public void should_retain_the_min_updated_value()
{
var gauge = new MinGauge(new MetricConfig("min1"));
gauge.Update(42L);
Measure measure = Testing.Sync <Measure>(gauge, gauge.GetMeasure, gauge.context_);
Assert.That(measure.Value, Is.EqualTo(42.0));
gauge = new MinGauge(new MetricConfig("min1"));
gauge.Update(42L);
gauge.Update(420L);
measure = Testing.Sync <Measure>(gauge, gauge.GetMeasure, gauge.context_);
Assert.That(measure.Value, Is.EqualTo(42.0));
gauge = new MinGauge(new MetricConfig("min1"));
gauge.Update(42L);
gauge.Update(420L);
gauge.Update(1L);
measure = Testing.Sync <Measure>(gauge, gauge.GetMeasure, gauge.context_);
Assert.That(measure.Value, Is.EqualTo(1.0));
}
public void Consists_of_a_single_monitor()
{
var gauge = new MinGauge(MonitorConfig.Build("Test"));
gauge.GetAllMonitors().Should().HaveCount(1);
gauge.GetAllMonitors().Single().Should().BeSameAs(gauge);
}
public void should_report_zero_when_value_is_not_set()
{
var min = new MinGauge(new MetricConfig("min2"));
Measure measure = Testing.Sync <Measure>(min, min.GetMeasure, min.context_);
Assert.That(measure.Value, Is.EqualTo(0));
}
public void Get_and_reset_gets_the_maximum_value()
{
const long expected = 100L;
var gauge = new MinGauge(MonitorConfig.Build("Test"));
gauge.Set(expected);
gauge.GetValueAndReset().Should().Be(expected);
}
public void Get_and_reset_sets_the_value_to_zero()
{
var gauge = new MinGauge(MonitorConfig.Build("Test"));
gauge.Set(100L);
gauge.GetValueAndReset();
gauge.GetValue().Should().Be(0L);
}
public void Reset_sets_the_value_to_zero()
{
var gauge = new MinGauge(MonitorConfig.Build("Test"));
gauge.Set(-100L);
gauge.Reset();
gauge.GetValues().First().Value.Should().Be(0L);
}
public void should_reset_the_gauge() {
var min = new MinGauge(new MetricConfig("min2"));
min.Update(42L);
Measure measure = Testing.Sync<Measure>(min, min.GetMeasure, min.context_);
Assert.That(measure.Value, Is.EqualTo(42L));
min.Reset();
min.Update(50L);
measure = Testing.Sync<Measure>(min, min.GetMeasure, min.context_);
Assert.That(measure.Value, Is.EqualTo(50D));
}
public void Supplying_value_greater_than_previously_record_does_not_update_the_value()
{
const long minimumValue = 500;
const long maximumValue = 1000;
var gauge = new MinGauge(MonitorConfig.Build("Test"));
gauge.Set(minimumValue);
gauge.Set(maximumValue);
gauge.GetValue().Should().Be(minimumValue);
}
public void Supplying_value_less_than_previously_record_updates_the_value()
{
const long maximumValue = 1000;
const long minimumValue = 10;
var gauge = new MinGauge(MonitorConfig.Build("Test"));
gauge.Set(maximumValue);
gauge.Set(minimumValue);
gauge.GetValues().First().Value.Should().Be(minimumValue);
}
public void should_reset_the_gauge()
{
var min = new MinGauge(new MetricConfig("min2"));
min.Update(42L);
Measure measure = Testing.Sync <Measure>(min, min.GetMeasure, min.context_);
Assert.That(measure.Value, Is.EqualTo(42L));
min.Reset();
min.Update(50L);
measure = Testing.Sync <Measure>(min, min.GetMeasure, min.context_);
Assert.That(measure.Value, Is.EqualTo(50D));
}
public void should_retain_the_min_updated_value() {
var gauge = new MinGauge(new MetricConfig("min1"));
gauge.Update(42L);
Measure measure = Testing.Sync<Measure>(gauge, gauge.GetMeasure, gauge.context_);
Assert.That(measure.Value, Is.EqualTo(42.0));
gauge = new MinGauge(new MetricConfig("min1"));
gauge.Update(42L);
gauge.Update(420L);
measure = Testing.Sync<Measure>(gauge, gauge.GetMeasure, gauge.context_);
Assert.That(measure.Value, Is.EqualTo(42.0));
gauge = new MinGauge(new MetricConfig("min1"));
gauge.Update(42L);
gauge.Update(420L);
gauge.Update(1L);
measure = Testing.Sync<Measure>(gauge, gauge.GetMeasure, gauge.context_);
Assert.That(measure.Value, Is.EqualTo(1.0));
}
public void should_report_zero_when_value_is_not_set() {
var min = new MinGauge(new MetricConfig("min2"));
Measure measure = Testing.Sync<Measure>(min, min.GetMeasure, min.context_);
Assert.That(measure.Value, Is.EqualTo(0));
}
public void Gauge_tag_is_added_to_configuration()
{
var gauge = new MinGauge(MonitorConfig.Build("Test"));
gauge.Config.Tags.Should().Contain(DataSourceType.Gauge);
}
public void Initial_value_is_zero()
{
var gauge = new MinGauge(MonitorConfig.Build("Test"));
gauge.GetValue().Should().Be(0);
}
public void Value_is_called_value()
{
var gauge = new MinGauge(MonitorConfig.Build("Test"));
gauge.GetValues().Single().Name.Should().Be("value");
}
