[CSSAnimation-effect.tentative.html]
  [Replacing an animation's effect with an effect that targets a different property should update both properties]
    expected: FAIL

  [CSS animation events are dispatched at the original element even after setting an effect with a different target element]
    expected: FAIL

  [Replacing the effect of a CSSAnimation causes subsequent changes to corresponding animation-* properties to be ignored]
    expected: FAIL

  [Replacing an animation's effect with a shorter one that should have already finished, the animation finishes immediately]
    expected: FAIL

  [A play-pending animation's effect whose effect is replaced still exits the pending state]
    expected: FAIL

  [After replacing a finished animation's effect with a longer one it fires an animationstart event]
    expected: FAIL

  [Setting a null effect on a running animation fires an animationend event]
    expected: FAIL

  [Setting animation-composition sets the composite property on the effect]
    expected: FAIL