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MemoryPoolTest.cpp

//
// MemoryPoolTest.cpp
//
// $Id: //poco/1.2/Foundation/testsuite/src/MemoryPoolTest.cpp#1 $
//
// Copyright (c) 2005-2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
// 
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
// 
// 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, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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//


#include "MemoryPoolTest.h"
#include "CppUnit/TestCaller.h"
#include "CppUnit/TestSuite.h"
#include "Poco/MemoryPool.h"
#include <vector>


using Poco::MemoryPool;


MemoryPoolTest::MemoryPoolTest(const std::string& name): CppUnit::TestCase(name)
{
}


MemoryPoolTest::~MemoryPoolTest()
{
}


void MemoryPoolTest::testMemoryPool()
{
      MemoryPool pool1(100, 0, 10);
      
      assert (pool1.blockSize() == 100);
      assert (pool1.allocated() == 0);
      assert (pool1.available() == 0);
      
      std::vector<void*> ptrs;
      for (int i = 0; i < 10; ++i)
      {
            ptrs.push_back(pool1.get());
            assert (pool1.allocated() == i + 1);
            assert (pool1.available() == 0);
      }
      
      try
      {
            pool1.get();
            fail("pool exhausted - must throw exception");
      }
      catch (Poco::OutOfMemoryException&)
      {
      }
      
      int av = 0;
      for (std::vector<void*>::iterator it = ptrs.begin(); it != ptrs.end(); ++it)
      {
            pool1.release(*it);
            ++av;
            assert (pool1.available() == av);
      }
      
      MemoryPool pool2(32, 5, 10);
      assert (pool2.available() == 5);
      assert (pool2.blockSize() == 32);
      assert (pool2.allocated() == 5);
}


void MemoryPoolTest::setUp()
{
}


void MemoryPoolTest::tearDown()
{
}


CppUnit::Test* MemoryPoolTest::suite()
{
      CppUnit::TestSuite* pSuite = new CppUnit::TestSuite("MemoryPoolTest");

      CppUnit_addTest(pSuite, MemoryPoolTest, testMemoryPool);

      return pSuite;
}

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