michael@0: function testResumeOp() {
michael@0:     var a = [1,"2",3,"4",5,"6",7,"8",9,"10",11,"12",13,"14",15,"16"];
michael@0:     var x = "";
michael@0:     while (a.length > 0)
michael@0:         x += a.pop();
michael@0:     return x;
michael@0: }
michael@0: assertEq(testResumeOp(), "16151413121110987654321");