3 // Copyright Neil Groves 2014. Use, modification and distribution is subject
4 // to the Boost Software License, Version 1.0. (See accompanying file
5 // LICENSE_1_0.txt or copy at
6 // http://www.boost.org/LICENSE_1_0.txt)
8 // For more information, see http://www.boost.org/libs/range
11 #include "mock_range.hpp"
12 #include <boost/range/adaptor/adjacent_filtered.hpp>
19 typedef bool result_type
;
21 bool operator()(int, int) const
27 } // anonymous namespace
29 int main(int, const char**)
31 using boost::range::unit_test::mock_const_range
;
32 using boost::adaptors::adjacent_filter
;
34 // This next line should fail when Boost.Range concept checking is
35 // enabled since the adjacent_filtered adaptor takes at least a
37 return adjacent_filter(
38 mock_const_range
<boost::single_pass_traversal_tag
>(),
39 always_true()).front();