--- /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_find_string: public cds_test::stress_fixture
+ {
+ public:
+ static size_t s_nThreadCount; // thread count
+ static size_t s_nMapSize; // map size (count of searching item)
+ static size_t s_nPercentExists; // percent of existing keys in searching sequence
+ static size_t s_nPassCount;
+ static size_t s_nMaxLoadFactor; // maximum load factor
+
+ 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
+
+ typedef std::string key_type;
+ struct value_type {
+ std::string const* pKey;
+ bool bExists ; // true - key in map, false - key not in map
+ };
+
+ typedef std::vector<value_type> value_vector;
+ static std::vector<std::string> s_arrString;
+ static value_vector s_Data;
+
+ static void SetUpTestCase();
+ static void TearDownTestCase();
+
+ static void setup_test_case();
+ static std::vector<size_t> get_load_factors();
+
+ private:
+ template <typename Iterator, typename Map>
+ static bool check_result( Iterator const& it, Map const& map )
+ {
+ return it != map.end();
+ }
+ template <typename Map>
+ static bool check_result( bool b, Map const& )
+ {
+ return b;
+ }
+
+ template <class Map>
+ class Worker: public cds_test::thread
+ {
+ typedef cds_test::thread base_class;
+ Map& m_Map;
+
+ public:
+ struct Stat {
+ size_t nSuccess = 0;
+ size_t nFailed = 0;
+ };
+
+ Stat m_KeyExists;
+ Stat m_KeyNotExists;
+
+ public:
+ Worker( cds_test::thread_pool& pool, Map& map )
+ : base_class( pool )
+ , m_Map( map )
+ , m_KeyExists()
+ , m_KeyNotExists()
+ {}
+
+ Worker( Worker& src )
+ : base_class( src )
+ , m_Map( src.m_Map )
+ , m_KeyExists()
+ , m_KeyNotExists()
+ {}
+
+ virtual thread * clone()
+ {
+ return new Worker( *this );
+ }
+ virtual void test()
+ {
+ size_t const nPassCount = s_nPassCount;
+
+ Map& rMap = m_Map;
+ for ( size_t nPass = 0; nPass < nPassCount; ++nPass ) {
+ if ( id() & 1 ) {
+ auto itEnd = s_Data.cend();
+ for ( auto it = s_Data.cbegin(); it != itEnd; ++it ) {
+ auto bFound = rMap.contains( *(it->pKey));
+ if ( it->bExists ) {
+ if ( check_result(bFound, rMap))
+ ++m_KeyExists.nSuccess;
+ else
+ ++m_KeyExists.nFailed;
+ }
+ else {
+ if ( check_result(bFound, rMap))
+ ++m_KeyNotExists.nFailed;
+ else
+ ++m_KeyNotExists.nSuccess;
+ }
+ }
+ }
+ else {
+ auto itEnd = s_Data.crend();
+ for ( auto it = s_Data.crbegin(); it != itEnd; ++it ) {
+ auto bFound = rMap.contains( *(it->pKey));
+ if ( it->bExists ) {
+ if ( check_result(bFound, rMap))
+ ++m_KeyExists.nSuccess;
+ else
+ ++m_KeyExists.nFailed;
+ }
+ else {
+ if ( check_result( bFound, rMap ))
+ ++m_KeyNotExists.nFailed;
+ else
+ ++m_KeyNotExists.nSuccess;
+ }
+ }
+ }
+ }
+ }
+ };
+
+ protected:
+ template <typename Hash>
+ static void fill_string_array();
+
+ template <class Map>
+ void test( Map& testMap )
+ {
+ typedef Worker<Map> worker;
+
+ // Fill the map
+ for ( size_t i = 0; i < s_Data.size(); ++i ) {
+ // All keys in arrData are unique, insert() must be successful
+ if ( s_Data[i].bExists ) {
+ EXPECT_TRUE( check_result( testMap.insert( *(s_Data[i].pKey), s_Data[i] ), testMap ));
