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

  • Committer: Vincent Ladeuil
  • Date: 2014-04-09 08:05:23 UTC
  • mto: This revision was merged to the branch mainline in revision 6593.
  • Revision ID: v.ladeuil+lp@free.fr-20140409080523-kb5kr12j29imskd0
Late bugfix in python 2.7.6, only tests are affected.

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# Copyright (C) 2007-2012 Canonical Ltd
 
2
# -*- coding: utf-8 -*-
 
3
#
 
4
# This program is free software; you can redistribute it and/or modify
 
5
# it under the terms of the GNU General Public License as published by
 
6
# the Free Software Foundation; either version 2 of the License, or
 
7
# (at your option) any later version.
 
8
#
 
9
# This program is distributed in the hope that it will be useful,
 
10
# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
11
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
12
# GNU General Public License for more details.
 
13
#
 
14
# You should have received a copy of the GNU General Public License
 
15
# along with this program; if not, write to the Free Software
 
16
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
17
 
 
18
 
 
19
"""Tests for the switch command of bzr."""
 
20
 
 
21
import os
 
22
 
 
23
from bzrlib.controldir import ControlDir
 
24
from bzrlib import (
 
25
    osutils,
 
26
    urlutils,
 
27
    branch,
 
28
    )
 
29
from bzrlib.workingtree import WorkingTree
 
30
from bzrlib.tests import (
 
31
    TestCaseWithTransport,
 
32
    script,
 
33
    )
 
34
from bzrlib.tests.features import UnicodeFilenameFeature
 
35
from bzrlib.directory_service import directories
 
36
 
 
37
from bzrlib.tests.matchers import ContainsNoVfsCalls
 
38
 
 
39
 
 
40
class TestSwitch(TestCaseWithTransport):
 
41
 
 
42
    def _create_sample_tree(self):
 
43
        tree = self.make_branch_and_tree('branch-1')
 
44
        self.build_tree(['branch-1/file-1', 'branch-1/file-2'])
 
45
        tree.add('file-1')
 
46
        tree.commit('rev1')
 
47
        tree.add('file-2')
 
48
        tree.commit('rev2')
 
49
        return tree
 
50
 
 
51
    def test_switch_up_to_date_light_checkout(self):
 
52
        self.make_branch_and_tree('branch')
 
53
        self.run_bzr('branch branch branch2')
 
54
        self.run_bzr('checkout --lightweight branch checkout')
 
55
        os.chdir('checkout')
 
56
        out, err = self.run_bzr('switch ../branch2')
 
57
        self.assertContainsRe(err, 'Tree is up to date at revision 0.\n')
 
58
        self.assertContainsRe(err, 'Switched to branch: .*/branch2.\n')
 
59
        self.assertEqual('', out)
 
60
 
 
61
    def test_switch_out_of_date_light_checkout(self):
 
62
        self.make_branch_and_tree('branch')
 
63
        self.run_bzr('branch branch branch2')
 
64
        self.build_tree(['branch2/file'])
 
65
        self.run_bzr('add branch2/file')
 
66
        self.run_bzr('commit -m add-file branch2')
 
67
        self.run_bzr('checkout --lightweight branch checkout')
 
68
        os.chdir('checkout')
 
69
        out, err = self.run_bzr('switch ../branch2')
 
70
        #self.assertContainsRe(err, '\+N  file')
 
71
        self.assertContainsRe(err, 'Updated to revision 1.\n')
 
72
        self.assertContainsRe(err, 'Switched to branch: .*/branch2.\n')
 
73
        self.assertEqual('', out)
 
74
 
 
75
    def _test_switch_nick(self, lightweight):
 
76
        """Check that the nick gets switched too."""
 
