self.make_bzrdir('.')
 
64
        self.assertEqual(SmartServerResponse(('norepository', )),
 
65
            request.execute(backing.local_abspath('')))
 
66
 
 
67
    def test_nonshared_repository(self):
 
68
        # nonshared repositorys only allow 'find' to return a handle when the 
 
69
        # path the repository is being searched on is the same as that that 
 
70
        # the repository is at.
 
71
        backing = self.get_transport()
 
72
        request = smart.bzrdir.SmartServerRequestFindRepository(backing)
 
73
        result = self._make_repository_and_result()
 
74
        self.assertEqual(result, request.execute(backing.local_abspath('')))
 
75
        self.make_bzrdir('subdir')
 
76
        self.assertEqual(SmartServerResponse(('norepository', )),
 
77
            request.execute(backing.local_abspath('subdir')))
 
78
 
 
79
    def _make_repository_and_result(self, shared=False, format=None):
 
80
        """Convenience function to setup a repository.
 
81
 
 
82
        :result: The SmartServerResponse to expect when opening it.
 
83
        """
 
84
        repo = self.make_repository('.', shared=shared, format=format)
 
85
        if repo.supports_rich_root():
 
86
            rich_root = 'True'
 
87
        else:
 
88
            rich_root = 'False'
 
89
        if repo._format.supports_tree_reference:
 
90
            subtrees = 'True'
 
91
        else:
 
92
            subtrees = 'False'
 
93
        return SmartServerResponse(('ok', '', rich_root, subtrees))
 
94
 
 
95
    def test_shared_repository(self):
 
96
        """When there is a shared repository, we get 'ok', 'relpath-to-repo'."""
 
97
        backing = self.get_transport()
 
98
        request = smart.bzrdir.SmartServerRequestFindRepository(backing)
 
99
        result = self._make_repository_and_result(shared=True)
 
100
        self.assertEqual(result, request.execute(backing.local_abspath('')))
 
101
        self.make_bzrdir('subdir')
 
102
        result2 = SmartServerResponse(result.args[0:1] + ('..', ) + result.args[2:])
 
103
        self.assertEqual(result2,
 
104
            request.execute(backing.local_abspath('subdir')))
 
105
        self.make_bzrdir('subdir/deeper')
 
106
        result3 = SmartServerResponse(result.args[0:1] + ('../..', ) + result.args[2:])
 
107
        self.assertEqual(result3,
 
108
            request.execute(backing.local_abspath('subdir/deeper')))
 
109
 
 
110
    def test_rich_root_and_subtree_encoding(self):
 
111
        """Test for the format attributes for rich root and subtree support."""
 
112
        backing = self.get_transport()
 
113
        request = smart.bzrdir.SmartServerRequestFindRepository(backing)
 
114
        result = self._make_repository_and_result(format='dirstate-with-subtree')
 
115
        # check the test will be valid
 
116
        self.assertEqual('True', result.args[2])
 
117
        self.assertEqual('True', result.args[3])
 
118
        self.assertEqual(result, request.execute(backing.local_abspath('')))
 
119
 
 
120
 
 
121
class TestSmartServerRequestInitializeBzrDir(tests.TestCaseWithTransport):
 
122
 
 
123
    def test_empty_dir(self):
 
124
        """Initializing an empty dir should succeed and do it."""
 
125
        backing = self.get_transport()
 
126
        request = smart.bzrdir.SmartServerRequestInitializeBzrDir(backing)
 
127
        self.assertEqual(SmartServerResponse(('ok', )),
 
128
            request.execute(backing.local_abspath('.')))
 
129
        made_dir = bzrdir.BzrDir.open_from_transport(backing)
 
130
        # no branch, tree or repository is expected with the current 
 
131
        # default formart.
 
132
        self.assertRaises(errors.NoWorkingTree, made_dir.open_workingtree)
 
133
        self.assertRaises(errors.NotBranchError, made_dir.open_branch)
 
134
        self.assertRaises(errors.NoRepositoryPresent, made_dir.open_repository)
 
135
 
 
136
    def test_missing_dir(self):
 
137
        """Initializing a missing directory should fail like the bzrdir api."""
 
138
        backing = self.get_transport()
 
139
        request = smart.bzrdir.SmartServerRequestInitializeBzrDir(backing)
 
140
        self.assertRaises(errors.NoSuchFile,
 
141
            request.execute, backing.local_abspath('subdir'))
 
142
 
 
143
    def test_initialized_dir(self):
 
144
        """Initializing an extant bzrdir should fail like the bzrdir api."""
 
