public async Task GameThreadTimer_DisposeWorks()
{
const int TestInterval = 20;
bool run = false;
using (ITimer gameTimer = new GameThreadTimer())
{
gameTimer.Interval = TestInterval;
gameTimer.Elapsed += (sender, e) => run = true;
gameTimer.Start();
await Task.Delay(TestInterval * 2).ConfigureAwait(false);
}
Assert.True(run);
}
private async Task <(bool EnoughSamples, double AvgInterval)> CollectAverageInterval(int interval, Action <Stopwatch> work)
{
const int TargetSampleSize = 175;
const int AvgPercentile = 95;
var times = new List <long>();
var testStopwatch = Stopwatch.StartNew();
using (ITimer gameTimer = new GameThreadTimer())
{
gameTimer.Interval = interval;
gameTimer.Elapsed += (sender, e) =>
{
work(testStopwatch);
times.Add(testStopwatch.ElapsedMilliseconds);
};
gameTimer.Start();
await Task.Delay(interval *TargetSampleSize).ConfigureAwait(false);
}
if (times.Count < 2)
{
return(false, 0);
}
var intervals = new List <long>();
for (int i = 0; i < times.Count - 1; i++)
{
intervals.Add(times[i + 1] - times[i]);
}
int intervalCount = (int)(intervals.Count * AvgPercentile * 0.01);
var intervalCutList = intervals.OrderBy(x => x).Take(intervalCount).ToList();
double intervalAvg = intervalCutList.Average();
_output.WriteLine($"Raw interval (count, min, avg, max): ({intervals.Count}, {intervals.Min()}, {intervals.Average()}, {intervals.Max()})");
_output.WriteLine($"{AvgPercentile} percentile (count, min, avg, max): ({intervalCutList.Count}, {intervalCutList.Min()}, {intervalAvg}, {intervalCutList.Max()})");
return(true, intervalAvg);
}