import * as grpc from '@grpc/grpc-js';
export declare class GrpcMockServer {
    readonly serverAddress: string;
    private readonly _server;
    constructor(serverAddress?: string);
    /**
     * Adds a gRPC service to the mock server.
     *
     * @param protoPath - Path to the proto file, or array of proto file paths (for modular protos).
     * @param pkgName - The package name defined in the proto.
     * @param serviceName - The service name defined in the proto.
     * @param implementations - The service implementation object.
     * @param protoLoadOptions - Options for proto-loader. Use `includeDirs` to specify import paths for modular protos.
     * @returns The GrpcMockServer instance.
     *
     * Example usage for modular protos:
     *   server.addService([
     *     'user/user.proto',
     *     'common/address.proto'
     *   ], 'user', 'UserService', impl, {
     *     includeDirs: ['common']
     *   });
     */
    addService(protoPath: string | string[], pkgName: string, serviceName: string, implementations: any, protoLoadOptions?: any): GrpcMockServer;
    get server(): grpc.Server;
    start(): Promise<GrpcMockServer>;
    stop(): Promise<GrpcMockServer>;
}