1
# Copyright (C) 2006-2011 Canonical Ltd
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.
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.
13
# You should have received a copy of the GNU General Public License
14
# along with this program; if not, write to the Free Software
15
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18
"""Black-box tests for bzr branch."""
26
revision as _mod_revision,
28
from bzrlib.repofmt.knitrepo import RepositoryFormatKnit1
29
from bzrlib.tests import TestCaseWithTransport
30
from bzrlib.tests import (
36
from bzrlib.tests.blackbox import test_switch
37
from bzrlib.tests.test_sftp_transport import TestCaseWithSFTPServer
38
from bzrlib.tests.script import run_script
39
from bzrlib.urlutils import local_path_to_url, strip_trailing_slash
40
from bzrlib.workingtree import WorkingTree
43
class TestBranch(TestCaseWithTransport):
45
def example_branch(self, path='.'):
46
tree = self.make_branch_and_tree(path)
47
self.build_tree_contents([(path + '/hello', 'foo')])
49
tree.commit(message='setup')
50
self.build_tree_contents([(path + '/goodbye', 'baz')])
52
tree.commit(message='setup')
54
def test_branch(self):
55
"""Branch from one branch to another."""
56
self.example_branch('a')
57
self.run_bzr('branch a b')
58
b = branch.Branch.open('b')
59
self.run_bzr('branch a c -r 1')
60
# previously was erroneously created by branching
61
self.assertFalse(b._transport.has('branch-name'))
62
b.bzrdir.open_workingtree().commit(message='foo', allow_pointless=True)
64
def test_branch_broken_pack(self):
65
"""branching with a corrupted pack file."""
66
self.example_branch('a')
67
#now add some random corruption
68
fname = 'a/.bzr/repository/packs/' + os.listdir('a/.bzr/repository/packs')[0]
69
with open(fname, 'rb+') as f:
72
self.run_bzr_error(['Corruption while decompressing repository file'],
73
'branch a b', retcode=3)
75
def test_branch_switch_no_branch(self):
76
# No branch in the current directory:
77
# => new branch will be created, but switch fails
78
self.example_branch('a')
79
self.make_repository('current')
80
self.run_bzr_error(['No WorkingTree exists for'],
81
'branch --switch ../a ../b', working_dir='current')
82
a = branch.Branch.open('a')
83
b = branch.Branch.open('b')
84
self.assertEqual(a.last_revision(), b.last_revision())
86
def test_branch_switch_no_wt(self):
87
# No working tree in the current directory:
88
# => new branch will be created, but switch fails and the current
89
# branch is unmodified
90
self.example_branch('a')
91
self.make_branch('current')
92
self.run_bzr_error(['No WorkingTree exists for'],
93
'branch --switch ../a ../b', working_dir='current')
94
a = branch.Branch.open('a')
95
b = branch.Branch.open('b')
96
self.assertEqual(a.last_revision(), b.last_revision())
97
work = branch.Branch.open('current')
98
self.assertEqual(work.last_revision(), _mod_revision.NULL_REVISION)
100
def test_branch_switch_no_checkout(self):
101
# Standalone branch in the current directory:
102
# => new branch will be created, but switch fails and the current
103
# branch is unmodified
104
self.example_branch('a')
105
self.make_branch_and_tree('current')
106
self.run_bzr_error(['Cannot switch a branch, only a checkout'],
107
'branch --switch ../a ../b', working_dir='current')
108
a = branch.Branch.open('a')
109
b = branch.Branch.open('b')
110
self.assertEqual(a.last_revision(), b.last_revision())
111
work = branch.Branch.open('current')
112
self.assertEqual(work.last_revision(), _mod_revision.NULL_REVISION)
114
def test_branch_switch_checkout(self):
115
# Checkout in the current directory:
116
# => new branch will be created and checkout bound to the new branch
117
self.example_branch('a')
118
self.run_bzr('checkout a current')
119
out, err = self.run_bzr('branch --switch ../a ../b', working_dir='current')
120
a = branch.Branch.open('a')
121
b = branch.Branch.open('b')
122
self.assertEqual(a.last_revision(), b.last_revision())
123
work = WorkingTree.open('current')
124
self.assertEndsWith(work.branch.get_bound_location(), '/b/')
125
self.assertContainsRe(err, "Switched to branch: .*/b/")
127
def test_branch_switch_lightweight_checkout(self):
128
# Lightweight checkout in the current directory:
129
# => new branch will be created and lightweight checkout pointed to
131
self.example_branch('a')
132
self.run_bzr('checkout --lightweight a current')
133
out, err = self.run_bzr('branch --switch ../a ../b', working_dir='current')
134
a = branch.Branch.open('a')
135
b = branch.Branch.open('b')
136
self.assertEqual(a.last_revision(), b.last_revision())
137
work = WorkingTree.open('current')
138
self.assertEndsWith(work.branch.base, '/b/')
139
self.assertContainsRe(err, "Switched to branch: .*/b/")
141
def test_branch_only_copies_history(self):
