factory.init(trustStore)
    val result = factory.trustManagers!!
    check(result.size == 1 && result[0] is X509TrustManager) {
      "Unexpected trust managers: ${result.contentToString()}"
    }

    val trustManager = result[0] as X509TrustManager

    return when {
      insecureHosts.isEmpty() -> trustManager
      Platform.isAndroid -> InsecureAndroidTrustManager(trustManager, insecureHosts)

    factory.init(null as KeyStore?)
    val trustManagers = factory.trustManagers!!
    check(trustManagers.size == 1 && trustManagers[0] is X509TrustManager) {
      "Unexpected default trust managers: ${trustManagers.contentToString()}"
    }
    return trustManagers[0] as X509TrustManager
  }

  override fun trustManager(sslSocketFactory: SSLSocketFactory): X509TrustManager =
    throw UnsupportedOperationException(

    factory.init(null as KeyStore?)
    val trustManagers = factory.trustManagers!!
    check(trustManagers.size == 1 && trustManagers[0] is X509TrustManager) {
      "Unexpected default trust managers: ${trustManagers.contentToString()}"
    }
    return trustManagers[0] as X509TrustManager
  }

  override fun trustManager(sslSocketFactory: SSLSocketFactory): X509TrustManager =
    throw UnsupportedOperationException(

        if (expectedClass.isInstance(failure)) {
          found = true
          break
        }
      }
      assertThat(
        found,
        "Expected exception type among ${allowedExceptionTypes.contentToString()}, got $failure",
      ).isTrue()
    }

  fun assertFailure(vararg messages: String) =
    apply {
      assertThat(failure, "No failure found").isNotNull()

        init(null as KeyStore?)
      }.trustManagers!!
    check(trustManagers.size == 1 && trustManagers[0] is X509TrustManager) {
      "Unexpected default trust managers: ${trustManagers.contentToString()}"
    }
    val x509TrustManager = trustManagers[0] as X509TrustManager
    // Disabled because OkHttp will run anyway
    Conscrypt.setHostnameVerifier(x509TrustManager, DisabledHostnameVerifier)

    factory.init(null as KeyStore?)
    val trustManagers = factory.trustManagers!!
    check(trustManagers.size == 1 && trustManagers[0] is X509TrustManager) {
      "Unexpected default trust managers: ${trustManagers.contentToString()}"
    }
    return trustManagers[0] as X509TrustManager
  }

  open fun trustManager(sslSocketFactory: SSLSocketFactory): X509TrustManager? {
    return try {

        "Unable to find acceptable protocols." +
          " isFallback=$isTlsFallback," +
          " modes=$connectionSpecs," +
          " supported protocols=${sslSocket.enabledProtocols!!.contentToString()}",
      )
  }

  /**
   * Returns a copy of this connection with the next connection spec to try, or null if no other
   * compatible connection specs are available.
   */