diff options
Diffstat (limited to 'kamon-core/src/legacy-test/scala/kamon/util/executors/ExecutorServiceMetricsSpec.scala')
-rw-r--r-- | kamon-core/src/legacy-test/scala/kamon/util/executors/ExecutorServiceMetricsSpec.scala | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/kamon-core/src/legacy-test/scala/kamon/util/executors/ExecutorServiceMetricsSpec.scala b/kamon-core/src/legacy-test/scala/kamon/util/executors/ExecutorServiceMetricsSpec.scala new file mode 100644 index 00000000..4e5394f8 --- /dev/null +++ b/kamon-core/src/legacy-test/scala/kamon/util/executors/ExecutorServiceMetricsSpec.scala @@ -0,0 +1,75 @@ +/* + * ========================================================================================= + * Copyright © 2013-2015 the kamon project <http://kamon.io/> + * + * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software distributed under the + * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, + * either express or implied. See the License for the specific language governing permissions + * and limitations under the License. + * ========================================================================================= + */ + +package kamon.util.executors + +import java.util.concurrent.Executors + +import kamon.Kamon +import kamon.metric.{Entity, EntityRecorder} +import kamon.testkit.BaseKamonSpec + +class ExecutorServiceMetricsSpec extends BaseKamonSpec("executor-service-metrics-spec") { + + "the ExecutorServiceMetrics" should { + "register a SingleThreadPool, collect their metrics and remove it" in { + val singleThreadPoolExecutor = Executors.newSingleThreadExecutor() + val singleThreadPoolExecutorEntity = ExecutorServiceMetrics.register("single-thread-pool", singleThreadPoolExecutor) + findExecutorRecorder(singleThreadPoolExecutorEntity) should not be empty + + ExecutorServiceMetrics.remove(singleThreadPoolExecutorEntity) + findExecutorRecorder(singleThreadPoolExecutorEntity) should be(empty) + } + + "register a ThreadPoolExecutor, collect their metrics and remove it" in { + val threadPoolExecutor = Executors.newCachedThreadPool() + val threadPoolExecutorEntity = ExecutorServiceMetrics.register("thread-pool-executor", threadPoolExecutor) + findExecutorRecorder(threadPoolExecutorEntity) should not be empty + + ExecutorServiceMetrics.remove(threadPoolExecutorEntity) + findExecutorRecorder(threadPoolExecutorEntity) should be(empty) + } + + "register a ScheduledThreadPoolExecutor, collect their metrics and remove it" in { + val scheduledThreadPoolExecutor = Executors.newSingleThreadScheduledExecutor() + val scheduledThreadPoolEntity = ExecutorServiceMetrics.register("scheduled-thread-pool-executor", scheduledThreadPoolExecutor) + findExecutorRecorder(scheduledThreadPoolEntity) should not be empty + + ExecutorServiceMetrics.remove(scheduledThreadPoolEntity) + findExecutorRecorder(scheduledThreadPoolEntity) should be(empty) + } + + "register a Java ForkJoinPool, collect their metrics and remove it" in { + val javaForkJoinPool = Executors.newWorkStealingPool() + val javaForkJoinPoolEntity = ExecutorServiceMetrics.register("java-fork-join-pool", javaForkJoinPool) + findExecutorRecorder(javaForkJoinPoolEntity) should not be empty + + ExecutorServiceMetrics.remove(javaForkJoinPoolEntity) + findExecutorRecorder(javaForkJoinPoolEntity) should be(empty) + } + + "register a Scala ForkJoinPool, collect their metrics and remove it" in { + val scalaForkJoinPool = new scala.concurrent.forkjoin.ForkJoinPool() + val scalaForkJoinPoolEntity = ExecutorServiceMetrics.register("scala-fork-join-pool", scalaForkJoinPool) + findExecutorRecorder(scalaForkJoinPoolEntity) should not be empty + + ExecutorServiceMetrics.remove(scalaForkJoinPoolEntity) + findExecutorRecorder(scalaForkJoinPoolEntity) should be(empty) + } + + def findExecutorRecorder(entity: Entity): Option[EntityRecorder] = Kamon.metrics.find(entity) + } +} |