How to use the genie.conf.base.Interface function in genie

def test_single_line_config(self):

        # For failures
        self.maxDiff = None

        # Set Genie Tb
        testbed = Testbed()
        Genie.testbed = testbed

        # Device
        dev1 = Device(name='PE1', testbed=testbed, os='iosxr')
        intf1 = Interface(name='GigabitEthernet0/0/0/0', device=dev1, aliases=['PE1_1'])
        subif1 = Interface(name='GigabitEthernet0/0/0/1.10', device=dev1, aliases=['PE1_1'])
        vrf = Vrf(name='test', testbed=testbed)
        dev1.add_feature(vrf)

        # Apply configuration
        intf1.description = 'test'
        intf1.enabled = True
        intf1.mtu = 1492
        intf1.vrf = vrf
        intf1.mac_address = 'aabb.ccdd.eeff'
        intf1.bandwidth = 8192
        intf1.load_interval = 33
        intf1.unnumbered_intf_ref = 'GigabitEthernet0/0/0/1.10'
        intf1.ipv6_autoconf = True
        intf1.medium = 'p2p'

        # Build config

def setUp(self):
        self.maxDiff = None
        tb = Genie.testbed = Testbed()
        self.dev1 = Device(testbed=tb, name='PE1', os='iosxe')
        self.dev2 = Device(testbed=tb, name='PE2', os='iosxe')
        self.i1 = Interface(name='GigabitEthernet0/0/1', device=self.dev1)
        self.i2 = Interface(name='GigabitEthernet0/0/2', device=self.dev2)
        self.i3 = Interface(name='GigabitEthernet0/0/3', device=self.dev1)
        self.i4 = Interface(name='GigabitEthernet0/0/4', device=self.dev2)
        self.i5 = Interface(name='GigabitEthernet0/0/5', device=self.dev1)
        self.i6 = Interface(name='GigabitEthernet0/0/6', device=self.dev2)
        self.i7 = Interface(name='GigabitEthernet0/0/7', device=self.dev1)
        self.i8 = Interface(name='GigabitEthernet0/0/8', device=self.dev2)
        self.link = Link(name='1_2_1')
        self.link.connect_interface(interface=self.i1)
        self.link.connect_interface(interface=self.i2)
        self.link2 = Link(name='1_2_2')
        self.link2.connect_interface(interface=self.i3)
        self.link2.connect_interface(interface=self.i4)
        self.link3 = Link(name='1_2_3')
        self.link3.connect_interface(interface=self.i5)
        self.link3.connect_interface(interface=self.i6)
        self.link4 = Link(name='1_2_4')
        self.link4.connect_interface(interface=self.i7)
        self.link4.connect_interface(interface=self.i8)
        self.assertSetEqual(
            set(self.link.find_interfaces()),
            set([self.i1, self.i2]))

def test_ipv6_multiple_lines_confg(self):
        # For failures
        self.maxDiff = None

        # Set Genie Tb
        testbed = Testbed()
        Genie.testbed = testbed

        # Device
        dev1 = Device(name='PE1', testbed=testbed, os='nxos')
        intf1 = Interface(name='Ethernet3/7', device=dev1, \
            aliases=['PE1_1'])
        vrf = Vrf(name='test', testbed=testbed)
        dev1.add_feature(vrf)

        # Apply configuration
        intf1.description = 'multiple lines config'

        ipv6a = IPv6Addr(device=dev1)
        ipv6a.ipv6 = IPv6Address('2001:db1:1::1')
        ipv6a.ipv6_prefix_length = '64'
        intf1.add_ipv6addr(ipv6a)
        ipv6b = IPv6Addr(device=dev1)
        ipv6b.ipv6 = IPv6Address('2001:db1:2::2')
        ipv6b.ipv6_prefix_length = '64'
        intf1.add_ipv6addr(ipv6b)
        intf1.shutdown = False

def test_vni_lines_confg(self):
        # For failures
        self.maxDiff = None

