Security.insertProviderAt(BouncyCastleJsseProvider(), 2)

      var socketClass: String? = null

      val trustManager =
        TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm()).apply {
          init(null as KeyStore?)
        }.trustManagers.first() as X509TrustManager

      val sslContext =
        Platform.get().newSSLContext().apply {

                if ("all".equals(trustManager)) {
                    ftpsClient.setTrustManager(TrustManagerUtils.getAcceptAllTrustManager());
                } else if ("valid".equals(trustManager)) {
                    ftpsClient.setTrustManager(TrustManagerUtils.getValidateServerCertificateTrustManager());
                } else if ("none".equals(trustManager)) {
                    ftpsClient.setTrustManager(null);

      clientTestRule.newClientBuilder()
        .fastFallback(false) // Avoid data races.
        .dns(dns)
        .sslSocketFactory(
          handshakeCertificates.sslSocketFactory(),
          handshakeCertificates.trustManager,
        )
        .build()
    val serverHandshakeCertificates =
      HandshakeCertificates.Builder()
        .heldCertificate(certificate)
        .build()

        override fun connectFailed(
          uri: URI,
          socketAddress: SocketAddress,
          e: IOException,
        ) {}
      }

    val trustManager = get().platformTrustManager()
    val sslContext = get().newSSLContext()
    sslContext.init(null, null, null)

    // new client, may share all same fields but likely different connection pool
    assertNotSame(

import java.util.logging.Level
import java.util.logging.Logger
import javax.net.ServerSocketFactory
import javax.net.ssl.SSLContext
import javax.net.ssl.SSLSocket
import javax.net.ssl.SSLSocketFactory
import javax.net.ssl.TrustManager
import javax.net.ssl.X509TrustManager
import mockwebserver3.SocketPolicy.DisconnectAfterRequest
import mockwebserver3.SocketPolicy.DisconnectAtEnd
import mockwebserver3.SocketPolicy.DisconnectAtStart

    server.enqueue(MockResponse())

    client =
      clientTestRule.newClientBuilder()
        .sslSocketFactory(
          handshakeCertificates.sslSocketFactory(),
          handshakeCertificates.trustManager,
        )
        .hostnameVerifier(RecordingHostnameVerifier())
        .build()
    server.useHttps(handshakeCertificates.sslSocketFactory())

    defaultEnabledCipherSuites =

  }

  private fun enableTls() {
    client =
      client.newBuilder()
        .sslSocketFactory(
          handshakeCertificates.sslSocketFactory(),
          handshakeCertificates.trustManager,
        )
        .hostnameVerifier(RecordingHostnameVerifier())
        .build()
    server1.useHttps(handshakeCertificates.sslSocketFactory())
    server2.useHttps(handshakeCertificates.sslSocketFactory())
  }

              return socket
            }
          },
        )
        .sslSocketFactory(
          handshakeCertificates.sslSocketFactory(),
          handshakeCertificates.trustManager,
        )
        .eventListener(listener)
        .apply {
          if (connectionType == HTTPS) {
            protocols(listOf(HTTP_1_1))
          }
        }
        .build()

    webServer.useHttps(handshakeCertificates.sslSocketFactory())
    client =
      client.newBuilder()
        .sslSocketFactory(
          handshakeCertificates.sslSocketFactory(),
          handshakeCertificates.trustManager,
        )
        .hostnameVerifier(RecordingHostnameVerifier())
        .build()
    websocketScheme("wss")
  }

  @Test
  fun httpsScheme() {

  @Test
  fun handshakeCertificates() {
    val handshakeCertificates = HandshakeCertificates.Builder().build()
    val keyManager: X509KeyManager = handshakeCertificates.keyManager
    val trustManager: X509TrustManager = handshakeCertificates.trustManager
    val sslSocketFactory: SSLSocketFactory = handshakeCertificates.sslSocketFactory()
    val sslContext: SSLContext = handshakeCertificates.sslContext()
  }

  @Test