public void CountUnitsOfWorkAreReportedAccurately()
{
const int expectedUnitsOfWork = 1000;
const int countThreads = 5;
var iterativeExerciserUnitsOfWorkExecuted = 0;
var iterativeExerciserResult = IterativeExerciser.Create()
.UsingThreads(countThreads)
.PerformUnitOfWorkNTimes(expectedUnitsOfWork)
.DoThisUnitOfWork(() => { Interlocked.Increment(ref iterativeExerciserUnitsOfWorkExecuted); })
.ExecAll();
var workQueueExerciserUnitsOfWorkExecuted = 0;
var workQueueExerciserResult = WorkQueueExerciser.Create()
.UsingThreads(countThreads)
.WithWorkQueueSize(expectedUnitsOfWork)
.DoThisUnitOfWork(() => { Interlocked.Increment(ref workQueueExerciserUnitsOfWorkExecuted); })
.ExecAll();
var throughputExerciserUnitsOfWorkExercised = 0;
var throughputExerciserResult = ThroughputExerciser.Create()
.UsingThreads(countThreads)
.ForDuration(100)
.DoThisUnitOfWork(() => { Interlocked.Increment(ref throughputExerciserUnitsOfWorkExercised); })
.ExecAll();
NrAssert.Multiple(
() => Assert.AreEqual(expectedUnitsOfWork * countThreads, iterativeExerciserResult.CountUnitsOfWorkPerformed),
() => Assert.AreEqual(expectedUnitsOfWork * countThreads, iterativeExerciserUnitsOfWorkExecuted),
() => Assert.AreEqual(expectedUnitsOfWork, workQueueExerciserResult.CountUnitsOfWorkPerformed),
() => Assert.AreEqual(expectedUnitsOfWork, workQueueExerciserUnitsOfWorkExecuted),
() => Assert.AreEqual(throughputExerciserUnitsOfWorkExercised, throughputExerciserResult.CountUnitsOfWorkPerformed)
);
}
public void ExerciserMethodsAreCalledCorrectNumberOfTimes()
{
const int expectedUnitsOfWork = 100;
const int countThreads = 5;
ConcurrentBag <DateTime> setupTimes = null;
ConcurrentBag <DateTime> beforeUOWTimes = null;
ConcurrentBag <DateTime> uowTimes = null;
ConcurrentBag <DateTime> afterUowTimes = null;
ConcurrentBag <DateTime> teardownTimes = null;
var iterativeExerciser = IterativeExerciser.Create()
.UsingThreads(countThreads)
.PerformUnitOfWorkNTimes(expectedUnitsOfWork)
.DoThisToSetup(() => setupTimes.Add(DateTime.Now))
.DoThisBeforeEachUnitOfWork(() => beforeUOWTimes.Add(DateTime.Now))
.DoThisUnitOfWork(() => uowTimes.Add(DateTime.Now))
.DoThisAfterEachUnitOfWork(() => afterUowTimes.Add(DateTime.Now))
.DoThisToTearDown(() => teardownTimes.Add(DateTime.Now));
var workQueueExerciser = WorkQueueExerciser.Create()
.UsingThreads(countThreads)
.WithWorkQueueSize(expectedUnitsOfWork)
.DoThisToSetup(() => setupTimes.Add(DateTime.Now))
.DoThisBeforeEachUnitOfWork(() => beforeUOWTimes.Add(DateTime.Now))
.DoThisUnitOfWork(() => uowTimes.Add(DateTime.Now))
.DoThisAfterEachUnitOfWork(() => afterUowTimes.Add(DateTime.Now))
.DoThisToTearDown(() => teardownTimes.Add(DateTime.Now));
var throughputExerciser = ThroughputExerciser.Create()
.UsingThreads(countThreads)
.ForDuration(100)
.DoThisToSetup(() => setupTimes.Add(DateTime.Now))
.DoThisBeforeEachUnitOfWork(() => beforeUOWTimes.Add(DateTime.Now))
.DoThisUnitOfWork(() => uowTimes.Add(DateTime.Now))
.DoThisAfterEachUnitOfWork(() => afterUowTimes.Add(DateTime.Now))
.DoThisToTearDown(() => teardownTimes.Add(DateTime.Now));
foreach (var exerciser in new Exerciser[] { iterativeExerciser, workQueueExerciser, throughputExerciser })
{
setupTimes = new ConcurrentBag <DateTime>();
beforeUOWTimes = new ConcurrentBag <DateTime>();
uowTimes = new ConcurrentBag <DateTime>();
afterUowTimes = new ConcurrentBag <DateTime>();
teardownTimes = new ConcurrentBag <DateTime>();
var exerciserResult = exerciser.ExecAll();
NrAssert.Multiple(
() => Assert.AreEqual(1, setupTimes.Count),
() => Assert.AreEqual(exerciserResult.CountUnitsOfWorkPerformed, beforeUOWTimes.Count, $"{exerciser.GetType().FullName}, beforeUOW"),
