test model element kind make sure doesn element request namespac test model element kind namespac constraint set test tag definit contain stereotyp model core helper add stereotyp stereotyp collect element model model manag helper model element kind bad model meta type tag definit element namespac return element element model model manag helper model element kind bad model meta type uml element namespac return element element model model manag helper model element kind bad model meta type element namespac return element 