test delet oper contain statechart diagram diagram delet test delet oper state diagram project project manag manag open project equal diagram list size size member member size size diagram diagram list size test diagram object model model manag factori build test object model core factori build object type type object oper model core factori build oper type statediagram object machin model state machin factori build state machin oper uml state diagram uml state diagram model facad namespac machin machin add member equal size diagram diagram list size equal size member member size trash oper model pump flush model event oper trash trash oper chang issu statemachin trash model uml factori remov machin equal size diagram diagram list size equal size member member size issu solv delet diagram exist 