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# Copyright (C) 2005, 2006, 2007 Canonical Ltd
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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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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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"""Tests for the test framework."""
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from StringIO import StringIO
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from bzrlib.progress import _BaseProgressBar
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from bzrlib.repofmt import weaverepo
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from bzrlib.symbol_versioning import (
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from bzrlib.tests import (
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TestCaseWithMemoryTransport,
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TestCaseWithTransport,
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exclude_tests_by_condition,
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filter_suite_by_condition,
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from bzrlib.tests.test_sftp_transport import TestCaseWithSFTPServer
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from bzrlib.tests.TestUtil import _load_module_by_name
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from bzrlib.trace import note
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from bzrlib.transport.memory import MemoryServer, MemoryTransport
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from bzrlib.version import _get_bzr_source_tree
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def _test_ids(test_suite):
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"""Get the ids for the tests in a test suite."""
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return [t.id() for t in iter_suite_tests(test_suite)]
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class SelftestTests(TestCase):
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def test_import_tests(self):
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mod = _load_module_by_name('bzrlib.tests.test_selftest')
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self.assertEqual(mod.SelftestTests, SelftestTests)
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def test_import_test_failure(self):
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self.assertRaises(ImportError,
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class MetaTestLog(TestCase):
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def test_logging(self):
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"""Test logs are captured when a test fails."""
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self.log('a test message')
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self._log_file.flush()
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self.assertContainsRe(self._get_log(keep_log_file=True),
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class TestTreeShape(TestCaseInTempDir):
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def test_unicode_paths(self):
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filename = u'hell\u00d8'
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self.build_tree_contents([(filename, 'contents of hello')])
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except UnicodeEncodeError:
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raise TestSkipped("can't build unicode working tree in "
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"filesystem encoding %s" % sys.getfilesystemencoding())
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self.failUnlessExists(filename)
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class TestTransportProviderAdapter(TestCase):
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"""A group of tests that test the transport implementation adaption core.
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This is a meta test that the tests are applied to all available
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This will be generalised in the future which is why it is in this
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test file even though it is specific to transport tests at the moment.
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def test_get_transport_permutations(self):
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# this checks that we the module get_test_permutations call
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# is made by the adapter get_transport_test_permitations method.
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class MockModule(object):
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def get_test_permutations(self):
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return sample_permutation
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sample_permutation = [(1,2), (3,4)]
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from bzrlib.tests.test_transport_implementations \
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import TransportTestProviderAdapter
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adapter = TransportTestProviderAdapter()
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self.assertEqual(sample_permutation,
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adapter.get_transport_test_permutations(MockModule()))
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def test_adapter_checks_all_modules(self):
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# this checks that the adapter returns as many permurtations as
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# there are in all the registered# transport modules for there
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# - we assume if this matches its probably doing the right thing
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# especially in combination with the tests for setting the right
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from bzrlib.tests.test_transport_implementations \
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import TransportTestProviderAdapter
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from bzrlib.transport import _get_transport_modules
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modules = _get_transport_modules()
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permutation_count = 0
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for module in modules:
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permutation_count += len(reduce(getattr,
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(module + ".get_test_permutations").split('.')[1:],
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__import__(module))())
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except errors.DependencyNotPresent:
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input_test = TestTransportProviderAdapter(
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"test_adapter_sets_transport_class")
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adapter = TransportTestProviderAdapter()
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self.assertEqual(permutation_count,
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len(list(iter(adapter.adapt(input_test)))))
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def test_adapter_sets_transport_class(self):
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# Check that the test adapter inserts a transport and server into the
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# This test used to know about all the possible transports and the
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# order they were returned but that seems overly brittle (mbp
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from bzrlib.tests.test_transport_implementations \
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import TransportTestProviderAdapter
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scenarios = TransportTestProviderAdapter().scenarios
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# there are at least that many builtin transports
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self.assertTrue(len(scenarios) > 6)
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one_scenario = scenarios[0]
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self.assertIsInstance(one_scenario[0], str)
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self.assertTrue(issubclass(one_scenario[1]["transport_class"],
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bzrlib.transport.Transport))
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self.assertTrue(issubclass(one_scenario[1]["transport_server"],
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bzrlib.transport.Server))
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class TestBranchProviderAdapter(TestCase):
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"""A group of tests that test the branch implementation test adapter."""
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def test_constructor(self):
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# check that constructor parameters are passed through to the adapted
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from bzrlib.tests.branch_implementations import BranchTestProviderAdapter
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formats = [("c", "C"), ("d", "D")]
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adapter = BranchTestProviderAdapter(server1, server2, formats)
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self.assertEqual(2, len(adapter.scenarios))
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{'branch_format': 'c',
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'bzrdir_format': 'C',
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'transport_readonly_server': 'b',
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'transport_server': 'a'}),
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{'branch_format': 'd',
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'bzrdir_format': 'D',
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'transport_readonly_server': 'b',
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'transport_server': 'a'})],
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class TestBzrDirProviderAdapter(TestCase):
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"""A group of tests that test the bzr dir implementation test adapter."""
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def test_adapted_tests(self):
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# check that constructor parameters are passed through to the adapted
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from bzrlib.tests.bzrdir_implementations import BzrDirTestProviderAdapter
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adapter = BzrDirTestProviderAdapter(vfs_factory,
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server1, server2, formats)
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{'bzrdir_format': 'c',
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'transport_readonly_server': 'b',
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'transport_server': 'a',
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'vfs_transport_factory': 'v'}),
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{'bzrdir_format': 'd',
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'transport_readonly_server': 'b',
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'transport_server': 'a',
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'vfs_transport_factory': 'v'})],
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class TestRepositoryProviderAdapter(TestCase):
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"""A group of tests that test the repository implementation test adapter."""
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def test_constructor(self):
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# check that constructor parameters are passed through to the
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from bzrlib.tests.repository_implementations import RepositoryTestProviderAdapter
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formats = [("c", "C"), ("d", "D")]
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adapter = RepositoryTestProviderAdapter(server1, server2, formats)
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{'bzrdir_format': 'C',
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'repository_format': 'c',
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'transport_readonly_server': 'b',
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'transport_server': 'a'}),
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{'bzrdir_format': 'D',
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'repository_format': 'd',
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'transport_readonly_server': 'b',
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'transport_server': 'a'})],
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def test_setting_vfs_transport(self):
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"""The vfs_transport_factory can be set optionally."""
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from bzrlib.tests.repository_implementations import RepositoryTestProviderAdapter
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formats = [("a", "b"), ("c", "d")]
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adapter = RepositoryTestProviderAdapter(None, None, formats,
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vfs_transport_factory="vfs")
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{'bzrdir_format': 'b',
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'repository_format': 'a',
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'transport_readonly_server': None,
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'transport_server': None,
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'vfs_transport_factory': 'vfs'}),
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{'bzrdir_format': 'd',
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'repository_format': 'c',
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'transport_readonly_server': None,
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'transport_server': None,
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'vfs_transport_factory': 'vfs'})],
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def test_formats_to_scenarios(self):
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"""The adapter can generate all the scenarios needed."""
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from bzrlib.tests.repository_implementations import RepositoryTestProviderAdapter
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no_vfs_adapter = RepositoryTestProviderAdapter("server", "readonly",
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vfs_adapter = RepositoryTestProviderAdapter("server", "readonly",
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[], vfs_transport_factory="vfs")
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# no_vfs generate scenarios without vfs_transport_factor
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formats = [("c", "C"), (1, "D")]
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{'bzrdir_format': 'C',
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'repository_format': 'c',
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'transport_readonly_server': 'readonly',
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'transport_server': 'server'}),
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{'bzrdir_format': 'D',
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'repository_format': 1,
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'transport_readonly_server': 'readonly',
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'transport_server': 'server'})],
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no_vfs_adapter.formats_to_scenarios(formats))
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{'bzrdir_format': 'C',
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'repository_format': 'c',
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'transport_readonly_server': 'readonly',
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'transport_server': 'server',
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'vfs_transport_factory': 'vfs'}),
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{'bzrdir_format': 'D',
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'repository_format': 1,
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'transport_readonly_server': 'readonly',
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'transport_server': 'server',
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'vfs_transport_factory': 'vfs'})],
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vfs_adapter.formats_to_scenarios(formats))
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class TestTestScenarioApplier(TestCase):
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"""Tests for the test adaption facilities."""
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def test_adapt_applies_scenarios(self):
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from bzrlib.tests.repository_implementations import TestScenarioApplier
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input_test = TestTestScenarioApplier("test_adapt_test_to_scenario")
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adapter = TestScenarioApplier()
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adapter.scenarios = [("1", "dict"), ("2", "settings")]
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def capture_call(test, scenario):
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calls.append((test, scenario))
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adapter.adapt_test_to_scenario = capture_call
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adapter.adapt(input_test)
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self.assertEqual([(input_test, ("1", "dict")),
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(input_test, ("2", "settings"))], calls)
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def test_adapt_test_to_scenario(self):
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from bzrlib.tests.repository_implementations import TestScenarioApplier
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input_test = TestTestScenarioApplier("test_adapt_test_to_scenario")
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adapter = TestScenarioApplier()
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# setup two adapted tests
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adapted_test1 = adapter.adapt_test_to_scenario(input_test,
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{"bzrdir_format":"bzr_format",
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"repository_format":"repo_fmt",
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"transport_server":"transport_server",
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"transport_readonly_server":"readonly-server"}))
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adapted_test2 = adapter.adapt_test_to_scenario(input_test,
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("new id 2", {"bzrdir_format":None}))
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# input_test should have been altered.
