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/*! \file */
/* ************************************************************************
* Copyright (C) 2019-2020 Advanced Micro Devices, Inc. All rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* ************************************************************************ */
#pragma once
#ifndef TEST_CLEANUP_HPP
#define TEST_CLEANUP_HPP
#include <functional>
#include <stack>
/*! \brief Test cleanup handler. Frees memory or performs other cleanup at
specified points in program. */
class test_cleanup
{
static auto& stack()
{
// Placed inside function to avoid dependency on initialization order
static std::stack<std::function<void()>> stack;
return stack;
}
public:
// Run all cleanup handlers pushed so far, in LIFO order
static void cleanup()
{
while(!stack().empty())
{
stack().top()();
stack().pop();
}
}
// Create an object and register a cleanup handler
template <typename T, typename... Args>
static T* allocate(T** ptr, Args&&... args)
{
*ptr = nullptr;
stack().push([=] {
delete *ptr;
*ptr = nullptr;
});
return new T(std::forward<Args>(args)...);
}
};
#endif // TEST_CLEANUP_HPP
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