libstdc++-v3/testsuite/23_containers/list/cons/2.h

   1 // Copyright (C) 2001-2018 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 // 23.2.2.1 list constructors, copy, and assignment
  19
  20 #include <testsuite_hooks.h>
  21
  22 // A nontrivial type.
  23 template<typename T>
  24   struct A { };
  25
  26 // Another nontrivial type
  27 struct B { };
  28
  29 // Fill constructor
  30 //
  31 // This test verifies the following.
  32 // 23.2.2.1 explicit list(size_type n, const T& v = T(), const a& = Allocator())
  33 // 23.2.2   const_iterator begin() const
  34 // 23.2.2   const_iterator end() const
  35 // 23.2.2   size_type size() const
  36 //
  37 template<typename _Tp>
  38 void
  39 cons021()
  40 {
  41   const std::size_t LIST_SIZE = 5;
  42   const int INIT_VALUE = 7;
  43   std::size_t count;
  44
  45   typedef _Tp list_type;
  46   typedef typename list_type::const_iterator const_iterator;
  47   const_iterator i;
  48
  49   // default value
  50   list_type list0202(LIST_SIZE);
  51   for (i = list0202.begin(), count = 0;
  52        i != list0202.end();
  53        ++i, ++count)
  54     VERIFY(*i == 0);
  55   VERIFY(count == LIST_SIZE);
  56   VERIFY(list0202.size() == LIST_SIZE);
  57
  58   // explicit value
  59   list_type list0203(LIST_SIZE, INIT_VALUE);
  60   for (i = list0203.begin(), count = 0;
  61        i != list0203.end();
  62        ++i, ++count)
  63     VERIFY(*i == INIT_VALUE);
  64   VERIFY(count == LIST_SIZE);
  65   VERIFY(list0203.size() == LIST_SIZE);
  66 }
  67
  68 template<typename _Tp>
  69 void
  70 cons022()
  71 {
  72   // nontrivial value_type
  73   typedef _Tp list_type;
  74   const std::size_t LIST_SIZE = 5;
  75   list_type list0201(LIST_SIZE);
  76 }