import { Children, isValidElement, type ReactElement, type ReactNode } from "react";import { RouterProvider } from "@tanstack/react-router";import { describe, expect, it } from "vite-plus/test"; import { AppAtomRegistryProvider } from "./rpc/atomRegistry";import type { AppRouter } from "./router";import { AppRoot } from "./AppRoot"; describe("AppRoot", () => {  it("shares the application atom registry with routed UI and lazy runtime hosts", () => {    const root = AppRoot({ router: {} as AppRouter });     expect(root.type).toBe(AppAtomRegistryProvider);    const children = Children.toArray(      (root as ReactElement<{ readonly children: ReactNode }>).props.children,    );    expect(children).toHaveLength(2);    expect(isValidElement(children[0]) && children[0].type).toBe(RouterProvider);    expect(isValidElement(children[1])).toBe(true);  });});