public virtual void TestMutableRates() { MetricsRecordBuilder rb = MetricsAsserts.MockMetricsRecordBuilder(); MetricsRegistry registry = new MetricsRegistry("test"); MutableRates rates = new MutableRates(registry); rates.Init(typeof(TestMutableMetrics.TestProtocol)); registry.Snapshot(rb, false); MetricsAsserts.AssertCounter("FooNumOps", 0L, rb); MetricsAsserts.AssertGauge("FooAvgTime", 0.0, rb); MetricsAsserts.AssertCounter("BarNumOps", 0L, rb); MetricsAsserts.AssertGauge("BarAvgTime", 0.0, rb); }
public virtual void TestAddByName() { MetricsRecordBuilder rb = MetricsAsserts.MockMetricsRecordBuilder(); MetricsRegistry r = new MetricsRegistry("test"); r.Add("s1", 42); r.Get("s1").Snapshot(rb); Org.Mockito.Mockito.Verify(rb).AddCounter(Interns.Info("S1NumOps", "Number of ops for s1" ), 1L); Org.Mockito.Mockito.Verify(rb).AddGauge(Interns.Info("S1AvgTime", "Average time for s1" ), 42.0); r.NewCounter("c1", "test add", 1); r.NewGauge("g1", "test add", 1); ExpectMetricsException("Unsupported add", new _Runnable_114(r)); ExpectMetricsException("Unsupported add", new _Runnable_119(r)); }
/// <summary> /// Ensure that quantile estimates from /// <see cref="MutableQuantiles"/> /// are within /// specified error bounds. /// </summary> /// <exception cref="System.Exception"/> public virtual void TestMutableQuantilesError() { MetricsRecordBuilder mb = MetricsAsserts.MockMetricsRecordBuilder(); MetricsRegistry registry = new MetricsRegistry("test"); // Use a 5s rollover period MutableQuantiles quantiles = registry.NewQuantiles("foo", "stat", "Ops", "Latency" , 5); // Push some values in and wait for it to publish long start = Runtime.NanoTime() / 1000000; for (long i = 1; i <= 1000; i++) { quantiles.Add(i); quantiles.Add(1001 - i); } long end = Runtime.NanoTime() / 1000000; Thread.Sleep(6000 - (end - start)); registry.Snapshot(mb, false); // Print out the snapshot IDictionary <Quantile, long> previousSnapshot = quantiles.previousSnapshot; foreach (KeyValuePair <Quantile, long> item in previousSnapshot) { System.Console.Out.WriteLine(string.Format("Quantile %.2f has value %d", item.Key .quantile, item.Value)); } // Verify the results are within our requirements Org.Mockito.Mockito.Verify(mb).AddGauge(Interns.Info("FooNumOps", "Number of ops for stat with 5s interval" ), (long)2000); Quantile[] quants = MutableQuantiles.quantiles; string name = "Foo%dthPercentileLatency"; string desc = "%d percentile latency with 5 second interval for stat"; foreach (Quantile q in quants) { int percentile = (int)(100 * q.quantile); int error = (int)(1000 * q.error); string n = string.Format(name, percentile); string d = string.Format(desc, percentile); long expected = (long)(q.quantile * 1000); Org.Mockito.Mockito.Verify(mb).AddGauge(Matchers.Eq(Interns.Info(n, d)), AdditionalMatchers.Leq (expected + error)); Org.Mockito.Mockito.Verify(mb).AddGauge(Matchers.Eq(Interns.Info(n, d)), AdditionalMatchers.Geq (expected - error)); } }
public virtual void TestSnapshot() { MetricsRecordBuilder mb = MetricsAsserts.MockMetricsRecordBuilder(); MetricsRegistry registry = new MetricsRegistry("test"); registry.NewCounter("c1", "int counter", 1); registry.NewCounter("c2", "long counter", 2L); registry.NewGauge("g1", "int gauge", 3); registry.NewGauge("g2", "long gauge", 4L); registry.NewStat("s1", "stat", "Ops", "Time", true).Add(0); registry.NewRate("s2", "stat", false).Add(0); registry.Snapshot(mb, true); MutableStat s2 = (MutableStat)registry.Get("s2"); s2.Snapshot(mb, true); // should get the same back. s2.Add(1); s2.Snapshot(mb, true); // should get new interval values back Org.Mockito.Mockito.Verify(mb).AddCounter(Interns.Info("c1", "int counter"), 1); Org.Mockito.Mockito.Verify(mb).AddCounter(Interns.Info("c2", "long counter"), 2L); Org.Mockito.Mockito.Verify(mb).AddGauge(Interns.Info("g1", "int gauge"), 3); Org.Mockito.Mockito.Verify(mb).AddGauge(Interns.Info("g2", "long gauge"), 4L); Org.Mockito.Mockito.Verify(mb).AddCounter(Interns.Info("S1NumOps", "Number of ops for stat" ), 1L); Org.Mockito.Mockito.Verify(mb).AddGauge(Matchers.Eq(Interns.Info("S1AvgTime", "Average