# test_utils.py -- Tests for git compatibility utilities
# Copyright (C) 2010 Google, Inc.
#
# Dulwich is dual-licensed under the Apache License, Version 2.0 and the GNU
# General Public License as public by the Free Software Foundation; version 2.0
# or (at your option) any later version. You can redistribute it and/or
# modify it under the terms of either of these two licenses.
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# You should have received a copy of the licenses; if not, see
# <http://www.gnu.org/licenses/> for a copy of the GNU General Public License
# and <http://www.apache.org/licenses/LICENSE-2.0> for a copy of the Apache
# License, Version 2.0.
#
"""Tests for git compatibility utilities."""
from dulwich.tests import (
SkipTest,
TestCase,
)
from dulwich.tests.compat import utils
class GitVersionTests(TestCase):
def setUp(self):
super(GitVersionTests, self).setUp()
self._orig_run_git = utils.run_git
self._version_str = None # tests can override to set stub version
def run_git(args, **unused_kwargs):
self.assertEqual(['--version'], args)
return 0, self._version_str
utils.run_git = run_git
def tearDown(self):
super(GitVersionTests, self).tearDown()
utils.run_git = self._orig_run_git
def test_git_version_none(self):
self._version_str = b'not a git version'
self.assertEqual(None, utils.git_version())
def test_git_version_3(self):
self._version_str = b'git version 1.6.6'
self.assertEqual((1, 6, 6, 0), utils.git_version())
def test_git_version_4(self):
self._version_str = b'git version 1.7.0.2'
self.assertEqual((1, 7, 0, 2), utils.git_version())
def test_git_version_extra(self):
self._version_str = b'git version 1.7.0.3.295.gd8fa2'
self.assertEqual((1, 7, 0, 3), utils.git_version())
def assertRequireSucceeds(self, required_version):
try:
utils.require_git_version(required_version)
except SkipTest:
self.fail()
def assertRequireFails(self, required_version):
self.assertRaises(SkipTest, utils.require_git_version,
required_version)
def test_require_git_version(self):
try:
self._version_str = b'git version 1.6.6'
self.assertRequireSucceeds((1, 6, 6))
self.assertRequireSucceeds((1, 6, 6, 0))
self.assertRequireSucceeds((1, 6, 5))
self.assertRequireSucceeds((1, 6, 5, 99))
self.assertRequireFails((1, 7, 0))
self.assertRequireFails((1, 7, 0, 2))
self.assertRaises(ValueError, utils.require_git_version,
(1, 6, 6, 0, 0))
self._version_str = b'git version 1.7.0.2'
self.assertRequireSucceeds((1, 6, 6))
self.assertRequireSucceeds((1, 6, 6, 0))
self.assertRequireSucceeds((1, 7, 0))
self.assertRequireSucceeds((1, 7, 0, 2))
self.assertRequireFails((1, 7, 0, 3))
self.assertRequireFails((1, 7, 1))
except SkipTest as e:
# This test is designed to catch all SkipTest exceptions.
self.fail('Test unexpectedly skipped: %s' % e)