public static void run()
{
L2List list = (L2List)db.Root;
for (int i = 0; i < nIterations; i++)
{
long sum = 0, n = 0;
list.SharedLock();
L2Elem head = list.head;
L2Elem elem = head;
do
{
elem.Load();
sum += elem.count;
n += 1;
} while ((elem = elem.next) != head);
Tests.Assert(n == nElements && sum == (long)nElements * (nElements - 1) / 2);
list.Unlock();
list.ExclusiveLock();
L2Elem last = list.head.prev;
last.unlink();
last.linkAfter(list.head);
list.Unlock();
}
}
public void Run(TestConfig config)
{
int count = config.Count;
var res = new TestConcurResult();
config.Result = res;
TestConcur.nElements = count;
var start = DateTime.Now;
db = config.GetDatabase();
L2List list = (L2List)db.Root;
Tests.Assert(list == null);
list = new L2List();
list.head = new L2Elem();
list.head.next = list.head.prev = list.head;
db.Root = list;
for (int i = 1; i < nElements; i++)
{
L2Elem elem = new L2Elem();
elem.count = i;
elem.linkAfter(list.head);
}
res.InsertTime = DateTime.Now - start;
start = DateTime.Now;
Thread[] threads = new Thread[nThreads];
for (int i = 0; i < nThreads; i++)
{
threads[i] = new Thread(new ThreadStart(run));
threads[i].Start();
}
for (int i = 0; i < nThreads; i++)
{
threads[i].Join();
}
db.Close();
res.AccessTime = DateTime.Now - start;
}
internal L2ListEnumerator(L2List <T> list)
{
this.list = list;
Reset();
}