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firebird-mirror/extern/libcds/test/stress/queue/push_pop.cpp

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// Copyright (c) 2006-2018 Maxim Khizhinsky
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE or copy at http://www.boost.org/LICENSE_1_0.txt)
#include "queue_type.h"
#include <vector>
#include <algorithm>
#include <type_traits>
// Multi-threaded queue push/pop test
namespace {
static size_t s_nConsumerThreadCount = 4;
static size_t s_nProducerThreadCount = 4;
static size_t s_nQueueSize = 4000000;
static size_t s_nHeavyValueSize = 100;
static std::atomic<size_t> s_nProducerDone( 0 );
struct old_value
{
size_t nNo;
size_t nWriterNo;
};
template<class Value = old_value>
class queue_push_pop: public cds_test::stress_fixture
{
protected:
using value_type = Value;
enum {
producer_thread,
consumer_thread
};
template <class Queue>
class Producer: public cds_test::thread
{
typedef cds_test::thread base_class;
public:
Producer( cds_test::thread_pool& pool, Queue& queue, size_t nPushCount )
: base_class( pool, producer_thread )
, m_Queue( queue )
, m_nPushFailed( 0 )
, m_nPushCount( nPushCount )
{}
Producer( Producer& src )
: base_class( src )
, m_Queue( src.m_Queue )
, m_nPushFailed( 0 )
, m_nPushCount( src.m_nPushCount )
{}
virtual thread * clone()
{
return new Producer( *this );
}
virtual void test()
{
size_t const nPushCount = m_nPushCount;
value_type v;
v.nWriterNo = id();
v.nNo = 0;
m_nPushFailed = 0;
while ( v.nNo < nPushCount ) {
if ( m_Queue.push( v ))
++v.nNo;
else
++m_nPushFailed;
}
s_nProducerDone.fetch_add( 1 );
}
public:
Queue& m_Queue;
size_t m_nPushFailed;
size_t const m_nPushCount;
};
template <class Queue>
class Consumer: public cds_test::thread
{
typedef cds_test::thread base_class;
public:
Queue& m_Queue;
size_t const m_nPushPerProducer;
size_t m_nPopEmpty;
size_t m_nPopped;
size_t m_nBadWriter;
typedef std::vector<size_t> popped_data;
typedef std::vector<size_t>::iterator data_iterator;
typedef std::vector<size_t>::const_iterator const_data_iterator;
std::vector<popped_data> m_WriterData;
private:
void initPoppedData()
{
const size_t nProducerCount = s_nProducerThreadCount;
m_WriterData.resize( nProducerCount );
for ( size_t i = 0; i < nProducerCount; ++i )
m_WriterData[i].reserve( m_nPushPerProducer );
}
public:
Consumer( cds_test::thread_pool& pool, Queue& queue, size_t nPushPerProducer )
: base_class( pool, consumer_thread )
, m_Queue( queue )
, m_nPushPerProducer( nPushPerProducer )
, m_nPopEmpty( 0 )
, m_nPopped( 0 )
, m_nBadWriter( 0 )
{
initPoppedData();
}
Consumer( Consumer& src )
: base_class( src )
, m_Queue( src.m_Queue )
, m_nPushPerProducer( src.m_nPushPerProducer )
, m_nPopEmpty( 0 )
, m_nPopped( 0 )
, m_nBadWriter( 0 )
{
initPoppedData();
}
virtual thread * clone()
{
return new Consumer( *this );
}
virtual void test()
{
m_nPopEmpty = 0;
m_nPopped = 0;
m_nBadWriter = 0;
const size_t nTotalWriters = s_nProducerThreadCount;
value_type v;
while ( true ) {
if ( m_Queue.pop( v )) {
++m_nPopped;
if ( v.nWriterNo < nTotalWriters )
m_WriterData[ v.nWriterNo ].push_back( v.nNo );
else
++m_nBadWriter;
}
else {
++m_nPopEmpty;
if ( s_nProducerDone.load() >= nTotalWriters ) {
if ( m_Queue.empty())
break;
}
}
}
}
};
protected:
size_t m_nThreadPushCount;
protected:
template <class Queue>
void analyze( Queue& q, size_t /*nLeftOffset*/ = 0, size_t nRightOffset = 0 )
