X-Git-Url: http://g0dil.de/git?a=blobdiff_plain;f=senf%2FUtils%2Fmpl.test.cc;fp=senf%2FUtils%2Fmpl.test.cc;h=25d6f0cd9a287543d31524d307dd55337803c08f;hb=601d1f509f5bb24df167a4dd5a20da67a0af9af8;hp=0000000000000000000000000000000000000000;hpb=164fe477094d42463722584e527a02379ab5d985;p=senf.git

diff --git a/senf/Utils/mpl.test.cc b/senf/Utils/mpl.test.cc
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+// $Id$
+//
+// Copyright (C) 2007
+// Fraunhofer Institute for Open Communication Systems (FOKUS)
+// Competence Center NETwork research (NET), St. Augustin, GERMANY
+//     Stefan Bund <g0dil@berlios.de>
+//
+// This program 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.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the
+// Free Software Foundation, Inc.,
+// 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+/** \file
+    \brief mpl unit tests */
+
+//#include "mpl.test.hh"
+//#include "mpl.test.ih"
+
+// Custom includes
+#include "mpl.hh"
+
+#include "../Utils/auto_unit_test.hh"
+#include <boost/test/test_tools.hpp>
+
+#define prefix_
+///////////////////////////////cc.p////////////////////////////////////////
+
+namespace {
+
+    template <unsigned _>
+    struct select {
+        static bool const has_int_value = false;
+        static bool const has_class_value = false;
+    };
+    template <class T>
+    senf::mpl::rv<0> select_(...);
+
+
+    template <>
+    struct select<1> {
+        static bool const has_int_value = true;
+        static bool const has_class_value = false;
+    };
+    template <class T>
+    senf::mpl::rv<1> select_(int, senf::mpl::take_int<T::value> * = 0);
+
+    template <>
+    struct select<2> {
+        static bool const has_int_value = false;
+        static bool const has_class_value = true;
+    };
+    template <class T>
+    senf::mpl::rv<2> select_(int, senf::mpl::take_class<typename T::value> * = 0);
+
+    template <class T>
+    struct choice : public select<SENF_MPL_RV( select_<T>(0) )> {};
+
+    struct A { static const int value = 0; };
+    struct B { struct value {}; };
+    struct C {};
+}
+
+BOOST_AUTO_UNIT_TEST(senfmpl)
+{
+    BOOST_CHECK( choice<A>::has_int_value );
+    BOOST_CHECK( ! choice<A>::has_class_value );
+
+    BOOST_CHECK( ! choice<B>::has_int_value );
+    BOOST_CHECK( choice<B>::has_class_value );
+
+    BOOST_CHECK( ! choice<C>::has_int_value );
+    BOOST_CHECK( ! choice<C>::has_class_value );
+}
+
+namespace {
+
+#   define Begin() SENF_MPL_SLOT_DEF(accum, 0)
+#   define Add(n) SENF_MPL_SLOT_SET(accum, SENF_MPL_SLOT_GET(accum)+n)
+#   define End() BOOST_STATIC_CONSTANT(unsigned, total = SENF_MPL_SLOT_GET(accum))
+
+    struct Test
+    {
+        Begin();
+
+        Add(2);
+        Add(2);
+
+        // Here some comment ...
+
+        Add(4);
+
+        End();
+    };
+
+}
+
+BOOST_AUTO_UNIT_TEST(mplSlot)
+{
+    BOOST_CHECK_EQUAL( unsigned(Test::total), 8u );
+}
+
+///////////////////////////////cc.e////////////////////////////////////////
+#undef prefix_
+
+
+// Local Variables:
+// mode: c++
+// fill-column: 100
+// comment-column: 40
+// c-file-style: "senf"
+// indent-tabs-mode: nil
+// ispell-local-dictionary: "american"
+// compile-command: "scons -u test"
+// End: