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  • Committer: Martin Pool
  • Date: 2010-06-02 05:03:31 UTC
  • mto: This revision was merged to the branch mainline in revision 5279.
  • Revision ID: mbp@canonical.com-20100602050331-n2p1qt8hfsahspnv
Correct more sloppy use of the term 'Linux'

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# Copyright (C) 2005, 2006, 2007 Canonical Ltd
 
1
# Copyright (C) 2006-2010 Canonical Ltd
2
2
#
3
3
# This program is free software; you can redistribute it and/or modify
4
4
# it under the terms of the GNU General Public License as published by
12
12
#
13
13
# You should have received a copy of the GNU General Public License
14
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
 
15
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
16
16
 
17
17
"""Tests for the Branch facility that are not interface  tests.
18
18
 
19
 
For interface tests see tests/branch_implementations/*.py.
 
19
For interface tests see tests/per_branch/*.py.
20
20
 
21
21
For concrete class tests see this file, and for meta-branch tests
22
22
also see this file.
23
23
"""
24
24
 
25
 
from StringIO import StringIO
 
25
from cStringIO import StringIO
26
26
 
27
27
from bzrlib import (
28
28
    branch as _mod_branch,
29
29
    bzrdir,
30
30
    config,
31
31
    errors,
 
32
    tests,
32
33
    trace,
 
34
    transport,
33
35
    urlutils,
34
36
    )
35
 
from bzrlib.branch import (
36
 
    Branch,
37
 
    BranchHooks,
38
 
    BranchFormat,
39
 
    BranchReferenceFormat,
40
 
    BzrBranch5,
41
 
    BzrBranchFormat5,
42
 
    BzrBranchFormat6,
43
 
    PullResult,
44
 
    )
45
 
from bzrlib.bzrdir import (BzrDirMetaFormat1, BzrDirMeta1, 
46
 
                           BzrDir, BzrDirFormat)
47
 
from bzrlib.errors import (NotBranchError,
48
 
                           UnknownFormatError,
49
 
                           UnknownHook,
50
 
                           UnsupportedFormatError,
51
 
                           )
52
 
 
53
 
from bzrlib.tests import TestCase, TestCaseWithTransport
54
 
from bzrlib.transport import get_transport
55
 
 
56
 
class TestDefaultFormat(TestCase):
 
37
 
 
38
 
 
39
class TestDefaultFormat(tests.TestCase):
57
40
 
58
41
    def test_default_format(self):
59
42
        # update this if you change the default branch format
60
 
        self.assertIsInstance(BranchFormat.get_default_format(),
61
 
                BzrBranchFormat6)
 
43
        self.assertIsInstance(_mod_branch.BranchFormat.get_default_format(),
 
44
                _mod_branch.BzrBranchFormat7)
62
45
 
63
46
    def test_default_format_is_same_as_bzrdir_default(self):
64
47
        # XXX: it might be nice if there was only one place the default was
65
 
        # set, but at the moment that's not true -- mbp 20070814 -- 
 
48
        # set, but at the moment that's not true -- mbp 20070814 --
66
49
        # https://bugs.launchpad.net/bzr/+bug/132376
67
 
        self.assertEqual(BranchFormat.get_default_format(),
68
 
                BzrDirFormat.get_default_format().get_branch_format())
 
50
        self.assertEqual(
 
51
            _mod_branch.BranchFormat.get_default_format(),
 
52
            bzrdir.BzrDirFormat.get_default_format().get_branch_format())
69
53
 
70
54
    def test_get_set_default_format(self):
71
55
        # set the format and then set it back again
72
 
        old_format = BranchFormat.get_default_format()
73
 
        BranchFormat.set_default_format(SampleBranchFormat())
 
56
        old_format = _mod_branch.BranchFormat.get_default_format()
 
57
        _mod_branch.BranchFormat.set_default_format(SampleBranchFormat())
74
58
        try:
75
59
            # the default branch format is used by the meta dir format
76
60
            # which is not the default bzrdir format at this point
77
 
            dir = BzrDirMetaFormat1().initialize('memory:///')
 
61
            dir = bzrdir.BzrDirMetaFormat1().initialize('memory:///')
78
62
            result = dir.create_branch()
79
63
            self.assertEqual(result, 'A branch')
80
64
        finally:
81
 
