--- /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 "set_type.h"
+#include <cds/os/topology.h>
+
+namespace set {
+
+ struct key_thread
+ {
+ uint32_t nKey;
+ uint16_t nThread;
+
+ key_thread( size_t key, size_t threadNo )
+ : nKey( static_cast<uint32_t>(key))
+ , nThread( static_cast<uint16_t>(threadNo))
+ {}
+
+ key_thread()
+ : nKey()
+ , nThread()
+ {}
+ };
+
+ static_assert(sizeof( key_thread ) % 8 == 0, "Key type size mismatch");
+
+ typedef set_type_base<key_thread, size_t>::key_val key_value_pair;
+
+ template <>
+ struct cmp<key_thread> {
+ int operator ()(key_thread const& k1, key_thread const& k2) const
+ {
+ if ( k1.nKey < k2.nKey )
+ return -1;
+ if ( k1.nKey > k2.nKey )
+ return 1;
+ if ( k1.nThread < k2.nThread )
+ return -1;
+ if ( k1.nThread > k2.nThread )
+ return 1;
+ return 0;
+ }
+ int operator ()(key_thread const& k1, size_t k2) const
+ {
+ if ( k1.nKey < k2 )
+ return -1;
+ if ( k1.nKey > k2 )
+ return 1;
+ return 0;
+ }
+ int operator ()(size_t k1, key_thread const& k2) const
+ {
+ if ( k1 < k2.nKey )
+ return -1;
+ if ( k1 > k2.nKey )
+ return 1;
+ return 0;
+ }
+ };
+
+ template <>
+ struct less<set::key_thread>
+ {
+ bool operator()( set::key_thread const& k1, set::key_thread const& k2 ) const
+ {
+ if ( k1.nKey <= k2.nKey )
+ return k1.nKey < k2.nKey || k1.nThread < k2.nThread;
+ return false;
+ }
+ };
+
+ template <>
+ struct hash<set::key_thread>
+ {
+ typedef size_t result_type;
+ typedef set::key_thread argument_type;
+
+ size_t operator()( set::key_thread const& k ) const
+ {
+ return std::hash<size_t>()(k.nKey);
+ }
+
+ size_t operator()( size_t k ) const
+ {
+ return std::hash<size_t>()(k);
+ }
+ };
+
+
+ class Set_Iter_Del3: public cds_test::stress_fixture
+ {
+ public:
+ static size_t s_nSetSize; // max set size
+ static size_t s_nInsThreadCount; // insert thread count
+ static size_t s_nDelThreadCount; // delete thread count
+ static size_t s_nExtractThreadCount; // extract thread count
+ static size_t s_nMaxLoadFactor; // maximum load factor
+ static size_t s_nInsertPassCount;
+ static size_t s_nFindThreadCount; // find thread count
+
+ static size_t s_nFeldmanSet_HeadBits;
+ static size_t s_nFeldmanSet_ArrayBits;
+
+ static size_t s_nLoadFactor;
+
+ static std::vector<size_t> m_arrData;
+
+ static void SetUpTestCase();
+ static void TearDownTestCase();
+
+ template <typename Pred>
+ static void prepare_array( std::vector<size_t>& arr, Pred pred )
+ {
+ arr.reserve( m_arrData.size());
+ for ( auto el : m_arrData ) {
+ if ( pred( el ))
+ arr.push_back( el );
+ }
+ arr.resize( arr.size());
+ shuffle( arr.begin(), arr.end());
+ }
+
+ protected:
+ typedef key_thread key_type;
+ typedef size_t value_type;
+
+ atomics::atomic<size_t> m_nInsThreadCount;
+
+ enum {
+ inserter_thread,
+ deleter_thread,
+ extractor_thread,
+ find_thread
+ };
+
+
+ // Inserts keys from [0..N)
+ template <class Set>
+ class Inserter: public cds_test::thread
+ {