() => Assert.AreEqual(exerciserResult.CountUnitsOfWorkPerformed, uowTimes.Count, $"{exerciser.GetType().FullName}, the Actual UOW"),
() => Assert.AreEqual(exerciserResult.CountUnitsOfWorkPerformed, afterUowTimes.Count, $"{exerciser.GetType().FullName}, After UOW"),
() => Assert.AreEqual(1, teardownTimes.Count));
}
}
public void UnitOfWorkVariablesAreBeingCapturedCorrectly()
{
const int expectedUnitsOfWork = 100;
const int countThreads = 5;
//Update counters based on the global or local counter
//later we will check to make sure that they are all set to 1
ConcurrentDictionary <int, ConcurrentDictionary <int, int[]> > localCounters = null;
ConcurrentDictionary <int, int[]> globalResultCounters = null;
var iterativeExerciser = IterativeExerciser.Create()
.UsingThreads(countThreads)
.PerformUnitOfWorkNTimes(expectedUnitsOfWork)
.DoThisBeforeEachUnitOfWork((threadId, uowIdLocal, uowIdGlobal) =>
{
Interlocked.Increment(ref localCounters[threadId].GetOrAdd(uowIdLocal, new int[3])[0]);
Interlocked.Increment(ref globalResultCounters.GetOrAdd(uowIdGlobal, new int[3])[0]);
})
.DoThisUnitOfWork((threadId, uowIdLocal, uowIdGlobal) =>
{
Interlocked.Increment(ref localCounters[threadId].GetOrAdd(uowIdLocal, new int[3])[1]);
Interlocked.Increment(ref globalResultCounters.GetOrAdd(uowIdGlobal, new int[3])[1]);
})
.DoThisAfterEachUnitOfWork((threadId, uowIdLocal, uowIdGlobal) =>
{
Interlocked.Increment(ref localCounters[threadId].GetOrAdd(uowIdLocal, new int[3])[2]);
Interlocked.Increment(ref globalResultCounters.GetOrAdd(uowIdGlobal, new int[3])[2]);
});
var workQueueExerciser = WorkQueueExerciser.Create()
.UsingThreads(countThreads)
.WithWorkQueueSize(expectedUnitsOfWork)
.DoThisBeforeEachUnitOfWork((threadId, uowIdLocal, uowIdGlobal) =>
{
Interlocked.Increment(ref localCounters[threadId].GetOrAdd(uowIdLocal, new int[3])[0]);
Interlocked.Increment(ref globalResultCounters.GetOrAdd(uowIdGlobal, new int[3])[0]);
})
.DoThisUnitOfWork((threadId, uowIdLocal, uowIdGlobal) =>
{
Interlocked.Increment(ref localCounters[threadId].GetOrAdd(uowIdLocal, new int[3])[1]);
Interlocked.Increment(ref globalResultCounters.GetOrAdd(uowIdGlobal, new int[3])[1]);
})
.DoThisAfterEachUnitOfWork((threadId, uowIdLocal, uowIdGlobal) =>
{
Interlocked.Increment(ref localCounters[threadId].GetOrAdd(uowIdLocal, new int[3])[2]);
Interlocked.Increment(ref globalResultCounters.GetOrAdd(uowIdGlobal, new int[3])[2]);
});
var throughputExerciser = ThroughputExerciser.Create()
.UsingThreads(countThreads)
.ForDuration(100)
.DoThisBeforeEachUnitOfWork((threadId, uowIdLocal, uowIdGlobal) =>
{
Interlocked.Increment(ref localCounters[threadId].GetOrAdd(uowIdLocal, new int[3])[0]);
Interlocked.Increment(ref globalResultCounters.GetOrAdd(uowIdGlobal, new int[3])[0]);
})
.DoThisUnitOfWork((threadId, uowIdLocal, uowIdGlobal) =>
{
Interlocked.Increment(ref localCounters[threadId].GetOrAdd(uowIdLocal, new int[3])[1]);
Interlocked.Increment(ref globalResultCounters.GetOrAdd(uowIdGlobal, new int[3])[1]);
})
.DoThisAfterEachUnitOfWork((threadId, uowIdLocal, uowIdGlobal) =>
{
Interlocked.Increment(ref localCounters[threadId].GetOrAdd(uowIdLocal, new int[3])[2]);
Interlocked.Increment(ref globalResultCounters.GetOrAdd(uowIdGlobal, new int[3])[2]);
});
foreach (var exerciser in new Exerciser[] { iterativeExerciser, workQueueExerciser, throughputExerciser })
{
localCounters = new ConcurrentDictionary <int, ConcurrentDictionary <int, int[]> >();
globalResultCounters = new ConcurrentDictionary <int, int[]>();
foreach (var thread in localCounters)
{
foreach (var uow in thread.Value)
{