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self.assertRaises(AttributeError, getattr, input_test, "bzrdir_format")
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# the new tests are mutually incompatible, ensuring it has
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# made new ones, and unspecified elements in the scenario
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# should not have been altered.
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self.assertEqual("bzr_format", adapted_test1.bzrdir_format)
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self.assertEqual("repo_fmt", adapted_test1.repository_format)
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self.assertEqual("transport_server", adapted_test1.transport_server)
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self.assertEqual("readonly-server",
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adapted_test1.transport_readonly_server)
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"bzrlib.tests.test_selftest.TestTestScenarioApplier."
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"test_adapt_test_to_scenario(new id)",
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self.assertEqual(None, adapted_test2.bzrdir_format)
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"bzrlib.tests.test_selftest.TestTestScenarioApplier."
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"test_adapt_test_to_scenario(new id 2)",
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class TestInterRepositoryProviderAdapter(TestCase):
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"""A group of tests that test the InterRepository test adapter."""
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def test_adapted_tests(self):
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# check that constructor parameters are passed through to the adapted
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from bzrlib.tests.interrepository_implementations import \
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InterRepositoryTestProviderAdapter
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formats = [(str, "C1", "C2"), (int, "D1", "D2")]
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adapter = InterRepositoryTestProviderAdapter(server1, server2, formats)
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{'interrepo_class': str,
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'repository_format': 'C1',
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'repository_format_to': 'C2',
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'transport_readonly_server': 'b',
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'transport_server': 'a'}),
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{'interrepo_class': int,
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'repository_format': 'D1',
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'repository_format_to': 'D2',
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'transport_readonly_server': 'b',
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'transport_server': 'a'})],
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adapter.formats_to_scenarios(formats))
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class TestInterVersionedFileProviderAdapter(TestCase):
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"""A group of tests that test the InterVersionedFile test adapter."""
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def test_scenarios(self):
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# check that constructor parameters are passed through to the adapted
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from bzrlib.tests.interversionedfile_implementations \
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import InterVersionedFileTestProviderAdapter
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formats = [(str, "C1", "C2"), (int, "D1", "D2")]
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adapter = InterVersionedFileTestProviderAdapter(server1, server2, formats)
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{'interversionedfile_class':str,
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'transport_readonly_server': 'b',
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'transport_server': 'a',
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'versionedfile_factory': 'C1',
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'versionedfile_factory_to': 'C2'}),
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{'interversionedfile_class': int,
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'transport_readonly_server': 'b',
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'transport_server': 'a',
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'versionedfile_factory': 'D1',
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'versionedfile_factory_to': 'D2'})],
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class TestRevisionStoreProviderAdapter(TestCase):
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"""A group of tests that test the RevisionStore test adapter."""
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def test_scenarios(self):
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# check that constructor parameters are passed through to the adapted
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from bzrlib.tests.revisionstore_implementations \
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import RevisionStoreTestProviderAdapter
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# revision stores need a store factory - i.e. RevisionKnit
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#, a readonly and rw transport
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store_factories = ["c", "d"]
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adapter = RevisionStoreTestProviderAdapter(server1, server2, store_factories)
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{'store_factory': 'c',
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'transport_readonly_server': 'b',
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'transport_server': 'a'}),
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{'store_factory': 'd',
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'transport_readonly_server': 'b',
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'transport_server': 'a'})],
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class TestWorkingTreeProviderAdapter(TestCase):
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"""A group of tests that test the workingtree implementation test adapter."""
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def test_scenarios(self):
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# check that constructor parameters are passed through to the adapted
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from bzrlib.tests.workingtree_implementations \
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import WorkingTreeTestProviderAdapter
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formats = [("c", "C"), ("d", "D")]
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adapter = WorkingTreeTestProviderAdapter(server1, server2, formats)
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{'bzrdir_format': 'C',
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'transport_readonly_server': 'b',
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'transport_server': 'a',
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'workingtree_format': 'c'}),
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{'bzrdir_format': 'D',
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'transport_readonly_server': 'b',
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'transport_server': 'a',
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'workingtree_format': 'd'})],
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class TestTreeProviderAdapter(TestCase):
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"""Test the setup of tree_implementation tests."""
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def test_adapted_tests(self):
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# the tree implementation adapter is meant to setup one instance for
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# each working tree format, and one additional instance that will
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# use the default wt format, but create a revision tree for the tests.
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# this means that the wt ones should have the workingtree_to_test_tree
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# attribute set to 'return_parameter' and the revision one set to
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# revision_tree_from_workingtree.
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from bzrlib.tests.tree_implementations import (
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TreeTestProviderAdapter,
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revision_tree_from_workingtree
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from bzrlib.workingtree import WorkingTreeFormat, WorkingTreeFormat3
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input_test = TestTreeProviderAdapter(
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"test_adapted_tests")
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formats = [("c", "C"), ("d", "D")]
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adapter = TreeTestProviderAdapter(server1, server2, formats)
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suite = adapter.adapt(input_test)
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tests = list(iter(suite))
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# XXX We should not have tests fail as we add more scenarios
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self.assertEqual(5, len(tests))
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# this must match the default format setp up in
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# TreeTestProviderAdapter.adapt
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default_format = WorkingTreeFormat3
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self.assertEqual(tests[0].workingtree_format, formats[0][0])
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self.assertEqual(tests[0].bzrdir_format, formats[0][1])
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self.assertEqual(tests[0].transport_server, server1)
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self.assertEqual(tests[0].transport_readonly_server, server2)
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self.assertEqual(tests[0]._workingtree_to_test_tree, return_parameter)
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self.assertEqual(tests[1].workingtree_format, formats[1][0])
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self.assertEqual(tests[1].bzrdir_format, formats[1][1])
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self.assertEqual(tests[1].transport_server, server1)
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self.assertEqual(tests[1].transport_readonly_server, server2)
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self.assertEqual(tests[1]._workingtree_to_test_tree, return_parameter)
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self.assertIsInstance(tests[2].workingtree_format, default_format)
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#self.assertEqual(tests[2].bzrdir_format,
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# default_format._matchingbzrdir)
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self.assertEqual(tests[2].transport_server, server1)
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self.assertEqual(tests[2].transport_readonly_server, server2)
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self.assertEqual(tests[2]._workingtree_to_test_tree,
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revision_tree_from_workingtree)
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class TestInterTreeProviderAdapter(TestCase):
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"""A group of tests that test the InterTreeTestAdapter."""
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def test_adapted_tests(self):
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# check that constructor parameters are passed through to the adapted
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# for InterTree tests we want the machinery to bring up two trees in
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# each instance: the base one, and the one we are interacting with.
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# because each optimiser can be direction specific, we need to test
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# each optimiser in its chosen direction.
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# unlike the TestProviderAdapter we dont want to automatically add a
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# parameterized one for WorkingTree - the optimisers will tell us what
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from bzrlib.tests.tree_implementations import (
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revision_tree_from_workingtree
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from bzrlib.tests.intertree_implementations import (
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InterTreeTestProviderAdapter,
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from bzrlib.workingtree import WorkingTreeFormat2, WorkingTreeFormat3
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input_test = TestInterTreeProviderAdapter(
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"test_adapted_tests")
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format1 = WorkingTreeFormat2()
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format2 = WorkingTreeFormat3()
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formats = [(str, format1, format2, "converter1"),
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(int, format2, format1, "converter2")]
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adapter = InterTreeTestProviderAdapter(server1, server2, formats)
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suite = adapter.adapt(input_test)
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tests = list(iter(suite))
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self.assertEqual(2, len(tests))
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self.assertEqual(tests[0].intertree_class, formats[0][0])
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self.assertEqual(tests[0].workingtree_format, formats[0][1])
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self.assertEqual(tests[0].workingtree_format_to, formats[0][2])
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self.assertEqual(tests[0].mutable_trees_to_test_trees, formats[0][3])
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self.assertEqual(tests[0]._workingtree_to_test_tree, return_parameter)
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self.assertEqual(tests[0].transport_server, server1)
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self.assertEqual(tests[0].transport_readonly_server, server2)
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self.assertEqual(tests[1].intertree_class, formats[1][0])
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self.assertEqual(tests[1].workingtree_format, formats[1][1])
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self.assertEqual(tests[1].workingtree_format_to, formats[1][2])
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self.assertEqual(tests[1].mutable_trees_to_test_trees, formats[1][3])
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self.assertEqual(tests[1]._workingtree_to_test_tree, return_parameter)
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self.assertEqual(tests[1].transport_server, server1)
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self.assertEqual(tests[1].transport_readonly_server, server2)
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class TestTestCaseInTempDir(TestCaseInTempDir):
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def test_home_is_not_working(self):
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self.assertNotEqual(self.test_dir, self.test_home_dir)
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cwd = osutils.getcwd()
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self.assertIsSameRealPath(self.test_dir, cwd)
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self.assertIsSameRealPath(self.test_home_dir, os.environ['HOME'])
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class TestTestCaseWithMemoryTransport(TestCaseWithMemoryTransport):
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def test_home_is_non_existant_dir_under_root(self):
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"""The test_home_dir for TestCaseWithMemoryTransport is missing.
