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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.network.netty
import org.apache.spark.network.BlockDataManager
import org.apache.spark.{SecurityManager, SparkConf}
import org.mockito.Mockito.mock
import org.scalatest._
class NettyBlockTransferServiceSuite extends FunSuite with BeforeAndAfterEach with ShouldMatchers {
private var service0: NettyBlockTransferService = _
private var service1: NettyBlockTransferService = _
override def afterEach() {
if (service0 != null) {
service0.close()
service0 = null
}
if (service1 != null) {
service1.close()
service1 = null
}
}
test("can bind to a random port") {
service0 = createService(port = 0)
service0.port should not be 0
}
test("can bind to two random ports") {
service0 = createService(port = 0)
service1 = createService(port = 0)
service0.port should not be service1.port
}
test("can bind to a specific port") {
val port = 17634
service0 = createService(port)
service0.port should be >= port
service0.port should be <= (port + 10) // avoid testing equality in case of simultaneous tests
}
test("can bind to a specific port twice and the second increments") {
val port = 17634
service0 = createService(port)
service1 = createService(port)
service0.port should be >= port
service0.port should be <= (port + 10)
service1.port should be (service0.port + 1)
}
private def createService(port: Int): NettyBlockTransferService = {
val conf = new SparkConf()
.set("spark.app.id", s"test-${getClass.getName}")
.set("spark.blockManager.port", port.toString)
val securityManager = new SecurityManager(conf)
val blockDataManager = mock(classOf[BlockDataManager])
val service = new NettyBlockTransferService(conf, securityManager, numCores = 1)
service.init(blockDataManager)
service
}
}
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