ceph/src/boost/libs/mp11/test/mp_all_of_q.cpp

   1
   2 // Copyright 2015, 2016, 2017 Peter Dimov.
   3 //
   4 // Distributed under the Boost Software License, Version 1.0.
   5 //
   6 // See accompanying file LICENSE_1_0.txt or copy at
   7 // http://www.boost.org/LICENSE_1_0.txt
   8
   9
  10 #include <boost/mp11/algorithm.hpp>
  11 #include <boost/mp11/list.hpp>
  12 #include <boost/mp11/integral.hpp>
  13 #include <boost/mp11/utility.hpp>
  14 #include <boost/core/lightweight_test_trait.hpp>
  15 #include <type_traits>
  16 #include <tuple>
  17 #include <utility>
  18
  19 struct X1 {};
  20
  21 int main()
  22 {
  23     using boost::mp11::mp_list;
  24     using boost::mp11::mp_all_of_q;
  25     using boost::mp11::mp_true;
  26     using boost::mp11::mp_false;
  27     using boost::mp11::mp_quote;
  28
  29     {
  30         using L1 = mp_list<>;
  31
  32         BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of_q<L1, mp_quote<std::is_const>>, mp_true>));
  33
  34         using L2 = mp_list<X1 const, X1 const, X1 const volatile, X1 const, X1 const volatile>;
  35
  36         BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of_q<L2, mp_quote<std::is_volatile>>, mp_false>));
  37         BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of_q<L2, mp_quote<std::is_const>>, mp_true>));
  38     }
  39
  40     {
  41         using L1 = std::tuple<>;
  42
  43         BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of_q<L1, mp_quote<std::is_const>>, mp_true>));
  44
  45         using L2 = std::tuple<X1 const, X1 const, X1 const volatile, X1 const, X1 const volatile>;
  46
  47         BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of_q<L2, mp_quote<std::is_volatile>>, mp_false>));
  48         BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of_q<L2, mp_quote<std::is_const>>, mp_true>));
  49     }
  50
  51     {
  52         using L2 = std::pair<X1 const, X1 const volatile>;
  53
  54         BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of_q<L2, mp_quote<std::is_volatile>>, mp_false>));
  55         BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of_q<L2, mp_quote<std::is_const>>, mp_true>));
  56     }
  57
  58     return boost::report_errors();
  59 }