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Viewing changes to bzrlib/tests/blackbox/test_exceptions.py

  • Committer: Robert Collins
  • Date: 2010-05-05 00:05:29 UTC
  • mto: This revision was merged to the branch mainline in revision 5206.
  • Revision ID: robertc@robertcollins.net-20100505000529-ltmllyms5watqj5u
Make 'pydoc bzrlib.tests.build_tree_shape' useful.

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bzrlib/tests/blackbox/test_exceptions.py
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# Copyright (C) 2006, 2007, 2009-2012, 2016 Canonical Ltd
 
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# Copyright (C) 2006, 2007, 2009, 2010 Canonical Ltd
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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"""Tests for display of exceptions."""
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from cStringIO import StringIO
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import os
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import re
 
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import sys
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from breezy import (
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    bzr,
 
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from bzrlib import (
 
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    bzrdir,
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    config,
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    controldir,
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    errors,
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    osutils,
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    repository,
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    tests,
 
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    trace,
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    )
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from breezy.sixish import PY3
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from breezy.bzr.groupcompress_repo import RepositoryFormat2a
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class TestExceptionReporting(tests.TestCaseInTempDir):
 
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from bzrlib.tests import TestCaseInTempDir, TestCase
 
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from bzrlib.errors import NotBranchError
 
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class TestExceptionReporting(TestCase):
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    def test_exception_exitcode(self):
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        # we must use a subprocess, because the normal in-memory mechanism
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        # allows errors to propagate up through the test suite
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        out, err = self.run_bzr_subprocess(['assert-fail'],
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                                           universal_newlines=True,
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                                           retcode=errors.EXIT_INTERNAL_ERROR)
 
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            universal_newlines=True,
 
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            retcode=errors.EXIT_INTERNAL_ERROR)
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        self.assertEqual(4, errors.EXIT_INTERNAL_ERROR)
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        self.assertContainsRe(err, br'\nAssertionError: always fails\n')
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        self.assertContainsRe(
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            err, br'Bazaar has encountered an internal error')
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    def test_undecodable_argv(self):
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        """A user error must be reported if argv is not in the locale encoding
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        A subprocess with an environment ascii-only setting is used so the test
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        can run without worrying about the locale the test suite is using.
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        """
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        if os.name != "posix":
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            raise tests.TestNotApplicable("Needs system beholden to C locales")
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        if PY3:
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            raise tests.TestNotApplicable(
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                "Unable to pass argv to subprocess as bytes")
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        out, err = self.run_bzr_subprocess([b"\xa0"],
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                                           env_changes={
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                                               "LANG": "C", "LC_ALL": "C"},
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                                           universal_newlines=True,
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                                           retcode=errors.EXIT_ERROR)
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        self.assertContainsRe(err, br"^brz: ERROR: .*'\\xa0'.* unsupported",
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                              flags=re.MULTILINE)
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        self.assertEqual(out, b"")
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    def test_utf8_default_fs_enc(self):
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        """In the C locale brz treats a posix filesystem as UTF-8 encoded"""
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        if os.name != "posix":
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            raise tests.TestNotApplicable("Needs system beholden to C locales")
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        out, err = self.run_bzr_subprocess(["init", "file:%C2%A7"],
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                                           env_changes={"LANG": "C", "LC_ALL": "C"})
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        self.assertContainsRe(out, b"^Created a standalone tree .*$")
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class TestOptParseBugHandling(tests.TestCase):
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    "Test that we handle http://bugs.python.org/issue2931"
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    def test_nonascii_optparse(self):
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        """Reasonable error raised when non-ascii in option name on Python 2"""
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        if PY3:
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            error_re = u'no such option: -\xe4'
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        else:
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            error_re = 'Only ASCII permitted in option names'
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        out = self.run_bzr_error([error_re], ['st', u'-\xe4'])
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class TestObsoleteRepoFormat(RepositoryFormat2a):
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    @classmethod
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    def get_format_string(cls):
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        return b"Test Obsolete Repository Format"
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    def is_deprecated(self):
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        return True
 
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        self.assertContainsRe(err,
 
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                r'exceptions\.AssertionError: always fails\n')
 
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        self.assertContainsRe(err, r'Bazaar has encountered an internal error')
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class TestDeprecationWarning(tests.TestCaseWithTransport):
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    """The deprecation warning is controlled via a global variable:
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    repository._deprecation_warning_done. As such, it can be emitted only once
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    during a brz invocation, no matter how many repositories are involved.
 