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This is because TestCaseWithMemoryTransport is for tests that do not
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need any disk resources: they should be hooked into bzrlib in such a
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way that no global settings are being changed by the test (only a
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few tests should need to do that), and having a missing dir as home is
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an effective way to ensure that this is the case.
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self.assertIsSameRealPath(
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self.TEST_ROOT + "/MemoryTransportMissingHomeDir",
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self.assertIsSameRealPath(self.test_home_dir, os.environ['HOME'])
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def test_cwd_is_TEST_ROOT(self):
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self.assertIsSameRealPath(self.test_dir, self.TEST_ROOT)
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cwd = osutils.getcwd()
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self.assertIsSameRealPath(self.test_dir, cwd)
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def test_make_branch_and_memory_tree(self):
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"""In TestCaseWithMemoryTransport we should not make the branch on disk.
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This is hard to comprehensively robustly test, so we settle for making
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a branch and checking no directory was created at its relpath.
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tree = self.make_branch_and_memory_tree('dir')
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# Guard against regression into MemoryTransport leaking
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# files to disk instead of keeping them in memory.
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self.failIf(osutils.lexists('dir'))
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self.assertIsInstance(tree, memorytree.MemoryTree)
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def test_make_branch_and_memory_tree_with_format(self):
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"""make_branch_and_memory_tree should accept a format option."""
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format = bzrdir.BzrDirMetaFormat1()
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format.repository_format = weaverepo.RepositoryFormat7()
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tree = self.make_branch_and_memory_tree('dir', format=format)
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# Guard against regression into MemoryTransport leaking
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# files to disk instead of keeping them in memory.
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self.failIf(osutils.lexists('dir'))
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self.assertIsInstance(tree, memorytree.MemoryTree)
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self.assertEqual(format.repository_format.__class__,
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tree.branch.repository._format.__class__)
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def test_safety_net(self):
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"""No test should modify the safety .bzr directory.
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We just test that the _check_safety_net private method raises
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AssertionError, it's easier than building a test suite with the same
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# Oops, a commit in the current directory (i.e. without local .bzr
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# directory) will crawl up the hierarchy to find a .bzr directory.
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self.run_bzr(['commit', '-mfoo', '--unchanged'])
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# But we have a safety net in place.
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self.assertRaises(AssertionError, self._check_safety_net)
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class TestTestCaseWithTransport(TestCaseWithTransport):
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"""Tests for the convenience functions TestCaseWithTransport introduces."""
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def test_get_readonly_url_none(self):
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from bzrlib.transport import get_transport
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from bzrlib.transport.memory import MemoryServer
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from bzrlib.transport.readonly import ReadonlyTransportDecorator
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self.vfs_transport_factory = MemoryServer
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self.transport_readonly_server = None
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# calling get_readonly_transport() constructs a decorator on the url
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url = self.get_readonly_url()
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url2 = self.get_readonly_url('foo/bar')
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t = get_transport(url)
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t2 = get_transport(url2)
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self.failUnless(isinstance(t, ReadonlyTransportDecorator))
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self.failUnless(isinstance(t2, ReadonlyTransportDecorator))
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self.assertEqual(t2.base[:-1], t.abspath('foo/bar'))
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def test_get_readonly_url_http(self):
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from bzrlib.tests.http_server import HttpServer
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from bzrlib.transport import get_transport
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from bzrlib.transport.local import LocalURLServer
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from bzrlib.transport.http import HttpTransportBase
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self.transport_server = LocalURLServer
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self.transport_readonly_server = HttpServer
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# calling get_readonly_transport() gives us a HTTP server instance.
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url = self.get_readonly_url()
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url2 = self.get_readonly_url('foo/bar')
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# the transport returned may be any HttpTransportBase subclass
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t = get_transport(url)
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t2 = get_transport(url2)
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self.failUnless(isinstance(t, HttpTransportBase))
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self.failUnless(isinstance(t2, HttpTransportBase))
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self.assertEqual(t2.base[:-1], t.abspath('foo/bar'))
682
def test_is_directory(self):
683
"""Test assertIsDirectory assertion"""
684
t = self.get_transport()
685
self.build_tree(['a_dir/', 'a_file'], transport=t)
686
self.assertIsDirectory('a_dir', t)
687
self.assertRaises(AssertionError, self.assertIsDirectory, 'a_file', t)
688
self.assertRaises(AssertionError, self.assertIsDirectory, 'not_here', t)
691
class TestTestCaseTransports(TestCaseWithTransport):
694
super(TestTestCaseTransports, self).setUp()
695
self.vfs_transport_factory = MemoryServer
697
def test_make_bzrdir_preserves_transport(self):
698
t = self.get_transport()
699
result_bzrdir = self.make_bzrdir('subdir')
700
self.assertIsInstance(result_bzrdir.transport,
702
# should not be on disk, should only be in memory
703
self.failIfExists('subdir')
706
class TestChrootedTest(ChrootedTestCase):
708
def test_root_is_root(self):
709
from bzrlib.transport import get_transport
710
t = get_transport(self.get_readonly_url())
712
self.assertEqual(url, t.clone('..').base)
715
class MockProgress(_BaseProgressBar):
716
"""Progress-bar standin that records calls.
718
Useful for testing pb using code.
722
_BaseProgressBar.__init__(self)
726
self.calls.append(('tick',))
728
def update(self, msg=None, current=None, total=None):
729
self.calls.append(('update', msg, current, total))
732
self.calls.append(('clear',))
734
def note(self, msg, *args):
735
self.calls.append(('note', msg, args))
738
class TestTestResult(TestCase):
740
def check_timing(self, test_case, expected_re):
741
result = bzrlib.tests.TextTestResult(self._log_file,
745
test_case.run(result)
746
timed_string = result._testTimeString(test_case)
747
self.assertContainsRe(timed_string, expected_re)
749
def test_test_reporting(self):
750
class ShortDelayTestCase(TestCase):
751
def test_short_delay(self):
753
def test_short_benchmark(self):
754
self.time(time.sleep, 0.003)
755
self.check_timing(ShortDelayTestCase('test_short_delay'),
757
# if a benchmark time is given, we want a x of y style result.
758
self.check_timing(ShortDelayTestCase('test_short_benchmark'),
759
r"^ +[0-9]+ms/ +[0-9]+ms$")
761
def test_unittest_reporting_unittest_class(self):
762
# getting the time from a non-bzrlib test works ok
763
class ShortDelayTestCase(unittest.TestCase):
764
def test_short_delay(self):
766
self.check_timing(ShortDelayTestCase('test_short_delay'),
769
def test_assigned_benchmark_file_stores_date(self):
771
result = bzrlib.tests.TextTestResult(self._log_file,
776
output_string = output.getvalue()
777
# if you are wondering about the regexp please read the comment in
778
# test_bench_history (bzrlib.tests.test_selftest.TestRunner)
779
# XXX: what comment? -- Andrew Bennetts
780
self.assertContainsRe(output_string, "--date [0-9.]+")
782
def test_benchhistory_records_test_times(self):
783
result_stream = StringIO()
784
result = bzrlib.tests.TextTestResult(
788
bench_history=result_stream
791
# we want profile a call and check that its test duration is recorded
792
# make a new test instance that when run will generate a benchmark
793
example_test_case = TestTestResult("_time_hello_world_encoding")
794
# execute the test, which should succeed and record times
795
example_test_case.run(result)
796
lines = result_stream.getvalue().splitlines()
797
self.assertEqual(2, len(lines))
798
self.assertContainsRe(lines[1],
799
" *[0-9]+ms bzrlib.tests.test_selftest.TestTestResult"
800
"._time_hello_world_encoding")
802
def _time_hello_world_encoding(self):
803
"""Profile two sleep calls
805
This is used to exercise the test framework.
807
self.time(unicode, 'hello', errors='replace')
808
self.time(unicode, 'world', errors='replace')
810
def test_lsprofiling(self):
811
"""Verbose test result prints lsprof statistics from test cases."""
812
self.requireFeature(test_lsprof.LSProfFeature)
813
result_stream = StringIO()
814
result = bzrlib.tests.VerboseTestResult(
815
unittest._WritelnDecorator(result_stream),
819
# we want profile a call of some sort and check it is output by
820
# addSuccess. We dont care about addError or addFailure as they
821
# are not that interesting for performance tuning.
822
# make a new test instance that when run will generate a profile
823
example_test_case = TestTestResult("_time_hello_world_encoding")
824
example_test_case._gather_lsprof_in_benchmarks = True
825
# execute the test, which should succeed and record profiles
826
example_test_case.run(result)
827
# lsprofile_something()
828
# if this worked we want
829
# LSProf output for <built in function unicode> (['hello'], {'errors': 'replace'})
830
# CallCount Recursive Total(ms) Inline(ms) module:lineno(function)
831
# (the lsprof header)
832
# ... an arbitrary number of lines
833
# and the function call which is time.sleep.
834
# 1 0 ??? ??? ???(sleep)
835
# and then repeated but with 'world', rather than 'hello'.
836
# this should appear in the output stream of our test result.
837
output = result_stream.getvalue()
838
self.assertContainsRe(output,
839
r"LSProf output for <type 'unicode'>\(\('hello',\), {'errors': 'replace'}\)")
840
self.assertContainsRe(output,
841
r" *CallCount *Recursive *Total\(ms\) *Inline\(ms\) *module:lineno\(function\)\n")
842
self.assertContainsRe(output,
843
r"( +1 +0 +0\.\d+ +0\.\d+ +<method 'disable' of '_lsprof\.Profiler' objects>\n)?")