time for stat" )), AdditionalMatchers.Eq(0.0, Epsilon)); Org.Mockito.Mockito.Verify(mb).AddGauge(Matchers.Eq(Interns.Info("S1StdevTime", "Standard deviation of time for stat" )), AdditionalMatchers.Eq(0.0, Epsilon)); Org.Mockito.Mockito.Verify(mb).AddGauge(Matchers.Eq(Interns.Info("S1IMinTime", "Interval min time for stat" )), AdditionalMatchers.Eq(0.0, Epsilon)); Org.Mockito.Mockito.Verify(mb).AddGauge(Matchers.Eq(Interns.Info("S1IMaxTime", "Interval max time for stat" )), AdditionalMatchers.Eq(0.0, Epsilon)); Org.Mockito.Mockito.Verify(mb).AddGauge(Matchers.Eq(Interns.Info("S1MinTime", "Min time for stat" )), AdditionalMatchers.Eq(0.0, Epsilon)); Org.Mockito.Mockito.Verify(mb).AddGauge(Matchers.Eq(Interns.Info("S1MaxTime", "Max time for stat" )), AdditionalMatchers.Eq(0.0, Epsilon)); Org.Mockito.Mockito.Verify(mb, Org.Mockito.Mockito.Times(2)).AddCounter(Interns.Info ("S2NumOps", "Number of ops for stat"), 1L); Org.Mockito.Mockito.Verify(mb, Org.Mockito.Mockito.Times(2)).AddGauge(Matchers.Eq (Interns.Info("S2AvgTime", "Average time for stat")), AdditionalMatchers.Eq(0.0, Epsilon)); Org.Mockito.Mockito.Verify(mb).AddCounter(Interns.Info("S2NumOps", "Number of ops for stat" ), 2L); Org.Mockito.Mockito.Verify(mb).AddGauge(Matchers.Eq(Interns.Info("S2AvgTime", "Average time for stat" )), AdditionalMatchers.Eq(1.0, Epsilon)); }
/// <summary> /// Test that /// <see cref="MutableQuantiles"/> /// rolls the window over at the specified /// interval. /// </summary> /// <exception cref="System.Exception"/> public virtual void TestMutableQuantilesRollover() { MetricsRecordBuilder mb = MetricsAsserts.MockMetricsRecordBuilder(); MetricsRegistry registry = new MetricsRegistry("test"); // Use a 5s rollover period MutableQuantiles quantiles = registry.NewQuantiles("foo", "stat", "Ops", "Latency" , 5); Quantile[] quants = MutableQuantiles.quantiles; string name = "Foo%dthPercentileLatency"; string desc = "%d percentile latency with 5 second interval for stat"; // Push values for three intervals long start = Runtime.NanoTime() / 1000000; for (int i = 1; i <= 3; i++) { // Insert the values for (long j = 1; j <= 1000; j++) { quantiles.Add(i); } // Sleep until 1s after the next 5s interval, to let the metrics // roll over long sleep = (start + (5000 * i) + 1000) - (Runtime.NanoTime() / 1000000); Thread.Sleep(sleep); // Verify that the window reset, check it has the values we pushed in registry.Snapshot(mb, false); foreach (Quantile q in quants) { int percentile = (int)(100 * q.quantile); string n = string.Format(name, percentile); string d = string.Format(desc, percentile); Org.Mockito.Mockito.Verify(mb).AddGauge(Interns.Info(n, d), (long)i); } } // Verify the metrics were added the right number of times Org.Mockito.Mockito.Verify(mb, Org.Mockito.Mockito.Times(3)).AddGauge(Interns.Info ("FooNumOps", "Number of ops for stat with 5s interval"), (long)1000); foreach (Quantile q_1 in quants) { int percentile = (int)(100 * q_1.quantile); string n = string.Format(name, percentile); string d = string.Format(desc, percentile); Org.Mockito.Mockito.Verify(mb, Org.Mockito.Mockito.Times(3)).AddGauge(Matchers.Eq (Interns.Info(n, d)), Matchers.AnyLong()); } }
/// <summary> /// Test that /// <see cref="MutableQuantiles"/> /// rolls over correctly even if no items /// have been added to the window /// </summary> /// <exception cref="System.Exception"/> public virtual void TestMutableQuantilesEmptyRollover() { MetricsRecordBuilder mb = MetricsAsserts.MockMetricsRecordBuilder(); MetricsRegistry registry = new MetricsRegistry("test"); // Use a 5s rollover period MutableQuantiles quantiles = registry.NewQuantiles("foo", "stat", "Ops", "Latency" , 5); // Check it initially quantiles.Snapshot(mb, true); Org.Mockito.Mockito.Verify(mb).AddGauge(Interns.Info("FooNumOps", "Number of ops for stat with 5s interval" ), (long)0); Thread.Sleep(6000); quantiles.Snapshot(mb, false); Org.Mockito.Mockito.Verify(mb, Org.Mockito.Mockito.Times(2)).AddGauge(Interns.Info ("FooNumOps", "Number of ops for stat with 5s interval"), (long)0); }