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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.qpid.server.jmx.mbeans;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import static org.mockito.Mockito.verify;
import static org.mockito.Matchers.isNull;
import static org.mockito.Matchers.argThat;
import java.util.Arrays;
import java.util.Collections;
import javax.management.ListenerNotFoundException;
import javax.management.Notification;
import javax.management.NotificationListener;
import javax.management.OperationsException;
import org.apache.qpid.server.jmx.ManagedObjectRegistry;
import org.apache.qpid.server.model.Exchange;
import org.apache.qpid.server.model.Queue;
import org.apache.qpid.server.model.VirtualHost;
import org.apache.qpid.server.queue.NotificationCheck;
import org.mockito.ArgumentMatcher;
import junit.framework.TestCase;
public class QueueMBeanTest extends TestCase
{
private static final String QUEUE_NAME = "QUEUE_NAME";
private static final String QUEUE_DESCRIPTION = "QUEUE_DESCRIPTION";
private static final String QUEUE_TYPE = "QUEUE_TYPE";
private static final String QUEUE_ALTERNATE_EXCHANGE = "QUEUE_ALTERNATE_EXCHANGE";
private Queue _mockQueue;
private VirtualHostMBean _mockVirtualHostMBean;
private ManagedObjectRegistry _mockManagedObjectRegistry;
private QueueMBean _queueMBean;
@Override
protected void setUp() throws Exception
{
_mockQueue = mock(Queue.class);
when(_mockQueue.getName()).thenReturn(QUEUE_NAME);
_mockVirtualHostMBean = mock(VirtualHostMBean.class);
_mockManagedObjectRegistry = mock(ManagedObjectRegistry.class);
when(_mockVirtualHostMBean.getRegistry()).thenReturn(_mockManagedObjectRegistry);
_queueMBean = new QueueMBean(_mockQueue, _mockVirtualHostMBean);
}
public void testQueueName()
{
assertEquals(QUEUE_NAME, _queueMBean.getName());
}
public void testGetQueueDescription()
{
when(_mockQueue.getAttribute(Queue.DESCRIPTION)).thenReturn(QUEUE_DESCRIPTION);
assertEquals(QUEUE_DESCRIPTION, _queueMBean.getDescription());
}
public void testSetQueueDescription()
{
_queueMBean.setDescription(QUEUE_DESCRIPTION);
verify(_mockQueue).setAttribute(Queue.DESCRIPTION, null, QUEUE_DESCRIPTION);
}
public void testQueueType()
{
when(_mockQueue.getAttribute(Queue.TYPE)).thenReturn(QUEUE_TYPE);
assertEquals(QUEUE_TYPE, _queueMBean.getQueueType());
}
public void testGetAlternateExchange()
{
Exchange mockAlternateExchange = mock(Exchange.class);
when(mockAlternateExchange.getName()).thenReturn(QUEUE_ALTERNATE_EXCHANGE);
when(_mockQueue.getAttribute(Queue.ALTERNATE_EXCHANGE)).thenReturn(mockAlternateExchange);
assertEquals(QUEUE_ALTERNATE_EXCHANGE, _queueMBean.getAlternateExchange());
}
public void testGetAlternateExchangeWhenQueueHasNone()
{
when(_mockQueue.getAttribute(Queue.ALTERNATE_EXCHANGE)).thenReturn(null);
assertNull(_queueMBean.getAlternateExchange());
}
public void testSetAlternateExchange() throws Exception
{
Exchange mockExchange1 = mock(Exchange.class);
when(mockExchange1.getName()).thenReturn("exchange1");
Exchange mockExchange2 = mock(Exchange.class);
when(mockExchange2.getName()).thenReturn("exchange2");
Exchange mockExchange3 = mock(Exchange.class);
when(mockExchange3.getName()).thenReturn("exchange3");
VirtualHost mockVirtualHost = mock(VirtualHost.class);
when(mockVirtualHost.getExchanges()).thenReturn(Arrays.asList(new Exchange[] {mockExchange1, mockExchange2, mockExchange3}));
when(_mockQueue.getParent(VirtualHost.class)).thenReturn(mockVirtualHost);
_queueMBean.setAlternateExchange("exchange2");
verify(_mockQueue).setAttribute(Queue.ALTERNATE_EXCHANGE, null, mockExchange2);
}
public void testSetAlternateExchangeWithUnknownExchangeName() throws Exception
{
Exchange mockExchange = mock(Exchange.class);
when(mockExchange.getName()).thenReturn("exchange1");
VirtualHost mockVirtualHost = mock(VirtualHost.class);
when(mockVirtualHost.getExchanges()).thenReturn(Collections.singletonList(mockExchange));
when(_mockQueue.getParent(VirtualHost.class)).thenReturn(mockVirtualHost);
try
{
_queueMBean.setAlternateExchange("notknown");
fail("Exception not thrown");
}
catch(OperationsException oe)
{
// PASS
}
}
public void testRemoveAlternateExchange() throws Exception
{
_queueMBean.setAlternateExchange("");
verify(_mockQueue).setAttribute(Queue.ALTERNATE_EXCHANGE, null, null);
}
public void testNotificationListenerCalled() throws Exception
{
NotificationListener listener = mock(NotificationListener.class);
_queueMBean.addNotificationListener(listener, null, null);
NotificationCheck notification = mock(NotificationCheck.class);
String notificationMsg = "Test notification message";
_queueMBean.notifyClients(notification, _mockQueue, notificationMsg);
verify(listener).handleNotification(isNotificationWithMessage(notificationMsg),
isNull());
}
public void testAddRemoveNotificationListener() throws Exception
{
NotificationListener listener1 = mock(NotificationListener.class);
_queueMBean.addNotificationListener(listener1, null, null);
_queueMBean.removeNotificationListener(listener1);
}
public void testRemoveUnknownNotificationListener() throws Exception
{
NotificationListener listener1 = mock(NotificationListener.class);
try
{
_queueMBean.removeNotificationListener(listener1);
fail("Exception not thrown");
}
catch (ListenerNotFoundException e)
{
// PASS
}
}
private Notification isNotificationWithMessage(final String expectedMessage)
{
return argThat( new ArgumentMatcher<Notification>()
{
@Override
public boolean matches(Object argument)
{
Notification actual = (Notification) argument;
return actual.getMessage().endsWith(expectedMessage);
}
});
}
}
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