libstdc++-v3/testsuite/23_containers/vector/cons/moveable.cc

   1 // { dg-options "-std=gnu++0x" }
   2
   3 // Copyright (C) 2005-2013 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
  21 // NOTE: This makes use of the fact that we know how moveable
  22 // is implemented on vector (via swap). If the implementation changed
  23 // this test may begin to fail.
  24
  25 #include <vector>
  26 #include <utility>
  27 #include <testsuite_hooks.h>
  28
  29 void test01()
  30 {
  31   bool test __attribute__((unused)) = true;
  32
  33   std::vector<int> a,b;
  34   a.push_back(1);
  35   b = std::move(a);
  36   VERIFY( b.size() == 1 && b[0] == 1 && a.size() == 0 );
  37
  38   std::vector<int> c(std::move(b));
  39   VERIFY( c.size() == 1 && c[0] == 1 );
  40   VERIFY( b.size() == 0 );
  41 }
  42
  43 void test02()
  44 {
  45   bool test __attribute__((unused)) = true;
  46
  47   std::vector<bool> a,b;
  48   a.push_back(1);
  49   b = std::move(a);
  50   VERIFY( b.size() == 1 && b[0] == 1 && a.size() == 0 );
  51
  52   std::vector<bool> c(std::move(b));
  53   VERIFY( c.size() == 1 && c[0] == 1 );
  54   VERIFY( b.size() == 0 );
  55 }
  56
  57 int main(void)
  58 {
  59   test01();
  60   test02();
  61   return 0;
  62 }