1 /** 2 * Copyright (c) 2008, http://www.snakeyaml.org 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package org.yaml.snakeyaml.stress; 17 18 import junit.framework.TestCase; 19 20 import org.yaml.snakeyaml.Invoice; 21 import org.yaml.snakeyaml.Util; 22 import org.yaml.snakeyaml.Yaml; 23 24 /** 25 * Test that Yaml instances are independent and can be used in multiple threads. 26 */ 27 public class ParallelTest extends TestCase { 28 private int progress = 0; 29 private int MAX = 5; 30 testPerfomance()31 public void testPerfomance() { 32 String doc = Util.getLocalResource("specification/example2_27.yaml"); 33 for (int i = 0; i < MAX; i++) { 34 Worker worker = new Worker(i, doc); 35 Thread thread = new Thread(worker); 36 thread.start(); 37 } 38 while (progress < MAX - 1) { 39 try { 40 Thread.sleep(1000); 41 } catch (InterruptedException e) { 42 fail(e.getMessage()); 43 } 44 } 45 } 46 47 private class Worker implements Runnable { 48 private int id; 49 private String doc; 50 Worker(int id, String doc)51 public Worker(int id, String doc) { 52 this.id = id; 53 this.doc = doc; 54 } 55 run()56 public void run() { 57 System.out.println("Started: " + id); 58 Yaml loader = new Yaml(); 59 long time1 = System.nanoTime(); 60 int cycles = 200; 61 for (int i = 0; i < cycles; i++) { 62 Invoice invoice = loader.loadAs(doc, Invoice.class); 63 assertNotNull(invoice); 64 } 65 long time2 = System.nanoTime(); 66 float duration = ((time2 - time1) / 1000000) / (float) cycles; 67 System.out.println("Duration of " + id + " was " + duration + " ms/load."); 68 progress++; 69 } 70 } 71 } 72