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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.exchange;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.UUID;
import org.apache.qpid.AMQException;
import org.apache.qpid.framing.AMQShortString;
import org.apache.qpid.server.plugin.ExchangeType;
import org.apache.qpid.server.virtualhost.VirtualHost;
import org.apache.qpid.test.utils.QpidTestCase;
@SuppressWarnings("rawtypes")
public class DefaultExchangeFactoryTest extends QpidTestCase
{
private DirectExchangeType _directExchangeType;
private TopicExchangeType _topicExchangeType;
private FanoutExchangeType _fanoutExchangeType;
private HeadersExchangeType _headersExchangeType;
private List<ExchangeType> _stubbedExchangeTypes;
protected void setUp() throws Exception
{
super.setUp();
_directExchangeType = new DirectExchangeType();
_topicExchangeType = new TopicExchangeType();
_fanoutExchangeType = new FanoutExchangeType();
_headersExchangeType = new HeadersExchangeType();
_stubbedExchangeTypes = new ArrayList<ExchangeType>();
}
public void testCreateDefaultExchangeFactory()
{
_stubbedExchangeTypes.add(_directExchangeType);
_stubbedExchangeTypes.add(_topicExchangeType);
_stubbedExchangeTypes.add(_fanoutExchangeType);
_stubbedExchangeTypes.add(_headersExchangeType);
DefaultExchangeFactory factory = new TestExchangeFactory();
Collection<ExchangeType<? extends Exchange>> registeredTypes = factory.getRegisteredTypes();
assertEquals("Unexpected number of exchange types", _stubbedExchangeTypes.size(), registeredTypes.size());
assertTrue("Direct exchange type is not found", registeredTypes.contains(_directExchangeType));
assertTrue("Fanout exchange type is not found", registeredTypes.contains(_fanoutExchangeType));
assertTrue("Topic exchange type is not found", registeredTypes.contains(_topicExchangeType));
assertTrue("Headers exchange type is not found", registeredTypes.contains(_headersExchangeType));
}
public void testCreateDefaultExchangeFactoryWithoutAllBaseExchangeTypes()
{
try
{
new TestExchangeFactory();
fail("Cannot create factory without all base classes");
}
catch (IllegalStateException e)
{
// pass
}
}
public void testCreateDefaultExchangeFactoryWithoutDireactExchangeType()
{
_stubbedExchangeTypes.add(_topicExchangeType);
_stubbedExchangeTypes.add(_fanoutExchangeType);
_stubbedExchangeTypes.add(_headersExchangeType);
try
{
new TestExchangeFactory();
fail("Cannot create factory without all base classes");
}
catch (IllegalStateException e)
{
assertEquals("Unexpected exception message", "Did not find expected exchange type: " + _directExchangeType.getName(), e.getMessage());
}
}
public void testCreateDefaultExchangeFactoryWithoutTopicExchangeType()
{
_stubbedExchangeTypes.add(_directExchangeType);
_stubbedExchangeTypes.add(_fanoutExchangeType);
_stubbedExchangeTypes.add(_headersExchangeType);
try
{
new TestExchangeFactory();
fail("Cannot create factory without all base classes");
}
catch (IllegalStateException e)
{
assertEquals("Unexpected exception message", "Did not find expected exchange type: " + _topicExchangeType.getName(), e.getMessage());
}
}
public void testCreateDefaultExchangeFactoryWithoutFanoutExchangeType()
{
_stubbedExchangeTypes.add(_directExchangeType);
_stubbedExchangeTypes.add(_topicExchangeType);
_stubbedExchangeTypes.add(_headersExchangeType);
try
{
new TestExchangeFactory();
fail("Cannot create factory without all base classes");
}
catch (IllegalStateException e)
{
assertEquals("Unexpected exception message", "Did not find expected exchange type: " + _fanoutExchangeType.getName(), e.getMessage());
}
}
public void testCreateDefaultExchangeFactoryWithoutHeadersExchangeType()
{
_stubbedExchangeTypes.add(_directExchangeType);
_stubbedExchangeTypes.add(_topicExchangeType);
_stubbedExchangeTypes.add(_fanoutExchangeType);
try
{
new TestExchangeFactory();
fail("Cannot create factory without all base classes");
}
catch (IllegalStateException e)
{
assertEquals("Unexpected exception message", "Did not find expected exchange type: " + _headersExchangeType.getName(), e.getMessage());
}
}
public void testCreateDefaultExchangeFactoryWithDuplicateExchangeTypeName()
{
_stubbedExchangeTypes.add(_directExchangeType);
_stubbedExchangeTypes.add(_directExchangeType);
try
{
new TestExchangeFactory();
fail("Cannot create factory with duplicate exchange type names");
}
catch (IllegalStateException e)
{
assertTrue( "Unexpected exception message", e.getMessage().contains("ExchangeType with type name '"
+ _directExchangeType.getName() + "' is already registered using class '"
+ DirectExchangeType.class.getName()));
}
}
public void testCreateDefaultExchangeFactoryWithCustomExchangeType()
{
ExchangeType<?> customeExchangeType = new ExchangeType<Exchange>()
{
@Override
public AMQShortString getName()
{
return new AMQShortString("my-custom-exchange");
}
@Override
public Exchange newInstance(UUID id, VirtualHost host, AMQShortString name, boolean durable,
boolean autoDelete) throws AMQException
{
return null;
}
@Override
public AMQShortString getDefaultExchangeName()
{
return null;
}
};
_stubbedExchangeTypes.add(customeExchangeType);
_stubbedExchangeTypes.add(_directExchangeType);
_stubbedExchangeTypes.add(_topicExchangeType);
_stubbedExchangeTypes.add(_fanoutExchangeType);
_stubbedExchangeTypes.add(_headersExchangeType);
DefaultExchangeFactory factory = new TestExchangeFactory();
Collection<ExchangeType<? extends Exchange>> registeredTypes = factory.getRegisteredTypes();
assertEquals("Unexpected number of exchange types", _stubbedExchangeTypes.size(), registeredTypes.size());
assertTrue("Direct exchange type is not found", registeredTypes.contains(_directExchangeType));
assertTrue("Fanout exchange type is not found", registeredTypes.contains(_fanoutExchangeType));
assertTrue("Topic exchange type is not found", registeredTypes.contains(_topicExchangeType));
assertTrue("Headers exchange type is not found", registeredTypes.contains(_headersExchangeType));
assertTrue("Custom exchange type is not found", registeredTypes.contains(customeExchangeType));
}
private final class TestExchangeFactory extends DefaultExchangeFactory
{
private TestExchangeFactory()
{
super(null);
}
@Override
protected Iterable<ExchangeType> loadExchangeTypes()
{
return _stubbedExchangeTypes;
}
}
}
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