public void NodeMetrics_must_not_merge_2_NodeMetrics_if_master_is_more_recent()
{
var sample1 = new NodeMetrics(_node1, 1,
ImmutableHashSet.Create <Metric>(Metric.Create("a", 10), Metric.Create("b", 20)));
var sample2 = new NodeMetrics(_node1, 0, ImmutableHashSet.Create <Metric>(Metric.Create("a", 11), Metric.Create("c", 30)));
var merged = sample1.Merge(sample2); //older and not the same
merged.Timestamp.ShouldBe(sample1.Timestamp);
merged.Metrics.ShouldBe(sample1.Metrics);
}
public void NodeMetrics_must_merge_2_NodeMetrics_by_most_recent()
{
var sample1 = new NodeMetrics(_node1, 1,
ImmutableHashSet.Create <Metric>(Metric.Create("a", 10), Metric.Create("b", 20)));
var sample2 = new NodeMetrics(_node1, 2, ImmutableHashSet.Create <Metric>(Metric.Create("a", 11), Metric.Create("c", 30)));
var merged = sample1.Merge(sample2);
merged.Timestamp.ShouldBe(sample2.Timestamp);
merged.Metric("a").Value.ShouldBe(11);
merged.Metric("b").Value.ShouldBe(20);
merged.Metric("c").Value.ShouldBe(30);
}
public static Metric <T> WithoutValue <T>(this MetricDescriptor <T> descriptor) => Metric.Create(descriptor, EmptyValue <T>());
public static Metric <T> WithValue <T>(this MetricDescriptor <T> descriptor, T value) => Metric.Create(descriptor, value);
public void RegisterMetrics(ICollectorRegistry registry)
{
_metrics = _config.Metrics.Select(m => Metric.Create(registry, m)).ToArray();
}
