--- /dev/null
+/*
+ This file is a part of libcds - Concurrent Data Structures library
+
+ (C) Copyright Maxim Khizhinsky (libcds.dev@gmail.com) 2006-2017
+
+ Source code repo: http://github.com/khizmax/libcds/
+ Download: http://sourceforge.net/projects/libcds/files/
+
+ 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 "map_type.h"
+
+namespace map {
+
+
+ class Map_InsDelFind: public cds_test::stress_fixture
+ {
+ public:
+ static size_t s_nMapSize; // initial map size
+ static size_t s_nThreadCount; // thread count
+ static size_t s_nMaxLoadFactor; // maximum load factor
+ static unsigned int s_nInsertPercentage;
+ static unsigned int s_nDeletePercentage;
+ static unsigned int s_nDuration; // test duration, seconds
+
+ static size_t s_nCuckooInitialSize; // initial size for CuckooMap
+ static size_t s_nCuckooProbesetSize; // CuckooMap probeset size (only for list-based probeset)
+ static size_t s_nCuckooProbesetThreshold; // CuckooMap probeset threshold (o - use default)
+
+ static size_t s_nFeldmanMap_HeadBits;
+ static size_t s_nFeldmanMap_ArrayBits;
+
+ static size_t s_nLoadFactor; // current load factor
+
+ static void SetUpTestCase();
+ //static void TearDownTestCase();
+
+ public:
+ enum actions
+ {
+ do_find,
+ do_insert,
+ do_delete
+ };
+ static const unsigned int c_nShuffleSize = 100;
+ static actions s_arrShuffle[c_nShuffleSize];
+
+ protected:
+ typedef size_t key_type;
+ typedef size_t value_type;
+
+ template <class Map>
+ class Worker: public cds_test::thread
+ {
+ typedef cds_test::thread base_class;
+ Map& m_Map;
+
+ public:
+ size_t m_nInsertSuccess = 0;
+ size_t m_nInsertFailed = 0;
+ size_t m_nDeleteSuccess = 0;
+ size_t m_nDeleteFailed = 0;
+ size_t m_nFindSuccess = 0;
+ size_t m_nFindFailed = 0;
+
+ public:
+ Worker( cds_test::thread_pool& pool, Map& map )
+ : base_class( pool )
+ , m_Map( map )
+ {}
+
+ Worker( Worker& src )
+ : base_class( src )
+ , m_Map( src.m_Map )
+ {}
+
+ virtual thread * clone()
+ {
+ return new Worker( *this );
+ }
+
+ typedef std::pair< key_type const, value_type > map_value_type;
+
+ struct update_functor {
+ template <typename Q>
+ void operator()( bool /*bNew*/, map_value_type& /*cur*/, Q const& /*val*/ ) const
+ {}
+
+ // FeldmanHashMap
+ void operator()( map_value_type& /*cur*/, map_value_type* /*old*/) const
+ {}
+
+ // MichaelMap
+ void operator()( bool /*bNew*/, map_value_type& /*cur*/ ) const
+ {}
+
+ // BronsonAVLTreeMap
+ void operator()( bool /*bNew*/, key_type /*key*/, value_type& /*val*/ ) const
+ {}
+ };
+
+ virtual void test()
+ {
+ Map& rMap = m_Map;
+
+ unsigned int i = 0;
+ size_t const nNormalize = size_t(-1) / ( s_nMapSize * 2 );
+
+ size_t nRand = 0;
+ while ( !time_elapsed()) {
+ nRand = cds::bitop::RandXorShift( nRand );
+ size_t n = nRand / nNormalize;
+ switch ( s_arrShuffle[i] ) {
+ case do_find:
+ if ( rMap.contains( n ))
+ ++m_nFindSuccess;
+ else
+ ++m_nFindFailed;
+ break;
+ case do_insert:
+ if ( n % 2 ) {
+ if ( rMap.insert( n, n ))
+ ++m_nInsertSuccess;
+ else
+ ++m_nInsertFailed;
+ }
+ else {
