typelist-test.cpp

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/*
  TypeList(Test)  -  check the typelist metaprogramming facility
 
   Copyright (C)
     2008,            Hermann Vosseler <Ichthyostega@web.de>
 
 **Lumiera** is free software; you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
 Free Software Foundation; either version 2 of the License, or (at your
 option) any later version. See the file COPYING for further details.
 
* *****************************************************************/
 
#include "lib/test/run.hpp"
#include "lib/meta/typelist.hpp"
 
#include <iostream>
 
using std::cout;
using std::endl;
 
 
namespace lib  {
namespace meta {
namespace test {
      
      template<int I>
      struct Block
        { 
          Block() { cout << "- "<<I<<" -"; }
        };
      struct Ending
        {
          Ending(){ cout << "- The End -" <<endl; }
        };
      
      
      using SequenceOfTypes = Types< Block<21>
                                   , Block<13>
                                   , Block<8>
                                   , Block<5>
                                   , Block<3>
                                   , Block<2>
                                   , Block<1>
                                   >;
      using ListOfTypes = SequenceOfTypes::List;
      
      
      template<class X, class P>
      class Chain
        : X, P
      { }
      ;
      template<class H, class T, class P>
      class Chain<Node<H,T>, P>
        : H, Chain<T,P>
      { }
      ;
      
      using AssembledClass = Chain<ListOfTypes, Ending>;
      
      
      /*********************************************************************/
      class TypeList_test : public Test
        {
          void
          run (Arg)
            {
              AssembledClass me_haz_numbers;
              
              CHECK (1 == sizeof(me_haz_numbers));
            }
        };
      
      
      LAUNCHER (TypeList_test, "unit common");
      
      
      
}}} // namespace lib::meta::test