replaced.cpp 2.4 KB

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  1. // Boost.Range library
  2. //
  3. // Copyright Neil Groves 2009. 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. //
  9. // For more information, see http://www.boost.org/libs/range/
  10. //
  11. #include <boost/range/adaptor/replaced.hpp>
  12. #include <boost/test/test_tools.hpp>
  13. #include <boost/test/unit_test.hpp>
  14. #include <boost/assign.hpp>
  15. #include <boost/range/algorithm_ext.hpp>
  16. #include <algorithm>
  17. #include <list>
  18. #include <set>
  19. #include <vector>
  20. namespace boost
  21. {
  22. namespace
  23. {
  24. template< class Container >
  25. void replaced_test_impl( Container& c )
  26. {
  27. using namespace boost::adaptors;
  28. const int value_to_replace = 1;
  29. const int replacement_value = 0;
  30. std::vector< int > test_result1;
  31. boost::push_back(test_result1, c | replaced(value_to_replace, replacement_value));
  32. std::vector< int > test_result2;
  33. boost::push_back(test_result2, adaptors::replace(c, value_to_replace, replacement_value));
  34. std::vector< int > reference( c.begin(), c.end() );
  35. std::replace(reference.begin(), reference.end(), value_to_replace, replacement_value);
  36. BOOST_CHECK_EQUAL_COLLECTIONS( reference.begin(), reference.end(),
  37. test_result1.begin(), test_result1.end() );
  38. }
  39. template< class Container >
  40. void replaced_test_impl()
  41. {
  42. using namespace boost::assign;
  43. Container c;
  44. // Test empty
  45. replaced_test_impl(c);
  46. // Test one
  47. c += 1;
  48. replaced_test_impl(c);
  49. // Test many
  50. c += 1,1,1,2,2,2,3,3,3,3,3,4,5,6,6,6,7,8,9;
  51. replaced_test_impl(c);
  52. }
  53. void replaced_test()
  54. {
  55. replaced_test_impl< std::vector< int > >();
  56. replaced_test_impl< std::list< int > >();
  57. replaced_test_impl< std::set< int > >();
  58. replaced_test_impl< std::multiset< int > >();
  59. }
  60. }
  61. }
  62. boost::unit_test::test_suite*
  63. init_unit_test_suite(int argc, char* argv[])
  64. {
  65. boost::unit_test::test_suite* test
  66. = BOOST_TEST_SUITE( "RangeTestSuite.adaptor.replaced" );
  67. test->add( BOOST_TEST_CASE( &boost::replaced_test ) );
  68. return test;
  69. }