public void TestMapReduce()
{
const int numValues = 100000;
Scheduler.WaitFor(WriteLotsOfValuesInBatch(Tangle, numValues, -1));
var keys = new List <int>();
for (int i = 0; i < numValues; i += 2)
{
keys.Add(i);
}
long startTime = Time.Ticks;
var fReduced = Tangle.MapReduce(
keys,
(key, value) => (long)(value * 2),
(lhs, rhs) => lhs + rhs
);
var reduced = Scheduler.WaitFor(fReduced);
decimal elapsedSeconds = (decimal)(Time.Ticks - startTime) / Time.SecondInTicks;
Console.WriteLine(
"{0} values in ~{1:00.000} second(s) at ~{2:00000.00} values/sec.",
keys.Count, elapsedSeconds, keys.Count / elapsedSeconds
);
}