844
self.assertContainsRe(output,
845
r"LSProf output for <type 'unicode'>\(\('world',\), {'errors': 'replace'}\)\n")
847
def test_known_failure(self):
848
"""A KnownFailure being raised should trigger several result actions."""
849
class InstrumentedTestResult(ExtendedTestResult):
851
def report_test_start(self, test): pass
852
def report_known_failure(self, test, err):
853
self._call = test, err
854
result = InstrumentedTestResult(None, None, None, None)
856
raise KnownFailure('failed!')
857
test = unittest.FunctionTestCase(test_function)
859
# it should invoke 'report_known_failure'.
860
self.assertEqual(2, len(result._call))
861
self.assertEqual(test, result._call[0])
862
self.assertEqual(KnownFailure, result._call[1][0])
863
self.assertIsInstance(result._call[1][1], KnownFailure)
864
# we dont introspec the traceback, if the rest is ok, it would be
865
# exceptional for it not to be.
866
# it should update the known_failure_count on the object.
867
self.assertEqual(1, result.known_failure_count)
868
# the result should be successful.
869
self.assertTrue(result.wasSuccessful())
871
def test_verbose_report_known_failure(self):
872
# verbose test output formatting
873
result_stream = StringIO()
874
result = bzrlib.tests.VerboseTestResult(
875
unittest._WritelnDecorator(result_stream),
879
test = self.get_passing_test()
880
result.startTest(test)
881
prefix = len(result_stream.getvalue())
882
# the err parameter has the shape:
883
# (class, exception object, traceback)
884
# KnownFailures dont get their tracebacks shown though, so we
886
err = (KnownFailure, KnownFailure('foo'), None)
887
result.report_known_failure(test, err)
888
output = result_stream.getvalue()[prefix:]
889
lines = output.splitlines()
890
self.assertContainsRe(lines[0], r'XFAIL *\d+ms$')
891
self.assertEqual(lines[1], ' foo')
892
self.assertEqual(2, len(lines))
894
def test_text_report_known_failure(self):
895
# text test output formatting
897
result = bzrlib.tests.TextTestResult(
903
test = self.get_passing_test()
904
# this seeds the state to handle reporting the test.
905
result.startTest(test)
906
# the err parameter has the shape:
907
# (class, exception object, traceback)
908
# KnownFailures dont get their tracebacks shown though, so we
910
err = (KnownFailure, KnownFailure('foo'), None)
911
result.report_known_failure(test, err)
914
('update', '[1 in 0s] passing_test', None, None),
915
('note', 'XFAIL: %s\n%s\n', ('passing_test', err[1]))
918
# known_failures should be printed in the summary, so if we run a test
919
# after there are some known failures, the update prefix should match
921
result.known_failure_count = 3
925
('update', '[2 in 0s] passing_test', None, None),
929
def get_passing_test(self):
930
"""Return a test object that can't be run usefully."""
933
return unittest.FunctionTestCase(passing_test)
935
def test_add_not_supported(self):
936
"""Test the behaviour of invoking addNotSupported."""
937
class InstrumentedTestResult(ExtendedTestResult):
938
def report_test_start(self, test): pass
939
def report_unsupported(self, test, feature):
940
self._call = test, feature
941
result = InstrumentedTestResult(None, None, None, None)
942
test = SampleTestCase('_test_pass')
944
result.startTest(test)
945
result.addNotSupported(test, feature)
946
# it should invoke 'report_unsupported'.
947
self.assertEqual(2, len(result._call))
948
self.assertEqual(test, result._call[0])
949
self.assertEqual(feature, result._call[1])
950
# the result should be successful.
951
self.assertTrue(result.wasSuccessful())
952
# it should record the test against a count of tests not run due to
954
self.assertEqual(1, result.unsupported['Feature'])
955
# and invoking it again should increment that counter
956
result.addNotSupported(test, feature)
957
self.assertEqual(2, result.unsupported['Feature'])
959
def test_verbose_report_unsupported(self):
960
# verbose test output formatting
961
result_stream = StringIO()
962
result = bzrlib.tests.VerboseTestResult(
963
unittest._WritelnDecorator(result_stream),
967
test = self.get_passing_test()
969
result.startTest(test)
970
prefix = len(result_stream.getvalue())
971
result.report_unsupported(test, feature)
972
output = result_stream.getvalue()[prefix:]
973
lines = output.splitlines()
974
self.assertEqual(lines, ['NODEP 0ms', " The feature 'Feature' is not available."])
976
def test_text_report_unsupported(self):
977
# text test output formatting
979
result = bzrlib.tests.TextTestResult(
985
test = self.get_passing_test()
987
# this seeds the state to handle reporting the test.
988
result.startTest(test)
989
result.report_unsupported(test, feature)
990
# no output on unsupported features
992
[('update', '[1 in 0s] passing_test', None, None)
995
# the number of missing features should be printed in the progress
996
# summary, so check for that.
997
result.unsupported = {'foo':0, 'bar':0}
1001
('update', '[2 in 0s, 2 missing] passing_test', None, None),
1005
def test_unavailable_exception(self):
1006
"""An UnavailableFeature being raised should invoke addNotSupported."""
1007
class InstrumentedTestResult(ExtendedTestResult):
1009
def report_test_start(self, test): pass
1010
def addNotSupported(self, test, feature):
1011
self._call = test, feature
1012
result = InstrumentedTestResult(None, None, None, None)
1014
def test_function():
1015
raise UnavailableFeature(feature)
1016
test = unittest.FunctionTestCase(test_function)
1018
# it should invoke 'addNotSupported'.
1019
self.assertEqual(2, len(result._call))
1020
self.assertEqual(test, result._call[0])
1021
self.assertEqual(feature, result._call[1])
1022
# and not count as an error
1023
self.assertEqual(0, result.error_count)
1025
def test_strict_with_unsupported_feature(self):
1026
result = bzrlib.tests.TextTestResult(self._log_file, descriptions=0,
1028
test = self.get_passing_test()
1029
feature = "Unsupported Feature"
1030
result.addNotSupported(test, feature)
1031
self.assertFalse(result.wasStrictlySuccessful())
1032
self.assertEqual(None, result._extractBenchmarkTime(test))
1034
def test_strict_with_known_failure(self):
1035
result = bzrlib.tests.TextTestResult(self._log_file, descriptions=0,
1037
test = self.get_passing_test()
1038
err = (KnownFailure, KnownFailure('foo'), None)
1039
result._addKnownFailure(test, err)
1040
self.assertFalse(result.wasStrictlySuccessful())
1041
self.assertEqual(None, result._extractBenchmarkTime(test))
1043
def test_strict_with_success(self):
1044
result = bzrlib.tests.TextTestResult(self._log_file, descriptions=0,
1046
test = self.get_passing_test()
1047
result.addSuccess(test)
1048
self.assertTrue(result.wasStrictlySuccessful())
1049
self.assertEqual(None, result._extractBenchmarkTime(test))
1052
class TestRunner(TestCase):
1054
def dummy_test(self):
1057
def run_test_runner(self, testrunner, test):
1058
"""Run suite in testrunner, saving global state and restoring it.
1060
This current saves and restores:
1061
TestCaseInTempDir.TEST_ROOT
1063
There should be no tests in this file that use bzrlib.tests.TextTestRunner
1064
without using this convenience method, because of our use of global state.
1066
old_root = TestCaseInTempDir.TEST_ROOT
1068
TestCaseInTempDir.TEST_ROOT = None
1069
return testrunner.run(test)
1071
TestCaseInTempDir.TEST_ROOT = old_root
1073
def test_known_failure_failed_run(self):
1074
# run a test that generates a known failure which should be printed in
1075
# the final output when real failures occur.
1076
def known_failure_test():
1077
raise KnownFailure('failed')
1078
test = unittest.TestSuite()
1079
test.addTest(unittest.FunctionTestCase(known_failure_test))
1081
raise AssertionError('foo')
1082
test.addTest(unittest.FunctionTestCase(failing_test))
1084
runner = TextTestRunner(stream=stream)
1085
result = self.run_test_runner(runner, test)
1086
lines = stream.getvalue().splitlines()
1089
'======================================================================',
1090
'FAIL: unittest.FunctionTestCase (failing_test)',
1091
'----------------------------------------------------------------------',
1092
'Traceback (most recent call last):',
1093
' raise AssertionError(\'foo\')',
1094
'AssertionError: foo',
1096
'----------------------------------------------------------------------',
1098
'FAILED (failures=1, known_failure_count=1)'],
1099
lines[0:5] + lines[6:10] + lines[11:])
1101
def test_known_failure_ok_run(self):
