public void can_report_counter_with_items_and_custom_data_keys()
{
var metricsMock = new Mock <IMetrics>();
var counter = new DefaultCounterMetric();
counter.Increment(new MetricSetItem("item1", "value1"), 1);
counter.Increment(new MetricSetItem("item2", "value2"), 1);
var counterValueSource = new CounterValueSource(
"test counter",
ConstantValue.Provider(counter.Value),
Unit.None,
new MetricTags(new[] { "key1", "key2" }, new[] { "value1", "value2" }));
var payloadBuilder = new TestPayloadBuilder();
var customDataKeys = new MetricValueDataKeys(
counter: new Dictionary <CounterValueDataKeys, string>
{
{ CounterValueDataKeys.SetItemPercent, "%" },
{ CounterValueDataKeys.Total, "count" }
});
var reporter = new TestReporter(payloadBuilder, customDataKeys);
reporter.StartReportRun(metricsMock.Object);
reporter.ReportMetric("test", counterValueSource);
payloadBuilder.PayloadFormatted().
Should().
Be(
"test__test_counter__items key1=value1 key2=value2 item=item1:value1 mtype=counter count=1i %=50" +
Environment.NewLine +
"test__test_counter__items key1=value1 key2=value2 item=item2:value2 mtype=counter count=1i %=50" +
Environment.NewLine +
"test__test_counter key1=value1 key2=value2 mtype=counter value=2i" + Environment.NewLine);
}
public async Task can_pack_metrics_with_custom_histogram_keys()
{
// Arrange
var dataKeys = new MetricValueDataKeys(
histogram: new Dictionary <HistogramValueDataKeys, string> {
{ HistogramValueDataKeys.P75, "75th_percentile" }
});
var token = CancellationToken.None;
var payloadBuilder = new TestPayloadBuilder();
var reporter = new TestReporter(
payloadBuilder,
dataKeys);
var filter = new DefaultMetricsFilter().WithEnvironmentInfo(false);
// Act
await _reportGenerator.GenerateAsync(reporter, _metrics, filter, token);
var payload = payloadBuilder.PayloadFormatted();
// Assert
payload.Should().
Be(
"application__test_counter tag1=value mtype=counter value=1i" + Environment.NewLine +
"application__test_gauge mtype=gauge value=8" + Environment.NewLine +
"application__test_histogram mtype=histogram samples=1i last=5 count.hist=1i sum=5 min=5 max=5 mean=5 median=5 stddev=0 p999=5 p99=5 p98=5 p95=5 75th_percentile=5" +
Environment.NewLine +
"application__test_meter tag2=value mtype=meter count.meter=1i rate1m=0 rate5m=0 rate15m=0 rate.mean=6000" +
Environment.NewLine +
"application__test_timer mtype=timer count.meter=1i rate1m=0 rate5m=0 rate15m=0 rate.mean=6000 samples=1i last=10 count.hist=1i sum=10 min=10 max=10 mean=10 median=10 stddev=0 p999=10 p99=10 p98=10 p95=10 75th_percentile=10" +
Environment.NewLine);
}
public void can_report_counter_with_items_with_option_not_to_report_percentage()
{
var metricsMock = new Mock <IMetrics>();
var counter = new DefaultCounterMetric();
counter.Increment(new MetricSetItem("item1", "value1"), 1);
counter.Increment(new MetricSetItem("item2", "value2"), 1);
var counterValueSource = new CounterValueSource(
"test counter",
ConstantValue.Provider(counter.Value),
Unit.None,
MetricTags.Empty,
reportItemPercentages: false);
var payloadBuilder = new TestPayloadBuilder();
var reporter = new TestReporter(payloadBuilder);
reporter.StartReportRun(metricsMock.Object);
reporter.ReportMetric("test", counterValueSource);
payloadBuilder.PayloadFormatted().
Should().
Be(
"test__test_counter__items item=item1:value1 mtype=counter total=1i" + Environment.NewLine +
"test__test_counter__items item=item2:value2 mtype=counter total=1i" + Environment.NewLine +
"test__test_counter mtype=counter value=2i" + Environment.NewLine);
}
public void can_report_counter_with_items_using_custom_key()
{
var dataKeys = new MetricValueDataKeys(
counter: new Dictionary <CounterValueDataKeys, string> {
{ CounterValueDataKeys.MetricSetItemSuffix, " setitem" }
});
var metricsMock = new Mock <IMetrics>();
var counter = new DefaultCounterMetric();
counter.Increment(new MetricSetItem("item1", "value1"), 1);
counter.Increment(new MetricSetItem("item2", "value2"), 1);
var counterValueSource = new CounterValueSource(
"test counter",
ConstantValue.Provider(counter.Value),
Unit.None,
MetricTags.Empty);
var payloadBuilder = new TestPayloadBuilder();
var reporter = new TestReporter(payloadBuilder, dataKeys);
reporter.StartReportRun(metricsMock.Object);
reporter.ReportMetric("test", counterValueSource);
payloadBuilder.PayloadFormatted().
