+ core: provide generic way to scale time and memory metrics

1 files changed, 9 insertions, 0 deletions

diff --git a/kamon-core/src/test/scala/kamon/metric/instrument/CounterSpec.scala b/kamon-core/src/test/scala/kamon/metric/instrument/CounterSpec.scala
index 094baf4c..850200d4 100644
--- a/kamon-core/src/test/scala/kamon/metric/instrument/CounterSpec.scala
+++ b/kamon-core/src/test/scala/kamon/metric/instrument/CounterSpec.scala
@@ -56,6 +56,15 @@ class CounterSpec extends WordSpec with Matchers {
       counterBSnapshot.merge(counterASnapshot, collectionContext).count should be(300)
     }
 
+    "produce a snapshot that can be scaled" in new CounterFixture {
+      counter.increment(100)
+
+      val counterSnapshot = takeSnapshotFrom(counter)
+
+      val scaledSnapshot = counterSnapshot.scale(Time.Milliseconds, Time.Microseconds)
+      scaledSnapshot.count should be(100000)
+    }
+
   }
 
   trait CounterFixture {