/**
 * ** Fake method to mock methods.
 *
 * e.g.
 *      .and.callFake(CallFake)
 */
export declare const CallFake: (..._args: any[]) => any;
/**
 * ** Utility to trigger keyboard event from some HTMLElement.
 */
export declare const triggerKeyboardEvent: (el: HTMLElement, type: string, keyCode: string) => void;