michael@0: var obj = new Object();
michael@0: var passed = true;
michael@0: for (var i = 0; i < 100; i++) {
michael@0:     if (obj['-1'] == null)
michael@0:         obj['-1'] = new Array();
michael@0:     assertEq(obj['-1'] == null, false);
michael@0:     obj = new Object();
michael@0: }