<script src="../include.js"></script>
<script>
    var rafIds = [];
    asyncTest((done) => {
        rafIds.push(requestAnimationFrame(function() {
            rafIds.push(requestAnimationFrame(function() {
                rafIds.push(requestAnimationFrame(function() {
                    println(rafIds);
                    done();
                }));
            }));
        }));
    });
</script>