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 (
35
from bzrlib.tests.test_sftp_transport import TestCaseWithSFTPServer
36
from bzrlib.tests.script import run_script
37
from bzrlib.urlutils import local_path_to_url, strip_trailing_slash
38
from bzrlib.workingtree import WorkingTree
41
class TestBranch(TestCaseWithTransport):
43
def example_branch(self, path='.'):
44
tree = self.make_branch_and_tree(path)
45
self.build_tree_contents([(path + '/hello', 'foo')])
47
tree.commit(message='setup')
48
self.build_tree_contents([(path + '/goodbye', 'baz')])
50
tree.commit(message='setup')
52
def test_branch(self):
53
"""Branch from one branch to another."""
54
self.example_branch('a')
55
self.run_bzr('branch a b')
56
b = branch.Branch.open('b')
57
self.run_bzr('branch a c -r 1')
58
# previously was erroneously created by branching
59
self.assertFalse(b._transport.has('branch-name'))
60
b.bzrdir.open_workingtree().commit(message='foo', allow_pointless=True)
62
def test_branch_switch_no_branch(self):
63
# No branch in the current directory:
64
# => new branch will be created, but switch fails
65
self.example_branch('a')
66
self.make_repository('current')
67
self.run_bzr_error(['No WorkingTree exists for'],
68
'branch --switch ../a ../b', working_dir='current')
69
a = branch.Branch.open('a')
70
b = branch.Branch.open('b')
71
self.assertEqual(a.last_revision(), b.last_revision())
73
def test_branch_switch_no_wt(self):
74
# No working tree in the current directory:
75
# => new branch will be created, but switch fails and the current
76
# branch is unmodified
77
self.example_branch('a')
78
self.make_branch('current')
79
self.run_bzr_error(['No WorkingTree exists for'],
80
'branch --switch ../a ../b', working_dir='current')
81
a = branch.Branch.open('a')
82
b = branch.Branch.open('b')
83
self.assertEqual(a.last_revision(), b.last_revision())
84
work = branch.Branch.open('current')
85
self.assertEqual(work.last_revision(), _mod_revision.NULL_REVISION)
87
def test_branch_switch_no_checkout(self):
88
# Standalone branch in the current directory:
89
# => new branch will be created, but switch fails and the current
90
# branch is unmodified
91
self.example_branch('a')
92
self.make_branch_and_tree('current')
93
self.run_bzr_error(['Cannot switch a branch, only a checkout'],
94
'branch --switch ../a ../b', working_dir='current')
95
a = branch.Branch.open('a')
96
b = branch.Branch.open('b')
97
self.assertEqual(a.last_revision(), b.last_revision())
98
work = branch.Branch.open('current')
99
self.assertEqual(work.last_revision(), _mod_revision.NULL_REVISION)
101
def test_branch_switch_checkout(self):
102
# Checkout in the current directory:
103
# => new branch will be created and checkout bound to the new branch
104
self.example_branch('a')
105
self.run_bzr('checkout a current')
106
out, err = self.run_bzr('branch --switch ../a ../b', working_dir='current')
107
a = branch.Branch.open('a')
108
b = branch.Branch.open('b')
109
self.assertEqual(a.last_revision(), b.last_revision())
110
work = WorkingTree.open('current')
111
self.assertEndsWith(work.branch.get_bound_location(), '/b/')
112
self.assertContainsRe(err, "Switched to branch: .*/b/")
114
def test_branch_switch_lightweight_checkout(self):
115
# Lightweight checkout in the current directory:
116
# => new branch will be created and lightweight checkout pointed to
118
self.example_branch('a')
119
self.run_bzr('checkout --lightweight a current')
120
out, err = self.run_bzr('branch --switch ../a ../b', working_dir='current')
121
a = branch.Branch.open('a')
122
b = branch.Branch.open('b')
123
self.assertEqual(a.last_revision(), b.last_revision())
124
work = WorkingTree.open('current')
125
self.assertEndsWith(work.branch.base, '/b/')
126
self.assertContainsRe(err, "Switched to branch: .*/b/")
128
def test_branch_only_copies_history(self):
