import { isValidElement, type ReactElement, type ReactNode } from "react";import { renderToStaticMarkup } from "react-dom/server";import { describe, expect, it } from "vite-plus/test"; import { PullRequestsUnavailableState } from "./PullRequestsUnavailableState"; function textOf(node: ReactNode): string {  if (typeof node === "string" || typeof node === "number") return String(node);  if (Array.isArray(node)) return node.map(textOf).join(" ");  if (!isValidElement(node)) return "";  return textOf((node as ReactElement<{ children?: ReactNode }>).props.children);} describe("PullRequestsUnavailableState", () => {  it("can explain an unsupported environment without offering a futile retry", () => {    const text = textOf(      PullRequestsUnavailableState({        title: "Pull requests unavailable",        error: "Update this environment's T3 Code server to browse pull requests.",      }),    );     expect(text).toContain("Pull requests unavailable");    expect(text).toContain("Update this environment's T3 Code server");    expect(text).not.toContain("Retry");  });   it("retains the retry for transient load failures", () => {    const html = renderToStaticMarkup(      <PullRequestsUnavailableState        error="GitHub did not answer."        onRetry={() => {}}        gitHubUrl="https://github.com/pingdotgg/t3code/pull/42"      />,    );     expect(html).toContain("Retry");    expect(html).toContain("Open on GitHub");    expect(html).toContain('href="https://github.com/pingdotgg/t3code/pull/42"');    expect(html).toContain('target="_blank"');    expect(html).toContain('rel="noopener noreferrer"');  });   it("can offer the browser without offering a retry", () => {    const html = renderToStaticMarkup(      <PullRequestsUnavailableState        error="This server cannot read the pull request."        gitHubUrl="https://github.com/pingdotgg/t3code/pull/9"      />,    );     expect(html).toContain("Open on GitHub");    expect(html).not.toContain("Retry");  });   it("can offer a retry without offering GitHub", () => {    const html = renderToStaticMarkup(      <PullRequestsUnavailableState error="The host did not answer." onRetry={() => {}} />,    );     expect(html).toContain("Retry");    expect(html).not.toContain("Open on GitHub");  });   it("renders no action content without a retry or browser target", () => {    const html = renderToStaticMarkup(      <PullRequestsUnavailableState error="This project has no known remote." />,    );     expect(html).not.toContain('data-slot="empty-content"');    expect(html).not.toContain("href=");  });});