System.Data.Tests.DataSetTest.WriteXmlSchema6 C# (CSharp) Method

        public void WriteXmlSchema6()
        {
            string xmlschema = @"<?xml version=""1.0"" encoding=""utf-16""?>
<xs:schema id=""Example"" xmlns="""" xmlns:xs=""http://www.w3.org/2001/XMLSchema"" xmlns:msdata=""urn:schemas-microsoft-com:xml-msdata"">
" +
              @"  <xs:element name=""Example"" msdata:IsDataSet=""true"" msdata:UseCurrentLocale=""true"""
              + @">
    <xs:complexType>
      <xs:choice minOccurs=""0"" maxOccurs=""unbounded"">
        <xs:element name=""MyType"">
          <xs:complexType>
            <xs:attribute name=""Desc"">
              <xs:simpleType>
                <xs:restriction base=""xs:string"">
                  <xs:maxLength value=""32"" />
                </xs:restriction>
              </xs:simpleType>
            </xs:attribute>
          </xs:complexType>
        </xs:element>
      </xs:choice>
    </xs:complexType>
  </xs:element>
</xs:schema>";
            DataSet ds = new DataSet("Example");

            // Add MyType DataTable
            ds.Tables.Add("MyType");

            ds.Tables["MyType"].Columns.Add(new DataColumn(
                "Desc", typeof(string), "", MappingType.Attribute));
            ds.Tables["MyType"].Columns["Desc"].MaxLength = 32;

            ds.AcceptChanges();

            StringWriter sw = new StringWriter();
            ds.WriteXmlSchema(sw);

            string result = sw.ToString();

            Assert.Equal(result.Replace("\r\n", "\n"), xmlschema.Replace("\r\n", "\n"));
        }