vmware-nsx/quantum/tests/unit/linuxbridge/test_lb_db.py
Monty Taylor c90977b4f6 Use testtools instead of unittest or unittest2.
As part of the move towards testr and parallel test running, we
start to use testtools and fixtures to make the test suite
resilient and more pedantic.

Part of blueprint grizzly-testtools

Change-Id: I90250de9fe21237db34f6a50b89b15863e270aa5
2013-02-26 19:32:30 +09:00

165 lines
7.7 KiB
Python

# Copyright (c) 2012 OpenStack, LLC.
#
# 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 testtools
from testtools import matchers
from quantum.common import exceptions as q_exc
from quantum.db import api as db
from quantum.plugins.linuxbridge.db import l2network_db_v2 as lb_db
from quantum.tests.unit import test_db_plugin as test_plugin
PHYS_NET = 'physnet1'
PHYS_NET_2 = 'physnet2'
VLAN_MIN = 10
VLAN_MAX = 19
VLAN_RANGES = {PHYS_NET: [(VLAN_MIN, VLAN_MAX)]}
UPDATED_VLAN_RANGES = {PHYS_NET: [(VLAN_MIN + 5, VLAN_MAX + 5)],
PHYS_NET_2: [(VLAN_MIN + 20, VLAN_MAX + 20)]}
class NetworkStatesTest(testtools.TestCase):
def setUp(self):
super(NetworkStatesTest, self).setUp()
lb_db.initialize()
lb_db.sync_network_states(VLAN_RANGES)
self.session = db.get_session()
self.addCleanup(db.clear_db)
def test_sync_network_states(self):
self.assertIsNone(lb_db.get_network_state(PHYS_NET,
VLAN_MIN - 1))
self.assertFalse(lb_db.get_network_state(PHYS_NET,
VLAN_MIN).allocated)
self.assertFalse(lb_db.get_network_state(PHYS_NET,
VLAN_MIN + 1).allocated)
self.assertFalse(lb_db.get_network_state(PHYS_NET,
VLAN_MAX - 1).allocated)
self.assertFalse(lb_db.get_network_state(PHYS_NET,
VLAN_MAX).allocated)
self.assertIsNone(lb_db.get_network_state(PHYS_NET,
VLAN_MAX + 1))
lb_db.sync_network_states(UPDATED_VLAN_RANGES)
self.assertIsNone(lb_db.get_network_state(PHYS_NET,
VLAN_MIN + 5 - 1))
self.assertFalse(lb_db.get_network_state(PHYS_NET,
VLAN_MIN + 5).allocated)
self.assertFalse(lb_db.get_network_state(PHYS_NET,
VLAN_MIN + 5 + 1).allocated)
self.assertFalse(lb_db.get_network_state(PHYS_NET,
VLAN_MAX + 5 - 1).allocated)
self.assertFalse(lb_db.get_network_state(PHYS_NET,
VLAN_MAX + 5).allocated)
self.assertIsNone(lb_db.get_network_state(PHYS_NET,
VLAN_MAX + 5 + 1))
self.assertIsNone(lb_db.get_network_state(PHYS_NET_2,
VLAN_MIN + 20 - 1))
self.assertFalse(lb_db.get_network_state(PHYS_NET_2,
VLAN_MIN + 20).allocated)
self.assertFalse(lb_db.get_network_state(PHYS_NET_2,
VLAN_MIN + 20 + 1).allocated)
self.assertFalse(lb_db.get_network_state(PHYS_NET_2,
VLAN_MAX + 20 - 1).allocated)
self.assertFalse(lb_db.get_network_state(PHYS_NET_2,
VLAN_MAX + 20).allocated)
self.assertIsNone(lb_db.get_network_state(PHYS_NET_2,
VLAN_MAX + 20 + 1))
lb_db.sync_network_states(VLAN_RANGES)
self.assertIsNone(lb_db.get_network_state(PHYS_NET,
VLAN_MIN - 1))
self.assertFalse(lb_db.get_network_state(PHYS_NET,
VLAN_MIN).allocated)
self.assertFalse(lb_db.get_network_state(PHYS_NET,
VLAN_MIN + 1).allocated)
self.assertFalse(lb_db.get_network_state(PHYS_NET,
VLAN_MAX - 1).allocated)
self.assertFalse(lb_db.get_network_state(PHYS_NET,
VLAN_MAX).allocated)
self.assertIsNone(lb_db.get_network_state(PHYS_NET,
VLAN_MAX + 1))
self.assertIsNone(lb_db.get_network_state(PHYS_NET_2,
VLAN_MIN + 20))
self.assertIsNone(lb_db.get_network_state(PHYS_NET_2,
VLAN_MAX + 20))
def test_network_pool(self):
vlan_ids = set()
for x in xrange(VLAN_MIN, VLAN_MAX + 1):
physical_network, vlan_id = lb_db.reserve_network(self.session)
self.assertEqual(physical_network, PHYS_NET)
self.assertThat(vlan_id, matchers.GreaterThan(VLAN_MIN - 1))
self.assertThat(vlan_id, matchers.LessThan(VLAN_MAX + 1))
vlan_ids.add(vlan_id)
with testtools.ExpectedException(q_exc.NoNetworkAvailable):
physical_network, vlan_id = lb_db.reserve_network(self.session)
for vlan_id in vlan_ids:
lb_db.release_network(self.session, PHYS_NET, vlan_id, VLAN_RANGES)
def test_specific_network_inside_pool(self):
vlan_id = VLAN_MIN + 5
self.assertFalse(lb_db.get_network_state(PHYS_NET,
vlan_id).allocated)
lb_db.reserve_specific_network(self.session, PHYS_NET, vlan_id)
self.assertTrue(lb_db.get_network_state(PHYS_NET,
vlan_id).allocated)
with testtools.ExpectedException(q_exc.VlanIdInUse):
lb_db.reserve_specific_network(self.session, PHYS_NET, vlan_id)
lb_db.release_network(self.session, PHYS_NET, vlan_id, VLAN_RANGES)
self.assertFalse(lb_db.get_network_state(PHYS_NET,
vlan_id).allocated)
def test_specific_network_outside_pool(self):
vlan_id = VLAN_MAX + 5
self.assertIsNone(lb_db.get_network_state(PHYS_NET, vlan_id))
lb_db.reserve_specific_network(self.session, PHYS_NET, vlan_id)
self.assertTrue(lb_db.get_network_state(PHYS_NET,
vlan_id).allocated)
with testtools.ExpectedException(q_exc.VlanIdInUse):
lb_db.reserve_specific_network(self.session, PHYS_NET, vlan_id)
lb_db.release_network(self.session, PHYS_NET, vlan_id, VLAN_RANGES)
self.assertIsNone(lb_db.get_network_state(PHYS_NET, vlan_id))
class NetworkBindingsTest(test_plugin.QuantumDbPluginV2TestCase):
def setUp(self):
super(NetworkBindingsTest, self).setUp()
lb_db.initialize()
self.session = db.get_session()
def test_add_network_binding(self):
with self.network() as network:
TEST_NETWORK_ID = network['network']['id']
self.assertIsNone(lb_db.get_network_binding(self.session,
TEST_NETWORK_ID))
lb_db.add_network_binding(self.session, TEST_NETWORK_ID, PHYS_NET,
1234)
binding = lb_db.get_network_binding(self.session, TEST_NETWORK_ID)
self.assertIsNotNone(binding)
self.assertEqual(binding.network_id, TEST_NETWORK_ID)
self.assertEqual(binding.physical_network, PHYS_NET)
self.assertEqual(binding.vlan_id, 1234)