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/*
* Copyright (c) 2011-2022, The DART development contributors
* All rights reserved.
*
* The list of contributors can be found at:
* https://github.com/dartsim/dart/blob/master/LICENSE
*
* This file is provided under the following "BSD-style" License:
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <dart/common/MemoryManager.hpp>
#include <gtest/gtest.h>
#include "TestHelpers.hpp"
using namespace dart;
using namespace common;
//==============================================================================
TEST(MemoryManagerTest, BaseAllocator)
{
auto mm = MemoryManager();
auto& baseAllocator = mm.getBaseAllocator();
auto& freeListAllocator = mm.getFreeListAllocator();
auto& poolAllocator = mm.getPoolAllocator();
EXPECT_EQ(&freeListAllocator.getBaseAllocator(), &baseAllocator);
EXPECT_EQ(&poolAllocator.getBaseAllocator(), &freeListAllocator);
}
//==============================================================================
TEST(MemoryManagerTest, Allocate)
{
auto mm = MemoryManager();
// Cannot allocate 0 bytes
EXPECT_EQ(mm.allocateUsingFree(0), nullptr);
EXPECT_EQ(mm.allocateUsingPool(0), nullptr);
// Allocate 1 byte using FreeListAllocator
auto ptr1 = mm.allocateUsingFree(1);
EXPECT_NE(ptr1, nullptr);
#ifndef NDEBUG
EXPECT_TRUE(mm.hasAllocated(ptr1, 1));
EXPECT_FALSE(mm.hasAllocated(nullptr, 1));
EXPECT_FALSE(mm.hasAllocated(ptr1, 1 * 2));
#endif
// Allocate 1 byte using PoolAllocator
auto ptr2 = mm.allocateUsingPool(1);
EXPECT_NE(ptr2, nullptr);
#ifndef NDEBUG
EXPECT_TRUE(mm.hasAllocated(ptr2, 1));
EXPECT_FALSE(mm.hasAllocated(nullptr, 1));
EXPECT_FALSE(mm.hasAllocated(ptr2, 1 * 2));
#endif
// Deallocate all
mm.deallocateUsingFree(ptr1, 1);
mm.deallocateUsingPool(ptr2, 1);
}
//==============================================================================
TEST(MemoryManagerTest, MemoryLeak)
{
auto a = MemoryManager();
// Allocate small memory
auto ptr1 = a.allocateUsingPool(1);
EXPECT_NE(ptr1, nullptr);
// Allocate small memory
auto ptr2 = a.allocateUsingFree(1);
EXPECT_NE(ptr2, nullptr);
// Expect that MemoryManager complains that not all the memory is deallocated
}
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