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Viewing changes to bzrlib/tests/blackbox/test_branch.py

  • Committer: Vincent Ladeuil
  • Date: 2010-02-10 15:46:03 UTC
  • mfrom: (4985.3.21 update)
  • mto: This revision was merged to the branch mainline in revision 5021.
  • Revision ID: v.ladeuil+lp@free.fr-20100210154603-k4no1gvfuqpzrw7p
Update performs two merges in a more logical order but stop on conflicts

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# Copyright (C) 2005, 2006, 2008 Canonical Ltd
 
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# Copyright (C) 2005, 2006, 2008, 2009 Canonical Ltd
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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"""Black-box tests for bzr branch."""
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19
 
20
20
import os
21
21
 
22
 
from bzrlib import (branch, bzrdir, errors, repository)
 
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from bzrlib import (
 
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    branch,
 
24
    bzrdir,
 
25
    errors,
 
26
    repository,
 
27
    revision as _mod_revision,
 
28
    )
23
29
from bzrlib.repofmt.knitrepo import RepositoryFormatKnit1
24
30
from bzrlib.tests.blackbox import ExternalBase
25
 
from bzrlib.tests import HardlinkFeature
 
31
from bzrlib.tests import (
 
32
    KnownFailure,
 
33
    HardlinkFeature,
 
34
    )
26
35
from bzrlib.tests.test_sftp_transport import TestCaseWithSFTPServer
27
36
from bzrlib.urlutils import local_path_to_url, strip_trailing_slash
28
37
from bzrlib.workingtree import WorkingTree
49
58
        self.assertFalse(b._transport.has('branch-name'))
50
59
        b.bzrdir.open_workingtree().commit(message='foo', allow_pointless=True)
51
60
 
 
61
    def test_branch_switch_no_branch(self):
 
62
        # No branch in the current directory:
 
63
        #  => new branch will be created, but switch fails
 
64
        self.example_branch('a')
 
65
        self.make_repository('current')
 
66
        self.run_bzr_error(['No WorkingTree exists for'],
 
67
            'branch --switch ../a ../b', working_dir='current')
 
68
        a = branch.Branch.open('a')
 
69
        b = branch.Branch.open('b')
 
70
        self.assertEqual(a.last_revision(), b.last_revision())
 
71
 
 
72
    def test_branch_switch_no_wt(self):
 
73
        # No working tree in the current directory:
 
74
        #  => new branch will be created, but switch fails and the current
 
75
        #     branch is unmodified
 
76
        self.example_branch('a')
 
77
        self.make_branch('current')
 
78
        self.run_bzr_error(['No WorkingTree exists for'],
 
79
            'branch --switch ../a ../b', working_dir='current')
 
80
        a = branch.Branch.open('a')
 
81
        b = branch.Branch.open('b')
 
82
        self.assertEqual(a.last_revision(), b.last_revision())
 
83
        work = branch.Branch.open('current')
 
84
        self.assertEqual(work.last_revision(), _mod_revision.NULL_REVISION)
 
85
 
 
86
    def test_branch_switch_no_checkout(self):
 
87
        # Standalone branch 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_and_tree('current')
 
92
        self.run_bzr_error(['Cannot switch a branch, only a checkout'],
 
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)
 
99
 
 
100
    def test_branch_switch_checkout(self):
 
101
        # Checkout in the current directory:
 
102
        #  => new branch will be created and checkout bound to the new branch
 
103
        self.example_branch('a')
 
104
        self.run_bzr('checkout a current')
 
105
        out, err = self.run_bzr('branch --switch ../a ../b', working_dir='current')
 
106
        a = branch.Branch.open('a')
 
107
        b = branch.Branch.open('b')
 
108
        self.assertEqual(a.last_revision(), b.last_revision())
 
109
        work = WorkingTree.open('current')
 
110
        self.assertEndsWith(work.branch.get_bound_location(), '/b/')
 
111
        self.assertContainsRe(err, "Switched to branch: .*/b/")
 
112
 
 
113
    def test_branch_switch_lightweight_checkout(self):
 
114
        # Lightweight checkout in the current directory:
 
115
        #  => new branch will be created and lightweight checkout pointed to
 
116
        #     the new branch
 
117
        self.example_branch('a')
 
118
        self.run_bzr('checkout --lightweight 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.base, '/b/')
 
125
        self.assertContainsRe(err, "Switched to branch: .*/b/")
 
