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add more cases for performance testing

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This commit is contained in:
zhangyi 2018-11-27 12:24:56 +08:00
parent 1cf277e9e1
commit f0cbfbff7c
1 changed files with 39 additions and 19 deletions
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34
test/test_circ_elem_array.cpp
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@ -5,6 +5,7 @@
#include <new>
#include <vector>
#include <unordered_map>
#include <functional>
#include "circ_elem_array.h"
#include "test.h"
@ -19,7 +20,7 @@ private slots:
void test_inst(void);
void test_prod_cons_1v1(void);
void test_prod_cons_1v3(void);
void test_prod_cons_1v8(void);
void test_prod_cons_performance(void);
} unit__;
#include "test_circ_elem_array.moc"
@ -46,7 +47,7 @@ void Unit::test_inst(void) {
static_cast<std::size_t>(cq_t::elem_size));
}
template <int N, int M, int Loops = 1000000>
template <int N, int M, bool Confirmation = true, int Loops = 1000000>
void test_prod_cons(void) {
::new (cq__) cq_t;
std::thread producers[N];
@ -60,6 +61,10 @@ void test_prod_cons(void) {
};
std::unordered_map<int, std::vector<int>> list[std::extent<decltype(consumers)>::value];
auto push_data = Confirmation ? [](std::vector<int>& l, int dat) {
l.push_back(dat);
} : [](std::vector<int>&, int) {};
int cid = 0;
for (auto& t : consumers) {
t = std::thread{[&, cid] {
@ -76,15 +81,16 @@ void test_prod_cons(void) {
cq__->put(pmsg);
if (msg.pid_ < 0) goto finished;
++cur;
list[cid][msg.pid_].push_back(msg.dat_);
push_data(list[cid][msg.pid_], msg.dat_);
}
std::this_thread::yield();
} while(1);
finished:
if (++fini == std::extent<decltype(consumers)>::value) {
if (++fini != std::extent<decltype(consumers)>::value) return;
auto ts = sw.elapsed<std::chrono::microseconds>();
std::cout << "[" << N << ":" << M << ", " << Loops << "]" << std::endl
<< "performance: " << (double(ts) / double(Loops * N)) << " us/d" << std::endl;
if (!Confirmation) return;
std::cout << "confirming..." << std::endl;
for (auto& cons_vec : list) {
for (int n = 0; n < static_cast<int>(std::extent<decltype(producers)>::value); ++n) {
@ -97,7 +103,6 @@ void test_prod_cons(void) {
}
}
}
}
}};
++cid;
}
@ -140,8 +145,23 @@ void Unit::test_prod_cons_1v3(void) {
test_prod_cons<1, 3>();
}
void Unit::test_prod_cons_1v8(void) {
test_prod_cons<1, 8>();
template <int B, int E>
struct test_performance {
static void start(void) {
test_prod_cons<1, B, false>();
test_performance<B + 1, E>::start();
}
};
template <int E>
struct test_performance<E, E> {
static void start(void) {
test_prod_cons<1, E, false>();
}
};
void Unit::test_prod_cons_performance(void) {
test_performance<1, 10>::start();
}
} // internal-linkage