test_object_pool.cpp
Go to the documentation of this file.
00001 /*********************************************************************
00002 * Software License Agreement (BSD License)
00003 *
00004 *  Copyright (c) 2010, Willow Garage, Inc.
00005 *  All rights reserved.
00006 *
00007 *  Redistribution and use in source and binary forms, with or without
00008 *  modification, are permitted provided that the following conditions
00009 *  are met:
00010 *
00011 *   * Redistributions of source code must retain the above copyright
00012 *     notice, this list of conditions and the following disclaimer.
00013 *   * Redistributions in binary form must reproduce the above
00014 *     copyright notice, this list of conditions and the following
00015 *     disclaimer in the documentation and/or other materials provided
00016 *     with the distribution.
00017 *   * Neither the name of the Willow Garage nor the names of its
00018 *     contributors may be used to endorse or promote products derived
00019 *     from this software without specific prior written permission.
00020 *
00021 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
00022 *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
00023 *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
00024 *  FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
00025 *  COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
00026 *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
00027 *  BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
00028 *  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
00029 *  CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
00030 *  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
00031 *  ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
00032 *  POSSIBILITY OF SUCH DAMAGE.
00033 *********************************************************************/
00034 
00035 #include <gtest/gtest.h>
00036 
00037 #include "lockfree/object_pool.h"
00038 
00039 #include <set>
00040 
00041 using namespace lockfree;
00042 
00043 TEST(ObjectPool, oneElement)
00044 {
00045   ObjectPool<uint32_t> pool(1, 5);
00046 
00047   boost::shared_ptr<uint32_t> item = pool.allocateShared();
00048   ASSERT_TRUE(item);
00049   EXPECT_EQ(*item, 5UL);
00050   *item = 6;
00051   ASSERT_FALSE(pool.allocateShared());
00052   item.reset();
00053   item = pool.allocateShared();
00054   ASSERT_TRUE(item);
00055   EXPECT_EQ(*item, 6UL);
00056 }
00057 
00058 TEST(ObjectPool, multipleElements)
00059 {
00060   const uint32_t count = 5;
00061   ObjectPool<uint32_t> pool(count, 5);
00062 
00063   std::vector<boost::shared_ptr<uint32_t> > items;
00064   items.reserve(count);
00065 
00066   for (uint32_t i = 0; i < count; ++i)
00067   {
00068     items.push_back(pool.allocateShared());
00069     ASSERT_TRUE(items[i]);
00070     EXPECT_EQ(*items[i], 5UL);
00071     *items[i] = i;
00072   }
00073 
00074   ASSERT_FALSE(pool.allocateShared());
00075   items.pop_back();
00076   items.push_back(pool.allocateShared());
00077   ASSERT_TRUE(items.back());
00078   ASSERT_FALSE(pool.allocateShared());
00079 
00080   std::set<boost::shared_ptr<uint32_t> > set;
00081   set.insert(items.begin(), items.end());
00082   EXPECT_EQ(set.size(), count);
00083 }
00084 
00085 int main(int argc, char** argv)
00086 {
00087   testing::InitGoogleTest(&argc, argv);
00088   return RUN_ALL_TESTS();
00089 }


lockfree
Author(s): Josh Faust
autogenerated on Mon Oct 6 2014 06:54:55