145
        backing = self.get_transport()
 
146
        request = smart.bzrdir.SmartServerRequestInitializeBzrDir(backing)
 
147
        self.make_bzrdir('subdir')
 
148
        self.assertRaises(errors.FileExists,
 
149
            request.execute, backing.local_abspath('subdir'))
 
150
 
 
151
 
 
152
class TestSmartServerRequestOpenBranch(tests.TestCaseWithTransport):
 
153
 
 
154
    def test_no_branch(self):
 
155
        """When there is no branch, ('nobranch', ) is returned."""
 
156
        backing = self.get_transport()
 
157
        request = smart.bzrdir.SmartServerRequestOpenBranch(backing)
 
158
        self.make_bzrdir('.')
 
159
        self.assertEqual(SmartServerResponse(('nobranch', )),
 
160
            request.execute(backing.local_abspath('')))
 
161
 
 
162
    def test_branch(self):
 
163
        """When there is a branch, 'ok' is returned."""
 
164
        backing = self.get_transport()
 
165
        request = smart.bzrdir.SmartServerRequestOpenBranch(backing)
 
166
        self.make_branch('.')
 
167
        self.assertEqual(SmartServerResponse(('ok', '')),
 
168
            request.execute(backing.local_abspath('')))
 
169
 
 
170
    def test_branch_reference(self):
 
171
        """When there is a branch reference, the reference URL is returned."""
 
172
        backing = self.get_transport()
 
173
        request = smart.bzrdir.SmartServerRequestOpenBranch(backing)
 
174
        branch = self.make_branch('branch')
 
175
        checkout = branch.create_checkout('reference',lightweight=True)
 
176
        # TODO: once we have an API to probe for references of any sort, we
 
177
        # can use it here.
 
178
        reference_url = backing.abspath('branch') + '/'
 
179
        self.assertFileEqual(reference_url, 'reference/.bzr/branch/location')
 
180
        self.assertEqual(SmartServerResponse(('ok', reference_url)),
 
181
            request.execute(backing.local_abspath('reference')))
 
182
 
 
183
 
 
184
class TestSmartServerRequestRevisionHistory(tests.TestCaseWithTransport):
 
185
 
 
186
    def test_empty(self):
 
187
        """For an empty branch, the body is empty."""
 
188
        backing = self.get_transport()
 
189
        request = smart.branch.SmartServerRequestRevisionHistory(backing)
 
190
        self.make_branch('.')
 
191
        self.assertEqual(SmartServerResponse(('ok', ), ''),
 
192
            request.execute(backing.local_abspath('')))
 
193
 
 
194
    def test_not_empty(self):
 
195
        """For a non-empty branch, the body is empty."""
 
196
        backing = self.get_transport()
 
197
        request = smart.branch.SmartServerRequestRevisionHistory(backing)
 
198
        tree = self.make_branch_and_memory_tree('.')
 
199
        tree.lock_write()
 
200
        tree.add('')
 
201
        r1 = tree.commit('1st commit')
 
202
        r2 = tree.commit('2nd commit', rev_id=u'\xc8'.encode('utf-8'))
 
203
        tree.unlock()
 
204
        self.assertEqual(
 
205
            SmartServerResponse(('ok', ), ('\x00'.join([r1, r2]))),
 
206
            request.execute(backing.local_abspath('')))
 
207
 
 
208
 
 
209
class TestSmartServerBranchRequest(tests.TestCaseWithTransport):
 
210
 
 
211
    def test_no_branch(self):
 
212
        """When there is a bzrdir and no branch, NotBranchError is raised."""
 
213
        backing = self.get_transport()
 
214
        request = smart.branch.SmartServerBranchRequest(backing)
 
215
        self.make_bzrdir('.')
 
216
        self.assertRaises(errors.NotBranchError,
 
217
            request.execute, backing.local_abspath(''))
 
218
 
 
219
    def test_branch_reference(self):
 
220
        """When there is a branch reference, NotBranchError is raised."""
 
221
        backing = self.get_transport()
 
222
        request = smart.branch.SmartServerBranchRequest(backing)
 
223
        branch = self.make_branch('branch')
 
224
        checkout = branch.create_checkout('reference',lightweight=True)
 
225
        self.assertRaises(errors.NotBranchError,
 
226
            request.execute, backing.local_abspath('checkout'))
 
227
 
 
228
 
 
229
class TestSmartServerBranchRequestLastRevisionInfo(tests.TestCaseWithTransport):
 
230
 
 
231
    def test_empty(self):
 
232
        """For an empty branch, the result is ('ok', '0', '')."""
 
233
        backing = self.get_transport()
 
234
        request = smart.branch.SmartServerBranchRequestLastRevisionInfo(backing)
 
235
        self.make_branch('.')
 
236
        self.assertEqual(SmartServerResponse(('ok', '0', '')),
 
237
            request.execute(backing.local_abspath('')))
 
238
 
 
239
    def test_not_empty(self):
 
240
        """For a non-empty branch, the result is ('ok', 'revno', 'revid')."""
 
