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

   1 package org.opendaylight.controller.cluster.datastore;
   2
   3 import akka.actor.ActorRef;
   4 import akka.actor.Props;
   5 import akka.testkit.JavaTestKit;
   6 import com.google.common.util.concurrent.ListeningExecutorService;
   7 import com.google.common.util.concurrent.MoreExecutors;
   8 import org.junit.Test;
   9 import org.opendaylight.controller.cluster.datastore.messages.CloseDataChangeListenerRegistration;
  10 import org.opendaylight.controller.cluster.datastore.messages.CloseDataChangeListenerRegistrationReply;
  11 import org.opendaylight.controller.md.cluster.datastore.model.TestModel;
  12 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker;
  13 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeEvent;
  14 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeListener;
  15 import org.opendaylight.controller.md.sal.dom.store.impl.InMemoryDOMDataStore;
  16 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  17 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  18
  19 import static org.junit.Assert.assertEquals;
  20
  21 public class DataChangeListenerRegistrationTest extends AbstractActorTest {
  22   private static ListeningExecutorService storeExecutor = MoreExecutors.listeningDecorator(MoreExecutors.sameThreadExecutor());
  23
  24   private static final InMemoryDOMDataStore store = new InMemoryDOMDataStore("OPER", storeExecutor,
  25           MoreExecutors.sameThreadExecutor());
  26
  27   static {
  28     store.onGlobalContextUpdated(TestModel.createTestContext());
  29   }
  30
  31
  32   @Test
  33   public void testOnReceiveCloseListenerRegistration() throws Exception {
  34     new JavaTestKit(getSystem()) {{
  35       final Props props = DataChangeListenerRegistration.props(store
  36           .registerChangeListener(TestModel.TEST_PATH, noOpDataChangeListener(),
  37               AsyncDataBroker.DataChangeScope.BASE));
  38       final ActorRef subject = getSystem().actorOf(props, "testCloseListenerRegistration");
  39
  40       new Within(duration("1 seconds")) {
  41         @Override
  42         protected void run() {
  43
  44           subject.tell(new CloseDataChangeListenerRegistration().toSerializable(), getRef());
  45
  46           final String out = new ExpectMsg<String>(duration("1 seconds"), "match hint") {
  47             // do not put code outside this method, will run afterwards
  48             @Override
  49             protected String match(Object in) {
  50               if (in.getClass().equals(CloseDataChangeListenerRegistrationReply.SERIALIZABLE_CLASS)) {
  51                 return "match";
  52               } else {
  53                 throw noMatch();
  54               }
  55             }
  56           }.get(); // this extracts the received message
  57
  58           assertEquals("match", out);
  59
  60           expectNoMsg();
  61         }
  62
  63
  64       };
  65     }};
  66   }
  67
  68   private  AsyncDataChangeListener<YangInstanceIdentifier, NormalizedNode<?, ?>> noOpDataChangeListener(){
  69     return new AsyncDataChangeListener<YangInstanceIdentifier, NormalizedNode<?, ?>>() {
  70       @Override
  71       public void onDataChanged(AsyncDataChangeEvent<YangInstanceIdentifier, NormalizedNode<?, ?>> change) {
  72
  73       }
  74     };
  75   }
  76
  77 }