Should().
Be(
"test__test_counter_setitem item=item1:value1 mtype=counter total=1i percent=50" + Environment.NewLine +
"test__test_counter_setitem item=item2:value2 mtype=counter total=1i percent=50" + Environment.NewLine +
"test__test_counter mtype=counter value=2i" + Environment.NewLine);
}
public void can_report_counter_with_items_tags_when_multidimensional()
{
var counterTags = new MetricTags(new[] { "key1", "key2" }, new[] { "value1", "value2" });
var metricsMock = new Mock <IMetrics>();
var counter = new DefaultCounterMetric();
counter.Increment(new MetricSetItem("item1", "value1"), 1);
counter.Increment(new MetricSetItem("item2", "value2"), 1);
var counterValueSource = new CounterValueSource(
"test counter" + MultidimensionalMetricNameSuffix,
ConstantValue.Provider(counter.Value),
Unit.None,
MetricTags.Concat(_tags, counterTags));
var payloadBuilder = new TestPayloadBuilder();
var reporter = new TestReporter(payloadBuilder);
reporter.StartReportRun(metricsMock.Object);
reporter.ReportMetric("test", counterValueSource);
payloadBuilder.PayloadFormatted().
Should().
Be(
"test__test_counter__items host=server1 env=staging key1=value1 key2=value2 item=item1:value1 mtype=counter total=1i percent=50" +
Environment.NewLine +
"test__test_counter__items host=server1 env=staging key1=value1 key2=value2 item=item2:value2 mtype=counter total=1i percent=50" +
Environment.NewLine +
"test__test_counter host=server1 env=staging key1=value1 key2=value2 mtype=counter value=2i" + Environment.NewLine);
}
public void can_clear_payload()
{
var metricsMock = new Mock <IMetrics>();
var clock = new TestClock();
var meter = new DefaultMeterMetric(clock);
meter.Mark(new MetricSetItem("item1", "value1"), 1);
meter.Mark(new MetricSetItem("item2", "value2"), 1);
var meterValueSource = new MeterValueSource(
"test meter",
ConstantValue.Provider(meter.Value),
Unit.None,
TimeUnit.Milliseconds,
MetricTags.Empty);
var payloadBuilder = new TestPayloadBuilder();
var reporter = CreateReporter(payloadBuilder);
reporter.StartReportRun(metricsMock.Object);
reporter.ReportMetric("test", meterValueSource);
var sb = new StringBuilder();
payloadBuilder.Payload().Format(sb);
sb.ToString().Should().NotBeNullOrWhiteSpace();
payloadBuilder.Clear();
payloadBuilder.Payload().Should().BeNull();
}
public void can_report_timers()
{
var metricsMock = new Mock <IMetrics>();
var clock = new TestClock();
var timer = new DefaultTimerMetric(_defaultReservoir, clock);
timer.Record(1000, TimeUnit.Milliseconds, "client1");
var timerValueSource = new TimerValueSource(
"test timer",
ConstantValue.Provider(timer.Value),
Unit.None,
TimeUnit.Minutes,
TimeUnit.Milliseconds,
MetricTags.Empty);
var payloadBuilder = new TestPayloadBuilder();
var reporter = new TestReporter(payloadBuilder);
reporter.StartReportRun(metricsMock.Object);
reporter.ReportMetric("test", timerValueSource);
payloadBuilder.PayloadFormatted().
Should().
