ceph/src/boost/libs/core/test/sv_find_test.cpp

   1 // Copyright 2021 Peter Dimov
   2 // Distributed under the Boost Software License, Version 1.0.
   3 // https://www.boost.org/LICENSE_1_0.txt
   4
   5 #include <boost/core/detail/string_view.hpp>
   6 #include <boost/core/lightweight_test.hpp>
   7 #include <cstddef>
   8
   9 int main()
  10 {
  11     std::size_t const npos = boost::core::string_view::npos;
  12
  13     {
  14         boost::core::string_view sv( "" );
  15
  16         BOOST_TEST_EQ( sv.find( boost::core::string_view() ), 0 );
  17         BOOST_TEST_EQ( sv.find( boost::core::string_view(), 1 ), npos );
  18
  19         BOOST_TEST_EQ( sv.find( boost::core::string_view( "" ) ), 0 );
  20         BOOST_TEST_EQ( sv.find( boost::core::string_view( "" ), 1 ), npos );
  21
  22         BOOST_TEST_EQ( sv.find( boost::core::string_view( "1" ) ), npos );
  23         BOOST_TEST_EQ( sv.find( boost::core::string_view( "1" ), 1 ), npos );
  24
  25         BOOST_TEST_EQ( sv.find( '1' ), npos );
  26         BOOST_TEST_EQ( sv.find( '1', 1 ), npos );
  27
  28         BOOST_TEST_EQ( sv.find( "" ), 0 );
  29         BOOST_TEST_EQ( sv.find( "", 1 ), npos );
  30
  31         BOOST_TEST_EQ( sv.find( "1" ), npos );
  32         BOOST_TEST_EQ( sv.find( "1", 1 ), npos );
  33
  34         BOOST_TEST_EQ( sv.find( "1", 0, 0 ), 0 );
  35         BOOST_TEST_EQ( sv.find( "1", 1, 0 ), npos );
  36
  37         BOOST_TEST_EQ( sv.find( "1", 0, 1 ), npos );
  38         BOOST_TEST_EQ( sv.find( "1", 1, 1 ), npos );
  39     }
  40
  41     {
  42         boost::core::string_view sv( "123123" );
  43
  44         BOOST_TEST_EQ( sv.find( boost::core::string_view() ), 0 );
  45         BOOST_TEST_EQ( sv.find( boost::core::string_view(), 1 ), 1 );
  46         BOOST_TEST_EQ( sv.find( boost::core::string_view(), 6 ), 6 );
  47         BOOST_TEST_EQ( sv.find( boost::core::string_view(), 7 ), npos );
  48
  49         BOOST_TEST_EQ( sv.find( boost::core::string_view( "" ) ), 0 );
  50         BOOST_TEST_EQ( sv.find( boost::core::string_view( "" ), 1 ), 1 );
  51         BOOST_TEST_EQ( sv.find( boost::core::string_view( "" ), 6 ), 6 );
  52         BOOST_TEST_EQ( sv.find( boost::core::string_view( "" ), 7 ), npos );
  53
  54         BOOST_TEST_EQ( sv.find( boost::core::string_view( "1" ) ), 0 );
  55         BOOST_TEST_EQ( sv.find( boost::core::string_view( "1" ), 1 ), 3 );
  56         BOOST_TEST_EQ( sv.find( boost::core::string_view( "1" ), 3 ), 3 );
  57         BOOST_TEST_EQ( sv.find( boost::core::string_view( "1" ), 4 ), npos );
  58         BOOST_TEST_EQ( sv.find( boost::core::string_view( "1" ), 6 ), npos );
  59         BOOST_TEST_EQ( sv.find( boost::core::string_view( "1" ), 7 ), npos );
  60
  61         BOOST_TEST_EQ( sv.find( boost::core::string_view( "23" ) ), 1 );
  62         BOOST_TEST_EQ( sv.find( boost::core::string_view( "23" ), 1 ), 1 );
  63         BOOST_TEST_EQ( sv.find( boost::core::string_view( "23" ), 2 ), 4 );
  64         BOOST_TEST_EQ( sv.find( boost::core::string_view( "23" ), 4 ), 4 );
