val connectionSpecs = listOf(ConnectionSpec.MODERN_TLS, ConnectionSpec.COMPATIBLE_TLS, sslV3)
    val enabledSocketTlsVersions =
      arrayOf(
        TlsVersion.TLS_1_2,
        TlsVersion.TLS_1_1,
        TlsVersion.TLS_1_0,
      )
    var socket = createSocketWithEnabledProtocols(*enabledSocketTlsVersions)

    // MODERN_TLS is used here.
    val attempt0 =
      routePlanner.planConnectToRoute(route)

 */
enum class TlsVersion(
  @get:JvmName("javaName") val javaName: String,
) {
  TLS_1_3("TLSv1.3"), // 2016.
  TLS_1_2("TLSv1.2"), // 2008.
  TLS_1_1("TLSv1.1"), // 2006.
  TLS_1_0("TLSv1"), // 1999.
  SSL_3_0("SSLv3"), // 1996.
  ;

  @JvmName("-deprecated_javaName")
  @Deprecated(
    message = "moved to val",
    replaceWith = ReplaceWith(expression = "javaName"),

    socket.enabledCipherSuites = arrayOf("SSL_A", "SSL_B", "SSL_C")
    val connectionSpec =
      ConnectionSpec.Builder(true)
        .tlsVersions(TlsVersion.TLS_1_0)
        .cipherSuites("TLS_A", "TLS_C", "TLS_E")
        .build()
    applyConnectionSpec(connectionSpec, socket, false)
    assertArrayEquals(arrayOf("TLS_A", "TLS_C"), socket.enabledCipherSuites)
  }