+ typedef cds_test::thread base_class;
+ Set& m_Set;
+
+ struct update_functor
+ {
+ template <typename Q>
+ void operator()( bool /*bNew*/, key_value_pair const&, Q const& ) const
+ {}
+
+ void operator()(key_value_pair& /*cur*/, key_value_pair * /*prev*/) const
+ {}
+ };
+
+ void init_data()
+ {
+ prepare_array( m_arr, []( size_t ) -> bool { return true; } );
+ for ( size_t i = 0; i < m_arr.size(); ++i ) {
+ if ( m_Set.insert( key_type( m_arr[i], id())))
+ ++m_nInsertInitSuccess;
+ else
+ ++m_nInsertInitFailed;
+ }
+ }
+
+ public:
+ size_t m_nInsertSuccess = 0;
+ size_t m_nInsertFailed = 0;
+ size_t m_nInsertInitSuccess = 0;
+ size_t m_nInsertInitFailed = 0;
+
+ std::vector<size_t> m_arr;
+
+ public:
+ Inserter( cds_test::thread_pool& pool, Set& set )
+ : base_class( pool, inserter_thread )
+ , m_Set( set )
+ {
+ init_data();
+ }
+
+ Inserter( Inserter& src )
+ : base_class( src )
+ , m_Set( src.m_Set )
+ {
+ init_data();
+ }
+
+ virtual thread * clone()
+ {
+ return new Inserter( *this );
+ }
+
+ virtual void test()
+ {
+ Set& rSet = m_Set;
+ Set_Iter_Del3& fixture = pool().template fixture<Set_Iter_Del3>();
+
+ for ( size_t nPass = 0; nPass < s_nInsertPassCount; ++nPass ) {
+ if ( nPass & 1 ) {
+ // insert pass
+ for ( auto el : m_arr ) {
+ if ( el & 3 ) {
+ if ( rSet.insert( key_type( el, id())))
+ ++m_nInsertSuccess;
+ else
+ ++m_nInsertFailed;
+ }
+ }
+ }
+ else {
+ // update pass
+ for ( auto el : m_arr ) {
+ if ( el & 3 ) {
+ bool success;
+ bool inserted;
+ std::tie( success, inserted ) = rSet.update( key_type( el, id()), update_functor());
+ if ( success && inserted )
+ ++m_nInsertSuccess;
+ else
+ ++m_nInsertFailed;
+ }
+ }
+ }
+ }
+
+ fixture.m_nInsThreadCount.fetch_sub( 1, atomics::memory_order_release );
+ m_arr.resize( 0 );
+ }
+ };
+
+ struct key_equal {
+ bool operator()( key_type const& k1, key_type const& k2 ) const
+ {
+ return k1.nKey == k2.nKey;
+ }
+ bool operator()( size_t k1, key_type const& k2 ) const
+ {
+ return k1 == k2.nKey;
+ }
+ bool operator()( key_type const& k1, size_t k2 ) const
+ {
+ return k1.nKey == k2;
+ }
+ bool operator ()( key_value_pair const& k1, key_value_pair const& k2 ) const
+ {
+ return operator()( k1.key, k2.key );
+ }
+ bool operator ()( key_value_pair const& k1, key_type const& k2 ) const
+ {
+ return operator()( k1.key, k2 );
+ }
+ bool operator ()( key_type const& k1, key_value_pair const& k2 ) const
+ {
+ return operator()( k1, k2.key );
+ }
+ bool operator ()( key_value_pair const& k1, size_t k2 ) const
+ {
+ return operator()( k1.key, k2 );
+ }
+ bool operator ()( size_t k1, key_value_pair const& k2 ) const
+ {
+ return operator()( k1, k2.key );
+ }
+ };
+
+ struct key_less {
+ bool operator()( key_type const& k1, key_type const& k2 ) const
+ {
+ return k1.nKey < k2.nKey;
+ }
+ bool operator()( size_t k1, key_type const& k2 ) const
+ {
+ return k1 < k2.nKey;
+ }
+ bool operator()( key_type const& k1, size_t k2 ) const
+ {
+ return k1.nKey < k2;
+ }
