17
17
"""Tests for the formatting and construction of errors."""
29
from bzrlib.tests import TestCase, TestCaseWithTransport
32
class TestErrors(TestCaseWithTransport):
31
from ..sixish import (
36
class TestErrors(tests.TestCase):
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def test_no_arg_named_message(self):
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"""Ensure the __init__ and _fmt in errors do not have "message" arg.
41
This test fails if __init__ or _fmt in errors has an argument
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named "message" as this can cause errors in some Python versions.
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Python 2.5 uses a slot for StandardError.message.
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fmt_pattern = re.compile("%\(message\)[sir]")
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for c in errors.BzrError.__subclasses__():
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init = getattr(c, '__init__', None)
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fmt = getattr(c, '_fmt', None)
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args = inspect.getargspec(init)[0]
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self.assertFalse('message' in args,
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('Argument name "message" not allowed for '
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'"errors.%s.__init__"' % c.__name__))
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if fmt and fmt_pattern.search(fmt):
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self.assertFalse(True, ('"message" not allowed in '
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'"errors.%s._fmt"' % c.__name__))
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59
def test_bad_filename_encoding(self):
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error = errors.BadFilenameEncoding('bad/filen\xe5me', 'UTF-8')
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"Filename 'bad/filen\\xe5me' is not valid in your current"
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" filesystem encoding UTF-8",
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def test_corrupt_dirstate(self):
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error = errors.CorruptDirstate('path/to/dirstate', 'the reason why')
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"Inconsistency in dirstate file path/to/dirstate.\n"
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"Error: the reason why",
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def test_dirstate_corrupt(self):
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error = errors.DirstateCorrupt('.bzr/checkout/dirstate',
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'trailing garbage: "x"')
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self.assertEqualDiff("The dirstate file (.bzr/checkout/dirstate)"
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" appears to be corrupt: trailing garbage: \"x\"",
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def test_disabled_method(self):
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error = errors.DisabledMethod("class name")
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"The smart server method 'class name' is disabled.", str(error))
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error = errors.BadFilenameEncoding(b'bad/filen\xe5me', 'UTF-8')
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self.assertContainsRe(
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"^Filename b?'bad/filen\\\\xe5me' is not valid in your current"
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" filesystem encoding UTF-8$")
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def test_duplicate_file_id(self):
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error = errors.DuplicateFileId('a_file_id', 'foo')
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" its ancestry shows a ghost at {ghost_rev}",
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def test_incompatibleAPI(self):
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error = errors.IncompatibleAPI("module", (1, 2, 3), (4, 5, 6), (7, 8, 9))
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def test_incompatibleVersion(self):
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error = errors.IncompatibleVersion("module", [(4, 5, 6), (7, 8, 9)],
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self.assertEqualDiff(
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'The API for "module" is not compatible with "(1, 2, 3)". '
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'It supports versions "(4, 5, 6)" to "(7, 8, 9)".',
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'API module is not compatible; one of versions '
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'[(4, 5, 6), (7, 8, 9)] is required, but current version is '
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def test_inconsistent_delta(self):
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error = errors.InvalidHttpRange('path',
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'Content-Range: potatoes 0-00/o0oo0',
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self.assertEquals("Invalid http range"
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" 'Content-Range: potatoes 0-00/o0oo0'"
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" for path: bad range",
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self.assertEqual("Invalid http range"
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" 'Content-Range: potatoes 0-00/o0oo0'"
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" for path: bad range",
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def test_invalid_range(self):
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error = errors.InvalidRange('path', 12, 'bad range')
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self.assertEquals("Invalid range access in path at 12: bad range",
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self.assertEqual("Invalid range access in path at 12: bad range",
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def test_inventory_modified(self):
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error = errors.InventoryModified("a tree to be repred")
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self.assertEqualDiff(
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"The medium 'a medium' is not connected.", str(error))
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def test_no_public_branch(self):
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b = self.make_branch('.')