1102
# run a test that generates a known failure which should be printed in the final output.
1103
def known_failure_test():
1104
raise KnownFailure('failed')
1105
test = unittest.FunctionTestCase(known_failure_test)
1107
runner = TextTestRunner(stream=stream)
1108
result = self.run_test_runner(runner, test)
1109
self.assertContainsRe(stream.getvalue(),
1112
'Ran 1 test in .*\n'
1114
'OK \\(known_failures=1\\)\n')
1116
def test_skipped_test(self):
1117
# run a test that is skipped, and check the suite as a whole still
1119
# skipping_test must be hidden in here so it's not run as a real test
1120
def skipping_test():
1121
raise TestSkipped('test intentionally skipped')
1123
runner = TextTestRunner(stream=self._log_file)
1124
test = unittest.FunctionTestCase(skipping_test)
1125
result = self.run_test_runner(runner, test)
1126
self.assertTrue(result.wasSuccessful())
1128
def test_skipped_from_setup(self):
1130
class SkippedSetupTest(TestCase):
1133
calls.append('setUp')
1134
self.addCleanup(self.cleanup)
1135
raise TestSkipped('skipped setup')
1137
def test_skip(self):
1138
self.fail('test reached')
1141
calls.append('cleanup')
1143
runner = TextTestRunner(stream=self._log_file)
1144
test = SkippedSetupTest('test_skip')
1145
result = self.run_test_runner(runner, test)
1146
self.assertTrue(result.wasSuccessful())
1147
# Check if cleanup was called the right number of times.
1148
self.assertEqual(['setUp', 'cleanup'], calls)
1150
def test_skipped_from_test(self):
1152
class SkippedTest(TestCase):
1155
calls.append('setUp')
1156
self.addCleanup(self.cleanup)
1158
def test_skip(self):
1159
raise TestSkipped('skipped test')
1162
calls.append('cleanup')
1164
runner = TextTestRunner(stream=self._log_file)
1165
test = SkippedTest('test_skip')
1166
result = self.run_test_runner(runner, test)
1167
self.assertTrue(result.wasSuccessful())
1168
# Check if cleanup was called the right number of times.
1169
self.assertEqual(['setUp', 'cleanup'], calls)
1171
def test_not_applicable(self):
1172
# run a test that is skipped because it's not applicable
1173
def not_applicable_test():
1174
from bzrlib.tests import TestNotApplicable
1175
raise TestNotApplicable('this test never runs')
1177
runner = TextTestRunner(stream=out, verbosity=2)
1178
test = unittest.FunctionTestCase(not_applicable_test)
1179
result = self.run_test_runner(runner, test)
1180
self._log_file.write(out.getvalue())
1181
self.assertTrue(result.wasSuccessful())
1182
self.assertTrue(result.wasStrictlySuccessful())
1183
self.assertContainsRe(out.getvalue(),
1184
r'(?m)not_applicable_test * N/A')
1185
self.assertContainsRe(out.getvalue(),
1186
r'(?m)^ this test never runs')
1188
def test_not_applicable_demo(self):
1189
# just so you can see it in the test output
1190
raise TestNotApplicable('this test is just a demonstation')
1192
def test_unsupported_features_listed(self):
1193
"""When unsupported features are encountered they are detailed."""
1194
class Feature1(Feature):
1195
def _probe(self): return False
1196
class Feature2(Feature):
1197
def _probe(self): return False
1198
# create sample tests
1199
test1 = SampleTestCase('_test_pass')
1200
test1._test_needs_features = [Feature1()]
1201
test2 = SampleTestCase('_test_pass')
1202
test2._test_needs_features = [Feature2()]
1203
test = unittest.TestSuite()
1207
runner = TextTestRunner(stream=stream)
1208
result = self.run_test_runner(runner, test)
1209
lines = stream.getvalue().splitlines()
1212
"Missing feature 'Feature1' skipped 1 tests.",
1213
"Missing feature 'Feature2' skipped 1 tests.",
1217
def test_bench_history(self):
1218
# tests that the running the benchmark produces a history file
1219
# containing a timestamp and the revision id of the bzrlib source which
1221
workingtree = _get_bzr_source_tree()
1222
test = TestRunner('dummy_test')
1224
runner = TextTestRunner(stream=self._log_file, bench_history=output)
1225
result = self.run_test_runner(runner, test)
1226
output_string = output.getvalue()
1227
self.assertContainsRe(output_string, "--date [0-9.]+")
1228
if workingtree is not None:
1229
revision_id = workingtree.get_parent_ids()[0]
1230
self.assertEndsWith(output_string.rstrip(), revision_id)
1232
def assertLogDeleted(self, test):
1233
log = test._get_log()
1234
self.assertEqual("DELETED log file to reduce memory footprint", log)
1235
self.assertEqual('', test._log_contents)
1236
self.assertIs(None, test._log_file_name)
1238
def test_success_log_deleted(self):
1239
"""Successful tests have their log deleted"""
1241
class LogTester(TestCase):
1243
def test_success(self):
1244
self.log('this will be removed\n')
1246
sio = cStringIO.StringIO()
1247
runner = TextTestRunner(stream=sio)
1248
test = LogTester('test_success')
1249
result = self.run_test_runner(runner, test)
1251
self.assertLogDeleted(test)
1253
def test_skipped_log_deleted(self):
1254
"""Skipped tests have their log deleted"""
1256
class LogTester(TestCase):
1258
def test_skipped(self):
1259
self.log('this will be removed\n')
1260
raise tests.TestSkipped()
1262
sio = cStringIO.StringIO()
1263
runner = TextTestRunner(stream=sio)
1264
test = LogTester('test_skipped')
1265
result = self.run_test_runner(runner, test)
1267
self.assertLogDeleted(test)
1269
def test_not_aplicable_log_deleted(self):
1270
"""Not applicable tests have their log deleted"""
1272
class LogTester(TestCase):
1274
def test_not_applicable(self):
1275
self.log('this will be removed\n')
1276
raise tests.TestNotApplicable()
1278
sio = cStringIO.StringIO()
1279
runner = TextTestRunner(stream=sio)
1280
test = LogTester('test_not_applicable')
1281
result = self.run_test_runner(runner, test)
1283
self.assertLogDeleted(test)
1285
def test_known_failure_log_deleted(self):
1286
"""Know failure tests have their log deleted"""
1288
class LogTester(TestCase):
1290
def test_known_failure(self):
1291
self.log('this will be removed\n')
1292
raise tests.KnownFailure()
1294
sio = cStringIO.StringIO()
1295
runner = TextTestRunner(stream=sio)
1296
test = LogTester('test_known_failure')
1297
result = self.run_test_runner(runner, test)
1299
self.assertLogDeleted(test)
1301
def test_fail_log_kept(self):
1302
"""Failed tests have their log kept"""
1304
class LogTester(TestCase):
1306
def test_fail(self):
1307
self.log('this will be kept\n')
1308
self.fail('this test fails')
1310
sio = cStringIO.StringIO()
1311
runner = TextTestRunner(stream=sio)
1312
test = LogTester('test_fail')
1313
result = self.run_test_runner(runner, test)
1315
text = sio.getvalue()
1316
self.assertContainsRe(text, 'this will be kept')
1317
self.assertContainsRe(text, 'this test fails')
1319
log = test._get_log()
1320
self.assertContainsRe(log, 'this will be kept')
1321
self.assertEqual(log, test._log_contents)
1323
def test_error_log_kept(self):
1324
"""Tests with errors have their log kept"""
1326
class LogTester(TestCase):
1328
def test_error(self):
1329
self.log('this will be kept\n')
1330
raise ValueError('random exception raised')
1332
sio = cStringIO.StringIO()
1333
runner = TextTestRunner(stream=sio)
1334
test = LogTester('test_error')
1335
result = self.run_test_runner(runner, test)
1337
text = sio.getvalue()
1338
self.assertContainsRe(text, 'this will be kept')
1339
self.assertContainsRe(text, 'random exception raised')
1341
log = test._get_log()
1342
self.assertContainsRe(log, 'this will be kept')
1343
self.assertEqual(log, test._log_contents)
1346
class SampleTestCase(TestCase):
1348
def _test_pass(self):
1352
class TestTestCase(TestCase):
1353
"""Tests that test the core bzrlib TestCase."""
1355
def test_debug_flags_sanitised(self):
1356
"""The bzrlib debug flags should be sanitised by setUp."""
1357
# we could set something and run a test that will check
1358
# it gets santised, but this is probably sufficient for now:
1359
# if someone runs the test with -Dsomething it will error.
1360
self.assertEqual(set(), bzrlib.debug.debug_flags)
1362
def inner_test(self):
1363
# the inner child test
1366
def outer_child(self):
1367
# the outer child test
1369
self.inner_test = TestTestCase("inner_child")
1370
result = bzrlib.tests.TextTestResult(self._log_file,
1373
self.inner_test.run(result)
1374
note("outer finish")
1376
def test_trace_nesting(self):
1377
# this tests that each test case nests its trace facility correctly.
1378
# we do this by running a test case manually. That test case (A)
1379
# should setup a new log, log content to it, setup a child case (B),
1380
# which should log independently, then case (A) should log a trailer
1382
# we do two nested children so that we can verify the state of the
1383
# logs after the outer child finishes is correct, which a bad clean
1384
# up routine in tearDown might trigger a fault in our test with only
1385
# one child, we should instead see the bad result inside our test with
1387
# the outer child test
1388
original_trace = bzrlib.trace._trace_file
1389
outer_test = TestTestCase("outer_child")
1390
result = bzrlib.tests.TextTestResult(self._log_file,
1393
outer_test.run(result)
1394
self.assertEqual(original_trace, bzrlib.trace._trace_file)
1396
def method_that_times_a_bit_twice(self):
1397
# call self.time twice to ensure it aggregates
1398
self.time(time.sleep, 0.007)
1399
self.time(time.sleep, 0.007)
1401
def test_time_creates_benchmark_in_result(self):
1402
"""Test that the TestCase.time() method accumulates a benchmark time."""
