private void VariantWrapper()
{
long toWrap = (long)rand.Next();
var val = new VariantWrapper(toWrap);
long expected = toWrap * 2;
// Get and set property
obj.Variant_Property = val;
Assert.AreEqual(val.WrappedObject, obj.Variant_Property);
// Call method with return value
dynamic ret = obj.Variant_Ret(val);
Assert.AreEqual(expected, ret);
// Call method passing by ref
obj.Variant_InOut(ref val);
Assert.AreEqual(expected, val.WrappedObject);
}
public Variant(VariantWrapper wrapper)
{
if (wrapper == null)
{
throw new ArgumentNullException("wrapper");
}
varType = (ushort)(VarEnum.VT_VARIANT | VarEnum.VT_BYREF);
reserved1 = 0;
reserved2 = 0;
reserved3 = 0;
boolvalue = 0;
ptr1 = IntPtr.Zero;
ptr2 = IntPtr.Zero;
// Allocate memory for the VT_BYREF VT_VARIANT.
ptr1 = Marshal.AllocCoTaskMem(Marshal.SizeOf(typeof(Variant)));
// Move the wrapped object into the memory.
Marshal.GetNativeVariantForObject(wrapper.WrappedObject, ptr1);
}
public void Ctor_Value(object value)
{
var wrapper = new VariantWrapper(value);
Assert.Equal(value, wrapper.WrappedObject);
}
public int OnScriptTerminate(VariantWrapper varResult, ref System.Runtime.InteropServices.ComTypes.EXCEPINFO excepInfo)
{
return(0);
}