test stereotyp test stereotyp object cl model core factori build model core helper set namespac cl model model manag factori creat collect coll model facad stereotyp cl equal coll size object stereotyp model extens mechan factori build stereotyp test stereotyp model facad namespac cl model core helper add stereotyp cl stereotyp collect coll model facad stereotyp cl equal coll size coll contain stereotyp 