public void Clear()
{
AllJoyn.MsgArg arg = new AllJoyn.MsgArg();
arg = "Bat Man";
Assert.Equal(AllJoyn.MsgArg.AllJoynTypeId.ALLJOYN_STRING, arg.TypeId);
arg.Clear();
Assert.Equal(AllJoyn.MsgArg.AllJoynTypeId.ALLJOYN_INVALID, arg.TypeId);
}