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/* Copyright 2015-2019 Egor Yusov
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* 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 OF ANY PROPRIETARY RIGHTS.
*
* In no event and under no legal theory, whether in tort (including negligence),
* contract, or otherwise, unless required by applicable law (such as deliberate
* and grossly negligent acts) or agreed to in writing, shall any Contributor be
* liable for any damages, including any direct, indirect, special, incidental,
* or consequential damages of any character arising as a result of this License or
* out of the use or inability to use the software (including but not limited to damages
* for loss of goodwill, work stoppage, computer failure or malfunction, or any and
* all other commercial damages or losses), even if such Contributor has been advised
* of the possibility of such damages.
*/
#pragma once
#include "RenderDevice.h"
#include "RefCntAutoPtr.h"
#include "RefCountedObjectImpl.h"
#include <mutex>
#include <condition_variable>
#include <atomic>
#include "UnitTestBase.h"
class SmartPointerTest : public UnitTestBase
{
public:
class Object : public Diligent::RefCountedObject<Diligent::IObject>
{
public:
virtual void QueryInterface( const Diligent::INTERFACE_ID &IID, Diligent::IObject **ppInterface )
{
*ppInterface = nullptr;
if(IID==Diligent::IID_Unknown)
{
*ppInterface = this;
(*ppInterface)->AddRef();
}
}
Object( Diligent::IReferenceCounters *pRefCounters) :
RefCountedObject<Diligent::IObject>(pRefCounters),
m_Value(0)
{
}
~Object(){}
int m_Value;
};
class DerivedObject : public Object
{
public:
DerivedObject(Diligent::IReferenceCounters *pRefCounters) :
Object(pRefCounters),
m_Value2(1)
{}
int m_Value2;
};
typedef Diligent::RefCntAutoPtr<Object> SmartPtr;
typedef Diligent::RefCntWeakPtr<Object> WeakPtr;
void CreateObject(Object **ppObj);
SmartPointerTest();
~SmartPointerTest();
std::vector<std::thread> m_Threads;
static void WorkerThreadFunc(SmartPointerTest *This, size_t ThreadNum);
Object *m_pSharedObject = nullptr;
void StartConcurrencyTest();
void RunConcurrencyTest();
void WaitForThreadStart(int VarId);
void StartThreadsAndWait(int VarId, size_t NumThreads);
std::atomic<int> m_NumThreadsCompleted;
bool m_bStopThreads = false;
int m_NumTestsPerformed = 0;
#ifdef _DEBUG
static const int NumThreadInterations = 5;
#else
static const int NumThreadInterations = 10;
#endif
std::mutex m_Mtx;
std::condition_variable m_CondVar;
bool m_bThreadStart[2] = {false, false};
};
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