import { Storage } from "../matrix/storage/idb/Storage";
import { CreateObjectStore } from "../matrix/storage/idb/utils";
export declare function createMockStorage(): Promise<Storage>;
export declare function createMockIDBFactory(): Promise<IDBFactory>;
export declare function getMockIDBKeyRange(): Promise<typeof IDBKeyRange>;
export declare function createMockDatabase(name: string, createObjectStore: CreateObjectStore, idbFactory: IDBFactory): Promise<IDBDatabase>;