export default { html: ` `, props: { items: [{ value: 'hullo' }, { value: 'world' }] }, test({ assert, component, target, window }) { const selects = [...target.querySelectorAll('select')]; const change = new window.Event('change'); selects[1].options[0].selected = true; selects[1].dispatchEvent(change); assert.deepEqual(component.items, [ { value: 'hullo' }, { value: 'hullo' } ]); } };