            BranchFormat.set_default_format(old_format)
82
 
        self.assertEqual(old_format, BranchFormat.get_default_format())
83
 
 
84
 
 
85
 
class TestBranchFormat5(TestCaseWithTransport):
 
65
            _mod_branch.BranchFormat.set_default_format(old_format)
 
66
        self.assertEqual(old_format,
 
67
                         _mod_branch.BranchFormat.get_default_format())
 
68
 
 
69
 
 
70
class TestBranchFormat5(tests.TestCaseWithTransport):
86
71
    """Tests specific to branch format 5"""
87
72
 
88
73
    def test_branch_format_5_uses_lockdir(self):
89
74
        url = self.get_url()
90
 
        bzrdir = BzrDirMetaFormat1().initialize(url)
91
 
        bzrdir.create_repository()
92
 
        branch = bzrdir.create_branch()
 
75
        bdir = bzrdir.BzrDirMetaFormat1().initialize(url)
 
76
        bdir.create_repository()
 
77
        branch = bdir.create_branch()
93
78
        t = self.get_transport()
94
79
        self.log("branch instance is %r" % branch)
95
 
        self.assert_(isinstance(branch, BzrBranch5))
 
80
        self.assert_(isinstance(branch, _mod_branch.BzrBranch5))
96
81
        self.assertIsDirectory('.', t)
97
82
        self.assertIsDirectory('.bzr/branch', t)
98
83
        self.assertIsDirectory('.bzr/branch/lock', t)
99
84
        branch.lock_write()
100
 
        try:
101
 
            self.assertIsDirectory('.bzr/branch/lock/held', t)
102
 
        finally:
103
 
            branch.unlock()
 
85
        self.addCleanup(branch.unlock)
 
86
        self.assertIsDirectory('.bzr/branch/lock/held', t)
104
87
 
105
88
    def test_set_push_location(self):
106
89
        from bzrlib.config import (locations_config_filename,
107
90
                                   ensure_config_dir_exists)
108
91
        ensure_config_dir_exists()
109
92
        fn = locations_config_filename()
 
93
        # write correct newlines to locations.conf
 
94
        # by default ConfigObj uses native line-endings for new files
 
95
        # but uses already existing line-endings if file is not empty
 
96
        f = open(fn, 'wb')
 
97
        try:
 
98
            f.write('# comment\n')
 
99
        finally:
 
100
            f.close()
 
101
 
110
102
        branch = self.make_branch('.', format='knit')
111
103
        branch.set_push_location('foo')
112
104
        local_path = urlutils.local_path_from_url(branch.base[:-1])
113
 
        self.assertFileEqual("[%s]\n"
 
105
        self.assertFileEqual("# comment\n"
 
106
                             "[%s]\n"
114
107
                             "push_location = foo\n"
115
 
                             "push_location:policy = norecurse" % local_path,
 
108
                             "push_location:policy = norecurse\n" % local_path,
116
109
                             fn)
117
110
 
118
111
    # TODO RBC 20051029 test getting a push location from a branch in a
119
112
    # recursive section - that is, it appends the branch name.
120
113
 
121
114
 
122
 
class SampleBranchFormat(BranchFormat):
 
115
class SampleBranchFormat(_mod_branch.BranchFormat):
123
116
    """A sample format
124
117
 
125
 
    this format is initializable, unsupported to aid in testing the 
 
118
    this format is initializable, unsupported to aid in testing the
126
119
    open and open_downlevel routines.
127
120
    """
128
121
 
130
123
        """See BzrBranchFormat.get_format_string()."""
131
124
        return "Sample branch format."
132
125
 
133
 
    def initialize(self, a_bzrdir):
 
126
    def initialize(self, a_bzrdir, name=None):
134
127
        """Format 4 branches cannot be created."""
135
 
        t = a_bzrdir.get_branch_transport(self)
 
128
        t = a_bzrdir.get_branch_transport(self, name=name)
136
129
        t.put_bytes('format', self.get_format_string())
137
130
        return 'A branch'
138
131
 
139
132
    def is_supported(self):
140
133
        return False
141
134
 
142
 
    def open(self, transport, _found=False):
 
135
    def open(self, transport, name=None, _found=False, ignore_fallbacks=False):
143
136
        return "opened branch."
144
137
 
145
138
 
146
 
class TestBzrBranchFormat(TestCaseWithTransport):
 
