<script src="../include.js"></script>
<script>
    let doc = new DOMParser().parseFromString(`<link rel="stylesheet" href="data:text/css,div{}">`, `text/html`);
    let link = doc.head.firstChild;
    document.head.appendChild(link);
    test(() => {
        println("Sheets in old doc: " + doc.styleSheets.length)
        println("Sheets in new doc: " + document.styleSheets.length)
        println("PASS (didn't crash)");
    })
</script>