77
        tree1 = self.make_branch_and_tree('branch1')
 
78
        tree2 = self.make_branch_and_tree('branch2')
 
79
        tree2.pull(tree1.branch)
 
80
        checkout =  tree1.branch.create_checkout('checkout',
 
81
            lightweight=lightweight)
 
82
        self.assertEqual(checkout.branch.nick, tree1.branch.nick)
 
83
        self.assertEqual(checkout.branch.get_config().has_explicit_nickname(),
 
84
            False)
 
85
        self.run_bzr('switch branch2', working_dir='checkout')
 
86
 
 
87
        # we need to get the tree again, otherwise we don't get the new branch
 
88
        checkout = WorkingTree.open('checkout')
 
89
        self.assertEqual(checkout.branch.nick, tree2.branch.nick)
 
90
        self.assertEqual(checkout.branch.get_config().has_explicit_nickname(),
 
91
            False)
 
92
 
 
93
    def test_switch_nick(self):
 
94
        self._test_switch_nick(lightweight=False)
 
95
 
 
96
    def test_switch_nick_lightweight(self):
 
97
        self._test_switch_nick(lightweight=True)
 
98
 
 
99
    def _test_switch_explicit_nick(self, lightweight):
 
100
        """Check that the nick gets switched too."""
 
101
        tree1 = self.make_branch_and_tree('branch1')
 
102
        tree2 = self.make_branch_and_tree('branch2')
 
103
        tree2.pull(tree1.branch)
 
104
        checkout =  tree1.branch.create_checkout('checkout',
 
105
            lightweight=lightweight)
 
106
        self.assertEqual(checkout.branch.nick, tree1.branch.nick)
 
107
        checkout.branch.nick = "explicit_nick"
 
108
        self.assertEqual(checkout.branch.nick, "explicit_nick")
 
109
        self.assertEqual(checkout.branch.get_config()._get_explicit_nickname(),
 
110
            "explicit_nick")
 
111
        self.run_bzr('switch branch2', working_dir='checkout')
 
112
 
 
113
        # we need to get the tree again, otherwise we don't get the new branch
 
114
        checkout = WorkingTree.open('checkout')
 
115
        self.assertEqual(checkout.branch.nick, tree2.branch.nick)
 
116
        self.assertEqual(checkout.branch.get_config()._get_explicit_nickname(),
 
117
            tree2.branch.nick)
 
118
 
 
119
    def test_switch_explicit_nick(self):
 
120
        self._test_switch_explicit_nick(lightweight=False)
 
121
 
 
122
    def test_switch_explicit_nick_lightweight(self):
 
123
        self._test_switch_explicit_nick(lightweight=True)
 
124
 
 
125
    def test_switch_finds_relative_branch(self):
 
126
        """Switch will find 'foo' relative to the branch the checkout is of."""
 
127
        self.build_tree(['repo/'])
 
128
        tree1 = self.make_branch_and_tree('repo/brancha')
 
129
        tree1.commit('foo')
 
130
        tree2 = self.make_branch_and_tree('repo/branchb')
 
131
        tree2.pull(tree1.branch)
 
132
        branchb_id = tree2.commit('bar')
 
133
        checkout =  tree1.branch.create_checkout('checkout', lightweight=True)
 
134
        self.run_bzr(['switch', 'branchb'], working_dir='checkout')
 
135
        self.assertEqual(branchb_id, checkout.last_revision())
 
136
        checkout = checkout.bzrdir.open_workingtree()
 
137
        self.assertEqual(tree2.branch.base, checkout.branch.base)
 
138
 
 
139
    def test_switch_finds_relative_bound_branch(self):
 
140
        """Using switch on a heavy checkout should find master sibling
 
141
 
 
142
        The behaviour of lighweight and heavy checkouts should be
 
143
        consistent when using the convenient "switch to sibling" feature
 
144
        Both should switch to a sibling of the branch
 
145
        they are bound to, and not a sibling of themself"""
 
146
 
 
147
        self.build_tree(['repo/',
 
148
                         'heavyco/'])
 
149
        tree1 = self.make_branch_and_tree('repo/brancha')
 
150
        tree1.commit('foo')
 
151
        tree2 = self.make_branch_and_tree('repo/branchb')
 
152
        tree2.pull(tree1.branch)
 
153
        branchb_id = tree2.commit('bar')
 
154
        checkout = tree1.branch.create_checkout('heavyco/a', lightweight=False)
 
155
        self.run_bzr(['switch', 'branchb'], working_dir='heavyco/a')
 
156
        # Refresh checkout as 'switch' modified it
 
157
        checkout = checkout.bzrdir.open_workingtree()
 
158
        self.assertEqual(branchb_id, checkout.last_revision())
 
159
        self.assertEqual(tree2.branch.base,
 
160
                         checkout.branch.get_bound_location())
 
161
 
 
162
    def test_switch_finds_relative_unicode_branch(self):
 
163
        """Switch will find 'foo' relative to the branch the checkout is of."""
 
