@Test
  fun expectContinueStartsResponseHeadersEarly() {
    server.enqueue(
      MockResponse
        .Builder()
        .add100Continue()
        .build(),
    )
    val request =
      Request
        .Builder()
        .url(server.url("/"))
        .header("Expect", "100-continue")

  }

  @Test
  fun serverReturnsMultiple100Continues() {
    server.enqueue(
      MockResponse
        .Builder()
        .add100Continue()
        .add100Continue()
        .add100Continue()
        .build(),
    )

    val request =
      Request(
        url = server.url("/"),
        body = "abc".toRequestBody("text/plain".toMediaType()),

        .receiveRequest("request body\n")
        .sendResponse("response body\n")
        .exhaustRequest()
    server.enqueue(
      MockResponse
        .Builder()
        .clearHeaders()
        .add100Continue()
        .socketHandler(body)
        .build(),
    )
    val call =
      client.newCall(
        Request
          .Builder()
          .url(server.url("/"))