        # Set Genie Tb
        testbed = Testbed()
        Genie.testbed = testbed

        # Device
        dev1 = Device(name='PE1', testbed=testbed, os='iosxr')
        intf1 = Interface(name='nve100', device=dev1, \
            aliases=['PE1_1'])

        # Apply configuration
        intf1.source_interface = Interface(name='Loopback0', device=dev1)
        vni = Vni(100, device=dev1)
        vni.mcast_group = '225.1.1.1 0.0.0.0'
        intf1.add_vni(vni)

        # Build config
        cfgs = intf1.build_config(apply=False)

        # Check config build correctly
        self.assertMultiLineEqual(
            str(cfgs),
            '\n'.join([
                'interface nve100',
                ' member vni 100',
                '  mcast-group 225.1.1.1 0.0.0.0',
                '  exit',
                ' source-interface Loopback0',

def setUp(self):
        self.tb = Genie.testbed = Testbed()
        self.dev1 = Device(testbed=self.tb, name='PE1', os='iosxr')
        self.dev2 = Device(testbed=self.tb, name='PE2', os='iosxr')
        self.i1 = Interface(name='GigabitEthernet0/0/0/1',device=self.dev1)
        self.i2 = Interface(name='GigabitEthernet0/0/0/2',device=self.dev2)
        self.i3 = Interface(name='GigabitEthernet0/0/0/3',device=self.dev1)
        self.i4 = Interface(name='GigabitEthernet0/0/0/4',device=self.dev2)
        self.i5 = Interface(name='GigabitEthernet0/0/0/5',device=self.dev1)
        self.i6 = Interface(name='GigabitEthernet0/0/0/6',device=self.dev2)
        self.i7 = Interface(name='GigabitEthernet0/0/0/7',device=self.dev1)
        self.i8 = Interface(name='GigabitEthernet0/0/0/8',device=self.dev2)
        self.link = Link(name='1_2_1',testbed=self.tb)
        self.link.connect_interface(interface=self.i1)
        self.link.connect_interface(interface=self.i2)
        self.link2 = Link(name='1_2_2',testbed=self.tb)
        self.link2.connect_interface(interface=self.i3)
        self.link2.connect_interface(interface=self.i4)
        self.link3 = Link(name='1_2_3',testbed=self.tb)
        self.link3.connect_interface(interface=self.i5)
        self.link3.connect_interface(interface=self.i6)
        self.link4 = Link(name='1_2_4',testbed=self.tb)
        self.link4.connect_interface(interface=self.i7)
        self.link4.connect_interface(interface=self.i8)
        self.assertSetEqual(
            set(self.link.find_interfaces()),
            set([self.i1, self.i2]))
        self.assertSetEqual(

def test_uncfg_interface(self):
        
        # For failures
        self.maxDiff = None

        # Set Genie Tb
        testbed = Testbed()
        Genie.testbed = testbed

        # Device
        dev1 = Device(name='PE1', testbed=testbed, os='nxos')
        intf1 = Interface(name='Ethernet3/7', device=dev1)
        intf2 = Interface(name='Vlan100', device=dev1)
        # vrf = Vrf(name='test', testbed=testbed)
        # dev1.add_feature(vrf)
        # make intf2 as L2 interface
        intf2.mtu = 500
        intf1.mtu = 500

        # Build config
        cfgs = intf1.build_config(apply=False)
        # Check config build correctly
        self.assertMultiLineEqual(
            str(cfgs),
            '\n'.join([
                'interface Ethernet3/7',
                ' mtu 500',
                ' exit'
                ]))

