@Rule
pubilc final AppEngineRule appengineRule = AppEngineRule.builder()
             .withAll() // all will setup all the appengine services like Datastore, Queue, Memcache etc
            .build();


@Rule
pubilc final AppEngineRule appengineRule = AppEngineRule.builder()
            .withTypes(Datastore, Memcache, Queue) //or configure using selective service
            .build();

// or go for complex one
@Rule
public final AppEngineRule appEngineRule = AppEngineRule.builder()

        // datastore & generate auto indexes xml file
        .withDatastore(datastoreConfig().setNoIndexAutoGen(false))

        // with memecache
        .withMemcache()

        // queue with specific queue.xml file
        .withQueue("{PROJECT_DIR}/src/main/webapp/WEB-INF/queue.xml")

        // UserService with an admin user loggedIn
        .withUserService(UserInfo.createAdmin("admin@testing.com", "admin_123"))

        // with url fetch service
        .withUrlFetcher()

        .build();