164
        self.requireFeature(UnicodeFilenameFeature)
 
165
        self.build_tree(['repo/'])
 
166
        tree1 = self.make_branch_and_tree('repo/brancha')
 
167
        tree1.commit('foo')
 
168
        tree2 = self.make_branch_and_tree(u'repo/branch\xe9')
 
169
        tree2.pull(tree1.branch)
 
170
        branchb_id = tree2.commit('bar')
 
171
        checkout =  tree1.branch.create_checkout('checkout', lightweight=True)
 
172
        self.run_bzr(['switch', u'branch\xe9'], working_dir='checkout')
 
173
        self.assertEqual(branchb_id, checkout.last_revision())
 
174
        checkout = checkout.bzrdir.open_workingtree()
 
175
        self.assertEqual(tree2.branch.base, checkout.branch.base)
 
176
 
 
177
    def test_switch_finds_relative_unicode_branch(self):
 
178
        """Switch will find 'foo' relative to the branch the checkout is of."""
 
179
        self.requireFeature(UnicodeFilenameFeature)
 
180
        self.build_tree(['repo/'])
 
181
        tree1 = self.make_branch_and_tree('repo/brancha')
 
182
        tree1.commit('foo')
 
183
        tree2 = self.make_branch_and_tree(u'repo/branch\xe9')
 
184
        tree2.pull(tree1.branch)
 
185
        branchb_id = tree2.commit('bar')
 
186
        checkout =  tree1.branch.create_checkout('checkout', lightweight=True)
 
187
        self.run_bzr(['switch', u'branch\xe9'], working_dir='checkout')
 
188
        self.assertEqual(branchb_id, checkout.last_revision())
 
189
        checkout = checkout.bzrdir.open_workingtree()
 
190
        self.assertEqual(tree2.branch.base, checkout.branch.base)
 
191
 
 
192
    def test_switch_revision(self):
 
193
        tree = self._create_sample_tree()
 
194
        checkout = tree.branch.create_checkout('checkout', lightweight=True)
 
195
        self.run_bzr(['switch', 'branch-1', '-r1'], working_dir='checkout')
 
196
        self.assertPathExists('checkout/file-1')
 
197
        self.assertPathDoesNotExist('checkout/file-2')
 
198
 
 
199
    def test_switch_into_colocated(self):
 
200
        # Create a new colocated branch from an existing non-colocated branch.
 
201
        tree = self.make_branch_and_tree('.', format='development-colo')
 
202
        self.build_tree(['file-1', 'file-2'])
 
203
        tree.add('file-1')
 
204
        revid1 = tree.commit('rev1')
 
205
        tree.add('file-2')
 
206
        revid2 = tree.commit('rev2')
 
207
        self.run_bzr(['switch', '-b', 'anotherbranch'])
 
208
        self.assertEquals(
 
209
            set(['', 'anotherbranch']),
 
210
            set(tree.branch.bzrdir.get_branches().keys()))
 
211
 
 
212
    def test_switch_into_unrelated_colocated(self):
 
213
        # Create a new colocated branch from an existing non-colocated branch.
 
214
        tree = self.make_branch_and_tree('.', format='development-colo')
 
215
        self.build_tree(['file-1', 'file-2'])
 
216
        tree.add('file-1')
 
217
        revid1 = tree.commit('rev1')
 
218
        tree.add('file-2')
 
219
        revid2 = tree.commit('rev2')
 
220
        tree.bzrdir.create_branch(name='foo')
 
221
        self.run_bzr_error(['Cannot switch a branch, only a checkout.'],
 
222
            'switch foo')
 
223
        self.run_bzr(['switch', '--force', 'foo'])
 
224
 
 
225
    def test_switch_existing_colocated(self):
 
226
        # Create a branch branch-1 that initially is a checkout of 'foo'
 