142
# Knit branches should only push the history for the current revision.
143
format = bzrdir.BzrDirMetaFormat1()
144
format.repository_format = RepositoryFormatKnit1()
145
shared_repo = self.make_repository('repo', format=format, shared=True)
146
shared_repo.set_make_working_trees(True)
148
def make_shared_tree(path):
149
shared_repo.bzrdir.root_transport.mkdir(path)
150
shared_repo.bzrdir.create_branch_convenience('repo/' + path)
151
return WorkingTree.open('repo/' + path)
152
tree_a = make_shared_tree('a')
153
self.build_tree(['repo/a/file'])
155
tree_a.commit('commit a-1', rev_id='a-1')
156
f = open('repo/a/file', 'ab')
157
f.write('more stuff\n')
159
tree_a.commit('commit a-2', rev_id='a-2')
161
tree_b = make_shared_tree('b')
162
self.build_tree(['repo/b/file'])
164
tree_b.commit('commit b-1', rev_id='b-1')
166
self.assertTrue(shared_repo.has_revision('a-1'))
167
self.assertTrue(shared_repo.has_revision('a-2'))
168
self.assertTrue(shared_repo.has_revision('b-1'))
170
# Now that we have a repository with shared files, make sure
171
# that things aren't copied out by a 'branch'
172
self.run_bzr('branch repo/b branch-b')
173
pushed_tree = WorkingTree.open('branch-b')
174
pushed_repo = pushed_tree.branch.repository
175
self.assertFalse(pushed_repo.has_revision('a-1'))
176
self.assertFalse(pushed_repo.has_revision('a-2'))
177
self.assertTrue(pushed_repo.has_revision('b-1'))
179
def test_branch_hardlink(self):
180
self.requireFeature(HardlinkFeature)
181
source = self.make_branch_and_tree('source')
182
self.build_tree(['source/file1'])
184
source.commit('added file')
185
out, err = self.run_bzr(['branch', 'source', 'target', '--hardlink'])
186
source_stat = os.stat('source/file1')
187
target_stat = os.stat('target/file1')
188
self.assertEqual(source_stat, target_stat)
190
def test_branch_files_from(self):
191
source = self.make_branch_and_tree('source')
192
self.build_tree(['source/file1'])
194
source.commit('added file')
195
out, err = self.run_bzr('branch source target --files-from source')
196
self.assertPathExists('target/file1')
198
def test_branch_files_from_hardlink(self):
199
self.requireFeature(HardlinkFeature)
200
source = self.make_branch_and_tree('source')
201
self.build_tree(['source/file1'])
203
source.commit('added file')
204
source.bzrdir.sprout('second')
205
out, err = self.run_bzr('branch source target --files-from second'
207
source_stat = os.stat('source/file1')
208
second_stat = os.stat('second/file1')
209
target_stat = os.stat('target/file1')
210
self.assertNotEqual(source_stat, target_stat)
211
self.assertEqual(second_stat, target_stat)
213
def test_branch_standalone(self):
214
shared_repo = self.make_repository('repo', shared=True)
215
self.example_branch('source')
216
self.run_bzr('branch --standalone source repo/target')
217
b = branch.Branch.open('repo/target')
218
expected_repo_path = os.path.abspath('repo/target/.bzr/repository')
219
self.assertEqual(strip_trailing_slash(b.repository.base),
220
strip_trailing_slash(local_path_to_url(expected_repo_path)))
222
def test_branch_no_tree(self):
223
self.example_branch('source')
