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  • Committer: Jelmer Vernooij
  • Date: 2012-01-28 02:10:19 UTC
  • mto: This revision was merged to the branch mainline in revision 6450.
  • Revision ID: jelmer@samba.org-20120128021019-047mhvjsr9t72xfi
Fix reading weave files.

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1
# Copyright (C) 2007-2010 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.bzrdir import BzrDir
 
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
        self.assertEqual(branchb_id, checkout.last_revision())
 
157
        self.assertEqual(tree2.branch.base, checkout.branch.get_bound_location())
 
158
 
 
159
    def test_switch_finds_relative_unicode_branch(self):
 
160
        """Switch will find 'foo' relative to the branch the checkout is of."""
 
161
        self.requireFeature(UnicodeFilenameFeature)
 
162
        self.build_tree(['repo/'])
 
163
        tree1 = self.make_branch_and_tree('repo/brancha')
 
164
        tree1.commit('foo')
 
165
        tree2 = self.make_branch_and_tree(u'repo/branch\xe9')
 
166
        tree2.pull(tree1.branch)
 
167
        branchb_id = tree2.commit('bar')
 
168
        checkout =  tree1.branch.create_checkout('checkout', lightweight=True)
 
169
        self.run_bzr(['switch', u'branch\xe9'], working_dir='checkout')
 
170
        self.assertEqual(branchb_id, checkout.last_revision())
 
171
        checkout = checkout.bzrdir.open_workingtree()
 
172
        self.assertEqual(tree2.branch.base, checkout.branch.base)
 
173
 
 
174
    def test_switch_revision(self):
 
175
        tree = self._create_sample_tree()
 
176
        checkout = tree.branch.create_checkout('checkout', lightweight=True)
 
177
        self.run_bzr(['switch', 'branch-1', '-r1'], working_dir='checkout')
 
178
        self.assertPathExists('checkout/file-1')
 
179
        self.assertPathDoesNotExist('checkout/file-2')
 
180
 
 
181
    def test_switch_into_colocated(self):
 
182
        # Create a new colocated branch from an existing non-colocated branch.
 
183
        tree = self.make_branch_and_tree('.', format='development-colo')
 
184
        self.build_tree(['file-1', 'file-2'])
 
185
        tree.add('file-1')
 
186
        revid1 = tree.commit('rev1')
 
187
        tree.add('file-2')
 
188
        revid2 = tree.commit('rev2')
 
189
        self.run_bzr(['switch', '-b', 'anotherbranch'])
 
190
        self.assertEquals(
 
191
            ['', 'anotherbranch'],
 
192
            tree.branch.bzrdir.get_branches().keys())
 
193
 
 
194
    def test_switch_into_unrelated_colocated(self):
 
195
        # Create a new colocated branch from an existing non-colocated branch.
 
196
        tree = self.make_branch_and_tree('.', format='development-colo')
 
197
        self.build_tree(['file-1', 'file-2'])
 
198
        tree.add('file-1')
 
199
        revid1 = tree.commit('rev1')
 
200
        tree.add('file-2')
 
201
        revid2 = tree.commit('rev2')
 
202
        tree.bzrdir.create_branch(name='foo')
 
203
        self.run_bzr_error(['Cannot switch a branch, only a checkout.'],
 
204
            'switch foo')
 
205
        self.run_bzr(['switch', '--force', 'foo'])
 
206
 
 
207
    def test_switch_existing_colocated(self):
 
208
        # Create a branch branch-1 that initially is a checkout of 'foo'
 
209
        # Use switch to change it to 'anotherbranch'
 
210
        repo = self.make_repository('branch-1', format='development-colo')
 
211
        target_branch = repo.bzrdir.create_branch(name='foo')
 
212
        repo.bzrdir.set_branch_reference(target_branch)
 
213
        tree = repo.bzrdir.create_workingtree()
 
214
        self.build_tree(['branch-1/file-1', 'branch-1/file-2'])
 
215
        tree.add('file-1')
 
216
        revid1 = tree.commit('rev1')
 
217
        tree.add('file-2')
 
218
        revid2 = tree.commit('rev2')
 
219
        otherbranch = tree.bzrdir.create_branch(name='anotherbranch')
 
220
        otherbranch.generate_revision_history(revid1)
 
221
        self.run_bzr(['switch', 'anotherbranch'], working_dir='branch-1')
 
222
        tree = WorkingTree.open("branch-1")
 
223
        self.assertEquals(tree.last_revision(), revid1)
 
224
        self.assertEquals(tree.branch.control_url, otherbranch.control_url)
 
