rebase onto develop-2.0

test/monitor/gtest_spinlock.cpp

@@ -0,0 +1,49 @@
+#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;
+}