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# Copyright 2015 Futurewei. All rights reserved.
#
# 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.
from neutron.common import exceptions
from neutron.tests import base
from networking_sfc.services.sfc.common import ovs_ext_lib
class GetPortMaskTestCase(base.BaseTestCase):
def setUp(self):
super(GetPortMaskTestCase, self).setUp()
def tearDown(self):
super(GetPortMaskTestCase, self).tearDown()
def test_single_port(self):
masks = ovs_ext_lib.get_port_mask(100, 100)
self.assertEqual(masks, ['0x64/0xffff'])
def test_invalid_min_port(self):
self.assertRaises(
exceptions.InvalidInput,
ovs_ext_lib.get_port_mask,
0, 100
)
def test_invalid_max_port(self):
self.assertRaises(
exceptions.InvalidInput,
ovs_ext_lib.get_port_mask,
100, 65536
)
def test_invalid_port_range(self):
self.assertRaises(
exceptions.InvalidInput,
ovs_ext_lib.get_port_mask,
100, 99
)
def test_one_port_mask(self):
masks = ovs_ext_lib.get_port_mask(100, 101)
self.assertEqual(masks, ['0x64/0xfffe'])
masks = ovs_ext_lib.get_port_mask(100, 103)
self.assertEqual(masks, ['0x64/0xfffc'])
masks = ovs_ext_lib.get_port_mask(32768, 65535)
self.assertEqual(masks, ['0x8000/0x8000'])
def test_multi_port_masks(self):
masks = ovs_ext_lib.get_port_mask(101, 102)
self.assertEqual(masks, ['0x65/0xffff', '0x66/0xffff'])
masks = ovs_ext_lib.get_port_mask(101, 104)
self.assertEqual(
masks,
['0x65/0xffff', '0x66/0xfffe', '0x68/0xffff']
)
masks = ovs_ext_lib.get_port_mask(1, 65535)
self.assertEqual(
masks, [
'0x1/0xffff',
'0x2/0xfffe',
'0x4/0xfffc',
'0x8/0xfff8',
'0x10/0xfff0',
'0x20/0xffe0',
'0x40/0xffc0',
'0x80/0xff80',
'0x100/0xff00',
'0x200/0xfe00',
'0x400/0xfc00',
'0x800/0xf800',
'0x1000/0xf000',
'0x2000/0xe000',
'0x4000/0xc000',
'0x8000/0x8000'
]
)
masks = ovs_ext_lib.get_port_mask(32767, 65535)
self.assertEqual(
masks, ['0x7fff/0xffff', '0x8000/0x8000']
)
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