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stellar-stellar/test/monitor/gtest_spinlock.cpp
2024-11-07 18:30:58 +08:00

49 lines
1.0 KiB
C++

#include <unistd.h>
#include <pthread.h>
#include <getopt.h>
#include <gtest/gtest.h>
#include "monitor/monitor_private.h"
static volatile long sum = 0;
static volatile long barrier = 1;
#define CALC_NUM 10000000
static void *calc_thread(void *arg)
{
stm_spinlock *lock = (stm_spinlock *)arg;
(void)lock;
while (barrier)
;
for (int i = 0; i < CALC_NUM; i++)
{
stm_spinlock_lock(lock);
sum++;
stm_spinlock_unlock(lock);
}
return NULL;
}
TEST(MONITOR_SPINLOCK, base)
{
pthread_t pid;
stm_spinlock *lock = stm_spinlock_new();
pthread_create(&pid, NULL, calc_thread, (void *)lock);
usleep(5000);
barrier = 0;
for (int i = 0; i < CALC_NUM; i++)
{
stm_spinlock_lock(lock);
sum++;
stm_spinlock_unlock(lock);
}
pthread_join(pid, NULL);
stm_spinlock_free(lock);
EXPECT_EQ(sum, CALC_NUM * 2);
}
int main(int argc, char **argv)
{
testing::InitGoogleTest(&argc, argv);
int ret = RUN_ALL_TESTS();
return ret;
}