241
        backing = self.get_transport()
 
242
        request = smart.branch.SmartServerBranchRequestLastRevisionInfo(backing)
 
243
        tree = self.make_branch_and_memory_tree('.')
 
244
        tree.lock_write()
 
245
        tree.add('')
 
246
        rev_id_utf8 = u'\xc8'.encode('utf-8')
 
247
        r1 = tree.commit('1st commit')
 
248
        r2 = tree.commit('2nd commit', rev_id=rev_id_utf8)
 
249
        tree.unlock()
 
250
        self.assertEqual(
 
251
            SmartServerResponse(('ok', '2', rev_id_utf8)),
 
252
            request.execute(backing.local_abspath('')))
 
253
 
 
254
 
 
255
class TestSmartServerBranchRequestGetConfigFile(tests.TestCaseWithTransport):
 
256
 
 
257
    def test_default(self):
 
258
        """With no file, we get empty content."""
 
259
        backing = self.get_transport()
 
260
        request = smart.branch.SmartServerBranchGetConfigFile(backing)
 
261
        branch = self.make_branch('.')
 
262
        # there should be no file by default
 
263
        content = ''
 
264
        self.assertEqual(SmartServerResponse(('ok', ), content),
 
265
            request.execute(backing.local_abspath('')))
 
266
 
 
267
    def test_with_content(self):
 
268
        # SmartServerBranchGetConfigFile should return the content from
 
269
        # branch.control_files.get('branch.conf') for now - in the future it may
 
270
        # perform more complex processing. 
 
271
        backing = self.get_transport()
 
272
        request = smart.branch.SmartServerBranchGetConfigFile(backing)
 
273
        branch = self.make_branch('.')
 
274
        branch.control_files.put_utf8('branch.conf', 'foo bar baz')
 
275
        self.assertEqual(SmartServerResponse(('ok', ), 'foo bar baz'),
 
276
            request.execute(backing.local_abspath('')))
 
277
 
 
278
 
 
279
class TestSmartServerBranchRequestSetLastRevision(tests.TestCaseWithTransport):
 
280
 
 
281
    def test_empty(self):
 
282
        backing = self.get_transport()
 
283
        request = smart.branch.SmartServerBranchRequestSetLastRevision(backing)
 
284
        b = self.make_branch('.')
 
285
        branch_token = b.lock_write()
 
286
        repo_token = b.repository.lock_write()
 
287
        b.repository.unlock()
 
288
        try:
 
289
            self.assertEqual(SmartServerResponse(('ok',)),
 
290
                request.execute(
 
291
                    backing.local_abspath(''), branch_token, repo_token, ''))
 
292
        finally:
 
293
            b.unlock()
 
294
 
 
295
    def test_not_present_revision_id(self):
 
296
        backing = self.get_transport()
 
297
        request = smart.branch.SmartServerBranchRequestSetLastRevision(backing)
 
298
        b = self.make_branch('.')
 
299
        branch_token = b.lock_write()
 
300
        repo_token = b.repository.lock_write()
 
301
        b.repository.unlock()
 
302
        try:
 
303
            revision_id = 'non-existent revision'
 
304
            self.assertEqual(
 
305
                SmartServerResponse(('NoSuchRevision', revision_id)),
 
306
                request.execute(
 
307
                    backing.local_abspath(''), branch_token, repo_token,
 
308
                    revision_id))
 
309
        finally:
 
310
            b.unlock()
 
311
 
 
312
    def test_revision_id_present(self):
 
313
        backing = self.get_transport()
 
314
        request = smart.branch.SmartServerBranchRequestSetLastRevision(backing)
 
315
        tree = self.make_branch_and_memory_tree('.')
 
316
        tree.lock_write()
 
317
        tree.add('')
 
318
        rev_id_utf8 = u'\xc8'.encode('utf-8')
 
319
        r1 = tree.commit('1st commit', rev_id=rev_id_utf8)
 
320
        r2 = tree.commit('2nd commit')
 
321
        tree.unlock()
 
322
        branch_token = tree.branch.lock_write()
 
323
        repo_token = tree.branch.repository.lock_write()
 
324
        tree.branch.repository.unlock()
 
325
        try:
 
326
            self.assertEqual(
 
327
                SmartServerResponse(('ok',)),
 
328
                request.execute(
 
329
                    backing.local_abspath(''), branch_token, repo_token,
 
330
                    rev_id_utf8))
 
331
            self.assertEqual([rev_id_utf8], tree.branch.revision_history())
 
332
        finally:
 
333
            tree.branch.unlock()
 
334
 
 
335
    def test_revision_id_present2(self):
 
336
        backing = self.get_transport()
 
337
        request = smart.branch.SmartServerBranchRequestSetLastRevision(backing)
 
338
        tree = self.make_branch_and_memory_tree('.')
 
