<iframe id="ifr" srcdoc=""></iframe>
<script src="../include.js"></script>
<script>
    test(() => {
        ifr.contentDocument.body.innerHTML = "<a href='foo.html'>foo</a>";
        let href = ifr.contentDocument.body.querySelector("a").href;
        if (href.endsWith("foo.html")) {
            println("PASS (Didn't crash)");
        } else {
            println("FAIL");
        }
        ifr.remove();
    });
</script>