139
class TestBzrBranchFormat(tests.TestCaseWithTransport):
147
140
    """Tests for the BzrBranchFormat facility."""
148
141
 
149
142
    def test_find_format(self):
150
143
        # is the right format object found for a branch?
151
144
        # create a branch with a few known format objects.
152
 
        # this is not quite the same as 
 
145
        # this is not quite the same as
153
146
        self.build_tree(["foo/", "bar/"])
154
147
        def check_format(format, url):
155
148
            dir = format._matchingbzrdir.initialize(url)
156
149
            dir.create_repository()
157
150
            format.initialize(dir)
158
 
            found_format = BranchFormat.find_format(dir)
 
151
            found_format = _mod_branch.BranchFormat.find_format(dir)
159
152
            self.failUnless(isinstance(found_format, format.__class__))
160
 
        check_format(BzrBranchFormat5(), "bar")
161
 
        
 
153
        check_format(_mod_branch.BzrBranchFormat5(), "bar")
 
154
 
162
155
    def test_find_format_not_branch(self):
163
156
        dir = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
164
 
        self.assertRaises(NotBranchError,
165
 
                          BranchFormat.find_format,
 
157
        self.assertRaises(errors.NotBranchError,
 
158
                          _mod_branch.BranchFormat.find_format,
166
159
                          dir)
167
160
 
168
161
    def test_find_format_unknown_format(self):
169
162
        dir = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
170
163
        SampleBranchFormat().initialize(dir)
171
 
        self.assertRaises(UnknownFormatError,
172
 
                          BranchFormat.find_format,
 
164
        self.assertRaises(errors.UnknownFormatError,
 
165
                          _mod_branch.BranchFormat.find_format,
173
166
                          dir)
174
167
 
175
168
    def test_register_unregister_format(self):
179
172
        # make a branch
180
173
        format.initialize(dir)
181
174
        # register a format for it.
182
 
        BranchFormat.register_format(format)
 
175
        _mod_branch.BranchFormat.register_format(format)
183
176
        # which branch.Open will refuse (not supported)
184
 
        self.assertRaises(UnsupportedFormatError, Branch.open, self.get_url())
 
177
        self.assertRaises(errors.UnsupportedFormatError,
 
178
                          _mod_branch.Branch.open, self.get_url())
185
179
        self.make_branch_and_tree('foo')
186
180
        # but open_downlevel will work
187
 
        self.assertEqual(format.open(dir), bzrdir.BzrDir.open(self.get_url()).open_branch(unsupported=True))
 
181
        self.assertEqual(
 
182
            format.open(dir),
 
183
            bzrdir.BzrDir.open(self.get_url()).open_branch(unsupported=True))
188
184
        # unregister the format
189
 
        BranchFormat.unregister_format(format)
 
185
        _mod_branch.BranchFormat.unregister_format(format)
190
186
        self.make_branch_and_tree('bar')
191
187
 
192
188
 
193
 
class TestBranch6(TestCaseWithTransport):
 
189
class TestBranch67(object):
 
190
    """Common tests for both branch 6 and 7 which are mostly the same."""
 
191
 
 
192
    def get_format_name(self):
 
193
        raise NotImplementedError(self.get_format_name)
 
194
 
 
195
    def get_format_name_subtree(self):
 
196
        raise NotImplementedError(self.get_format_name)
 
197
 
 
198
    def get_class(self):
 
199
        raise NotImplementedError(self.get_class)
194
200
 
195
201
    def test_creation(self):
196
 
        format = BzrDirMetaFormat1()
 
202
        format = bzrdir.BzrDirMetaFormat1()
197
203
        format.set_branch_format(_mod_branch.BzrBranchFormat6())
198
204
        branch = self.make_branch('a', format=format)
199
 
        self.assertIsInstance(branch, _mod_branch.BzrBranch6)
200
 
        branch = self.make_branch('b', format='dirstate-tags')
201
 
        self.assertIsInstance(branch, _mod_branch.BzrBranch6)
 
205
        self.assertIsInstance(branch, self.get_class())
 
206
        branch = self.make_branch('b', format=self.get_format_name())
 
207
        self.assertIsInstance(branch, self.get_class())
202
208
        branch = _mod_branch.Branch.open('a')
203
 
        self.assertIsInstance(branch, _mod_branch.BzrBranch6)
 
