michael@0: // collection.iterator() returns an Iterator object.
michael@0: 
michael@0: load(libdir + "iteration.js");
michael@0: 
michael@0: function test(obj, name) {
michael@0:     var iter = obj[std_iterator]();
michael@0:     assertEq(typeof iter, "object");
michael@0:     assertEq(iter instanceof Iterator, true);
michael@0:     assertEq(iter.toString(), "[object " + obj.constructor.name + " Iterator]");
michael@0: }
michael@0: 
michael@0: test([]);
michael@0: test(new Map);
michael@0: test(new Set);