[Boost-commit] svn:boost r49470 - trunk/libs/fusion/test/compile_time

Subject: [Boost-commit] svn:boost r49470 - trunk/libs/fusion/test/compile_time
From: danmarsden_at_[hidden]
Date: 2008-10-27 18:13:21

Author: danmarsden
Date: 2008-10-27 18:13:20 EDT (Mon, 27 Oct 2008)
New Revision: 49470
URL: http://svn.boost.org/trac/boost/changeset/49470

Log:
bugfix to fold test, and new transform test
Added:
   trunk/libs/fusion/test/compile_time/transform.cpp   (contents, props changed)
Text files modified: 
   trunk/libs/fusion/test/compile_time/Makefile |     3 ++-                                     
   trunk/libs/fusion/test/compile_time/fold.cpp |    13 ++++++++++++-                           
   2 files changed, 14 insertions(+), 2 deletions(-)

Modified: trunk/libs/fusion/test/compile_time/Makefile
==============================================================================
--- trunk/libs/fusion/test/compile_time/Makefile	(original)
+++ trunk/libs/fusion/test/compile_time/Makefile	2008-10-27 18:13:20 EDT (Mon, 27 Oct 2008)
@@ -13,7 +13,8 @@
         vector_construction.cpp\
         vector_iteration.cpp\
         vector_intrinsic.cpp\
-	fold.cpp
+	fold.cpp\
+	transform.cpp
 
 TEST_OBJS=$(TEST_SRCS:.cpp=.o)
 

Modified: trunk/libs/fusion/test/compile_time/fold.cpp
==============================================================================
--- trunk/libs/fusion/test/compile_time/fold.cpp	(original)
+++ trunk/libs/fusion/test/compile_time/fold.cpp	2008-10-27 18:13:20 EDT (Mon, 27 Oct 2008)
@@ -15,8 +15,17 @@
 {
   template<int n, int batch>
   struct distinct
+  {};
+
+  struct f
   {
-    static const int value = n;
+    typedef int result_type;
+
+    template<int n, int batch>
+    int operator()(distinct<n, batch> const& d, int state) const
+    {
+      return state + n;
+    }
   };
 
   template<int batch>
@@ -25,6 +34,8 @@
     fusion::vector<
       distinct<0, batch>, distinct<1, batch>, distinct<2, batch>, distinct<3, batch>, distinct<4, batch>,
       distinct<5, batch>, distinct<6, batch>, distinct<7, batch>, distinct<8, batch>, distinct<9, batch> > v;
+
+    fusion::fold(v, 0, f());
   }
 }
 

Added: trunk/libs/fusion/test/compile_time/transform.cpp
==============================================================================
--- (empty file)
+++ trunk/libs/fusion/test/compile_time/transform.cpp	2008-10-27 18:13:20 EDT (Mon, 27 Oct 2008)
@@ -0,0 +1,55 @@
+/*=============================================================================
+    Copyright (c) 2008 Dan Marsden
+  
+    Use modification and distribution are subject to the Boost Software 
+    License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
+    http://www.boost.org/LICENSE_1_0.txt).
+==============================================================================*/
+
+#include <boost/fusion/include/transform.hpp>
+#include <boost/fusion/include/for_each.hpp>
+#include <boost/fusion/include/vector.hpp>
+
+namespace fusion = boost::fusion;
+
+namespace
+{
+  template<int n, int batch>
+  struct distinct
+  {
+    static const int value = n;
+  };
+
+  struct f
+  {
+    typedef int result_type;
+
+    template<typename T>
+    result_type operator()(T const& t) const
+    {
+      return T::value;
+    }
+  };
+
+  struct touch
+  {
+    template<typename T>
+    void operator()(T const&) const
+    {}
+  };
+
+  template<int batch>
+  void test()
+  {
+    fusion::vector<
+      distinct<0, batch>, distinct<1, batch>, distinct<2, batch>, distinct<3, batch>, distinct<4, batch>,
+      distinct<5, batch>, distinct<6, batch>, distinct<7, batch>, distinct<8, batch>, distinct<9, batch> > v;
+
+    // We're testing transform really
+    // for_each call is to force iteration through the lazy
+    // transform, otherwise very little will happen.
+    fusion::for_each(fusion::transform(v, f()), touch());
+  }
+}
+
+#include "./driver.hpp"