import { type ReadStream } from 'node:fs';
/**
 * Set the test fixture base path. This folder should contain a folder named `__fixtures__`.
 *
 * This is typically called in `vitest.setup.ts`.
 *
 * @param meta The module meta object
 * @example
 * ```ts
 * setFixtureBase(import.meta);
 * ```
 */
export declare function setFixtureBase(meta: ImportMeta): void;
/**
 * Resolve the path to a test fixture.
 *
 * @param path The path to resolve relative to the fixture base. It will be normalized for the
 *   operating system.
 * @returns The full path to the fixture path.
 */
export declare function resolveFixture(path: string): string;
/**
 * Read a test fixture.
 *
 * @param path The path to resolve relative to the fixture base. It will be normalized for the
 *   operating system.
 *
 *   param encoding The text encoding of the file.
 * @returns The file contents as a string or buffer.
 */
export declare function readFixture(path: string): Promise<Buffer>;
export declare function readFixture(path: string, encoding: BufferEncoding): Promise<string>;
/**
 * Create a read stream for a fixture.
 *
 * @param path The path to resolve relative to the fixture base. It will be normalized for the
 *   operating system.
 * @returns A filesystem read stream for the fixture.
 */
export declare function createFixtureStream(path: string): ReadStream;