public void Test_SingleEntranceTimer_OnlyOneRunningInstance()
{
int parallism = 3;
DataBag db = new DataBag();
Action action = db.RunUntilCancelled;
SingleEntranceTimer timer = new SingleEntranceTimer(action, TimeSpan.FromMilliseconds(2));
Assert.IsFalse(timer.Started);
List <Task> tasks = Enumerable.Range(0, parallism).Select(i => timer.ForceFire()).ToList();
SpinWait spinWait = new SpinWait();
while (timer.NumFired < parallism || db.NumRun == 0)
{
spinWait.SpinOnce();
}
db.Cancelled = true;
Task.WhenAll(tasks).Wait();
Assert.AreEqual(1, db.NumRun);
Assert.AreEqual(1, timer.NumExecuted);
Assert.AreEqual(parallism, timer.NumFired);
timer.Dispose();
}
public void Test_SingleEntranceTimer_MaxRunTimeLimitation()
{
int parallism = 10;
int runLimit = 3;
DataBag db = new DataBag();
Action action = db.RunIfNotCancelled;
SingleEntranceTimer timer = new SingleEntranceTimer(action, TimeSpan.FromMilliseconds(2), maxExecutionLimit: runLimit);
Assert.IsFalse(timer.Started);
for (int i = 0; i < parallism; i++)
{
timer.ForceFire().Wait();
}
db.Cancelled = true;
Assert.AreEqual(runLimit, db.NumRun);
Assert.AreEqual(runLimit, timer.NumExecuted);
Assert.AreEqual(parallism, timer.NumFired);
timer.Dispose();
}