/**
* Test timed wait.
*/
private static bool TestTimedWait()
{
Thread[] tthrs = new Thread[THREADS];
ManualResetEventSlimOptimized mrevs = new ManualResetEventSlimOptimized(false); // our implementation
// ManualResetEventSlim mrevs = new ManualResetEventSlim(false); // BCL implementation
Console.WriteLine("-->Test timed wait");
for (int i = 0; i < THREADS; i++)
{
int tid = i;
tthrs[i] = new Thread(() => {
Random rnd = new Random(tid);
Console.WriteLine($"{tid}, started...");
bool timedOut = false;
try {
timedOut = !mrevs.Wait(rnd.Next(MIN_TIMEOUT, MAX_TIMEOUT));
} catch (ThreadInterruptedException) {
Console.WriteLine($"-->{tid}, was interrupted while waiting!");
}
try {
Console.WriteLine($"{tid}, timed out = {timedOut}");
Console.WriteLine($"{tid}, exiting...");
} catch (ThreadInterruptedException) {}
});
tthrs[i].Start();
}
//
// Sleep ...
//
Thread.Sleep(MAX_TIMEOUT + DEVIATION_TIME); // all waiters must time out
//Thread.Sleep(MIN_TIMEOUT - DEVIATION_TIME); // none waiter must times out
//Thread.Sleep((MIN_TIMEOUT + MAX_TIMEOUT) / 2); // some waiters time out
bool success = true;
for (int i = 0; i < THREADS; i++)
{
if (tthrs[i].IsAlive)
{
success = false;
Console.WriteLine($"++#{i} is still alive, so it will be interrupted");
tthrs[i].Interrupt();
}
}
//
// Wait until all test threads have been exited.
//
for (int i = 0; i < THREADS; i++)
{
tthrs[i].Join();
}
return(success);
}
/**
* Test Set followed immediately by Reset
*/
private static bool TestSetFollowedByReset()
{
Thread[] tthrs = new Thread[THREADS];
ManualResetEventSlimOptimized mrevs = new ManualResetEventSlimOptimized(false); // our implementation
//ManualResetEventSlim mrevs = new ManualResetEventSlim(false); // BCL implementation - fails!
Console.WriteLine("-->Test set followed by reset");
for (int i = 0; i < THREADS; i++)
{
int tid = i;
tthrs[i] = new Thread(() => {
Console.WriteLine($"--{tid}, started...");
try {
mrevs.Wait();
} catch (ThreadInterruptedException) {
Console.WriteLine($"-->{tid} was interrupted while waiting!");
}
try {
Console.WriteLine($"{tid}, exiting...");
} catch (ThreadInterruptedException) {}
});
tthrs[i].Start();
}
//
// Sleep for a while before set the manual-reset event.
//
Thread.Sleep(SETUP_TIME);
mrevs.Set();
//Thread.Sleep(20);
mrevs.Reset();
Thread.Sleep(EXIT_TIME + 500);
bool success = true;
for (int i = 0; i < THREADS; i++)
{
if (tthrs[i].IsAlive)
{
success = false;
Console.WriteLine($"++#{i} is still alive so it will be interrupted");
tthrs[i].Interrupt();
}
}
//
// Wait until all test threads have been exited.
//
for (int i = 0; i < THREADS; i++)
{
tthrs[i].Join();
}
return(success);
}
