opendaylight/md-sal/sal-distributed-datastore/src/test/java/org/opendaylight/controller/cluster/datastore/DataChangeListenerTest.java

   1 package org.opendaylight.controller.cluster.datastore;
   2
   3 import akka.actor.ActorRef;
   4 import akka.actor.DeadLetter;
   5 import akka.actor.Props;
   6 import akka.testkit.JavaTestKit;
   7 import org.junit.Test;
   8 import org.mockito.Mockito;
   9 import org.opendaylight.controller.cluster.datastore.messages.DataChanged;
  10 import org.opendaylight.controller.cluster.datastore.messages.DataChangedReply;
  11 import org.opendaylight.controller.cluster.datastore.messages.EnableNotification;
  12 import org.opendaylight.controller.md.cluster.datastore.model.CompositeModel;
  13 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeEvent;
  14 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeListener;
  15
  16 public class DataChangeListenerTest extends AbstractActorTest {
  17
  18     @SuppressWarnings({ "rawtypes", "unchecked" })
  19     @Test
  20     public void testDataChangedWhenNotificationsAreEnabled(){
  21         new JavaTestKit(getSystem()) {{
  22             final AsyncDataChangeEvent mockChangeEvent = Mockito.mock(AsyncDataChangeEvent.class);
  23             final AsyncDataChangeListener mockListener = Mockito.mock(AsyncDataChangeListener.class);
  24             final Props props = DataChangeListener.props(mockListener);
  25             final ActorRef subject = getSystem().actorOf(props, "testDataChangedNotificationsEnabled");
  26
  27             // Let the DataChangeListener know that notifications should be enabled
  28             subject.tell(new EnableNotification(true), getRef());
  29
  30             subject.tell(new DataChanged(CompositeModel.createTestContext(), mockChangeEvent),
  31                     getRef());
  32
  33             expectMsgClass(DataChangedReply.class);
  34
  35             Mockito.verify(mockListener).onDataChanged(mockChangeEvent);
  36         }};
  37     }
  38
  39     @SuppressWarnings({ "rawtypes", "unchecked" })
  40     @Test
  41     public void testDataChangedWhenNotificationsAreDisabled(){
  42         new JavaTestKit(getSystem()) {{
  43             final AsyncDataChangeEvent mockChangeEvent = Mockito.mock(AsyncDataChangeEvent.class);
  44             final AsyncDataChangeListener mockListener = Mockito.mock(AsyncDataChangeListener.class);
  45             final Props props = DataChangeListener.props(mockListener);
  46             final ActorRef subject =
  47                 getSystem().actorOf(props, "testDataChangedNotificationsDisabled");
  48
  49             subject.tell(new DataChanged(CompositeModel.createTestContext(), mockChangeEvent),
  50                     getRef());
  51
  52             new Within(duration("1 seconds")) {
  53                 @Override
  54                 protected void run() {
  55                     expectNoMsg();
  56
  57                     Mockito.verify(mockListener, Mockito.never()).onDataChanged(
  58                             Mockito.any(AsyncDataChangeEvent.class));
  59                 }
  60             };
  61         }};
  62     }
  63
  64     @SuppressWarnings({ "rawtypes", "unchecked" })
  65     @Test
  66     public void testDataChangedWithNoSender(){
  67         new JavaTestKit(getSystem()) {{
  68             final AsyncDataChangeEvent mockChangeEvent = Mockito.mock(AsyncDataChangeEvent.class);
  69             final AsyncDataChangeListener mockListener = Mockito.mock(AsyncDataChangeListener.class);
  70             final Props props = DataChangeListener.props(mockListener);
  71             final ActorRef subject = getSystem().actorOf(props, "testDataChangedWithNoSender");
  72
  73             // Let the DataChangeListener know that notifications should be enabled
  74             subject.tell(new EnableNotification(true), ActorRef.noSender());
  75
  76             subject.tell(new DataChanged(CompositeModel.createTestContext(), mockChangeEvent),
  77                     ActorRef.noSender());
  78
  79             getSystem().eventStream().subscribe(getRef(), DeadLetter.class);
  80             new Within(duration("1 seconds")) {
  81                 @Override
  82                 protected void run() {
  83                     expectNoMsg();
  84                 }
  85             };
  86         }};
  87     }
  88 }