.build()
    val request1 = Request.Builder().url(server.url("/")).build()
    val response1 = client.newCall(request1).execute()
    assertThat(response1.body.string()).isEqualTo("abc")
    val request2 = Request.Builder().url(server.url("/")).build()
    val response2 = client.newCall(request2).execute()
    assertThat(response2.body.string()).isEqualTo("def")

    // The HTTP calls should share a single connection.

        .put(ValidRequestBody())
        .build()
    client.newCall(request).execute().use {
      assertEquals(201, it.code)
    }

    request =
      Request
        .Builder()
        .url(endpointUrl)
        .head()
        .build()
    client.newCall(request).execute().use {
      assertEquals(204, it.code)
    }

    request =
      Request

    val call1 = localClient.newCall(Request(server.url("/")))

    call1.execute().use { response ->
      assertThat(response.body.string()).isEqualTo("Req1")
      assertThat(response.handshake).isNotNull()
      assertThat(response.protocol == Protocol.HTTP_1_1)
    }

    eventListener.closed = true

    val call2 = localClient.newCall(Request(server.url("/")))

        .header("Connection", "upgrade")
        .build()
    assertFailsWith<ProtocolException> {
      client.newCall(requestWithUpgrade).execute()
    }
  }

  @Test
  fun upgradesOnReusedConnection() {
    server.enqueue(MockResponse(body = "normal request"))
    client.newCall(Request(server.url("/"))).execute().use { response ->
      assertThat(response.body.string()).isEqualTo("normal request")
    }

  }

  @Test
  fun testTlsv13Works() {
    enableTls()

    server.enqueue(MockResponse(body = "abc"))

    val request = Request(server.url("/"))

    val response = client.newCall(request).execute()

    response.use {
      assertEquals(200, response.code)
      assertEquals(TlsVersion.TLS_1_3, response.handshake?.tlsVersion)
      assertEquals(Protocol.HTTP_2, response.protocol)

      .withNetworkAliases("mockserver")

  @Test
  fun testOkHttpDirect() {
    testRequest {
      val client = OkHttpClient()

      val response =
        client
          .newCall(
            Request((mockServer.endpoint + "/person?name=peter").toHttpUrl()),
          ).execute()

      assertThat(response.body.string()).contains("Peter the person")

    val client =
      clientTestRule
        .newClientBuilder()
        .sslSocketFactory(clientCertificates.sslSocketFactory(), clientCertificates.trustManager)
        .build()

    val call = client.newCall(Request(server.url("/")))
    val response = call.execute()
    assertThat(response.code).isEqualTo(200)
    assertThat(response.handshake!!.cipherSuite).isNotNull()
    assertThat(response.handshake!!.tlsVersion).isNotNull()

        .build()
    val request = Request(server.url("/"))
    val response1: Response = client.newCall(request).execute()
    val bodySource = response1.body.source()
    assertThat(bodySource.readUtf8()).isEqualTo("ABC.1")

    corruptor()

    return client.newCall(request).execute()
  }

  /**

  private val server = MockWebServer()

  val request by lazy { Request(server.url("/")) }

  @Test
  fun suspendCall() {
    runTest {
      server.enqueue(MockResponse(body = "abc"))

      val call = client.newCall(request)

      call.executeAsync().use {
        withContext(Dispatchers.IO) {
          assertThat(it.body.string()).isEqualTo("abc")
        }
      }
    }
  }

  @Test
  fun timeoutCall() {

  }

  @Test
  fun testMockWebServer() {
    server.enqueue(MockResponse(body = "abc"))
    server.start()

    client.newCall(Request(url = server.url("/"))).execute().use {
      assertThat(it.body.string()).isEqualTo("abc")
    }
  }

  @Test
  fun testExternalSite() {
    client.newCall(Request(url = "https://google.com/robots.txt".toHttpUrl())).execute().use {
      assertThat(it.code).isEqualTo(200)
    }
  }