import type { MediaValues } from './types';
interface MockMatchMediaResult {
    /**
     * Mocks given media value(s) in the mocked environment, triggering listeners
     * on any active media queries whose feature evaluations are changed.
     *
     * @example
     * mockMedia({ type: 'screen', width: '1200px', height: '800px' });
     */
    mockMedia: (values: MediaValues) => void;
    /**
     * Clears the mocked media state to default values, without removing the mock.
     * In Jest, this is called automatically in each `afterEach` block by default.
     */
    clearMedia: () => void;
    /**
     * Calls `clearMedia` and restores the original value of `window.matchMedia`.
     * In Jest, this is called automatically in each `afterAll` block by default.
     */
    restoreMedia: () => void;
}
/**
 * Mocks the `window.matchMedia` function to use an internally held state.
 * Returns helper functions designed to help work with the mocks.
 */
export declare const mockMatchMedia: () => MockMatchMediaResult;
export {};