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OpenStack Study: test_ipv6.py

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# Copyright 2013 IBM Corp.

# 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 ipv6_utils

from neutron.tests import base

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class IPv6byEUI64TestCase(base.BaseTestCase):

"""Unit tests for generate IPv6 by EUI-64 operations."""

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    def test_generate_IPv6_by_EUI64(self):

        addr = ipv6_utils.get_ipv6_addr_by_EUI64('2001:db8::',

                                                 '00:16:3e:33:44:55')

        self.assertEqual('2001:db8::216:3eff:fe33:4455', addr.format())

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    def test_generate_IPv6_with_IPv4_prefix(self):

        ipv4_prefix = '10.0.8'

        mac = '00:16:3e:33:44:55'

        self.assertRaises(TypeError, lambda:

                          ipv6_utils.get_ipv6_addr_by_EUI64(ipv4_prefix, mac))

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    def test_generate_IPv6_with_bad_mac(self):

        bad_mac = '00:16:3e:33:44:5Z'

        prefix = '2001:db8::'

        self.assertRaises(TypeError, lambda:

                          ipv6_utils.get_ipv6_addr_by_EUI64(prefix, bad_mac))

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    def test_generate_IPv6_with_bad_prefix(self):

        mac = '00:16:3e:33:44:55'

        bad_prefix = 'bb'

        self.assertRaises(TypeError, lambda:

                          ipv6_utils.get_ipv6_addr_by_EUI64(bad_prefix, mac))

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    def test_generate_IPv6_with_error_prefix_type(self):

        mac = '00:16:3e:33:44:55'

        prefix = 123

        self.assertRaises(TypeError, lambda:

                          ipv6_utils.get_ipv6_addr_by_EUI64(prefix, mac))