227
        # Use switch to change it to 'anotherbranch'
 
228
        repo = self.make_repository('branch-1', format='development-colo')
 
229
        target_branch = repo.bzrdir.create_branch(name='foo')
 
230
        repo.bzrdir.set_branch_reference(target_branch)
 
231
        tree = repo.bzrdir.create_workingtree()
 
232
        self.build_tree(['branch-1/file-1', 'branch-1/file-2'])
 
233
        tree.add('file-1')
 
234
        revid1 = tree.commit('rev1')
 
235
        tree.add('file-2')
 
236
        revid2 = tree.commit('rev2')
 
237
        otherbranch = tree.bzrdir.create_branch(name='anotherbranch')
 
238
        otherbranch.generate_revision_history(revid1)
 
239
        self.run_bzr(['switch', 'anotherbranch'], working_dir='branch-1')
 
240
        tree = WorkingTree.open("branch-1")
 
241
        self.assertEquals(tree.last_revision(), revid1)
 
242
        self.assertEquals(tree.branch.control_url, otherbranch.control_url)
 
243
 
 
244
    def test_switch_new_colocated(self):
 
245
        # Create a branch branch-1 that initially is a checkout of 'foo'
 
246
        # Use switch to create 'anotherbranch' which derives from that
 
247
        repo = self.make_repository('branch-1', format='development-colo')
 
248
        target_branch = repo.bzrdir.create_branch(name='foo')
 
249
        repo.bzrdir.set_branch_reference(target_branch)
 
250
        tree = repo.bzrdir.create_workingtree()
 
251
        self.build_tree(['branch-1/file-1', 'branch-1/file-2'])
 
252
        tree.add('file-1')
 
253
        revid1 = tree.commit('rev1')
 
254
        self.run_bzr(['switch', '-b', 'anotherbranch'], working_dir='branch-1')
 
255
        bzrdir = ControlDir.open("branch-1")
 
256
        self.assertEquals(
 
257
            set([b.name for b in bzrdir.list_branches()]),
 
258
            set(["foo", "anotherbranch"]))
 
259
        self.assertEquals(bzrdir.open_branch().name, "anotherbranch")
 
260
        self.assertEquals(bzrdir.open_branch().last_revision(), revid1)
 
261
 
 
262
    def test_switch_new_colocated_unicode(self):
 
263
        # Create a branch branch-1 that initially is a checkout of 'foo'
 
264
        # Use switch to create 'branch\xe9' which derives from that
 
265
        self.requireFeature(UnicodeFilenameFeature)
 
266
        repo = self.make_repository('branch-1', format='development-colo')
 
267
        target_branch = repo.bzrdir.create_branch(name='foo')
 
268
        repo.bzrdir.set_branch_reference(target_branch)
 
269
        tree = repo.bzrdir.create_workingtree()
 
270
        self.build_tree(['branch-1/file-1', 'branch-1/file-2'])
 
271
        tree.add('file-1')
 
272
        revid1 = tree.commit('rev1')
 
273
        self.run_bzr(['switch', '-b', u'branch\xe9'], working_dir='branch-1')
 
274
        bzrdir = ControlDir.open("branch-1")
 
275
        self.assertEquals(
 
276
            set([b.name for b in bzrdir.list_branches()]),
 
277
            set(["foo", u"branch\xe9"]))
 
278
        self.assertEquals(bzrdir.open_branch().name, u"branch\xe9")
 
279
        self.assertEquals(bzrdir.open_branch().last_revision(), revid1)
 
280
 
 
281
    def test_switch_only_revision(self):
 
282
        tree = self._create_sample_tree()
 
283
        checkout = tree.branch.create_checkout('checkout', lightweight=True)
 
284
        self.assertPathExists('checkout/file-1')
 
285
        self.assertPathExists('checkout/file-2')
 
286
        self.run_bzr(['switch', '-r1'], working_dir='checkout')
 
287
        self.assertPathExists('checkout/file-1')
 
288
        self.assertPathDoesNotExist('checkout/file-2')
 