339
        tree.lock_write()
 
340
        tree.add('')
 
341
        rev_id_utf8 = u'\xc8'.encode('utf-8')
 
342
        r1 = tree.commit('1st commit', rev_id=rev_id_utf8)
 
343
        r2 = tree.commit('2nd commit')
 
344
        tree.unlock()
 
345
        tree.branch.set_revision_history([])
 
346
        branch_token = tree.branch.lock_write()
 
347
        repo_token = tree.branch.repository.lock_write()
 
348
        tree.branch.repository.unlock()
 
349
        try:
 
350
            self.assertEqual(
 
351
                SmartServerResponse(('ok',)),
 
352
                request.execute(
 
353
                    backing.local_abspath(''), branch_token, repo_token,
 
354
                    rev_id_utf8))
 
355
            self.assertEqual([rev_id_utf8], tree.branch.revision_history())
 
356
        finally:
 
357
            tree.branch.unlock()
 
358
 
 
359
 
 
360
class TestSmartServerBranchRequestLockWrite(tests.TestCaseWithTransport):
 
361
 
 
362
    def setUp(self):
 
363
        tests.TestCaseWithTransport.setUp(self)
 
364
        self.reduceLockdirTimeout()
 
365
 
 
366
    def test_lock_write_on_unlocked_branch(self):
 
367
        backing = self.get_transport()
 
368
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
369
        branch = self.make_branch('.')
 
370
        repository = branch.repository
 
371
        response = request.execute(backing.local_abspath(''))
 
372
        branch_nonce = branch.control_files._lock.peek().get('nonce')
 
373
        repository_nonce = repository.control_files._lock.peek().get('nonce')
 
374
        self.assertEqual(
 
375
            SmartServerResponse(('ok', branch_nonce, repository_nonce)),
 
376
            response)
 
377
        # The branch (and associated repository) is now locked.  Verify that
 
378
        # with a new branch object.
 
379
        new_branch = repository.bzrdir.open_branch()
 
380
        self.assertRaises(errors.LockContention, new_branch.lock_write)
 
381
 
 
382
    def test_lock_write_on_locked_branch(self):
 
383
        backing = self.get_transport()
 
384
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
385
        branch = self.make_branch('.')
 
386
        branch.lock_write()
 
387
        branch.leave_lock_in_place()
 
388
        branch.unlock()
 
389
        response = request.execute(backing.local_abspath(''))
 
390
        self.assertEqual(
 
391
            SmartServerResponse(('LockContention',)), response)
 
392
 
 
393
    def test_lock_write_with_tokens_on_locked_branch(self):
 
394
        backing = self.get_transport()
 
395
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
396
        branch = self.make_branch('.')
 
397
        branch_token = branch.lock_write()
 
398
        repo_token = branch.repository.lock_write()
 
399
        branch.repository.unlock()
 
400
        branch.leave_lock_in_place()
 
401
        branch.repository.leave_lock_in_place()
 
402
        branch.unlock()
 
403
        response = request.execute(backing.local_abspath(''),
 
404
                                   branch_token, repo_token)
 
405
        self.assertEqual(
 
406
            SmartServerResponse(('ok', branch_token, repo_token)), response)
 
407
 
 
408
    def test_lock_write_with_mismatched_tokens_on_locked_branch(self):
 
409
        backing = self.get_transport()
 
410
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
411
        branch = self.make_branch('.')
 
412
        branch_token = branch.lock_write()
 
413
        repo_token = branch.repository.lock_write()
 
414
        branch.repository.unlock()
 
415
        branch.leave_lock_in_place()
 
416
        branch.repository.leave_lock_in_place()
 
417
        branch.unlock()
 
418
        response = request.execute(backing.local_abspath(''),
 
419
                                   branch_token+'xxx', repo_token)
 
420
        self.assertEqual(
 
421
            SmartServerResponse(('TokenMismatch',)), response)
 
422
 
 
423
    def test_lock_write_on_locked_repo(self):
 
424
        backing = self.get_transport()
 
425
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
426
        branch = self.make_branch('.')
 
427
        branch.repository.lock_write()
 
428
        branch.repository.leave_lock_in_place()
 
429
        branch.repository.unlock()
 
430
        response = request.execute(backing.local_abspath(''))
 
431
        self.assertEqual(
 
432
            SmartServerResponse(('LockContention',)), response)
 
433
 
 
434
    def test_lock_write_on_readonly_transport(self):
 
435
        backing = self.get_readonly_transport()
 
436
        request = smart.branch.SmartServerBranchRequestLockWrite(backing)
 
437
        branch = self.make_branch('.')
 