+ bool operator ()( key_value_pair const& k1, key_value_pair const& k2 ) const
+ {
+ return operator()( k1.key, k2.key );
+ }
+ bool operator ()( key_value_pair const& k1, key_type const& k2 ) const
+ {
+ return operator()( k1.key, k2 );
+ }
+ bool operator ()( key_type const& k1, key_value_pair const& k2 ) const
+ {
+ return operator()( k1, k2.key );
+ }
+ bool operator ()( key_value_pair const& k1, size_t k2 ) const
+ {
+ return operator()( k1.key, k2 );
+ }
+ bool operator ()( size_t k1, key_value_pair const& k2 ) const
+ {
+ return operator()( k1, k2.key );
+ }
+
+ typedef key_equal equal_to;
+ };
+
+ // Deletes keys from [0..N)
+ template <class Set, typename Iterator>
+ class Deleter: public cds_test::thread
+ {
+ typedef cds_test::thread base_class;
+ Set& m_Set;
+
+ public:
+ size_t m_nDeleteSuccess = 0;
+ size_t m_nDeleteFailed = 0;
+
+ public:
+ Deleter( cds_test::thread_pool& pool, Set& set )
+ : base_class( pool, deleter_thread )
+ , m_Set( set )
+ {}
+
+ Deleter( Deleter& src )
+ : base_class( src )
+ , m_Set( src.m_Set )
+ {}
+
+ virtual thread * clone()
+ {
+ return new Deleter( *this );
+ }
+
+ virtual void test()
+ {
+ Set& rSet = m_Set;
+
+ Set_Iter_Del3& fixture = pool().template fixture<Set_Iter_Del3>();
+
+ do {
+ auto itEnd = rSet.template get_end<Iterator>();
+ for ( auto it = rSet.template get_begin<Iterator>(); it != itEnd; ++it ) {
+ if ( it->key.nKey & 3 ) {
+ if ( rSet.erase_at( it ))
+ ++m_nDeleteSuccess;
+ else
+ ++m_nDeleteFailed;
+ }
+ }
+ } while ( fixture.m_nInsThreadCount.load( atomics::memory_order_acquire ) != 0 );
+ }
+ };
+
+ // Extracts keys from [0..N)
+ template <typename GC, class Set>
+ class Extractor: public cds_test::thread
+ {
+ typedef cds_test::thread base_class;
+ Set& m_Set;
+
+ std::vector<size_t> m_arr;
+
+ void init_data()
+ {
+ prepare_array( m_arr, []( size_t el ) ->bool { return ( el & 3 ) != 0; } );
+ }
+
+ public:
+ size_t m_nExtractSuccess = 0;
+ size_t m_nExtractFailed = 0;
+
+ public:
+ Extractor( cds_test::thread_pool& pool, Set& set )
+ : base_class( pool, extractor_thread )
+ , m_Set( set )
+ {
+ init_data();
+ }
+
+ Extractor( Extractor& src )
+ : base_class( src )
+ , m_Set( src.m_Set )
+ {
+ init_data();
+ }
+
+ virtual thread * clone()
+ {
+ return new Extractor( *this );
+ }
+
+ virtual void test()
+ {
+ Set& rSet = m_Set;
+ typename Set::guarded_ptr gp;
+
+ Set_Iter_Del3& fixture = pool().template fixture<Set_Iter_Del3>();
+ size_t const nInsThreadCount = s_nInsThreadCount;
+
+ do {
+ if ( id() & 1 ) {
+ for ( auto el : m_arr ) {
+ for ( size_t k = 0; k < nInsThreadCount; ++k ) {
+ gp = rSet.extract( key_type( el, k ));
+ if ( gp )
+ ++m_nExtractSuccess;
+ else
+ ++m_nExtractFailed;
+ gp.release();
+ }
+ }
+ }
+ else {
+ for ( size_t k = 0; k < nInsThreadCount; ++k ) {
+ for ( auto el : m_arr ) {
+ gp = rSet.extract( key_type( el, k ));
+ if ( gp )
+ ++m_nExtractSuccess;
+ else
+ ++m_nExtractFailed;
+ gp.release();
+ }
+ }
+ }