224
self.run_bzr('branch --no-tree source target')
225
self.assertPathDoesNotExist('target/hello')
226
self.assertPathDoesNotExist('target/goodbye')
228
def test_branch_into_existing_dir(self):
229
self.example_branch('a')
230
# existing dir with similar files but no .bzr dir
231
self.build_tree_contents([('b/',)])
232
self.build_tree_contents([('b/hello', 'bar')]) # different content
233
self.build_tree_contents([('b/goodbye', 'baz')])# same content
234
# fails without --use-existing-dir
235
out,err = self.run_bzr('branch a b', retcode=3)
236
self.assertEqual('', out)
237
self.assertEqual('bzr: ERROR: Target directory "b" already exists.\n',
240
self.run_bzr('branch a b --use-existing-dir')
242
self.assertPathExists('b/hello.moved')
243
self.assertPathDoesNotExist('b/godbye.moved')
244
# we can't branch into branch
245
out,err = self.run_bzr('branch a b --use-existing-dir', retcode=3)
246
self.assertEqual('', out)
247
self.assertEqual('bzr: ERROR: Already a branch: "b".\n', err)
249
def test_branch_bind(self):
250
self.example_branch('a')
251
out, err = self.run_bzr('branch a b --bind')
252
self.assertEndsWith(err, "New branch bound to a\n")
253
b = branch.Branch.open('b')
254
self.assertEndsWith(b.get_bound_location(), '/a/')
256
def test_branch_with_post_branch_init_hook(self):
258
branch.Branch.hooks.install_named_hook('post_branch_init',
260
self.assertLength(0, calls)
261
self.example_branch('a')
262
self.assertLength(1, calls)
263
self.run_bzr('branch a b')
264
self.assertLength(2, calls)
266
def test_checkout_with_post_branch_init_hook(self):
268
branch.Branch.hooks.install_named_hook('post_branch_init',
270
self.assertLength(0, calls)
271
self.example_branch('a')
272
self.assertLength(1, calls)
273
self.run_bzr('checkout a b')
274
self.assertLength(2, calls)
276
def test_lightweight_checkout_with_post_branch_init_hook(self):
278
branch.Branch.hooks.install_named_hook('post_branch_init',
280
self.assertLength(0, calls)
281
self.example_branch('a')
282
self.assertLength(1, calls)
283
self.run_bzr('checkout --lightweight a b')
284
self.assertLength(2, calls)
286
def test_branch_fetches_all_tags(self):
287
builder = self.make_branch_builder('source')
288
source = fixtures.build_branch_with_non_ancestral_rev(builder)
289
source.tags.set_tag('tag-a', 'rev-2')
290
# Now source has a tag not in its ancestry. Make a branch from it.
291
self.run_bzr('branch source new-branch')
292
new_branch = branch.Branch.open('new-branch')
293
# The tag is present, and so is its revision.
294
self.assertEqual('rev-2', new_branch.tags.lookup_tag('tag-a'))
295
new_branch.repository.get_revision('rev-2')
298
class TestBranchStacked(TestCaseWithTransport):
299
"""Tests for branch --stacked"""
301
def assertRevisionInRepository(self, repo_path, revid):
302
"""Check that a revision is in a repository, disregarding stacking."""
303
repo = bzrdir.BzrDir.open(repo_path).open_repository()
304
self.assertTrue(repo.has_revision(revid))
306
def assertRevisionNotInRepository(self, repo_path, revid):
307
"""Check that a revision is not in a repository, disregarding stacking."""