438
        response = request.execute('')
 
439
        self.assertEqual(
 
440
            SmartServerResponse(('UnlockableTransport',)), response)
 
441
 
 
442
 
 
443
class TestSmartServerBranchRequestUnlock(tests.TestCaseWithTransport):
 
444
 
 
445
    def setUp(self):
 
446
        tests.TestCaseWithTransport.setUp(self)
 
447
        self.reduceLockdirTimeout()
 
448
 
 
449
    def test_unlock_on_locked_branch_and_repo(self):
 
450
        backing = self.get_transport()
 
451
        request = smart.branch.SmartServerBranchRequestUnlock(backing)
 
452
        branch = self.make_branch('.')
 
453
        # Lock the branch
 
454
        branch_token = branch.lock_write()
 
455
        repo_token = branch.repository.lock_write()
 
456
        branch.repository.unlock()
 
457
        # Unlock the branch (and repo) object, leaving the physical locks
 
458
        # in place.
 
459
        branch.leave_lock_in_place()
 
460
        branch.repository.leave_lock_in_place()
 
461
        branch.unlock()
 
462
        response = request.execute(backing.local_abspath(''),
 
463
                                   branch_token, repo_token)
 
464
        self.assertEqual(
 
465
            SmartServerResponse(('ok',)), response)
 
466
        # The branch is now unlocked.  Verify that with a new branch
 
467
        # object.
 
468
        new_branch = branch.bzrdir.open_branch()
 
469
        new_branch.lock_write()
 
470
        new_branch.unlock()
 
471
 
 
472
    def test_unlock_on_unlocked_branch_unlocked_repo(self):
 
473
        backing = self.get_transport()
 
474
        request = smart.branch.SmartServerBranchRequestUnlock(backing)
 
475
        branch = self.make_branch('.')
 
476
        response = request.execute(
 
477
            backing.local_abspath(''), 'branch token', 'repo token')
 
478
        self.assertEqual(
 
479
            SmartServerResponse(('TokenMismatch',)), response)
 
480
 
 
481
    def test_unlock_on_unlocked_branch_locked_repo(self):
 
482
        backing = self.get_transport()
 
483
        request = smart.branch.SmartServerBranchRequestUnlock(backing)
 
484
        branch = self.make_branch('.')
 
485
        # Lock the repository.
 
486
        repo_token = branch.repository.lock_write()
 
487
        branch.repository.leave_lock_in_place()
 
488
        branch.repository.unlock()
 
489
        # Issue branch lock_write request on the unlocked branch (with locked
 
490
        # repo).
 
491
        response = request.execute(
 
492
            backing.local_abspath(''), 'branch token', repo_token)
 
493
        self.assertEqual(
 
494
            SmartServerResponse(('TokenMismatch',)), response)
 
495
 
 
496
 
 
497
class TestSmartServerRepositoryRequest(tests.TestCaseWithTransport):
 
498
 
 
499
    def test_no_repository(self):
 
500
        """Raise NoRepositoryPresent when there is a bzrdir and no repo."""
 
501
        # we test this using a shared repository above the named path,
 
502
        # thus checking the right search logic is used - that is, that
 
503
        # its the exact path being looked at and the server is not
 
504
        # searching.
 
505
        backing = self.get_transport()
 
506
        request = smart.repository.SmartServerRepositoryRequest(backing)
 
507
        self.make_repository('.', shared=True)
 
508
        self.make_bzrdir('subdir')
 
509
        self.assertRaises(errors.NoRepositoryPresent,
 
510
            request.execute, backing.local_abspath('subdir'))
 
511
 
 
512
 
 
513
class TestSmartServerRepositoryGetRevisionGraph(tests.TestCaseWithTransport):
 
514
 
 
515
    def test_none_argument(self):
 
516
        backing = self.get_transport()
 
517
        request = smart.repository.SmartServerRepositoryGetRevisionGraph(backing)
 
518
        tree = self.make_branch_and_memory_tree('.')
 
519
        tree.lock_write()
 
520
        tree.add('')
 
521
        r1 = tree.commit('1st commit')
 
522
        r2 = tree.commit('2nd commit', rev_id=u'\xc8'.encode('utf-8'))
 
523
        tree.unlock()
 
524
 
 
525
        # the lines of revision_id->revision_parent_list has no guaranteed
 
526
        # order coming out of a dict, so sort both our test and response
 
527
        lines = sorted([' '.join([r2, r1]), r1])
 
528
        response = request.execute(backing.local_abspath(''), '')
 
529
        response.body = '\n'.join(sorted(response.body.split('\n')))
 
530
 
 
531
        self.assertEqual(
 
532
            SmartServerResponse(('ok', ), '\n'.join(lines)), response)
 
533
 
 
534
    def test_specific_revision_argument(self):
 
535
        backing = self.get_transport()
 
536
        request = smart.repository.SmartServerRepositoryGetRevisionGraph(backing)
 
537
        tree = self.make_branch_and_memory_tree('.')
 
