import { type MockItemCollectionFixture } from '../mock';
/**
 * Registers a shared test suite that validates Firestore document utility functions
 * (snapshot helpers, document loaders, data extraction, reactive streams, and caching)
 * against a live or emulated Firestore instance.
 *
 * Covers functions from `document.utility.ts`, `document.rxjs.ts`, and `query.util.ts`
 * such as {@link getDocumentSnapshots}, {@link loadDocumentsForKeys},
 * {@link latestSnapshotsFromDocuments}, {@link streamDocumentSnapshotsData}, and more.
 *
 * @param f - Fixture providing the mock item collection and parent context for the tests.
 */
export declare function describeFirestoreDocumentUtilityTests(f: MockItemCollectionFixture): void;