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# Copyright 2010 OpenStack Foundation
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# 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.
import errno
import socket
from unittest import mock
import fixtures
from nova.db import api as db
from nova import test
from nova.tests.unit import utils as test_utils
class TestUtilsTestCase(test.TestCase):
def test_get_test_admin_context(self):
# get_test_admin_context's return value behaves like admin context.
ctxt = test_utils.get_test_admin_context()
# TODO(soren): This should verify the full interface context
# objects expose.
self.assertTrue(ctxt.is_admin)
def test_get_test_instance(self):
# get_test_instance's return value looks like an instance_ref.
instance_ref = test_utils.get_test_instance()
ctxt = test_utils.get_test_admin_context()
db.instance_get(ctxt, instance_ref['id'])
def test_ipv6_supported(self):
self.assertIn(test_utils.is_ipv6_supported(), (False, True))
def fake_open(path):
raise IOError
def fake_socket_fail(x, y):
e = socket.error()
e.errno = errno.EAFNOSUPPORT
raise e
def fake_socket_ok(x, y):
return mock.Mock()
with fixtures.MonkeyPatch('socket.socket', fake_socket_fail):
self.assertFalse(test_utils.is_ipv6_supported())
with fixtures.MonkeyPatch('socket.socket', fake_socket_ok):
with fixtures.MonkeyPatch('sys.platform', 'windows'):
self.assertTrue(test_utils.is_ipv6_supported())
with fixtures.MonkeyPatch('sys.platform', 'linux2'):
with fixtures.MonkeyPatch('builtins.open', fake_open):
self.assertFalse(test_utils.is_ipv6_supported())
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