[animationevent-interface.html]
  [the event is an instance of AnimationEvent]
    expected: FAIL

  [animationName is readonly]
    expected: FAIL

  [type argument is null]
    expected: FAIL

  [elapsedTime has default value of 0.0]
    expected: FAIL

  [elapsedTime is readonly]
    expected: FAIL

  [elapsedTime set to 0.5]
    expected: FAIL

  [animationEventInit argument is empty dictionary]
    expected: FAIL

  [event type set to undefined]
    expected: FAIL

  [Missing type argument]
    expected: FAIL

  [AnimationEvent.pseudoElement initialized from the dictionary]
    expected: FAIL

  [the event inherts from Event]
    expected: FAIL

  [type argument is string]
    expected: FAIL

  [animationName set to 'sample']
    expected: FAIL

  [animationEventInit argument is undefined]
    expected: FAIL

  [animationEventInit argument is null]
    expected: FAIL

  [AnimationEventInit properties set value]
    expected: FAIL

  [animationName has default value of empty string]
    expected: FAIL

  [elapsedTime set to -0.5]
    expected: FAIL

  [elapsedTime cannot be set to -Infinity]
    expected: FAIL

  [elapsedTime cannot be set to Infinity]
    expected: FAIL

  [animationName set to [\]]
    expected: FAIL

  [elapsedTime set to null]
    expected: FAIL

  [elapsedTime set to an object with a valueOf function]
    expected: FAIL

  [animationName set to an object with a valueOf function]
    expected: FAIL

  [elapsedTime cannot be set to NaN]
    expected: FAIL

  [elapsedTime set to true]
    expected: FAIL

  [elapsedTime set to '']
    expected: FAIL

  [elapsedTime set to [0.5\]]
    expected: FAIL

  [elapsedTime set to undefined]
    expected: FAIL

  [animationName set to true]
    expected: FAIL

  [elapsedTime set to false]
    expected: FAIL

  [elapsedTime set to [\]]
    expected: FAIL

  [elapsedTime cannot be set to [0.5, 1.0\]]
    expected: FAIL

  [animationName set to null]
    expected: FAIL

  [animationName set to an object]
    expected: FAIL

  [elapsedTime cannot be set to 'sample']
    expected: FAIL

  [animationName set to undefined]
    expected: FAIL

  [animationName set to [1, 2, 3\]]
    expected: FAIL

  [animationName set to false]
    expected: FAIL

  [animationName set to a number]
    expected: FAIL

  [elapsedTime cannot be set to an object]
    expected: FAIL