538
        tree.lock_write()
 
539
        tree.add('')
 
540
        rev_id_utf8 = u'\xc9'.encode('utf-8')
 
541
        r1 = tree.commit('1st commit', rev_id=rev_id_utf8)
 
542
        r2 = tree.commit('2nd commit', rev_id=u'\xc8'.encode('utf-8'))
 
543
        tree.unlock()
 
544
 
 
545
        self.assertEqual(SmartServerResponse(('ok', ), rev_id_utf8),
 
546
            request.execute(backing.local_abspath(''), rev_id_utf8))
 
547
    
 
548
    def test_no_such_revision(self):
 
549
        backing = self.get_transport()
 
550
        request = smart.repository.SmartServerRepositoryGetRevisionGraph(backing)
 
551
        tree = self.make_branch_and_memory_tree('.')
 
552
        tree.lock_write()
 
553
        tree.add('')
 
554
        r1 = tree.commit('1st commit')
 
555
        tree.unlock()
 
556
 
 
557
        # Note that it still returns body (of zero bytes).
 
558
        self.assertEqual(
 
559
            SmartServerResponse(('nosuchrevision', 'missingrevision', ), ''),
 
560
            request.execute(backing.local_abspath(''), 'missingrevision'))
 
561
 
 
562
 
 
563
class TestSmartServerRequestHasRevision(tests.TestCaseWithTransport):
 
564
 
 
565
    def test_missing_revision(self):
 
566
        """For a missing revision, ('no', ) is returned."""
 
567
        backing = self.get_transport()
 
568
        request = smart.repository.SmartServerRequestHasRevision(backing)
 
569
        self.make_repository('.')
 
570
        self.assertEqual(SmartServerResponse(('no', )),
 
571
            request.execute(backing.local_abspath(''), 'revid'))
 
572
 
 
573
    def test_present_revision(self):
 
574
        """For a present revision, ('ok', ) is returned."""
 
575
        backing = self.get_transport()
 
576
        request = smart.repository.SmartServerRequestHasRevision(backing)
 
577
        tree = self.make_branch_and_memory_tree('.')
 
578
        tree.lock_write()
 
579
        tree.add('')
 
580
        rev_id_utf8 = u'\xc8abc'.encode('utf-8')
 
581
        r1 = tree.commit('a commit', rev_id=rev_id_utf8)
 
582
        tree.unlock()
 
583
        self.assertTrue(tree.branch.repository.has_revision(rev_id_utf8))
 
584
        self.assertEqual(SmartServerResponse(('ok', )),
 
585
            request.execute(backing.local_abspath(''), rev_id_utf8))
 
586
 
 
587
 
 
588
class TestSmartServerRepositoryGatherStats(tests.TestCaseWithTransport):
 
589
 
 
590
    def test_empty_revid(self):
 
591
        """With an empty revid, we get only size an number and revisions"""
 
592
        backing = self.get_transport()
 
593
        request = smart.repository.SmartServerRepositoryGatherStats(backing)
 
594
        repository = self.make_repository('.')
 
595
        stats = repository.gather_stats()
 
596
        size = stats['size']
 
597
        expected_body = 'revisions: 0\nsize: %d\n' % size
 
598
        self.assertEqual(SmartServerResponse(('ok', ), expected_body),
 
599
                         request.execute(backing.local_abspath(''), '', 'no'))
 
600
 
 
601
    def test_revid_with_committers(self):
 
602
        """For a revid we get more infos."""
 
603
        backing = self.get_transport()
 
604
        rev_id_utf8 = u'\xc8abc'.encode('utf-8')
 
605
        request = smart.repository.SmartServerRepositoryGatherStats(backing)
 
606
        tree = self.make_branch_and_memory_tree('.')
 
607
        tree.lock_write()
 
608
        tree.add('')
 
609
        # Let's build a predictable result
 
610
        tree.commit('a commit', timestamp=123456.2, timezone=3600)
 
611
        tree.commit('a commit', timestamp=654321.4, timezone=0,
 
612
                    rev_id=rev_id_utf8)
 
613
        tree.unlock()
 
614
 
 
615
        stats = tree.branch.repository.gather_stats()
 
616
        size = stats['size']
 
617
        expected_body = ('firstrev: 123456.200 3600\n'
 
618
                         'latestrev: 654321.400 0\n'
 
619
                         'revisions: 2\n'
 
620
                         'size: %d\n' % size)
 
621
        self.assertEqual(SmartServerResponse(('ok', ), expected_body),
 
622
                         request.execute(backing.local_abspath(''),
 
623
                                         rev_id_utf8, 'no'))
 
624
 
 
625
    def test_not_empty_repository_with_committers(self):
 
626
        """For a revid and requesting committers we get the whole thing."""
 
