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

   1 // 1999-07-08 bkoz
   2
   3 // Copyright (C) 1999-2014 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 // 21.3.5.2 basic_string::append
  21
  22 #include <string>
  23 #include <stdexcept>
  24 #include <testsuite_hooks.h>
  25
  26 bool test01(void)
  27 {
  28   bool test __attribute__((unused)) = true;
  29   typedef std::wstring::size_type csize_type;
  30   typedef std::wstring::const_reference cref;
  31   typedef std::wstring::reference ref;
  32   csize_type csz01;
  33
  34   const wchar_t str_lit01[] = L"point bolivar, texas";
  35   const std::wstring str01(str_lit01);
  36   const std::wstring str02(L"corpus, ");
  37   const std::wstring str03;
  38   std::wstring str05;
  39
  40
  41   // wstring& append(const wstring&)
  42   str05 = str02;
  43   str05.append(str05);
  44   VERIFY( str05 == L"corpus, corpus, " );
  45   str05.append(str01);
  46   VERIFY( str05 == L"corpus, corpus, point bolivar, texas" );
  47   str05.append(str03);
  48   VERIFY( str05 == L"corpus, corpus, point bolivar, texas" );
  49   std::wstring str06;
  50   str06.append(str05);
  51   VERIFY( str06 == str05 );
  52
  53
  54   // wstring& append(const wstring&, size_type pos, size_type n)
  55   str05.erase();
  56   str06.erase();
  57   csz01 = str03.size();
  58   try {
  59     str06.append(str03, csz01 + 1, 0);
  60     VERIFY( false );
  61   }
  62   catch(std::out_of_range& fail) {
  63     VERIFY( true );
  64   }
  65   catch(...) {
  66     VERIFY( false );
  67   }
  68
  69   csz01 = str01.size();
  70   try {
  71     str06.append(str01, csz01 + 1, 0);
  72     VERIFY( false );
  73   }
  74   catch(std::out_of_range& fail) {
  75     VERIFY( true );
  76   }
  77   catch(...) {
  78     VERIFY( false );
  79   }
  80
  81   str05 = str02;
  82   str05.append(str01, 0, std::wstring::npos);
  83   VERIFY( str05 == L"corpus, point bolivar, texas" );
  84   VERIFY( str05 != str02 );
  85
  86   str06 = str02;
  87   str06.append(str01, 15, std::wstring::npos);
  88   VERIFY( str06 == L"corpus, texas" );
  89   VERIFY( str02 != str06 );
  90
  91
  92   // wstring& append(const wchar_t* s)
  93   str05.erase();
  94   str06.erase();
  95   str05.append(L"");
  96   VERIFY( str05 == str03 );
  97
  98   str05.append(str_lit01);
  99   VERIFY( str05 == str01 );
 100
 101   str06 = str02;
 102   str06.append(L"corpus, ");
 103   VERIFY( str06 == L"corpus, corpus, " );
 104
 105
 106   // wstring& append(const wchar_t* s, size_type n)
 107   str05.erase();
 108   str06.erase();
 109   str05.append(L"", 0);
 110   VERIFY( str05.size() == 0 );
 111   VERIFY( str05 == str03 );
 112
 113   str05.append(str_lit01, sizeof(str_lit01) / sizeof(wchar_t) - 1);
 114   VERIFY( str05 == str01 );
 115
 116   str06 = str02;
 117   str06.append(L"corpus, ", 6);
 118   VERIFY( str06 == L"corpus, corpus" );
 119
 120   str06 = str02;
 121   str06.append(L"corpus, ", 12);
 122   VERIFY( str06 != L"corpus, corpus, " );
 123
 124
 125   // wstring& append(size_type n, char c)
 126   str05.erase();
 127   str06.erase();
 128   str05.append(0, L'a');
 129   VERIFY( str05 == str03 );
 130   str06.append(8, L'.');
 131   VERIFY( str06 == L"........" );
 132
 133
 134   // template<typename InputIter>
 135   //  wstring& append(InputIter first, InputIter last)
 136   str05.erase();
 137   str06.erase();
 138   str05.append(str03.begin(), str03.end());
 139   VERIFY( str05 == str03 );
 140
 141   str06 = str02;
 142   str06.append(str01.begin(), str01.begin() + str01.find(L'r'));
 143   VERIFY( str06 == L"corpus, point boliva" );
 144   VERIFY( str06 != str01 );
 145   VERIFY( str06 != str02 );
 146
 147   str05 = str01;
 148   str05.append(str05.begin(), str05.begin() + str05.find(L'r'));
 149   VERIFY( str05 ==  L"point bolivar, texaspoint boliva" );
 150   VERIFY( str05 != str01 );
 151   return test;
 152 }
 153
 154 int main()
 155 {
 156   test01();
 157   return 0;
 158 }