{
cds_test::thread_pool& pool = get_pool();
typedef Consumer<Queue> consumer_type;
typedef Producer<Queue> producer_type;
size_t nPostTestPops = 0;
{
value_type v;
while ( q.pop( v ))
++nPostTestPops;
}
size_t nTotalPops = 0;
size_t nPopFalse = 0;
size_t nPoppedItems = 0;
size_t nPushFailed = 0;
std::vector< consumer_type * > arrConsumer;
for ( size_t i = 0; i < pool.size(); ++i ) {
cds_test::thread& thr = pool.get(i);
if ( thr.type() == consumer_thread ) {
consumer_type& consumer = static_cast<consumer_type&>( thr );
nTotalPops += consumer.m_nPopped;
nPopFalse += consumer.m_nPopEmpty;
arrConsumer.push_back( &consumer );
EXPECT_EQ( consumer.m_nBadWriter, 0u ) << "consumer_thread_no " << i;
size_t nPopped = 0;
for ( size_t n = 0; n < s_nProducerThreadCount; ++n )
nPopped += consumer.m_WriterData[n].size();
nPoppedItems += nPopped;
}
else {
assert( thr.type() == producer_thread );
producer_type& producer = static_cast<producer_type&>( thr );
nPushFailed += producer.m_nPushFailed;
EXPECT_EQ( producer.m_nPushFailed, 0u ) << "producer_thread_no " << i;
}
}
EXPECT_EQ( nTotalPops, nPoppedItems );
EXPECT_EQ( nTotalPops + nPostTestPops, s_nQueueSize ) << "nTotalPops=" << nTotalPops << ", nPostTestPops=" << nPostTestPops;
EXPECT_TRUE( q.empty());
// Test consistency of popped sequence
for ( size_t nWriter = 0; nWriter < s_nProducerThreadCount; ++nWriter ) {
std::vector<size_t> arrData;
arrData.reserve( m_nThreadPushCount );
for ( size_t nReader = 0; nReader < arrConsumer.size(); ++nReader ) {
auto it = arrConsumer[nReader]->m_WriterData[nWriter].begin();
auto itEnd = arrConsumer[nReader]->m_WriterData[nWriter].end();
if ( it != itEnd ) {
auto itPrev = it;
for ( ++it; it != itEnd; ++it ) {
EXPECT_LT( *itPrev, *it + nRightOffset ) << "consumer=" << nReader << ", producer=" << nWriter;
itPrev = it;
}
}
for ( it = arrConsumer[nReader]->m_WriterData[nWriter].begin(); it != itEnd; ++it )
arrData.push_back( *it );
}
std::sort( arrData.begin(), arrData.end());
for ( size_t i=1; i < arrData.size(); ++i ) {
EXPECT_EQ( arrData[i - 1] + 1, arrData[i] ) << "producer=" << nWriter;
}
EXPECT_EQ( arrData[0], 0u ) << "producer=" << nWriter;
EXPECT_EQ( arrData[arrData.size() - 1], m_nThreadPushCount - 1 ) << "producer=" << nWriter;
}
}
template <class Queue>
void test_queue( Queue& q )
{
m_nThreadPushCount = s_nQueueSize / s_nProducerThreadCount;
cds_test::thread_pool& pool = get_pool();
pool.add( new Producer<Queue>( pool, q, m_nThreadPushCount ), s_nProducerThreadCount );
pool.add( new Consumer<Queue>( pool, q, m_nThreadPushCount ), s_nConsumerThreadCount );
s_nProducerDone.store( 0 );
s_nQueueSize = m_nThreadPushCount * s_nProducerThreadCount;
propout() << std::make_pair( "producer_count", s_nProducerThreadCount )
<< std::make_pair( "consumer_count", s_nConsumerThreadCount )
<< std::make_pair( "push_count", s_nQueueSize );
std::chrono::milliseconds duration = pool.run();
propout() << std::make_pair( "duration", duration );
}
template <class Queue>
void test( Queue& q )
{
test_queue( q );
analyze( q );
propout() << q.statistics();
}
private:
static void set_array_size( size_t size ) {
const bool tmp = fc_test::has_set_array_size<value_type>::value;
set_array_size(size, std::integral_constant<bool, tmp>());
}
static void set_array_size(size_t size, std::true_type){
value_type::set_array_size(size);
}
