@Override
    public Set<KubevirtFloatingIp> floatingIpsByRouter(String routerName) {
        checkArgument(!Strings.isNullOrEmpty(routerName), ERR_NULL_ROUTER_NAME);
        return kubevirtRouterStore.floatingIps().stream()
                .filter(ips -> routerName.equals(ips.routerName()))
                .collect(Collectors.toSet());
    }
@Test
    public void testGetFloatingIpsByRouterName() {
        createBasicFloatingIpDisassociated();
        assertEquals("Number of floating IPs did not match", 1,
                target.floatingIpsByRouter(ROUTER_NAME).size());
    }