private static void AssertPercentilesAggregate(AggregateDictionary bucket, string name) { var percentilesAggregate = bucket.Percentiles(name); percentilesAggregate.Should().NotBeNull(); percentilesAggregate.Items.Should().HaveCount(1).And.Contain(p => Math.Abs(p.Percentile - 50d) < double.Epsilon); }