michael@0: // A closed Set iterator does not visit new entries added after a clear().
michael@0: 
michael@0: load(libdir + "iteration.js");
michael@0: 
michael@0: var s = Set();
michael@0: var it = s[std_iterator]();
michael@0: assertIteratorDone(it, undefined);  // close the iterator
michael@0: s.clear();
michael@0: s.add("a");
michael@0: assertIteratorDone(it, undefined);