assertThat(response.trailers()).isEqualTo(headersOf("t1", "v2"))
    }
  }

  @Test
  fun delayBeforeTrailersHttp1() {
    delayBeforeTrailers(Protocol.HTTP_1_1)
  }

  @Test
  fun delayBeforeTrailersHttp2() {
    trailers(Protocol.HTTP_2)
  }

  /** Confirm the client will block if necessary to consume trailers. */
  private fun delayBeforeTrailers(protocol: Protocol) {
    enableProtocol(protocol)