+ } while ( fixture.m_nInsThreadCount.load( atomics::memory_order_acquire ) != 0 );
+
+ m_arr.resize( 0 );
+ }
+ };
+
+ template <typename RCU, class Set>
+ class Extractor< cds::urcu::gc<RCU>, Set >: public cds_test::thread
+ {
+ typedef cds_test::thread base_class;
+ Set& m_Set;
+ std::vector<size_t> m_arr;
+
+ void init_data()
+ {
+ prepare_array( m_arr, []( size_t el ) -> bool { return ( el & 3 ) != 0; } );
+ }
+
+ public:
+ size_t m_nExtractSuccess = 0;
+ size_t m_nExtractFailed = 0;
+
+ public:
+ Extractor( cds_test::thread_pool& pool, Set& set )
+ : base_class( pool, extractor_thread )
+ , m_Set( set )
+ {
+ init_data();
+ }
+
+ Extractor( Extractor& src )
+ : base_class( src )
+ , m_Set( src.m_Set )
+ {
+ init_data();
+ }
+
+ virtual thread * clone()
+ {
+ return new Extractor( *this );
+ }
+
+ virtual void test()
+ {
+ Set& rSet = m_Set;
+ typename Set::exempt_ptr xp;
+
+ Set_Iter_Del3& fixture = pool().template fixture<Set_Iter_Del3>();
+ size_t const nInsThreadCount = fixture.s_nInsThreadCount;
+
+ do {
+ if ( id() & 1 ) {
+ for ( size_t k = 0; k < nInsThreadCount; ++k ) {
+ for ( auto el : m_arr ) {
+ if ( Set::c_bExtractLockExternal ) {
+ typename Set::rcu_lock l;
+ xp = rSet.extract( key_type( el, k ));
+ if ( xp )
+ ++m_nExtractSuccess;
+ else
+ ++m_nExtractFailed;
+ }
+ else {
+ xp = rSet.extract( key_type( el, k ));
+ if ( xp )
+ ++m_nExtractSuccess;
+ else
+ ++m_nExtractFailed;
+ }
+ xp.release();
+ }
+ }
+ }
+ else {
+ for ( auto el : m_arr ) {
+ for ( size_t k = 0; k < nInsThreadCount; ++k ) {
+ if ( Set::c_bExtractLockExternal ) {
+ typename Set::rcu_lock l;
+ xp = rSet.extract( key_type( el, k ));
+ if ( xp )
+ ++m_nExtractSuccess;
+ else
+ ++m_nExtractFailed;
+ }
+ else {
+ xp = rSet.extract( key_type( el, k ));
+ if ( xp )
+ ++m_nExtractSuccess;
+ else
+ ++m_nExtractFailed;
+ }
+ xp.release();
+ }
+ }
+ }
+ } while ( fixture.m_nInsThreadCount.load( atomics::memory_order_acquire ) != 0 );
+
+ m_arr.resize( 0 );
+ }
+ };
+
+ // Finds keys
+ template <class Set>
+ class Observer: public cds_test::thread
+ {
+ typedef cds_test::thread base_class;
+ Set& m_Set;
+
+ public:
+ size_t m_nFindEvenSuccess = 0;
+ size_t m_nFindEvenFailed = 0;
+ size_t m_nFindOddSuccess = 0;
+ size_t m_nFindOddFailed = 0;
+
+ public:
+ Observer( cds_test::thread_pool& pool, Set& set )
+ : base_class( pool, find_thread )
+ , m_Set( set )
+ {}
+
+ Observer( Observer& src )
+ : base_class( src )
+ , m_Set( src.m_Set )
+ {}
+
+ virtual thread * clone()
+ {
+ return new Observer( *this );
+ }
+
+ virtual void test()
+ {
+ Set& set = m_Set;
+ Set_Iter_Del3& fixture = pool().template fixture<Set_Iter_Del3>();
+ std::vector<size_t> const& arr = m_arrData;
+ size_t const nInsThreadCount = s_nInsThreadCount;
+
+ do {
+ for ( size_t key : arr ) {
+ if ( key & 3 ) {
+ for ( size_t k = 0; k < nInsThreadCount; ++k ) {
+ if ( set.contains( key_thread( key, k )))
+ ++m_nFindOddSuccess;
+ else
+ ++m_nFindOddFailed;
+ }
+ }