289
        # Check that we don't accept a range
 
290
        self.run_bzr_error(
 
291
            ['bzr switch --revision takes exactly one revision identifier'],
 
292
            ['switch', '-r0..2'], working_dir='checkout')
 
293
 
 
294
    def prepare_lightweight_switch(self):
 
295
        branch = self.make_branch('branch')
 
296
        branch.create_checkout('tree', lightweight=True)
 
297
        osutils.rename('branch', 'branch1')
 
298
 
 
299
    def test_switch_lightweight_after_branch_moved(self):
 
300
        self.prepare_lightweight_switch()
 
301
        self.run_bzr('switch --force ../branch1', working_dir='tree')
 
302
        branch_location = WorkingTree.open('tree').branch.base
 
303
        self.assertEndsWith(branch_location, 'branch1/')
 
304
 
 
305
    def test_switch_lightweight_after_branch_moved_relative(self):
 
306
        self.prepare_lightweight_switch()
 
307
        self.run_bzr('switch --force branch1',
 
308
                     working_dir='tree')
 
309
        branch_location = WorkingTree.open('tree').branch.base
 
310
        self.assertEndsWith(branch_location, 'branch1/')
 
311
 
 
312
    def test_create_branch_no_branch(self):
 
313
        self.prepare_lightweight_switch()
 
314
        self.run_bzr_error(['cannot create branch without source branch'],
 
315
            'switch --create-branch ../branch2', working_dir='tree')
 
316
 
 
317
    def test_create_branch(self):
 
318
        branch = self.make_branch('branch')
 
319
        tree = branch.create_checkout('tree', lightweight=True)
 
320
        tree.commit('one', rev_id='rev-1')
 
321
        self.run_bzr('switch --create-branch ../branch2', working_dir='tree')
 
322
        tree = WorkingTree.open('tree')
 
323
        self.assertEndsWith(tree.branch.base, '/branch2/')
 
324
 
 
325
    def test_create_branch_local(self):
 
326
        branch = self.make_branch('branch')
 
327
        tree = branch.create_checkout('tree', lightweight=True)
 
328
        tree.commit('one', rev_id='rev-1')
 
329
        self.run_bzr('switch --create-branch branch2', working_dir='tree')
 
330
        tree = WorkingTree.open('tree')
 
331
        # The new branch should have been created at the same level as
 
332
        # 'branch', because we did not have a '/' segment
 
333
        self.assertEqual(branch.base[:-1] + '2/', tree.branch.base)
 
334
 
 
335
    def test_create_branch_short_name(self):
 
336
        branch = self.make_branch('branch')
 
337
        tree = branch.create_checkout('tree', lightweight=True)
 
338
        tree.commit('one', rev_id='rev-1')
 
339
        self.run_bzr('switch -b branch2', working_dir='tree')
 
340
        tree = WorkingTree.open('tree')
 
341
        # The new branch should have been created at the same level as
 
342
        # 'branch', because we did not have a '/' segment
 
343
        self.assertEqual(branch.base[:-1] + '2/', tree.branch.base)
 
344
 
 
345
    def test_create_branch_directory_services(self):
 
346
        branch = self.make_branch('branch')
 
347
        tree = branch.create_checkout('tree', lightweight=True)
 
348
        class FooLookup(object):
 
349
            def look_up(self, name, url):
 
350
                return 'foo-'+name
 
351
        directories.register('foo:', FooLookup, 'Create branches named foo-')
 
352
        self.addCleanup(directories.remove, 'foo:')
 
353
        self.run_bzr('switch -b foo:branch2', working_dir='tree')
 
354
        tree = WorkingTree.open('tree')
 
355
        self.assertEndsWith(tree.branch.base, 'foo-branch2/')
 
356
 
 
357
    def test_switch_with_post_switch_hook(self):
 
358
        from bzrlib import branch as _mod_branch
 
359
        calls = []
 
360
        _mod_branch.Branch.hooks.install_named_hook('post_switch',
 
361
            calls.append, None)
 
362
        self.make_branch_and_tree('branch')
 
363
        self.run_bzr('branch branch branch2')
 
364
        self.run_bzr('checkout branch checkout')
 
365
        os.chdir('checkout')
 
366
        self.assertLength(0, calls)
 