209
        self.assertIsInstance(branch, self.get_class())
204
210
 
205
211
    def test_layout(self):
206
 
        branch = self.make_branch('a', format='dirstate-tags')
 
212
        branch = self.make_branch('a', format=self.get_format_name())
207
213
        self.failUnlessExists('a/.bzr/branch/last-revision')
208
214
        self.failIfExists('a/.bzr/branch/revision-history')
 
215
        self.failIfExists('a/.bzr/branch/references')
209
216
 
210
217
    def test_config(self):
211
218
        """Ensure that all configuration data is stored in the branch"""
212
 
        branch = self.make_branch('a', format='dirstate-tags')
 
219
        branch = self.make_branch('a', format=self.get_format_name())
213
220
        branch.set_parent('http://bazaar-vcs.org')
214
221
        self.failIfExists('a/.bzr/branch/parent')
215
222
        self.assertEqual('http://bazaar-vcs.org', branch.get_parent())
222
229
        self.assertEqual('ftp://bazaar-vcs.org', branch.get_bound_location())
223
230
 
224
231
    def test_set_revision_history(self):
225
 
        tree = self.make_branch_and_memory_tree('.',
226
 
            format='dirstate-tags')
227
 
        tree.lock_write()
228
 
        try:
229
 
            tree.add('.')
230
 
            tree.commit('foo', rev_id='foo')
231
 
            tree.commit('bar', rev_id='bar')
232
 
            tree.branch.set_revision_history(['foo', 'bar'])
233
 
            tree.branch.set_revision_history(['foo'])
234
 
            self.assertRaises(errors.NotLefthandHistory,
235
 
                              tree.branch.set_revision_history, ['bar'])
236
 
        finally:
237
 
            tree.unlock()
 
232
        builder = self.make_branch_builder('.', format=self.get_format_name())
 
233
        builder.build_snapshot('foo', None,
 
234
            [('add', ('', None, 'directory', None))],
 
235
            message='foo')
 
236
        builder.build_snapshot('bar', None, [], message='bar')
 
237
        branch = builder.get_branch()
 
238
        branch.lock_write()
 
239
        self.addCleanup(branch.unlock)
 
240
        branch.set_revision_history(['foo', 'bar'])
 
241
        branch.set_revision_history(['foo'])
 
242
        self.assertRaises(errors.NotLefthandHistory,
 
243
                          branch.set_revision_history, ['bar'])
238
244
 
239
245
    def do_checkout_test(self, lightweight=False):
240
 
        tree = self.make_branch_and_tree('source', format='dirstate-with-subtree')
 
246
        tree = self.make_branch_and_tree('source',
 
247
            format=self.get_format_name_subtree())
241
248
        subtree = self.make_branch_and_tree('source/subtree',
242
 
            format='dirstate-with-subtree')
 
249
            format=self.get_format_name_subtree())
243
250
        subsubtree = self.make_branch_and_tree('source/subtree/subsubtree',
244
 
            format='dirstate-with-subtree')
 
251
            format=self.get_format_name_subtree())
245
252
        self.build_tree(['source/subtree/file',
246
253
                         'source/subtree/subsubtree/file'])
247
254
        subsubtree.add('file')
269
276
        self.do_checkout_test(lightweight=True)
270
277
 
271
278
    def test_set_push(self):
272
 
        branch = self.make_branch('source', format='dirstate-tags')
 
279
        branch = self.make_branch('source', format=self.get_format_name())
273
280
        branch.get_config().set_user_option('push_location', 'old',
274
281
            store=config.STORE_LOCATION)
275
282
        warnings = []
284
291
        self.assertEqual(warnings[0], 'Value "new" is masked by "old" from '
285
292
                         'locations.conf')
286
293
 
287
 
class TestBranchReference(TestCaseWithTransport):
 
294
 
 
295
class TestBranch6(TestBranch67, tests.TestCaseWithTransport):
 
296
 
 
297
    def get_class(self):
 
298
        return _mod_branch.BzrBranch6
 
299
 
 
300
    def get_format_name(self):
 
301
        return "dirstate-tags"
 
302
 
 
303
    def get_format_name_subtree(self):
 
304
        return "dirstate-with-subtree"
 
305
 
 
306
    def test_set_stacked_on_url_errors(self):
 
307
        branch = self.make_branch('a', format=self.get_format_name())
 
