opendaylight/config/threadpool-config-impl/src/test/java/org/opendaylight/controller/config/threadpool/fixed/FixedThreadPoolConfigBeanTest.java

   1 /*
   2  * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.controller.config.threadpool.fixed;
   9
  10 import static org.junit.Assert.assertThat;
  11 import static org.junit.Assert.assertTrue;
  12 import static org.junit.Assert.fail;
  13 import static org.junit.matchers.JUnitMatchers.containsString;
  14
  15 import java.lang.management.ManagementFactory;
  16 import javax.management.InstanceAlreadyExistsException;
  17 import javax.management.InstanceNotFoundException;
  18 import javax.management.ObjectName;
  19 import org.junit.Before;
  20 import org.junit.Test;
  21 import org.opendaylight.controller.config.api.ConflictingVersionException;
  22 import org.opendaylight.controller.config.api.ValidationException;
  23 import org.opendaylight.controller.config.api.jmx.CommitStatus;
  24 import org.opendaylight.controller.config.manager.impl.AbstractConfigTest;
  25 import org.opendaylight.controller.config.manager.impl.factoriesresolver.HardcodedModuleFactoriesResolver;
  26 import org.opendaylight.controller.config.util.ConfigTransactionJMXClient;
  27 import org.opendaylight.controller.config.yang.threadpool.impl.NamingThreadFactoryModuleFactory;
  28 import org.opendaylight.controller.config.yang.threadpool.impl.NamingThreadFactoryModuleMXBean;
  29 import org.opendaylight.controller.config.yang.threadpool.impl.fixed.FixedThreadPoolModuleFactory;
  30 import org.opendaylight.controller.config.yang.threadpool.impl.fixed.FixedThreadPoolModuleMXBean;
  31
  32 public class FixedThreadPoolConfigBeanTest extends AbstractConfigTest {
  33
  34     private FixedThreadPoolModuleFactory factory;
  35     private final String nameInstance = "fixedInstance";
  36
  37     @Before
  38     public void setUp() {
  39         factory = new FixedThreadPoolModuleFactory();
  40         super.initConfigTransactionManagerImpl(new HardcodedModuleFactoriesResolver(mockedContext,factory,
  41                 new NamingThreadFactoryModuleFactory()));
  42     }
  43
  44     @Test
  45     public void testCreateBean() throws InstanceAlreadyExistsException, ValidationException,
  46             ConflictingVersionException {
  47         ConfigTransactionJMXClient transaction = configRegistryClient.createTransaction();
  48         createFixed(transaction, nameInstance, 2);
  49
  50         transaction.validateConfig();
  51         CommitStatus status = transaction.commit();
  52
  53         assertBeanCount(1, factory.getImplementationName());
  54         assertStatus(status, 2, 0, 0);
  55     }
  56
  57     @Test
  58     public void testReusingOldInstance() throws InstanceAlreadyExistsException, ConflictingVersionException,
  59             ValidationException {
  60         ConfigTransactionJMXClient transaction = configRegistryClient.createTransaction();
  61         createFixed(transaction, nameInstance, 4);
  62
  63         transaction.validateConfig();
  64         transaction.commit();
  65
  66         assertBeanCount(1, factory.getImplementationName());
  67
  68         transaction = configRegistryClient.createTransaction();
  69         CommitStatus status = transaction.commit();
  70
  71         assertBeanCount(1, factory.getImplementationName());
  72         assertStatus(status, 0, 0, 2);
  73     }
  74
  75     @Test
  76     public void testNegative() throws ConflictingVersionException, ValidationException, InstanceAlreadyExistsException {
  77         ConfigTransactionJMXClient transaction = configRegistryClient.createTransaction();
  78
  79         createFixed(transaction, nameInstance, 5);
  80         transaction.commit();
  81
  82         transaction = configRegistryClient.createTransaction();
  83         try {
  84             createFixed(transaction, nameInstance, 0);
  85             fail();
  86         } catch (InstanceAlreadyExistsException e) {
  87             assertThat(
  88                     e.getMessage(),
  89                     containsString("There is an instance registered with name ModuleIdentifier{factoryName='threadpool-fixed', instanceName='fixedInstance'}"));
  90         }
  91     }
  92
  93     @Test
  94     public void testDestroy() throws InstanceAlreadyExistsException, ValidationException, ConflictingVersionException,
  95             InstanceNotFoundException {
  96
  97         int numberOfThreads = 100;
  98         int threadCount1 = ManagementFactory.getThreadMXBean().getThreadCount();
  99         assertTrue("Expected less than " + numberOfThreads + " threads, got " + threadCount1, threadCount1 < numberOfThreads);
 100         ConfigTransactionJMXClient transaction = configRegistryClient.createTransaction();
 101         createFixed(transaction, nameInstance, numberOfThreads);
 102         transaction.commit();
 103         int threadCount2 = ManagementFactory.getThreadMXBean().getThreadCount();
 104         assertTrue("Expected more than " + numberOfThreads + " threads, got " + threadCount2, threadCount2 > numberOfThreads);
 105
 106         transaction = configRegistryClient.createTransaction();
 107         transaction.destroyModule(factory.getImplementationName(), nameInstance);
 108         CommitStatus status = transaction.commit();
 109
 110         assertBeanCount(0, factory.getImplementationName());
 111         assertStatus(status, 0, 0, 1);
 112         int threadCount3 = ManagementFactory.getThreadMXBean().getThreadCount();
 113         assertTrue("Expected less than " + numberOfThreads + " threads, got " + threadCount3, threadCount3 < numberOfThreads);
 114     }
 115
 116     @Test
 117     public void testValidationException() throws InstanceAlreadyExistsException {
 118         ConfigTransactionJMXClient transaction = configRegistryClient.createTransaction();
 119         createFixed(transaction, nameInstance, -1);
 120         try {
 121             transaction.validateConfig();
 122             fail();
 123         } catch (ValidationException e) {
 124             assertThat(e.getMessage(), containsString("MaxThreadCount must be greater than zero"));
 125         }
 126     }
 127
 128     private ObjectName createFixed(ConfigTransactionJMXClient transaction, String name, int numberOfThreads)
 129             throws InstanceAlreadyExistsException {
 130         ObjectName nameCreated = transaction.createModule(factory.getImplementationName(), name);
 131         FixedThreadPoolModuleMXBean mxBean = transaction.newMXBeanProxy(nameCreated, FixedThreadPoolModuleMXBean.class);
 132         mxBean.setMaxThreadCount(numberOfThreads);
 133
 134         ObjectName threadFactoryON = transaction.createModule(NamingThreadFactoryModuleFactory.NAME, "naming");
 135         NamingThreadFactoryModuleMXBean namingThreadFactoryModuleMXBean = transaction.newMXBeanProxy(threadFactoryON,
 136                 NamingThreadFactoryModuleMXBean.class);
 137         namingThreadFactoryModuleMXBean.setNamePrefix("prefix");
 138
 139         mxBean.setThreadFactory(threadFactoryON);
 140
 141         return nameCreated;
 142     }
 143
 144 }