Github user squito commented on a diff in the pull request:
https://github.com/apache/spark/pull/5741#discussion_r29706679
--- Diff:
streaming/src/test/scala/org/apache/spark/streaming/ActorSystemSuite.scala ---
@@ -0,0 +1,73 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 org.apache.spark.streaming
+
+import akka.actor.{Actor, Props}
+import org.apache.spark._
+import org.apache.spark.util.{AkkaUtils, ConfiguredTimeout}
+import org.scalatest.concurrent.Timeouts
+import org.scalatest.{BeforeAndAfter, FunSuite}
+
+
+class EchoActor extends Actor {
+ def receive: Receive = {
+ case msg =>
+ Thread.sleep(1200)
+ sender() ! msg
+ }
+}
+
+
+class ActorSystemSuite extends FunSuite with BeforeAndAfter with Timeouts
with Logging {
+
+ val master = "local[2]"
+ val appName = this.getClass.getSimpleName
+ val batchDuration = Milliseconds(500)
+ val sparkHome = "someDir"
+ val envPair = "key" -> "value"
+
+ var ssc: StreamingContext = null
+
+ test("actor askWithReply using ConfiguredTimeout") {
+ val conf = new SparkConf()
+
+ val shortProp = "spark.ask.short.timeout"
+
+ conf.set(shortProp, "1s")
+
+ ssc = new StreamingContext(master, appName, batchDuration)
+
+ val actorSystem = AkkaUtils.createActorSystem("EchoActors",
"127.0.0.1", 9999, conf = conf,
+ securityManager = new SecurityManager(conf))._1
+
+ val askingActor = actorSystem.actorOf(Props[EchoActor], "AskingActor")
+
+ AkkaUtils.askWithReply[String]("this should echo", askingActor, 1, 0,
+ ConfiguredTimeout.createAskTimeout(conf))
+
+ try {
+ AkkaUtils.askWithReply[String]("this should timeout", askingActor,
1, 0,
+ ConfiguredTimeout(conf, shortProp))
+ throw new TestException("required exception not raised during
AkkaUtils.askWithReply")
+ } catch {
+ case se: SparkException =>
+ assert(se.getCause().getMessage().contains(shortProp))
--- End diff --
this can be simplified to:
```
val exc = intercept[SparkException]{
AkkaUtils.askWithReply[String]("this should timeout", askingActor, 1, 0,
ConfiguredTimeout(conf, shortProp))
}
assert(exc.getCause().getMessage().contains("..."))
```
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