ladybird/Tests/LibWeb/Text/input/HTML/button-attributes.html

<script src="../include.js"></script>
<script>
    test(() => {
        var button = document.createElement('button');
        println(button.type);
        button.setAttribute("type", "button");
        println(button.type);
        button.setAttribute("type", "BUTTON");
        println(button.type);
        button.setAttribute("type", "invalid");
        println(button.type);
        button.removeAttribute("type");
        println(button.type);
    });
</script>