octavia-lib/octavia_lib/tests/unit/api/drivers/test_driver_lib.py

107 lines
4.3 KiB
Python

# Copyright 2018 Rackspace, US Inc.
#
# 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 mock
from octavia_lib.api.drivers import driver_lib
from octavia_lib.api.drivers import exceptions as driver_exceptions
from octavia_lib.tests.unit import base
class TestDriverLib(base.TestCase):
def setUp(self):
self.mock_socket = mock.MagicMock()
with mock.patch('socket.socket') as socket_mock:
socket_mock.return_value = self.mock_socket
self.driver_lib = driver_lib.DriverLibrary()
super(TestDriverLib, self).setUp()
@mock.patch('six.moves.builtins.memoryview')
def test_recv(self, mock_memoryview):
self.mock_socket.recv.side_effect = ['1', '\n']
self.mock_socket.recv_into.return_value = 1
mv_mock = mock.MagicMock()
mock_memoryview.return_value = mv_mock
mv_mock.tobytes.return_value = '"test data"'
response = self.driver_lib._recv()
calls = [mock.call(1), mock.call(1)]
self.mock_socket.recv.assert_has_calls(calls)
self.mock_socket.recv_into.assert_called_once_with(
mv_mock.__getitem__(), 1)
self.assertEqual('test data', response)
@mock.patch('octavia_lib.api.drivers.driver_lib.DriverLibrary._recv')
def test_send(self, mock_recv):
mock_recv.return_value = 'fake_response'
response = self.driver_lib._send('fake_path', 'test data')
self.mock_socket.connect.assert_called_once_with('fake_path')
self.mock_socket.send.assert_called_once_with('11\n')
self.mock_socket.sendall.assert_called_once_with('"test data"')
self.mock_socket.close.assert_called_once()
self.assertEqual(mock_recv.return_value, response)
@mock.patch('octavia_lib.api.drivers.driver_lib.DriverLibrary._send')
def test_update_loadbalancer_status(self, mock_send):
error_dict = {'status_code': 500, 'fault_string': 'boom',
'status_object': 'balloon', 'status_object_id': '1',
'status_record': 'tunes'}
mock_send.side_effect = [{'status_code': 200}, Exception('boom'),
error_dict]
# Happy path
self.driver_lib.update_loadbalancer_status('fake_status')
mock_send.assert_called_once_with('/var/run/octavia/status.sock',
'fake_status')
# Test general exception
self.assertRaises(driver_exceptions.UpdateStatusError,
self.driver_lib.update_loadbalancer_status,
'fake_status')
# Test bad status code returned
self.assertRaises(driver_exceptions.UpdateStatusError,
self.driver_lib.update_loadbalancer_status,
'fake_status')
@mock.patch('octavia_lib.api.drivers.driver_lib.DriverLibrary._send')
def test_update_listener_statistics(self, mock_send):
error_dict = {'status_code': 500, 'fault_string': 'boom',
'status_object': 'balloon', 'status_object_id': '1',
'status_record': 'tunes'}
mock_send.side_effect = [{'status_code': 200}, Exception('boom'),
error_dict]
# Happy path
self.driver_lib.update_listener_statistics('fake_stats')
mock_send.assert_called_once_with('/var/run/octavia/stats.sock',
'fake_stats')
# Test general exception
self.assertRaises(driver_exceptions.UpdateStatisticsError,
self.driver_lib.update_listener_statistics,
'fake_stats')
# Test bad status code returned
self.assertRaises(driver_exceptions.UpdateStatisticsError,
self.driver_lib.update_listener_statistics,
'fake_stats')