30
from bzrlib.tests import (
32
TestCaseWithTransport,
29
from bzrlib.tests import TestCase, TestCaseWithTransport
37
32
class TestErrors(TestCaseWithTransport):
39
def test_no_arg_named_message(self):
40
"""Ensure the __init__ and _fmt in errors do not have "message" arg.
42
This test fails if __init__ or _fmt in errors has an argument
43
named "message" as this can cause errors in some Python versions.
44
Python 2.5 uses a slot for StandardError.message.
47
fmt_pattern = re.compile("%\(message\)[sir]")
48
subclasses_present = getattr(errors.BzrError, '__subclasses__', None)
49
if not subclasses_present:
50
raise TestSkipped('__subclasses__ attribute required for classes. '
51
'Requires Python 2.5 or later.')
52
for c in errors.BzrError.__subclasses__():
53
init = getattr(c, '__init__', None)
54
fmt = getattr(c, '_fmt', None)
56
args = inspect.getargspec(init)[0]
57
self.assertFalse('message' in args,
58
('Argument name "message" not allowed for '
59
'"errors.%s.__init__"' % c.__name__))
60
if fmt and fmt_pattern.search(fmt):
61
self.assertFalse(True, ('"message" not allowed in '
62
'"errors.%s._fmt"' % c.__name__))
64
34
def test_bad_filename_encoding(self):
65
35
error = errors.BadFilenameEncoding('bad/filen\xe5me', 'UTF-8')
66
36
self.assertEqualDiff(
162
132
"cannot be broken.",
165
def test_lock_corrupt(self):
166
error = errors.LockCorrupt("corruption info")
167
self.assertEqualDiff("Lock is apparently held, but corrupted: "
169
"Use 'bzr break-lock' to clear it",
172
135
def test_knit_data_stream_incompatible(self):
173
136
error = errors.KnitDataStreamIncompatible(
174
137
'stream format', 'target format')
302
265
def test_up_to_date(self):
303
error = errors.UpToDateFormat("someformat")
304
self.assertEqualDiff(
305
"The branch format someformat is already at the most "
306
"recent format.", str(error))
266
error = errors.UpToDateFormat(bzrdir.BzrDirFormat4())
267
self.assertEqualDiff("The branch format All-in-one "
268
"format 4 is already at the most "
308
272
def test_corrupt_repository(self):
309
273
repo = self.make_repository('.')
349
313
self.assertEqual("The value 'foo' is not a valid value.",
316
def test_bzrnewerror_is_deprecated(self):
317
class DeprecatedError(errors.BzrNewError):
319
self.callDeprecated(['BzrNewError was deprecated in bzr 0.13; '
320
'please convert DeprecatedError to use BzrError instead'],
352
323
def test_bzrerror_from_literal_string(self):
353
324
# Some code constructs BzrError from a literal string, in which case
354
325
# no further formatting is done. (I'm not sure raising the base class
565
536
err = errors.UnknownRules(['foo', 'bar'])
566
537
self.assertEquals("Unknown rules detected: foo, bar.", str(err))
539
def test_hook_failed(self):
540
# Create an exc_info tuple by raising and catching an exception.
543
except ZeroDivisionError:
544
exc_info = sys.exc_info()
545
err = errors.HookFailed('hook stage', 'hook name', exc_info)
546
self.assertStartsWith(
547
str(err), 'Hook \'hook name\' during hook stage failed:\n')
549
str(err), 'integer division or modulo by zero')
568
551
def test_tip_change_rejected(self):
569
552
err = errors.TipChangeRejected(u'Unicode message\N{INTERROBANG}')
570
553
self.assertEquals(
593
576
raise Exception("example error")
594
577
except Exception:
595
err = errors.SmartMessageHandlerError(sys.exc_info())
