type_erased_brackets.cpp 1.7 KB

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  1. // Boost.Range library
  2. //
  3. // Copyright Neil Groves 2014. Use, modification and
  4. // distribution is subject to the Boost Software License, Version
  5. // 1.0. (See accompanying file LICENSE_1_0.txt or copy at
  6. // http://www.boost.org/LICENSE_1_0.txt)
  7. //
  8. #include <boost/range/adaptor/type_erased.hpp>
  9. #include "type_erased_test.hpp"
  10. #include <boost/test/unit_test.hpp>
  11. #include <vector>
  12. namespace boost_range_adaptor_type_erased_test
  13. {
  14. namespace
  15. {
  16. void test_operator_brackets()
  17. {
  18. typedef boost::adaptors::type_erased<> type_erased_t;
  19. std::vector<int> c;
  20. for (int i = 0; i < 10; ++i)
  21. c.push_back(i);
  22. typedef boost::any_range_type_generator<
  23. std::vector<int> >::type any_range_type;
  24. BOOST_STATIC_ASSERT((
  25. boost::is_same<
  26. int,
  27. boost::range_value<any_range_type>::type
  28. >::value
  29. ));
  30. BOOST_STATIC_ASSERT((
  31. boost::is_same<
  32. boost::random_access_traversal_tag,
  33. boost::iterator_traversal<
  34. boost::range_iterator<any_range_type>::type
  35. >::type
  36. >::value
  37. ));
  38. any_range_type rng = c | type_erased_t();
  39. for (int i = 0; i < 10; ++i)
  40. {
  41. BOOST_CHECK_EQUAL(rng[i], i);
  42. }
  43. }
  44. } // anonymous namespace
  45. } // namespace boost_range_adaptor_type_erased_test
  46. boost::unit_test::test_suite*
  47. init_unit_test_suite(int, char*[])
  48. {
  49. boost::unit_test::test_suite* test
  50. = BOOST_TEST_SUITE("RangeTestSuite.adaptor.type_erased_brackets");
  51. test->add(
  52. BOOST_TEST_CASE(
  53. &boost_range_adaptor_type_erased_test::test_operator_brackets));
  54. return test;
  55. }