static void set_array_size(size_t, std::false_type)
{
}
public:
static void SetUpTestCase()
{
cds_test::config const& cfg = get_config( "queue_push_pop" );
s_nConsumerThreadCount = cfg.get_size_t( "ConsumerCount", s_nConsumerThreadCount );
s_nProducerThreadCount = cfg.get_size_t( "ProducerCount", s_nProducerThreadCount );
s_nQueueSize = cfg.get_size_t( "QueueSize", s_nQueueSize );
s_nHeavyValueSize = cfg.get_size_t( "HeavyValueSize", s_nHeavyValueSize );
if ( s_nConsumerThreadCount == 0u )
s_nConsumerThreadCount = 1;
if ( s_nProducerThreadCount == 0u )
s_nProducerThreadCount = 1;
if ( s_nQueueSize == 0u )
s_nQueueSize = 1000;
if ( s_nHeavyValueSize == 0 )
s_nHeavyValueSize = 1;
set_array_size( s_nHeavyValueSize );
}
//static void TearDownTestCase();
};
using fc_with_heavy_value = queue_push_pop< fc_test::heavy_value<36000> >;
using simple_queue_push_pop = queue_push_pop<>;
CDSSTRESS_MSQueue( simple_queue_push_pop )
CDSSTRESS_MoirQueue( simple_queue_push_pop )
CDSSTRESS_BasketQueue( simple_queue_push_pop )
CDSSTRESS_OptimsticQueue( simple_queue_push_pop )
CDSSTRESS_FCQueue( simple_queue_push_pop )
CDSSTRESS_FCDeque( simple_queue_push_pop )
CDSSTRESS_FCDeque_HeavyValue( fc_with_heavy_value )
CDSSTRESS_RWQueue( simple_queue_push_pop )
CDSSTRESS_StdQueue( simple_queue_push_pop )
#undef CDSSTRESS_Queue_F
#define CDSSTRESS_Queue_F( test_fixture, type_name ) \
TEST_F( test_fixture, type_name ) \
{ \
typedef queue::Types< value_type >::type_name queue_type; \
queue_type queue( s_nQueueSize ); \
test( queue ); \
}
CDSSTRESS_VyukovQueue( simple_queue_push_pop )
#undef CDSSTRESS_Queue_F
// ********************************************************************
// SegmentedQueue test
class segmented_queue_push_pop
: public queue_push_pop<>
, public ::testing::WithParamInterface< size_t >
{
typedef queue_push_pop<> base_class;
protected:
template <typename Queue>
void test()
{
size_t quasi_factor = GetParam();
Queue q( quasi_factor );
propout() << std::make_pair( "quasi_factor", quasi_factor );
base_class::test_queue( q );
analyze( q, quasi_factor * 2, quasi_factor );
propout() << q.statistics();
}
public:
static std::vector< size_t > get_test_parameters()
{
cds_test::config const& cfg = cds_test::stress_fixture::get_config( "queue_push_pop" );
bool bIterative = cfg.get_bool( "SegmentedQueue_Iterate", false );
size_t quasi_factor = cfg.get_size_t( "SegmentedQueue_SegmentSize", 256 );
std::vector<size_t> args;
if ( bIterative && quasi_factor > 4 ) {
for ( size_t qf = 4; qf <= quasi_factor; qf *= 2 )
args.push_back( qf );
} else {
if ( quasi_factor > 2 )
args.push_back( quasi_factor );
else
args.push_back( 2 );
}
return args;
}
};
#define CDSSTRESS_Queue_F( test_fixture, type_name ) \
TEST_P( test_fixture, type_name ) \
{ \
typedef typename queue::Types<value_type>::type_name queue_type; \
test< queue_type >(); \
}
CDSSTRESS_SegmentedQueue( segmented_queue_push_pop )
#ifdef CDSTEST_GTEST_INSTANTIATE_TEST_CASE_P_HAS_4TH_ARG
static std::string get_test_parameter_name( testing::TestParamInfo<size_t> const& p )
{
return std::to_string( p.param );
}
INSTANTIATE_TEST_CASE_P( SQ,
segmented_queue_push_pop,
::testing::ValuesIn( segmented_queue_push_pop::get_test_parameters()), get_test_parameter_name );
#else
INSTANTIATE_TEST_CASE_P( SQ,
segmented_queue_push_pop,
::testing::ValuesIn( segmented_queue_push_pop::get_test_parameters()));
#endif
} // namespace