libstdc++-v3/testsuite/25_algorithms/fill/2.cc

   1 // 2004-06-25  Paolo Carlini  <pcarlini@suse.de>
   2
   3 // Copyright (C) 2004-2017 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 // 25.2.5 [lib.alg.fill] Fill
  21
  22 #include <list>
  23 #include <algorithm>
  24 #include <testsuite_hooks.h>
  25
  26 class num
  27 {
  28   int stored;
  29
  30 public:
  31   num(int init = 0)
  32   : stored(init)
  33   { }
  34
  35   operator int() const
  36   { return stored; }
  37 };
  38
  39 // fill_n
  40 void test01()
  41 {
  42   using namespace std;
  43
  44   const int val = 3;
  45
  46   const int V[] = { val, val, val, val, val, val, val, val, val };
  47   const list<int>::size_type N = sizeof(V) / sizeof(int);
  48
  49   list<int> coll(N);
  50   fill_n(coll.begin(), coll.size(), val);
  51   VERIFY( equal(coll.begin(), coll.end(), V) );
  52
  53   list<num> coll2(N);
  54   fill_n(coll2.begin(), coll2.size(), val);
  55   VERIFY( equal(coll2.begin(), coll2.end(), V) );
  56 }
  57
  58 int main()
  59 {
  60   test01();
  61   return 0;
  62 }