627
        backing = self.get_transport()
 
628
        rev_id_utf8 = u'\xc8abc'.encode('utf-8')
 
629
        request = smart.repository.SmartServerRepositoryGatherStats(backing)
 
630
        tree = self.make_branch_and_memory_tree('.')
 
631
        tree.lock_write()
 
632
        tree.add('')
 
633
        # Let's build a predictable result
 
634
        tree.commit('a commit', timestamp=123456.2, timezone=3600,
 
635
                    committer='foo')
 
636
        tree.commit('a commit', timestamp=654321.4, timezone=0,
 
637
                    committer='bar', rev_id=rev_id_utf8)
 
638
        tree.unlock()
 
639
        stats = tree.branch.repository.gather_stats()
 
640
 
 
641
        size = stats['size']
 
642
        expected_body = ('committers: 2\n'
 
643
                         'firstrev: 123456.200 3600\n'
 
644
                         'latestrev: 654321.400 0\n'
 
645
                         'revisions: 2\n'
 
646
                         'size: %d\n' % size)
 
647
        self.assertEqual(SmartServerResponse(('ok', ), expected_body),
 
648
                         request.execute(backing.local_abspath(''),
 
649
                                         rev_id_utf8, 'yes'))
 
650
 
 
651
 
 
652
class TestSmartServerRepositoryIsShared(tests.TestCaseWithTransport):
 
653
 
 
654
    def test_is_shared(self):
 
655
        """For a shared repository, ('yes', ) is returned."""
 
656
        backing = self.get_transport()
 
657
        request = smart.repository.SmartServerRepositoryIsShared(backing)
 
658
        self.make_repository('.', shared=True)
 
659
        self.assertEqual(SmartServerResponse(('yes', )),
 
660
            request.execute(backing.local_abspath(''), ))
 
661
 
 
662
    def test_is_not_shared(self):
 
663
        """For a shared repository, ('no', ) is returned."""
 
664
        backing = self.get_transport()
 
665
        request = smart.repository.SmartServerRepositoryIsShared(backing)
 
666
        self.make_repository('.', shared=False)
 
667
        self.assertEqual(SmartServerResponse(('no', )),
 
668
            request.execute(backing.local_abspath(''), ))
 
669
 
 
670
 
 
671
class TestSmartServerRepositoryLockWrite(tests.TestCaseWithTransport):
 
672
 
 
673
    def setUp(self):
 
674
        tests.TestCaseWithTransport.setUp(self)
 
675
        self.reduceLockdirTimeout()
 
676
 
 
677
    def test_lock_write_on_unlocked_repo(self):
 
678
        backing = self.get_transport()
 
679
        request = smart.repository.SmartServerRepositoryLockWrite(backing)
 
680
        repository = self.make_repository('.')
 
681
        response = request.execute(backing.local_abspath(''))
 
682
        nonce = repository.control_files._lock.peek().get('nonce')
 
683
        self.assertEqual(SmartServerResponse(('ok', nonce)), response)
 
684
        # The repository is now locked.  Verify that with a new repository
 
685
        # object.
 
686
        new_repo = repository.bzrdir.open_repository()
 
687
        self.assertRaises(errors.LockContention, new_repo.lock_write)
 
688
 
 
689
    def test_lock_write_on_locked_repo(self):
 
690
        backing = self.get_transport()
 
691
        request = smart.repository.SmartServerRepositoryLockWrite(backing)
 
692
        repository = self.make_repository('.')
 
693
        repository.lock_write()
 
694
        repository.leave_lock_in_place()
 
695
        repository.unlock()
 
696
        response = request.execute(backing.local_abspath(''))
 
697
        self.assertEqual(
 
698
            SmartServerResponse(('LockContention',)), response)
 
699
 
 
700
    def test_lock_write_on_readonly_transport(self):
 
701
        backing = self.get_readonly_transport()
 
702
        request = smart.repository.SmartServerRepositoryLockWrite(backing)
 
703
        repository = self.make_repository('.')
 
704
        response = request.execute('')
 
705
        self.assertEqual(
 
706
            SmartServerResponse(('UnlockableTransport',)), response)
 
707
 
 
708
 
 
709
class TestSmartServerRepositoryUnlock(tests.TestCaseWithTransport):
 
710
 
 
711
    def setUp(self):
 
712
        tests.TestCaseWithTransport.setUp(self)
 
713
        self.reduceLockdirTimeout()
 
714
 
 
715
    def test_unlock_on_locked_repo(self):
 
716
        backing = self.get_transport()
 
717
        request = smart.repository.SmartServerRepositoryUnlock(backing)
 
718
        repository = self.make_repository('.')
 
