export default { props : { visible : true } , test ( { assert , component , target , raf } ) { component . visible = false ; const span = target . querySelector ( 'span' ) ; raf . tick ( 50 ) ; assert . equal ( span . foo , 0.5 ) ; component . visible = true ; assert . equal ( span . foo , 1 ) ; raf . tick ( 75 ) ; assert . equal ( span . foo , 1 ) ; raf . tick ( 100 ) ; assert . htmlEqual ( target . innerHTML , `
			<span>hello</span>
		` ) ; } } ;