1
# Copyright (C) 2005-2011 Canonical Ltd
3
# This program is free software; you can redistribute it and/or modify
4
# it under the terms of the GNU General Public License as published by
5
# the Free Software Foundation; either version 2 of the License, or
6
# (at your option) any later version.
8
# This program is distributed in the hope that it will be useful,
9
# but WITHOUT ANY WARRANTY; without even the implied warranty of
10
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11
# GNU General Public License for more details.
13
# You should have received a copy of the GNU General Public License
14
# along with this program; if not, write to the Free Software
15
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18
"""Black-box tests for bzr cat.
23
from bzrlib import tests
24
from bzrlib.transport import memory
27
class TestCat(tests.TestCaseWithTransport):
30
tree = self.make_branch_and_tree('branch')
31
self.build_tree_contents([('branch/a', 'foo\n')])
34
# 'bzr cat' without an option should cat the last revision
35
self.run_bzr(['cat', 'a'], retcode=3)
37
tree.commit(message='1')
38
self.build_tree_contents([('a', 'baz\n')])
40
self.assertEquals(self.run_bzr(['cat', 'a'])[0], 'foo\n')
42
# On Windows, we used to have a bug where newlines got changed into
43
# crlf, whereas cat ought to write out the file exactly as it's
44
# recorded (by default.) That problem can't be reproduced in-process,
45
# so we need just one test here that
46
self.assertEquals(self.run_bzr_subprocess(['cat', 'a'])[0], 'foo\n')
48
tree.commit(message='2')
49
self.assertEquals(self.run_bzr(['cat', 'a'])[0], 'baz\n')
50
self.assertEquals(self.run_bzr(
51
['cat', 'a', '-r', '1'])[0],
53
self.assertEquals(self.run_bzr(
54
['cat', 'a', '-r', '-1'])[0],
57
rev_id = tree.branch.last_revision()
59
self.assertEquals(self.run_bzr(
60
['cat', 'a', '-r', 'revid:%s' % rev_id])[0],
65
self.assertEquals(self.run_bzr(
66
['cat', 'branch/a', '-r', 'revno:1:branch'])[0],
68
self.run_bzr(['cat', 'a'], retcode=3)
70
['cat', 'a', '-r', 'revno:1:branch-that-does-not-exist'],
73
def test_cat_different_id(self):
74
"""'cat' works with old and new files"""
75
self.disable_missing_extensions_warning()
76
tree = self.make_branch_and_tree('.')
77
# the files are named after their path in the revision and
78
# current trees later in the test case
79
# a-rev-tree is special because it appears in both the revision
80
# tree and the working tree
81
self.build_tree_contents([('a-rev-tree', 'foo\n'),
82
('c-rev', 'baz\n'), ('d-rev', 'bar\n'), ('e-rev', 'qux\n')])
85
tree.add(['a-rev-tree', 'c-rev', 'd-rev', 'e-rev'])
86
tree.commit('add test files', rev_id='first')
87
# remove currently uses self._write_inventory -
88
# work around that for now.
90
tree.remove(['d-rev'])
91
tree.rename_one('a-rev-tree', 'b-tree')
92
tree.rename_one('c-rev', 'a-rev-tree')
93
tree.rename_one('e-rev', 'old-rev')
94
self.build_tree_contents([('e-rev', 'new\n')])
97
# calling bzr as another process require free lock on win32
100
# 'b-tree' is not present in the old tree.
101
self.run_bzr_error(["^bzr: ERROR: u?'b-tree' "
102
"is not present in revision .+$"],
103
'cat b-tree --name-from-revision')
105
# get to the old file automatically
106
out, err = self.run_bzr('cat d-rev')
107
self.assertEqual('bar\n', out)
108
self.assertEqual('', err)
111
self.run_bzr('cat a-rev-tree --name-from-revision')
112
self.assertEqual('foo\n', out)
113
self.assertEqual('', err)
115
out, err = self.run_bzr('cat a-rev-tree')
116
self.assertEqual('baz\n', out)
117
self.assertEqual('', err)
119
# the actual file-id for e-rev doesn't exist in the old tree
120
out, err = self.run_bzr('cat e-rev -rrevid:first')
121
self.assertEqual('qux\n', out)
122
self.assertEqual('', err)
124
def test_remote_cat(self):
125
wt = self.make_branch_and_tree('.')
