* 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",

      )
  }

  @Test
  fun chainMaxLength() {
    val heldCertificates = chainOfLength(10)
    val certificates: MutableList<Certificate> = ArrayList()
    for (heldCertificate in heldCertificates) {
      certificates.add(heldCertificate.certificate)
    }
    val root = heldCertificates[heldCertificates.size - 1].certificate
    val cleaner = get(root)

     * 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")
            .rsa2048()
            .build()
        return@lazy HandshakeCertificates.Builder()
          .heldCertificate(heldCertificate)
          .addTrustedCertificate(heldCertificate.certificate)
          .build()
      }

  @Test
  fun commonName() {
    val heldCertificate =
      HeldCertificate.Builder()
        .commonName("cash.app")
        .build()
    val certificate = heldCertificate.certificate
    assertThat(certificate.getSubjectX500Principal().name).isEqualTo("CN=cash.app")
  }

  @Test
  fun organizationalUnit() {
    val heldCertificate =
      HeldCertificate.Builder()
        .commonName("cash.app")

  @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()
  }

  }

  companion object {
    val certA1 =
      HeldCertificate.Builder()
        .serialNumber(100L)
        .build()
    val certA1Sha256Pin = pin(certA1.certificate)
    val certB1 =
      HeldCertificate.Builder()
        .serialNumber(200L)
        .build()
    val certB1Sha256Pin = pin(certB1.certificate)
    val certC1 =
      HeldCertificate.Builder()
        .serialNumber(300L)
        .build()

   */
  @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()

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

    client =

import okhttp3.mockwebserver.MockWebServer;
import okhttp3.tls.HandshakeCertificates;
import okhttp3.tls.HeldCertificate;

/**
 * Create an HTTPS server with a self-signed certificate that OkHttp trusts.
 */
public class HttpsServer {
  public void run() throws Exception {
    HeldCertificate localhostCertificate = new HeldCertificate.Builder()
        .addSubjectAlternativeName("localhost")
        .build();