225
 
 
226
    def test_switch_new_colocated(self):
 
227
        # Create a branch branch-1 that initially is a checkout of 'foo'
 
228
        # Use switch to create 'anotherbranch' which derives from that
 
229
        repo = self.make_repository('branch-1', format='development-colo')
 
230
        target_branch = repo.bzrdir.create_branch(name='foo')
 
231
        repo.bzrdir.set_branch_reference(target_branch)
 
232
        tree = repo.bzrdir.create_workingtree()
 
233
        self.build_tree(['branch-1/file-1', 'branch-1/file-2'])
 
234
        tree.add('file-1')
 
235
        revid1 = tree.commit('rev1')
 
236
        self.run_bzr(['switch', '-b', 'anotherbranch'], working_dir='branch-1')
 
237
        bzrdir = BzrDir.open("branch-1")
 
238
        self.assertEquals(
 
239
            set([b.name for b in bzrdir.list_branches()]),
 
240
            set(["foo", "anotherbranch"]))
 
241
        self.assertEquals(bzrdir.open_branch().name, "anotherbranch")
 
242
        self.assertEquals(bzrdir.open_branch().last_revision(), revid1)
 
243
 
 
244
    def test_switch_new_colocated_unicode(self):
 
245
        # Create a branch branch-1 that initially is a checkout of 'foo'
 
246
        # Use switch to create 'branch\xe9' which derives from that
 
247
        self.requireFeature(UnicodeFilenameFeature)
 
248
        repo = self.make_repository('branch-1', format='development-colo')
 
249
        target_branch = repo.bzrdir.create_branch(name='foo')
 
250
        repo.bzrdir.set_branch_reference(target_branch)
 
251
        tree = repo.bzrdir.create_workingtree()
 
252
        self.build_tree(['branch-1/file-1', 'branch-1/file-2'])
 
253
        tree.add('file-1')
 
254
        revid1 = tree.commit('rev1')
 
255
        self.run_bzr(['switch', '-b', u'branch\xe9'], working_dir='branch-1')
 
256
        bzrdir = BzrDir.open("branch-1")
 
257
        self.assertEquals(
 
258
            set([b.name for b in bzrdir.list_branches()]),
 
259
            set(["foo", u"branch\xe9"]))
 
260
        self.assertEquals(bzrdir.open_branch().name, u"branch\xe9")
 
261
        self.assertEquals(bzrdir.open_branch().last_revision(), revid1)
 
262
 
 
263
    def test_switch_only_revision(self):
 
264
        tree = self._create_sample_tree()
 
265
        checkout = tree.branch.create_checkout('checkout', lightweight=True)
 
266
        self.assertPathExists('checkout/file-1')
 
267
        self.assertPathExists('checkout/file-2')
 
268
        self.run_bzr(['switch', '-r1'], working_dir='checkout')
 
269
        self.assertPathExists('checkout/file-1')
 
270
        self.assertPathDoesNotExist('checkout/file-2')
 
271
        # Check that we don't accept a range
 
272
        self.run_bzr_error(
 
273
            ['bzr switch --revision takes exactly one revision identifier'],
 
274
            ['switch', '-r0..2'], working_dir='checkout')
 
275
 
 
276
    def prepare_lightweight_switch(self):
 
277
        branch = self.make_branch('branch')
 
278
        branch.create_checkout('tree', lightweight=True)
 
279
        osutils.rename('branch', 'branch1')
 
280
 
 
281
    def test_switch_lightweight_after_branch_moved(self):
 
282
        self.prepare_lightweight_switch()
 
283
        self.run_bzr('switch --force ../branch1', working_dir='tree')
 
284
        branch_location = WorkingTree.open('tree').branch.base
 
285
        self.assertEndsWith(branch_location, 'branch1/')
 
286
 
 
287
    def test_switch_lightweight_after_branch_moved_relative(self):
 
288
        self.prepare_lightweight_switch()
 
289
        self.run_bzr('switch --force branch1', working_dir='tree')
 
290
        branch_location = WorkingTree.open('tree').branch.base
 
291
        self.assertEndsWith(branch_location, 'branch1/')
 
292
 
 
293
    def test_create_branch_no_branch(self):
 
294
        self.prepare_lightweight_switch()
 
295
        self.run_bzr_error(['cannot create branch without source branch'],
 
296
            'switch --create-branch ../branch2', working_dir='tree')
 
297
 
 
298
    def test_create_branch(self):
 
299
        branch = self.make_branch('branch')
 
300
        tree = branch.create_checkout('tree', lightweight=True)
 
