private Users users;
private EntityManager entityManager;
@Before
public void setup() throws Exception {
injector = Guice.createInjector(new InMemoryDefaultTestModule());
injector.getInstance(GuiceJpaInitializer.class);
entityManager = injector.getInstance(EntityManager.class);
clusters = injector.getInstance(Clusters.class);
actionDB = injector.getInstance(ActionDBAccessor.class);
controller = injector.getInstance(AmbariManagementController.class);