assumeTrue(getPlatformSystemProperty() == OPENJSSE_PROPERTY)
    }

    fun assumeLoom() {
      assumeTrue(getPlatformSystemProperty() == LOOM_PROPERTY)
    }

    fun assumeHttp2Support() {
      assumeTrue(getPlatformSystemProperty() != JDK8_PROPERTY)
    }

    fun assumeAndroid() {
      assumeTrue(Platform.isAndroid)
    }

    fun assumeGraalVMImage() {

    url = server.url("/")
    server.enqueue(MockResponse())
    val response = client.newCall(request().build()).execute()
    assertThat(response.body).isNotNull()
    response.body.bytes()
    platform.assumeHttp2Support()
    logRecorder
      .assertLogMatch(Regex("""callStart: Request\{method=GET, url=$url\}"""))
      .assertLogMatch(Regex("""proxySelectStart: $url"""))
      .assertLogMatch(Regex("""proxySelectEnd: \[DIRECT]"""))

      .build()

  @StartStop
  private val server = MockWebServer()

  @BeforeEach
  fun setUp() {
    platform.assumeNotOpenJSSE()
    platform.assumeHttp2Support()
  }

  @Test
  fun serverTruncatesRequestOnLongPostHttp1() {
    // "java.net.SocketException: Socket closed" thrown reading response after

      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()

  private val dns = FakeDns()
  private lateinit var url: HttpUrl
  private lateinit var serverIps: List<InetAddress>

  @BeforeEach
  fun setUp() {
    platform.assumeHttp2Support()
    platform.assumeNotBouncyCastle()
    rootCa =
      HeldCertificate
        .Builder()
        .serialNumber(1L)
        .certificateAuthority(0)
        .commonName("root")
        .build()

      .build()
  private val executorService = Executors.newScheduledThreadPool(1)

  @BeforeEach
  fun setUp() {
    platform.assumeNotOpenJSSE()
    platform.assumeHttp2Support()
  }

  @AfterEach
  fun tearDown() {
    executorService.shutdown()
  }

  @Test
  @Throws(IOException::class)
  fun http1DoesntSupportDuplex() {
    val call =

      .assertLogMatch(Regex("""<-- 200 OK $redactedUrlPattern \(\d+ms, \d+-byte body\)"""))
      .assertNoMoreLogs()
  }

  @Test
  fun duplexRequestsAreNotLogged() {
    platform.assumeHttp2Support()
    server.useHttps(handshakeCertificates.sslSocketFactory()) // HTTP/2
    url = server.url("/")
    setLevel(Level.BODY)
    server.enqueue(
      MockResponse
        .Builder()