* as attempting IPv6 first, can make such decisions.
   */
  @ExperimentalOkHttpApi
  enum class DnsClass(val type: Int) {
    IPV4(TYPE_A),
    IPV6(TYPE_AAAA),
  }

  @ExperimentalOkHttpApi
  companion object {
    const val TYPE_A = 1
    const val TYPE_AAAA = 28

    /**
     * Adapt an AsyncDns implementation to Dns, waiting until onComplete is received

    // https://github.com/mannodermaus/android-junit5
    // Raised https://github.com/mannodermaus/android-junit5/issues/228 to reevaluate
    val androidMorEarlier = Build.VERSION.SDK_INT <= 23

    val clientBuilder = OkHttpClient.Builder()

    if (androidMorEarlier) {
      val cert: X509Certificate =
        """
        -----BEGIN CERTIFICATE-----
        MIIFazCCA1OgAwIBAgIRAIIQz7DSQONZRGPgu2OCiwAwDQYJKoZIhvcNAQELBQAw

@ExperimentalOkHttpApi
open class QueueDispatcher : Dispatcher() {
  protected val responseQueue: BlockingQueue<MockResponse> = LinkedBlockingQueue()
  private var failFastResponse: MockResponse? = null

  @Throws(InterruptedException::class)
  override fun dispatch(request: RecordedRequest): MockResponse {
    // To permit interactive/browser testing, ignore requests for favicons.
    val requestLine = request.requestLine

 */
class WebSocketWriter(
  private val isClient: Boolean,
  val sink: BufferedSink,
  val random: Random,
  private val perMessageDeflate: Boolean,
  private val noContextTakeover: Boolean,
  private val minimumDeflateSize: Long,
) : Closeable {
  /** This holds outbound data for compression and masking. */
  private val messageBuffer = Buffer()

  var fileSystem = FakeFileSystem()

  @JvmField
  @RegisterExtension
  val clientTestRule = OkHttpClientTestRule()

  @JvmField
  @RegisterExtension
  val platform = PlatformRule()

  private val handshakeCertificates = platform.localhostHandshakeCertificates()
  private lateinit var client: OkHttpClient
  private lateinit var cache: Cache
  private val nullHostnameVerifier = HostnameVerifier { _: String?, _: SSLSession? -> true }

internal object ObjectIdentifiers {
  const val EC_PUBLIC_KEY = "1.2.840.10045.2.1"
  const val SHA256_WITH_ECDSA = "1.2.840.10045.4.3.2"
  const val RSA_ENCRYPTION = "1.2.840.113549.1.1.1"
  const val SHA256_WITH_RSA_ENCRYPTION = "1.2.840.113549.1.1.11"
  const val SUBJECT_ALTERNATIVE_NAME = "2.5.29.17"
  const val BASIC_CONSTRAINTS = "2.5.29.19"
  const val COMMON_NAME = "2.5.4.3"
  const val ORGANIZATIONAL_UNIT_NAME = "2.5.4.11"

	}

	var val noncurrentExpiration
	err := d.DecodeElement(&val, &startElement)
	if err != nil {
		return err
	}
	if val.MaxNoncurrentVersions > 0 {
		val.NewerNoncurrentVersions = val.MaxNoncurrentVersions
	}
	*n = NoncurrentVersionExpiration{
		XMLName:                 val.XMLName,
		NoncurrentDays:          val.NoncurrentDays,
		NewerNoncurrentVersions: val.NewerNoncurrentVersions,
	}
	n.set = true

import okhttp3.tls.HeldCertificate
import org.codehaus.mojo.animal_sniffer.IgnoreJRERequirement

object TlsUtil {
  val password = "password".toCharArray()

  private val localhost: HandshakeCertificates by lazy {
    // Generate a self-signed cert for the server to serve and the client to trust.
    val heldCertificate =
      HeldCertificate.Builder()
        .commonName("localhost")
        .addSubjectAlternativeName("localhost")

    static void writeInt2 ( int val, byte[] dst, int dstIndex ) {
        dst[ dstIndex++ ] = (byte) ( ( val >> 8 ) & 0xFF );
        dst[ dstIndex ] = (byte) ( val & 0xFF );
    }


    static void writeInt4 ( int val, byte[] dst, int dstIndex ) {
        dst[ dstIndex++ ] = (byte) ( ( val >> 24 ) & 0xFF );
        dst[ dstIndex++ ] = (byte) ( ( val >> 16 ) & 0xFF );

    private set

  internal val socket: Socket = builder.socket
  val writer = Http2Writer(builder.sink, client)

  // Visible for testing
  val readerRunnable = ReaderRunnable(Http2Reader(builder.source, client))

  // Guarded by this.
  private val currentPushRequests = mutableSetOf<Int>()

  init {
    if (builder.pingIntervalMillis != 0) {