+ else {
+ // that keys MUST be in the map
+ for ( size_t k = 0; k < nInsThreadCount; ++k ) {
+ if ( set.contains( key_thread( key, k )))
+ ++m_nFindEvenSuccess;
+ else
+ ++m_nFindEvenFailed;
+ }
+ }
+ }
+ } while ( fixture.m_nInsThreadCount.load( atomics::memory_order_acquire ) != 0 );
+ }
+ };
+
+ protected:
+ template <typename Iterator, class Set>
+ void do_test_with( Set& testSet )
+ {
+ typedef Inserter<Set> insert_thread;
+ typedef Deleter<Set, Iterator> delete_thread;
+ typedef Observer<Set> observer_thread;
+
+ m_nInsThreadCount.store( s_nInsThreadCount, atomics::memory_order_release );
+
+ cds_test::thread_pool& pool = get_pool();
+ pool.add( new insert_thread( pool, testSet ), s_nInsThreadCount );
+ pool.add( new delete_thread( pool, testSet ), s_nDelThreadCount ? s_nDelThreadCount : cds::OS::topology::processor_count());
+ if ( s_nFindThreadCount )
+ pool.add( new observer_thread( pool, testSet ), s_nFindThreadCount );
+
+ propout() << std::make_pair( "insert_thread_count", s_nInsThreadCount )
+ << std::make_pair( "delete_thread_count", s_nDelThreadCount )
+ << std::make_pair( "find_thread_count", s_nFindThreadCount )
+ << std::make_pair( "set_size", s_nSetSize )
+ << std::make_pair( "pass_count", s_nInsertPassCount );
+
+ std::chrono::milliseconds duration = pool.run();
+
+ propout() << std::make_pair( "duration", duration );
+
+ size_t nInsertInitFailed = 0;
+ size_t nInsertInitSuccess = 0;
+ size_t nInsertSuccess = 0;
+ size_t nInsertFailed = 0;
+ size_t nDeleteSuccess = 0;
+ size_t nDeleteFailed = 0;
+
+ size_t nFindEvenSuccess = 0;
+ size_t nFindEvenFailed = 0;
+ size_t nFindOddSuccess = 0;
+ size_t nFindOddFailed = 0;
+
+ for ( size_t i = 0; i < pool.size(); ++i ) {
+ cds_test::thread& thr = pool.get( i );
+ switch ( thr.type()) {
+ case inserter_thread:
+ {
+ insert_thread& inserter = static_cast<insert_thread&>(thr);
+ nInsertSuccess += inserter.m_nInsertSuccess;
+ nInsertFailed += inserter.m_nInsertFailed;
+ nInsertInitSuccess += inserter.m_nInsertInitSuccess;
+ nInsertInitFailed += inserter.m_nInsertInitFailed;
+ }
+ break;
+ case deleter_thread:
+ {
+ delete_thread& deleter = static_cast<delete_thread&>(thr);
+ nDeleteSuccess += deleter.m_nDeleteSuccess;
+ nDeleteFailed += deleter.m_nDeleteFailed;
+ }
+ break;
+ case find_thread:
+ {
+ observer_thread& observer = static_cast<observer_thread&>( thr );
+ nFindEvenSuccess = observer.m_nFindEvenSuccess;
+ nFindEvenFailed = observer.m_nFindEvenFailed;
+ nFindOddSuccess = observer.m_nFindOddSuccess;
+ nFindOddFailed = observer.m_nFindOddFailed;
+ }
+ break;
+ default:
+ assert( false );
+ }
+ }
+
+ size_t const nInitialOddKeys = ( s_nSetSize * s_nInsThreadCount ) * 3 / 4;
+
+ EXPECT_EQ( nInsertInitFailed, 0u );
+ EXPECT_EQ( nInsertInitSuccess, s_nSetSize * s_nInsThreadCount );
+ EXPECT_EQ( nFindEvenFailed, 0u );
+ EXPECT_GE( nInsertSuccess + nInitialOddKeys, nDeleteSuccess );
+ EXPECT_LE( nInsertSuccess, nDeleteSuccess );
+
+ propout()
