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 static org.junit.Assert.assertEquals;
   4 import akka.actor.ActorRef;
   5 import akka.actor.Props;
   6 import akka.testkit.JavaTestKit;
   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 public class DataChangeListenerRegistrationTest extends AbstractActorTest {
  20   private static final InMemoryDOMDataStore store = new InMemoryDOMDataStore("OPER", MoreExecutors.sameThreadExecutor());
  21
  22   static {
  23     store.onGlobalContextUpdated(TestModel.createTestContext());
  24   }
  25
  26
  27   @Test
  28   public void testOnReceiveCloseListenerRegistration() throws Exception {
  29     new JavaTestKit(getSystem()) {{
  30       final Props props = DataChangeListenerRegistration.props(store
  31           .registerChangeListener(TestModel.TEST_PATH, noOpDataChangeListener(),
  32               AsyncDataBroker.DataChangeScope.BASE));
  33       final ActorRef subject = getSystem().actorOf(props, "testCloseListenerRegistration");
  34
  35       new Within(duration("1 seconds")) {
  36         @Override
  37         protected void run() {
  38
  39           subject.tell(new CloseDataChangeListenerRegistration().toSerializable(), getRef());
  40
  41           final String out = new ExpectMsg<String>(duration("1 seconds"), "match hint") {
  42             // do not put code outside this method, will run afterwards
  43             @Override
  44             protected String match(final Object in) {
  45               if (in.getClass().equals(CloseDataChangeListenerRegistrationReply.SERIALIZABLE_CLASS)) {
  46                 return "match";
  47               } else {
  48                 throw noMatch();
  49               }
  50             }
  51           }.get(); // this extracts the received message
  52
  53           assertEquals("match", out);
  54
  55           expectNoMsg();
  56         }
  57
  58
  59       };
  60     }};
  61   }
  62
  63   private  AsyncDataChangeListener<YangInstanceIdentifier, NormalizedNode<?, ?>> noOpDataChangeListener(){
  64     return new AsyncDataChangeListener<YangInstanceIdentifier, NormalizedNode<?, ?>>() {
  65       @Override
  66       public void onDataChanged(final AsyncDataChangeEvent<YangInstanceIdentifier, NormalizedNode<?, ?>> change) {
  67
  68       }
  69     };
  70   }
  71
  72 }