1403
sample_test = TestTestCase("method_that_times_a_bit_twice")
1404
output_stream = StringIO()
1405
result = bzrlib.tests.VerboseTestResult(
1406
unittest._WritelnDecorator(output_stream),
1409
num_tests=sample_test.countTestCases())
1410
sample_test.run(result)
1411
self.assertContainsRe(
1412
output_stream.getvalue(),
1413
r"\d+ms/ +\d+ms\n$")
1415
def test_hooks_sanitised(self):
1416
"""The bzrlib hooks should be sanitised by setUp."""
1417
self.assertEqual(bzrlib.branch.BranchHooks(),
1418
bzrlib.branch.Branch.hooks)
1419
self.assertEqual(bzrlib.smart.server.SmartServerHooks(),
1420
bzrlib.smart.server.SmartTCPServer.hooks)
1422
def test__gather_lsprof_in_benchmarks(self):
1423
"""When _gather_lsprof_in_benchmarks is on, accumulate profile data.
1425
Each self.time() call is individually and separately profiled.
1427
self.requireFeature(test_lsprof.LSProfFeature)
1428
# overrides the class member with an instance member so no cleanup
1430
self._gather_lsprof_in_benchmarks = True
1431
self.time(time.sleep, 0.000)
1432
self.time(time.sleep, 0.003)
1433
self.assertEqual(2, len(self._benchcalls))
1434
self.assertEqual((time.sleep, (0.000,), {}), self._benchcalls[0][0])
1435
self.assertEqual((time.sleep, (0.003,), {}), self._benchcalls[1][0])
1436
self.assertIsInstance(self._benchcalls[0][1], bzrlib.lsprof.Stats)
1437
self.assertIsInstance(self._benchcalls[1][1], bzrlib.lsprof.Stats)
1439
def test_knownFailure(self):
1440
"""Self.knownFailure() should raise a KnownFailure exception."""
1441
self.assertRaises(KnownFailure, self.knownFailure, "A Failure")
1443
def test_requireFeature_available(self):
1444
"""self.requireFeature(available) is a no-op."""
1445
class Available(Feature):
1446
def _probe(self):return True
1447
feature = Available()
1448
self.requireFeature(feature)
1450
def test_requireFeature_unavailable(self):
1451
"""self.requireFeature(unavailable) raises UnavailableFeature."""
1452
class Unavailable(Feature):
1453
def _probe(self):return False
1454
feature = Unavailable()
1455
self.assertRaises(UnavailableFeature, self.requireFeature, feature)
1457
def test_run_no_parameters(self):
1458
test = SampleTestCase('_test_pass')
1461
def test_run_enabled_unittest_result(self):
1462
"""Test we revert to regular behaviour when the test is enabled."""
1463
test = SampleTestCase('_test_pass')
1464
class EnabledFeature(object):
1465
def available(self):
1467
test._test_needs_features = [EnabledFeature()]
1468
result = unittest.TestResult()
1470
self.assertEqual(1, result.testsRun)
1471
self.assertEqual([], result.errors)
1472
self.assertEqual([], result.failures)
1474
def test_run_disabled_unittest_result(self):
1475
"""Test our compatability for disabled tests with unittest results."""
1476
test = SampleTestCase('_test_pass')
1477
class DisabledFeature(object):
1478
def available(self):
1480
test._test_needs_features = [DisabledFeature()]
1481
result = unittest.TestResult()
1483
self.assertEqual(1, result.testsRun)
1484
self.assertEqual([], result.errors)
1485
self.assertEqual([], result.failures)
1487
def test_run_disabled_supporting_result(self):
1488
"""Test disabled tests behaviour with support aware results."""
1489
test = SampleTestCase('_test_pass')
1490
class DisabledFeature(object):
1491
def available(self):
1493
the_feature = DisabledFeature()
1494
test._test_needs_features = [the_feature]
1495
class InstrumentedTestResult(unittest.TestResult):
1497
unittest.TestResult.__init__(self)
1499
def startTest(self, test):
1500
self.calls.append(('startTest', test))
1501
def stopTest(self, test):
1502
self.calls.append(('stopTest', test))
1503
def addNotSupported(self, test, feature):
1504
self.calls.append(('addNotSupported', test, feature))
1505
result = InstrumentedTestResult()
1508
('startTest', test),
1509
('addNotSupported', test, the_feature),
1515
@symbol_versioning.deprecated_function(zero_eleven)
1516
def sample_deprecated_function():
1517
"""A deprecated function to test applyDeprecated with."""
1521
def sample_undeprecated_function(a_param):
1522
"""A undeprecated function to test applyDeprecated with."""
1525
class ApplyDeprecatedHelper(object):
1526
"""A helper class for ApplyDeprecated tests."""
1528
@symbol_versioning.deprecated_method(zero_eleven)
1529
def sample_deprecated_method(self, param_one):
1530
"""A deprecated method for testing with."""
1533
def sample_normal_method(self):
1534
"""A undeprecated method."""
1536
@symbol_versioning.deprecated_method(zero_ten)
1537
def sample_nested_deprecation(self):
1538
return sample_deprecated_function()
1541
class TestExtraAssertions(TestCase):
1542
"""Tests for new test assertions in bzrlib test suite"""
1544
def test_assert_isinstance(self):
1545
self.assertIsInstance(2, int)
1546
self.assertIsInstance(u'', basestring)
1547
self.assertRaises(AssertionError, self.assertIsInstance, None, int)
1548
self.assertRaises(AssertionError, self.assertIsInstance, 23.3, int)
1550
def test_assertEndsWith(self):
1551
self.assertEndsWith('foo', 'oo')
1552
self.assertRaises(AssertionError, self.assertEndsWith, 'o', 'oo')
1554
def test_applyDeprecated_not_deprecated(self):
1555
sample_object = ApplyDeprecatedHelper()
1556
# calling an undeprecated callable raises an assertion
1557
self.assertRaises(AssertionError, self.applyDeprecated, zero_eleven,
1558
sample_object.sample_normal_method)
1559
self.assertRaises(AssertionError, self.applyDeprecated, zero_eleven,
1560
sample_undeprecated_function, "a param value")
1561
# calling a deprecated callable (function or method) with the wrong
1562
# expected deprecation fails.
1563
self.assertRaises(AssertionError, self.applyDeprecated, zero_ten,
1564
sample_object.sample_deprecated_method, "a param value")
1565
self.assertRaises(AssertionError, self.applyDeprecated, zero_ten,
1566
sample_deprecated_function)
1567
# calling a deprecated callable (function or method) with the right
1568
# expected deprecation returns the functions result.
1569
self.assertEqual("a param value", self.applyDeprecated(zero_eleven,
1570
sample_object.sample_deprecated_method, "a param value"))
1571
self.assertEqual(2, self.applyDeprecated(zero_eleven,
1572
sample_deprecated_function))
1573
# calling a nested deprecation with the wrong deprecation version
1574
# fails even if a deeper nested function was deprecated with the
1576
self.assertRaises(AssertionError, self.applyDeprecated,
1577
zero_eleven, sample_object.sample_nested_deprecation)
1578
# calling a nested deprecation with the right deprecation value
1579
# returns the calls result.
1580
self.assertEqual(2, self.applyDeprecated(zero_ten,
1581
sample_object.sample_nested_deprecation))
1583
def test_callDeprecated(self):
1584
def testfunc(be_deprecated, result=None):
1585
if be_deprecated is True:
1586
symbol_versioning.warn('i am deprecated', DeprecationWarning,
1589
result = self.callDeprecated(['i am deprecated'], testfunc, True)
1590
self.assertIs(None, result)
1591
result = self.callDeprecated([], testfunc, False, 'result')
1592
self.assertEqual('result', result)
1593
self.callDeprecated(['i am deprecated'], testfunc, be_deprecated=True)
1594
self.callDeprecated([], testfunc, be_deprecated=False)
1597
class TestWarningTests(TestCase):
1598
"""Tests for calling methods that raise warnings."""
1600
def test_callCatchWarnings(self):
1602
warnings.warn("this is your last warning")
1604
wlist, result = self.callCatchWarnings(meth, 1, 2)
1605
self.assertEquals(3, result)
1606
# would like just to compare them, but UserWarning doesn't implement
1609
self.assertIsInstance(w0, UserWarning)
1610
self.assertEquals("this is your last warning", str(w0))
1613
class TestConvenienceMakers(TestCaseWithTransport):
1614
"""Test for the make_* convenience functions."""
