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
|
# Copyright (C) 2005, 2006 by 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# "weren't nothing promised to you. do i look like i got a promise face?"
"""Tests for trace library"""
from cStringIO import StringIO
import errno
import os
import sys
from bzrlib import (
errors,
)
from bzrlib.tests import TestCaseInTempDir, TestCase
from bzrlib.trace import mutter, report_exception
def _format_exception():
"""Format an exception as it would normally be displayed to the user"""
buf = StringIO()
report_exception(sys.exc_info(), buf)
return buf.getvalue()
class TestTrace(TestCase):
def test_format_sys_exception(self):
try:
raise NotImplementedError, "time travel"
except NotImplementedError:
pass
err = _format_exception()
self.assertEqualDiff(err.splitlines()[0],
'bzr: ERROR: exceptions.NotImplementedError: time travel')
self.assertContainsRe(err,
r'File.*test_trace.py')
def test_format_interrupt_exception(self):
try:
raise KeyboardInterrupt()
except KeyboardInterrupt:
# XXX: Some risk that a *real* keyboard interrupt won't be seen
pass
msg = _format_exception()
self.assertTrue(len(msg) > 0)
self.assertEqualDiff(msg, 'bzr: interrupted\n')
def test_format_os_error(self):
try:
file('nosuchfile22222')
except (OSError, IOError):
pass
msg = _format_exception()
self.assertContainsRe(msg, r'^bzr: ERROR: \[Errno .*\] No such file.*nosuchfile')
def test_format_unicode_error(self):
try:
raise errors.BzrCommandError(u'argument foo\xb5 does not exist')
except errors.BzrCommandError:
pass
msg = _format_exception()
def test_format_exception(self):
"""Short formatting of bzr exceptions"""
try:
raise errors.NotBranchError, 'wibble'
except errors.NotBranchError:
pass
msg = _format_exception()
self.assertTrue(len(msg) > 0)
self.assertEqualDiff(msg, 'bzr: ERROR: Not a branch: wibble\n')
def test_trace_unicode(self):
"""Write Unicode to trace log"""
mutter(u'the unicode character for benzene is \N{BENZENE RING}')
self._log_file.flush()
self.assertContainsRe(self._get_log(), 'the unicode character',)
def test_trace_argument_unicode(self):
"""Write a Unicode argument to the trace log"""
mutter(u'the unicode character for benzene is %s', u'\N{BENZENE RING}')
self._log_file.flush()
self.assertContainsRe(self._get_log(), 'the unicode character')
def test_trace_argument_utf8(self):
"""Write a Unicode argument to the trace log"""
mutter(u'the unicode character for benzene is %s',
u'\N{BENZENE RING}'.encode('utf-8'))
self._log_file.flush()
self.assertContainsRe(self._get_log(), 'the unicode character')
def test_report_broken_pipe(self):
try:
raise IOError(errno.EPIPE, 'broken pipe foofofo')
except IOError, e:
msg = _format_exception()
self.assertEquals(msg, "bzr: broken pipe\n")
else:
self.fail("expected error not raised")
def test_mutter_never_fails(self):
# Even if the decode/encode stage fails, mutter should not
# raise an exception
mutter(u'Writing a greek mu (\xb5) works in a unicode string')
mutter('But fails in an ascii string \xb5')
mutter('and in an ascii argument: %s', '\xb5')
# TODO: jam 20051227 mutter() doesn't flush the log file, and
# self._get_log() opens the file directly and reads it.
# So we need to manually flush the log file
self._log_file.flush()
log = self._get_log()
self.assertContainsRe(log, 'Writing a greek mu')
self.assertContainsRe(log, 'UnicodeError')
self.assertContainsRe(log, "'But fails in an ascii string")
self.assertContainsRe(log, ": %s', '\\\\xb5'")
|