System.Data.Tests.DataSetTest.DeserializeModifiedDataSet C# (CSharp) Method

        public void DeserializeModifiedDataSet()
        {
            // Serialization begins
            DataSet prevDs = new DataSet();
            DataTable dt = prevDs.Tables.Add();
            dt.Columns.Add(new DataColumn("Id", typeof(string)));

            DataRow dr = dt.NewRow();
            dr[0] = "a";
            dt.Rows.Add(dr);
            prevDs.AcceptChanges();
            dr = prevDs.Tables[0].Rows[0];
            dr[0] = "b";

            XmlSerializer serializer = new XmlSerializer(typeof(DataSet));
            StringWriter sw = new StringWriter();
            XmlTextWriter xw = new XmlTextWriter(sw);
            xw.QuoteChar = '\'';
            serializer.Serialize(xw, prevDs);

            // Deserialization begins
            StringReader sr = new StringReader(sw.ToString());
            XmlTextReader reader = new XmlTextReader(sr);
            XmlSerializer serializer1 = new XmlSerializer(typeof(DataSet));
            DataSet ds = serializer1.Deserialize(reader) as DataSet;
            Assert.Equal(
                    prevDs.Tables[0].Rows[0][0, DataRowVersion.Original].ToString(),
    ds.Tables[0].Rows[0][0, DataRowVersion.Original].ToString());
            Assert.Equal(
                    prevDs.Tables[0].Rows[0][0, DataRowVersion.Current].ToString(),
    ds.Tables[0].Rows[0][0, DataRowVersion.Current].ToString());
        }