@Override
    public void updateApiConfig(K8sApiConfig config) {
        checkNotNull(config, ERR_NULL_CONFIG);
        configStore.updateApiConfig(config);
        log.info(String.format(MSG_CONFIG, endpoint(config), MSG_UPDATED));
    }
@Test(expected = IllegalArgumentException.class)
    public void testUpdateNotExistingConfig() {
        target.updateApiConfig(apiConfig1);
    }