"-d",
        "foo",
        "-H",
        "Content-Type: application/json",
        "http://example.com",
      ).createRequest()
    val body = request.body
    assertThat(request.method).isEqualTo("POST")
    assertThat(request.url.toString()).isEqualTo("http://example.com/")
    assertThat(body!!.contentType().toString())
      .isEqualTo("application/json; charset=utf-8")
    assertThat(bodyAsString(body)).isEqualTo("foo")
  }