308
        self.assertRaises(errors.UnstackableBranchFormat,
 
309
            branch.set_stacked_on_url, None)
 
310
 
 
311
    def test_default_stacked_location(self):
 
312
        branch = self.make_branch('a', format=self.get_format_name())
 
313
        self.assertRaises(errors.UnstackableBranchFormat, branch.get_stacked_on_url)
 
314
 
 
315
 
 
316
class TestBranch7(TestBranch67, tests.TestCaseWithTransport):
 
317
 
 
318
    def get_class(self):
 
319
        return _mod_branch.BzrBranch7
 
320
 
 
321
    def get_format_name(self):
 
322
        return "1.9"
 
323
 
 
324
    def get_format_name_subtree(self):
 
325
        return "development-subtree"
 
326
 
 
327
    def test_set_stacked_on_url_unstackable_repo(self):
 
328
        repo = self.make_repository('a', format='dirstate-tags')
 
329
        control = repo.bzrdir
 
330
        branch = _mod_branch.BzrBranchFormat7().initialize(control)
 
331
        target = self.make_branch('b')
 
332
        self.assertRaises(errors.UnstackableRepositoryFormat,
 
333
            branch.set_stacked_on_url, target.base)
 
334
 
 
335
    def test_clone_stacked_on_unstackable_repo(self):
 
336
        repo = self.make_repository('a', format='dirstate-tags')
 
337
        control = repo.bzrdir
 
338
        branch = _mod_branch.BzrBranchFormat7().initialize(control)
 
339
        # Calling clone should not raise UnstackableRepositoryFormat.
 
340
        cloned_bzrdir = control.clone('cloned')
 
341
 
 
342
    def _test_default_stacked_location(self):
 
343
        branch = self.make_branch('a', format=self.get_format_name())
 
344
        self.assertRaises(errors.NotStacked, branch.get_stacked_on_url)
 
345
 
 
346
    def test_stack_and_unstack(self):
 
347
        branch = self.make_branch('a', format=self.get_format_name())
 
348
        target = self.make_branch_and_tree('b', format=self.get_format_name())
 
349
        branch.set_stacked_on_url(target.branch.base)
 
350
        self.assertEqual(target.branch.base, branch.get_stacked_on_url())
 
351
        revid = target.commit('foo')
 
352
        self.assertTrue(branch.repository.has_revision(revid))
 
353
        branch.set_stacked_on_url(None)
 
354
        self.assertRaises(errors.NotStacked, branch.get_stacked_on_url)
 
355
        self.assertFalse(branch.repository.has_revision(revid))
 
356
 
 
357
    def test_open_opens_stacked_reference(self):
 
358
        branch = self.make_branch('a', format=self.get_format_name())
 
359
        target = self.make_branch_and_tree('b', format=self.get_format_name())
 
360
        branch.set_stacked_on_url(target.branch.base)
 
361
        branch = branch.bzrdir.open_branch()
 
362
        revid = target.commit('foo')
 
363
        self.assertTrue(branch.repository.has_revision(revid))
 
364
 
 
365
 
 
366
class BzrBranch8(tests.TestCaseWithTransport):
 
367
 
 
368
    def make_branch(self, location, format=None):
 
369
        if format is None:
 
370
            format = bzrdir.format_registry.make_bzrdir('1.9')
 
371
            format.set_branch_format(_mod_branch.BzrBranchFormat8())
 
372
        return tests.TestCaseWithTransport.make_branch(
 
373
            self, location, format=format)
 
374
 
 
375
    def create_branch_with_reference(self):
 
376
        branch = self.make_branch('branch')
 
377
        branch._set_all_reference_info({'file-id': ('path', 'location')})
 
378
        return branch
 
379
 
 
380
    @staticmethod
 
381
    def instrument_branch(branch, gets):
 
382
        old_get = branch._transport.get
 
383
        def get(*args, **kwargs):
 
384
            gets.append((args, kwargs))
 
385
            return old_get(*args, **kwargs)
 
386
        branch._transport.get = get
 
387
 
 
388
    def test_reference_info_caching_read_locked(self):
 
389
        gets = []
 
390
        branch = self.create_branch_with_reference()
 
391
        branch.lock_read()
 
392
        self.addCleanup(branch.unlock)
 
393
        self.instrument_branch(branch, gets)
 
394
        branch.get_reference_info('file-id')
 
395
        branch.get_reference_info('file-id')
 
