/// <reference types="jasmine" />
export declare class Setup<T, TReturn> {
    private object;
    private key;
    private spy;
    constructor(object: T, key: keyof T);
    readonly Spy: jasmine.Spy;
    /** Setup the return value for the setup of the property */
    is(value: TReturn): Setup<T, TReturn>;
    /** deprecated use is() */
    returns(value: TReturn): void;
}