126
 
52
127
    def test_branch_only_copies_history(self):
53
128
        # Knit branches should only push the history for the current revision.
54
129
        format = bzrdir.BzrDirMetaFormat1()
93
168
        self.build_tree(['source/file1'])
94
169
        source.add('file1')
95
170
        source.commit('added file')
96
 
        self.run_bzr(['branch', 'source', 'target', '--hardlink'])
 
171
        out, err = self.run_bzr(['branch', 'source', 'target', '--hardlink'])
97
172
        source_stat = os.stat('source/file1')
98
173
        target_stat = os.stat('target/file1')
99
174
        self.assertEqual(source_stat, target_stat)
107
182
        self.assertEqual(strip_trailing_slash(b.repository.base),
108
183
            strip_trailing_slash(local_path_to_url(expected_repo_path)))
109
184
 
 
185
    def test_branch_no_tree(self):
 
186
        self.example_branch('source')
 
187
        self.run_bzr('branch --no-tree source target')
 
188
        self.failIfExists('target/hello')
 
189
        self.failIfExists('target/goodbye')
 
190
 
 
191
    def test_branch_into_existing_dir(self):
 
192
        self.example_branch('a')
 
193
        # existing dir with similar files but no .bzr dir
 
194
        self.build_tree_contents([('b/',)])
 
195
        self.build_tree_contents([('b/hello', 'bar')])  # different content
 
196
        self.build_tree_contents([('b/goodbye', 'baz')])# same content
 
197
        # fails without --use-existing-dir
 
198
        out,err = self.run_bzr('branch a b', retcode=3)
 
199
        self.assertEqual('', out)
 
200
        self.assertEqual('bzr: ERROR: Target directory "b" already exists.\n',
 
201
            err)
 
202
        # force operation
 
203
        self.run_bzr('branch a b --use-existing-dir')
 
204
        # check conflicts
 
205
        self.failUnlessExists('b/hello.moved')
 
206
        self.failIfExists('b/godbye.moved')
 
207
        # we can't branch into branch
 
208
        out,err = self.run_bzr('branch a b --use-existing-dir', retcode=3)
 
209
        self.assertEqual('', out)
 
210
        self.assertEqual('bzr: ERROR: Already a branch: "b".\n', err)
 
211
 
 
212
    def test_branch_bind(self):
 
213
        self.example_branch('a')
 
214
        out, err = self.run_bzr('branch a b --bind')
 
215
        self.assertEndsWith(err, "New branch bound to a\n")
 
216
        b = branch.Branch.open('b')
 
217
        self.assertEndsWith(b.get_bound_location(), '/a/')
 
218
 
110
219
 
111
220
class TestBranchStacked(ExternalBase):
112
221
    """Tests for branch --stacked"""
113
222
 
114
 
    def check_shallow_branch(self, branch_revid, stacked_on):
115
 
        """Assert that the branch 'newbranch' has been published correctly.
116
 
 
117
 
        :param stacked_on: url of a branch this one is stacked upon.
118
 
        :param branch_revid: a revision id that should be the only
119
 
            revision present in the stacked branch, and it should not be in
120
 
            the reference branch.
121
 
        """
122
 
        new_branch = branch.Branch.open('newbranch')
123
 
        # The branch refers to the mainline
124
 
        self.assertEqual(stacked_on, new_branch.get_stacked_on_url())
125
 
        # and the branch's work was pushed
126
 
        self.assertTrue(new_branch.repository.has_revision(branch_revid))
127
 
        # The newly committed revision shoud be present in the stacked branch,
128
 
        # but not in the stacked-on branch.  Because stacking is set up by the
129
 
        # branch object, if we open the stacked branch's repository directly,
130
 
        # bypassing the branch, we see only what's in the stacked repository.
131
 
        stacked_repo = bzrdir.BzrDir.open('newbranch').open_repository()
132
 
        stacked_repo_revisions = set(stacked_repo.all_revision_ids())
133
 
        if len(stacked_repo_revisions) != 1:
134
 
            self.fail("wrong revisions in stacked repository: %r"
135
 
                % (stacked_repo_revisions,))
136
 
 
137
223
    def assertRevisionInRepository(self, repo_path, revid):
138
224
        """Check that a revision is in a repository, disregarding stacking."""
139
225
        repo = bzrdir.BzrDir.open(repo_path).open_repository()
153
239
        """Branching a stacked branch is not stacked by default"""
154
240
        # We have a mainline
155
241
        trunk_tree = self.make_branch_and_tree('target',
156
 
            format='development')
 
