System.Xml.Tests.TCFullEndElement.TCPI.pi_4 C# (CSharp) Méthode

            public int pi_4()
            {
                using (XmlWriter w = CreateWriter())
                {
                    try
                    {
                        w.WriteStartElement("Root");
                        w.WriteProcessingInstruction(null, "test");
                    }
                    catch (ArgumentException e)
                    {
                        CError.WriteLineIgnore("Exception: " + e.ToString());
                        CError.Compare(w.WriteState, WriteState.Error, "WriteState should be Error");
                        return TEST_PASS;
                    }
                    catch (NullReferenceException e)
                    {
                        CError.WriteLineIgnore("Exception: " + e.ToString());
                        CError.Compare(w.WriteState, WriteState.Element, "WriteState should be Element ");
                        return TEST_PASS;
                    }
                }
                CError.WriteLine("Did not throw exception");
                return TEST_FAIL;
            }