Add RoleChangeNotifier unit test 10/53610/2
authorAndrej Mak <andrej.mak@pantheon.tech>
Tue, 21 Mar 2017 13:03:22 +0000 (14:03 +0100)
committerTom Pantelis <tompantelis@gmail.com>
Thu, 23 Mar 2017 11:19:59 +0000 (11:19 +0000)
Change-Id: Ib2082c15fb18094e22a5800265150044d4896ee3
Signed-off-by: Andrej Mak <andrej.mak@pantheon.tech>
opendaylight/md-sal/sal-clustering-commons/src/test/java/org/opendaylight/controller/cluster/notifications/RoleChangeNotifierTest.java [new file with mode: 0644]

diff --git a/opendaylight/md-sal/sal-clustering-commons/src/test/java/org/opendaylight/controller/cluster/notifications/RoleChangeNotifierTest.java b/opendaylight/md-sal/sal-clustering-commons/src/test/java/org/opendaylight/controller/cluster/notifications/RoleChangeNotifierTest.java
new file mode 100644 (file)
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+/*
+ * Copyright (c) 2017 Pantheon Technologies s.r.o. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.controller.cluster.notifications;
+
+import akka.actor.ActorRef;
+import akka.actor.ActorSystem;
+import akka.testkit.JavaTestKit;
+import akka.testkit.TestProbe;
+import java.util.ArrayList;
+import java.util.List;
+import org.junit.After;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+
+public class RoleChangeNotifierTest {
+
+    private static final String MEMBER_ID = "member-1";
+    private static final int LISTENER_COUNT = 3;
+    private ActorSystem system;
+    private List<TestProbe> listeners;
+    private ActorRef notifier;
+
+    @Before
+    public void setUp() throws Exception {
+        system = ActorSystem.apply();
+        notifier = system.actorOf(RoleChangeNotifier.getProps(MEMBER_ID));
+        listeners = new ArrayList<>(LISTENER_COUNT);
+        for (int i = 0; i < LISTENER_COUNT; i++) {
+            listeners.add(new TestProbe(system));
+        }
+    }
+
+    @After
+    public void tearDown() throws Exception {
+        JavaTestKit.shutdownActorSystem(system);
+    }
+
+    @Test
+    public void testHandleReceiveRoleChange() throws Exception {
+        registerListeners();
+        final RoleChanged msg = new RoleChanged(MEMBER_ID, "old", "new");
+        notifier.tell(msg, ActorRef.noSender());
+        checkListenerRoleChangeNotification(msg);
+    }
+
+    @Test
+    public void testHandleReceiveLeaderStateChanged() throws Exception {
+        registerListeners();
+        final LeaderStateChanged msg = new LeaderStateChanged(MEMBER_ID, "leader", (short) 0);
+        notifier.tell(msg, ActorRef.noSender());
+        checkListenerLeaderStateChanged(msg);
+    }
+
+    @Test
+    public void testHandleReceiveRegistrationAfterRoleChange() throws Exception {
+        final RoleChanged roleChanged1 = new RoleChanged(MEMBER_ID, "old1", "new1");
+        final RoleChanged lastRoleChanged = new RoleChanged(MEMBER_ID, "old2", "new2");
+        notifier.tell(roleChanged1, ActorRef.noSender());
+        notifier.tell(lastRoleChanged, ActorRef.noSender());
+        registerListeners();
+        checkListenerRoleChangeNotification(lastRoleChanged);
+    }
+
+    @Test
+    public void testHandleReceiveRegistrationAfterLeaderStateChange() throws Exception {
+        final LeaderStateChanged leaderStateChanged1 = new LeaderStateChanged(MEMBER_ID, "leader1", (short) 0);
+        final LeaderStateChanged lastLeaderStateChanged = new LeaderStateChanged(MEMBER_ID, "leader2", (short) 1);
+        notifier.tell(leaderStateChanged1, ActorRef.noSender());
+        notifier.tell(lastLeaderStateChanged, ActorRef.noSender());
+        registerListeners();
+        checkListenerLeaderStateChanged(lastLeaderStateChanged);
+    }
+
+    private void registerListeners() {
+        for (final TestProbe listener : listeners) {
+            notifier.tell(new RegisterRoleChangeListener(), listener.ref());
+            listener.expectMsgClass(RegisterRoleChangeListenerReply.class);
+        }
+    }
+
+    private void checkListenerRoleChangeNotification(final RoleChanged roleChanged) {
+        for (final TestProbe listener : listeners) {
+            final RoleChangeNotification received = listener.expectMsgClass(RoleChangeNotification.class);
+            Assert.assertEquals(roleChanged.getMemberId(), received.getMemberId());
+            Assert.assertEquals(roleChanged.getOldRole(), received.getOldRole());
+            Assert.assertEquals(roleChanged.getNewRole(), received.getNewRole());
+        }
+    }
+
+    private void checkListenerLeaderStateChanged(final LeaderStateChanged leaderStateChanged) {
+        for (final TestProbe listener : listeners) {
+            final LeaderStateChanged received = listener.expectMsgClass(LeaderStateChanged.class);
+            Assert.assertEquals(leaderStateChanged.getMemberId(), received.getMemberId());
+            Assert.assertEquals(leaderStateChanged.getLeaderId(), received.getLeaderId());
+            Assert.assertEquals(leaderStateChanged.getLeaderPayloadVersion(), received.getLeaderPayloadVersion());
+        }
+    }
+
+}
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