libstdc++-v3/testsuite/21_strings/append.cc

   1 // 1999-07-08 bkoz
   2
   3 // Copyright (C) 1999 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 // 21.3.5.3 basic_string::assign
  22
  23 #include <string>
  24 #include <stdexcept>
  25 #include <debug_assert.h>
  26
  27 bool test01(void)
  28 {
  29   bool test = true;
  30   typedef std::string::size_type csize_type;
  31   typedef std::string::const_reference cref;
  32   typedef std::string::reference ref;
  33   csize_type npos = std::string::npos;
  34   csize_type csz01, csz02;
  35
  36   const char str_lit01[] = "point bolivar, texas";
  37   const std::string str01(str_lit01);
  38   const std::string str02("corpus, ");
  39   const std::string str03;
  40   std::string str05;
  41
  42
  43   // string& append(const string&)
  44   str05 = str02;
  45   str05.append(str05);
  46   VERIFY( str05 == "corpus, corpus, " );
  47   str05.append(str01);
  48   VERIFY( str05 == "corpus, corpus, point bolivar, texas" );
  49   str05.append(str03);
  50   VERIFY( str05 == "corpus, corpus, point bolivar, texas" );
  51   std::string str06;
  52   str06.append(str05);
  53   VERIFY( str06 == str05 );
  54
  55
  56   // string& append(const string&, size_type pos, size_type n)
  57   str05.erase();
  58   str06.erase();
  59   csz01 = str03.size();
  60   try {
  61     str06.append(str03, csz01 + 1, 0);
  62     VERIFY( false );
  63   }
  64   catch(std::out_of_range& fail) {
  65     VERIFY( true );
  66   }
  67   catch(...) {
  68     VERIFY( false );
  69   }
  70
  71   csz01 = str01.size();
  72   try {
  73     str06.append(str01, csz01 + 1, 0);
  74     VERIFY( false );
  75   }
  76   catch(std::out_of_range& fail) {
  77     VERIFY( true );
  78   }
  79   catch(...) {
  80     VERIFY( false );
  81   }
  82
  83   str05 = str02;
  84   str05.append(str01, 0, std::string::npos);
  85   VERIFY( str05 == "corpus, point bolivar, texas" );
  86   VERIFY( str05 != str02 );
  87
  88   str06 = str02;
  89   str06.append(str01, 15, std::string::npos);
  90   VERIFY( str06 == "corpus, texas" );
  91   VERIFY( str02 != str06 );
  92
  93
  94   // string& append(const char* s)
  95   str05.erase();
  96   str06.erase();
  97   str05.append("");
  98   VERIFY( str05 == str03 );
  99
 100   str05.append(str_lit01);
 101   VERIFY( str05 == str01 );
 102
 103   str06 = str02;
 104   str06.append("corpus, ");
 105   VERIFY( str06 == "corpus, corpus, " );
 106
 107
 108   // string& append(const char* s, size_type n)
 109   str05.erase();
 110   str06.erase();
 111   str05.append("", 0);
 112   VERIFY( str05.size() == 0 );
 113   VERIFY( str05 == str03 );
 114
 115   str05.append(str_lit01, sizeof(str_lit01) - 1);
 116   VERIFY( str05 == str01 );
 117
 118   str06 = str02;
 119   str06.append("corpus, ", 6);
 120   VERIFY( str06 == "corpus, corpus" );
 121
 122   str06 = str02;
 123   str06.append("corpus, ", 12);
 124   VERIFY( str06 != "corpus, corpus, " );
 125
 126
 127   // string& append(size_type n, char c)
 128   str05.erase();
 129   str06.erase();
 130   str05.append(0, 'a');
 131   VERIFY( str05 == str03 );
 132   str06.append(8, '.');
 133   VERIFY( str06 == "........" );
 134
 135
 136   // template<typename InputIter>
 137   //  string& append(InputIter first, InputIter last)
 138   str05.erase();
 139   str06.erase();
 140   str05.append(str03.begin(), str03.end());
 141   VERIFY( str05 == str03 );
 142
 143   str06 = str02;
 144   str06.append(str01.begin(), str01.begin() + str01.find('r'));
 145   VERIFY( str06 == "corpus, point boliva" );
 146   VERIFY( str06 != str01 );
 147   VERIFY( str06 != str02 );
 148
 149   str05 = str01;
 150   str05.append(str05.begin(), str05.begin() + str05.find('r'));
 151   VERIFY( str05 ==  "point bolivar, texaspoint boliva" );
 152   VERIFY( str05 != str01 );
 153
 154 #ifdef DEBUG_ASSERT
 155   assert(test);
 156 #endif
 157   return test;
 158 }
 159
 160 int main()
 161 {
 162   test01();
 163   return 0;
 164 }