1 | // Boost.Assign 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/assign/ |
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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/assign/list_inserter.hpp> |
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20 | #include <boost/test/test_tools.hpp> |
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21 | #include <boost/function.hpp> |
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22 | #include <boost/bind.hpp> |
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23 | #include <vector> |
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24 | #include <stdexcept> |
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25 | |
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26 | namespace ba = boost::assign; |
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27 | |
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28 | |
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29 | |
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30 | template< class C > |
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31 | class range_inserter |
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32 | { |
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33 | typedef typename C::iterator iterator; |
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34 | iterator begin, end; |
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35 | public: |
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36 | range_inserter( C& c ) |
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37 | : begin( c.begin() ), end( c.end() ) |
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38 | { } |
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39 | |
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40 | template< class T > |
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41 | void operator()( T r ) |
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42 | { |
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43 | if( begin == end ) |
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44 | throw std::range_error( "range error: <range_inserter>" ); |
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45 | *begin = r; |
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46 | ++begin; |
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47 | } |
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48 | }; |
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49 | |
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50 | |
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51 | |
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52 | template< class C > |
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53 | inline range_inserter<C> make_range_inserter( C& c ) |
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54 | { |
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55 | return range_inserter<C>( c ); |
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56 | } |
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57 | |
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58 | |
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59 | |
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60 | template< class T > |
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61 | class my_vector |
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62 | { |
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63 | typedef std::vector<T> vector_t; |
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64 | typedef typename vector_t::size_type size_type; |
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65 | vector_t data_; |
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66 | |
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67 | public: |
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68 | my_vector() : data_( 10, 0 ) |
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69 | { } |
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70 | |
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71 | ba::list_inserter< range_inserter< vector_t >, T > |
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72 | operator=( T r ) |
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73 | { |
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74 | return ba::make_list_inserter( make_range_inserter( data_ ) )( r ); |
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75 | } |
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76 | |
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77 | size_type size() const |
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78 | { |
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79 | return data_.size(); |
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80 | } |
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81 | |
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82 | const T& operator[]( size_type index ) |
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83 | { |
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84 | return data_.at( index ); |
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85 | } |
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86 | }; |
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87 | |
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88 | |
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89 | |
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90 | void check_list_inserter() |
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91 | { |
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92 | using namespace std; |
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93 | using namespace boost::assign; |
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94 | |
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95 | my_vector<int> vec; |
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96 | vec = 1,2,3,4,5,6,7,8,9,10; |
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97 | BOOST_CHECK_EQUAL( vec.size(), 10u ); |
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98 | BOOST_CHECK_EQUAL( vec[0], 1 ); |
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99 | BOOST_CHECK_EQUAL( vec[9], 10 ); |
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100 | } |
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101 | |
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102 | |
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103 | |
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104 | #include <boost/test/unit_test.hpp> |
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105 | using boost::unit_test::test_suite; |
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106 | |
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107 | test_suite* init_unit_test_suite( int argc, char* argv[] ) |
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108 | { |
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109 | test_suite* test = BOOST_TEST_SUITE( "List Test Suite" ); |
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110 | |
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111 | test->add( BOOST_TEST_CASE( &check_list_inserter ) ); |
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112 | |
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113 | return test; |
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114 | } |
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115 | |
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