  65         BOOST_TEST_EQ( sv.find( boost::core::string_view( "23" ), 5 ), npos );
  66         BOOST_TEST_EQ( sv.find( boost::core::string_view( "23" ), 6 ), npos );
  67         BOOST_TEST_EQ( sv.find( boost::core::string_view( "23" ), 7 ), npos );
  68
  69         BOOST_TEST_EQ( sv.find( '1' ), 0 );
  70         BOOST_TEST_EQ( sv.find( '1', 1 ), 3 );
  71         BOOST_TEST_EQ( sv.find( '1', 2 ), 3 );
  72         BOOST_TEST_EQ( sv.find( '1', 3 ), 3 );
  73         BOOST_TEST_EQ( sv.find( '1', 4 ), npos );
  74         BOOST_TEST_EQ( sv.find( '1', 5 ), npos );
  75         BOOST_TEST_EQ( sv.find( '1', 6 ), npos );
  76         BOOST_TEST_EQ( sv.find( '1', 7 ), npos );
  77
  78         BOOST_TEST_EQ( sv.find( '3' ), 2 );
  79         BOOST_TEST_EQ( sv.find( '3', 1 ), 2 );
  80         BOOST_TEST_EQ( sv.find( '3', 2 ), 2 );
  81         BOOST_TEST_EQ( sv.find( '3', 3 ), 5 );
  82         BOOST_TEST_EQ( sv.find( '3', 4 ), 5 );
  83         BOOST_TEST_EQ( sv.find( '3', 5 ), 5 );
  84         BOOST_TEST_EQ( sv.find( '3', 6 ), npos );
  85         BOOST_TEST_EQ( sv.find( '3', 7 ), npos );
  86
  87         BOOST_TEST_EQ( sv.find( '9' ), npos );
  88
  89         BOOST_TEST_EQ( sv.find( "" ), 0 );
  90         BOOST_TEST_EQ( sv.find( "", 1 ), 1 );
  91         BOOST_TEST_EQ( sv.find( "", 6 ), 6 );
  92         BOOST_TEST_EQ( sv.find( "", 7 ), npos );
  93
  94         BOOST_TEST_EQ( sv.find( "1" ), 0 );
  95         BOOST_TEST_EQ( sv.find( "1", 1 ), 3 );
  96         BOOST_TEST_EQ( sv.find( "1", 3 ), 3 );
  97         BOOST_TEST_EQ( sv.find( "1", 4 ), npos );
  98         BOOST_TEST_EQ( sv.find( "1", 6 ), npos );
  99         BOOST_TEST_EQ( sv.find( "1", 7 ), npos );
 100
 101         BOOST_TEST_EQ( sv.find( "23" ), 1 );
 102         BOOST_TEST_EQ( sv.find( "23", 1 ), 1 );
 103         BOOST_TEST_EQ( sv.find( "23", 2 ), 4 );
 104         BOOST_TEST_EQ( sv.find( "23", 4 ), 4 );
 105         BOOST_TEST_EQ( sv.find( "23", 5 ), npos );
 106         BOOST_TEST_EQ( sv.find( "23", 6 ), npos );
 107         BOOST_TEST_EQ( sv.find( "23", 7 ), npos );
 108
 109         BOOST_TEST_EQ( sv.find( "123", 0, 0 ), 0 );
 110         BOOST_TEST_EQ( sv.find( "123", 1, 0 ), 1 );
 111         BOOST_TEST_EQ( sv.find( "123", 6, 0 ), 6 );
 112         BOOST_TEST_EQ( sv.find( "123", 7, 0 ), npos );
 113
 114         BOOST_TEST_EQ( sv.find( "123", 0, 1 ), 0 );
 115         BOOST_TEST_EQ( sv.find( "123", 1, 1 ), 3 );
 116         BOOST_TEST_EQ( sv.find( "123", 3, 1 ), 3 );
 117         BOOST_TEST_EQ( sv.find( "123", 4, 1 ), npos );
 118         BOOST_TEST_EQ( sv.find( "123", 6, 1 ), npos );
 119         BOOST_TEST_EQ( sv.find( "123", 7, 1 ), npos );
 120
 121         BOOST_TEST_EQ( sv.find( "123", 0, 3 ), 0 );
 122         BOOST_TEST_EQ( sv.find( "123", 1, 3 ), 3 );
 123         BOOST_TEST_EQ( sv.find( "123", 3, 3 ), 3 );
 124         BOOST_TEST_EQ( sv.find( "123", 4, 3 ), npos );
 125         BOOST_TEST_EQ( sv.find( "123", 6, 3 ), npos );
 126         BOOST_TEST_EQ( sv.find( "123", 7, 3 ), npos );
 127     }
 128
 129     return boost::report_errors();
 130 }