129
# Knit branches should only push the history for the current revision.
130
format = bzrdir.BzrDirMetaFormat1()
131
format.repository_format = RepositoryFormatKnit1()
132
shared_repo = self.make_repository('repo', format=format, shared=True)
133
shared_repo.set_make_working_trees(True)
135
def make_shared_tree(path):
136
shared_repo.bzrdir.root_transport.mkdir(path)
137
shared_repo.bzrdir.create_branch_convenience('repo/' + path)
138
return WorkingTree.open('repo/' + path)
139
tree_a = make_shared_tree('a')
140
self.build_tree(['repo/a/file'])
142
tree_a.commit('commit a-1', rev_id='a-1')
143
f = open('repo/a/file', 'ab')
144
f.write('more stuff\n')
146
tree_a.commit('commit a-2', rev_id='a-2')
148
tree_b = make_shared_tree('b')
149
self.build_tree(['repo/b/file'])
151
tree_b.commit('commit b-1', rev_id='b-1')
153
self.assertTrue(shared_repo.has_revision('a-1'))
154
self.assertTrue(shared_repo.has_revision('a-2'))
155
self.assertTrue(shared_repo.has_revision('b-1'))
157
# Now that we have a repository with shared files, make sure
158
# that things aren't copied out by a 'branch'
159
self.run_bzr('branch repo/b branch-b')
160
pushed_tree = WorkingTree.open('branch-b')
161
pushed_repo = pushed_tree.branch.repository
162
self.assertFalse(pushed_repo.has_revision('a-1'))
163
self.assertFalse(pushed_repo.has_revision('a-2'))
164
self.assertTrue(pushed_repo.has_revision('b-1'))
166
def test_branch_hardlink(self):
167
self.requireFeature(HardlinkFeature)
168
source = self.make_branch_and_tree('source')
169
self.build_tree(['source/file1'])
171
source.commit('added file')
172
out, err = self.run_bzr(['branch', 'source', 'target', '--hardlink'])
173
source_stat = os.stat('source/file1')
174
target_stat = os.stat('target/file1')
175
self.assertEqual(source_stat, target_stat)
177
def test_branch_files_from(self):
178
source = self.make_branch_and_tree('source')
179
self.build_tree(['source/file1'])
181
source.commit('added file')
182
out, err = self.run_bzr('branch source target --files-from source')
183
self.assertPathExists('target/file1')
185
def test_branch_files_from_hardlink(self):
186
self.requireFeature(HardlinkFeature)
187
source = self.make_branch_and_tree('source')
188
self.build_tree(['source/file1'])
190
source.commit('added file')
191
source.bzrdir.sprout('second')
192
out, err = self.run_bzr('branch source target --files-from second'
194
source_stat = os.stat('source/file1')
195
second_stat = os.stat('second/file1')
196
target_stat = os.stat('target/file1')
197
self.assertNotEqual(source_stat, target_stat)
198
self.assertEqual(second_stat, target_stat)
200
def test_branch_standalone(self):
201
shared_repo = self.make_repository('repo', shared=True)
202
self.example_branch('source')
203
self.run_bzr('branch --standalone source repo/target')
204
b = branch.Branch.open('repo/target')
205
expected_repo_path = os.path.abspath('repo/target/.bzr/repository')
206
self.assertEqual(strip_trailing_slash(b.repository.base),
207
strip_trailing_slash(local_path_to_url(expected_repo_path)))
209
def test_branch_no_tree(self):
210
self.example_branch('source')
211
self.run_bzr('branch --no-tree source target')
212
self.assertPathDoesNotExist('target/hello')
213
self.assertPathDoesNotExist('target/goodbye')
215
def test_branch_into_existing_dir(self):
216
self.example_branch('a')
217
# existing dir with similar files but no .bzr dir
218
self.build_tree_contents([('b/',)])
219
self.build_tree_contents([('b/hello', 'bar')]) # different content
220
self.build_tree_contents([('b/goodbye', 'baz')])# same content
221
# fails without --use-existing-dir
222
out,err = self.run_bzr('branch a b', retcode=3)
223
self.assertEqual('', out)
224
self.assertEqual('bzr: ERROR: Target directory "b" already exists.\n',
227
self.run_bzr('branch a b --use-existing-dir')
229
self.assertPathExists('b/hello.moved')
230
self.assertPathDoesNotExist('b/godbye.moved')
231
