<!DOCTYPE html>

<p>When the AuthorShadowDOM has only a shadow element, this should be rendered like no Shadow DOM is added.</p>
<form>
    <select id="host">
        <option disabled>Please select</option>
        <optgroup label="Rank 1"></optgroup>
        <option value="hoge" selected>hoge</option>
    </select>
    <input id="submit" type="submit" value="Submit">
</form>

<script>
var host = document.getElementById('host');
var shadowRoot = host.createShadowRoot();
shadowRoot.innerHTML = "<shadow></shadow>"
</script>
