//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//

// type_traits

// has_virtual_destructor

#include <cuda/std/type_traits>

#include "test_macros.h"

template <class T>
__host__ __device__ void test_has_virtual_destructor()
{
  static_assert(cuda::std::has_virtual_destructor<T>::value, "");
  static_assert(cuda::std::has_virtual_destructor<const T>::value, "");
  static_assert(cuda::std::has_virtual_destructor<volatile T>::value, "");
  static_assert(cuda::std::has_virtual_destructor<const volatile T>::value, "");
  static_assert(cuda::std::has_virtual_destructor_v<T>, "");
  static_assert(cuda::std::has_virtual_destructor_v<const T>, "");
  static_assert(cuda::std::has_virtual_destructor_v<volatile T>, "");
  static_assert(cuda::std::has_virtual_destructor_v<const volatile T>, "");
}

template <class T>
__host__ __device__ void test_has_not_virtual_destructor()
{
  static_assert(!cuda::std::has_virtual_destructor<T>::value, "");
  static_assert(!cuda::std::has_virtual_destructor<const T>::value, "");
  static_assert(!cuda::std::has_virtual_destructor<volatile T>::value, "");
  static_assert(!cuda::std::has_virtual_destructor<const volatile T>::value, "");
  static_assert(!cuda::std::has_virtual_destructor_v<T>, "");
  static_assert(!cuda::std::has_virtual_destructor_v<const T>, "");
  static_assert(!cuda::std::has_virtual_destructor_v<volatile T>, "");
  static_assert(!cuda::std::has_virtual_destructor_v<const volatile T>, "");
}

class Empty
{};

class NotEmpty
{
  __host__ __device__ virtual ~NotEmpty();
};

union Union
{};

struct bit_zero
{
  int : 0;
};

class Abstract
{
  __host__ __device__ virtual ~Abstract() = 0;
};

struct A
{
  __host__ __device__ ~A();
};

int main(int, char**)
{
  test_has_not_virtual_destructor<void>();
  test_has_not_virtual_destructor<A>();
  test_has_not_virtual_destructor<int&>();
  test_has_not_virtual_destructor<Union>();
  test_has_not_virtual_destructor<Empty>();
  test_has_not_virtual_destructor<int>();
  test_has_not_virtual_destructor<double>();
  test_has_not_virtual_destructor<int*>();
  test_has_not_virtual_destructor<const int*>();
  test_has_not_virtual_destructor<char[3]>();
  test_has_not_virtual_destructor<char[]>();
  test_has_not_virtual_destructor<bit_zero>();

  test_has_virtual_destructor<Abstract>();
  test_has_virtual_destructor<NotEmpty>();

  return 0;
}
