public static unsafe ValueType Box <T>(T?nullable) where T : struct
{
ValueType scam = new NullableContainer <T>(nullable);
TypedReference tr = __makeref(scam);
IntPtr typehandle = TypeOf <Nullable <T> > .TypeID.TypeHandle.Value;
IntPtr * trstruct = (IntPtr *)&tr;
* *((IntPtr **)trstruct[0]) = typehandle;
return(scam);
}
public void NullableContainer ()
{
var xt = sctx.GetXamlType (typeof (NullableContainer));
Assert.IsFalse (xt.IsGeneric, "#1");
Assert.IsTrue (xt.IsNullable, "#2");
var xm = xt.GetMember ("TestProp");
Assert.IsTrue (xm.Type.IsGeneric, "#3");
Assert.IsTrue (xm.Type.IsNullable, "#4");
Assert.AreEqual ("clr-namespace:System;assembly=mscorlib", xm.Type.PreferredXamlNamespace, "#5");
Assert.AreEqual (1, xm.Type.TypeArguments.Count, "#6");
Assert.AreEqual (XamlLanguage.Int32, xm.Type.TypeArguments [0], "#7");
Assert.IsNotNull (xm.Type.TypeConverter, "#8");
Assert.IsNotNull (xm.Type.TypeConverter.ConverterInstance, "#9");
var obj = new NullableContainer ();
xm.Invoker.SetValue (obj, 5);
xm.Invoker.SetValue (obj, null);
}
public void Read_NullableContainer ()
{
var obj = new NullableContainer () { TestProp = 5 };
var xr = new XamlObjectReader (obj);
Read_NullableContainer (xr);
}
