libstdc++-v3/testsuite/23_containers/vector/init-list.cc

   1 // Copyright (C) 2008-2025 Free Software Foundation, Inc.
   2 //
   3 // This file is part of the GNU ISO C++ Library.  This library is free
   4 // software; you can redistribute it and/or modify it under the
   5 // terms of the GNU General Public License as published by the
   6 // Free Software Foundation; either version 3, or (at your option)
   7 // any later version.
   8 //
   9 // This library is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13 //
  14 // You should have received a copy of the GNU General Public License along
  15 // with this library; see the file COPYING3.  If not see
  16 // <http://www.gnu.org/licenses/>.
  17 //
  18
  19 // { dg-do run { target c++11 } }
  20
  21 #include <vector>
  22 #include <testsuite_allocator.h>
  23
  24 using namespace __gnu_test;
  25
  26 int main()
  27 {
  28   typedef std::vector<int, tracker_allocator<int> > Container;
  29   const int arr10[10] = { 2, 4, 1, 7, 3, 8, 10, 5, 9, 6 };
  30   bool ok = true;
  31
  32   tracker_allocator_counter::reset();
  33   {
  34     Container c({ 2, 4, 1 });
  35     ok = check_construct_destroy("Construct from init-list", 3, 0) && ok;
  36     ok &= (c[0] == 2);
  37     ok &= (c[1] == 4);
  38   }
  39   ok = check_construct_destroy("Construct from init-list", 3, 3) && ok;
  40
  41   {
  42     Container c(arr10, arr10 + 10);
  43     tracker_allocator_counter::reset();
  44     c.insert(c.begin() + 7, { 234, 42, 1 });
  45     ok = check_construct_destroy("Insert init-list", 13, 10) && ok;
  46     ok &= (c[7] == 234);
  47   }
  48   ok = check_construct_destroy("Insert init-list", 13, 23) && ok;
  49
  50   {
  51     Container c;
  52     tracker_allocator_counter::reset();
  53     c = { 13, 0, 42 };
  54     ok = check_construct_destroy("Assign init-list", 3, 0) && ok;
  55     ok &= (c[0] == 13);
  56   }
  57   ok = check_construct_destroy("Assign init-list", 3, 3) && ok;
  58
  59   return ok ? 0 : 1;;
  60 }