opendaylight/md-sal/sal-binding-broker/src/test/java/org/opendaylight/controller/md/sal/binding/impl/test/BackwardsCompatibleNotificationBrokerTest.java

   1 /*
   2  * Copyright (c) 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 package org.opendaylight.controller.md.sal.binding.impl.test;
   9
  10 import static org.junit.Assert.assertEquals;
  11 import static org.junit.Assert.assertTrue;
  12
  13 import org.opendaylight.controller.md.sal.binding.compat.HeliumNotificationProviderServiceAdapter;
  14
  15 import com.google.common.collect.ImmutableList;
  16 import java.util.ArrayList;
  17 import java.util.List;
  18 import java.util.concurrent.CountDownLatch;
  19 import org.junit.Before;
  20 import org.junit.Test;
  21 import org.opendaylight.controller.md.sal.binding.api.NotificationPublishService;
  22 import org.opendaylight.controller.md.sal.binding.api.NotificationService;
  23 import org.opendaylight.controller.md.sal.binding.test.AbstractNotificationBrokerTest;
  24 import org.opendaylight.controller.sal.binding.api.NotificationProviderService;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.md.sal.test.list.rev140701.OpendaylightMdsalListTestListener;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.md.sal.test.list.rev140701.TwoLevelListChanged;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.md.sal.test.list.rev140701.TwoLevelListChangedBuilder;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.md.sal.test.list.rev140701.two.level.list.TopLevelListBuilder;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.md.sal.test.list.rev140701.two.level.list.TopLevelListKey;
  30 import org.opendaylight.yangtools.concepts.ListenerRegistration;
  31 import org.opendaylight.yangtools.yang.binding.NotificationListener;
  32
  33 public class BackwardsCompatibleNotificationBrokerTest extends AbstractNotificationBrokerTest {
  34
  35     private NotificationProviderService notificationProviderService;
  36
  37     @Before
  38     public void initTest() {
  39         final NotificationService notificationService = getNotificationService();
  40         final NotificationPublishService notificationPublishService = getNotificationPublishService();
  41         notificationProviderService = new HeliumNotificationProviderServiceAdapter(notificationPublishService, notificationService);
  42     }
  43
  44     private TwoLevelListChanged createTestData() {
  45         final TwoLevelListChangedBuilder tb = new TwoLevelListChangedBuilder();
  46         tb.setTopLevelList(ImmutableList.of(new TopLevelListBuilder().setKey(new TopLevelListKey("test")).build()));
  47         return tb.build();
  48     }
  49
  50     @Test
  51     public void testNotifSubscriptionForwarded() throws InterruptedException {
  52         final CountDownLatch latch = new CountDownLatch(1);
  53         final TwoLevelListChanged testData = createTestData();
  54
  55         final NotifTestListener testNotifListener = new NotifTestListener(latch);
  56         final ListenerRegistration<NotificationListener> listenerRegistration =
  57                 notificationProviderService.registerNotificationListener(testNotifListener);
  58         notificationProviderService.publish(testData);
  59
  60         latch.await();
  61         assertTrue(testNotifListener.getReceivedNotifications().size() == 1);
  62         assertEquals(testData, testNotifListener.getReceivedNotifications().get(0));
  63         listenerRegistration.close();
  64     }
  65
  66     private static class NotifTestListener implements OpendaylightMdsalListTestListener {
  67         private List<TwoLevelListChanged> receivedNotifications = new ArrayList<>();
  68         private CountDownLatch latch;
  69
  70         public NotifTestListener(CountDownLatch latch) {
  71             this.latch = latch;
  72         }
  73
  74         @Override
  75         public void onTwoLevelListChanged(TwoLevelListChanged notification) {
  76             receivedNotifications.add(notification);
  77             latch.countDown();
  78         }
  79
  80         public List<TwoLevelListChanged> getReceivedNotifications() {
  81             return receivedNotifications;
  82         }
  83     }
  84
  85 }