def setUp(self):
        self.tb = Genie.testbed = Testbed()
        self.dev1 = Device(testbed=self.tb, name='PE1', os='iosxe')
        self.dev2 = Device(testbed=self.tb, name='PE2', os='iosxe')
        self.i1 = Interface(name='GigabitEthernet0/0/1',device=self.dev1)
        self.i2 = Interface(name='GigabitEthernet0/0/2',device=self.dev2)
        self.i3 = Interface(name='GigabitEthernet0/0/3',device=self.dev1)
        self.i4 = Interface(name='GigabitEthernet0/0/4',device=self.dev2)
        self.i5 = Interface(name='GigabitEthernet0/0/5',device=self.dev1)
        self.i6 = Interface(name='GigabitEthernet0/0/6',device=self.dev2)
        self.i7 = Interface(name='GigabitEthernet0/0/7',device=self.dev1)
        self.i8 = Interface(name='GigabitEthernet0/0/8',device=self.dev2)
        self.link = Link(name='1_2_1',testbed=self.tb)
        self.link.connect_interface(interface=self.i1)
        self.link.connect_interface(interface=self.i2)
        self.link2 = Link(name='1_2_2',testbed=self.tb)
        self.link2.connect_interface(interface=self.i3)
        self.link2.connect_interface(interface=self.i4)
        self.link3 = Link(name='1_2_3',testbed=self.tb)
        self.link3.connect_interface(interface=self.i5)
        self.link3.connect_interface(interface=self.i6)
        self.link4 = Link(name='1_2_4',testbed=self.tb)
        self.link4.connect_interface(interface=self.i7)
        self.link4.connect_interface(interface=self.i8)

def remove_interface(self, interface):
        assert isinstance(interface, genie.conf.base.Interface)
        self._interfaces.remove(interface)

# enaDestructor -id on_resolve_fail -cancel
            active_xos_interfaces = []
            # enaTbSetDefaultTopologyLayer [keylget kltopo params.topolayer]
            for object_name, object_value in r.best_objects.items():
                if object_name in ('RESOLVE', 'SOLUTION'):
                    continue
                if object_value is None:
                    continue
                self.assign(object_name, object_value)
                if isinstance(object_value, genie.conf.base.Device):
                    # if { [enaTbGetTestDeviceParam $object_value -type] eq "router" } {
                    #     lappend lvActiveIntfs [enaTbFindInterface -router $object_value -interface "Loopback0" -create]
                    # }
                    # enaTbSetTestDevice $object_value -label [linsert [keylget kltopo objects.$object_name.params.labels] 0 $object_name]
                    pass
                elif isinstance(object_value, genie.conf.base.Interface):
                    active_xos_interfaces.append(object_value)
                    # enaTbSetInterface $object_value -topolayer [keylget kltopo params.topolayer]
                elif isinstance(object_value, genie.conf.base.Link):
                    # enaTbSetLink $object_value -topolayer [keylget kltopo params.topolayer]
                    pass
                else:
                    raise ValueError(object_value)
            Genie.testbed.set_active_interfaces(active_xos_interfaces)
            # enaTbSetDefaultTopologyLayer test
            self.resolved_subset = subset
            return

        # if { $_trace(dump_fail) } {
        #     xscale::dyntopo dump
        #     if { ![lcontain [xscale::dyntopo names] $::env(TESTBED)] } {
        #         set orig_current_dyntopo_name $current_dyntopo_name

return osInterface.clean_interface_name(interface_name)

    def short_interface_name(self, interface_name):
        osInterface = self.get_os_specific_Interface_class()
        return osInterface.short_interface_name(interface_name)


class EmulatedDevice(Device):

    role = Device.role.copy(
        default=Device.Role.emulated)

    tgen_interface = managedattribute(
        name='tgen_interface',
        type=managedattribute.test_auto_ref(
            managedattribute.test_isinstance(Interface)),
        gettype=managedattribute.auto_unref)

    @property
    def tgen_device(self):
        return self.tgen_interface.device

    tgen_handle = managedattribute(
        name='tgen_handle',
        default=None,
        type=(None, managedattribute.test_istype(str)),
        doc='''The emulated device handle, as understood by HLTAPI/low-level vendor APIs.''')

    emulated_loopback = managedattribute(
        name='emulated_loopback',
        default=None,
        #type=(None, managedattribute.test_isinstance(EmulatedLoopbackInterface)),