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

   1 // 1999-06-10 bkoz
   2
   3 // Copyright (C) 1999, 2003 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 2, 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 COPYING.  If not, write to the Free
  18 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  19 // USA.
  20
  21 // 21.3.6.7 basic_string::substr
  22
  23 #include <string>
  24 #include <stdexcept>
  25 #include <testsuite_hooks.h>
  26
  27 bool test01(void)
  28 {
  29   bool test __attribute__((unused)) = true;
  30   typedef std::wstring::size_type csize_type;
  31   typedef std::wstring::const_reference cref;
  32   typedef std::wstring::reference ref;
  33   csize_type csz01;
  34
  35   const wchar_t str_lit01[] = L"rockaway, pacifica";
  36   const std::wstring str01(str_lit01);
  37   std::wstring str02;
  38
  39   // basic_string<charT, _Traits, _Alloc>
  40   //  substr(size_type pos = 0, size_type n = npos) const;
  41   csz01 = str01.size();
  42   str02 = str01.substr(0, 1);
  43   VERIFY( str02 == L"r" );
  44   str02 = str01.substr(10);
  45   VERIFY( str02 == L"pacifica" );
  46
  47   try {
  48     str02 = str01.substr(csz01 + 1);
  49     VERIFY( false );
  50   }
  51   catch(std::out_of_range& fail) {
  52     VERIFY( true );
  53   }
  54   catch(...) {
  55     VERIFY( false );
  56   }
  57
  58  try {
  59     str02 = str01.substr(csz01);
  60     VERIFY( str02.size() == 0 );
  61   }
  62   catch(std::out_of_range& fail) {
  63     VERIFY( false );
  64   }
  65   catch(...) {
  66     VERIFY( false );
  67   }
  68   return test;
  69 }
  70
  71 int main()
  72 {
  73   test01();
  74   return 0;
  75 }