242
            format='1.9')
157
243
        trunk_tree.commit('mainline')
158
244
        # and a branch from it which is stacked
159
245
        branch_tree = self.make_branch_and_tree('branch',
160
 
            format='development')
 
246
            format='1.9')
161
247
        branch_tree.branch.set_stacked_on_url(trunk_tree.branch.base)
162
248
        # with some work on it
163
 
        branch_tree.commit('moar work plz')
 
249
        work_tree = trunk_tree.branch.bzrdir.sprout('local').open_workingtree()
 
250
        work_tree.commit('moar work plz')
 
251
        work_tree.branch.push(branch_tree.branch)
164
252
        # branching our local branch gives us a new stacked branch pointing at
165
253
        # mainline.
166
254
        out, err = self.run_bzr(['branch', 'branch', 'newbranch'])
167
255
        self.assertEqual('', out)
168
 
        self.assertEqual('Branched 1 revision(s).\n',
 
256
        self.assertEqual('Branched 2 revision(s).\n',
169
257
            err)
170
258
        # it should have preserved the branch format, and so it should be
171
259
        # capable of supporting stacking, but not actually have a stacked_on
177
265
        """Asking to stack on a stacked branch does work"""
178
266
        # We have a mainline
179
267
        trunk_tree = self.make_branch_and_tree('target',
180
 
            format='development')
 
268
            format='1.9')
181
269
        trunk_revid = trunk_tree.commit('mainline')
182
270
        # and a branch from it which is stacked
183
271
        branch_tree = self.make_branch_and_tree('branch',
184
 
            format='development')
 
272
            format='1.9')
185
273
        branch_tree.branch.set_stacked_on_url(trunk_tree.branch.base)
186
274
        # with some work on it
187
 
        branch_revid = branch_tree.commit('moar work plz')
 
275
        work_tree = trunk_tree.branch.bzrdir.sprout('local').open_workingtree()
 
276
        branch_revid = work_tree.commit('moar work plz')
 
277
        work_tree.branch.push(branch_tree.branch)
188
278
        # you can chain branches on from there
189
279
        out, err = self.run_bzr(['branch', 'branch', '--stacked', 'branch2'])
190
280
        self.assertEqual('', out)
193
283
        self.assertEqual(branch_tree.branch.base,
194
284
            branch.Branch.open('branch2').get_stacked_on_url())
195
285
        branch2_tree = WorkingTree.open('branch2')
196
 
        branch2_revid = branch2_tree.commit('work on second stacked branch')
 
286
        branch2_revid = work_tree.commit('work on second stacked branch')
 
287
        work_tree.branch.push(branch2_tree.branch)
197
288
        self.assertRevisionInRepository('branch2', branch2_revid)
198
289
        self.assertRevisionsInBranchRepository(
199
290
            [trunk_revid, branch_revid, branch2_revid],
202
293
    def test_branch_stacked(self):
203
294
        # We have a mainline
204
295
        trunk_tree = self.make_branch_and_tree('mainline',
205
 
            format='development')
 
296
            format='1.9')
206
297
        original_revid = trunk_tree.commit('mainline')
207
298
        self.assertRevisionInRepository('mainline', original_revid)
208
299
        # and a branch from it which is stacked
212
303
        self.assertEqual('Created new stacked branch referring to %s.\n' %
213
304
            trunk_tree.branch.base, err)
214
305
        self.assertRevisionNotInRepository('newbranch', original_revid)
215
 
        new_tree = WorkingTree.open('newbranch')
216
 
        new_revid = new_tree.commit('new work')
217
 
        self.check_shallow_branch(new_revid, trunk_tree.branch.base)
 
306
        new_branch = branch.Branch.open('newbranch')
 
307
        self.assertEqual(trunk_tree.branch.base, new_branch.get_stacked_on_url())
218
308
 
219
309
    def test_branch_stacked_from_smart_server(self):
220
310
        # We can branch stacking on a smart server
221
311
        from bzrlib.smart.server import SmartTCPServer_for_testing
222
312
        self.transport_server = SmartTCPServer_for_testing
223
 
        trunk = self.make_branch('mainline', format='development')
 
313
        trunk = self.make_branch('mainline', format='1.9')
224
314
        out, err = self.run_bzr(
225
315
            ['branch', '--stacked', self.get_url('mainline'), 'shallow'])
226
316
 
