.forName("java.lang.Thread\$Builder")
      .getMethod("factory")
      .invoke(ofVirtual) as ThreadFactory
  }

  private fun isLoom(): Boolean = getPlatformSystemProperty() == LOOM_PROPERTY

  fun newClientBuilder(): OkHttpClient.Builder = newClient().newBuilder()

  @Synchronized private fun addEvent(event: String) {
    if (recordEvents) {
      logger?.info(event)

      synchronized(clientEventsList) {

  @BeforeEach
  fun setup() {
    server.enqueue(MockResponse())

    client =
      clientTestRule
        .newClientBuilder()
        .sslSocketFactory(
          handshakeCertificates.sslSocketFactory(),
          handshakeCertificates.trustManager,
        ).hostnameVerifier(RecordingHostnameVerifier())
        .build()

  private lateinit var client: OkHttpClient
  private lateinit var url: HttpUrl

  @BeforeEach
  fun setUp() {
    client =
      clientTestRule
        .newClientBuilder()
        .eventListenerFactory(loggingEventListenerFactory)
        .sslSocketFactory(
          handshakeCertificates.sslSocketFactory(),
          handshakeCertificates.trustManager,

    if (heldCertificate != null) {
      builder.heldCertificate(heldCertificate, *intermediates)
    }
    val handshakeCertificates = builder.build()
    return clientTestRule
      .newClientBuilder()
      .sslSocketFactory(
        handshakeCertificates.sslSocketFactory(),
        handshakeCertificates.trustManager,
      ).build()
  }

  private fun buildServerSslSocketFactory(): SSLSocketFactory {

  @RegisterExtension
  val clientTestRule = OkHttpClientTestRule()

  @StartStop
  private val server = MockWebServer()

  private var client =
    clientTestRule
      .newClientBuilder()
      .cache(Cache(fileSystem, "/cache/".toPath(), Long.MAX_VALUE))
      .build()

  @Test
  fun trailersHttp1() {
    trailers(Protocol.HTTP_1_1)
  }

  @Test
  fun trailersHttp2() {

    dnsResults =
      listOf(
        localhostIpv4,
        localhostIpv6,
      )

    client =
      clientTestRule
        .newClientBuilder()
        .eventListenerFactory(clientTestRule.wrap(eventRecorder))
        .connectTimeout(60, TimeUnit.SECONDS) // Deliberately exacerbate slow fallbacks.
        .dns { dnsResults }
        .fastFallback(true)

  val webSocketListener =
    object : WebSocketListener() {
    }
  val dispatcher = Dispatcher(executor)
  val eventRecorder = EventRecorder()
  var client =
    clientTestRule
      .newClientBuilder()
      .dns { throw UnknownHostException() }
      .dispatcher(dispatcher)
      .eventListenerFactory(clientTestRule.wrap(eventRecorder))
      .build()

  @BeforeEach
  fun setUp() {

  private val clientListener = WebSocketRecorder("client")
  private val serverListener = WebSocketRecorder("server")
  private val random = Random(0)
  private var client =
    clientTestRule
      .newClientBuilder()
      .writeTimeout(Duration.ofMillis(500))
      .readTimeout(Duration.ofMillis(500))
      .addInterceptor(
        Interceptor { chain: Interceptor.Chain ->

  public val clientTestRule =
    OkHttpClientTestRule().apply {
      logger = Logger.getLogger(OkHttpTest::class.java.name)
    }

  private var client: OkHttpClient =
    clientTestRule
      .newClientBuilder()
      .addInterceptor(CompressionInterceptor(Zstd, Brotli, Gzip))
      .build()

  private val moshi =
    Moshi
      .Builder()
      .add(KotlinJsonAdapterFactory())
      .build()

  private val server = MockWebServer()

  private var eventRecorder = EventRecorder()
  private val handshakeCertificates = platform.localhostHandshakeCertificates()
  private var client =
    clientTestRule
      .newClientBuilder()
      .eventListenerFactory(clientTestRule.wrap(eventRecorder))
      .build()
  private val executorService = Executors.newScheduledThreadPool(1)

  @BeforeEach
  fun setUp() {