CloudDatastoreBackend extends AbstractDatabaseBackend { @Override public void initializeDatabase() { }  @Override List<Model> getAll(Class modelClass); @Override Model get(Class modelClass, String objectId); void save(Model model); @Override void delete(Model model); @Override int deleteExpiredItems(Class modelClass, String field, Long cutoffTime, Integer numItems); @Override void initializeDatabase(); @Override CheckResult checkConnection();  }
@Test public void testInitializeDatabase() { }