diff options
Diffstat (limited to 'kamon-core/src/test/scala')
-rw-r--r-- | kamon-core/src/test/scala/kamon/metrics/ActorMetricsSpec.scala | 31 | ||||
-rw-r--r-- | kamon-core/src/test/scala/kamon/metrics/MetricSnapshotSpec.scala | 9 |
2 files changed, 38 insertions, 2 deletions
diff --git a/kamon-core/src/test/scala/kamon/metrics/ActorMetricsSpec.scala b/kamon-core/src/test/scala/kamon/metrics/ActorMetricsSpec.scala index 61d15bc9..2144bd55 100644 --- a/kamon-core/src/test/scala/kamon/metrics/ActorMetricsSpec.scala +++ b/kamon-core/src/test/scala/kamon/metrics/ActorMetricsSpec.scala @@ -103,6 +103,17 @@ class ActorMetricsSpec extends TestKitBase with WordSpecLike with Matchers { } } + "track the number of errors" in new ErrorActorFixture { + val (error, metricsListener) = failedActor("tracked-errors") + + for (_ ← 1 to 5) { + error ! Error + } + + val actorMetrics = expectActorMetrics("user/tracked-errors", metricsListener, 3 seconds) + actorMetrics.errorCounter.numberOfMeasurements should be(5L) + } + def expectActorMetrics(actorPath: String, listener: TestProbe, waitTime: FiniteDuration): ActorMetricSnapshot = { val tickSnapshot = within(waitTime) { listener.expectMsgType[TickMetricSnapshot] @@ -124,6 +135,19 @@ class ActorMetricsSpec extends TestKitBase with WordSpecLike with Matchers { (actor, metricsListener) } } + + trait ErrorActorFixture { + def failedActor(name: String): (ActorRef, TestProbe) = { + val actor = system.actorOf(Props[FailedActor], name) + val metricsListener = TestProbe() + + Kamon(Metrics).subscribe(ActorMetrics, "user/" + name, metricsListener.ref, permanently = true) + // Wait for one empty snapshot before proceeding to the test. + metricsListener.expectMsgType[TickMetricSnapshot] + + (actor, metricsListener) + } + } } class DelayableActor extends Actor { @@ -133,5 +157,12 @@ class DelayableActor extends Actor { } } +class FailedActor extends Actor { + def receive = { + case Error ⇒ 1 / 0 + case Discard ⇒ + } +} case object Discard case class Delay(time: FiniteDuration) +case class Error() diff --git a/kamon-core/src/test/scala/kamon/metrics/MetricSnapshotSpec.scala b/kamon-core/src/test/scala/kamon/metrics/MetricSnapshotSpec.scala index b4f33ec3..4d6ebc49 100644 --- a/kamon-core/src/test/scala/kamon/metrics/MetricSnapshotSpec.scala +++ b/kamon-core/src/test/scala/kamon/metrics/MetricSnapshotSpec.scala @@ -25,25 +25,28 @@ class MetricSnapshotSpec extends WordSpec with Matchers { "support a max operation" in new SnapshotFixtures { snapshotA.max should be(17) snapshotB.max should be(10) + snapshotC.max should be(1) } "support a min operation" in new SnapshotFixtures { snapshotA.min should be(1) snapshotB.min should be(2) + snapshotC.min should be(1) } "be able to merge with other snapshot" in new SnapshotFixtures { - val merged = snapshotA.merge(snapshotB) + val merged = snapshotA.merge(snapshotB).merge(snapshotC) merged.min should be(1) merged.max should be(17) - merged.numberOfMeasurements should be(200) + merged.numberOfMeasurements should be(300) merged.measurements.map(_.value) should contain inOrderOnly (1, 2, 4, 5, 7, 10, 17) } "be able to merge with empty snapshots" in new SnapshotFixtures { snapshotA.merge(emptySnapshot) should be(snapshotA) emptySnapshot.merge(snapshotA).merge(emptySnapshot) should be(snapshotA) + snapshotC.merge(emptySnapshot) should be(snapshotC) } } @@ -63,5 +66,7 @@ class MetricSnapshotSpec extends WordSpec with Matchers { Measurement(4, 48), Measurement(5, 39), Measurement(10, 7))) + + val snapshotC = MetricSnapshot(InstrumentTypes.Counter, 100, Scale.Unit, Vector(Measurement(1, 100))) } } |