public void Record_records_in_correct_units()
{
var pause = TimeSpan.FromSeconds(1);
var histogram = Create(DefaultHighestTrackableValue, DefaultSignificantFigures);
histogram.Record(() =>
{
Spin.Wait(TimeSpan.FromSeconds(1));
});
var stringWriter = new StringWriter();
histogram.OutputPercentileDistribution(stringWriter,
percentileTicksPerHalfDistance: 5,
outputValueUnitScalingRatio: OutputScalingFactor.TimeStampToMilliseconds,
useCsvFormat: true);
//First column of second row.
var recordedMilliseconds = GetCellValue(stringWriter.ToString(), 0, 1);
var actual = double.Parse(recordedMilliseconds);
var expected = pause.TotalMilliseconds;
//10% Variance to allow for slack in transitioning from Thread.Sleep
actual.Should().BeInRange(expected * 0.9, expected * 1.1);
}
public void TimeStamp_values_are_accurate()
{
var delay = TimeSpan.FromSeconds(1);
var expected = TimeStamp.Seconds(delay.Seconds);
long minAccepted = (long)(expected * 0.95);
long maxAccepted = (long)(expected * 1.05);
var start = Stopwatch.GetTimestamp();
Spin.Wait(delay);
var end = Stopwatch.GetTimestamp();
var actual = end - start;
actual.Should().BeInRange(minAccepted, maxAccepted);
Assert.Equal(TimeStamp.Seconds(60), TimeStamp.Minutes(1));
Assert.Equal(TimeStamp.Minutes(60), TimeStamp.Hours(1));
}
