class TestInterfaceDriver(base.BaseTestCase, _TestInterfaceDriverMixin):
    def setUp(self):
        super(TestInterfaceDriver, self).setUp()
        config.register_interface_driver_opts_helper(cfg.CONF)
        cfg.CONF.register_opts(interface.OPTS)

    @mock.patch('neutron.agent.linux.ip_lib.IPDevice')
    @mock.patch.object(interface.LinuxInterfaceDriver, 'init_l3')
    def test_init_l3(self, init_l3, ipdev_cls):
        self.driver = RoutedInterfaceDriver(cfg.CONF)
        self.driver.init_l3('ns-dhcp', ['10.65.0.1/24'])
        init_l3.assert_called_with('ns-dhcp', ['10.65.0.1/24'])
        ipdev_cls.assert_called_with('ns-dhcp')
        ipdev = ipdev_cls.return_value
        ipdev.route.delete_onlink_route.assert_called_with('10.65.0.0/24')

    def test_plug_new_mtu_None(self):
        self._test_plug_new_mtu(None, None)

    def test_plug_new_mtu_network_device_mtu_trumps(self):
        try:
            cfg.CONF.set_override('network_device_mtu', 2000)
        except cfg.NoSuchOptError:
            self.skipTest('network_device_mtu option missing')
        self._test_plug_new_mtu(3000, 2000)

    def test_plug_new_mtu_passed_network_device_mtu_unset(self):
        self._test_plug_new_mtu(2000, 2000)
class TestInterfaceDriver(base.BaseTestCase, _TestInterfaceDriverMixin):
    def setUp(self):
        super(TestInterfaceDriver, self).setUp()
        config.register_interface_driver_opts_helper(cfg.CONF)
        cfg.CONF.register_opts(interface.OPTS)

    @mock.patch('neutron.agent.linux.ip_lib.IPDevice')
    @mock.patch.object(interface.LinuxInterfaceDriver, 'init_l3')
    def test_init_l3(self, init_l3, ipdev_cls):
        self.driver = RoutedInterfaceDriver(cfg.CONF)
        self.driver.init_l3('ns-dhcp', ['10.65.0.1/24'])
        init_l3.assert_called_with('ns-dhcp', ['10.65.0.1/24'])
        ipdev_cls.assert_called_with('ns-dhcp')
        ipdev = ipdev_cls.return_value
        ipdev.route.delete_onlink_route.assert_called_with('10.65.0.0/24')

    def test_plug_new_mtu_None(self):
        self._test_plug_new_mtu(None, None)

    def test_plug_new_mtu_network_device_mtu_trumps(self):
        try:
            cfg.CONF.set_override('network_device_mtu', 2000)
        except cfg.NoSuchOptError:
            self.skipTest('network_device_mtu option missing')
        self._test_plug_new_mtu(3000, 2000)

    def test_plug_new_mtu_passed_network_device_mtu_unset(self):
        self._test_plug_new_mtu(2000, 2000)
class TestInterfaceDriver(base.BaseTestCase):
    def setUp(self):
        super(TestInterfaceDriver, self).setUp()
        config.register_interface_driver_opts_helper(cfg.CONF)
        config.register_use_namespaces_opts_helper(cfg.CONF)
        cfg.CONF.register_opts(interface.OPTS)
        cfg.CONF.set_override('use_namespaces', False)

    @mock.patch('neutron.agent.linux.ip_lib.IPDevice')
    @mock.patch.object(interface.LinuxInterfaceDriver, 'init_l3')
    def test_init_l3(self, init_l3, ipdev_cls):
        self.driver = RoutedInterfaceDriver(cfg.CONF)
        self.driver.init_l3('ns-dhcp', ['10.65.0.1/24'])
        init_l3.assert_called_with('ns-dhcp', ['10.65.0.1/24'], None, [], None,
                                   [])
        ipdev_cls.assert_called_with('ns-dhcp', namespace=None)
        ipdev = ipdev_cls.return_value
        ipdev.route.delete_onlink_route.assert_called_with('10.65.0.0/24')