michael@0: actual = '';
michael@0: expected = '7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,';
michael@0: 
michael@0: function heavy(s, t, u) {return eval(s)}
michael@0: 
michael@0: for (var i = 0; i < 5; ++i) {
michael@0:   var flat = heavy("(function () {var x = t * t; return function(){return x + u}})()", 2, 3);
michael@0:   for (var j = 0; j < 5; ++j) {
michael@0:     appendToActual(flat());
michael@0:   }
michael@0:  }
michael@0: 
michael@0: 
michael@0: assertEq(actual, expected)