396
        self.assertEqual(1, len(gets))
 
397
 
 
398
    def test_reference_info_caching_read_unlocked(self):
 
399
        gets = []
 
400
        branch = self.create_branch_with_reference()
 
401
        self.instrument_branch(branch, gets)
 
402
        branch.get_reference_info('file-id')
 
403
        branch.get_reference_info('file-id')
 
404
        self.assertEqual(2, len(gets))
 
405
 
 
406
    def test_reference_info_caching_write_locked(self):
 
407
        gets = []
 
408
        branch = self.make_branch('branch')
 
409
        branch.lock_write()
 
410
        self.instrument_branch(branch, gets)
 
411
        self.addCleanup(branch.unlock)
 
412
        branch._set_all_reference_info({'file-id': ('path2', 'location2')})
 
413
        path, location = branch.get_reference_info('file-id')
 
414
        self.assertEqual(0, len(gets))
 
415
        self.assertEqual('path2', path)
 
416
        self.assertEqual('location2', location)
 
417
 
 
418
    def test_reference_info_caches_cleared(self):
 
419
        branch = self.make_branch('branch')
 
420
        branch.lock_write()
 
421
        branch.set_reference_info('file-id', 'path2', 'location2')
 
422
        branch.unlock()
 
423
        doppelganger = _mod_branch.Branch.open('branch')
 
424
        doppelganger.set_reference_info('file-id', 'path3', 'location3')
 
425
        self.assertEqual(('path3', 'location3'),
 
426
                         branch.get_reference_info('file-id'))
 
427
 
 
428
class TestBranchReference(tests.TestCaseWithTransport):
288
429
    """Tests for the branch reference facility."""
289
430
 
290
431
    def test_create_open_reference(self):
291
432
        bzrdirformat = bzrdir.BzrDirMetaFormat1()
292
 
        t = get_transport(self.get_url('.'))
 
433
        t = transport.get_transport(self.get_url('.'))
293
434
        t.mkdir('repo')
294
435
        dir = bzrdirformat.initialize(self.get_url('repo'))
295
436
        dir.create_repository()
296
437
        target_branch = dir.create_branch()
297
438
        t.mkdir('branch')
298
439
        branch_dir = bzrdirformat.initialize(self.get_url('branch'))
299
 
        made_branch = BranchReferenceFormat().initialize(branch_dir, target_branch)
 
440
        made_branch = _mod_branch.BranchReferenceFormat().initialize(
 
441
            branch_dir, target_branch=target_branch)
300
442
        self.assertEqual(made_branch.base, target_branch.base)
301
443
        opened_branch = branch_dir.open_branch()
302
444
        self.assertEqual(opened_branch.base, target_branch.base)
313
455
            _mod_branch.BranchReferenceFormat().get_reference(checkout.bzrdir))
314
456
 
315
457
 
316
 
class TestHooks(TestCase):
 
458
class TestHooks(tests.TestCaseWithTransport):
317
459
 
318
460
    def test_constructor(self):
319
461
        """Check that creating a BranchHooks instance has the right defaults."""
320
 
        hooks = BranchHooks()
 
462
        hooks = _mod_branch.BranchHooks()
321
463
        self.assertTrue("set_rh" in hooks, "set_rh not in %s" % hooks)
322
464
        self.assertTrue("post_push" in hooks, "post_push not in %s" % hooks)
323
465
        self.assertTrue("post_commit" in hooks, "post_commit not in %s" % hooks)
 
466
        self.assertTrue("pre_commit" in hooks, "pre_commit not in %s" % hooks)
324
467
        self.assertTrue("post_pull" in hooks, "post_pull not in %s" % hooks)
325
 
        self.assertTrue("post_uncommit" in hooks, "post_uncommit not in %s" % hooks)
 
468
        self.assertTrue("post_uncommit" in hooks,
 
469
                        "post_uncommit not in %s" % hooks)
 
470
        self.assertTrue("post_change_branch_tip" in hooks,
 
471
                        "post_change_branch_tip not in %s" % hooks)
 
472
        self.assertTrue("post_branch_init" in hooks,
 
473
                        "post_branch_init not in %s" % hooks)
 
