 use the given timing function only on the properties',
    'specified in the same keyframe.',
  ],
  author: 'Alan Cutter',
});

test(function() {
  assertAnimationStyles([
    {opacity: '0', left: '0px'},
    {opacity: '0.5', left: '50px', easing: 'steps(2, start)'},
  ], {
    0: {opacity: '0', left: '0px'},
    0.25: {opacity: '0.125', left: '12.5px'},
    0.5: {opacity: '0.25', left: '25px'},
    0.75: {opacity: '0.375', left: '37.5px'},
    1: {opacity: '0.5', left: '50px'},
  });
},
'element.animate(