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

   1 // 2001-10-30 Benjamin Kosnik  <bkoz@redhat.com>
   2
   3 // Copyright (C) 2001 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 string modifiers
  22
  23 #include <string>
  24 #include <cstdio>
  25 #include <testsuite_hooks.h>
  26
  27 void
  28 test01()
  29 {
  30   bool test = true;
  31
  32   using namespace std;
  33
  34   const char* strlit = "../the long pier/Hanalei Bay/Kauai/Hawaii";
  35   string aux = strlit;
  36   string::size_type i = aux.rfind("/");
  37   if (i != string::npos)
  38     aux.assign(aux, i + 1, string::npos);
  39   VERIFY(aux == "Hawaii");
  40
  41   aux = strlit;
  42   i = aux.rfind("r/");
  43   if (i != string::npos)
  44     aux.assign(aux, i + 1, string::npos);
  45   VERIFY(aux.c_str()[9] == 'B');
  46   VERIFY(aux == "/Hanalei Bay/Kauai/Hawaii");
  47 }
  48
  49 // assign(const basic_string& __str, size_type __pos, size_type __n)
  50 void
  51 test02()
  52 {
  53   bool test = true;
  54
  55   using namespace std;
  56
  57   string one = "Selling England by the pound";
  58   string two = one;
  59   string three = "Brilliant trees";
  60
  61   one.assign(one, 8, 100);
  62   VERIFY( one == "England by the pound" );
  63
  64   one.assign(one, 8, 0);
  65   VERIFY( one == "" );
  66
  67   one.assign(two, 8, 7);
  68   VERIFY( one == "England" );
  69
  70   one.assign(three, 10, 100);
  71   VERIFY( one == "trees" );
  72
  73   three.assign(one, 0, 3);
  74   VERIFY( three == "tre" );
  75 }
  76
  77 // assign(const _CharT* __s, size_type __n)
  78 // assign(const _CharT* __s)
  79 void
  80 test03()
  81 {
  82   bool test = true;
  83
  84   using namespace std;
  85
  86   string one;
  87   string two;
  88   string three = two;
  89   const char * source = "Selling England by the pound";
  90
  91   one.assign(source);
  92   VERIFY( one == "Selling England by the pound" );
  93
  94   one.assign(source, 28);
  95   VERIFY( one == "Selling England by the pound" );
  96
  97   two.assign(source, 7);
  98   VERIFY( two == "Selling" );
  99
 100   one.assign(one.c_str() + 8, 20);
 101   VERIFY( one == "England by the pound" );
 102
 103   one.assign(one.c_str() + 8, 6);
 104   VERIFY( one == "by the" );
 105 }
 106
 107
 108
 109 int main()
 110 {
 111   test01();
 112   test02();
 113   test03();
 114
 115   return 0;
 116 }