export declare class EasyWsStub {
    private readonly _port;
    private readonly _path;
    private _socketServer?;
    private _connection?;
    private _resolveOnConnection?;
    private readonly _msgListeners;
    /**
     * A class to intercept and stub all messages on a certain socket.
     * @param port The port of the socket (localhost).
     * @param path The path of the socket (localhost).
     */
    constructor(port: number, path?: string);
    /**
     * Call this in your beforeEach hook to start using the stub.
     * @returns A promise that resolves when the stub is ready to use.
     */
    init(): Promise<void>;
    send(data: any): Promise<void>;
    close(): Promise<void>;
    waitForConnection(): Promise<void>;
    waitForMessage(message: any): Promise<void>;
}