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error = errors.NoPublicBranch(b)
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url = urlutils.unescape_for_display(b.base, 'ascii')
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self.assertEqualDiff(
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'There is no public branch set for "%s".' % url, str(error))
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def test_no_repo(self):
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dir = bzrdir.BzrDir.create(self.get_url())
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error = errors.NoRepositoryPresent(dir)
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self.assertNotEqual(-1, str(error).find((dir.transport.clone('..').base)))
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self.assertEqual(-1, str(error).find((dir.transport.base)))
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def test_no_smart_medium(self):
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error = errors.NoSmartMedium("a transport")
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self.assertEqualDiff("The transport 'a transport' cannot tunnel the "
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"smart protocol.",
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def test_no_help_topic(self):
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error = errors.NoHelpTopic("topic")
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self.assertEqualDiff("No help could be found for 'topic'. "
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"Please use 'bzr help topics' to obtain a list of topics.",
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def test_no_such_id(self):
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error = errors.NoSuchId("atree", "anid")
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self.assertEqualDiff("The file id \"anid\" is not present in the tree "
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"('key',) which is encoded as 'fulltext'.",
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def test_unknown_hook(self):
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error = errors.UnknownHook("branch", "foo")
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self.assertEqualDiff("The branch hook 'foo' is unknown in this version"
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error = errors.UnknownHook("tree", "bar")
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self.assertEqualDiff("The tree hook 'bar' is unknown in this version"
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def test_unstackable_branch_format(self):
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error = errors.UnstackableBranchFormat(format, url)
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self.assertEqualDiff(
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"The branch '/foo'(foo) is not a stackable format. "
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"You will need to upgrade the branch to permit branch stacking.",
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def test_unstackable_location(self):
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error = errors.UnstackableLocationError('foo', 'bar')
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self.assertEqualDiff("The branch 'foo' cannot be stacked on 'bar'.",
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def test_up_to_date(self):
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error = errors.UpToDateFormat(bzrdir.BzrDirFormat4())
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self.assertEqualDiff("The branch format All-in-one "
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"format 4 is already at the most "
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def test_corrupt_repository(self):
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repo = self.make_repository('.')
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error = errors.CorruptRepository(repo)
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self.assertEqualDiff("An error has been detected in the repository %s.\n"
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"Please run bzr reconcile on this repository." %
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repo.bzrdir.root_transport.base,
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error = errors.UpToDateFormat("someformat")
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self.assertEqualDiff(
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"The branch format someformat is already at the most "
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"recent format.", str(error))
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def test_read_error(self):
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# a unicode path to check that %r is being used.
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error = errors.ReadError(path)
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self.assertEqualDiff("Error reading from u'a path'.", str(error))
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self.assertContainsRe(str(error), "^Error reading from u?'a path'.$")
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def test_bad_index_format_signature(self):
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error = errors.BadIndexFormatSignature("foo", "bar")
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"location specified in the merge directive is not a branch: "
409
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"foo.", str(error))
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def test_malformed_bug_identifier(self):
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"""Test the formatting of MalformedBugIdentifier."""
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error = errors.MalformedBugIdentifier('bogus', 'reason for bogosity')
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'Did not understand bug identifier bogus: reason for bogosity. '
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'See "bzr help bugs" for more information on this feature.',
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def test_unknown_bug_tracker_abbreviation(self):
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"""Test the formatting of UnknownBugTrackerAbbreviation."""
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branch = self.make_branch('some_branch')
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error = errors.UnknownBugTrackerAbbreviation('xxx', branch)
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"Cannot find registered bug tracker called xxx on %s" % branch,
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def test_unexpected_smart_server_response(self):
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e = errors.UnexpectedSmartServerResponse(('not yes',))
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self.assertEqual(
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def test_duplicate_record_name_error(self):
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"""Test the formatting of DuplicateRecordNameError."""
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e = errors.DuplicateRecordNameError(u"n\xe5me".encode('utf-8'))
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e = errors.DuplicateRecordNameError(b"n\xc3\xa5me")
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self.assertEqual(
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"Container has multiple records with the same name: n\xc3\xa5me",
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u"Container has multiple records with the same name: n\xe5me",
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def test_check_error(self):
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# This has a member called 'message', which is problematic in
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# python2.5 because that is a slot on the base Exception class
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e = errors.BzrCheckError('example check failure')
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self.assertEqual(
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"Internal check failed: example check failure",
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440
def test_unable_create_symlink(self):
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err = errors.UnableCreateSymlink()
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"Unable to create symlink on this platform",
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err = errors.UnableCreateSymlink(path=u'foo')
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"Unable to create symlink 'foo' on this platform",
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err = errors.UnableCreateSymlink(path=u'\xb5')
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"Unable to create symlink u'\\xb5' on this platform",
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"Unable to create symlink %s on this platform" % repr(u'\xb5'),
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454
def test_invalid_url_join(self):
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455
"""Test the formatting of InvalidURLJoin."""
