opendaylight/config/config-manager/src/test/java/org/opendaylight/controller/config/manager/impl/dependencyresolver/DependencyResolverManagerTest.java

   1 /*
   2  * Copyright (c) 2013, 2017 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.manager.impl.dependencyresolver;
   9
  10 import static org.junit.Assert.assertEquals;
  11 import static org.mockito.Mockito.doNothing;
  12 import static org.mockito.Mockito.doReturn;
  13 import static org.mockito.Mockito.mock;
  14 import static org.mockito.Mockito.reset;
  15
  16 import java.util.Arrays;
  17 import java.util.List;
  18 import org.junit.Before;
  19 import org.junit.Test;
  20 import org.opendaylight.controller.config.api.JmxAttribute;
  21 import org.opendaylight.controller.config.api.ModuleIdentifier;
  22 import org.opendaylight.controller.config.api.ServiceReferenceReadableRegistry;
  23 import org.opendaylight.controller.config.api.jmx.ObjectNameUtil;
  24 import org.opendaylight.controller.config.manager.impl.AbstractLockedPlatformMBeanServerTest;
  25 import org.opendaylight.controller.config.manager.impl.ModuleInternalInfo;
  26 import org.opendaylight.controller.config.manager.impl.TransactionIdentifier;
  27 import org.opendaylight.controller.config.manager.impl.TransactionStatus;
  28 import org.opendaylight.controller.config.manager.impl.jmx.TransactionModuleJMXRegistrator.TransactionModuleJMXRegistration;
  29 import org.opendaylight.controller.config.spi.Module;
  30 import org.opendaylight.controller.config.spi.ModuleFactory;
  31 import org.osgi.framework.BundleContext;
  32
  33 public class DependencyResolverManagerTest extends AbstractLockedPlatformMBeanServerTest {
  34
  35     final ModuleIdentifier apspName = new ModuleIdentifier("apsp", "apsp"); // depends
  36                                                                             // on:
  37     final ModuleIdentifier threadPoolName = new ModuleIdentifier("threadpool", "threadpool"); // depends on:
  38     final ModuleIdentifier threadFactoryName = new ModuleIdentifier("threadfactory", "threadfactory");
  39
  40     private DependencyResolverManager tested;
  41     TransactionStatus transactionStatus;
  42
  43     @Before
  44     public void setUp() {
  45         transactionStatus = mock(TransactionStatus.class);
  46         ServiceReferenceReadableRegistry mockedRegistry = mock(ServiceReferenceReadableRegistry.class);
  47         tested = new DependencyResolverManager(new TransactionIdentifier("txName"), transactionStatus, mockedRegistry,
  48                 null, platformMBeanServer);
  49         doNothing().when(transactionStatus).checkCommitStarted();
  50         doNothing().when(transactionStatus).checkNotCommitted();
  51     }
  52
  53     @Test
  54     public void testOrdering() {
  55         final DependencyResolverImpl apspDRI = tested.getOrCreate(apspName);
  56         mockGetInstance(tested, apspName);
  57         final DependencyResolverImpl threadPoolDRI = tested.getOrCreate(threadPoolName);
  58         mockGetInstance(tested, threadPoolName);
  59         tested.getOrCreate(threadFactoryName);
  60         mockGetInstance(tested, threadFactoryName);
  61
  62         // set threadfactory as dependency of threadpool
  63         declareDependency(threadPoolDRI, threadFactoryName);
  64         // set threadpool as dependency of apsp
  65         declareDependency(apspDRI, threadPoolName);
  66
  67         // switch to second phase committed
  68         reset(transactionStatus);
  69         doNothing().when(transactionStatus).checkCommitStarted();
  70         doNothing().when(transactionStatus).checkCommitted();
  71         doNothing().when(transactionStatus).checkNotCommitted();
  72
  73         List<ModuleIdentifier> sortedModuleIdentifiers = tested.getSortedModuleIdentifiers();
  74         assertEquals(Arrays.asList(threadFactoryName, threadPoolName, apspName), sortedModuleIdentifiers);
  75     }
  76
  77     /**
  78      * Simulate dependentResolver resolving its dependency identified by
  79      * dependentName.
  80      */
  81     private static void declareDependency(final DependencyResolverImpl dependerResolver,
  82             final ModuleIdentifier dependentName) {
  83         JmxAttribute dummyAttribute = new JmxAttribute("dummy");
  84         dependerResolver.resolveInstance(Object.class, ObjectNameUtil.createReadOnlyModuleON(dependentName),
  85                 dummyAttribute);
  86     }
  87
  88     private static void mockGetInstance(final DependencyResolverManager tested,
  89             final ModuleIdentifier moduleIdentifier) {
  90
  91         ModuleFactory moduleFactory = mock(ModuleFactory.class);
  92         ModuleInternalInfo maybeOldInternalInfo = null;
  93         TransactionModuleJMXRegistration transactionModuleJMXRegistration = null;
  94         boolean isDefaultBean = false;
  95
  96         tested.put(moduleIdentifier, mockedModule(), moduleFactory, maybeOldInternalInfo,
  97                 transactionModuleJMXRegistration, isDefaultBean, mock(BundleContext.class));
  98     }
  99
 100     private static Module mockedModule() {
 101         Module mockedModule = mock(Module.class);
 102         doReturn(mock(AutoCloseable.class)).when(mockedModule).getInstance();
 103         doReturn(new ModuleIdentifier("fact", "instance")).when(mockedModule).getIdentifier();
 104         return mockedModule;
 105     }
 106 }