1616
def test_make_branch_and_tree_with_format(self):
1617
# we should be able to supply a format to make_branch_and_tree
1618
self.make_branch_and_tree('a', format=bzrlib.bzrdir.BzrDirMetaFormat1())
1619
self.make_branch_and_tree('b', format=bzrlib.bzrdir.BzrDirFormat6())
1620
self.assertIsInstance(bzrlib.bzrdir.BzrDir.open('a')._format,
1621
bzrlib.bzrdir.BzrDirMetaFormat1)
1622
self.assertIsInstance(bzrlib.bzrdir.BzrDir.open('b')._format,
1623
bzrlib.bzrdir.BzrDirFormat6)
1625
def test_make_branch_and_memory_tree(self):
1626
# we should be able to get a new branch and a mutable tree from
1627
# TestCaseWithTransport
1628
tree = self.make_branch_and_memory_tree('a')
1629
self.assertIsInstance(tree, bzrlib.memorytree.MemoryTree)
1632
class TestSFTPMakeBranchAndTree(TestCaseWithSFTPServer):
1634
def test_make_tree_for_sftp_branch(self):
1635
"""Transports backed by local directories create local trees."""
1637
tree = self.make_branch_and_tree('t1')
1638
base = tree.bzrdir.root_transport.base
1639
self.failIf(base.startswith('sftp'),
1640
'base %r is on sftp but should be local' % base)
1641
self.assertEquals(tree.bzrdir.root_transport,
1642
tree.branch.bzrdir.root_transport)
1643
self.assertEquals(tree.bzrdir.root_transport,
1644
tree.branch.repository.bzrdir.root_transport)
1647
class TestSelftest(TestCase):
1648
"""Tests of bzrlib.tests.selftest."""
1650
def test_selftest_benchmark_parameter_invokes_test_suite__benchmark__(self):
1653
factory_called.append(True)
1657
self.apply_redirected(out, err, None, bzrlib.tests.selftest,
1658
test_suite_factory=factory)
1659
self.assertEqual([True], factory_called)
1662
class TestKnownFailure(TestCase):
1664
def test_known_failure(self):
1665
"""Check that KnownFailure is defined appropriately."""
1666
# a KnownFailure is an assertion error for compatability with unaware
1668
self.assertIsInstance(KnownFailure(""), AssertionError)
1670
def test_expect_failure(self):
1672
self.expectFailure("Doomed to failure", self.assertTrue, False)
1673
except KnownFailure, e:
1674
self.assertEqual('Doomed to failure', e.args[0])
1676
self.expectFailure("Doomed to failure", self.assertTrue, True)
1677
except AssertionError, e:
1678
self.assertEqual('Unexpected success. Should have failed:'
1679
' Doomed to failure', e.args[0])
1681
self.fail('Assertion not raised')
1684
class TestFeature(TestCase):
1686
def test_caching(self):
1687
"""Feature._probe is called by the feature at most once."""
1688
class InstrumentedFeature(Feature):
1690
Feature.__init__(self)
1693
self.calls.append('_probe')
1695
feature = InstrumentedFeature()
1697
self.assertEqual(['_probe'], feature.calls)
1699
self.assertEqual(['_probe'], feature.calls)
1701
def test_named_str(self):
1702
"""Feature.__str__ should thunk to feature_name()."""
1703
class NamedFeature(Feature):
1704
def feature_name(self):
1706
feature = NamedFeature()
1707
self.assertEqual('symlinks', str(feature))
1709
def test_default_str(self):
1710
"""Feature.__str__ should default to __class__.__name__."""
1711
class NamedFeature(Feature):
1713
feature = NamedFeature()
1714
self.assertEqual('NamedFeature', str(feature))
1717
class TestUnavailableFeature(TestCase):
1719
def test_access_feature(self):
1721
exception = UnavailableFeature(feature)
1722
self.assertIs(feature, exception.args[0])
1725
class TestSelftestFiltering(TestCase):
1728
self.suite = TestUtil.TestSuite()
1729
self.loader = TestUtil.TestLoader()
1730
self.suite.addTest(self.loader.loadTestsFromModuleNames([
1731
'bzrlib.tests.test_selftest']))
1732
self.all_names = _test_ids(self.suite)
1734
def test_condition_id_re(self):
1735
test_name = ('bzrlib.tests.test_selftest.TestSelftestFiltering.'
1736
'test_condition_id_re')
1737
filtered_suite = filter_suite_by_condition(self.suite,
1738
condition_id_re('test_condition_id_re'))
1739
self.assertEqual([test_name], _test_ids(filtered_suite))
1741
def test_condition_id_in_list(self):
1742
test_names = ['bzrlib.tests.test_selftest.TestSelftestFiltering.'
1743
'test_condition_id_in_list']
1744
id_list = tests.TestIdList(test_names)
1745
filtered_suite = filter_suite_by_condition(
1746
self.suite, tests.condition_id_in_list(id_list))
1747
my_pattern = 'TestSelftestFiltering.*test_condition_id_in_list'
1748
re_filtered = filter_suite_by_re(self.suite, my_pattern)
1749
self.assertEqual(_test_ids(re_filtered), _test_ids(filtered_suite))
1751
def test_condition_isinstance(self):
1752
filtered_suite = filter_suite_by_condition(self.suite,
1753
condition_isinstance(self.__class__))
1754
class_pattern = 'bzrlib.tests.test_selftest.TestSelftestFiltering.'
1755
re_filtered = filter_suite_by_re(self.suite, class_pattern)
1756
self.assertEqual(_test_ids(re_filtered), _test_ids(filtered_suite))
1758
def test_exclude_tests_by_condition(self):
1759
excluded_name = ('bzrlib.tests.test_selftest.TestSelftestFiltering.'
1760
'test_exclude_tests_by_condition')
1761
filtered_suite = exclude_tests_by_condition(self.suite,
1762
lambda x:x.id() == excluded_name)
1763
self.assertEqual(len(self.all_names) - 1,
1764
filtered_suite.countTestCases())
1765
self.assertFalse(excluded_name in _test_ids(filtered_suite))
1766
remaining_names = list(self.all_names)
1767
remaining_names.remove(excluded_name)
1768
self.assertEqual(remaining_names, _test_ids(filtered_suite))
1770
def test_exclude_tests_by_re(self):
1771
self.all_names = _test_ids(self.suite)
1772
filtered_suite = exclude_tests_by_re(self.suite, 'exclude_tests_by_re')
1773
excluded_name = ('bzrlib.tests.test_selftest.TestSelftestFiltering.'
1774
'test_exclude_tests_by_re')
1775
self.assertEqual(len(self.all_names) - 1,
1776
filtered_suite.countTestCases())
1777
self.assertFalse(excluded_name in _test_ids(filtered_suite))
1778
remaining_names = list(self.all_names)
1779
remaining_names.remove(excluded_name)
1780
self.assertEqual(remaining_names, _test_ids(filtered_suite))
1782
def test_filter_suite_by_condition(self):
1783
test_name = ('bzrlib.tests.test_selftest.TestSelftestFiltering.'
1784
'test_filter_suite_by_condition')
1785
filtered_suite = filter_suite_by_condition(self.suite,
1786
lambda x:x.id() == test_name)
1787
self.assertEqual([test_name], _test_ids(filtered_suite))
1789
def test_filter_suite_by_re(self):
1790
filtered_suite = filter_suite_by_re(self.suite, 'test_filter_suite_by_r')
1791
filtered_names = _test_ids(filtered_suite)
1792
self.assertEqual(filtered_names, ['bzrlib.tests.test_selftest.'
1793
'TestSelftestFiltering.test_filter_suite_by_re'])
1795
def test_filter_suite_by_id_list(self):
1796
test_list = ['bzrlib.tests.test_selftest.'
1797
'TestSelftestFiltering.test_filter_suite_by_id_list']
1798
filtered_suite = tests.filter_suite_by_id_list(
1799
self.suite, tests.TestIdList(test_list))
1800
filtered_names = _test_ids(filtered_suite)
1803
['bzrlib.tests.test_selftest.'
1804
'TestSelftestFiltering.test_filter_suite_by_id_list'])
1806
def test_preserve_input(self):
1807
# NB: Surely this is something in the stdlib to do this?
1808
self.assertTrue(self.suite is preserve_input(self.suite))
1809
self.assertTrue("@#$" is preserve_input("@#$"))
1811
def test_randomize_suite(self):
1812
randomized_suite = randomize_suite(self.suite)
1813
# randomizing should not add or remove test names.
1814
self.assertEqual(set(_test_ids(self.suite)),
1815
set(_test_ids(randomized_suite)))
1816
# Technically, this *can* fail, because random.shuffle(list) can be
1817
# equal to list. Trying multiple times just pushes the frequency back.
1818
# As its len(self.all_names)!:1, the failure frequency should be low
1819
# enough to ignore. RBC 20071021.
1820
# It should change the order.
1821
self.assertNotEqual(self.all_names, _test_ids(randomized_suite))
1822
# But not the length. (Possibly redundant with the set test, but not
1824
self.assertEqual(len(self.all_names), len(_test_ids(randomized_suite)))
1826
def test_split_suit_by_re(self):
1827
self.all_names = _test_ids(self.suite)
1828
split_suite = split_suite_by_re(self.suite, 'test_filter_suite_by_r')
1829
filtered_name = ('bzrlib.tests.test_selftest.TestSelftestFiltering.'
1830
'test_filter_suite_by_re')
1831
self.assertEqual([filtered_name], _test_ids(split_suite[0]))
1832
self.assertFalse(filtered_name in _test_ids(split_suite[1]))
1833
remaining_names = list(self.all_names)
1834
remaining_names.remove(filtered_name)
1835
self.assertEqual(remaining_names, _test_ids(split_suite[1]))
1838
class TestCheckInventoryShape(TestCaseWithTransport):
1840
def test_check_inventory_shape(self):
1841
files = ['a', 'b/', 'b/c']
1842
tree = self.make_branch_and_tree('.')