474
        self.assertTrue("post_switch" in hooks,
 
475
                        "post_switch not in %s" % hooks)
326
476
 
327
477
    def test_installed_hooks_are_BranchHooks(self):
328
478
        """The installed hooks object should be a BranchHooks."""
329
479
        # the installed hooks are saved in self._preserved_hooks.
330
 
        self.assertIsInstance(self._preserved_hooks[_mod_branch.Branch], BranchHooks)
331
 
 
332
 
 
333
 
class TestPullResult(TestCase):
 
480
        self.assertIsInstance(self._preserved_hooks[_mod_branch.Branch][1],
 
481
                              _mod_branch.BranchHooks)
 
482
 
 
483
    def test_post_branch_init_hook(self):
 
484
        calls = []
 
485
        _mod_branch.Branch.hooks.install_named_hook('post_branch_init',
 
486
            calls.append, None)
 
487
        self.assertLength(0, calls)
 
488
        branch = self.make_branch('a')
 
489
        self.assertLength(1, calls)
 
490
        params = calls[0]
 
491
        self.assertIsInstance(params, _mod_branch.BranchInitHookParams)
 
492
        self.assertTrue(hasattr(params, 'bzrdir'))
 
493
        self.assertTrue(hasattr(params, 'branch'))
 
494
 
 
495
    def test_post_switch_hook(self):
 
496
        from bzrlib import switch
 
497
        calls = []
 
498
        _mod_branch.Branch.hooks.install_named_hook('post_switch',
 
499
            calls.append, None)
 
500
        tree = self.make_branch_and_tree('branch-1')
 
501
        self.build_tree(['branch-1/file-1'])
 
502
        tree.add('file-1')
 
503
        tree.commit('rev1')
 
504
        to_branch = tree.bzrdir.sprout('branch-2').open_branch()
 
505
        self.build_tree(['branch-1/file-2'])
 
506
        tree.add('file-2')
 
507
        tree.remove('file-1')
 
508
        tree.commit('rev2')
 
509
        checkout = tree.branch.create_checkout('checkout')
 
510
        self.assertLength(0, calls)
 
511
        switch.switch(checkout.bzrdir, to_branch)
 
512
        self.assertLength(1, calls)
 
513
        params = calls[0]
 
514
        self.assertIsInstance(params, _mod_branch.SwitchHookParams)
 
515
        self.assertTrue(hasattr(params, 'to_branch'))
 
516
        self.assertTrue(hasattr(params, 'revision_id'))
 
517
 
 
518
 
 
519
class TestBranchOptions(tests.TestCaseWithTransport):
 
520
 
 
521
    def setUp(self):
 
522
        super(TestBranchOptions, self).setUp()
 
523
        self.branch = self.make_branch('.')
 
524
        self.config = self.branch.get_config()
 
525
 
 
526
    def check_append_revisions_only(self, expected_value, value=None):
 
527
        """Set append_revisions_only in config and check its interpretation."""
 
528
        if value is not None:
 
529
            self.config.set_user_option('append_revisions_only', value)
 
530
        self.assertEqual(expected_value,
 
531
                         self.branch._get_append_revisions_only())
 
532
 
 
533
    def test_valid_append_revisions_only(self):
 
534
        self.assertEquals(None,
 
535
                          self.config.get_user_option('append_revisions_only'))
 
536
        self.check_append_revisions_only(None)
 
537
        self.check_append_revisions_only(False, 'False')
 
538
        self.check_append_revisions_only(True, 'True')
 
539
        # The following values will cause compatibility problems on projects
 
540
        # using older bzr versions (<2.2) but are accepted
 
541
        self.check_append_revisions_only(False, 'false')
 
542
        self.check_append_revisions_only(True, 'true')
 
543
 
 
544
    def test_invalid_append_revisions_only(self):
 
545
        """Ensure warning is noted on invalid settings"""
 
546
        self.warnings = []
 
547
        def warning(*args):
 
548
            self.warnings.append(args[0] % args[1:])
 
549
        self.overrideAttr(trace, 'warning', warning)
 
550
        self.check_append_revisions_only(None, 'not-a-bool')
 
551
        self.assertLength(1, self.warnings)
 
552
        self.assertEqual(
 
553
            'Value "not-a-bool" is not a boolean for "append_revisions_only"',
 
554
            self.warnings[0])
 
555
 
 
556
 
 
557
class TestPullResult(tests.TestCase):
334
558
 
335
559
    def test_pull_result_to_int(self):
336
560
        # to support old code, the pull result can be used as an int
337
 
        r = PullResult()
 