126
self.build_tree(['README'])
128
wt.commit('Making sure there is a basis_tree available')
130
url = self.get_readonly_url() + '/README'
131
out, err = self.run_bzr(['cat', url])
132
self.assertEqual('contents of README\n', out)
134
def test_cat_branch_revspec(self):
135
wt = self.make_branch_and_tree('a')
136
self.build_tree(['a/README'])
138
wt.commit('Making sure there is a basis_tree available')
139
wt = self.make_branch_and_tree('b')
142
out, err = self.run_bzr(
143
['cat', '-r', 'branch:../a', 'README'])
144
self.assertEqual('contents of a/README\n', out)
146
def test_cat_filters(self):
147
wt = self.make_branch_and_tree('.')
148
self.build_tree(['README'])
150
wt.commit('Making sure there is a basis_tree available')
151
url = self.get_readonly_url() + '/README'
153
# Test unfiltered output
154
out, err = self.run_bzr(['cat', url])
155
self.assertEqual('contents of README\n', out)
157
# Test --filters option is legal but has no impact if no filters
158
out, err = self.run_bzr(['cat', '--filters', url])
159
self.assertEqual('contents of README\n', out)
161
def test_cat_filters_applied(self):
162
# Test filtering applied to output. This is tricky to do in a
163
# subprocess because we really need to patch in a plugin that
164
# registers the filters. Instead, we patch in a custom
165
# filter_stack and use run_bzr() ...
166
from cStringIO import StringIO
167
from bzrlib.commands import run_bzr
168
from bzrlib.tests.test_filters import _stack_2
169
from bzrlib.trace import mutter
170
from bzrlib.tree import Tree
171
wt = self.make_branch_and_tree('.')
172
self.build_tree_contents([
173
('README', "junk\nline 1 of README\nline 2 of README\n"),
176
wt.commit('Making sure there is a basis_tree available')
177
url = self.get_readonly_url() + '/README'
178
real_content_filter_stack = Tree._content_filter_stack
179
def _custom_content_filter_stack(tree, path=None, file_id=None):
181
Tree._content_filter_stack = _custom_content_filter_stack
183
out, err = self.run_bzr(['cat', url, '--filters'])
184
# The filter stack will remove the first line and swapcase the rest
185
self.assertEqual('LINE 1 OF readme\nLINE 2 OF readme\n', out)
186
self.assertEqual('', err)
188
Tree._content_filter_stack = real_content_filter_stack
190
def test_cat_no_working_tree(self):
191
wt = self.make_branch_and_tree('.')
192
self.build_tree(['README'])
194
wt.commit('Making sure there is a basis_tree available')
195
wt.branch.bzrdir.destroy_workingtree()
197
url = self.get_readonly_url() + '/README'
198
out, err = self.run_bzr(['cat', url])
199
self.assertEqual('contents of README\n', out)
201
def test_cat_nonexistent_branch(self):
202
self.vfs_transport_factory = memory.MemoryServer
203
self.run_bzr_error(['^bzr: ERROR: Not a branch'],
204
['cat', self.get_url()])
206
def test_cat_directory(self):
207
wt = self.make_branch_and_tree('a')
208
self.build_tree(['a/README'])
210
wt.commit('Making sure there is a basis_tree available')
212
out, err = self.run_bzr(['cat', '--directory=a', 'README'])
213
self.assertEqual('contents of a/README\n', out)
215
def test_cat_remote_directory(self):
216
wt = self.make_branch_and_tree('a')
217
self.build_tree(['a/README'])
219
wt.commit('Making sure there is a basis_tree available')
221
url = self.get_readonly_url() + '/a'
222
out, err = self.run_bzr(['cat', '-d', url, 'README'])
223
self.assertEqual('contents of a/README\n', out)
226
class TestSmartServerCat(tests.TestCaseWithTransport):
228
def test_simple_branch_cat(self):
229
self.setup_smart_server_with_call_log()
230
t = self.make_branch_and_tree('branch')
231
self.build_tree_contents([('branch/foo', 'thecontents')])
234
self.reset_smart_call_log()
235
out, err = self.run_bzr(['cat', "%s/foo" % self.get_url('branch')])
236
# This figure represent the amount of work to perform this use case. It
237
# is entirely ok to reduce this number if a test fails due to rpc_count
238
# being too low. If rpc_count increases, more network roundtrips have
239
# become necessary for this use case. Please do not adjust this number
240
# upwards without agreement from bzr's network support maintainers.
241
self.assertLength(16, self.hpss_calls)
added
removed
bzrlib/tests/blackbox/test_cat.py
