List<Integer> allocatePorts(NetworkPortRequestor service, int wantedPort) {
        PortAllocBridge allocator = new PortAllocBridge(this, service);
        service.allocatePorts(wantedPort, allocator);
        return allocator.result();
    }
@Test
    void port_above_vespas_port_range_can_be_reserved() {
        HostPorts host = new HostPorts("myhostname");
        MockRoot root = new MockRoot();
        host.allocatePorts(new TestService(root, 1), HostPorts.BASE_PORT + HostPorts.MAX_PORTS + 1);
    }