public void CancelSTPWorkItems()
{
// I don't use lock on the counter, since any number above 0 is a failure.
// In the worst case counter will be equal to 1 which is still not 0.
int counter = 0;
STP stp = new STP();
for (int i = 0; i < 10; i++)
{
stp.QueueWorkItem(
state => { Thread.Sleep(500); ++counter; return(null); }
);
}
Thread.Sleep(100);
stp.Cancel(true);
Assert.AreEqual(counter, 0);
stp.Shutdown();
}