public void AddValue()
        {
            const String expected =
                "<orders>" +
                "<order>" +
                "123" +
                "</order>" +
                "</orders>";

            builder = createOutputBuilder("orders");
            builder.AddBelow("order");
            builder.AddValue("123");
            assertXMLEquals(expected, builder.ToString(), "built xml");
        }
        public void ValueAndChild()
        {
            const String expected =
                "<flavor>" +
                "this flavor is really good" +
                "<grape>" +
                "</grape>" +
                "</flavor>";

            builder = createOutputBuilder("flavor");
            builder.AddValue("this flavor is really good");
            builder.AddBelow("grape");
            assertXMLEquals(expected, builder.ToString(), "value and child");
        }