export default { props: { foo: { bar: ['x', 'y', 'z'] } }, html: ` `, ssrHtml: ` `, test({ assert, component, target, window }) { const inputs = target.querySelectorAll('input'); inputs[1].value = 'w'; inputs[1].dispatchEvent(new window.MouseEvent('input')); assert.deepEqual(component.foo, { bar: ['x', 'w', 'z'] }); } };