PrepareBackupFactory { BackupResponse createBackupResponse(InternalDistributedMember sender, HashSet<PersistentID> persistentIds) { return new BackupResponse(sender, persistentIds); }    }
@Test public void createBackupResponseReturnsBackupResponse() { assertThat(prepareBackupFactory.createBackupResponse(member, null)) .isInstanceOf(BackupResponse.class); }