System.Xml.Tests.XmlWriterTests_InvalidSurrogate.XmlWriterWorksWithValidLowerSurrogate_newBehavior C# (CSharp) Method

        public static void XmlWriterWorksWithValidLowerSurrogate_newBehavior()
        {
            // Turn the switch off to get the new behavior in case the platform has it on by default
            AppContext.SetSwitch(@"Switch.System.Xml.DontThrowOnInvalidSurrogatePairs", false);

            using (XmlWriter writer = CreateUtf8Writer())
            {
                writer.WriteStartDocument();
                writer.WriteStartElement("test");
                char[] validSurrogatePairs = new char[] {
                    (char)(SurHighStart + 5), (char)(SurLowEnd),
                    (char)(SurHighStart + 5), (char)(SurLowEnd - 1),
                    (char)(SurHighStart + 5), (char)(SurLowStart),
                    (char)(SurHighStart + 5), (char)(SurLowStart + 1),
                    };

                // Everything should be fine, no exceptions
                writer.WriteRaw(validSurrogatePairs, 0, validSurrogatePairs.Length);
            }
        }