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

   1 /*
   2  * Copyright (c) 2014, 2015 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
   9 package org.opendaylight.controller.cluster.datastore;
  10
  11 import static org.junit.Assert.assertEquals;
  12
  13 import akka.actor.ActorRef;
  14 import akka.actor.Props;
  15 import akka.testkit.JavaTestKit;
  16 import com.google.common.util.concurrent.MoreExecutors;
  17 import org.junit.Test;
  18 import org.opendaylight.controller.cluster.datastore.messages.CloseDataChangeListenerRegistration;
  19 import org.opendaylight.controller.cluster.datastore.messages.CloseDataChangeListenerRegistrationReply;
  20 import org.opendaylight.controller.md.cluster.datastore.model.TestModel;
  21 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker;
  22 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeListener;
  23 import org.opendaylight.controller.md.sal.dom.store.impl.InMemoryDOMDataStore;
  24 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  25 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  26
  27 public class DataChangeListenerRegistrationTest extends AbstractActorTest {
  28     private static final InMemoryDOMDataStore STORE = new InMemoryDOMDataStore("OPER",
  29             MoreExecutors.newDirectExecutorService());
  30
  31     static {
  32         STORE.onGlobalContextUpdated(TestModel.createTestContext());
  33     }
  34
  35     @Test
  36     public void testOnReceiveCloseListenerRegistration() throws Exception {
  37         new JavaTestKit(getSystem()) {
  38             {
  39                 final Props props = DataChangeListenerRegistrationActor.props(STORE.registerChangeListener(
  40                         TestModel.TEST_PATH, noOpDataChangeListener(), AsyncDataBroker.DataChangeScope.BASE));
  41                 final ActorRef subject = getSystem().actorOf(props, "testCloseListenerRegistration");
  42
  43                 new Within(duration("1 seconds")) {
  44                     @Override
  45                     protected void run() {
  46
  47                         subject.tell(CloseDataChangeListenerRegistration.INSTANCE, getRef());
  48
  49                         final String out = new ExpectMsg<String>(duration("1 seconds"), "match hint") {
  50                             // do not put code outside this method, will run
  51                             // afterwards
  52                             @Override
  53                             protected String match(final Object in) {
  54                                 if (in.getClass().equals(CloseDataChangeListenerRegistrationReply.class)) {
  55                                     return "match";
  56                                 } else {
  57                                     throw noMatch();
  58                                 }
  59                             }
  60                         }.get(); // this extracts the received message
  61
  62                         assertEquals("match", out);
  63
  64                         expectNoMsg();
  65                     }
  66
  67                 };
  68             }
  69         };
  70     }
  71
  72     private static AsyncDataChangeListener<YangInstanceIdentifier, NormalizedNode<?, ?>> noOpDataChangeListener() {
  73         return change -> {
  74         };
  75     }
  76 }