public void CanCreateNamedSemaphore()
{
using (var semaphore = NamedSemaphore.OpenOrCreate("Named_semaphore", 2, 3))
{
semaphore.Should().NotBeNull();
using (var semaphore2 = NamedSemaphore.OpenOrCreate("Named_semaphore", 2, 3))
{
semaphore2.Should().NotBeNull();
}
}
}
public void CanUseNamedSemaphores()
{
var list = new List <int>();
const string SemaphoreName = "Named semaphore";
var thread1 = new Thread(
() =>
{
Thread.Sleep(100);
using (var semaphore = NamedSemaphore.OpenOrCreate(SemaphoreName, 1, 1))
{
semaphore.WaitOne();
list.Add(2);
semaphore.Release();
}
});
var thread2 = new Thread(
() =>
{
using (var semaphore = NamedSemaphore.OpenOrCreate(SemaphoreName, 1, 1))
{
semaphore.WaitOne();
list.Add(1);
Thread.Sleep(1000);
semaphore.Release();
Thread.Sleep(10);
semaphore.WaitOne();
list.Add(3);
semaphore.Release();
}
});
thread1.Start();
thread2.Start();
thread1.Join();
thread2.Join();
list.Count.Should().Be(3);
list[0].Should().Be(1);
list[1].Should().Be(2);
list[2].Should().Be(3);
}
