server.enqueue(
      MockResponse.Builder()
        .addInformationalResponse(
          MockResponse(
            code = HTTP_EARLY_HINTS,
            headers = headersOf("Link", "</style.css>; rel=preload; as=style"),
          ),
        ).build(),
    )
    val request =
      Request(
        url = server.url("/"),
        body = "abc".toRequestBody("text/plain".toMediaType()),
      )