assertThat(body.contentType()).isEqualTo(contentType)
    assertThat(body.contentLength()).isEqualTo(5)
    assertThat(bodyToHex(body)).isEqualTo("48656c6c6f")
    assertThat(bodyToHex(body), "Retransmit body").isEqualTo("48656c6c6f")
  }

  @Test
  fun file() {
    val file = File.createTempFile("RequestTest", "tmp")
    val writer = FileWriter(file)
    writer.write("abc")
    writer.close()