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

   1
   2 // Copyright 2015, 2016 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 #include <boost/mp11/detail/config.hpp>
  10
  11 #if BOOST_MP11_MSVC
  12 # pragma warning( disable: 4503 ) // decorated name length exceeded
  13 #endif
  14
  15 #include <boost/mp11/algorithm.hpp>
  16 #include <boost/mp11/list.hpp>
  17 #include <boost/mp11/integral.hpp>
  18 #include <boost/core/lightweight_test_trait.hpp>
  19 #include <type_traits>
  20 #include <tuple>
  21 #include <utility>
  22
  23 struct X1 {};
  24
  25 int main()
  26 {
  27     using boost::mp11::mp_list;
  28     using boost::mp11::mp_any_of;
  29     using boost::mp11::mp_true;
  30     using boost::mp11::mp_false;
  31
  32     {
  33         using L1 = mp_list<>;
  34
  35         BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L1, std::is_const>, mp_false>));
  36
  37         using L2 = mp_list<X1, X1 const, X1, X1, X1>;
  38
  39         BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L2, std::is_volatile>, mp_false>));
  40         BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L2, std::is_const>, mp_true>));
  41
  42         using L3 = mp_list<X1 const, X1 const, X1, X1 const, X1>;
  43
  44         BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L3, std::is_volatile>, mp_false>));
  45         BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L3, std::is_const>, mp_true>));
  46     }
  47
  48     {
  49         using L1 = std::tuple<>;
  50
  51         BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L1, std::is_const>, mp_false>));
  52
  53         using L2 = std::tuple<X1, X1 const, X1, X1, X1>;
  54
  55         BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L2, std::is_volatile>, mp_false>));
  56         BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L2, std::is_const>, mp_true>));
  57
  58         using L3 = std::tuple<X1 const, X1 const, X1, X1 const, X1>;
  59
  60         BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L3, std::is_volatile>, mp_false>));
  61         BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L3, std::is_const>, mp_true>));
  62     }
  63
  64     {
  65         using L2 = std::pair<X1 const, X1>;
  66
  67         BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L2, std::is_volatile>, mp_false>));
  68         BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L2, std::is_const>, mp_true>));
  69
  70         using L3 = std::pair<X1 const, X1 const>;
  71
  72         BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L3, std::is_volatile>, mp_false>));
  73         BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L3, std::is_const>, mp_true>));
  74     }
  75
  76     {
  77         using boost::mp11::mp_repeat_c;
  78         using boost::mp11::mp_to_bool;
  79         using boost::mp11::mp_push_back;
  80
  81         int const N = 1089;
  82
  83         using L1 = mp_repeat_c<mp_list<mp_false>, N>;
  84         using R1 = mp_any_of<L1, mp_to_bool>;
  85
  86         BOOST_TEST_TRAIT_TRUE((std::is_same<R1, mp_false>));
  87
  88         using L2 = mp_push_back<L1, mp_true>;
  89         using R2 = mp_any_of<L2, mp_to_bool>;
  90
  91         BOOST_TEST_TRAIT_TRUE((std::is_same<R2, mp_true>));
  92     }
  93
  94     return boost::report_errors();
  95 }