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e = errors.InvalidURLJoin('Reason', 'base path', ('args',))
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e = urlutils.InvalidURLJoin('Reason', 'base path', ('args',))
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457
self.assertEqual(
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"Invalid URL join request: Reason: 'base path' + ('args',)",
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def test_incorrect_url(self):
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err = errors.InvalidBugTrackerURL('foo', 'http://bug.com/')
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("The URL for bug tracker \"foo\" doesn't contain {id}: "
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461
def test_unable_encode_path(self):
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err = errors.UnableEncodePath('foo', 'executable')
527
self.assertEquals("Unable to encode executable path 'foo' in "
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"user encoding " + osutils.get_user_encoding(),
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self.assertEqual("Unable to encode executable path 'foo' in "
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"user encoding " + osutils.get_user_encoding(),
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467
def test_unknown_format(self):
532
468
err = errors.UnknownFormatError('bar', kind='foo')
533
self.assertEquals("Unknown foo format: 'bar'", str(err))
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def test_unknown_rules(self):
536
err = errors.UnknownRules(['foo', 'bar'])
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self.assertEquals("Unknown rules detected: foo, bar.", str(err))
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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()
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err = errors.HookFailed('hook stage', 'hook name', exc_info, warn=False)
546
self.assertStartsWith(
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str(err), 'Hook \'hook name\' during hook stage failed:\n')
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str(err), 'integer division or modulo by zero')
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self.assertEqual("Unknown foo format: 'bar'", str(err))
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def test_tip_change_rejected(self):
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err = errors.TipChangeRejected(u'Unicode message\N{INTERROBANG}')
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u'Tip change rejected: Unicode message\N{INTERROBANG}',
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'Tip change rejected: Unicode message\xe2\x80\xbd',
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477
def test_error_from_smart_server(self):
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478
error_tuple = ('error', 'tuple')
562
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err = errors.ErrorFromSmartServer(error_tuple)
564
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"Error received from smart server: ('error', 'tuple')", str(err))
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def test_untranslateable_error_from_smart_server(self):
567
484
error_tuple = ('error', 'tuple')
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orig_err = errors.ErrorFromSmartServer(error_tuple)
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486
err = errors.UnknownErrorFromSmartServer(orig_err)
571
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"Server sent an unexpected error: ('error', 'tuple')", str(err))
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def test_smart_message_handler_error(self):
576
493
raise Exception("example error")
577
494
except Exception:
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")
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self.assertEndsWith(str(err), "Exception: example error\n")
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def test_must_have_working_tree(self):
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err = errors.MustHaveWorkingTree('foo', 'bar')
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self.assertEqual(str(err), "Branching 'bar'(foo) must create a"
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def test_no_such_view(self):
590
err = errors.NoSuchView('foo')
591
self.assertEquals("No such view: foo.", str(err))
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def test_views_not_supported(self):
594
err = errors.ViewsNotSupported('atree')
596
self.assertStartsWith(err_str, "Views are not supported by ")
597
self.assertEndsWith(err_str, "; use 'bzr upgrade' to change your "
598
"tree to a later format.")
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def test_file_outside_view(self):
601
err = errors.FileOutsideView('baz', ['foo', 'bar'])
602
self.assertEquals('Specified file "baz" is outside the current view: '
603
'foo, bar', str(err))
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def test_invalid_shelf_id(self):
607
err = errors.InvalidShelfId(invalid_id)
608
self.assertEqual('"foo" is not a valid shelf id, '
609
'try a number instead.', str(err))
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err = errors.SmartMessageHandlerError(sys.exc_info())
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# GZ 2010-11-08: Should not store exc_info in exception instances.
498
self.assertStartsWith(
499
str(err), "The message handler raised an exception:\n")
500
self.assertEndsWith(str(err), "Exception: example error\n")
611
504
def test_unresumable_write_group(self):
612
505
repo = "dummy repo"
627
520
err = errors.NotBranchError('path')
628
521
self.assertEqual('Not a branch: "path".', str(err))
630
def test_not_branch_bzrdir_with_repo(self):
631
bzrdir = self.make_repository('repo').bzrdir
632
err = errors.NotBranchError('path', bzrdir=bzrdir)
634
'Not a branch: "path": location is a repository.', str(err))
636
def test_not_branch_bzrdir_without_repo(self):
637
bzrdir = self.make_bzrdir('bzrdir')
638
err = errors.NotBranchError('path', bzrdir=bzrdir)
639
self.assertEqual('Not a branch: "path".', str(err))
641
def test_not_branch_laziness(self):
642
real_bzrdir = self.make_bzrdir('path')
523
def test_not_branch_bzrdir_with_recursive_not_branch_error(self):
643
524
class FakeBzrDir(object):
646
525
def open_repository(self):
647
self.calls.append('open_repository')
648
raise errors.NoRepositoryPresent(real_bzrdir)
649
fake_bzrdir = FakeBzrDir()
650
err = errors.NotBranchError('path', bzrdir=fake_bzrdir)
651
self.assertEqual([], fake_bzrdir.calls)
653
self.assertEqual(['open_repository'], fake_bzrdir.calls)
