libstdc++-v3/testsuite/23_containers/vector/modifiers/2.cc

   1 // 1999-11-09 bkoz
   2
   3 // Copyright (C) 1999, 2001, 2004, 2005 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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  19 // USA.
  20
  21 // 23.2.4.3 vector modifiers
  22
  23 #include <vector>
  24 #include "testsuite_hooks.h"
  25
  26 bool test __attribute__((unused)) = true;
  27
  28 // test the assign() function
  29 void
  30 test03()
  31 {
  32   const int K = 417;
  33   const int A[] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17};
  34   const int B[] = {K, K, K, K, K};
  35   const std::size_t N = sizeof(A) / sizeof(int);
  36   const std::size_t M = sizeof(B) / sizeof(int);
  37   bool test __attribute__((unused)) = true;
  38
  39   // assign from pointer range
  40   std::vector<int> v3;
  41   v3.assign(A, A + N);
  42   VERIFY(std::equal(v3.begin(), v3.end(), A));
  43   VERIFY(v3.size() == N);
  44
  45   // assign from iterator range
  46   std::vector<int> v4;
  47   v4.assign(v3.begin(), v3.end());
  48   VERIFY(std::equal(v4.begin(), v4.end(), A));
  49   VERIFY(std::equal(A, A + N, v4.begin()));
  50
  51   // assign from initializer range with resize
  52   v4.assign(M, K);
  53   VERIFY(std::equal(v4.begin(), v4.end(), B));
  54   VERIFY(std::equal(B, B + M, v4.begin()));
  55   VERIFY((v4.size() == M) && (M != N));
  56 }
  57
  58 int main()
  59 {
  60   test03();
  61   return 0;
  62 }