# we can't branch into branch
232
out,err = self.run_bzr('branch a b --use-existing-dir', retcode=3)
233
self.assertEqual('', out)
234
self.assertEqual('bzr: ERROR: Already a branch: "b".\n', err)
236
def test_branch_bind(self):
237
self.example_branch('a')
238
out, err = self.run_bzr('branch a b --bind')
239
self.assertEndsWith(err, "New branch bound to a\n")
240
b = branch.Branch.open('b')
241
self.assertEndsWith(b.get_bound_location(), '/a/')
243
def test_branch_with_post_branch_init_hook(self):
245
branch.Branch.hooks.install_named_hook('post_branch_init',
247
self.assertLength(0, calls)
248
self.example_branch('a')
249
self.assertLength(1, calls)
250
self.run_bzr('branch a b')
251
self.assertLength(2, calls)
253
def test_checkout_with_post_branch_init_hook(self):
255
branch.Branch.hooks.install_named_hook('post_branch_init',
257
self.assertLength(0, calls)
258
self.example_branch('a')
259
self.assertLength(1, calls)
260
self.run_bzr('checkout a b')
261
self.assertLength(2, calls)
263
def test_lightweight_checkout_with_post_branch_init_hook(self):
265
branch.Branch.hooks.install_named_hook('post_branch_init',
267
self.assertLength(0, calls)
268
self.example_branch('a')
269
self.assertLength(1, calls)
270
self.run_bzr('checkout --lightweight a b')
271
self.assertLength(2, calls)
273
def test_branch_fetches_all_tags(self):
274
builder = self.make_branch_builder('source')
275
source = fixtures.build_branch_with_non_ancestral_rev(builder)
276
source.tags.set_tag('tag-a', 'rev-2')
277
# Now source has a tag not in its ancestry. Make a branch from it.
278
self.run_bzr('branch source new-branch')
279
new_branch = branch.Branch.open('new-branch')
280
# The tag is present, and so is its revision.
281
self.assertEqual('rev-2', new_branch.tags.lookup_tag('tag-a'))
282
new_branch.repository.get_revision('rev-2')
285
class TestBranchStacked(TestCaseWithTransport):
286
"""Tests for branch --stacked"""
288
def assertRevisionInRepository(self, repo_path, revid):
289
"""Check that a revision is in a repository, disregarding stacking."""
290
repo = bzrdir.BzrDir.open(repo_path).open_repository()
291
self.assertTrue(repo.has_revision(revid))
293
def assertRevisionNotInRepository(self, repo_path, revid):
294
"""Check that a revision is not in a repository, disregarding stacking."""
295
repo = bzrdir.BzrDir.open(repo_path).open_repository()
296
self.assertFalse(repo.has_revision(revid))
298
def assertRevisionsInBranchRepository(self, revid_list, branch_path):
299
repo = branch.Branch.open(branch_path).repository
300
self.assertEqual(set(revid_list),
301
repo.has_revisions(revid_list))
303
def test_branch_stacked_branch_not_stacked(self):
304
"""Branching a stacked branch is not stacked by default"""
306
trunk_tree = self.make_branch_and_tree('target',
308
trunk_tree.commit('mainline')
309
# and a branch from it which is stacked
310
branch_tree = self.make_branch_and_tree('branch',
312
branch_tree.branch.set_stacked_on_url(trunk_tree.branch.base)
313
# with some work on it
314
work_tree = trunk_tree.branch.bzrdir.sprout('local').open_workingtree()
315
work_tree.commit('moar work plz')
316
work_tree.branch.push(branch_tree.branch)
317
# branching our local branch gives us a new stacked branch pointing at
319
out, err = self.run_bzr(['branch', 'branch', 'newbranch'])
320
self.assertEqual('', out)
321
self.assertEqual('Branched 2 revision(s).\n',
323
# it should have preserved the branch format, and so it should be
324
# capable of supporting stacking, but not actually have a stacked_on
326
self.assertRaises(errors.NotStacked,
327
bzrdir.BzrDir.open('newbranch').open_branch().get_stacked_on_url)
329
def test_branch_stacked_branch_stacked(self):
330
"""Asking to stack on a stacked branch does work"""
332
trunk_tree = self.make_branch_and_tree('target',
334
trunk_revid = trunk_tree.commit('mainline')
335
# and a branch from it which is stacked
336
branch_tree = self.make_branch_and_tree('branch',
