val pin: String = CertificatePinner.pin(certificate)
    val default: CertificatePinner = CertificatePinner.DEFAULT
  }

  @Test
  fun certificatePinnerBuilder() {
    val builder: CertificatePinner.Builder = CertificatePinner.Builder()
    builder.add("", "pin1", "pin2")
  }

  @Test
  fun challenge() {
    var challenge = Challenge("", mapOf("" to ""))

    val request1 = Request.Builder().url(server.url("/")).build()
    val response1 = client.newCall(request1).execute()
    val certificatePinnerBuilder = CertificatePinner.Builder()
    for (certificate in response1.handshake!!.peerCertificates) {
      certificatePinnerBuilder.add(
        server.hostName,
        pin(certificate),
      )
    }
    response1.body.close()