private void CheckMetricValue(string description, MetricsCache.Record cr, string
key, Number val)
{
Assert.Equal(description, val, cr.GetMetric(key));
NUnit.Framework.Assert.IsNotNull("metric not null", cr.GetMetricInstance(key));
Assert.Equal(description, val, cr.GetMetricInstance(key).Value
());
}
public virtual void TestUpdate()
{
MetricsCache cache = new MetricsCache();
MetricsRecord mr = MakeRecord("r", Arrays.AsList(MakeTag("t", "tv")), Arrays.AsList
(MakeMetric("m", 0), MakeMetric("m1", 1)));
MetricsCache.Record cr = cache.Update(mr);
Org.Mockito.Mockito.Verify(mr).Name();
Org.Mockito.Mockito.Verify(mr).Tags();
Org.Mockito.Mockito.Verify(mr).Metrics();
Assert.Equal("same record size", cr.Metrics().Count, ((ICollection
<AbstractMetric>)mr.Metrics()).Count);
Assert.Equal("same metric value", 0, cr.GetMetric("m"));
MetricsRecord mr2 = MakeRecord("r", Arrays.AsList(MakeTag("t", "tv")), Arrays.AsList
(MakeMetric("m", 2), MakeMetric("m2", 42)));
cr = cache.Update(mr2);
Assert.Equal("contains 3 metric", 3, cr.Metrics().Count);
CheckMetricValue("updated metric value", cr, "m", 2);
CheckMetricValue("old metric value", cr, "m1", 1);
CheckMetricValue("new metric value", cr, "m2", 42);
MetricsRecord mr3 = MakeRecord("r", Arrays.AsList(MakeTag("t", "tv3")), Arrays.AsList
(MakeMetric("m3", 3)));
// different tag value
cr = cache.Update(mr3);
// should get a new record
Assert.Equal("contains 1 metric", 1, cr.Metrics().Count);
CheckMetricValue("updated metric value", cr, "m3", 3);
// tags cache should be empty so far
Assert.Equal("no tags", 0, cr.Tags().Count);
// until now
cr = cache.Update(mr3, true);
Assert.Equal("Got 1 tag", 1, cr.Tags().Count);
Assert.Equal("Tag value", "tv3", cr.GetTag("t"));
CheckMetricValue("Metric value", cr, "m3", 3);
}