querying2.cpp 2.9 KB

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  1. /*=============================================================================
  2. Copyright (c) 2005-2007 Dan Marsden
  3. Copyright (c) 2005-2007 Joel de Guzman
  4. Distributed under the Boost Software License, Version 1.0. (See accompanying
  5. file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  6. ==============================================================================*/
  7. #include <boost/phoenix/core.hpp>
  8. #include <boost/phoenix/stl/algorithm/querying.hpp>
  9. #include <boost/detail/lightweight_test.hpp>
  10. #include <boost/range.hpp>
  11. #include <functional>
  12. namespace
  13. {
  14. void includes_test()
  15. {
  16. using boost::phoenix::includes;
  17. using boost::phoenix::arg_names::arg1;
  18. using boost::phoenix::arg_names::arg2;
  19. int array[] = {1,2,3};
  20. int array2[] = {1,2};
  21. BOOST_TEST(includes(arg1, arg2)(array, array2));
  22. boost::iterator_range<int*> rng(array + 1, array + 3);
  23. BOOST_TEST(!includes(arg1, arg2)(rng, array2));
  24. int array3[] = {3,2,1};
  25. int array4[] = {2,1};
  26. BOOST_TEST(boost::phoenix::includes(arg1, arg2, std::greater<int>())(array3, array4));
  27. boost::iterator_range<int*> rng2(array3, array3 + 2);
  28. BOOST_TEST(!boost::phoenix::includes(arg1, arg2, std::greater<int>())(rng2, array4));
  29. return;
  30. }
  31. void min_element_test()
  32. {
  33. using boost::phoenix::min_element;
  34. using boost::phoenix::arg_names::arg1;
  35. int array[] = {1,3,2};
  36. BOOST_TEST(min_element(arg1)(array) == array);
  37. BOOST_TEST(boost::phoenix::min_element(arg1, std::greater<int>())(array) == array + 1);
  38. return;
  39. }
  40. void max_element_test()
  41. {
  42. using boost::phoenix::max_element;
  43. using boost::phoenix::arg_names::arg1;
  44. int array[] = {1,3,2};
  45. BOOST_TEST(max_element(arg1)(array) == array + 1);
  46. BOOST_TEST(boost::phoenix::max_element(arg1, std::greater<int>())(array) == array);
  47. return;
  48. }
  49. void lexicographical_compare_test()
  50. {
  51. using boost::phoenix::lexicographical_compare;
  52. using boost::phoenix::arg_names::arg1;
  53. using boost::phoenix::arg_names::arg2;
  54. int array[] = {1,2,3};
  55. int array2[] = {1,2,4};
  56. BOOST_TEST(lexicographical_compare(arg1, arg2)(array, array2));
  57. BOOST_TEST(!lexicographical_compare(arg1, arg2)(array2, array));
  58. BOOST_TEST(!lexicographical_compare(arg1, arg2)(array, array));
  59. BOOST_TEST(!boost::phoenix::lexicographical_compare(arg1, arg2, std::greater<int>())(array, array2));
  60. BOOST_TEST(boost::phoenix::lexicographical_compare(arg1, arg2, std::greater<int>())(array2, array));
  61. BOOST_TEST(!boost::phoenix::lexicographical_compare(arg1, arg2, std::greater<int>())(array, array));
  62. return;
  63. }
  64. }
  65. int main()
  66. {
  67. includes_test();
  68. min_element_test();
  69. max_element_test();
  70. lexicographical_compare_test();
  71. return boost::report_errors();
  72. }