@Override
    public void updateHost(K8sHost host) {
        checkNotNull(host, ERR_NULL_HOST);

        hostStore.updateHost(host);

        log.info(String.format(MSG_HOST, host.hostIp().toString(), MSG_UPDATED));
    }
@Test
    public void testAddNodesToHost() {
        K8sHost updated = HOST_2.updateNodeNames(ImmutableSet.of("3", "4", "5"));
        target.updateHost(updated);
        validateEvents(K8S_HOST_UPDATED, K8S_NODES_ADDED);
    }