/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
import { ModifierKeys } from '@angular/cdk/testing';
/**
 * Dispatches a keydown event from an element.
 * @docs-private
 */
export declare function createKeyboardEvent(type: string, keyCode?: number, key?: string, target?: Element, modifiers?: ModifierKeys): KeyboardEvent;
/**
 * Creates a browser MouseEvent with the specified options.
 * @docs-private
 */
export declare function createMouseEvent(type: string, x?: number, y?: number, button?: number): MouseEvent;