596
# GZ 2010-11-08: Should not store exc_info in exception instances.
598
self.assertStartsWith(
599
str(err), "The message handler raised an exception:\n")
600
self.assertEndsWith(str(err), "Exception: example error\n")
578
exc_info = sys.exc_info()
579
err = errors.SmartMessageHandlerError(exc_info)
580
self.assertStartsWith(
581
str(err), "The message handler raised an exception:\n")
582
self.assertEndsWith(str(err), "Exception: example error\n")
604
584
def test_must_have_working_tree(self):
605
585
err = errors.MustHaveWorkingTree('foo', 'bar')
643
623
self.assertEqual(
644
624
'Repository dummy repo cannot suspend a write group.', str(err))
646
def test_not_branch_no_args(self):
647
err = errors.NotBranchError('path')
648
self.assertEqual('Not a branch: "path".', str(err))
650
def test_not_branch_bzrdir_with_repo(self):
651
bzrdir = self.make_repository('repo').bzrdir
652
err = errors.NotBranchError('path', bzrdir=bzrdir)
654
'Not a branch: "path": location is a repository.', str(err))
656
def test_not_branch_bzrdir_without_repo(self):
657
bzrdir = self.make_bzrdir('bzrdir')
658
err = errors.NotBranchError('path', bzrdir=bzrdir)
659
self.assertEqual('Not a branch: "path".', str(err))
661
def test_not_branch_bzrdir_with_recursive_not_branch_error(self):
662
class FakeBzrDir(object):
663
def open_repository(self):
664
# str() on the NotBranchError will trigger a call to this,
665
# which in turn will another, identical NotBranchError.
666
raise errors.NotBranchError('path', bzrdir=FakeBzrDir())
667
err = errors.NotBranchError('path', bzrdir=FakeBzrDir())
668
self.assertEqual('Not a branch: "path".', str(err))
670
def test_not_branch_laziness(self):
671
real_bzrdir = self.make_bzrdir('path')
672
class FakeBzrDir(object):
675
def open_repository(self):
676
self.calls.append('open_repository')
677
raise errors.NoRepositoryPresent(real_bzrdir)
678
fake_bzrdir = FakeBzrDir()
679
err = errors.NotBranchError('path', bzrdir=fake_bzrdir)
680
self.assertEqual([], fake_bzrdir.calls)
682
self.assertEqual(['open_repository'], fake_bzrdir.calls)
683
# Stringifying twice doesn't try to open a repository twice.
685
self.assertEqual(['open_repository'], fake_bzrdir.calls)
687
def test_invalid_pattern(self):
688
error = errors.InvalidPattern('Bad pattern msg.')
689
self.assertEqualDiff("Invalid pattern(s) found. Bad pattern msg.",
692
def test_recursive_bind(self):
693
error = errors.RecursiveBind('foo_bar_branch')
694
msg = ('Branch "foo_bar_branch" appears to be bound to itself. '
695
'Please use `bzr unbind` to fix.')
696
self.assertEqualDiff(msg, str(error))
698
def test_retry_with_new_packs(self):
699
fake_exc_info = ('{exc type}', '{exc value}', '{exc traceback}')
700
error = errors.RetryWithNewPacks(
701
'{context}', reload_occurred=False, exc_info=fake_exc_info)
703
'Pack files have changed, reload and retry. context: '
704
'{context} {exc value}', str(error))
707
627
class PassThroughError(errors.BzrError):
736
656
def test_missing_format_string(self):
737
657
e = ErrorWithNoFormat(param='randomvalue')
738
self.assertStartsWith(str(e),
739
"Unprintable exception ErrorWithNoFormat")
658
s = self.callDeprecated(
659
['ErrorWithNoFormat uses its docstring as a format, it should use _fmt instead'],
663
"This class has a docstring but no format string.")
741
665
def test_mismatched_format_args(self):
742
666
# Even though ErrorWithBadFormat's format string does not match the
747
671
str(e), 'Unprintable exception ErrorWithBadFormat')
749
673
def test_cannot_bind_address(self):
750
# see <https://bugs.launchpad.net/bzr/+bug/286871>
674
# see <https://bugs.edge.launchpad.net/bzr/+bug/286871>
751
675
e = errors.CannotBindAddress('example.com', 22,
752
676
socket.error(13, 'Permission denied'))
753
677
self.assertContainsRe(str(e),
754
678
r'Cannot bind address "example\.com:22":.*Permission denied')
756
def test_file_timestamp_unavailable(self):
757
e = errors.FileTimestampUnavailable("/path/foo")
758
self.assertEquals("The filestamp for /path/foo is not available.",
761
def test_transform_rename_failed(self):
762
e = errors.TransformRenameFailed(u"from", u"to", "readonly file", 2)
764
u"Failed to rename from to to: readonly file",