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-rw-r--r--libs/fusion/test/algorithm/remove_if.cpp78
1 files changed, 78 insertions, 0 deletions
diff --git a/libs/fusion/test/algorithm/remove_if.cpp b/libs/fusion/test/algorithm/remove_if.cpp
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+++ b/libs/fusion/test/algorithm/remove_if.cpp
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+/*=============================================================================
+ 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/container/generation/make_vector.hpp>
+#include <boost/fusion/sequence/comparison/equal_to.hpp>
+#include <boost/fusion/algorithm/transformation/remove_if.hpp>
+#include <boost/type_traits/is_class.hpp>
+#include <boost/type_traits/is_same.hpp>
+#include <boost/mpl/not.hpp>
+#include <boost/mpl/vector.hpp>
+
+struct X
+{
+ operator char const*() const
+ {
+ return "<X-object>";
+ }
+};
+
+struct Y
+{
+ operator char const*() const
+ {
+ return "<Y-object>";
+ }
+};
+
+int
+main()
+{
+ using namespace boost::fusion;
+ using boost::mpl::vector;
+ using boost::mpl::_;
+ using boost::mpl::not_;
+ using boost::is_class;
+ using boost::is_same;
+ namespace fusion = boost::fusion;
+
+ std::cout << tuple_open('[');
+ std::cout << tuple_close(']');
+ std::cout << tuple_delimiter(", ");
+
+/// Testing remove_if
+
+ X x; Y y;
+ typedef fusion::vector<Y, char, long, X, bool, double> vector_type;
+ vector_type t(y, '@', 987654, x, true, 6.6);
+
+ {
+ std::cout << remove_if<not_<is_class<_> > >(t) << std::endl;
+ BOOST_TEST((remove_if<not_<is_class<_> > >(t)
+ == make_vector(y, x)));
+ }
+
+ {
+ std::cout << remove_if<is_class<_> >(t) << std::endl;
+ BOOST_TEST((remove_if<is_class<_> >(t)
+ == make_vector('@', 987654, true, 6.6)));
+ }
+
+ {
+ typedef vector<Y, char, long, X, bool> mpl_vec;
+ BOOST_TEST((remove_if<not_<is_class<_> > >(mpl_vec())
+ == vector<Y, X>()));
+ BOOST_TEST((remove_if<is_class<_> >(mpl_vec())
+ == vector<char, long, bool>()));
+ }
+
+ return boost::report_errors();
+}
+