367
        out, err = self.run_bzr('switch ../branch2')
 
368
        self.assertLength(1, calls)
 
369
 
 
370
    def test_switch_lightweight_co_with_post_switch_hook(self):
 
371
        from bzrlib import branch as _mod_branch
 
372
        calls = []
 
373
        _mod_branch.Branch.hooks.install_named_hook('post_switch',
 
374
            calls.append, None)
 
375
        self.make_branch_and_tree('branch')
 
376
        self.run_bzr('branch branch branch2')
 
377
        self.run_bzr('checkout --lightweight branch checkout')
 
378
        os.chdir('checkout')
 
379
        self.assertLength(0, calls)
 
380
        out, err = self.run_bzr('switch ../branch2')
 
381
        self.assertLength(1, calls)
 
382
 
 
383
    def test_switch_lightweight_directory(self):
 
384
        """Test --directory option"""
 
385
 
 
386
        # create a source branch
 
387
        a_tree = self.make_branch_and_tree('a')
 
388
        self.build_tree_contents([('a/a', 'initial\n')])
 
389
        a_tree.add('a')
 
390
        a_tree.commit(message='initial')
 
391
 
 
392
        # clone and add a differing revision
 
393
        b_tree = a_tree.bzrdir.sprout('b').open_workingtree()
 
394
        self.build_tree_contents([('b/a', 'initial\nmore\n')])
 
395
        b_tree.commit(message='more')
 
396
 
 
397
        self.run_bzr('checkout --lightweight a checkout')
 
398
        self.run_bzr('switch --directory checkout b')
 
399
        self.assertFileEqual('initial\nmore\n', 'checkout/a')
 
400
 
 
401
 
 
402
class TestSwitchParentLocationBase(TestCaseWithTransport):
 
403
 
 
404
    def setUp(self):
 
405
        """Set up a repository and branch ready for testing."""
 
406
        super(TestSwitchParentLocationBase, self).setUp()
 
407
        self.script_runner = script.ScriptRunner()
 
408
        self.script_runner.run_script(self, '''
 
409
                $ bzr init-repo --no-trees repo
 
410
                Shared repository...
 
411
                Location:
 
412
                  shared repository: repo
 
413
                $ bzr init repo/trunk
 
414
                Created a repository branch...
 
415
                Using shared repository: ...
 
416
                ''')
 
417
 
 
418
    def assertParent(self, expected_parent, branch):
 
419
        """Verify that the parent is not None and is set correctly."""
 
420
        actual_parent = branch.get_parent()
 
421
        self.assertIsSameRealPath(urlutils.local_path_to_url(expected_parent),
 
422
                                  branch.get_parent())
 
423
 
 
424
 
 
425
class TestSwitchParentLocation(TestSwitchParentLocationBase):
 
426
 
 
427
    def _checkout_and_switch(self, option=''):
 
428
        self.script_runner.run_script(self, '''
 
429
                $ bzr checkout %(option)s repo/trunk checkout
 
430
                $ cd checkout
 
431
                $ bzr switch --create-branch switched
 
432
                2>Tree is up to date at revision 0.
 
433
                2>Switched to branch:...switched...
 
434
                $ cd ..
 
435
                ''' % locals())
 
436
        bound_branch = branch.Branch.open_containing('checkout')[0]
 
437
        master_branch = branch.Branch.open_containing('repo/switched')[0]
 
438
        return (bound_branch, master_branch)
 
439
 
 
440
    def test_switch_parent_lightweight(self):
 
441
        """Lightweight checkout using bzr switch."""
 
442
        bb, mb = self._checkout_and_switch(option='--lightweight')
 
443
        self.assertParent('repo/trunk', bb)
 
444
        self.assertParent('repo/trunk', mb)
 
445
 
 
446
    def test_switch_parent_heavyweight(self):
 
447
        """Heavyweight checkout using bzr switch."""
 
448
        bb, mb = self._checkout_and_switch()
 
449
        self.assertParent('repo/trunk', bb)
 
450
        self.assertParent('repo/trunk', mb)
 
451
 
 
452
 
 
453
class TestSwitchDoesntOpenMasterBranch(TestCaseWithTransport):
 
454
    # See https://bugs.launchpad.net/bzr/+bug/812285
 
455
    # "bzr switch --create-branch" can point the new branch's parent to the
 
456
    # master branch, but it doesn't have to open it to do so.
 