Be(
"test__test_timer mtype=timer unit=none unit_dur=ms unit_rate=min count.meter=1i rate1m=0 rate5m=0 rate15m=0 samples=1i last=1000 count.hist=1i sum=1000 min=1000 max=1000 mean=1000 median=1000 stddev=0 p999=1000 p99=1000 p98=1000 p95=1000 p75=1000 user.last=\"client1\" user.min=\"client1\" user.max=\"client1\"" +
Environment.NewLine);
}
public void can_report_meters_with_items_using_custom_item_key()
{
var dataKeys = new MetricValueDataKeys(
meter: new Dictionary <MeterValueDataKeys, string> {
{ MeterValueDataKeys.MetricSetItemSuffix, " setitem" }
});
var metricsMock = new Mock <IMetrics>();
var clock = new TestClock();
var meter = new DefaultMeterMetric(clock);
meter.Mark(new MetricSetItem("item1", "value1"), 1);
meter.Mark(new MetricSetItem("item2", "value2"), 1);
var meterValueSource = new MeterValueSource(
"test meter",
ConstantValue.Provider(meter.Value),
Unit.None,
TimeUnit.Milliseconds,
MetricTags.Empty);
var payloadBuilder = new TestPayloadBuilder();
var reporter = new TestReporter(payloadBuilder, dataKeys);
reporter.StartReportRun(metricsMock.Object);
reporter.ReportMetric("test", meterValueSource);
payloadBuilder.PayloadFormatted().
Should().
Be(
"test__test_meter_setitem item=item1:value1 mtype=meter count.meter=1i rate1m=0 rate5m=0 rate15m=0 percent=50" +
Environment.NewLine +
"test__test_meter_setitem item=item2:value2 mtype=meter count.meter=1i rate1m=0 rate5m=0 rate15m=0 percent=50" +
Environment.NewLine +
"test__test_meter mtype=meter count.meter=2i rate1m=0 rate5m=0 rate15m=0" + Environment.NewLine);
}
public void can_report_meters_when_multidimensional()
{
var metricsMock = new Mock <IMetrics>();
var clock = new TestClock();
var meter = new DefaultMeterMetric(clock);
meter.Mark(1);
var meterValueSource = new MeterValueSource(
"test meter" + MultidimensionalMetricNameSuffix,
ConstantValue.Provider(meter.Value),
Unit.None,
TimeUnit.Milliseconds,
_tags);
var payloadBuilder = new TestPayloadBuilder();
var reporter = new TestReporter(payloadBuilder);
reporter.StartReportRun(metricsMock.Object);
reporter.ReportMetric("test", meterValueSource);
payloadBuilder.PayloadFormatted().
Should().
Be(
"test__test_meter host=server1 env=staging mtype=meter unit=none unit_rate=ms count.meter=1i rate1m=0 rate5m=0 rate15m=0" +
Environment.NewLine);
}
public void can_report_meters_with_items()
{
var metricsMock = new Mock <IMetrics>();
var clock = new TestClock();
var meter = new DefaultMeterMetric(clock);
meter.Mark(new MetricSetItem("item1", "value1"), 1);
meter.Mark(new MetricSetItem("item2", "value2"), 1);
var meterValueSource = new MeterValueSource(
"test meter",
ConstantValue.Provider(meter.Value),
Unit.None,
TimeUnit.Milliseconds,
MetricTags.Empty);
var payloadBuilder = new TestPayloadBuilder();
var reporter = new TestReporter(payloadBuilder);
reporter.StartReportRun(metricsMock.Object);
reporter.ReportMetric("test", meterValueSource);
payloadBuilder.PayloadFormatted().
Should().
Be(
"test__test_meter__items item=item1:value1 mtype=meter unit=none unit_rate=ms count.meter=1i rate1m=0 rate5m=0 rate15m=0 percent=50" +
Environment.NewLine +
"test__test_meter__items item=item2:value2 mtype=meter unit=none unit_rate=ms count.meter=1i rate1m=0 rate5m=0 rate15m=0 percent=50" +
Environment.NewLine +
"test__test_meter mtype=meter unit=none unit_rate=ms count.meter=2i rate1m=0 rate5m=0 rate15m=0" + Environment.NewLine);
}
public void can_report_meters_with_items_tags_when_multidimensional()
{
var metricsMock = new Mock <IMetrics>();
var clock = new TestClock();
var meter = new DefaultMeterMetric(clock);
meter.Mark(new MetricSetItem("item1", "value1"), 1);
meter.Mark(new MetricSetItem("item2", "value2"), 1);
var meterValueSource = new MeterValueSource(
"test meter" + MultidimensionalMetricNameSuffix,
ConstantValue.Provider(meter.Value),
Unit.None,
TimeUnit.Milliseconds,
_tags);
var payloadBuilder = new TestPayloadBuilder();
var reporter = new TestReporter(payloadBuilder);
reporter.StartReportRun(metricsMock.Object);
reporter.ReportMetric("test", meterValueSource);
payloadBuilder.PayloadFormatted().
