1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
|
# Copyright (C) 2006, 2007, 2009, 2010 Canonical Ltd
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
"""Tests for lock-breaking user interface"""
from bzrlib import (
branch,
bzrdir,
config,
errors,
osutils,
tests,
)
from bzrlib.tests.script import (
run_script,
)
class TestBreakLock(tests.TestCaseWithTransport):
# General principal for break-lock: All the elements that might be locked
# by a bzr operation on PATH, are candidates that break-lock may unlock.
# so pathologically if we have a lightweight checkout A, of branch B, which
# is bound to location C, the following things should be checked for locks
# to break:
# wt = WorkingTree(A)
# wt.branch
# wt.branch.repository
# wt.branch.get_master_branch()
# wt.branch.get_master_branch().repository
# so for smoke tests all we need is a bound branch with a checkout of that
# and we can then use different urls to test individual cases, for as much
# granularity as needed.
def setUp(self):
super(TestBreakLock, self).setUp()
self.build_tree(
['master-repo/',
'master-repo/master-branch/',
'repo/',
'repo/branch/',
'checkout/'])
bzrdir.BzrDir.create('master-repo').create_repository()
self.master_branch = bzrdir.BzrDir.create_branch_convenience(
'master-repo/master-branch')
bzrdir.BzrDir.create('repo').create_repository()
local_branch = bzrdir.BzrDir.create_branch_convenience('repo/branch')
local_branch.bind(self.master_branch)
checkoutdir = bzrdir.BzrDir.create('checkout')
branch.BranchReferenceFormat().initialize(
checkoutdir, target_branch=local_branch)
self.wt = checkoutdir.create_workingtree()
def test_break_lock_help(self):
out, err = self.run_bzr('break-lock --help')
# shouldn't fail and should not produce error output
self.assertEqual('', err)
def test_break_lock_no_interaction(self):
"""With --force, the user isn't asked for confirmation"""
self.master_branch.lock_write()
run_script(self, """
$ bzr break-lock --force master-repo/master-branch
Broke lock ...master-branch/.bzr/...
""")
# lock should now be dead
self.assertRaises(errors.LockBroken, self.master_branch.unlock)
def test_break_lock_everything_locked(self):
### if everything is locked, we should be able to unlock the lot.
# however, we dont test breaking the working tree because we
# cannot accurately do so right now: the dirstate lock is held
# by an os lock, and we need to spawn a separate process to lock it
# then kill -9 it.
# sketch of test:
# lock most of the dir:
self.wt.branch.lock_write()
self.master_branch.lock_write()
# run the break-lock
# we need 5 yes's - wt, branch, repo, bound branch, bound repo.
self.run_bzr('break-lock checkout', stdin="y\ny\ny\ny\n")
# a new tree instance should be lockable
br = branch.Branch.open('checkout')
br.lock_write()
br.unlock()
# and a new instance of the master branch
mb = br.get_master_branch()
mb.lock_write()
mb.unlock()
self.assertRaises(errors.LockBroken, self.wt.unlock)
self.assertRaises(errors.LockBroken, self.master_branch.unlock)
class TestBreakLockOldBranch(tests.TestCaseWithTransport):
def test_break_lock_format_5_bzrdir(self):
# break lock on a format 5 bzrdir should just return
self.make_branch_and_tree('foo', format=bzrdir.BzrDirFormat5())
out, err = self.run_bzr('break-lock foo')
self.assertEqual('', out)
self.assertEqual('', err)
class TestConfigBreakLock(tests.TestCaseWithTransport):
def setUp(self):
super(TestConfigBreakLock, self).setUp()
self.config_file_name = './my.conf'
self.build_tree_contents([(self.config_file_name,
'[DEFAULT]\none=1\n')])
self.config = config.LockableConfig(file_name=self.config_file_name)
self.config.lock_write()
def test_create_pending_lock(self):
self.addCleanup(self.config.unlock)
self.assertTrue(self.config._lock.is_held)
def test_break_lock(self):
self.run_bzr('break-lock --config %s'
% osutils.dirname(self.config_file_name),
stdin="y\n")
self.assertRaises(errors.LockBroken, self.config.unlock)
|