export default { html: ` `, get props() { return { 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' }]); } };