Should().
Be(
"test__test_meter__items host=server1 env=staging item=item1:value1 mtype=meter count.meter=1i rate1m=0 rate5m=0 rate15m=0 percent=50" +
Environment.NewLine +
"test__test_meter__items host=server1 env=staging item=item2:value2 mtype=meter count.meter=1i rate1m=0 rate5m=0 rate15m=0 percent=50" +
Environment.NewLine +
"test__test_meter host=server1 env=staging mtype=meter count.meter=2i rate1m=0 rate5m=0 rate15m=0" +
Environment.NewLine);
}
public async Task can_pack_metrics()
{
// Arrange
var token = CancellationToken.None;
var payloadBuilder = new TestPayloadBuilder();
var reporter = new TestReporter(payloadBuilder);
var filter = new DefaultMetricsFilter().WithEnvironmentInfo(false);
// Act
await _fixture.ReportGenerator.GenerateAsync(reporter, _fixture.Metrics(), filter, token);
var payload = payloadBuilder.PayloadFormatted();
// Assert
payload.Should().
Be(
"application__test_counter tag1=value mtype=counter unit=req value=1i" + Environment.NewLine +
"application__test_gauge mtype=gauge unit=none value=8" + Environment.NewLine +
"application__test_histogram mtype=histogram unit=req samples=1i last=5 count.hist=1i sum=5 min=5 max=5 mean=5 median=5 stddev=0 p999=5 p99=5 p98=5 p95=5 p75=5" +
Environment.NewLine +
"application__test_meter tag2=value mtype=meter unit=none unit_rate=min count.meter=1i rate1m=0 rate5m=0 rate15m=0 rate.mean=3000" +
Environment.NewLine +
"application__test_timer mtype=timer unit=req unit_dur=ms unit_rate=min count.meter=1i rate1m=0 rate5m=0 rate15m=0 rate.mean=3000 samples=1i last=10 count.hist=1i sum=10 min=10 max=10 mean=10 median=10 stddev=0 p999=10 p99=10 p98=10 p95=10 p75=10" +
Environment.NewLine);
}
public void can_report_timers__when_multidimensional()
{
var metricsMock = new Mock <IMetrics>();
var clock = new TestClock();
var timer = new DefaultTimerMetric(_defaultReservoir, clock);
timer.Record(1000, TimeUnit.Milliseconds, "client1");
var timerValueSource = new TimerValueSource(
"test timer" + MultidimensionalMetricNameSuffix,
ConstantValue.Provider(timer.Value),
Unit.None,
TimeUnit.Milliseconds,
TimeUnit.Milliseconds,
_tags);
var payloadBuilder = new TestPayloadBuilder();
var reporter = new TestReporter(payloadBuilder);
reporter.StartReportRun(metricsMock.Object);
reporter.ReportMetric("test", timerValueSource);
payloadBuilder.PayloadFormatted().
Should().
Be(
"test__test_timer host=server1 env=staging mtype=timer count.meter=1i rate1m=0 rate5m=0 rate15m=0 samples=1i last=1000 count.hist=1i sum=1000 min=1000 max=1000 mean=1000 median=1000 stddev=0 p999=1000 p99=1000 p98=1000 p95=1000 p75=1000 user.last=\"client1\" user.min=\"client1\" user.max=\"client1\"" +
Environment.NewLine);
}
public void can_report_counter_with_items_and_tags()
{
var metricsMock = new Mock <IMetrics>();
var counter = new DefaultCounterMetric();
counter.Increment(new MetricSetItem("item1", "value1"), 1);
counter.Increment(new MetricSetItem("item2", "value2"), 1);
var counterValueSource = new CounterValueSource(
"test counter",
ConstantValue.Provider(counter.Value),
Unit.None,
new MetricTags(new[] { "key1", "key2" }, new[] { "value1", "value2" }));
var payloadBuilder = new TestPayloadBuilder();
var reporter = new TestReporter(payloadBuilder);
reporter.StartReportRun(metricsMock.Object);
reporter.ReportMetric("test", counterValueSource);
payloadBuilder.PayloadFormatted().
Should().
