val response = getResponse(request)
    response.close()
    val recordedRequest = server.takeRequest()
    assertThat(recordedRequest.headers.values("D")).isEqualTo(listOf("e", "f"))
    assertThat(recordedRequest.headers["G"]).isNull()
    assertThat(recordedRequest.headers["null"]).isNull()
  }

  @Test
  fun getRequestPropertyReturnsLastValue() {
    val request =

 *  New: MockWebServer now supports client authentication (mutual TLS). Call `requestClientAuth()`
    to permit an optional client certificate or `requireClientAuth()` to require one.
 *  New: `RecordedRequest.getHandshake()` returns the HTTPS handshake of a request sent to
    `MockWebServer`.
 *  Fix: Honor the `MockResponse` header delay in MockWebServer.

import java.util.concurrent.atomic.AtomicReference
import javax.net.ssl.HostnameVerifier
import kotlin.test.assertFailsWith
import mockwebserver3.MockResponse
import mockwebserver3.MockWebServer
import mockwebserver3.RecordedRequest
import mockwebserver3.SocketEffect.ShutdownConnection
import mockwebserver3.junit5.StartStop
import okhttp3.Cache.Companion.key
import okhttp3.Headers.Companion.headersOf
import okhttp3.MediaType.Companion.toMediaType