301
        tree.commit('one', rev_id='rev-1')
 
302
        self.run_bzr('switch --create-branch ../branch2', working_dir='tree')
 
303
        tree = WorkingTree.open('tree')
 
304
        self.assertEndsWith(tree.branch.base, '/branch2/')
 
305
 
 
306
    def test_create_branch_local(self):
 
307
        branch = self.make_branch('branch')
 
308
        tree = branch.create_checkout('tree', lightweight=True)
 
309
        tree.commit('one', rev_id='rev-1')
 
310
        self.run_bzr('switch --create-branch branch2', working_dir='tree')
 
311
        tree = WorkingTree.open('tree')
 
312
        # The new branch should have been created at the same level as
 
313
        # 'branch', because we did not have a '/' segment
 
314
        self.assertEqual(branch.base[:-1] + '2/', tree.branch.base)
 
315
 
 
316
    def test_create_branch_short_name(self):
 
317
        branch = self.make_branch('branch')
 
318
        tree = branch.create_checkout('tree', lightweight=True)
 
319
        tree.commit('one', rev_id='rev-1')
 
320
        self.run_bzr('switch -b branch2', working_dir='tree')
 
321
        tree = WorkingTree.open('tree')
 
322
        # The new branch should have been created at the same level as
 
323
        # 'branch', because we did not have a '/' segment
 
324
        self.assertEqual(branch.base[:-1] + '2/', tree.branch.base)
 
325
 
 
326
    def test_create_branch_directory_services(self):
 
327
        branch = self.make_branch('branch')
 
328
        tree = branch.create_checkout('tree', lightweight=True)
 
329
        class FooLookup(object):
 
330
            def look_up(self, name, url):
 
331
                return 'foo-'+name
 
332
        directories.register('foo:', FooLookup, 'Create branches named foo-')
 
333
        self.addCleanup(directories.remove, 'foo:')
 
334
        self.run_bzr('switch -b foo:branch2', working_dir='tree')
 
335
        tree = WorkingTree.open('tree')
 
336
        self.assertEndsWith(tree.branch.base, 'foo-branch2/')
 
337
 
 
338
    def test_switch_with_post_switch_hook(self):
 
339
        from bzrlib import branch as _mod_branch
 
340
        calls = []
 
341
        _mod_branch.Branch.hooks.install_named_hook('post_switch',
 
342
            calls.append, None)
 
343
        self.make_branch_and_tree('branch')
 
344
        self.run_bzr('branch branch branch2')
 
345
        self.run_bzr('checkout branch checkout')
 
346
        os.chdir('checkout')
 
347
        self.assertLength(0, calls)
 
348
        out, err = self.run_bzr('switch ../branch2')
 
349
        self.assertLength(1, calls)
 
350
 
 
351
    def test_switch_lightweight_co_with_post_switch_hook(self):
 
352
        from bzrlib import branch as _mod_branch
 
353
        calls = []
 
354
        _mod_branch.Branch.hooks.install_named_hook('post_switch',
 
355
            calls.append, None)
 
356
        self.make_branch_and_tree('branch')
 
357
        self.run_bzr('branch branch branch2')
 
358
        self.run_bzr('checkout --lightweight branch checkout')
 
359
        os.chdir('checkout')
 
360
        self.assertLength(0, calls)
 
361
        out, err = self.run_bzr('switch ../branch2')
 
362
        self.assertLength(1, calls)
 
363
 
 
364
    def test_switch_lightweight_directory(self):
 
365
        """Test --directory option"""
 
366
 
 
367
        # create a source branch
 
368
        a_tree = self.make_branch_and_tree('a')
 
369
        self.build_tree_contents([('a/a', 'initial\n')])
 
370
        a_tree.add('a')
 
371
        a_tree.commit(message='initial')
 
372
 
 
373
        # clone and add a differing revision
 
374
        b_tree = a_tree.bzrdir.sprout('b').open_workingtree()
 
375
        self.build_tree_contents([('b/a', 'initial\nmore\n')])
 
376
        b_tree.commit(message='more')
 
377
 
 
378
        self.run_bzr('checkout --lightweight a checkout')
 
379
        self.run_bzr('switch --directory checkout b')
 
380
        self.assertFileEqual('initial\nmore\n', 'checkout/a')
 
381
 
 
382
 
 
383
class TestSwitchParentLocationBase(TestCaseWithTransport):
 
384
 
 
385
    def setUp(self):
 
386
        """Set up a repository and branch ready for testing."""
 