338
branch_tree.branch.set_stacked_on_url(trunk_tree.branch.base)
339
# with some work on it
340
work_tree = trunk_tree.branch.bzrdir.sprout('local').open_workingtree()
341
branch_revid = work_tree.commit('moar work plz')
342
work_tree.branch.push(branch_tree.branch)
343
# you can chain branches on from there
344
out, err = self.run_bzr(['branch', 'branch', '--stacked', 'branch2'])
345
self.assertEqual('', out)
346
self.assertEqual('Created new stacked branch referring to %s.\n' %
347
branch_tree.branch.base, err)
348
self.assertEqual(branch_tree.branch.base,
349
branch.Branch.open('branch2').get_stacked_on_url())
350
branch2_tree = WorkingTree.open('branch2')
351
branch2_revid = work_tree.commit('work on second stacked branch')
352
work_tree.branch.push(branch2_tree.branch)
353
self.assertRevisionInRepository('branch2', branch2_revid)
354
self.assertRevisionsInBranchRepository(
355
[trunk_revid, branch_revid, branch2_revid],
358
def test_branch_stacked(self):
360
trunk_tree = self.make_branch_and_tree('mainline',
362
original_revid = trunk_tree.commit('mainline')
363
self.assertRevisionInRepository('mainline', original_revid)
364
# and a branch from it which is stacked
365
out, err = self.run_bzr(['branch', '--stacked', 'mainline',
367
self.assertEqual('', out)
368
self.assertEqual('Created new stacked branch referring to %s.\n' %
369
trunk_tree.branch.base, err)
370
self.assertRevisionNotInRepository('newbranch', original_revid)
371
new_branch = branch.Branch.open('newbranch')
372
self.assertEqual(trunk_tree.branch.base, new_branch.get_stacked_on_url())
374
def test_branch_stacked_from_smart_server(self):
375
# We can branch stacking on a smart server
376
self.transport_server = test_server.SmartTCPServer_for_testing
377
trunk = self.make_branch('mainline', format='1.9')
378
out, err = self.run_bzr(
379
['branch', '--stacked', self.get_url('mainline'), 'shallow'])
381
def test_branch_stacked_from_non_stacked_format(self):
382
"""The origin format doesn't support stacking"""
383
trunk = self.make_branch('trunk', format='pack-0.92')
384
out, err = self.run_bzr(
385
['branch', '--stacked', 'trunk', 'shallow'])
386
# We should notify the user that we upgraded their format
387
self.assertEqualDiff(
388
'Source repository format does not support stacking, using format:\n'
389
' Packs 5 (adds stacking support, requires bzr 1.6)\n'
390
'Source branch format does not support stacking, using format:\n'
392
'Doing on-the-fly conversion from RepositoryFormatKnitPack1() to RepositoryFormatKnitPack5().\n'
393
'This may take some time. Upgrade the repositories to the same format for better performance.\n'
394
'Created new stacked branch referring to %s.\n' % (trunk.base,),
397
def test_branch_stacked_from_rich_root_non_stackable(self):
398
trunk = self.make_branch('trunk', format='rich-root-pack')
399
out, err = self.run_bzr(
400
['branch', '--stacked', 'trunk', 'shallow'])
401
# We should notify the user that we upgraded their format
402
self.assertEqualDiff(
403
'Source repository format does not support stacking, using format:\n'
404
' Packs 5 rich-root (adds stacking support, requires bzr 1.6.1)\n'
405
'Source branch format does not support stacking, using format:\n'
407
'Doing on-the-fly conversion from RepositoryFormatKnitPack4() to RepositoryFormatKnitPack5RichRoot().\n'
408
'This may take some time. Upgrade the repositories to the same format for better performance.\n'
409
'Created new stacked branch referring to %s.\n' % (trunk.base,),
413
class TestSmartServerBranching(TestCaseWithTransport):
415
def test_branch_from_trivial_branch_to_same_server_branch_acceptance(self):
416
self.setup_smart_server_with_call_log()
417
t = self.make_branch_and_tree('from')
418
for count in range(9):
419
t.commit(message='commit %d' % count)
420
self.reset_smart_call_log()
421
out, err = self.run_bzr(['branch', self.get_url('from'),
422
self.get_url('target')])
