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