ladybird/Tests/LibWeb/Text/input/Editing/execCommand-forwardDelete.html

<script src="../include.js"></script>
<div contenteditable="true">foobar</div>
<script>
    test(() => {
        var divElm = document.querySelector('div');
        println(`Before: ${divElm.textContent}`);

        // Put cursor after 'foo'
        var range = document.createRange();
        range.setStart(divElm.childNodes[0], 3);
        getSelection().addRange(range);

        // Press delete
        document.execCommand('forwardDelete');

        println(`After: ${divElm.textContent}`);
    });
</script>