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[thirdparty/gcc.git] / libstdc++-v3 / testsuite / 23_containers / list / cons / moveable.h

// Copyright (C) 2009-2019 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library.  This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.

// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3.  If not see
// <http://www.gnu.org/licenses/>.

// NOTE: This makes use of the fact that we know how moveable
// is implemented on list (via swap). If the implementation changed
// this test may begin to fail.

#include <utility>
#include <testsuite_hooks.h>

template<typename _Tp>
  void
  test_moveable()
  {
    typedef _Tp list_type;
    
    list_type a,b;
    a.push_back(1);
    b = std::move(a);
    VERIFY( b.size() == 1 && *b.begin() == 1 && a.size() == 0 );
    
    list_type c(std::move(b));
    VERIFY( c.size() == 1 && *c.begin() == 1 );
    VERIFY( b.size() == 0 );
  }