openflowplugin-impl/src/test/java/org/opendaylight/openflowplugin/impl/lifecycle/ContextChainImplTest.java

   1 /**
   2  * Copyright (c) 2017 Pantheon Technologies s.r.o. 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.openflowplugin.impl.lifecycle;
   9
  10 import com.google.common.util.concurrent.Futures;
  11 import com.google.common.util.concurrent.MoreExecutors;
  12 import org.junit.Assert;
  13 import org.junit.Before;
  14 import org.junit.Test;
  15 import org.junit.runner.RunWith;
  16 import org.mockito.Mock;
  17 import org.mockito.Mockito;
  18 import org.mockito.runners.MockitoJUnitRunner;
  19 import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonServiceProvider;
  20 import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonServiceRegistration;
  21 import org.opendaylight.mdsal.singleton.common.api.ServiceGroupIdentifier;
  22 import org.opendaylight.openflowplugin.api.openflow.connection.ConnectionContext;
  23 import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
  24 import org.opendaylight.openflowplugin.api.openflow.device.DeviceInfo;
  25 import org.opendaylight.openflowplugin.api.openflow.device.handlers.DeviceRemovedHandler;
  26 import org.opendaylight.openflowplugin.api.openflow.lifecycle.ContextChain;
  27 import org.opendaylight.openflowplugin.api.openflow.lifecycle.ContextChainMastershipWatcher;
  28 import org.opendaylight.openflowplugin.api.openflow.rpc.RpcContext;
  29 import org.opendaylight.openflowplugin.api.openflow.statistics.StatisticsContext;
  30 import org.opendaylight.openflowplugin.impl.role.RoleChangeException;
  31
  32 @RunWith(MockitoJUnitRunner.class)
  33 public class ContextChainImplTest {
  34
  35     private static final String TEST_NODE = "test node";
  36     private static final ServiceGroupIdentifier SERVICE_GROUP_IDENTIFIER = ServiceGroupIdentifier.create(TEST_NODE);
  37
  38     @Mock
  39     private StatisticsContext statisticsContext;
  40     @Mock
  41     private RpcContext rpcContext;
  42     @Mock
  43     private DeviceContext deviceContext;
  44     @Mock
  45     private DeviceInfo deviceInfo;
  46     @Mock
  47     private ConnectionContext connectionContext;
  48     @Mock
  49     private ClusterSingletonServiceProvider clusterSingletonServiceProvider;
  50     @Mock
  51     private ClusterSingletonServiceRegistration clusterSingletonServiceRegistration;
  52     @Mock
  53     private ContextChainMastershipWatcher contextChainMastershipWatcher;
  54     @Mock
  55     private DeviceRemovedHandler deviceRemovedHandler;
  56
  57     private ContextChain contextChain;
  58
  59     @Before
  60     public void setUp() throws Exception {
  61         Mockito.when(deviceContext.getDeviceInfo()).thenReturn(deviceInfo);
  62         Mockito.when(deviceInfo.getServiceIdentifier()).thenReturn(SERVICE_GROUP_IDENTIFIER);
  63         Mockito.when(deviceContext.closeServiceInstance()).thenReturn(Futures.immediateFuture(null));
  64         Mockito.when(rpcContext.closeServiceInstance()).thenReturn(Futures.immediateFuture(null));
  65         Mockito.when(statisticsContext.closeServiceInstance()).thenReturn(Futures.immediateFuture(null));
  66         Mockito.when(statisticsContext.gatherDynamicData()).thenReturn(Futures.immediateFuture(null));
  67         Mockito.when(connectionContext.getDeviceInfo()).thenReturn(deviceInfo);
  68         Mockito.when(connectionContext.getConnectionState()).thenReturn(ConnectionContext.CONNECTION_STATE.WORKING);
  69         Mockito.when(clusterSingletonServiceProvider.registerClusterSingletonService(Mockito.any()))
  70                 .thenReturn(clusterSingletonServiceRegistration);
  71
  72         contextChain = new ContextChainImpl(contextChainMastershipWatcher, connectionContext,
  73                 MoreExecutors.newDirectExecutorService());
  74         contextChain.addContext(statisticsContext);
  75         contextChain.addContext(rpcContext);
  76         contextChain.addContext(deviceContext);
  77         contextChain.registerServices(clusterSingletonServiceProvider);
  78     }
  79
  80     @Test
  81     public void closeServiceInstance() throws Exception {
  82         contextChain.closeServiceInstance();
  83         Mockito.verify(deviceContext).closeServiceInstance();
  84         Mockito.verify(rpcContext).closeServiceInstance();
  85         Mockito.verify(statisticsContext).closeServiceInstance();
  86     }
  87
  88     @Test
  89     public void close() throws Exception {
  90         contextChain.registerDeviceRemovedHandler(deviceRemovedHandler);
  91         contextChain.close();
  92         Mockito.verify(statisticsContext).close();
  93         Mockito.verify(deviceContext).close();
  94         Mockito.verify(rpcContext).close();
  95         Mockito.verify(deviceRemovedHandler).onDeviceRemoved(Mockito.any(DeviceInfo.class));
  96     }
  97
  98     @Test
  99     public void closeTwoTimes() throws Exception {
 100         contextChain.registerDeviceRemovedHandler(deviceRemovedHandler);
 101         contextChain.close();
 102         contextChain.close();
 103         Mockito.verify(deviceRemovedHandler, Mockito.times(1))
 104                 .onDeviceRemoved(Mockito.any(DeviceInfo.class));
 105     }
 106
 107     @Test
 108     public void closeThreeTimes() throws Exception {
 109         contextChain.registerDeviceRemovedHandler(deviceRemovedHandler);
 110         contextChain.close();
 111         contextChain.close();
 112         Mockito.verify(deviceRemovedHandler, Mockito.times(1))
 113                 .onDeviceRemoved(Mockito.any(DeviceInfo.class));
 114     }
 115
 116     @Test
 117     public void getIdentifier() throws Exception {
 118         Assert.assertEquals(contextChain.getIdentifier(), SERVICE_GROUP_IDENTIFIER);
 119     }
 120
 121     @Test
 122     public void makeDeviceSlave() throws Exception {
 123         Mockito.when(deviceContext.makeDeviceSlave()).thenReturn(Futures.immediateFuture(null));
 124         contextChain.makeDeviceSlave();
 125         Mockito.verify(contextChainMastershipWatcher).onSlaveRoleAcquired(Mockito.any(DeviceInfo.class));
 126     }
 127
 128     @Test
 129     public void makeDeviceSlaveFailure() throws Exception {
 130         Mockito.when(deviceContext.makeDeviceSlave())
 131                 .thenReturn(Futures.immediateFailedFuture(new RoleChangeException(TEST_NODE)));
 132         contextChain.makeDeviceSlave();
 133         Mockito.verify(contextChainMastershipWatcher).onSlaveRoleNotAcquired(Mockito.any(DeviceInfo.class));
 134     }
 135
 136     @Test
 137     public void instantiateServiceInstanceFail() throws Exception {
 138         Mockito.doThrow(new IllegalStateException()).when(deviceContext).instantiateServiceInstance();
 139         contextChain.instantiateServiceInstance();
 140         Mockito.verify(contextChainMastershipWatcher).onNotAbleToStartMastershipMandatory(Mockito.any(DeviceInfo.class), Mockito.anyString());
 141     }
 142 }