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
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
|
# Copyright (C) 2005-2012, 2016 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
"""Black-box tests for bzr cat.
"""
from bzrlib import tests
from bzrlib.tests.matchers import ContainsNoVfsCalls
from bzrlib.transport import memory
class TestCat(tests.TestCaseWithTransport):
def test_cat(self):
tree = self.make_branch_and_tree('branch')
self.build_tree_contents([('branch/a', 'foo\n')])
tree.add('a')
# 'bzr cat' without an option should cat the last revision
self.run_bzr(['cat', 'a'], retcode=3, working_dir='branch')
tree.commit(message='1')
self.build_tree_contents([('branch/a', 'baz\n')])
self.assertEqual('foo\n',
self.run_bzr(['cat', 'a'], working_dir='branch')[0])
# On Windows, we used to have a bug where newlines got changed into
# crlf, whereas cat ought to write out the file exactly as it's
# recorded (by default.) That problem can't be reproduced in-process,
# so we need just one test here that
self.assertEqual('foo\n',
self.run_bzr_subprocess(['cat', 'a'],
working_dir='branch')[0])
tree.commit(message='2')
self.assertEqual(
'baz\n', self.run_bzr(['cat', 'a'], working_dir='branch')[0])
self.assertEqual(
'foo\n', self.run_bzr(['cat', 'a', '-r', '1'],
working_dir='branch')[0])
self.assertEqual(
'baz\n', self.run_bzr(['cat', 'a', '-r', '-1'],
working_dir='branch')[0])
rev_id = tree.branch.last_revision()
self.assertEqual(
'baz\n', self.run_bzr(['cat', 'a', '-r', 'revid:%s' % rev_id],
working_dir='branch')[0])
self.assertEqual('foo\n',
self.run_bzr(['cat', 'branch/a',
'-r', 'revno:1:branch'])[0])
self.run_bzr(['cat', 'a'], retcode=3)
self.run_bzr(['cat', 'a', '-r', 'revno:1:branch-that-does-not-exist'],
retcode=3)
def test_cat_different_id(self):
"""'cat' works with old and new files"""
self.disable_missing_extensions_warning()
tree = self.make_branch_and_tree('.')
# the files are named after their path in the revision and
# current trees later in the test case
# a-rev-tree is special because it appears in both the revision
# tree and the working tree
self.build_tree_contents([('a-rev-tree', 'foo\n'),
('c-rev', 'baz\n'), ('d-rev', 'bar\n'), ('e-rev', 'qux\n')])
tree.lock_write()
try:
tree.add(['a-rev-tree', 'c-rev', 'd-rev', 'e-rev'])
tree.commit('add test files', rev_id='first')
# remove currently uses self._write_inventory -
# work around that for now.
tree.flush()
tree.remove(['d-rev'])
tree.rename_one('a-rev-tree', 'b-tree')
tree.rename_one('c-rev', 'a-rev-tree')
tree.rename_one('e-rev', 'old-rev')
self.build_tree_contents([('e-rev', 'new\n')])
tree.add(['e-rev'])
finally:
# calling bzr as another process require free lock on win32
tree.unlock()
# 'b-tree' is not present in the old tree.
self.run_bzr_error(["^bzr: ERROR: u?'b-tree' "
"is not present in revision .+$"],
'cat b-tree --name-from-revision')
# get to the old file automatically
out, err = self.run_bzr('cat d-rev')
self.assertEqual('bar\n', out)
self.assertEqual('', err)
out, err = \
self.run_bzr('cat a-rev-tree --name-from-revision')
self.assertEqual('foo\n', out)
self.assertEqual('', err)
out, err = self.run_bzr('cat a-rev-tree')
self.assertEqual('baz\n', out)
self.assertEqual('', err)
# the actual file-id for e-rev doesn't exist in the old tree
out, err = self.run_bzr('cat e-rev -rrevid:first')
self.assertEqual('qux\n', out)
self.assertEqual('', err)
def test_remote_cat(self):
wt = self.make_branch_and_tree('.')
