libstdc++-v3/testsuite/21_strings/basic_string/operations/rfind/wchar_t/2.cc

   1 // from tstring.cc, from jason merrill, et. al.
   2
   3 // Copyright (C) 2000-2021 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 #include <string>
  21 #include <testsuite_hooks.h>
  22
  23 // 21.3.6.4 basic_string::find_last_of
  24 void test02()
  25 {
  26   std::wstring::size_type pos;
  27   std::wstring z(L"ab");
  28   pos = z.find_last_of(L"ab");
  29   VERIFY( pos == 1 );
  30   pos = z.find_last_of(L"Xa");
  31   VERIFY( pos == 0 );
  32   pos = z.find_last_of(L"Xb");
  33   VERIFY( pos == 1 );
  34   pos = z.find_last_of(L"XYZ");
  35   VERIFY( pos == std::wstring::npos );
  36   pos = z.find_last_of(L'a');
  37   VERIFY( pos == 0 );
  38   pos = z.find_last_of(L'b');
  39   VERIFY( pos == 1 );
  40   pos = z.find_last_of(L'X');
  41   VERIFY( pos == std::wstring::npos );
  42 }
  43
  44 int main()
  45 {
  46   test02();
  47   return 0;
  48 }