561
        r = _mod_branch.PullResult()
338
562
        r.old_revno = 10
339
563
        r.new_revno = 20
340
564
        # this usage of results is not recommended for new code (because it
342
566
        # it's still supported
343
567
        a = "%d revisions pulled" % r
344
568
        self.assertEqual(a, "10 revisions pulled")
 
569
 
 
570
    def test_report_changed(self):
 
571
        r = _mod_branch.PullResult()
 
572
        r.old_revid = "old-revid"
 
573
        r.old_revno = 10
 
574
        r.new_revid = "new-revid"
 
575
        r.new_revno = 20
 
576
        f = StringIO()
 
577
        r.report(f)
 
578
        self.assertEqual("Now on revision 20.\n", f.getvalue())
 
579
 
 
580
    def test_report_unchanged(self):
 
581
        r = _mod_branch.PullResult()
 
582
        r.old_revid = "same-revid"
 
583
        r.new_revid = "same-revid"
 
584
        f = StringIO()
 
585
        r.report(f)
 
586
        self.assertEqual("No revisions to pull.\n", f.getvalue())
 
587
 
 
588
 
 
589
class _StubLockable(object):
 
590
    """Helper for TestRunWithWriteLockedTarget."""
 
591
 
 
592
    def __init__(self, calls, unlock_exc=None):
 
593
        self.calls = calls
 
594
        self.unlock_exc = unlock_exc
 
595
 
 
596
    def lock_write(self):
 
597
        self.calls.append('lock_write')
 
598
 
 
599
    def unlock(self):
 
600
        self.calls.append('unlock')
 
601
        if self.unlock_exc is not None:
 
602
            raise self.unlock_exc
 
603
 
 
604
 
 
605
class _ErrorFromCallable(Exception):
 
606
    """Helper for TestRunWithWriteLockedTarget."""
 
607
 
 
608
 
 
609
class _ErrorFromUnlock(Exception):
 
610
    """Helper for TestRunWithWriteLockedTarget."""
 
611
 
 
612
 
 
613
class TestRunWithWriteLockedTarget(tests.TestCase):
 
614
    """Tests for _run_with_write_locked_target."""
 
615
 
 
616
    def setUp(self):
 
617
        tests.TestCase.setUp(self)
 
618
        self._calls = []
 
619
 
 
620
    def func_that_returns_ok(self):
 
621
        self._calls.append('func called')
 
622
        return 'ok'
 
623
 
 
624
    def func_that_raises(self):
 
625
        self._calls.append('func called')
 
626
        raise _ErrorFromCallable()
 
627
 
 
628
    def test_success_unlocks(self):
 
629
        lockable = _StubLockable(self._calls)
 
630
        result = _mod_branch._run_with_write_locked_target(
 
631
            lockable, self.func_that_returns_ok)
 
632
        self.assertEqual('ok', result)
 
633
        self.assertEqual(['lock_write', 'func called', 'unlock'], self._calls)
 
634
 
 
635
    def test_exception_unlocks_and_propagates(self):
 
636
        lockable = _StubLockable(self._calls)
 
637
        self.assertRaises(_ErrorFromCallable,
 
638
                          _mod_branch._run_with_write_locked_target,
 
639
                          lockable, self.func_that_raises)
 
640
        self.assertEqual(['lock_write', 'func called', 'unlock'], self._calls)
 
641
 
 
642
    def test_callable_succeeds_but_error_during_unlock(self):
 
643
        lockable = _StubLockable(self._calls, unlock_exc=_ErrorFromUnlock())
 
644
        self.assertRaises(_ErrorFromUnlock,
 
645
                          _mod_branch._run_with_write_locked_target,
 
646
                          lockable, self.func_that_returns_ok)
 
647
        self.assertEqual(['lock_write', 'func called', 'unlock'], self._calls)
 
648
 
 
649
    def test_error_during_unlock_does_not_mask_original_error(self):
 
650
        lockable = _StubLockable(self._calls, unlock_exc=_ErrorFromUnlock())
 
651
        self.assertRaises(_ErrorFromCallable,
 
652
                          _mod_branch._run_with_write_locked_target,
 
653
                          lockable, self.func_that_raises)
 
654
        self.assertEqual(['lock_write', 'func called', 'unlock'], self._calls)
 
655
 
 
656