System.Xml.Tests.TCWriteAttributes.writeAttributes_9 C# (CSharp) Method

        public int writeAttributes_9()
        {
            string strxml = "";
            switch (CurVariation.Param.ToString())
            {
                case "DocumentType":
                    if (IsXPathDataModelReader())
                    {
                        CError.WriteLine("{0} does not support DocumentType node", readerType);
                        return TEST_SKIPPED;
                    }
                    strxml = "<!DOCTYPE Root[]><Root/>";
                    break;
                case "CDATA":
                    if (IsXPathDataModelReader())
                    {
                        CError.WriteLine("{0} does not support CDATA node", readerType);
                        return TEST_SKIPPED;
                    }
                    strxml = "<root><![CDATA[Test]]></root>";
                    break;
                case "Text":
                    strxml = "<root>Test</root>";
                    break;
                case "ProcessingInstruction":
                    strxml = "<root><?pi test?></root>";
                    break;
                case "Comment":
                    strxml = "<root><!-- comment --></root>";
                    break;
                case "EntityReference":
                    if (!ReaderSupportsEntityRef())
                    {
                        CError.WriteLine("{0} does not support EntityRef node", readerType);
                        return TEST_SKIPPED;
                    }
                    strxml = "<!DOCTYPE root[<!ENTITY e \"Test Entity\"> ]><root>&e;</root>";
                    break;
                case "SignificantWhitespace":
                    strxml = "<root xml:space=\"preserve\">			 </root>";
                    break;
                case "Whitespace":
                    if (ReaderStripsWhitespace())
                    {
                        CError.WriteLine("{0} strips whitespace nodes by default", readerType);
                        return TEST_SKIPPED;
                    }
                    strxml = "<root>			 </root>";
                    break;
            }

            XmlReader xr;
            xr = CreateReader(new StringReader(strxml));

            do
            { xr.Read(); }
            while ((xr.NodeType.ToString() != CurVariation.Param.ToString()) && (xr.ReadState != ReadState.EndOfFile));

            if (xr.ReadState == ReadState.EndOfFile || xr.NodeType.ToString() != CurVariation.Param.ToString())
            {
                xr.Dispose();
                CError.WriteLine("Reader not positioned on correct node");
                CError.WriteLine("ReadState: {0}", xr.ReadState);
                CError.WriteLine("NodeType: {0}", xr.NodeType);
                return TEST_FAIL;
            }

            using (XmlWriter w = CreateWriter())
            {
                try
                {
                    if (CurVariation.Param.ToString() != "DocumentType")
                        w.WriteStartElement("root");
                    w.WriteAttributes(xr, false);
                }
                catch (XmlException e)
                {
                    CError.WriteLineIgnore(e.ToString());
                    CError.Compare(w.WriteState, (CurVariation.Param.ToString() == "DocumentType") ? WriteState.Start : WriteState.Element, "WriteState should be Element");
                    return TEST_PASS;
                }
                finally
                {
                    xr.Dispose();
                }
            }
            CError.WriteLine("Did not throw exception");
            return TEST_FAIL;
        }