libstdc++-v3/testsuite/21_strings/basic_string/modifiers/replace/wchar_t/1.cc

   1 // 1999-06-10 bkoz
   2
   3 // Copyright (C) 1994-2023 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 // 21.3.5.6 basic_string::replace
  21
  22 #include <string>
  23 #include <algorithm> // for std::find
  24 #include <testsuite_hooks.h>
  25
  26 void test01(void)
  27 {
  28   typedef std::wstring::size_type csize_type;
  29   typedef std::wstring::const_reference cref;
  30   typedef std::wstring::reference ref;
  31
  32   const wchar_t str_lit01[] = L"ventura, california";
  33   const std::wstring str01(str_lit01);
  34   std::wstring str02(L"del mar, california");
  35   std::wstring str03(L" and ");
  36   std::wstring str05;
  37
  38   // wstring& replace(size_type pos, size_type n, const wstring& string)
  39   // wstring& replace(size_type pos1, size_type n1, const wstring& string,
  40   //                 size_type pos2, size_type n2)
  41   // wstring& replace(size_type pos, size_type n1, const wchar_t* s, size_type n2)
  42   // wstring& replace(size_type pos, size_type n1, const wchar_t* s)
  43   // wstring& replace(size_type pos, size_type n1, size_type n2, wchar_t c)
  44   // wstring& replace(iterator it1, iterator it2, const wstring& str)
  45   // wstring& replace(iterator it1, iterator it2, const wchar_t* s, size_type n)
  46   // wstring& replace(iterator it1, iterator it2, const wchar_t* s)
  47   // wstring& replace(iterator it1, iterator it2, size_type n, char c)
  48   // template<typename InputIter>
  49   //   wstring& replace(iterator it1, iterator it2, InputIter j1, InputIter j2)
  50
  51   // with mods, from tstring.cc, from jason merrill, et. al.
  52   std::wstring X = L"Hello";
  53   std::wstring x = X;
  54
  55   wchar_t ch = x[0];
  56   VERIFY( ch == L'H' );
  57
  58   std::wstring z = x.substr(2, 3);
  59   VERIFY( z == L"llo" );
  60
  61   x.replace(2, 2, L"r");
  62   VERIFY( x == L"Hero" );
  63
  64   x = X;
  65   x.replace(0, 1, L"j");
  66   VERIFY( x == L"jello" );
  67
  68   wchar_t ar[] = { L'H', L'e', L'l', L'l', L'o' };
  69   x.replace(std::find(x.begin(), x.end(), L'l'),
  70             std::find(x.rbegin(), x.rend(), L'l').base(), ar,
  71             ar + sizeof(ar) / sizeof(ar[0]));
  72   VERIFY( x == L"jeHelloo" );
  73 }
  74
  75 int main()
  76 {
  77   test01();
  78   return 0;
  79 }