self.build_tree(['README'])
wt.add('README')
wt.commit('Making sure there is a basis_tree available')
url = self.get_readonly_url() + '/README'
out, err = self.run_bzr(['cat', url])
self.assertEqual('contents of README\n', out)
def test_cat_branch_revspec(self):
wt = self.make_branch_and_tree('a')
self.build_tree(['a/README'])
wt.add('README')
wt.commit('Making sure there is a basis_tree available')
wt = self.make_branch_and_tree('b')
out, err = self.run_bzr(['cat', '-r', 'branch:../a', 'README'],
working_dir='b')
self.assertEqual('contents of a/README\n', out)
def test_cat_filters(self):
wt = self.make_branch_and_tree('.')
self.build_tree(['README'])
wt.add('README')
wt.commit('Making sure there is a basis_tree available')
url = self.get_readonly_url() + '/README'
# Test unfiltered output
out, err = self.run_bzr(['cat', url])
self.assertEqual('contents of README\n', out)
# Test --filters option is legal but has no impact if no filters
out, err = self.run_bzr(['cat', '--filters', url])
self.assertEqual('contents of README\n', out)
def test_cat_filters_applied(self):
# Test filtering applied to output. This is tricky to do in a
# subprocess because we really need to patch in a plugin that
# registers the filters. Instead, we patch in a custom
# filter_stack and use run_bzr() ...
from cStringIO import StringIO
from bzrlib.commands import run_bzr
from bzrlib.tests.test_filters import _stack_2
from bzrlib.trace import mutter
from bzrlib.tree import Tree
wt = self.make_branch_and_tree('.')
self.build_tree_contents([
('README', "junk\nline 1 of README\nline 2 of README\n"),
])
wt.add('README')
wt.commit('Making sure there is a basis_tree available')
url = self.get_readonly_url() + '/README'
real_content_filter_stack = Tree._content_filter_stack
def _custom_content_filter_stack(tree, path=None, file_id=None):
return _stack_2
Tree._content_filter_stack = _custom_content_filter_stack
try:
out, err = self.run_bzr(['cat', url, '--filters'])
# The filter stack will remove the first line and swapcase the rest
self.assertEqual('LINE 1 OF readme\nLINE 2 OF readme\n', out)
self.assertEqual('', err)
finally:
Tree._content_filter_stack = real_content_filter_stack
def test_cat_no_working_tree(self):
wt = self.make_branch_and_tree('.')
self.build_tree(['README'])
wt.add('README')
wt.commit('Making sure there is a basis_tree available')
wt.branch.bzrdir.destroy_workingtree()
url = self.get_readonly_url() + '/README'
out, err = self.run_bzr(['cat', url])
self.assertEqual('contents of README\n', out)
def test_cat_nonexistent_branch(self):
self.vfs_transport_factory = memory.MemoryServer
self.run_bzr_error(['^bzr: ERROR: Not a branch'],
['cat', self.get_url()])
def test_cat_directory(self):
wt = self.make_branch_and_tree('a')
self.build_tree(['a/README'])
wt.add('README')
wt.commit('Making sure there is a basis_tree available')
out, err = self.run_bzr(['cat', '--directory=a', 'README'])
self.assertEqual('contents of a/README\n', out)
def test_cat_remote_directory(self):
wt = self.make_branch_and_tree('a')
self.build_tree(['a/README'])
wt.add('README')
wt.commit('Making sure there is a basis_tree available')
url = self.get_readonly_url() + '/a'
out, err = self.run_bzr(['cat', '-d', url, 'README'])
self.assertEqual('contents of a/README\n', out)
class TestSmartServerCat(tests.TestCaseWithTransport):
def test_simple_branch_cat(self):
self.setup_smart_server_with_call_log()
t = self.make_branch_and_tree('branch')
self.build_tree_contents([('branch/foo', 'thecontents')])
t.add("foo")
t.commit("message")
self.reset_smart_call_log()
out, err = self.run_bzr(['cat', "%s/foo" % self.get_url('branch')])
# This figure represent the amount of work to perform this use case. It
# is entirely ok to reduce this number if a test fails due to rpc_count
# being too low. If rpc_count increases, more network roundtrips have
# become necessary for this use case. Please do not adjust this number
# upwards without agreement from bzr's network support maintainers.
self.assertLength(9, self.hpss_calls)
self.assertLength(1, self.hpss_connections)
self.assertThat(self.hpss_calls, ContainsNoVfsCalls)
|