@Test
 public void testTableSequenceIdentifierGenerator() {
   LOGGER.debug("testTableSequenceIdentifierGenerator");
   doInJPA(
       entityManager -> {
         for (int i = 0; i < 5; i++) {
           entityManager.persist(new TableSequenceIdentifier());
         }
         entityManager.flush();
       });
 }
  @Test
  public void test() {

    doInJPA(
        entityManager -> {
          Post post = new Post();
          post.setId(1L);
          post.setTitle("High-Performance Java Persistence");
          entityManager.persist(post);
        });
    doInJPA(
        entityManager -> {
          Post post = entityManager.find(Post.class, 1L);
          LOGGER.info("Fetched post: {}", post);
          post.setScore(12);
        });
  }