MockAnimationPlayer

    
      class MockAnimationPlayer extends NoopAnimationPlayer {  constructor(element: any, keyframes: ɵStyleDataMap[], duration: number, delay: number, easing: string, previousPlayers: any[]): MockAnimationPlayer;  previousStyles: ɵStyleDataMap;  currentSnapshot: ɵStyleDataMap;  override element: any;  override keyframes: ɵStyleDataMap[];  override duration: number;  override delay: number;  override easing: string;  override previousPlayers: any[];  reset(): void;  finish(): void;  destroy(): void;  play(): void;  hasStarted(): boolean;  beforeDestroy(): void;}