def METHOD_NAME(self) -> None:
    field = RequestField("somename", "data", "")
    field.make_multipart(content_type="application/octet-stream")
    assert (
        field.render_headers()
        == 'Content-Disposition: form-data; name="somename"; filename=""\r\n'
        "Content-Type: application/octet-stream\r\n"
        "\r\n"
    )