System.Xml.Tests.TCFullEndElement.TCWriteNmToken.writeNmToken_1 C# (CSharp) Method

            public int writeNmToken_1()
            {
                using (XmlWriter w = CreateWriter())
                {
                    try
                    {
                        w.WriteStartElement("root");
                        string temp;
                        if (CurVariation.Param.ToString() == "null")
                            temp = null;
                        else
                            temp = String.Empty;
                        w.WriteNmToken(temp);
                        w.WriteEndElement();
                    }
                    catch (ArgumentException e)
                    {
                        CError.WriteLineIgnore(e.ToString());
                        CheckElementState(w.WriteState);//by design 396962 
                        return TEST_PASS;
                    }
                }
                CError.WriteLine("Did not throw exception");
                return TEST_FAIL;
            }