Be(
"test__test_counter__items key1=value1 key2=value2 item=item1:value1 mtype=counter total=1i percent=50" +
Environment.NewLine +
"test__test_counter__items key1=value1 key2=value2 item=item2:value2 mtype=counter total=1i percent=50" +
Environment.NewLine +
"test__test_counter key1=value1 key2=value2 mtype=counter value=2i" + Environment.NewLine);
}
public void can_report_gauges__when_multidimensional()
{
var metricsMock = new Mock <IMetrics>();
var gauge = new FunctionGauge(() => 1);
var gaugeValueSource = new GaugeValueSource(
"gauge-group" + MultidimensionalMetricNameSuffix,
ConstantValue.Provider(gauge.Value),
Unit.None,
_tags);
var payloadBuilder = new TestPayloadBuilder();
var reporter = new TestReporter(payloadBuilder);
reporter.StartReportRun(metricsMock.Object);
reporter.ReportMetric("test", gaugeValueSource);
payloadBuilder.PayloadFormatted().Should().Be("test__gauge-group host=server1 env=staging mtype=gauge value=1" + Environment.NewLine);
}
public void can_report_gauges()
{
var metricsMock = new Mock <IMetrics>();
var gauge = new FunctionGauge(() => 1);
var gaugeValueSource = new GaugeValueSource(
"test gauge",
ConstantValue.Provider(gauge.Value),
Unit.None,
MetricTags.Empty);
var payloadBuilder = new TestPayloadBuilder();
var reporter = new TestReporter(payloadBuilder);
reporter.StartReportRun(metricsMock.Object);
reporter.ReportMetric("test", gaugeValueSource);
payloadBuilder.PayloadFormatted().Should().Be("test__test_gauge mtype=gauge value=1" + Environment.NewLine);
}
public void can_report_counters__when_multidimensional()
{
var metricsMock = new Mock <IMetrics>();
var counter = new DefaultCounterMetric();
counter.Increment(1);
var counterValueSource = new CounterValueSource(
"test counter" + MultidimensionalMetricNameSuffix,
ConstantValue.Provider(counter.Value),
Unit.None,
_tags);
var payloadBuilder = new TestPayloadBuilder();
var reporter = new TestReporter(payloadBuilder);
reporter.StartReportRun(metricsMock.Object);
reporter.ReportMetric("test", counterValueSource);
payloadBuilder.PayloadFormatted().Should().Be("test__test_counter host=server1 env=staging mtype=counter value=1i" + Environment.NewLine);
}
public void can_report_counters()
{
var metricsMock = new Mock <IMetrics>();
var counter = new DefaultCounterMetric();
counter.Increment(1);
var counterValueSource = new CounterValueSource(
"test counter",
ConstantValue.Provider(counter.Value),
Unit.None,
MetricTags.Empty);
var payloadBuilder = new TestPayloadBuilder();
var reporter = new TestReporter(payloadBuilder);
reporter.StartReportRun(metricsMock.Object);
reporter.ReportMetric("test", counterValueSource);
payloadBuilder.PayloadFormatted().Should().Be("test__test_counter mtype=counter value=1i" + Environment.NewLine);
}
// [Fact]
// public async Task on_end_report_clears_playload()
// {
// var metricsMock = new Mock<IMetrics>();
// var payloadBuilderMock = new Mock<IMetricPayloadBuilder<TestMetricPayload>>();
// payloadBuilderMock.Setup(p => p.Clear());
// var items = CreateReporterAndPayloadBuilder(payloadBuilderMock.Object);
// await items.Item1.EndAndFlushReportRunAsync(metricsMock.Object).ConfigureAwait(false);
// payloadBuilderMock.Verify(p => p.Clear(), Times.Once);
// }
// [Fact]
// public void when_disposed_clears_playload()
// {
// var payloadBuilderMock = new Mock<IMetricPayloadBuilder<TestMetricPayload>>();
// payloadBuilderMock.Setup(p => p.Clear());
// var items = CreateReporterAndPayloadBuilder();
// items.Item1.Dispose();
// payloadBuilderMock.Verify(p => p.Clear(), Times.Once);
// }
private static (IMetricReporter, IMetricPayloadBuilder <TestMetricPayload>) CreateReporterAndPayloadBuilder()
{
var loggerFactory = new LoggerFactory();
var settings = new TestReporterSettings();
var payloadBuilder = new TestPayloadBuilder(settings.MetricNameFormatter, settings.DataKeys);
var reporter = new ReportRunner <TestMetricPayload>(
p =>
{
var payload = p.Payload();
return(AppMetricsTaskCache.SuccessTask);
},
payloadBuilder,
settings.ReportInterval,
"Test Reporter",
loggerFactory);
return(reporter, payloadBuilder);
}
public void can_report_apdex__when_multidimensional()
{
var metricsMock = new Mock <IMetrics>();
var clock = new TestClock();
var gauge = new DefaultApdexMetric(_defaultReservoir, clock, false);
var apdexValueSource = new ApdexValueSource(
"test apdex" + MultidimensionalMetricNameSuffix,
ConstantValue.Provider(gauge.Value),
_tags,
resetOnReporting: false);
var payloadBuilder = new TestPayloadBuilder();
var reporter = CreateReporter(payloadBuilder);
reporter.StartReportRun(metricsMock.Object);
reporter.ReportMetric("test", apdexValueSource);
payloadBuilder.PayloadFormatted().
