/*
* =========================================================================================
* 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.testkit
import akka.testkit.{ ImplicitSender, TestKitBase }
import akka.actor.ActorSystem
import com.typesafe.config.{ Config, ConfigFactory }
import kamon.Kamon
import kamon.metric.{ Entity, SubscriptionsDispatcher, EntitySnapshot, MetricsImpl }
import kamon.trace.TraceContext
import kamon.util.LazyActorRef
import org.scalatest.{ BeforeAndAfterAll, Matchers, WordSpecLike }
import scala.reflect.ClassTag
abstract class BaseKamonSpec(actorSystemName: String) extends TestKitBase with WordSpecLike with Matchers with ImplicitSender with BeforeAndAfterAll {
lazy val collectionContext = Kamon.metrics.buildDefaultCollectionContext
implicit lazy val system: ActorSystem = {
Kamon.start(config.withFallback(ConfigFactory.load()))
ActorSystem(actorSystemName, config)
}
def config: Config =
ConfigFactory.empty()
def newContext(name: String): TraceContext =
Kamon.tracer.newContext(name)
def newContext(name: String, token: String): TraceContext =
Kamon.tracer.newContext(name, token)
def takeSnapshotOf(name: String, category: String): EntitySnapshot = {
val recorder = Kamon.metrics.find(name, category).get
recorder.collect(collectionContext)
}
def takeSnapshotOf(name: String, category: String, tags: Map[String, String]): EntitySnapshot = {
val recorder = Kamon.metrics.find(Entity(name, category, tags)).get
recorder.collect(collectionContext)
}
def flushSubscriptions(): Unit = {
val subscriptionsField = Kamon.metrics.getClass.getDeclaredField("_subscriptions")
subscriptionsField.setAccessible(true)
val subscriptions = subscriptionsField.get(Kamon.metrics).asInstanceOf[LazyActorRef]
subscriptions.tell(SubscriptionsDispatcher.Tick)
}
override protected def afterAll(): Unit = system.shutdown()
}