@Override
  public List<ServiceDTO> getServiceInstances(String serviceId) {
    String configName = SERVICE_ID_TO_CONFIG_NAME.get(serviceId);
    if (configName == null) {
      return Collections.emptyList();
    }

    return assembleServiceDTO(serviceId, bizConfig.getValue(configName));
  }
@Test
  public void testGetServiceInstancesWithInvalidServiceId() {
    String someInvalidServiceId = "someInvalidServiceId";

    assertTrue(kubernetesDiscoveryService.getServiceInstances(someInvalidServiceId).isEmpty());
  }