457
 
 
458
    def test_switch_create_doesnt_open_master_branch(self):
 
459
        master = self.make_branch_and_tree('master')
 
460
        master.commit('one')
 
461
        # Note: not a lightweight checkout
 
462
        checkout = master.branch.create_checkout('checkout')
 
463
        opened = []
 
464
        def open_hook(branch):
 
465
            # Just append the final directory of the branch
 
466
            name = branch.base.rstrip('/').rsplit('/', 1)[1]
 
467
            opened.append(name)
 
468
        branch.Branch.hooks.install_named_hook('open', open_hook,
 
469
                                               'open_hook_logger')
 
470
        self.run_bzr('switch --create-branch -d checkout feature')
 
471
        # We only open the master branch 1 time.
 
472
        # This test should be cleaner to write, but see bug:
 
473
        #  https://bugs.launchpad.net/bzr/+bug/812295
 
474
        self.assertEqual(1, opened.count('master'))
 
475
 
 
476
 
 
477
class TestSmartServerSwitch(TestCaseWithTransport):
 
478
 
 
479
    def test_switch_lightweight(self):
 
480
        self.setup_smart_server_with_call_log()
 
481
        t = self.make_branch_and_tree('from')
 
482
        for count in range(9):
 
483
            t.commit(message='commit %d' % count)
 
484
        out, err = self.run_bzr(['checkout', '--lightweight', self.get_url('from'),
 
485
            'target'])
 
486
        self.reset_smart_call_log()
 
487
        self.run_bzr(['switch', self.get_url('from')], working_dir='target')
 
488
        # This figure represent the amount of work to perform this use case. It
 
489
        # is entirely ok to reduce this number if a test fails due to rpc_count
 
490
        # being too low. If rpc_count increases, more network roundtrips have
 
491
        # become necessary for this use case. Please do not adjust this number
 
492
        # upwards without agreement from bzr's network support maintainers.
 
493
        self.assertLength(24, self.hpss_calls)
 
494
        self.assertLength(4, self.hpss_connections)
 
495
        self.assertThat(self.hpss_calls, ContainsNoVfsCalls)
 
496
 
 
497
 
 
498
class TestSwitchUncommitted(TestCaseWithTransport):
 
499
 
 
500
    def prepare(self):
 
501
        tree = self.make_branch_and_tree('orig')
 
502
        tree.commit('')
 
503
        tree.branch.bzrdir.sprout('new')
 
504
        checkout = tree.branch.create_checkout('checkout', lightweight=True)
 
505
        self.build_tree(['checkout/a'])
 
506
        self.assertPathExists('checkout/a')
 
507
        checkout.add('a')
 
508
        return checkout
 
509
 
 
510
    def test_store_and_restore_uncommitted(self):
 
511
        checkout = self.prepare()
 
512
        self.run_bzr(['switch', '--store', '-d', 'checkout', 'new'])
 
513
        self.build_tree(['checkout/b'])
 
514
        checkout.add('b')
 
515
        self.assertPathDoesNotExist('checkout/a')
 
516
        self.assertPathExists('checkout/b')
 
517
        self.run_bzr(['switch', '--store', '-d', 'checkout', 'orig'])
 
518
        self.assertPathExists('checkout/a')
 
519
        self.assertPathDoesNotExist('checkout/b')
 
520
 
 
521
    def test_does_not_store(self):
 
522
        self.prepare()
 
523
        self.run_bzr(['switch', '-d', 'checkout', 'new'])
 
524
        self.assertPathExists('checkout/a')
 
525
 
 
526
    def test_does_not_restore_changes(self):
 
527
        self.prepare()
 
528
        self.run_bzr(['switch', '--store', '-d', 'checkout', 'new'])
 
529
        self.assertPathDoesNotExist('checkout/a')
 
530
        self.run_bzr(['switch', '-d', 'checkout', 'orig'])
 
531
        self.assertPathDoesNotExist('checkout/a')