@Test
  public void testIOCContext() throws Exception {

    // WHEN
    CleanupServiceImpl cleanupService = injector.getInstance(CleanupServiceImpl.class);

    // THEN
    Assert.assertNotNull("The cleanupService instance should be present in the IoC context", cleanupService);
    //Assert.assertFalse("The cleanup registry shouldn't be empty", cleanupService.showCleanupRegistry().isEmpty());
  }
Override JPA config values read from the ambari.properties

@return
ambari-server/src/test/java/org/apache/ambari/server/cleanup/CleanupServiceFunctionalTest.java