    @Test
    public void selectByCluster() {

        ClusterH2Entity envH2Entity = insertOneData();
        ClusterEntity envEntity = clusterDao.selectByCluster(envH2Entity.getCluster());
        Assert.assertNotNull(envEntity);
        assertEqualWithIgnore(envH2Entity, envEntity, "id");
        clusterJpaRepository.deleteById(envH2Entity.getId());
    }