client =
      client.newBuilder()
        .connectionPool(ConnectionPool(0, 5, TimeUnit.SECONDS))
        .build()
    server.enqueue(
      MockResponse(
        code = 301,
        headers = headersOf("Location", "/b"),
        body = "a",
      ),
    )
    server.enqueue(MockResponse(body = "b"))
    val request = Request(server.url("/"))
    val response = client.newCall(request).execute()