test_interface.py 文件源码

def test__switch_static_to_already_used_ip_address(self):
        interface = factory.make_Interface(INTERFACE_TYPE.PHYSICAL)
        subnet = factory.make_Subnet(vlan=interface.vlan)
        static_ip = factory.make_StaticIPAddress(
            alloc_type=IPADDRESS_TYPE.STICKY,
            ip=factory.pick_ip_in_Subnet(subnet),
            subnet=subnet, interface=interface)
        other_interface = factory.make_Interface(INTERFACE_TYPE.PHYSICAL)
        used_ip_address = factory.pick_ip_in_Subnet(
            subnet, but_not=[static_ip.ip])
        factory.make_StaticIPAddress(
            alloc_type=IPADDRESS_TYPE.STICKY,
            ip=used_ip_address,
            subnet=subnet, interface=other_interface)
        with ExpectedException(StaticIPAddressUnavailable):
            interface.update_ip_address(
                static_ip, INTERFACE_LINK_TYPE.STATIC, subnet,
                ip_address=used_ip_address)