231
321
            ['branch', '--stacked', 'trunk', 'shallow'])
232
322
        # We should notify the user that we upgraded their format
233
323
        self.assertEqualDiff(
234
 
            'Source format does not support stacking, using format: \'1.6\'\n'
 
324
            'Source repository format does not support stacking, using format:\n'
235
325
            '  Packs 5 (adds stacking support, requires bzr 1.6)\n'
236
 
            '\n'
 
326
            'Source branch format does not support stacking, using format:\n'
 
327
            '  Branch format 7\n'
237
328
            'Created new stacked branch referring to %s.\n' % (trunk.base,),
238
329
            err)
239
330
 
243
334
            ['branch', '--stacked', 'trunk', 'shallow'])
244
335
        # We should notify the user that we upgraded their format
245
336
        self.assertEqualDiff(
246
 
            'Source format does not support stacking, using format:'
247
 
            ' \'1.6.1-rich-root\'\n'
 
337
            'Source repository format does not support stacking, using format:\n'
248
338
            '  Packs 5 rich-root (adds stacking support, requires bzr 1.6.1)\n'
249
 
            '\n'
 
339
            'Source branch format does not support stacking, using format:\n'
 
340
            '  Branch format 7\n'
250
341
            'Created new stacked branch referring to %s.\n' % (trunk.base,),
251
342
            err)
252
343
 
253
344
 
 
345
class TestSmartServerBranching(ExternalBase):
 
346
 
 
347
    def test_branch_from_trivial_branch_to_same_server_branch_acceptance(self):
 
348
        self.setup_smart_server_with_call_log()
 
349
        t = self.make_branch_and_tree('from')
 
350
        for count in range(9):
 
351
            t.commit(message='commit %d' % count)
 
352
        self.reset_smart_call_log()
 
353
        out, err = self.run_bzr(['branch', self.get_url('from'),
 
354
            self.get_url('target')])
 
355
        # This figure represent the amount of work to perform this use case. It
 
356
        # is entirely ok to reduce this number if a test fails due to rpc_count
 
357
        # being too low. If rpc_count increases, more network roundtrips have
 
358
        # become necessary for this use case. Please do not adjust this number
 
359
        # upwards without agreement from bzr's network support maintainers.
 
360
        self.assertLength(38, self.hpss_calls)
 
361
 
 
362
    def test_branch_from_trivial_branch_streaming_acceptance(self):
 
363
        self.setup_smart_server_with_call_log()
 
364
        t = self.make_branch_and_tree('from')
 
365
        for count in range(9):
 
366
            t.commit(message='commit %d' % count)
 
367
        self.reset_smart_call_log()
 
368
        out, err = self.run_bzr(['branch', self.get_url('from'),
 
369
            'local-target'])
 
370
        # This figure represent the amount of work to perform this use case. It
 
371
        # is entirely ok to reduce this number if a test fails due to rpc_count
 
372
        # being too low. If rpc_count increases, more network roundtrips have
 
373
        # become necessary for this use case. Please do not adjust this number
 
374
        # upwards without agreement from bzr's network support maintainers.
 
375
        self.assertLength(10, self.hpss_calls)
 
376
 
 
377
    def test_branch_from_trivial_stacked_branch_streaming_acceptance(self):
 
378
        self.setup_smart_server_with_call_log()
 
379
        t = self.make_branch_and_tree('trunk')
 
380
        for count in range(8):
 
381
            t.commit(message='commit %d' % count)
 
382
        tree2 = t.branch.bzrdir.sprout('feature', stacked=True
 
383
            ).open_workingtree()
 
384
        local_tree = t.branch.bzrdir.sprout('local-working').open_workingtree()
 
385
        local_tree.commit('feature change')
 
386
        local_tree.branch.push(tree2.branch)
 
387
        self.reset_smart_call_log()
 
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        out, err = self.run_bzr(['branch', self.get_url('feature'),
 
389
            'local-target'])
 
390
        # This figure represent the amount of work to perform this use case. It
 
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        # is entirely ok to reduce this number if a test fails due to rpc_count
 
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        # being too low. If rpc_count increases, more network roundtrips have
 
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        # become necessary for this use case. Please do not adjust this number
 
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        # upwards without agreement from bzr's network support maintainers.
 
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        self.assertLength(15, self.hpss_calls)
 
396
 
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397
 
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class TestRemoteBranch(TestCaseWithSFTPServer):
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399