TypeBuilder.XmlSerialization

Home / TypeBuilder

XmlSerialization.cs

using System.IO;
using System.Xml.Serialization;

using NUnit.Framework;

using BLToolkit.Reflection;
using BLToolkit.EditableObjects;
using BLToolkit.TypeBuilder;

namespace HowTo.TypeBuilder
{
    [TestFixture]
    public class XmlSerializationTest
    {
        [XmlType(AnonymousType = true)]
        public abstract class MyClassA
        {
            public abstract string ValueA { get; set; }
        }

        [XmlType(AnonymousType = true)]
        [XmlIncludeAbstract(typeof(MyClassA))]
        [XmlIncludeAbstract(typeof(MyClassC))]
        public abstract class MyClassB
        {
            public abstract string   ValueB        { get; set; }
            public abstract MyClassA ValueMyClassA { get; set; }
    
            public abstract EditableList<MyClassA> MyList { get; set; }
        }

        [XmlType("abs:MyClassC")]
        public abstract class MyClassC : MyClassA { }

        [Test]
        public void Test()
        {
            MyClassB      original = TypeAccessor<MyClassB>.CreateInstance();
            MyClassB      serialized;
            XmlSerializer sr       = new XmlSerializer(TypeAccessor<MyClassB>.Type);

            original.ValueB               = "string value B";
            original.ValueMyClassA.ValueA = "string value A";
            original.MyList.Add(TypeAccessor<MyClassA>.CreateInstance());
            original.MyList.Add(TypeAccessor<MyClassC>.CreateInstance());
            
            using (MemoryStream stm = new MemoryStream())
            {
                sr.Serialize(stm, original);
                stm.Position = 0L;
                serialized = (MyClassB)sr.Deserialize(stm);
            }

            Assert.That(serialized.ValueB,               Is.EqualTo(original.ValueB));
            Assert.That(serialized.ValueMyClassA.ValueA, Is.EqualTo(original.ValueMyClassA.ValueA));
            
            Assert.AreEqual(original.MyList.Count, serialized.MyList.Count);
            Assert.That(serialized.MyList[0] is MyClassA);
            Assert.That(serialized.MyList[1] is MyClassA);
            Assert.That(serialized.MyList[1] is MyClassC);
            
            Assert.AreEqual(serialized.MyList[0].GetType(), TypeFactory.GetType(typeof(MyClassA)));
            Assert.AreEqual(serialized.MyList[1].GetType(), TypeFactory.GetType(typeof(MyClassC)));
        }
    }
}