1843
self.build_tree(files)
1847
self.check_inventory_shape(tree.inventory, files)
1852
class TestBlackboxSupport(TestCase):
1853
"""Tests for testsuite blackbox features."""
1855
def test_run_bzr_failure_not_caught(self):
1856
# When we run bzr in blackbox mode, we want any unexpected errors to
1857
# propagate up to the test suite so that it can show the error in the
1858
# usual way, and we won't get a double traceback.
1859
e = self.assertRaises(
1861
self.run_bzr, ['assert-fail'])
1862
# make sure we got the real thing, not an error from somewhere else in
1863
# the test framework
1864
self.assertEquals('always fails', str(e))
1865
# check that there's no traceback in the test log
1866
self.assertNotContainsRe(self._get_log(keep_log_file=True),
1869
def test_run_bzr_user_error_caught(self):
1870
# Running bzr in blackbox mode, normal/expected/user errors should be
1871
# caught in the regular way and turned into an error message plus exit
1873
out, err = self.run_bzr(["log", "/nonexistantpath"], retcode=3)
1874
self.assertEqual(out, '')
1875
self.assertContainsRe(err,
1876
'bzr: ERROR: Not a branch: ".*nonexistantpath/".\n')
1879
class TestTestLoader(TestCase):
1880
"""Tests for the test loader."""
1882
def _get_loader_and_module(self):
1883
"""Gets a TestLoader and a module with one test in it."""
1884
loader = TestUtil.TestLoader()
1886
class Stub(TestCase):
1889
class MyModule(object):
1891
MyModule.a_class = Stub
1893
return loader, module
1895
def test_module_no_load_tests_attribute_loads_classes(self):
1896
loader, module = self._get_loader_and_module()
1897
self.assertEqual(1, loader.loadTestsFromModule(module).countTestCases())
1899
def test_module_load_tests_attribute_gets_called(self):
1900
loader, module = self._get_loader_and_module()
1901
# 'self' is here because we're faking the module with a class. Regular
1902
# load_tests do not need that :)
1903
def load_tests(self, standard_tests, module, loader):
1904
result = loader.suiteClass()
1905
for test in iter_suite_tests(standard_tests):
1906
result.addTests([test, test])
1908
# add a load_tests() method which multiplies the tests from the module.
1909
module.__class__.load_tests = load_tests
1910
self.assertEqual(2, loader.loadTestsFromModule(module).countTestCases())
1912
def test_load_tests_from_module_name_smoke_test(self):
1913
loader = TestUtil.TestLoader()
1914
suite = loader.loadTestsFromModuleName('bzrlib.tests.test_sampler')
1915
self.assertEquals(['bzrlib.tests.test_sampler.DemoTest.test_nothing'],
1918
def test_load_tests_from_module_name_with_bogus_module_name(self):
1919
loader = TestUtil.TestLoader()
1920
self.assertRaises(ImportError, loader.loadTestsFromModuleName, 'bogus')
1923
class TestTestIdList(tests.TestCase):
1925
def _create_id_list(self, test_list):
1926
return tests.TestIdList(test_list)
1928
def _create_suite(self, test_id_list):
1930
class Stub(TestCase):
1934
def _create_test_id(id):
1937
suite = TestUtil.TestSuite()
1938
for id in test_id_list:
1939
t = Stub('test_foo')
1940
t.id = _create_test_id(id)
1944
def _test_ids(self, test_suite):
1945
"""Get the ids for the tests in a test suite."""
1946
return [t.id() for t in iter_suite_tests(test_suite)]
1948
def test_empty_list(self):
1949
id_list = self._create_id_list([])
1950
self.assertEquals({}, id_list.tests)
1951
self.assertEquals({}, id_list.modules)
1953
def test_valid_list(self):
1954
id_list = self._create_id_list(
1955
['mod1.cl1.meth1', 'mod1.cl1.meth2',
1956
'mod1.func1', 'mod1.cl2.meth2',
1958
'mod1.submod2.cl1.meth1', 'mod1.submod2.cl2.meth2',
1960
self.assertTrue(id_list.refers_to('mod1'))
1961
self.assertTrue(id_list.refers_to('mod1.submod1'))
1962
self.assertTrue(id_list.refers_to('mod1.submod2'))
1963
self.assertTrue(id_list.includes('mod1.cl1.meth1'))
1964
self.assertTrue(id_list.includes('mod1.submod1'))
1965
self.assertTrue(id_list.includes('mod1.func1'))
1967
def test_bad_chars_in_params(self):
1968
id_list = self._create_id_list(['mod1.cl1.meth1(xx.yy)'])
1969
self.assertTrue(id_list.refers_to('mod1'))
1970
self.assertTrue(id_list.includes('mod1.cl1.meth1(xx.yy)'))
1972
def test_module_used(self):
1973
id_list = self._create_id_list(['mod.class.meth'])
1974
self.assertTrue(id_list.refers_to('mod'))
1975
self.assertTrue(id_list.refers_to('mod.class'))
1976
self.assertTrue(id_list.refers_to('mod.class.meth'))
1978
def test_test_suite(self):
1979
# This test is slow, so we do a single test with one test in each
1983
'bzrlib.tests.blackbox.test_branch.TestBranch.test_branch',
1984
'bzrlib.tests.test_selftest.TestTestIdList.test_test_suite',
1985
# transport implementations
1986
'bzrlib.tests.test_transport_implementations.TransportTests'
1987
'.test_abspath(LocalURLServer)',
1988
# modules_to_doctest
1989
'bzrlib.timestamp.format_highres_date',
1990
# plugins can't be tested that way since selftest may be run with
1993
suite = tests.test_suite(test_list)
1994
self.assertEquals(test_list, _test_ids(suite))
1996
def test_test_suite_matches_id_list_with_unknown(self):
1997
loader = TestUtil.TestLoader()
1998
suite = loader.loadTestsFromModuleName('bzrlib.tests.test_sampler')
1999
test_list = ['bzrlib.tests.test_sampler.DemoTest.test_nothing',
2001
not_found, duplicates = tests.suite_matches_id_list(suite, test_list)
2002
self.assertEquals(['bogus'], not_found)
2003
self.assertEquals([], duplicates)
2005
def test_suite_matches_id_list_with_duplicates(self):
2006
loader = TestUtil.TestLoader()
2007
suite = loader.loadTestsFromModuleName('bzrlib.tests.test_sampler')
2008
dupes = loader.suiteClass()
2009
for test in iter_suite_tests(suite):
2011
dupes.addTest(test) # Add it again
2013
test_list = ['bzrlib.tests.test_sampler.DemoTest.test_nothing',]
2014
not_found, duplicates = tests.suite_matches_id_list(
2016
self.assertEquals([], not_found)
2017
self.assertEquals(['bzrlib.tests.test_sampler.DemoTest.test_nothing'],
2021
class TestLoadTestIdList(tests.TestCaseInTempDir):
2023
def _create_test_list_file(self, file_name, content):
2024
fl = open(file_name, 'wt')
2028
def test_load_unknown(self):
2029
self.assertRaises(errors.NoSuchFile,
2030
tests.load_test_id_list, 'i_do_not_exist')
2032
def test_load_test_list(self):
2033
test_list_fname = 'test.list'
2034
self._create_test_list_file(test_list_fname,
2035
'mod1.cl1.meth1\nmod2.cl2.meth2\n')
2036
tlist = tests.load_test_id_list(test_list_fname)
2037
self.assertEquals(2, len(tlist))
2038
self.assertEquals('mod1.cl1.meth1', tlist[0])
2039
self.assertEquals('mod2.cl2.meth2', tlist[1])
2041
def test_load_dirty_file(self):
2042
test_list_fname = 'test.list'
2043
self._create_test_list_file(test_list_fname,
2044
' mod1.cl1.meth1\n\nmod2.cl2.meth2 \n'
2046
tlist = tests.load_test_id_list(test_list_fname)
2047
self.assertEquals(4, len(tlist))
2048
self.assertEquals('mod1.cl1.meth1', tlist[0])
2049
self.assertEquals('', tlist[1])
2050
self.assertEquals('mod2.cl2.meth2', tlist[2])
2051
self.assertEquals('bar baz', tlist[3])
2054
class TestFilteredByModuleTestLoader(tests.TestCase):
2056
def _create_loader(self, test_list):
2057
id_filter = tests.TestIdList(test_list)
2058
loader = TestUtil.FilteredByModuleTestLoader(id_filter.refers_to)
2061
def test_load_tests(self):
2062
test_list = ['bzrlib.tests.test_sampler.DemoTest.test_nothing']
2063
loader = self._create_loader(test_list)
2065
suite = loader.loadTestsFromModuleName('bzrlib.tests.test_sampler')
2066
self.assertEquals(test_list, _test_ids(suite))
2068
def test_exclude_tests(self):
2069
test_list = ['bogus']
2070
loader = self._create_loader(test_list)
2072
suite = loader.loadTestsFromModuleName('bzrlib.tests.test_sampler')
2073
self.assertEquals([], _test_ids(suite))
added
removed
bzrlib/tests/test_selftest.py
