*
     * If unset, the [no authentication will be attempted][Authenticator.NONE].
     */
    fun proxyAuthenticator(proxyAuthenticator: Authenticator) =
      apply {
        if (proxyAuthenticator != this.proxyAuthenticator) {
          this.routeDatabase = null
        }

        this.proxyAuthenticator = proxyAuthenticator
      }

    /**

    val address: Address = factory.newAddress()
    val url: HttpUrl = address.url
    val dns: Dns = address.dns
    val socketFactory: SocketFactory = address.socketFactory
    val proxyAuthenticator: Authenticator = address.proxyAuthenticator
    val protocols: List<Protocol> = address.protocols
    val connectionSpecs: List<ConnectionSpec> = address.connectionSpecs
    val proxySelector: ProxySelector = address.proxySelector

	public fun hashCode ()I
	public final fun hostnameVerifier ()Ljavax/net/ssl/HostnameVerifier;
	public final fun protocols ()Ljava/util/List;
	public final fun proxy ()Ljava/net/Proxy;
	public final fun proxyAuthenticator ()Lokhttp3/Authenticator;
	public final fun proxySelector ()Ljava/net/ProxySelector;
	public final fun socketFactory ()Ljavax/net/SocketFactory;
	public final fun sslSocketFactory ()Ljavax/net/ssl/SSLSocketFactory;

	public fun hashCode ()I
	public final fun hostnameVerifier ()Ljavax/net/ssl/HostnameVerifier;
	public final fun protocols ()Ljava/util/List;
	public final fun proxy ()Ljava/net/Proxy;
	public final fun proxyAuthenticator ()Lokhttp3/Authenticator;
	public final fun proxySelector ()Ljava/net/ProxySelector;
	public final fun socketFactory ()Ljavax/net/SocketFactory;
	public final fun sslSocketFactory ()Ljavax/net/ssl/SSLSocketFactory;

        .inTunnel()
        .build(),
    )
    server.enqueue(MockResponse())
    client =
      client
        .newBuilder()
        .proxy(server.proxyAddress)
        .proxyAuthenticator(RecordingOkAuthenticator("password", "Basic"))
        .build()
    val call =
      client.newCallWithListener(
        Request
          .Builder()
          .url(server.url("/"))

        .build(),
    )
    server.enqueue(MockResponse(body = "response body"))
    val client =
      client
        .newBuilder()
        .proxy(server.proxyAddress)
        .proxyAuthenticator(RecordingOkAuthenticator("password", "Basic"))
        .build()

    val url = server.url("/").resolve("//android.com/foo")!!
    val port =
      when (url.scheme) {
        "https" -> 443