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/*
* 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.scheduler
import org.apache.spark.scheduler.cluster.ExecutorInfo
import org.apache.spark.{SparkContext, LocalSparkContext}
import org.scalatest.{FunSuite, BeforeAndAfter, BeforeAndAfterAll}
import scala.collection.mutable
/**
* Unit tests for SparkListener that require a local cluster.
*/
class SparkListenerWithClusterSuite extends FunSuite with LocalSparkContext
with BeforeAndAfter with BeforeAndAfterAll {
/** Length of time to wait while draining listener events. */
val WAIT_TIMEOUT_MILLIS = 10000
before {
sc = new SparkContext("local-cluster[2,1,512]", "SparkListenerSuite")
}
test("SparkListener sends executor added message") {
val listener = new SaveExecutorInfo
sc.addSparkListener(listener)
val rdd1 = sc.parallelize(1 to 100, 4)
val rdd2 = rdd1.map(_.toString)
rdd2.setName("Target RDD")
rdd2.count()
assert(sc.listenerBus.waitUntilEmpty(WAIT_TIMEOUT_MILLIS))
assert(listener.addedExecutorInfo.size == 2)
assert(listener.addedExecutorInfo("0").totalCores == 1)
assert(listener.addedExecutorInfo("1").totalCores == 1)
}
private class SaveExecutorInfo extends SparkListener {
val addedExecutorInfo = mutable.Map[String, ExecutorInfo]()
override def onExecutorAdded(executor: SparkListenerExecutorAdded) {
addedExecutorInfo(executor.executorId) = executor.executorInfo
}
}
}
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