public void TestHistogramSampleCombiner() { var initialSample = new DataSample { SampleType = DataSampleType.Histogram, Histogram = new Dictionary <long, uint> { { 1, 1 }, { 2, 1 } }, StartTime = this.start.ToMillisecondTimestamp(), EndTime = this.end.ToMillisecondTimestamp() }; var combiner = new SampleCombiner(initialSample); var doubleSample = new DataSample { Histogram = new Dictionary <long, uint> { { 1, 2 }, { 10, 2 } } }; for (int i = 0; i < 100; i++) { combiner.AddData(doubleSample); } var result = combiner.Data; Assert.AreEqual((uint)201, result.Histogram[1]); Assert.AreEqual((uint)1, result.Histogram[2]); Assert.AreEqual((uint)200, result.Histogram[10]); }
public void TestMinimumSampleCombiner() { var initialSample = new DataSample { SampleType = DataSampleType.Minimum, MinValue = 100, SampleCount = 100, StartTime = this.start.ToMillisecondTimestamp(), EndTime = this.end.ToMillisecondTimestamp() }; var combiner = new SampleCombiner(initialSample); var addMe = new DataSample { SampleCount = 1000, SampleType = DataSampleType.Minimum }; for (int i = 0; i < 200; i++) { addMe.MinValue = i; combiner.AddData(addMe); } Assert.AreEqual(0, combiner.Data.MinValue); Assert.AreEqual((ulong)200100, combiner.Data.SampleCount); }
public void SampleCombinerCopiesInitialData() { var hitCountSample = new DataSample { HitCount = 400, SampleType = DataSampleType.HitCount, StartTime = this.start.ToMillisecondTimestamp(), EndTime = this.end.ToMillisecondTimestamp() }; var combiner = new SampleCombiner(hitCountSample); Assert.IsNotNull(combiner.Data); Assert.AreEqual(DataSampleType.HitCount, combiner.Data.SampleType); Assert.AreEqual(400, (int)(combiner.Data).HitCount); }
public void TestHitCountSampleCombiner() { var hitCountSample = new DataSample { HitCount = 1, SampleType = DataSampleType.HitCount, StartTime = this.start.ToMillisecondTimestamp(), EndTime = this.end.ToMillisecondTimestamp() }; var combiner = new SampleCombiner(hitCountSample); for (uint i = 0; i < 100; i++) { var before = (combiner.Data).HitCount; combiner.AddSample(new DataSample { HitCount = i, SampleType = DataSampleType.HitCount, StartTime = this.start.ToMillisecondTimestamp(), EndTime = this.end.ToMillisecondTimestamp() }); Assert.AreEqual(before + i, (combiner.Data).HitCount); } }
public void SampleCombinerFactoryChecksArguments() { Assert.Throws <ArgumentNullException>(() => SampleCombiner.Create(null)); var garbageDataSample = new DataSample(); garbageDataSample.SampleType = DataSampleType.None; Assert.Throws <ArgumentException>(() => new SampleCombiner(garbageDataSample)); garbageDataSample.SampleType = (DataSampleType)100; Assert.Throws <ArgumentException>(() => new SampleCombiner(garbageDataSample)); var percentileSample = new DataSample(); Assert.Throws <ArgumentException>(() => new SampleCombiner(percentileSample)); }
public void TestAverageSampleCombinerDoesNotOverflow() { const int iterations = 10; var theSample = new DataSample { SampleType = DataSampleType.Average, Average = double.MaxValue, SampleCount = ulong.MaxValue / (iterations + 1), StartTime = this.start.ToMillisecondTimestamp(), EndTime = this.end.ToMillisecondTimestamp() }; var combiner = new SampleCombiner(theSample); for (int i = 0; i < iterations; i++) { combiner.AddData(theSample); } }
public void SampleCombinerMergesTimeRanges() { var now = DateTime.Now; var today = new DateTime(now.Year, now.Month, now.Day); var yesterday = today.AddDays(-1); var tomorrow = today.AddDays(1); var firstSample = new DataSample { HitCount = 1, SampleType = DataSampleType.HitCount, StartTime = yesterday.ToMillisecondTimestamp(), EndTime = today.ToMillisecondTimestamp() }; var secondSample = new DataSample { HitCount = 1, SampleType = DataSampleType.HitCount, StartTime = today.ToMillisecondTimestamp(), EndTime = tomorrow.ToMillisecondTimestamp() }; var combiner = new SampleCombiner(firstSample); combiner.AddSample(secondSample); Assert.AreEqual(yesterday.ToMillisecondTimestamp(), combiner.Data.StartTime); Assert.AreEqual(tomorrow.ToMillisecondTimestamp(), combiner.Data.EndTime); }
public void TestAverageSampleCombiner() { var initialSample = new DataSample { SampleType = DataSampleType.Average, Average = 1.0, SampleCount = 100, StartTime = this.start.ToMillisecondTimestamp(), EndTime = this.end.ToMillisecondTimestamp() }; var combiner = new SampleCombiner(initialSample); var addMe = new DataSample { Average = 1.0, SampleCount = 1000, SampleType = DataSampleType.Average }; for (int i = 0; i < 100; i++) { combiner.AddData(addMe); } Assert.AreEqual(1.0, combiner.Data.Average); Assert.IsTrue(combiner.Data.SampleCount > 100); }
public void TestHistogramSampleCombiner() { var initialSample = new DataSample { SampleType = DataSampleType.Histogram, Histogram = new Dictionary<long, uint> {{1, 1}, {2, 1}}, StartTime = this.start.ToMillisecondTimestamp(), EndTime = this.end.ToMillisecondTimestamp() }; var combiner = new SampleCombiner(initialSample); var doubleSample = new DataSample { Histogram = new Dictionary<long, uint> {{1, 2}, {10, 2}} }; for (int i = 0; i < 100; i++) { combiner.AddData(doubleSample); } var result = combiner.Data; Assert.AreEqual((uint)201, result.Histogram[1]); Assert.AreEqual((uint)1, result.Histogram[2]); Assert.AreEqual((uint)200, result.Histogram[10]); }
public void TestMinimumSampleCombiner() { var initialSample = new DataSample { SampleType = DataSampleType.Minimum, MinValue = 100, SampleCount = 100, StartTime = this.start.ToMillisecondTimestamp(), EndTime = this.end.ToMillisecondTimestamp() }; var combiner = new SampleCombiner(initialSample); var addMe = new DataSample { SampleCount = 1000, SampleType = DataSampleType.Minimum}; for (int i = 0; i < 200; i++) { addMe.MinValue = i; combiner.AddData(addMe); } Assert.AreEqual(0, combiner.Data.MinValue); Assert.AreEqual((ulong)200100, combiner.Data.SampleCount); }
public void TestAverageSampleCombiner() { var initialSample = new DataSample { SampleType = DataSampleType.Average, Average = 1.0, SampleCount = 100, StartTime = this.start.ToMillisecondTimestamp(), EndTime = this.end.ToMillisecondTimestamp() }; var combiner = new SampleCombiner(initialSample); var addMe = new DataSample { Average = 1.0, SampleCount = 1000, SampleType = DataSampleType.Average}; for (int i = 0; i < 100; i++) { combiner.AddData(addMe); } Assert.AreEqual(1.0, combiner.Data.Average); Assert.IsTrue(combiner.Data.SampleCount > 100); }