308
repo = bzrdir.BzrDir.open(repo_path).open_repository()
309
self.assertFalse(repo.has_revision(revid))
311
def assertRevisionsInBranchRepository(self, revid_list, branch_path):
312
repo = branch.Branch.open(branch_path).repository
313
self.assertEqual(set(revid_list),
314
repo.has_revisions(revid_list))
316
def test_branch_stacked_branch_not_stacked(self):
317
"""Branching a stacked branch is not stacked by default"""
319
trunk_tree = self.make_branch_and_tree('target',
321
trunk_tree.commit('mainline')
322
# and a branch from it which is stacked
323
branch_tree = self.make_branch_and_tree('branch',
325
branch_tree.branch.set_stacked_on_url(trunk_tree.branch.base)
326
# with some work on it
327
work_tree = trunk_tree.branch.bzrdir.sprout('local').open_workingtree()
328
work_tree.commit('moar work plz')
329
work_tree.branch.push(branch_tree.branch)
330
# branching our local branch gives us a new stacked branch pointing at
332
out, err = self.run_bzr(['branch', 'branch', 'newbranch'])
333
self.assertEqual('', out)
334
self.assertEqual('Branched 2 revision(s).\n',
336
# it should have preserved the branch format, and so it should be
337
# capable of supporting stacking, but not actually have a stacked_on
339
self.assertRaises(errors.NotStacked,
340
bzrdir.BzrDir.open('newbranch').open_branch().get_stacked_on_url)
342
def test_branch_stacked_branch_stacked(self):
343
"""Asking to stack on a stacked branch does work"""
345
trunk_tree = self.make_branch_and_tree('target',
347
trunk_revid = trunk_tree.commit('mainline')
348
# and a branch from it which is stacked
349
branch_tree = self.make_branch_and_tree('branch',
351
branch_tree.branch.set_stacked_on_url(trunk_tree.branch.base)
352
# with some work on it
353
work_tree = trunk_tree.branch.bzrdir.sprout('local').open_workingtree()
354
branch_revid = work_tree.commit('moar work plz')
355
work_tree.branch.push(branch_tree.branch)
356
# you can chain branches on from there
357
out, err = self.run_bzr(['branch', 'branch', '--stacked', 'branch2'])
358
self.assertEqual('', out)
359
self.assertEqual('Created new stacked branch referring to %s.\n' %
360
branch_tree.branch.base, err)
361
self.assertEqual(branch_tree.branch.base,
362
branch.Branch.open('branch2').get_stacked_on_url())
363
branch2_tree = WorkingTree.open('branch2')
364
branch2_revid = work_tree.commit('work on second stacked branch')
365
work_tree.branch.push(branch2_tree.branch)
366
self.assertRevisionInRepository('branch2', branch2_revid)
367
self.assertRevisionsInBranchRepository(
368
[trunk_revid, branch_revid, branch2_revid],
371
def test_branch_stacked(self):
373
trunk_tree = self.make_branch_and_tree('mainline',
375
original_revid = trunk_tree.commit('mainline')
376
self.assertRevisionInRepository('mainline', original_revid)
377
# and a branch from it which is stacked
378
out, err = self.run_bzr(['branch', '--stacked', 'mainline',
380
self.assertEqual('', out)
381
self.assertEqual('Created new stacked branch referring to %s.\n' %
382
trunk_tree.branch.base, err)
383
self.assertRevisionNotInRepository('newbranch', original_revid)
384
new_branch = branch.Branch.open('newbranch')
385
self.assertEqual(trunk_tree.branch.base, new_branch.get_stacked_on_url())
387
def test_branch_stacked_from_smart_server(self):
388
# We can branch stacking on a smart server
389
self.transport_server = test_server.SmartTCPServer_for_testing
390
trunk = self.make_branch('mainline', format='1.9')
391
out, err = self.run_bzr(
392
['branch', '--stacked', self.get_url('mainline'), 'shallow'])
394
def test_branch_stacked_from_non_stacked_format(self):
395
"""The origin format doesn't support stacking"""
396
trunk = self.make_branch('trunk', format='pack-0.92')
397
out, err = self.run_bzr(
398
['branch', '--stacked', 'trunk', 'shallow'])
399
# We should notify the user that we upgraded their format
400
self.assertEqualDiff(
401
'Source repository format does not support stacking, using format:\n'
402
' Packs 5 (adds stacking support, requires bzr 1.6)\n'
