import type { ValueProvider } from '@angular/core';
import { emptyFunction } from '../utils/functions';
export declare const HISTORY_MOCK: {
    length: number;
    scrollRestoration: string;
    state: {};
    back: typeof emptyFunction;
    forward: typeof emptyFunction;
    go: typeof emptyFunction;
    pushState: typeof emptyFunction;
    replaceState: typeof emptyFunction;
};
export declare const UNIVERSAL_HISTORY: ValueProvider;