423
# This figure represent the amount of work to perform this use case. It
424
# is entirely ok to reduce this number if a test fails due to rpc_count
425
# being too low. If rpc_count increases, more network roundtrips have
426
# become necessary for this use case. Please do not adjust this number
427
# upwards without agreement from bzr's network support maintainers.
428
self.assertLength(36, self.hpss_calls)
430
def test_branch_from_trivial_branch_streaming_acceptance(self):
431
self.setup_smart_server_with_call_log()
432
t = self.make_branch_and_tree('from')
433
for count in range(9):
434
t.commit(message='commit %d' % count)
435
self.reset_smart_call_log()
436
out, err = self.run_bzr(['branch', self.get_url('from'),
438
# This figure represent the amount of work to perform this use case. It
439
# is entirely ok to reduce this number if a test fails due to rpc_count
440
# being too low. If rpc_count increases, more network roundtrips have
441
# become necessary for this use case. Please do not adjust this number
442
# upwards without agreement from bzr's network support maintainers.
443
self.assertLength(9, self.hpss_calls)
445
def test_branch_from_trivial_stacked_branch_streaming_acceptance(self):
446
self.setup_smart_server_with_call_log()
447
t = self.make_branch_and_tree('trunk')
448
for count in range(8):
449
t.commit(message='commit %d' % count)
450
tree2 = t.branch.bzrdir.sprout('feature', stacked=True
452
local_tree = t.branch.bzrdir.sprout('local-working').open_workingtree()
453
local_tree.commit('feature change')
454
local_tree.branch.push(tree2.branch)
455
self.reset_smart_call_log()
456
out, err = self.run_bzr(['branch', self.get_url('feature'),
458
# This figure represent the amount of work to perform this use case. It
459
# is entirely ok to reduce this number if a test fails due to rpc_count
460
# being too low. If rpc_count increases, more network roundtrips have
461
# become necessary for this use case. Please do not adjust this number
462
# upwards without agreement from bzr's network support maintainers.
463
self.assertLength(14, self.hpss_calls)
465
def test_branch_from_branch_with_tags(self):
466
self.setup_smart_server_with_call_log()
467
builder = self.make_branch_builder('source')
468
source = fixtures.build_branch_with_non_ancestral_rev(builder)
469
source.tags.set_tag('tag-a', 'rev-2')
470
source.tags.set_tag('tag-missing', 'missing-rev')
471
# Now source has a tag not in its ancestry. Make a branch from it.
472
self.reset_smart_call_log()
473
out, err = self.run_bzr(['branch', self.get_url('source'), 'target'])
474
# This figure represent the amount of work to perform this use case. It
475
# is entirely ok to reduce this number if a test fails due to rpc_count
476
# being too low. If rpc_count increases, more network roundtrips have
477
# become necessary for this use case. Please do not adjust this number
478
# upwards without agreement from bzr's network support maintainers.
479
self.assertLength(9, self.hpss_calls)
482
class TestRemoteBranch(TestCaseWithSFTPServer):
485
super(TestRemoteBranch, self).setUp()
486
tree = self.make_branch_and_tree('branch')
487
self.build_tree_contents([('branch/file', 'file content\n')])
489
tree.commit('file created')
491
def test_branch_local_remote(self):
492
self.run_bzr(['branch', 'branch', self.get_url('remote')])
493
t = self.get_transport()
494
# Ensure that no working tree what created remotely
495
self.assertFalse(t.has('remote/file'))
497
def test_branch_remote_remote(self):
498
# Light cheat: we access the branch remotely
499
self.run_bzr(['branch', self.get_url('branch'),
500
self.get_url('remote')])
501
t = self.get_transport()
502
# Ensure that no working tree what created remotely
503
self.assertFalse(t.has('remote/file'))
506
class TestDeprecatedAliases(TestCaseWithTransport):
508
def test_deprecated_aliases(self):
509
"""bzr branch can be called clone or get, but those names are deprecated.
513
for command in ['clone', 'get']:
515
$ bzr %(command)s A B
516
2>The command 'bzr %(command)s' has been deprecated in bzr 2.4. Please use 'bzr branch' instead.
517
2>bzr: ERROR: Not a branch...
added
removed
bzrlib/tests/blackbox/test_branch.py
