server.enqueue(
      MockResponse(body = "response 1"),
    )
    server.enqueue(
      MockResponse(code = 407),
    )
    client =
      client.newBuilder()
        .proxySelector(
          object : ProxySelector() {
            override fun select(uri: URI): List<Proxy> = listOf(server.toProxyAddress())

            override fun connectFailed(
              uri: URI,