if (networkRequest == null && cacheResponse == null) {
      return Response.Builder()
        .request(chain.request())
        .protocol(Protocol.HTTP_1_1)
        .code(HTTP_GATEWAY_TIMEOUT)
        .message("Unsatisfiable Request (only-if-cached)")
        .sentRequestAtMillis(-1L)
        .receivedResponseAtMillis(System.currentTimeMillis())
        .build().also {

  private class ClosableCall : FailingCall() {
    private val response =
      Response.Builder()
        .request(Request("https://example.com/".toHttpUrl()))
        .protocol(Protocol.HTTP_1_1)
        .message("OK")
        .code(200)
        .body(
          object : ResponseBody() {
            override fun contentType() = null

            override fun contentLength() = -1L

    val request =
      Request.Builder()
        .url("https://localhost:1/")
        .build()
    val interceptorResponse =
      Response.Builder()
        .request(request)
        .protocol(Protocol.HTTP_1_1)
        .code(200)
        .message("Intercepted!")
        .body("abc".toResponseBody("text/plain; charset=utf-8".toMediaType()))
        .build()
    client =
      client.newBuilder()

   * [priorResponse] objects, which have its own [priorResponse].
   */
  @get:JvmName("request") val request: Request,
  /** Returns the HTTP protocol, such as [Protocol.HTTP_1_1] or [Protocol.HTTP_1_0]. */
  @get:JvmName("protocol") val protocol: Protocol,
  /** Returns the HTTP status message. */
  @get:JvmName("message") val message: String,
  /** Returns the HTTP status code. */

      .assertSuccessful()
      .assertCode(200)
  }

  private fun enableProtocol(protocol: Protocol) {
    enableTls()
    client =
      client.newBuilder()
        .protocols(listOf(protocol, Protocol.HTTP_1_1))
        .build()
    server1.protocols = client.protocols
    server2.protocols = client.protocols
  }

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

    assertThat(request.body.readUtf8()).isEqualTo("request")
  }

  @Test
  fun testH2PriorKnowledgeServerFallback() {
    try {
      server.protocols = Arrays.asList(Protocol.H2_PRIOR_KNOWLEDGE, Protocol.HTTP_1_1)
      fail<Any>()
    } catch (expected: IllegalArgumentException) {
      assertThat(expected.message).isEqualTo(
        "protocols containing h2_prior_knowledge cannot use other protocols: " +

  private class ClosableCall : FailingCall() {
    private val response =
      Response.Builder()
        .request(Request("https://example.com/".toHttpUrl()))
        .protocol(Protocol.HTTP_1_1)
        .message("OK")
        .code(200)
        .body(
          object : ResponseBody() {
            override fun contentType() = null

            override fun contentLength() = -1L

    val request = Request.Builder().url(server.url("/").toString()).build()
    val response = client.newCall(request).execute()
    response.use {
      assertEquals(200, response.code)
      assertEquals(Protocol.HTTP_1_1, response.protocol)
    }
  }

  @Test
  fun testCustomTrustManagerWithAndroidCheck() {
    assumeNetwork()

    var withHostCalled = false
    var withoutHostCalled = false

    mockWebServer.setServerSocketFactory(ServerSocketFactory.getDefault())
    mockWebServer.setBodyLimit(0L)
    mockWebServer.setProtocolNegotiationEnabled(false)
    mockWebServer.setProtocols(listOf(Protocol.HTTP_1_1))
    var requestCount: Int = mockWebServer.getRequestCount()
  }

  @Test @Disabled
  fun multipartBody() {
    val multipartBody: MultipartBody = MultipartBody.Builder().build()

      val response =
        Response.Builder()
          .code(101)
          .message("OK")
          .request(Request.Builder().url(url).build())
          .headers(responseHeaders!!)
          .protocol(Protocol.HTTP_1_1)
          .build()
      webSocket =
        RealWebSocket(
          taskFaker.taskRunner,
          response.request,
          listener,
          random!!,
          pingIntervalMillis.toLong(),