.host(uriHost)
      .port(uriPort)
      .build()

  /**
   * The protocols the client supports. This method always returns a non-null list that
   * contains minimally [Protocol.HTTP_1_1].
   */
  @get:JvmName("protocols")
  val protocols: List<Protocol> = protocols.toImmutableList()

  @get:JvmName("connectionSpecs")
  val connectionSpecs: List<ConnectionSpec> =
    connectionSpecs.toImmutableList()

import javax.net.SocketFactory
import javax.net.ssl.HostnameVerifier
import javax.net.ssl.SSLSocketFactory
import javax.net.ssl.X509TrustManager
import kotlin.time.Duration as KotlinDuration
import okhttp3.Protocol.HTTP_1_1
import okhttp3.Protocol.HTTP_2
import okhttp3.internal.asFactory
import okhttp3.internal.checkDuration
import okhttp3.internal.concurrent.TaskRunner
import okhttp3.internal.connection.RealCall

      .assertNoMoreLogs()
  }

  @Test
  fun connectFail() {
    assumeNotWindows()
    server.useHttps(handshakeCertificates.sslSocketFactory())
    server.protocols = Arrays.asList(Protocol.HTTP_2, Protocol.HTTP_1_1)
    server.enqueue(
      MockResponse.Builder()
        .socketPolicy(FailHandshake)
        .build(),
    )
    url = server.url("/")
    try {
      client.newCall(request().build()).execute()

        .header("User-Agent", USER_AGENT)
        .build()

    val fakeAuthChallengeResponse =
      Response.Builder()
        .request(proxyConnectRequest)
        .protocol(Protocol.HTTP_1_1)
        .code(HttpURLConnection.HTTP_PROXY_AUTH)
        .message("Preemptive Authenticate")
        .sentRequestAtMillis(-1L)
        .receivedResponseAtMillis(-1L)

  @Test
  @Throws(Exception::class)
  fun webSocketConnectionIsReleased() {
    // This test assumes HTTP/1.1 pooling semantics.
    client =
      client.newBuilder()
        .protocols(Arrays.asList(Protocol.HTTP_1_1))
        .build()
    webServer.enqueue(
      MockResponse.Builder()
        .code(HttpURLConnection.HTTP_NOT_FOUND)
        .body("not found!")
        .build(),
    )

      } catch (e: IOException) {
        failWebSocket(e = e, isWriter = true)
      }
      return -1L
    }
  }

  companion object {
    private val ONLY_HTTP1 = listOf(Protocol.HTTP_1_1)

    /**
     * The maximum number of bytes to enqueue. Rather than enqueueing beyond this limit we tear down
     * the web socket! It's possible that we're writing faster than the peer can read.
     */

   */
  private fun enableProtocol(protocol: Protocol) {
    enableTls()
    client =
      client.newBuilder()
        .protocols(listOf(protocol, Protocol.HTTP_1_1))
        .build()
    server.protocols = client.protocols
  }

  private fun enableTls() {
    client =
      client.newBuilder()
        .sslSocketFactory(

              sslSocketFactory,
              handshakeCertificates.trustManager,
            )

            when (socketMode.protocol) {
              HTTP_2 -> protocols(listOf(HTTP_2, HTTP_1_1))
              HTTP_1_1 -> protocols(listOf(HTTP_1_1))
              else -> TODO()
            }

            val serverSslSocketFactory =
              object : DelegatingSSLSocketFactory(sslSocketFactory) {

      platform.assumeHttp2Support()
      server.useHttps(handshakeCertificates.sslSocketFactory())
      client =
        clientTestRule.newClientBuilder()
          .protocols(listOf(Protocol.HTTP_2, Protocol.HTTP_1_1))
          .sslSocketFactory(
            handshakeCertificates.sslSocketFactory(),
            handshakeCertificates.trustManager,
          )
          .hostnameVerifier(RecordingHostnameVerifier())

    val response =
      Response.Builder()
        .request(
          Request.Builder()
            .url("https://example.com/")
            .build(),
        )
        .protocol(Protocol.HTTP_1_1)
        .code(200)
        .message("OK")
        .build()
    assertThat(response.body.contentType()).isNull()
    assertThat(response.body.contentLength()).isEqualTo(0L)