ladybird/Tests/LibWeb/Text/input/setInterval.html

<script src="include.js"></script>
<script>
    asyncTest(done => {
        let count = 0;
        let intervalId = setInterval(() => {
            println("setInterval completed count=" + count++);
            if (count === 3) {
                clearInterval(intervalId);
                done();
            }
        }, 0);
    });
</script>