NrAssert.Multiple(
() => Assert.AreEqual(1, uow.Value[0], $"{exerciser.GetType().FullName}, threadID: {thread.Key}, uowIdLocal: {uow.Key}, BeforeUOW"),
() => Assert.AreEqual(1, uow.Value[1], $"{exerciser.GetType().FullName}, threadID: {thread.Key}, uowIdLocal: {uow.Key}, TheUOW"),
() => Assert.AreEqual(1, uow.Value[2], $"{exerciser.GetType().FullName}, threadID: {thread.Key}, uowIdLocal: {uow.Key}, AfterUOW"));
}
}
foreach (var uow in globalResultCounters)
{
NrAssert.Multiple(
() => Assert.AreEqual(1, uow.Value[0], $"{exerciser.GetType().FullName}, uowIdGlobal {uow.Key}, BeforeUOW"),
() => Assert.AreEqual(1, uow.Value[1], $"{exerciser.GetType().FullName}, uowIdGlobal {uow.Key}, TheUOW"),
() => Assert.AreEqual(1, uow.Value[2], $"{exerciser.GetType().FullName}, uowIdGlobal {uow.Key}, AfterUOW"));
}
}
}
public void ExerciserMethodsAreCalledInCorrectOrder()
{
const int expectedUnitsOfWork = 10;
const int countThreads = 5;
ConcurrentBag <DateTime> setupTimes = null;
ConcurrentBag <DateTime> beforeUOWTimes = null;
ConcurrentBag <DateTime> uowTimes = null;
ConcurrentBag <DateTime> afterUowTimes = null;
ConcurrentBag <DateTime> teardownTimes = null;
var iterativeExerciser = IterativeExerciser.Create()
.UsingThreads(countThreads)
.PerformUnitOfWorkNTimes(expectedUnitsOfWork)
.DoThisToSetup(() =>
{
setupTimes.Add(DateTime.Now);
Thread.Sleep(50);
})
.DoThisBeforeEachUnitOfWork(() =>
{
beforeUOWTimes.Add(DateTime.Now);
Thread.Sleep(10);
})
.DoThisUnitOfWork(() => uowTimes.Add(DateTime.Now))
.DoThisAfterEachUnitOfWork(() =>
{
Thread.Sleep(10);
afterUowTimes.Add(DateTime.Now);
})
.DoThisToTearDown(() =>
{
Thread.Sleep(50);
teardownTimes.Add(DateTime.Now);
});
var workQueueExerciser = WorkQueueExerciser.Create()
.UsingThreads(countThreads)
.WithWorkQueueSize(expectedUnitsOfWork)
.DoThisToSetup(() =>
{
setupTimes.Add(DateTime.Now);
Thread.Sleep(50);
})
.DoThisBeforeEachUnitOfWork(() =>
{
beforeUOWTimes.Add(DateTime.Now);
Thread.Sleep(10);
})
.DoThisUnitOfWork(() => uowTimes.Add(DateTime.Now))
.DoThisAfterEachUnitOfWork(() =>
{
Thread.Sleep(10);
afterUowTimes.Add(DateTime.Now);
})
.DoThisToTearDown(() =>
{
Thread.Sleep(50);
teardownTimes.Add(DateTime.Now);
});
var throughputExerciser = ThroughputExerciser.Create()
.UsingThreads(countThreads)
.ForDuration(100)
.DoThisToSetup(() =>
{
setupTimes.Add(DateTime.Now);
Thread.Sleep(50);
})
.DoThisBeforeEachUnitOfWork(() =>
{
beforeUOWTimes.Add(DateTime.Now);
Thread.Sleep(10);
})
.DoThisUnitOfWork(() => uowTimes.Add(DateTime.Now))
.DoThisAfterEachUnitOfWork(() =>
{
Thread.Sleep(10);
afterUowTimes.Add(DateTime.Now);
})
.DoThisToTearDown(() =>
{
Thread.Sleep(50);
teardownTimes.Add(DateTime.Now);
});
foreach (var exerciser in new Exerciser[] { iterativeExerciser, workQueueExerciser, throughputExerciser })
{
setupTimes = new ConcurrentBag <DateTime>();
beforeUOWTimes = new ConcurrentBag <DateTime>();
uowTimes = new ConcurrentBag <DateTime>();
afterUowTimes = new ConcurrentBag <DateTime>();
teardownTimes = new ConcurrentBag <DateTime>();
var exerciserResult = exerciser.ExecAll();
NrAssert.Multiple(
() => Assert.Greater(beforeUOWTimes.Min(), setupTimes.Max(), $"{exerciser.GetType().FullName} BeforeUOW detected before end of Setup"),
() => Assert.Greater(uowTimes.Min(), beforeUOWTimes.Min(), $"{exerciser.GetType().FullName} UOW detected before end of BeforeUOW"),
() => Assert.Greater(afterUowTimes.Max(), uowTimes.Max(), $"{exerciser.GetType().FullName} AfterUOW detected before end of UOW"),
() => Assert.Greater(teardownTimes.Min(), afterUowTimes.Max(), $"{exerciser.GetType().FullName} Terdown detected before end of AfterUOW"));
}
}