import * as assert from 'assert';
import { tick } from 'svelte';
import './main.svelte';
export default async function (target) {
target.innerHTML = '';
await tick();
assert.equal(target.innerHTML, '');
const el = target.querySelector('custom-element');
const button = el.shadowRoot.querySelector('button');
assert.ok(button instanceof customElements.get('custom-button'));
}