1 | // Boost.Range library |
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2 | // |
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3 | // Copyright Thorsten Ottosen 2003-2004. Use, modification and |
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4 | // distribution is subject to the Boost Software License, Version |
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5 | // 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
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6 | // http://www.boost.org/LICENSE_1_0.txt) |
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7 | // |
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8 | // For more information, see http://www.boost.org/libs/range/ |
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9 | // |
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10 | |
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11 | |
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12 | #include <boost/detail/workaround.hpp> |
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13 | |
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14 | #if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) |
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15 | # pragma warn -8091 // supress warning in Boost.Test |
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16 | # pragma warn -8057 // unused argument argc/argv in Boost.Test |
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17 | #endif |
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18 | |
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19 | #include <boost/range/rbegin.hpp> |
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20 | #include <boost/range/rend.hpp> |
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21 | #include <boost/range/begin.hpp> |
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22 | #include <boost/range/end.hpp> |
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23 | #include <boost/static_assert.hpp> |
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24 | #include <boost/type_traits.hpp> |
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25 | #include <boost/test/test_tools.hpp> |
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26 | #include <vector> |
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27 | #include <algorithm> |
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28 | |
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29 | using namespace boost; |
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30 | using namespace std; |
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31 | |
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32 | void check_iterator() |
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33 | { |
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34 | typedef vector<char> vec_t; |
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35 | typedef vec_t::iterator iterator; |
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36 | typedef pair<iterator,iterator> pair_t; |
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37 | typedef range_reverse_iterator<pair_t>::type rev_iterator; |
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38 | typedef pair<rev_iterator,rev_iterator> rev_pair_t; |
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39 | |
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40 | vec_t vec; |
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41 | pair_t p = make_pair( vec.begin(), vec.end() ); |
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42 | rev_pair_t rp = make_pair( rbegin( p ), rend( p ) ); |
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43 | char* str = "mutable"; |
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44 | const char* cstr = "not mutable"; |
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45 | char a[] = "mutable"; |
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46 | const char ca[] = "not mutable"; |
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47 | wchar_t* wstr = L"mutable"; |
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48 | const wchar_t* cwstr= L"not mutable"; |
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49 | wchar_t wa[] = L"mutable"; |
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50 | const wchar_t cwa[]= L"not mutable"; |
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51 | |
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52 | BOOST_CHECK( rbegin( vec ) == range_reverse_iterator<vec_t>::type( vec.end() ) ); |
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53 | BOOST_CHECK( rend( vec ) == range_reverse_iterator<vec_t>::type( vec.begin() ) ); |
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54 | BOOST_CHECK( std::distance( rbegin( vec ), rend( vec ) ) == std::distance( begin( vec ), end( vec ) ) ); |
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55 | |
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56 | BOOST_CHECK( rbegin( p ) == begin( rp ) ); |
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57 | BOOST_CHECK( rend( p ) == end( rp ) ); |
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58 | BOOST_CHECK( std::distance( rbegin( p ), rend( p ) ) == std::distance( begin( rp ), end( rp ) ) ); |
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59 | BOOST_CHECK( std::distance( begin( p ), end( p ) ) == std::distance( rbegin( rp ), rend( rp ) ) ); |
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60 | |
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61 | BOOST_CHECK_EQUAL( &*begin( str ), &*( rend( str ) - 1 ) ); |
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62 | BOOST_CHECK_EQUAL( &*( end( str ) - 1 ), &*rbegin( str ) ); |
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63 | BOOST_CHECK_EQUAL( &*begin( cstr ), &*( rend( cstr ) - 1 ) ); |
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64 | BOOST_CHECK_EQUAL( &*( end( cstr ) - 1 ), &*rbegin( cstr ) ); |
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65 | |
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66 | BOOST_CHECK_EQUAL( &*begin( a ), &*( rend( a ) - 1 ) ); |
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67 | BOOST_CHECK_EQUAL( &*( end( a ) - 1 ), &*rbegin( a ) ); |
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68 | BOOST_CHECK_EQUAL( &*begin( ca ), &*( rend( ca ) - 1 ) ); |
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69 | BOOST_CHECK_EQUAL( &*( end( ca ) - 1 ), &*rbegin( ca ) ); |
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70 | |
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71 | BOOST_CHECK_EQUAL( &*begin( wstr ), &*( rend( wstr ) - 1 ) ); |
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72 | BOOST_CHECK_EQUAL( &*( end( wstr ) - 1 ), &*rbegin( wstr ) ); |
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73 | BOOST_CHECK_EQUAL( &*begin( cwstr ), &*( rend( cwstr ) - 1 ) ); |
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74 | BOOST_CHECK_EQUAL( &*( end( cwstr ) - 1 ), &*rbegin( cwstr ) ); |
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75 | |
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76 | BOOST_CHECK_EQUAL( &*begin( wa ), &*( rend( wa ) - 1 ) ); |
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77 | BOOST_CHECK_EQUAL( &*( end( wa ) - 1 ), &*rbegin( wa ) ); |
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78 | BOOST_CHECK_EQUAL( &*begin( cwa ), &*( rend( cwa ) - 1 ) ); |
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79 | BOOST_CHECK_EQUAL( &*( end( cwa ) - 1 ), &*rbegin( cwa ) ); |
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80 | |
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81 | } |
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82 | |
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83 | |
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84 | #include <boost/test/unit_test.hpp> |
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85 | using boost::unit_test::test_suite; |
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86 | |
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87 | |
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88 | test_suite* init_unit_test_suite( int argc, char* argv[] ) |
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89 | { |
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90 | test_suite* test = BOOST_TEST_SUITE( "Range Test Suite" ); |
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91 | |
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92 | test->add( BOOST_TEST_CASE( &check_iterator ) ); |
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93 | |
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94 | return test; |
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95 | } |
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96 | |
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97 | |
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98 | |
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101 | |
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102 | |
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