import React from "react";
/**
 * Calls a callback when the component has rendered for the first time.
 *
 * This is useful for tests that need to wait for a component to render
 * before performing assertions.
 */
export default function RenderCallback(props: {
    /**
     * Called when the component has rendered for the first time.
     */
    onRender: () => void;
}): React.JSX.Element;