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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"
// Multi-threaded queue test for pop operation
namespace {
static size_t s_nThreadCount = 8;
static size_t s_nQueueSize = 20000000 ; // no more than 20 million records
struct SimpleValue {
size_t nNo;
SimpleValue(): nNo(0) {}
SimpleValue( size_t n ): nNo(n) {}
size_t getNo() const { return nNo; }
};
class queue_pop: public cds_test::stress_fixture
{
protected:
struct value_type
{
size_t nNo;
value_type()
: nNo( 0 )
{}
value_type( size_t n )
: nNo( n )
{}
};
template <class Queue>
class Consumer: public cds_test::thread
{
typedef cds_test::thread base_class;
public:
Consumer( cds_test::thread_pool& pool, Queue& queue )
: base_class( pool )
, m_Queue( queue )
, m_arr( new uint8_t[ s_nQueueSize ])
, m_nPopCount( 0 )
{}
Consumer( Consumer& src )
: base_class( src )
, m_Queue( src.m_Queue )
, m_arr( new uint8_t[ s_nQueueSize ])
, m_nPopCount( 0 )
{}
virtual thread * clone()
{
return new Consumer( *this );
}
virtual void test()
{
memset( m_arr.get(), 0, sizeof( m_arr[0] ) * s_nQueueSize );
typedef typename Queue::value_type value_type;
value_type value;
size_t nPopCount = 0;
while ( m_Queue.pop( value )) {
++m_arr[ value.nNo ];
++nPopCount;
}
m_nPopCount = nPopCount;
}
public:
Queue& m_Queue;
std::unique_ptr< uint8_t[] > m_arr;
size_t m_nPopCount;
};
public:
static void SetUpTestCase()
{
cds_test::config const& cfg = get_config( "queue_pop" );
s_nThreadCount = cfg.get_size_t( "ThreadCount", s_nThreadCount );
s_nQueueSize = cfg.get_size_t( "QueueSize", s_nQueueSize );
if ( s_nThreadCount == 0 )
s_nThreadCount = 1;
if ( s_nQueueSize == 0 )
s_nQueueSize = 1000;
}
//static void TearDownTestCase();
protected:
template <class Queue>
void analyze( Queue& q )
{
cds_test::thread_pool& pool = get_pool();
std::unique_ptr< uint8_t[] > arr( new uint8_t[s_nQueueSize] );
memset(arr.get(), 0, sizeof(arr[0]) * s_nQueueSize );
size_t nTotalPops = 0;
for ( size_t i = 0; i < pool.size(); ++i ) {
Consumer<Queue>& thread = static_cast<Consumer<Queue>&>(pool.get( i ));
for ( size_t j = 0; j < s_nQueueSize; ++j )
arr[j] += thread.m_arr[j];
nTotalPops += thread.m_nPopCount;
}
EXPECT_EQ( nTotalPops, s_nQueueSize );
EXPECT_TRUE( q.empty());
for ( size_t i = 0; i < s_nQueueSize; ++i ) {
EXPECT_EQ( arr[i], 1 ) << "i=" << i;
}
}
template <class Queue>
void test( Queue& q )
{
cds_test::thread_pool& pool = get_pool();
pool.add( new Consumer<Queue>( pool, q ), s_nThreadCount );
for ( size_t i = 0; i < s_nQueueSize; ++i )
q.push( i );
propout() << std::make_pair( "thread_count", s_nThreadCount )
<< std::make_pair( "push_count", s_nQueueSize );
std::chrono::milliseconds duration = pool.run();
propout() << std::make_pair( "duration", duration );
analyze( q );
propout() << q.statistics();
}
};
CDSSTRESS_MSQueue( queue_pop )
CDSSTRESS_MoirQueue( queue_pop )
CDSSTRESS_BasketQueue( queue_pop )
CDSSTRESS_OptimsticQueue( queue_pop )
CDSSTRESS_FCQueue( queue_pop )
CDSSTRESS_FCDeque( queue_pop )
CDSSTRESS_RWQueue( queue_pop )
CDSSTRESS_StdQueue( queue_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( queue_pop )
#undef CDSSTRESS_Queue_F
// ********************************************************************
// SegmentedQueue test
class segmented_queue_pop
: public queue_pop
, public ::testing::WithParamInterface< size_t >
{
typedef queue_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( q );
}
public:
static std::vector< size_t > get_test_parameters()
{
cds_test::config const& cfg = cds_test::stress_fixture::get_config( "queue_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_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_pop,
::testing::ValuesIn( segmented_queue_pop::get_test_parameters()), get_test_parameter_name );
#else
INSTANTIATE_TEST_CASE_P( SQ,
segmented_queue_pop,
::testing::ValuesIn( segmented_queue_pop::get_test_parameters()));
#endif
} // namespace
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