//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03
// <memory>
// template <class OuterAlloc, class... InnerAllocs>
// class scoped_allocator_adaptor
// typedef see below is_always_equal;
#include <scoped_allocator>
#include <type_traits>
#include "test_macros.h"
#include "allocators.h"
#include "min_allocator.h"
int main(int, char**) {
// sanity checks
static_assert((std::is_same< std::allocator_traits<A1<int>>::is_always_equal, std::false_type>::value), "");
static_assert((std::is_same< std::allocator_traits<min_allocator<int>>::is_always_equal, std::true_type>::value), "");
// wrapping one allocator
static_assert((std::is_same< std::scoped_allocator_adaptor<A1<int>>::is_always_equal,
std::allocator_traits<A1<int>>::is_always_equal >::value),
"");
// wrapping one allocator
static_assert((std::is_same< std::scoped_allocator_adaptor<min_allocator<int>>::is_always_equal,
std::allocator_traits<min_allocator<int>>::is_always_equal >::value),
"");
// wrapping two allocators (check the values instead of the types)
static_assert((std::scoped_allocator_adaptor<A1<int>, A2<int>>::is_always_equal::value ==
(std::allocator_traits<A1<int>>::is_always_equal::value &&
std::allocator_traits<A2<int>>::is_always_equal::value)),
"");
// wrapping two allocators (check the values instead of the types)
static_assert((std::scoped_allocator_adaptor<A1<int>, min_allocator<int>>::is_always_equal::value ==
(std::allocator_traits<A1<int>>::is_always_equal::value &&
std::allocator_traits<min_allocator<int>>::is_always_equal::value)),
"");
// wrapping three allocators (check the values instead of the types)
static_assert((std::scoped_allocator_adaptor<A1<int>, A2<int>, A3<int>>::is_always_equal::value ==
(std::allocator_traits<A1<int>>::is_always_equal::value &&
std::allocator_traits<A2<int>>::is_always_equal::value &&
std::allocator_traits<A3<int>>::is_always_equal::value)),
"");
return 0;
}