DefinitelyTyped/react-test-renderer/index.d.ts

// Type definitions for react-test-renderer 15.4
// Project: https://facebook.github.io/react/
// Definitions by: Arvitaly <https://github.com/arvitaly>
// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped

import { ReactElement } from "react";
declare namespace ReactTestRenderer {
    export interface Renderer {
        toJSON(): ReactTestRendererJSON;
    }
    export interface ReactTestRendererJSON {
        type: string;
        props: { [propName: string]: string };
        children: null | Array<string | ReactTestRendererJSON>;
        $$typeof?: any;
    }
    export interface TestRendererOptions {
        createNodeMock: (element: ReactElement<any>) => any;
    }
    // https://github.com/facebook/react/blob/master/src/renderers/testing/ReactTestMount.js#L155
    export function create(nextElement: ReactElement<any>, options?: TestRendererOptions): Renderer;
}

export = ReactTestRenderer;