403
'Source branch format does not support stacking, using format:\n'
405
'Doing on-the-fly conversion from RepositoryFormatKnitPack1() to RepositoryFormatKnitPack5().\n'
406
'This may take some time. Upgrade the repositories to the same format for better performance.\n'
407
'Created new stacked branch referring to %s.\n' % (trunk.base,),
410
def test_branch_stacked_from_rich_root_non_stackable(self):
411
trunk = self.make_branch('trunk', format='rich-root-pack')
412
out, err = self.run_bzr(
413
['branch', '--stacked', 'trunk', 'shallow'])
414
# We should notify the user that we upgraded their format
415
self.assertEqualDiff(
416
'Source repository format does not support stacking, using format:\n'
417
' Packs 5 rich-root (adds stacking support, requires bzr 1.6.1)\n'
418
'Source branch format does not support stacking, using format:\n'
420
'Doing on-the-fly conversion from RepositoryFormatKnitPack4() to RepositoryFormatKnitPack5RichRoot().\n'
421
'This may take some time. Upgrade the repositories to the same format for better performance.\n'
422
'Created new stacked branch referring to %s.\n' % (trunk.base,),
426
class TestSmartServerBranching(TestCaseWithTransport):
428
def test_branch_from_trivial_branch_to_same_server_branch_acceptance(self):
429
self.setup_smart_server_with_call_log()
430
t = self.make_branch_and_tree('from')
431
for count in range(9):
432
t.commit(message='commit %d' % count)
433
self.reset_smart_call_log()
434
out, err = self.run_bzr(['branch', self.get_url('from'),
435
self.get_url('target')])
436
# This figure represent the amount of work to perform this use case. It
437
# is entirely ok to reduce this number if a test fails due to rpc_count
438
# being too low. If rpc_count increases, more network roundtrips have
439
# become necessary for this use case. Please do not adjust this number
440
# upwards without agreement from bzr's network support maintainers.
441
self.assertLength(36, self.hpss_calls)
443
def test_branch_from_trivial_branch_streaming_acceptance(self):
444
self.setup_smart_server_with_call_log()
445
t = self.make_branch_and_tree('from')
446
for count in range(9):
447
t.commit(message='commit %d' % count)
448
self.reset_smart_call_log()
449
out, err = self.run_bzr(['branch', self.get_url('from'),
451
# This figure represent the amount of work to perform this use case. It
452
# is entirely ok to reduce this number if a test fails due to rpc_count
453
# being too low. If rpc_count increases, more network roundtrips have
454
# become necessary for this use case. Please do not adjust this number
455
# upwards without agreement from bzr's network support maintainers.
456
self.assertLength(9, self.hpss_calls)
458
def test_branch_from_trivial_stacked_branch_streaming_acceptance(self):
459
self.setup_smart_server_with_call_log()
460
t = self.make_branch_and_tree('trunk')
461
for count in range(8):
462
t.commit(message='commit %d' % count)
463
tree2 = t.branch.bzrdir.sprout('feature', stacked=True
465
local_tree = t.branch.bzrdir.sprout('local-working').open_workingtree()
466
local_tree.commit('feature change')
467
local_tree.branch.push(tree2.branch)
468
self.reset_smart_call_log()
469
out, err = self.run_bzr(['branch', self.get_url('feature'),
471
# This figure represent the amount of work to perform this use case. It
472
# is entirely ok to reduce this number if a test fails due to rpc_count
473
# being too low. If rpc_count increases, more network roundtrips have
474
# become necessary for this use case. Please do not adjust this number
475
# upwards without agreement from bzr's network support maintainers.
476
self.assertLength(14, self.hpss_calls)
478
def test_branch_from_branch_with_tags(self):
479
self.setup_smart_server_with_call_log()
480
builder = self.make_branch_builder('source')
481
source = fixtures.build_branch_with_non_ancestral_rev(builder)
482
source.tags.set_tag('tag-a', 'rev-2')
483
source.tags.set_tag('tag-missing', 'missing-rev')
