* a chain of certificates. The server uses a set of trusted root certificates to authenticate the
 * client. Subject alternative names are not used for client authentication.
 */
@Suppress("DEPRECATION")
class HeldCertificate(
  @get:JvmName("keyPair") val keyPair: KeyPair,
  @get:JvmName("certificate") val certificate: X509Certificate,
) {
  @JvmName("-deprecated_certificate")
  @Deprecated(
    message = "moved to val",

  private val server = MockWebServer()

  private lateinit var serverRootCa: HeldCertificate
  private lateinit var serverIntermediateCa: HeldCertificate
  private lateinit var serverCert: HeldCertificate
  private lateinit var clientRootCa: HeldCertificate
  private lateinit var clientIntermediateCa: HeldCertificate
  private lateinit var clientCert: HeldCertificate

  @BeforeEach
  fun setUp() {
    platform.assumeNotOpenJSSE()

    platform.assumeNotBouncyCastle()

    val clientRoot =
      HeldCertificate
        .Builder()
        .certificateAuthority(1)
        .build()
    val clientIntermediate =
      HeldCertificate
        .Builder()
        .certificateAuthority(0)
        .signedBy(clientRoot)
        .build()
    val clientCertificate =
      HeldCertificate
        .Builder()
        .signedBy(clientIntermediate)

HeldCertificate intermediateCertificate = new HeldCertificate.Builder()
    .certificateAuthority(0)
    .signedBy(rootCertificate)
    .build();

HeldCertificate serverCertificate = new HeldCertificate.Builder()
    .addSubjectAlternativeName("localhost")
    .signedBy(intermediateCertificate)
    .build();
```

To serve this configuration the server needs to provide its clients with a chain of certificates

   */
  @Test
  fun domainFronting() {
    val heldCertificate =
      HeldCertificate
        .Builder()
        .commonName("server name")
        .addSubjectAlternativeName("url-host.com")
        .build()
    val handshakeCertificates =
      HandshakeCertificates
        .Builder()
        .heldCertificate(heldCertificate)
        .addTrustedCertificate(heldCertificate.certificate)
        .build()

     * transmitting it is unnecessary.
     */
    fun heldCertificate(
      heldCertificate: HeldCertificate,
      vararg intermediates: X509Certificate,
    ) = apply {
      this.heldCertificate = heldCertificate
      this.intermediates = arrayOf(*intermediates) // Defensive copy.
    }

    /**

    val heldCertificate =
      HeldCertificate
        .Builder()
        .commonName("localhost")
        .addSubjectAlternativeName("localhost")
        .build()
    val handshakeCertificates =
      HandshakeCertificates
        .Builder()
        .heldCertificate(heldCertificate)
        .addTrustedCertificate(heldCertificate.certificate)
        .build()

    client =

  @Test
  fun heldCertificate() {
    val heldCertificate: HeldCertificate = HeldCertificate.Builder().build()
    val certificate: X509Certificate = heldCertificate.certificate
    val keyPair: KeyPair = heldCertificate.keyPair
    val certificatePem: String = heldCertificate.certificatePem()
    val privateKeyPkcs8Pem: String = heldCertificate.privateKeyPkcs8Pem()
    val privateKeyPkcs1Pem: String = heldCertificate.privateKeyPkcs1Pem()
  }

      val heldCertificate =
        HeldCertificate
          .Builder()
          .commonName(hostname)
          .addSubjectAlternativeName(hostname)
          .build()
      HandshakeCertificates
        .Builder()
        .heldCertificate(heldCertificate)
        .addTrustedCertificate(heldCertificate.certificate)
        .build()
    }

        val heldCertificate =
          HeldCertificate
            .Builder()
            .commonName("localhost")
            .addSubjectAlternativeName("localhost")
            .rsa2048()
            .build()
        return@lazy HandshakeCertificates
          .Builder()
          .heldCertificate(heldCertificate)
          .addTrustedCertificate(heldCertificate.certificate)