import { BasicCache } from "./BasicCache";
/**
 * In-memory cache, basically for testing
 */
export declare class MemoryCache extends BasicCache {
    private data;
    exists(key: string): Promise<boolean>;
    get(key: string): Promise<any>;
    set(key: string, value: any, ttl: number): Promise<void>;
    delete(key: string): Promise<void>;
    deleteAll(): Promise<void>;
}