michael@0: // Clearing a Set removes any strong references to its elements.
michael@0: 
michael@0: load(libdir + "referencesVia.js");
michael@0: 
michael@0: var s = Set();
michael@0: var obj = {};
michael@0: s.add(obj);
michael@0: assertEq(referencesVia(s, "key", obj), true);
michael@0: s.clear();
michael@0: if (typeof findReferences == 'function')
michael@0:     assertEq(referencesVia(s, "key", obj), false);