/**
 * @license
 * Copyright (c) 2017 The Polymer Project Authors. All rights reserved.
 * This code may only be used under the BSD style license found at
 * http://polymer.github.io/LICENSE.txt
 * The complete set of authors may be found at
 * http://polymer.github.io/AUTHORS.txt
 * The complete set of contributors may be found at
 * http://polymer.github.io/CONTRIBUTORS.txt
 * Code distributed by Google as part of the polymer project is also
 * subject to an additional IP rights grant found at
 * http://polymer.github.io/PATENTS.txt
 */
export declare const stripExpressionDelimeters: (html: string) => string;
export declare const generateElementName: () => string;
export declare const nextFrame: () => Promise<unknown>;
export declare const getComputedStyleValue: (element: Element, property: string) => string;
//# sourceMappingURL=test-helpers.d.ts.map