+ << std::make_pair( "insert_init_success", nInsertInitSuccess )
+ << std::make_pair( "insert_init_failed", nInsertInitFailed )
+ << 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_even_success", nFindEvenSuccess )
+ << std::make_pair( "find_even_failed", nFindEvenFailed )
+ << std::make_pair( "find_odd_success", nFindOddSuccess )
+ << std::make_pair( "find_odd_failed", nFindOddFailed );
+ }
+
+ template <typename Iterator, class Set>
+ void do_test_extract_with( Set& testSet )
+ {
+ typedef Inserter<Set> insert_thread;
+ typedef Deleter<Set, Iterator> delete_thread;
+ typedef Extractor< typename Set::gc, Set > extract_thread;
+ typedef Observer<Set> observer_thread;
+
+ m_nInsThreadCount.store( s_nInsThreadCount, atomics::memory_order_release );
+
+ cds_test::thread_pool& pool = get_pool();
+ pool.add( new insert_thread( pool, testSet ), s_nInsThreadCount );
+ if ( s_nDelThreadCount )
+ pool.add( new delete_thread( pool, testSet ), s_nDelThreadCount );
+ if ( s_nExtractThreadCount )
+ pool.add( new extract_thread( pool, testSet ), s_nExtractThreadCount );
+ if ( s_nFindThreadCount )
+ pool.add( new observer_thread( pool, testSet ), s_nFindThreadCount );
+
+ propout() << std::make_pair( "insert_thread_count", s_nInsThreadCount )
+ << std::make_pair( "delete_thread_count", s_nDelThreadCount )
+ << std::make_pair( "extract_thread_count", s_nExtractThreadCount )
+ << std::make_pair( "find_thread_count", s_nFindThreadCount )
+ << std::make_pair( "set_size", s_nSetSize )
+ << std::make_pair( "pass_count", s_nInsertPassCount );
+
+ std::chrono::milliseconds duration = pool.run();
+
+ propout() << std::make_pair( "duration", duration );
+
+ size_t nInsertInitFailed = 0;
+ size_t nInsertInitSuccess = 0;
+ size_t nInsertSuccess = 0;
+ size_t nInsertFailed = 0;
+ size_t nDeleteSuccess = 0;
+ size_t nDeleteFailed = 0;
+ size_t nExtractSuccess = 0;
+ size_t nExtractFailed = 0;
+
+ size_t nFindEvenSuccess = 0;
+ size_t nFindEvenFailed = 0;
+ size_t nFindOddSuccess = 0;
+ size_t nFindOddFailed = 0;
+
+ for ( size_t i = 0; i < pool.size(); ++i ) {
+ cds_test::thread& thr = pool.get( i );
+ switch ( thr.type()) {
+ case inserter_thread:
+ {
+ insert_thread& inserter = static_cast<insert_thread&>( thr );
+ nInsertSuccess += inserter.m_nInsertSuccess;
+ nInsertFailed += inserter.m_nInsertFailed;
+ nInsertInitSuccess += inserter.m_nInsertInitSuccess;
+ nInsertInitFailed += inserter.m_nInsertInitFailed;
+ }
+ break;
+ case deleter_thread:
+ {
+ delete_thread& deleter = static_cast<delete_thread&>(thr);
+ nDeleteSuccess += deleter.m_nDeleteSuccess;
+ nDeleteFailed += deleter.m_nDeleteFailed;
+ }
+ break;
+ case extractor_thread:
+ {
+ extract_thread& extractor = static_cast<extract_thread&>(thr);
+ nExtractSuccess += extractor.m_nExtractSuccess;
+ nExtractFailed += extractor.m_nExtractFailed;
+ }
+ break;
+ case find_thread:
+ {
+ observer_thread& observer = static_cast<observer_thread&>( thr );
