Request(
        url = server.url("/"),
        body = "def".toRequestBody("text/plain".toMediaType()),
      )
    executeSynchronously(request)
      .assertCode(200)
      .assertBody("abc")
    val recordedRequest = server.takeRequest()
    assertThat(recordedRequest.method).isEqualTo("POST")
    assertThat(recordedRequest.body.readUtf8()).isEqualTo("def")
    assertThat(recordedRequest.headers["Content-Length"]).isEqualTo("3")

    )
    server.enqueue(
      MockResponse.Builder()
        .addHeader("Last-Modified: " + formatDate(-5, TimeUnit.MINUTES))
        .addHeader("Expires: " + formatDate(2, TimeUnit.HOURS))
        .body("DEF")
        .build(),
    )
    client =
      client.newBuilder()
        .sslSocketFactory(
          handshakeCertificates.sslSocketFactory(),
          handshakeCertificates.trustManager,
        )