Should().
Be("test__test_apdex host=server1 env=staging mtype=apdex samples=0i score=0 satisfied=0i tolerating=0i frustrating=0i" + Environment.NewLine);
}
public void can_report_apdex()
{
var metricsMock = new Mock <IMetrics>();
var clock = new TestClock();
var gauge = new DefaultApdexMetric(_defaultReservoir, clock, false);
var apdexValueSource = new ApdexValueSource(
"test apdex",
ConstantValue.Provider(gauge.Value),
MetricTags.Empty,
false);
var payloadBuilder = new TestPayloadBuilder();
var reporter = new TestReporter(payloadBuilder);
reporter.StartReportRun(metricsMock.Object);
reporter.ReportMetric("test", apdexValueSource);
payloadBuilder.PayloadFormatted().
Should().
Be("test__test_apdex mtype=apdex samples=0i score=0 satisfied=0i tolerating=0i frustrating=0i" + Environment.NewLine);
}
public void can_report_meters()
{
var metricsMock = new Mock <IMetrics>();
var clock = new TestClock();
var meter = new DefaultMeterMetric(clock);
meter.Mark(1);
var meterValueSource = new MeterValueSource(
"test meter",
ConstantValue.Provider(meter.Value),
Unit.None,
TimeUnit.Milliseconds,
MetricTags.Empty);
var payloadBuilder = new TestPayloadBuilder();
var reporter = CreateReporter(payloadBuilder);
reporter.StartReportRun(metricsMock.Object);
reporter.ReportMetric("test", meterValueSource);
payloadBuilder.PayloadFormatted().Should().Be("test__test_meter mtype=meter count.meter=1i rate1m=0 rate5m=0 rate15m=0" + Environment.NewLine);
}
public void can_report_histograms_when_multidimensional()
{
var metricsMock = new Mock <IMetrics>();
var histogram = new DefaultHistogramMetric(_defaultReservoir);
histogram.Update(1000, "client1");
var histogramValueSource = new HistogramValueSource(
"test histogram" + MultidimensionalMetricNameSuffix,
ConstantValue.Provider(histogram.Value),
Unit.None,
_tags);
var payloadBuilder = new TestPayloadBuilder();
var reporter = CreateReporter(payloadBuilder);
reporter.StartReportRun(metricsMock.Object);
reporter.ReportMetric("test", histogramValueSource);
payloadBuilder.PayloadFormatted().
Should().
Be(
"test__test_histogram host=server1 env=staging mtype=histogram samples=1i last=1000 count.hist=1i sum=1000 min=1000 max=1000 mean=1000 median=1000 stddev=0 p999=1000 p99=1000 p98=1000 p95=1000 p75=1000 user.last=\"client1\" user.min=\"client1\" user.max=\"client1\"" + Environment.NewLine);
}
public void can_report_histograms()
{
var metricsMock = new Mock <IMetrics>();
var histogram = new DefaultHistogramMetric(_defaultReservoir);
histogram.Update(1000, "client1");
var histogramValueSource = new HistogramValueSource(
"test histogram",
ConstantValue.Provider(histogram.Value),
Unit.None,
MetricTags.Empty);
var payloadBuilder = new TestPayloadBuilder();
var reporter = new TestReporter(payloadBuilder);
reporter.StartReportRun(metricsMock.Object);
reporter.ReportMetric("test", histogramValueSource);
payloadBuilder.PayloadFormatted().
Should().
Be(
"test__test_histogram mtype=histogram unit=none samples=1i last=1000 count.hist=1i sum=1000 min=1000 max=1000 mean=1000 median=1000 stddev=0 p999=1000 p99=1000 p98=1000 p95=1000 p75=1000 user.last=\"client1\" user.min=\"client1\" user.max=\"client1\"" +
Environment.NewLine);
}