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# Copyright (C) 2006 Canonical Ltd
# Authors: Robert Collins <robert.collins@canonical.com>
# -*- coding: utf-8 -*-
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""BzrDir implementation tests for bzr.
These test the conformance of all the bzrdir variations to the expected API.
Specific tests for individual formats are in the tests/test_bzrdir.py file
rather than in tests/branch_implementations/*.py.
"""
from bzrlib.bzrdir import BzrDirFormat
from bzrlib.tests import (
adapt_modules,
default_transport,
TestCaseWithTransport,
TestScenarioApplier,
)
from bzrlib.transport.memory import MemoryServer
class BzrDirTestProviderAdapter(TestScenarioApplier):
"""A tool to generate a suite testing multiple bzrdir formats at once.
This is done by copying the test once for each transport and injecting
the transport_server, transport_readonly_server, and bzrdir_format
classes into each copy. Each copy is also given a new id() to make it
easy to identify.
"""
def __init__(self, vfs_factory, transport_server, transport_readonly_server,
formats, name_suffix=''):
"""Create an object to adapt tests.
:param vfs_server: A factory to create a Transport Server which has
all the VFS methods working, and is writable.
"""
self._vfs_factory = vfs_factory
self._transport_server = transport_server
self._transport_readonly_server = transport_readonly_server
self._name_suffix = name_suffix
self.scenarios = self.formats_to_scenarios(formats)
def formats_to_scenarios(self, formats):
"""Transform the input formats to a list of scenarios.
:param formats: A list of bzrdir_format objects.
"""
result = []
for format in formats:
scenario_name = format.__class__.__name__
scenario_name += self._name_suffix
scenario = (scenario_name, {
"vfs_transport_factory":self._vfs_factory,
"transport_server":self._transport_server,
"transport_readonly_server":self._transport_readonly_server,
"bzrdir_format":format,
})
result.append(scenario)
return result
class TestCaseWithBzrDir(TestCaseWithTransport):
def setUp(self):
super(TestCaseWithBzrDir, self).setUp()
self.bzrdir = None
def get_bzrdir(self):
if self.bzrdir is None:
self.bzrdir = self.make_bzrdir(None)
return self.bzrdir
def make_bzrdir(self, relpath, format=None):
if format is None:
format = self.bzrdir_format
return super(TestCaseWithBzrDir, self).make_bzrdir(
relpath, format=format)
def load_tests(basic_tests, module, loader):
result = loader.suiteClass()
# add the tests for this module
result.addTests(basic_tests)
test_bzrdir_implementations = [
'bzrlib.tests.bzrdir_implementations.test_bzrdir',
]
formats = BzrDirFormat.known_formats()
adapter = BzrDirTestProviderAdapter(
default_transport,
None,
# None here will cause a readonly decorator to be created
# by the TestCaseWithTransport.get_readonly_transport method.
None,
formats)
# add the tests for the sub modules
adapt_modules(test_bzrdir_implementations, adapter, loader, result)
# This will always add the tests for smart server transport, regardless of
# the --transport option the user specified to 'bzr selftest'.
from bzrlib.smart.server import (
ReadonlySmartTCPServer_for_testing,
ReadonlySmartTCPServer_for_testing_v2_only,
SmartTCPServer_for_testing,
SmartTCPServer_for_testing_v2_only,
)
from bzrlib.remote import RemoteBzrDirFormat
# test the remote server behaviour using a MemoryTransport
smart_server_suite = loader.suiteClass()
adapt_to_smart_server = BzrDirTestProviderAdapter(
MemoryServer,
SmartTCPServer_for_testing,
ReadonlySmartTCPServer_for_testing,
[(RemoteBzrDirFormat())],
name_suffix='-default')
adapt_modules(test_bzrdir_implementations,
adapt_to_smart_server,
loader,
smart_server_suite)
adapt_to_smart_server = BzrDirTestProviderAdapter(
MemoryServer,
SmartTCPServer_for_testing_v2_only,
ReadonlySmartTCPServer_for_testing_v2_only,
[(RemoteBzrDirFormat())],
name_suffix='-v2')
adapt_modules(test_bzrdir_implementations,
adapt_to_smart_server,
loader,
smart_server_suite)
result.addTests(smart_server_suite)
return result
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