import { type SessionStore } from './SessionStore.js';
export type SessionStoreFactory = () => SessionStore | Promise<SessionStore>;
/**
 * Registers the shared SessionStore contract tests. Must be invoked at the
 * top level of a bun test file.
 */
export declare function runSessionStoreContract(factory: SessionStoreFactory): void;
/**
 * Registers optimistic-concurrency (CAS) contract tests for SessionStore adapters.
 * Two concurrent saves with the same expected version: exactly one succeeds.
 */
export declare function runSessionStoreCasContract(factory: SessionStoreFactory): void;