+ if ( rMap.update( n, update_functor(), true ).first )
+ ++m_nInsertSuccess;
+ else
+ ++m_nInsertFailed;
+ }
+ break;
+ case do_delete:
+ if ( rMap.erase( n ))
+ ++m_nDeleteSuccess;
+ else
+ ++m_nDeleteFailed;
+ break;
+ }
+
+ if ( ++i >= c_nShuffleSize )
+ i = 0;
+ }
+ }
+ };
+
+ protected:
+ template <class Map>
+ void do_test( Map& testMap )
+ {
+ typedef Worker<Map> worker;
+
+ // fill map - only odd number
+ {
+ std::vector<size_t> arr;
+ arr.reserve( s_nMapSize );
+ for ( size_t i = 0; i < s_nMapSize; ++i )
+ arr.push_back( i * 2 + 1);
+ shuffle( arr.begin(), arr.end());
+ for ( size_t i = 0; i < s_nMapSize; ++i )
+ testMap.insert( arr[i], arr[i] );
+ }
+
+ cds_test::thread_pool& pool = get_pool();
+ pool.add( new worker( pool, testMap ), s_nThreadCount );
+
+ propout() << std::make_pair( "thread_count", s_nThreadCount )
+ << std::make_pair( "insert_percentage", s_nInsertPercentage )
+ << std::make_pair( "delete_percentage", s_nDeletePercentage )
+ << std::make_pair( "map_size", s_nMapSize );
+
+ std::chrono::milliseconds duration = pool.run( std::chrono::seconds( s_nDuration ));
+
+ propout() << std::make_pair( "duration", duration );
+
+ size_t nInsertSuccess = 0;
+ size_t nInsertFailed = 0;
+ size_t nDeleteSuccess = 0;
+ size_t nDeleteFailed = 0;
+ size_t nFindSuccess = 0;
+ size_t nFindFailed = 0;
+ for ( size_t i = 0; i < pool.size(); ++i ) {
+ worker& thr = static_cast<worker&>( pool.get( i ));
+
+ nInsertSuccess += thr.m_nInsertSuccess;
+ nInsertFailed += thr.m_nInsertFailed;
+ nDeleteSuccess += thr.m_nDeleteSuccess;
+ nDeleteFailed += thr.m_nDeleteFailed;
+ nFindSuccess += thr.m_nFindSuccess;
+ nFindFailed += thr.m_nFindFailed;
+ }
+
+ propout()
+ << std::make_pair( "insert_success", nInsertSuccess )
+ << std::make_pair( "insert_failed", nInsertFailed )
+ << std::make_pair( "delete_success", nDeleteSuccess )
+ << std::make_pair( "delete_failed", nDeleteFailed )
+ << std::make_pair( "find_success", nFindSuccess )
+ << std::make_pair( "find_failed", nFindFailed )
+ << std::make_pair( "finish_map_size", testMap.size());
+
+ {
+ ASSERT_TRUE( std::chrono::duration_cast<std::chrono::seconds>(duration).count() > 0 );
+ size_t nTotalOps = nInsertSuccess + nInsertFailed + nDeleteSuccess + nDeleteFailed + nFindSuccess + nFindFailed;
+ propout() << std::make_pair( "avg_speed", nTotalOps / std::chrono::duration_cast<std::chrono::seconds>( duration ).count());
+ }
+
+ check_before_cleanup( testMap );
+
+ testMap.clear();
+ EXPECT_TRUE( testMap.empty());
+
+ additional_check( testMap );
+ print_stat( propout(), testMap );
+ additional_cleanup( testMap );
+ }
+
+ template <class Map>
+ void run_test()
+ {
+ Map testMap( *this );
+ do_test( testMap );
+ }
+ };
+
+ class Map_InsDelFind_LF: public Map_InsDelFind
+ , public ::testing::WithParamInterface<size_t>
+ {
+ public:
+ template <class Map>
+ void run_test()
+ {
+ s_nLoadFactor = GetParam();
+ propout() << std::make_pair( "load_factor", s_nLoadFactor );
+ Map_InsDelFind::run_test<Map>();
+ }
+
+ static std::vector<size_t> get_load_factors();
+ };
+
+} // namespace map