719
        token = repository.lock_write()
 
720
        repository.leave_lock_in_place()
 
721
        repository.unlock()
 
722
        response = request.execute(backing.local_abspath(''), token)
 
723
        self.assertEqual(
 
724
            SmartServerResponse(('ok',)), response)
 
725
        # The repository is now unlocked.  Verify that with a new repository
 
726
        # object.
 
727
        new_repo = repository.bzrdir.open_repository()
 
728
        new_repo.lock_write()
 
729
        new_repo.unlock()
 
730
 
 
731
    def test_unlock_on_unlocked_repo(self):
 
732
        backing = self.get_transport()
 
733
        request = smart.repository.SmartServerRepositoryUnlock(backing)
 
734
        repository = self.make_repository('.')
 
735
        response = request.execute(backing.local_abspath(''), 'some token')
 
736
        self.assertEqual(
 
737
            SmartServerResponse(('TokenMismatch',)), response)
 
738
 
 
739
 
 
740
class TestSmartServerIsReadonly(tests.TestCaseWithTransport):
 
741
 
 
742
    def test_is_readonly_no(self):
 
743
        backing = self.get_transport()
 
744
        request = smart.request.SmartServerIsReadonly(backing)
 
745
        response = request.execute()
 
746
        self.assertEqual(
 
747
            SmartServerResponse(('no',)), response)
 
748
 
 
749
    def test_is_readonly_yes(self):
 
750
        backing = self.get_readonly_transport()
 
751
        request = smart.request.SmartServerIsReadonly(backing)
 
752
        response = request.execute()
 
753
        self.assertEqual(
 
754
            SmartServerResponse(('yes',)), response)
 
755
 
 
756
 
 
757
class TestHandlers(tests.TestCase):
 
758
    """Tests for the request.request_handlers object."""
 
759
 
 
760
    def test_registered_methods(self):
 
761
        """Test that known methods are registered to the correct object."""
 
762
        self.assertEqual(
 
763
            smart.request.request_handlers.get('Branch.get_config_file'),
 
764
            smart.branch.SmartServerBranchGetConfigFile)
 
765
        self.assertEqual(
 
766
            smart.request.request_handlers.get('Branch.lock_write'),
 
767
            smart.branch.SmartServerBranchRequestLockWrite)
 
768
        self.assertEqual(
 
769
            smart.request.request_handlers.get('Branch.last_revision_info'),
 
770
            smart.branch.SmartServerBranchRequestLastRevisionInfo)
 
771
        self.assertEqual(
 
772
            smart.request.request_handlers.get('Branch.revision_history'),
 
773
            smart.branch.SmartServerRequestRevisionHistory)
 
774
        self.assertEqual(
 
775
            smart.request.request_handlers.get('Branch.set_last_revision'),
 
776
            smart.branch.SmartServerBranchRequestSetLastRevision)
 
777
        self.assertEqual(
 
778
            smart.request.request_handlers.get('Branch.unlock'),
 
779
            smart.branch.SmartServerBranchRequestUnlock)
 
780
        self.assertEqual(
 
781
            smart.request.request_handlers.get('BzrDir.find_repository'),
 
782
            smart.bzrdir.SmartServerRequestFindRepository)
 
783
        self.assertEqual(
 
784
            smart.request.request_handlers.get('BzrDirFormat.initialize'),
 
785
            smart.bzrdir.SmartServerRequestInitializeBzrDir)
 
786
        self.assertEqual(
 
787
            smart.request.request_handlers.get('BzrDir.open_branch'),
 
788
            smart.bzrdir.SmartServerRequestOpenBranch)
 
789
        self.assertEqual(
 
790
            smart.request.request_handlers.get('Repository.gather_stats'),
 
791
            smart.repository.SmartServerRepositoryGatherStats)
 
792
        self.assertEqual(
 
793
            smart.request.request_handlers.get('Repository.get_revision_graph'),
 
794
            smart.repository.SmartServerRepositoryGetRevisionGraph)
 
795
        self.assertEqual(
 
796
            smart.request.request_handlers.get('Repository.has_revision'),
 
797
            smart.repository.SmartServerRequestHasRevision)
 
798
        self.assertEqual(
 
799
            smart.request.request_handlers.get('Repository.is_shared'),
 
800
            smart.repository.SmartServerRepositoryIsShared)
 
801
        self.assertEqual(
 
802
            smart.request.request_handlers.get('Repository.lock_write'),
 
803
            smart.repository.SmartServerRepositoryLockWrite)
 
804
        self.assertEqual(
 
805
            smart.request.request_handlers.get('Repository.unlock'),
 
806
            smart.repository.SmartServerRepositoryUnlock)
 
807
        self.assertEqual(
 
808
            smart.request.request_handlers.get('Transport.is_readonly'),
 
809
            smart.request.SmartServerIsReadonly)