387
        super(TestSwitchParentLocationBase, self).setUp()
 
388
        self.script_runner = script.ScriptRunner()
 
389
        self.script_runner.run_script(self, '''
 
390
                $ bzr init-repo --no-trees repo
 
391
                Shared repository...
 
392
                Location:
 
393
                  shared repository: repo
 
394
                $ bzr init repo/trunk
 
395
                Created a repository branch...
 
396
                Using shared repository: ...
 
397
                ''')
 
398
 
 
399
    def assertParent(self, expected_parent, branch):
 
400
        """Verify that the parent is not None and is set correctly."""
 
401
        actual_parent = branch.get_parent()
 
402
        self.assertIsSameRealPath(urlutils.local_path_to_url(expected_parent),
 
403
                                  branch.get_parent())
 
404
 
 
405
 
 
406
class TestSwitchParentLocation(TestSwitchParentLocationBase):
 
407
 
 
408
    def _checkout_and_switch(self, option=''):
 
409
        self.script_runner.run_script(self, '''
 
410
                $ bzr checkout %(option)s repo/trunk checkout
 
411
                $ cd checkout
 
412
                $ bzr switch --create-branch switched
 
413
                2>Tree is up to date at revision 0.
 
414
                2>Switched to branch:...switched...
 
415
                $ cd ..
 
416
                ''' % locals())
 
417
        bound_branch = branch.Branch.open_containing('checkout')[0]
 
418
        master_branch = branch.Branch.open_containing('repo/switched')[0]
 
419
        return (bound_branch, master_branch)
 
420
 
 
421
    def test_switch_parent_lightweight(self):
 
422
        """Lightweight checkout using bzr switch."""
 
423
        bb, mb = self._checkout_and_switch(option='--lightweight')
 
424
        self.assertParent('repo/trunk', bb)
 
425
        self.assertParent('repo/trunk', mb)
 
426
 
 
427
    def test_switch_parent_heavyweight(self):
 
428
        """Heavyweight checkout using bzr switch."""
 
429
        bb, mb = self._checkout_and_switch()
 
430
        self.assertParent('repo/trunk', bb)
 
431
        self.assertParent('repo/trunk', mb)
 
432
 
 
433
 
 
434
class TestSwitchDoesntOpenMasterBranch(TestCaseWithTransport):
 
435
    # See https://bugs.launchpad.net/bzr/+bug/812285
 
436
    # "bzr switch --create-branch" can point the new branch's parent to the
 
437
    # master branch, but it doesn't have to open it to do so.
 
438
 
 
439
    def test_switch_create_doesnt_open_master_branch(self):
 
440
        master = self.make_branch_and_tree('master')
 
441
        master.commit('one')
 
442
        # Note: not a lightweight checkout
 
443
        checkout = master.branch.create_checkout('checkout')
 
444
        opened = []
 
445
        def open_hook(branch):
 
446
            # Just append the final directory of the branch
 
447
            name = branch.base.rstrip('/').rsplit('/', 1)[1]
 
448
            opened.append(name)
 
449
        branch.Branch.hooks.install_named_hook('open', open_hook,
 
450
                                               'open_hook_logger')
 
451
        self.run_bzr('switch --create-branch -d checkout feature')
 
452
        # We only open the master branch 1 time.
 
453
        # This test should be cleaner to write, but see bug:
 
454
        #  https://bugs.launchpad.net/bzr/+bug/812295
 
455
        self.assertEqual(1, opened.count('master'))
 
456
 
 
457
 
 
458
class TestSmartServerSwitch(TestCaseWithTransport):
 
459
 
 
460
    def test_switch_lightweight(self):
 
461
        self.setup_smart_server_with_call_log()
 
462
        t = self.make_branch_and_tree('from')
 
463
        for count in range(9):
 
464
            t.commit(message='commit %d' % count)
 
465
        out, err = self.run_bzr(['checkout', '--lightweight', self.get_url('from'),
 
466
            'target'])
 
467
        self.reset_smart_call_log()
 
468
        self.run_bzr(['switch', self.get_url('from')], working_dir='target')
 
469
        # This figure represent the amount of work to perform this use case. It
 
470
        # is entirely ok to reduce this number if a test fails due to rpc_count
 
471
        # being too low. If rpc_count increases, more network roundtrips have
 
472
        # become necessary for this use case. Please do not adjust this number
 
473
        # upwards without agreement from bzr's network support maintainers.
 
474
        self.assertLength(24, self.hpss_calls)
 
475
        self.assertLength(5, self.hpss_connections)
 
476
        self.assertThat(self.hpss_calls, ContainsNoVfsCalls)