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    during a bzr invocation, no matter how many repositories are involved.
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    It would be better if it was a repo attribute instead but that's far more
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    work than I want to do right now -- vila 20091215.
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    def setUp(self):
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        super(TestDeprecationWarning, self).setUp()
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        self.addCleanup(repository.format_registry.remove,
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                        TestObsoleteRepoFormat)
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        repository.format_registry.register(TestObsoleteRepoFormat)
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        self.addCleanup(controldir.format_registry.remove, "testobsolete")
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        bzr.register_metadir(controldir.format_registry, "testobsolete",
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                             "breezy.tests.blackbox.test_exceptions.TestObsoleteRepoFormat",
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                             branch_format='breezy.bzr.branch.BzrBranchFormat7',
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                             tree_format='breezy.bzr.workingtree_4.WorkingTreeFormat6',
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                             deprecated=True,
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                             help='Same as 2a, but with an obsolete repo format.')
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        self.disable_deprecation_warning()
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    def enable_deprecation_warning(self, repo=None):
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    def make_obsolete_repo(self, path):
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        # We don't want the deprecation raising during the repo creation
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        format = controldir.format_registry.make_controldir("testobsolete")
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        tree = self.make_branch_and_tree(path, format=format)
 
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        tree = self.make_branch_and_tree(path, format=bzrdir.BzrDirFormat5())
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        return tree
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    def check_warning(self, present):
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            check = self.assertContainsRe
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        else:
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            check = self.assertNotContainsRe
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        check(self.get_log(), 'WARNING.*brz upgrade')
 
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        check(self._get_log(keep_log_file=True), 'WARNING.*bzr upgrade')
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    def test_repository_deprecation_warning(self):
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        """Old formats give a warning"""
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    def test_repository_deprecation_warning_suppressed_global(self):
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        """Old formats give a warning"""
152
 
        conf = config.GlobalStack()
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        conf.set('suppress_warnings', 'format_deprecation')
 
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        conf = config.GlobalConfig()
 
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        conf.set_user_option('suppress_warnings', 'format_deprecation')
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        self.make_obsolete_repo('foo')
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        self.enable_deprecation_warning()
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        out, err = self.run_bzr('status', working_dir='foo')
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    def test_repository_deprecation_warning_suppressed_locations(self):
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        """Old formats give a warning"""
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        self.make_obsolete_repo('foo')
162
 
        conf = config.LocationStack(osutils.pathjoin(self.test_dir, 'foo'))
163
 
        conf.set('suppress_warnings', 'format_deprecation')
 
103
        conf = config.LocationConfig(osutils.pathjoin(self.test_dir, 'foo'))
 
104
        conf.set_user_option('suppress_warnings', 'format_deprecation')
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        self.enable_deprecation_warning()
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        out, err = self.run_bzr('status', working_dir='foo')
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        self.check_warning(False)
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    def test_repository_deprecation_warning_suppressed_branch(self):
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110
        """Old formats give a warning"""
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111
        tree = self.make_obsolete_repo('foo')
171
 
        conf = tree.branch.get_config_stack()
172
 
        conf.set('suppress_warnings', 'format_deprecation')
 
112
        conf = tree.branch.get_config()
 
113
        conf.set_user_option('suppress_warnings', 'format_deprecation')
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        self.enable_deprecation_warning()
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        out, err = self.run_bzr('status', working_dir='foo')
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        self.check_warning(False)