libstdc++-v3/testsuite/ext/pod_char_traits.cc

   1 // POD character, std::char_traits specialization -*- C++ -*-
   2
   3 // Copyright (C) 2002-2024 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 3, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20
  21 // Gabriel Dos Reis <gdr@integrable-solutions.net>
  22 // Benjamin Kosnik <bkoz@redhat.com>
  23
  24 #include <ext/pod_char_traits.h>
  25 #include <testsuite_hooks.h>
  26
  27 int main()
  28 {
  29   using namespace __gnu_cxx;
  30
  31   typedef unsigned short                        value_type;
  32   typedef unsigned int                          int_type;
  33   typedef character<value_type, int_type>       char_type;
  34   typedef std::char_traits<char_type>           traits_type;
  35
  36   bool test = true;
  37
  38   // 1 char_type <-> value_type conversions
  39   value_type uc1 = 'c';
  40   value_type uc2 = 'd';
  41   char_type c1 = { uc1 };
  42   char_type c2 = { uc2 };
  43   test = !(c1 == c2);
  44   VERIFY( test );
  45
  46   // 2 char_traits
  47   test = traits_type::eq(c1, c2);
  48   VERIFY( ! test );
  49
  50   // 3 basic_string<char_type>
  51   typedef std::basic_string<char_type>  string_type;
  52   string_type str;
  53   char_type c3 = { value_type('b') };
  54   char_type c4 = { value_type('o') };
  55   char_type c5 = { value_type('r') };
  56   char_type c6 = { value_type('a') };
  57   char_type c7 = { value_type('c') };
  58   char_type c8 = { value_type('a') };
  59   char_type c9 = { value_type('y') };
  60   str += c3;
  61   str += c4;
  62   str += c5;
  63   str += c6;
  64   str += c7;
  65   str += c8;
  66   str += c9;
  67   string_type::size_type len __attribute__((unused)) = str.size();
  68   const char_type* arr __attribute__((unused)) = str.c_str();
  69
  70   return 0;
  71 }