import { Messenger } from "../messenger.js";
import { Conduit } from "../conduits/conduit.js";
import { MathFns } from "../../../core/testing/setup-math-spy.js";
export declare function setupSide(conduit: Conduit): {
    calls: {
        add: {
            a: number;
            b: number;
            ret: number;
        }[];
        mul: {
            a: number;
            b: number;
            ret: number;
        }[];
    };
    fns: MathFns;
    messenger: Messenger<MathFns, any>;
};