484
# Now source has a tag not in its ancestry. Make a branch from it.
485
self.reset_smart_call_log()
486
out, err = self.run_bzr(['branch', self.get_url('source'), 'target'])
487
# This figure represent the amount of work to perform this use case. It
488
# is entirely ok to reduce this number if a test fails due to rpc_count
489
# being too low. If rpc_count increases, more network roundtrips have
490
# become necessary for this use case. Please do not adjust this number
491
# upwards without agreement from bzr's network support maintainers.
492
self.assertLength(9, self.hpss_calls)
494
def test_branch_to_stacked_from_trivial_branch_streaming_acceptance(self):
495
self.setup_smart_server_with_call_log()
496
t = self.make_branch_and_tree('from')
497
for count in range(9):
498
t.commit(message='commit %d' % count)
499
self.reset_smart_call_log()
500
out, err = self.run_bzr(['branch', '--stacked', self.get_url('from'),
502
# XXX: the number of hpss calls for this case isn't deterministic yet,
503
# so we can't easily assert about the number of calls.
504
#self.assertLength(XXX, self.hpss_calls)
505
# We can assert that none of the calls were readv requests for rix
506
# files, though (demonstrating that at least get_parent_map calls are
507
# not using VFS RPCs).
508
readvs_of_rix_files = [
509
c for c in self.hpss_calls
510
if c.call.method == 'readv' and c.call.args[-1].endswith('.rix')]
511
self.assertLength(0, readvs_of_rix_files)
514
class TestRemoteBranch(TestCaseWithSFTPServer):
517
super(TestRemoteBranch, self).setUp()
518
tree = self.make_branch_and_tree('branch')
519
self.build_tree_contents([('branch/file', 'file content\n')])
521
tree.commit('file created')
523
def test_branch_local_remote(self):
524
self.run_bzr(['branch', 'branch', self.get_url('remote')])
525
t = self.get_transport()
526
# Ensure that no working tree what created remotely
527
self.assertFalse(t.has('remote/file'))
529
def test_branch_remote_remote(self):
530
# Light cheat: we access the branch remotely
531
self.run_bzr(['branch', self.get_url('branch'),
532
self.get_url('remote')])
533
t = self.get_transport()
534
# Ensure that no working tree what created remotely
535
self.assertFalse(t.has('remote/file'))
538
class TestDeprecatedAliases(TestCaseWithTransport):
540
def test_deprecated_aliases(self):
541
"""bzr branch can be called clone or get, but those names are deprecated.
545
for command in ['clone', 'get']:
547
$ bzr %(command)s A B
548
2>The command 'bzr %(command)s' has been deprecated in bzr 2.4. Please use 'bzr branch' instead.
549
2>bzr: ERROR: Not a branch...
553
class TestBranchParentLocation(test_switch.TestSwitchParentLocationBase):
555
def _checkout_and_branch(self, option=''):
556
self.script_runner.run_script(self, '''
557
$ bzr checkout %(option)s repo/trunk checkout
559
$ bzr branch --switch ../repo/trunk ../repo/branched
560
2>Branched 0 revision(s).
561
2>Tree is up to date at revision 0.
562
2>Switched to branch:...branched...
565
bound_branch = branch.Branch.open_containing('checkout')[0]
566
master_branch = branch.Branch.open_containing('repo/branched')[0]
567
return (bound_branch, master_branch)
569
def test_branch_switch_parent_lightweight(self):
570
"""Lightweight checkout using bzr branch --switch."""
571
bb, mb = self._checkout_and_branch(option='--lightweight')
572
self.assertParent('repo/trunk', bb)
573
self.assertParent('repo/trunk', mb)
575
def test_branch_switch_parent_heavyweight(self):
576
"""Heavyweight checkout using bzr branch --switch."""
577
bb, mb = self._checkout_and_branch()
578
self.assertParent('repo/trunk', bb)
579
self.assertParent('repo/trunk', mb)
added
removed
bzrlib/tests/blackbox/test_branch.py
