@Suppress("DEPRECATION")
      return when (protocol) {
        HTTP_1_0.protocol -> {
          HTTP_1_0
        }

        HTTP_1_1.protocol -> {
          HTTP_1_1
        }

        H2_PRIOR_KNOWLEDGE.protocol -> {
          H2_PRIOR_KNOWLEDGE
        }

        HTTP_2.protocol -> {
          HTTP_2
        }

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

    when (protocol) {
      Protocol.HTTP_1_1 -> chunkedBody(body, 1024)

      // Force multiple chunks.
      else -> body(body)
    }
  }

  private fun enableProtocol(protocol: Protocol) {
    if (protocol == Protocol.HTTP_2) {
      enableTls()
      client =
        client
          .newBuilder()
          .protocols(listOf(protocol, Protocol.HTTP_1_1))
          .build()

        .Builder()
        .protocols(nullHostileProtocols)
        .build()
    assertEquals(
      listOf(Protocol.HTTP_1_1),
      client.protocols,
    )
  }

  @Test fun nullProtocolInList() {
    val protocols =
      mutableListOf(
        Protocol.HTTP_1_1,
        null,
      )
    assertFailsWith<IllegalArgumentException> {
      OkHttpClient
        .Builder()

    enableTlsWithTunnel()
    server.protocols = Arrays.asList(Protocol.HTTP_1_1)
    responseBodyFail(Protocol.HTTP_1_1)
  }

  @Test
  fun responseBodyFailHttp2OverHttps() {
    platform.assumeHttp2Support()
    enableTlsWithTunnel()
    server.protocols = Arrays.asList(Protocol.HTTP_2, Protocol.HTTP_1_1)
    responseBodyFail(Protocol.HTTP_2)
  }

  @Test

    }
  }

  @Disabled("Follow up with fix in https://github.com/square/okhttp/issues/6853")
  @Test
  fun serverDisconnectsBeforeSecondRequestHttp1() {
    enableProtocol(Protocol.HTTP_1_1)

    server.enqueue(MockResponse(code = 200, body = "Req1"))
    server.enqueue(MockResponse(code = 200, body = "Req2"))

    val eventListener =
      object : EventListener() {

   * must contain [Protocol.HTTP_1_1]. It must not contain null.
   *
   * This list is ignored when [negotiation is disabled][protocolNegotiationEnabled].
   */
  public var protocols: List<Protocol> = immutableListOf(Protocol.HTTP_2, Protocol.HTTP_1_1)
    set(value) {
      val protocolList = value.toImmutableList()

import org.junit.jupiter.api.Test
import org.junit.jupiter.api.extension.RegisterExtension

@Burst
class CallLimitsTest(
  private val protocol: Protocol = burstValues(Protocol.H2_PRIOR_KNOWLEDGE, Protocol.HTTP_1_1),
) {
  @RegisterExtension
  val platform = PlatformRule()

  @RegisterExtension
  val clientTestRule = OkHttpClientTestRule()

  @StartStop
  private val server =
    MockWebServer().apply {

    val request = HttpGet("https://google.com/robots.txt")

    httpClient.execute(request).use { response ->
      assertEquals(200, response.code)
      // TODO enable ALPN later
      assertEquals(HttpVersion.HTTP_1_1, response.version)
    }
  }

      response!!.closeQuietly()
    }
  }

  private fun enableHttps() {
    enableHttpsAndAlpn(Protocol.HTTP_1_1)
  }

  private fun enableHttp2() {
    platform.assumeHttp2Support()
    enableHttpsAndAlpn(Protocol.HTTP_2, Protocol.HTTP_1_1)
  }

  private fun enableHttpsAndAlpn(vararg protocols: Protocol) {
    client =
      client
        .newBuilder()