+ nFindEvenSuccess = observer.m_nFindEvenSuccess;
+ nFindEvenFailed = observer.m_nFindEvenFailed;
+ nFindOddSuccess = observer.m_nFindOddSuccess;
+ nFindOddFailed = observer.m_nFindOddFailed;
+ }
+ break;
+ default:
+ assert( false );
+ }
+ }
+
+ size_t const nInitialOddKeys = ( s_nSetSize * s_nInsThreadCount ) * 3 / 4;
+
+ EXPECT_EQ( nInsertInitFailed, 0u );
+ EXPECT_EQ( nInsertInitSuccess, s_nSetSize * s_nInsThreadCount );
+ EXPECT_EQ( nFindEvenFailed, 0u );
+ EXPECT_GE( nInsertSuccess + nInitialOddKeys, nDeleteSuccess + nExtractSuccess );
+ EXPECT_LE( nInsertSuccess, nDeleteSuccess + nExtractSuccess );
+
+ propout()
+ << std::make_pair( "insert_init_success", nInsertInitSuccess )
+ << std::make_pair( "insert_init_failed", nInsertInitFailed )
+ << 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( "extract_success", nExtractSuccess )
+ << std::make_pair( "extract_failed", nExtractFailed )
+ << std::make_pair( "find_even_success", nFindEvenSuccess )
+ << std::make_pair( "find_even_failed", nFindEvenFailed )
+ << std::make_pair( "find_odd_success", nFindOddSuccess )
+ << std::make_pair( "find_odd_failed", nFindOddFailed );
+ }
+
+ template <typename Set>
+ void analyze( Set& testSet )
+ {
+ // All even keys must be in the set
+ {
+ for ( size_t n = 0; n < s_nSetSize; n +=4 ) {
+ for ( size_t i = 0; i < s_nInsThreadCount; ++i ) {
+ EXPECT_TRUE( testSet.contains( key_type( n, i ))) << "key=" << n << "/" << i;
+ }
+ }
+ }
+
+ check_before_clear( testSet );
+
+ testSet.clear();
+ EXPECT_TRUE( testSet.empty()) << "set.size=" << testSet.size();
+
+ additional_check( testSet );
+ print_stat( propout(), testSet );
+ additional_cleanup( testSet );
+ }
+
+ template <class Set, typename Iterator=typename Set::iterator>
+ void run_test()
+ {
+ static_assert( !Set::c_bExtractSupported, "Set class must not support extract() method" );
+
+ Set testSet( *this );
+ do_test_with<Iterator>( testSet );
+ analyze( testSet );
+ }
+
+ template <class Set, typename Iterator=typename Set::iterator>
+ void run_test_extract()
+ {
+ static_assert( Set::c_bExtractSupported, "Set class must support extract() method" );
+
+ Set testSet( *this );
+ do_test_extract_with<Iterator>( testSet );
+ analyze( testSet );
+ }
+
+ template <class Set>
+ void run_feldman();
+ };
+
+ class Set_Iter_Del3_reverse: public Set_Iter_Del3
+ {
+ public:
+ template <class Set>
+ void run_feldman();
+ };
+
+
+ class Set_Iter_Del3_LF: public Set_Iter_Del3
+ , public ::testing::WithParamInterface<size_t>
+ {
+ public:
+ template <class Set>
+ void run_test()
+ {
+ s_nLoadFactor = GetParam();
+ propout() << std::make_pair( "load_factor", s_nLoadFactor );
+ Set_Iter_Del3::run_test<Set>();
+ }
+
+ template <class Set>
+ void run_test_extract()
+ {
+ s_nLoadFactor = GetParam();
+ propout() << std::make_pair( "load_factor", s_nLoadFactor );
+ Set_Iter_Del3::run_test_extract<Set>();
+ }
+
+ static std::vector<size_t> get_load_factors();
+ };
+
+} // namespace set