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// Copyright (C) 2013-2018 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/>.
// { dg-do run { target c++11 } }
#include <unordered_set>
#include <testsuite_hooks.h>
#include <testsuite_allocator.h>
#include <testsuite_counter_type.h>
using __gnu_test::propagating_allocator;
using __gnu_test::counter_type;
using __gnu_test::tracker_allocator;
using __gnu_test::tracker_allocator_counter;
void test01()
{
tracker_allocator_counter::reset();
{
typedef propagating_allocator<counter_type, false,
tracker_allocator<counter_type>> alloc_type;
typedef __gnu_test::counter_type_hasher hash;
typedef std::unordered_set<counter_type, hash,
std::equal_to<counter_type>,
alloc_type> test_type;
test_type v1(alloc_type(1));
v1.emplace(0);
test_type v2(alloc_type(2));
v2.emplace(1);
counter_type::reset();
v2 = std::move(v1);
VERIFY( 1 == v1.get_allocator().get_personality() );
VERIFY( 2 == v2.get_allocator().get_personality() );
VERIFY( counter_type::move_count == 1 );
VERIFY( counter_type::destructor_count == 2 );
}
// Check there's nothing left allocated or constructed.
VERIFY( tracker_allocator_counter::get_construct_count()
== tracker_allocator_counter::get_destruct_count() );
VERIFY( tracker_allocator_counter::get_allocation_count()
== tracker_allocator_counter::get_deallocation_count() );
}
void test02()
{
tracker_allocator_counter::reset();
{
typedef propagating_allocator<counter_type, true,
tracker_allocator<counter_type>> alloc_type;
typedef __gnu_test::counter_type_hasher hash;
typedef std::unordered_set<counter_type, hash,
std::equal_to<counter_type>,
alloc_type> test_type;
test_type v1(alloc_type(1));
v1.emplace(0);
auto it = v1.begin();
test_type v2(alloc_type(2));
v2.emplace(0);
counter_type::reset();
v2 = std::move(v1);
VERIFY(0 == v1.get_allocator().get_personality());
VERIFY(1 == v2.get_allocator().get_personality());
VERIFY( counter_type::move_count == 0 );
VERIFY( counter_type::copy_count == 0 );
VERIFY( counter_type::destructor_count == 1 );
VERIFY( it == v2.begin() );
}
// Check there's nothing left allocated or constructed.
VERIFY( tracker_allocator_counter::get_construct_count()
== tracker_allocator_counter::get_destruct_count() );
VERIFY( tracker_allocator_counter::get_allocation_count()
== tracker_allocator_counter::get_deallocation_count() );
}
void test03()
{
tracker_allocator_counter::reset();
{
typedef propagating_allocator<counter_type, false,
tracker_allocator<counter_type>> alloc_type;
typedef __gnu_test::counter_type_hasher hash;
typedef std::unordered_set<counter_type, hash,
std::equal_to<counter_type>,
alloc_type> test_type;
test_type v1(alloc_type(1));
v1.emplace(0);
test_type v2(alloc_type(2));
int i = 0;
v2.emplace(i++);
for (; v2.bucket_count() == v1.bucket_count(); ++i)
v2.emplace(i);
counter_type::reset();
v2 = std::move(v1);
VERIFY( 1 == v1.get_allocator().get_personality() );
VERIFY( 2 == v2.get_allocator().get_personality() );
VERIFY( counter_type::move_count == 1 );
VERIFY( counter_type::destructor_count == i + 1 );
}
// Check there's nothing left allocated or constructed.
VERIFY( tracker_allocator_counter::get_construct_count()
== tracker_allocator_counter::get_destruct_count() );
VERIFY( tracker_allocator_counter::get_allocation_count()
== tracker_allocator_counter::get_deallocation_count() );
}
int main()
{
test01();
test02();
test03();
return 0;
}
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