From 7a10c0ef2a6566229e8571f6d385ca2ff794cc20 Mon Sep 17 00:00:00 2001
From: Ivan Topolnak <itopolnak@despegar.com>
Date: Thu, 2 Jan 2014 18:09:53 -0300
Subject: integrate trace and metrics into the base project

---
 .../trace/instrumentation/ActorLoggingSpec.scala   | 51 ++++++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 kamon-core/src/test/scala/kamon/trace/instrumentation/ActorLoggingSpec.scala

(limited to 'kamon-core/src/test/scala/kamon/trace/instrumentation/ActorLoggingSpec.scala')

diff --git a/kamon-core/src/test/scala/kamon/trace/instrumentation/ActorLoggingSpec.scala b/kamon-core/src/test/scala/kamon/trace/instrumentation/ActorLoggingSpec.scala
new file mode 100644
index 00000000..89742651
--- /dev/null
+++ b/kamon-core/src/test/scala/kamon/trace/instrumentation/ActorLoggingSpec.scala
@@ -0,0 +1,51 @@
+/* ===================================================
+ * Copyright © 2013 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.trace.instrumentation
+
+import akka.testkit.TestKit
+import org.scalatest.{ Inspectors, Matchers, WordSpecLike }
+import akka.actor.{ Props, ActorLogging, Actor, ActorSystem }
+import akka.event.Logging.{ LogEvent }
+import kamon.trace.{ ContextAware, TraceContext, Trace }
+
+class ActorLoggingSpec extends TestKit(ActorSystem("actor-logging-spec")) with WordSpecLike with Matchers with Inspectors {
+
+  "the ActorLogging instrumentation" should {
+    "attach the TraceContext (if available) to log events" in {
+      val testTraceContext = Some(TraceContext(Actor.noSender, 1))
+      val loggerActor = system.actorOf(Props[LoggerActor])
+      system.eventStream.subscribe(testActor, classOf[LogEvent])
+
+      Trace.withContext(testTraceContext) {
+        loggerActor ! "info"
+      }
+
+      fishForMessage() {
+        case event: LogEvent if event.message.toString contains "TraceContext =>" ⇒
+          val ctxInEvent = event.asInstanceOf[ContextAware].traceContext
+          ctxInEvent === testTraceContext
+
+        case event: LogEvent ⇒ false
+      }
+    }
+  }
+}
+
+class LoggerActor extends Actor with ActorLogging {
+  def receive = {
+    case "info" ⇒ log.info("TraceContext => {}", Trace.context())
+  }
+}
-- 
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