| /* |
| * 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.zeppelin.interpreter.remote; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import java.io.IOException; |
| import java.util.concurrent.ScheduledExecutorService; |
| import java.util.concurrent.Executors; |
| import java.util.concurrent.TimeUnit; |
| |
| import org.apache.thrift.TException; |
| import org.apache.zeppelin.interpreter.remote.RemoteInterpreterServer; |
| import org.apache.zeppelin.interpreter.remote.RemoteInterpreterUtils; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| public class RemoteInterpreterServerTest { |
| @Before |
| public void setUp() throws Exception { |
| } |
| |
| @After |
| public void tearDown() throws Exception { |
| } |
| |
| @Test |
| public void testStartStop() throws InterruptedException, IOException, TException { |
| RemoteInterpreterServer server = new RemoteInterpreterServer( |
| RemoteInterpreterUtils.findRandomAvailablePortOnAllLocalInterfaces()); |
| assertEquals(false, server.isRunning()); |
| |
| server.start(); |
| long startTime = System.currentTimeMillis(); |
| boolean running = false; |
| |
| while (System.currentTimeMillis() - startTime < 10 * 1000) { |
| if (server.isRunning()) { |
| running = true; |
| break; |
| } else { |
| Thread.sleep(200); |
| } |
| } |
| |
| assertEquals(true, running); |
| assertEquals(true, RemoteInterpreterUtils.checkIfRemoteEndpointAccessible("localhost", server.getPort())); |
| |
| server.shutdown(); |
| |
| while (System.currentTimeMillis() - startTime < 10 * 1000) { |
| if (server.isRunning()) { |
| Thread.sleep(200); |
| } else { |
| running = false; |
| break; |
| } |
| } |
| assertEquals(false, running); |
| } |
| |
| class ShutdownRun implements Runnable { |
| private RemoteInterpreterServer serv = null; |
| public ShutdownRun(RemoteInterpreterServer serv) { |
| this.serv = serv; |
| } |
| @Override |
| public void run() { |
| try { |
| serv.shutdown(); |
| } catch (Exception ex) {}; |
| } |
| }; |
| |
| @Test |
| public void testStartStopWithQueuedEvents() throws InterruptedException, IOException, TException { |
| RemoteInterpreterServer server = new RemoteInterpreterServer( |
| RemoteInterpreterUtils.findRandomAvailablePortOnAllLocalInterfaces()); |
| assertEquals(false, server.isRunning()); |
| |
| server.start(); |
| long startTime = System.currentTimeMillis(); |
| boolean running = false; |
| |
| while (System.currentTimeMillis() - startTime < 10 * 1000) { |
| if (server.isRunning()) { |
| running = true; |
| break; |
| } else { |
| Thread.sleep(200); |
| } |
| } |
| |
| assertEquals(true, running); |
| assertEquals(true, RemoteInterpreterUtils.checkIfRemoteEndpointAccessible("localhost", server.getPort())); |
| |
| //just send an event on the client queue |
| server.eventClient.onAppStatusUpdate("","","",""); |
| |
| ScheduledExecutorService executor = Executors.newSingleThreadScheduledExecutor(); |
| |
| Runnable task = new ShutdownRun(server); |
| |
| executor.schedule(task, 0, TimeUnit.MILLISECONDS); |
| |
| while (System.currentTimeMillis() - startTime < 10 * 1000) { |
| if (server.isRunning()) { |
| Thread.sleep(200); |
| } else { |
| running = false; |
| break; |
| } |
| } |
| |
| executor.shutdown(); |
| |
| //cleanup environment for next tests |
| server.shutdown(); |
| |
| assertEquals(false, running); |
| } |
| |
| } |