/** Browser parent adapter: exercises the actual SDK message protocol. */
export declare function connectPaywallTestParent(config: {
    paywallUrl: string;
    userId?: string;
    email?: string;
}, onMessage?: (data: Record<string, unknown>) => void): import("vitest").Mock<(data: Record<string, unknown>) => void>;
/** Configure the iframe location before rendering or server hydration. */
export declare function setEmbeddedPaywallTestLocation(query?: string): void;