declare function setProperty(target: any, propertyKey: any, propertyValue: any): void; declare function resetProperty(target: any, propertyKey: any): void; export { setProperty, resetProperty }; export default function createPlayerTestkit(config?: {}, adapters?: any): { getModule(name: string): any; registerModule(name: string, fn: Function): void; registerModuleAsSingleton(name: string, fn: Function): void; setConfig(newConfig: object): void; setPlaybackAdapters(newAdapters: any): void; };