+ }
+ }
+
+ propout() << std::make_pair( "thread_count", s_nThreadCount )
+ << std::make_pair( "map_size", s_nMapSize )
+ << std::make_pair( "percent_exist", s_nPercentExists )
+ << std::make_pair( "pass_count", s_nPassCount );
+
+ cds_test::thread_pool& pool = get_pool();
+ pool.add( new worker( pool, testMap ), s_nThreadCount );
+
+ std::chrono::milliseconds duration = pool.run();
+
+ propout() << std::make_pair( "duration", duration );
+
+ size_t nExistSuccess = 0;
+ size_t nExistFailed = 0;
+ size_t nMissingSuccess = 0;
+ size_t nMissingFailed = 0;
+
+ // Postcondition: the number of success searching == the number of map item
+ for ( size_t i = 0; i < pool.size(); ++i ) {
+ worker& w = static_cast<worker&>(pool.get( i ));
+ nExistSuccess += w.m_KeyExists.nSuccess;
+ nExistFailed += w.m_KeyExists.nFailed;
+ nMissingSuccess += w.m_KeyNotExists.nSuccess;
+ nMissingFailed += w.m_KeyNotExists.nFailed;
+
+ EXPECT_EQ( w.m_KeyExists.nSuccess, s_nMapSize * s_nPassCount ) << "thread " << i;
+ EXPECT_EQ( w.m_KeyExists.nFailed, 0u ) << "thread " << i;
+ EXPECT_EQ( w.m_KeyNotExists.nSuccess, (s_Data.size() - s_nMapSize) * s_nPassCount ) << "thread " << i;
+ EXPECT_EQ( w.m_KeyNotExists.nFailed, 0u ) << "thread " << i;
+ }
+
+ propout()
+ << std::make_pair( "exist_found", nExistSuccess )
+ << std::make_pair( "exist_not_found", nExistFailed ) // must = 0
+ << std::make_pair( "missing_not_found", nMissingSuccess )
+ << std::make_pair( "missing_found", nMissingFailed ); // must = 0
+
+ check_before_cleanup( testMap );
+
+ testMap.clear();
+ additional_check( testMap );
+ print_stat( propout(), testMap );
+ additional_cleanup( testMap );
+ }
+
+ template <class Map>
+ void run_test()
+ {
+ ASSERT_GT( s_Data.size(), 0u );
+
+ Map testMap( *this );
+ test( testMap );
+ }
+ };
+
+ class Map_find_string_stdhash: public Map_find_string
+ {
+ public:
+ static void SetUpTestCase();
+
+ template <class Map>
+ void run_test()
+ {
+ Map_find_string::run_test<Map>();
+ }
+ };
+
+#if CDS_BUILD_BITS == 64
+ class Map_find_string_city32: public Map_find_string
+ {
+ public:
+ static void SetUpTestCase();
+
+ template <class Map>
+ void run_test()
+ {
+ Map_find_string::run_test<Map>();
+ }
+ };
+
+ class Map_find_string_city64: public Map_find_string
+ {
+ public:
+ static void SetUpTestCase();
+
+ template <class Map>
+ void run_test()
+ {
+ Map_find_string::run_test<Map>();
+ }
+ };
+
+ class Map_find_string_city128: public Map_find_string
+ {
+ public:
+ static void SetUpTestCase();
+
+ template <class Map>
+ void run_test()
+ {
+ Map_find_string::run_test<Map>();
+ }
+ };
+
+#endif // #if CDS_BUILD_BITS == 64
+
+ class Map_find_string_LF: public Map_find_string
+ , public ::testing::WithParamInterface<size_t>
+ {
+ public:
+ template <class Map>
+ void run_test()
+ {
+ s_nLoadFactor = GetParam();
+ propout() << std::make_pair( "load_factor", s_nLoadFactor );
+ Map_find_string::run_test<Map>();
+ }
+ };
+
+} // namespace map
projects / c11concurrency-benchmarks.git / blobdiff