import { act } from "react";import { create, type ReactTestRenderer } from "react-test-renderer";import { afterEach, expect, it, vi } from "vite-plus/test"; vi.mock("~/browserFaviconStore", () => ({ useFaviconForThreadUrl: () => null })); import { FaviconImage } from "./PreviewFaviconIcon"; let renderer: ReactTestRenderer | undefined; afterEach(async () => {  await act(async () => renderer?.unmount());  vi.unstubAllGlobals();}); it("falls through failed favicon sources and retries when the source list changes", async () => {  vi.stubGlobal("IS_REACT_ACT_ENVIRONMENT", true);  const captured = "data:image/png;base64,AAAA";  const remote = "https://public.example/icon";  await act(async () => {    renderer = create(      <FaviconImage sources={[captured, remote]} fallback={<span>fallback</span>} />,    );  });  expect(renderer!.root.findByType("img").props.src).toBe(captured);   await act(async () => renderer!.root.findByType("img").props.onError());  expect(renderer!.root.findByType("img").props.src).toBe(remote);   await act(async () => renderer!.root.findByType("img").props.onError());  expect(renderer!.root.findAllByType("img")).toHaveLength(0);  expect(renderer!.root.findByType("span").children).toEqual(["fallback"]);   await act(async () => {    renderer!.update(      <FaviconImage        sources={[captured, "https://public.example/new-icon"]}        fallback={<span>fallback</span>}      />,    );  });  expect(renderer!.root.findByType("img").props.src).toBe(captured);});