654
# Stringifying twice doesn't try to open a repository twice.
656
self.assertEqual(['open_repository'], fake_bzrdir.calls)
526
# str() on the NotBranchError will trigger a call to this,
527
# which in turn will another, identical NotBranchError.
528
raise errors.NotBranchError('path', controldir=FakeBzrDir())
529
err = errors.NotBranchError('path', controldir=FakeBzrDir())
530
self.assertEqual('Not a branch: "path": NotBranchError.', str(err))
532
def test_recursive_bind(self):
533
error = errors.RecursiveBind('foo_bar_branch')
534
msg = ('Branch "foo_bar_branch" appears to be bound to itself. '
535
'Please use `brz unbind` to fix.')
536
self.assertEqualDiff(msg, str(error))
538
def test_retry_with_new_packs(self):
539
fake_exc_info = ('{exc type}', '{exc value}', '{exc traceback}')
540
error = errors.RetryWithNewPacks(
541
'{context}', reload_occurred=False, exc_info=fake_exc_info)
543
'Pack files have changed, reload and retry. context: '
544
'{context} {exc value}', str(error))
659
547
class PassThroughError(errors.BzrError):
703
587
str(e), 'Unprintable exception ErrorWithBadFormat')
705
589
def test_cannot_bind_address(self):
706
# see <https://bugs.edge.launchpad.net/bzr/+bug/286871>
590
# see <https://bugs.launchpad.net/bzr/+bug/286871>
707
591
e = errors.CannotBindAddress('example.com', 22,
708
socket.error(13, 'Permission denied'))
709
self.assertContainsRe(str(e),
592
socket.error(13, 'Permission denied'))
593
self.assertContainsRe(
710
595
r'Cannot bind address "example\.com:22":.*Permission denied')
712
def test_file_timestamp_unavailable(self):
713
e = errors.FileTimestampUnavailable("/path/foo")
714
self.assertEquals("The filestamp for /path/foo is not available.",
597
def test_transform_rename_failed(self):
598
e = errors.TransformRenameFailed(u"from", u"to", "readonly file", 2)
600
u"Failed to rename from to to: readonly file",
604
class TestErrorsUsingTransport(tests.TestCaseWithMemoryTransport):
605
"""Tests for errors that need to use a branch or repo."""
607
def test_no_public_branch(self):
608
b = self.make_branch('.')
609
error = errors.NoPublicBranch(b)
610
url = urlutils.unescape_for_display(b.base, 'ascii')
611
self.assertEqualDiff(
612
'There is no public branch set for "%s".' % url, str(error))
614
def test_no_repo(self):
615
dir = controldir.ControlDir.create(self.get_url())
616
error = errors.NoRepositoryPresent(dir)
617
self.assertNotEqual(-1, str(error).find((dir.transport.clone('..').base)))
618
self.assertEqual(-1, str(error).find((dir.transport.base)))
620
def test_corrupt_repository(self):
621
repo = self.make_repository('.')
622
error = errors.CorruptRepository(repo)
623
self.assertEqualDiff("An error has been detected in the repository %s.\n"
624
"Please run brz reconcile on this repository." %
625
repo.controldir.root_transport.base,
628
def test_not_branch_bzrdir_with_repo(self):
629
controldir = self.make_repository('repo').controldir
630
err = errors.NotBranchError('path', controldir=controldir)
632
'Not a branch: "path": location is a repository.', str(err))
634
def test_not_branch_bzrdir_without_repo(self):
635
controldir = self.make_controldir('bzrdir')
636
err = errors.NotBranchError('path', controldir=controldir)
637
self.assertEqual('Not a branch: "path".', str(err))
639
def test_not_branch_laziness(self):
640
real_bzrdir = self.make_controldir('path')
641
class FakeBzrDir(object):
644
def open_repository(self):
645
self.calls.append('open_repository')
646
raise errors.NoRepositoryPresent(real_bzrdir)
647
fake_bzrdir = FakeBzrDir()
648
err = errors.NotBranchError('path', controldir=fake_bzrdir)
649
self.assertEqual([], fake_bzrdir.calls)
651
self.assertEqual(['open_repository'], fake_bzrdir.calls)
652
# Stringifying twice doesn't try to open a repository twice.
654
self.assertEqual(['open_repository'], fake_bzrdir.calls)