test delet doesn leav invalid depend pre build pre delet confirm depend delet test delet modelel depend client object model model model manag factori creat model object model core factori build model object model core factori build model object dep model core factori build depend object model core factori build model model core helper add client dep model uml factori delet model pump flush model event remov model uml factori remov invalid depend remov model facad client depend invalid depend remov model facad client depend 