       { currentTime: 1249, progress: 0.5 },
                  { currentTime: 1250, progress: 0 },
                  { currentTime: 1749, progress: 0 },
                  { currentTime: 1750, progress: 0.5 },
                  { currentTime: 2000, progress: 0.5 },
                  { currentTime: 2500, progress: 0.5 },
                ]
  },
  {
    description: 'Test bounds point of steps(jump-both) easing',
    effect:     {
                  delay: 1000,
                  duration: 1000,
                