mp_rename.cpp 7.2 KB

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  1. // Copyright 2015-2017 Peter Dimov.
  2. //
  3. // Distributed under the Boost Software License, Version 1.0.
  4. //
  5. // See accompanying file LICENSE_1_0.txt or copy at
  6. // http://www.boost.org/LICENSE_1_0.txt
  7. #include <boost/core/lightweight_test_trait.hpp>
  8. #include <boost/mp11/list.hpp>
  9. #include <type_traits>
  10. #include <tuple>
  11. #include <utility>
  12. template<class... T> struct X {};
  13. template<class... T> using Y = X<T...>;
  14. int main()
  15. {
  16. using boost::mp11::mp_list;
  17. using boost::mp11::mp_rename;
  18. using boost::mp11::mp_apply;
  19. using L1 = mp_list<>;
  20. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L1, mp_list>, mp_list<>>));
  21. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L1, std::tuple>, std::tuple<>>));
  22. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L1, X>, X<>>));
  23. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L1, Y>, Y<>>));
  24. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<mp_list, L1>, mp_list<>>));
  25. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<std::tuple, L1>, std::tuple<>>));
  26. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<X, L1>, X<>>));
  27. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<Y, L1>, Y<>>));
  28. using L2 = mp_list<char>;
  29. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L2, mp_list>, mp_list<char>>));
  30. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L2, std::tuple>, std::tuple<char>>));
  31. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L2, X>, X<char>>));
  32. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L2, Y>, Y<char>>));
  33. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<mp_list, L2>, mp_list<char>>));
  34. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<std::tuple, L2>, std::tuple<char>>));
  35. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<X, L2>, X<char>>));
  36. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<Y, L2>, Y<char>>));
  37. using L3 = mp_list<char, double>;
  38. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L3, mp_list>, mp_list<char, double>>));
  39. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L3, std::tuple>, std::tuple<char, double>>));
  40. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L3, X>, X<char, double>>));
  41. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L3, Y>, Y<char, double>>));
  42. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L3, std::pair>, std::pair<char, double>>));
  43. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<mp_list, L3>, mp_list<char, double>>));
  44. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<std::tuple, L3>, std::tuple<char, double>>));
  45. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<X, L3>, X<char, double>>));
  46. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<Y, L3>, Y<char, double>>));
  47. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<std::pair, L3>, std::pair<char, double>>));
  48. using L4 = mp_list<int, char, float>;
  49. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L4, mp_list>, mp_list<int, char, float>>));
  50. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L4, std::tuple>, std::tuple<int, char, float>>));
  51. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L4, X>, X<int, char, float>>));
  52. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L4, Y>, Y<int, char, float>>));
  53. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<mp_list, L4>, mp_list<int, char, float>>));
  54. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<std::tuple, L4>, std::tuple<int, char, float>>));
  55. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<X, L4>, X<int, char, float>>));
  56. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<Y, L4>, Y<int, char, float>>));
  57. //
  58. using L5 = std::tuple<>;
  59. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L5, mp_list>, mp_list<>>));
  60. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L5, std::tuple>, std::tuple<>>));
  61. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L5, X>, X<>>));
  62. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L5, Y>, Y<>>));
  63. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<mp_list, L5>, mp_list<>>));
  64. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<std::tuple, L5>, std::tuple<>>));
  65. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<X, L5>, X<>>));
  66. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<Y, L5>, Y<>>));
  67. using L6 = std::tuple<char>;
  68. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L6, mp_list>, mp_list<char>>));
  69. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L6, std::tuple>, std::tuple<char>>));
  70. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L6, X>, X<char>>));
  71. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L6, Y>, Y<char>>));
  72. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<mp_list, L6>, mp_list<char>>));
  73. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<std::tuple, L6>, std::tuple<char>>));
  74. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<X, L6>, X<char>>));
  75. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<Y, L6>, Y<char>>));
  76. using L7 = std::tuple<char, double>;
  77. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L7, mp_list>, mp_list<char, double>>));
  78. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L7, std::tuple>, std::tuple<char, double>>));
  79. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L7, X>, X<char, double>>));
  80. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L7, Y>, Y<char, double>>));
  81. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L7, std::pair>, std::pair<char, double>>));
  82. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<mp_list, L7>, mp_list<char, double>>));
  83. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<std::tuple, L7>, std::tuple<char, double>>));
  84. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<X, L7>, X<char, double>>));
  85. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<Y, L7>, Y<char, double>>));
  86. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<std::pair, L7>, std::pair<char, double>>));
  87. using L8 = std::tuple<int, char, float>;
  88. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L8, mp_list>, mp_list<int, char, float>>));
  89. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L8, std::tuple>, std::tuple<int, char, float>>));
  90. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L8, X>, X<int, char, float>>));
  91. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L8, Y>, Y<int, char, float>>));
  92. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<mp_list, L8>, mp_list<int, char, float>>));
  93. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<std::tuple, L8>, std::tuple<int, char, float>>));
  94. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<X, L8>, X<int, char, float>>));
  95. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<Y, L8>, Y<int, char, float>>));
  96. //
  97. using L9 = std::pair<char, double>;
  98. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L9, mp_list>, mp_list<char, double>>));
  99. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L9, std::tuple>, std::tuple<char, double>>));
  100. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L9, X>, X<char, double>>));
  101. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L9, Y>, Y<char, double>>));
  102. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_rename<L9, std::pair>, std::pair<char, double>>));
  103. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<mp_list, L9>, mp_list<char, double>>));
  104. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<std::tuple, L9>, std::tuple<char, double>>));
  105. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<X, L9>, X<char, double>>));
  106. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<Y, L9>, Y<char, double>>));
  107. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_apply<std::pair, L9>, std::pair<char, double>>));
  108. //
  109. return boost::report_errors();
  110. }