Imported from /home/lorry/working-area/delta_boost-tarball/boost_1_54_0.tar.bz2.boost_1_54_0baserock/morph

1 files changed, 69 insertions, 0 deletions

diff --git a/libs/fusion/test/algorithm/find_if.cpp b/libs/fusion/test/algorithm/find_if.cpp
new file mode 100644
index 000000000..c4dfafa28
--- /dev/null
+++ b/libs/fusion/test/algorithm/find_if.cpp
@@ -0,0 +1,69 @@
+/*=============================================================================
+    Copyright (c) 2001-2011 Joel de Guzman
+
+    Distributed under 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/detail/lightweight_test.hpp>
+#include <boost/fusion/container/vector/vector.hpp>
+#include <boost/fusion/adapted/mpl.hpp>
+#include <boost/fusion/sequence/io/out.hpp>
+#include <boost/fusion/algorithm/query/find_if.hpp>
+#include <boost/mpl/vector.hpp>
+#include <boost/mpl/vector_c.hpp>
+#include <boost/mpl/less.hpp>
+#include <boost/type_traits/is_same.hpp>
+
+struct X
+{
+    operator int() const
+    {
+        return 12345;
+    }
+};
+
+int
+main()
+{
+    using namespace boost::fusion;
+
+    {
+        using boost::is_same;
+        using boost::mpl::_;
+
+        typedef vector<int, char, int, double> vector_type;
+        vector_type v(12345, 'x', 678910, 3.36);
+
+        std::cout << *find_if<is_same<_, char> >(v) << std::endl;
+        BOOST_TEST((*find_if<is_same<_, char> >(v) == 'x'));
+
+        std::cout << *find_if<is_same<_, int> >(v) << std::endl;
+        BOOST_TEST((*find_if<is_same<_, int> >(v) == 12345));
+
+        std::cout << *find_if<is_same<_, double> >(v) << std::endl;
+        BOOST_TEST((*find_if<is_same<_, double> >(v) == 3.36));
+    }
+
+    {
+        using boost::mpl::vector;
+        using boost::is_same;
+        using boost::mpl::_;
+
+        typedef vector<int, char, X, double> mpl_vec;
+        BOOST_TEST((*find_if<is_same<_, X> >(mpl_vec()) == 12345));
+    }
+
+    {
+        using boost::mpl::vector_c;
+        using boost::mpl::less;
+        using boost::mpl::int_;
+        using boost::is_same;
+        using boost::mpl::_;
+
+        typedef vector_c<int, 1, 2, 3, 4> mpl_vec;
+        BOOST_TEST((*find_if<less<_, int_<3> > >(mpl_vec()) == 1));
+    }
+
+    return boost::report_errors();
+}
+