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//
// This software, the RabbitMQ Java client library, is triple-licensed under the
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// LICENSE-MPL-RabbitMQ. For the GPL, please see LICENSE-GPL2. For the ASL,
// please see LICENSE-APACHE2.
//
// This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND,
// either express or implied. See the LICENSE file for specific language governing
// rights and limitations of this software.
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// info@rabbitmq.com.
package com.rabbitmq.client.test.functional;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
import java.util.Arrays;
import org.junit.Test;
import com.rabbitmq.client.AMQP;
import com.rabbitmq.client.GetResponse;
import com.rabbitmq.client.test.BrokerTestCase;
//
// Functional test demonstrating use of an internal exchange in an exchange to
// exchange routing scenario. The routing topology is:
//
// ------- -------
// -/ \- -/ \-
// / \ / \ +-------------+
// | e0 +------| e1 +-----------+ q1 |
// \ / \ / +-------------+
// -\ /- -\ /-
// ------- -------
// (internal)
//
// Where a non-internal exchange is bound to an internal exchange, which in
// turn is bound to a queue. A client should be able to publish to e0, but
// not to e1, and publications to e0 should be delivered into q1.
//
public class InternalExchange extends BrokerTestCase
{
private final String[] queues = new String[] { "q1" };
private final String[] exchanges = new String[] { "e0", "e1" };
protected void createResources() throws IOException
{
// The queues and exchange we create here are all auto-delete, so we
// don't need to override releaseResources() with their deletions...
for (String q : queues)
{
channel.queueDeclare(q, false, true, true, null);
}
// The second exchange, "e1", will be an 'internal' one.
for ( String e : exchanges )
{
channel.exchangeDeclare(e, "direct",
false, true,
!e.equals("e0"),
null);
}
channel.exchangeBind("e1", "e0", "");
channel.queueBind("q1", "e1", "");
}
@Test public void tryPublishingToInternalExchange()
throws IOException
{
byte[] testDataBody = "test-data".getBytes();
// We should be able to publish to the non-internal exchange as usual
// and see our message land in the queue...
channel.basicPublish("e0", "", null, testDataBody);
GetResponse r = channel.basicGet("q1", true);
assertTrue(Arrays.equals(r.getBody(), testDataBody));
// Publishing to the internal exchange will not be allowed...
channel.basicPublish("e1", "", null, testDataBody);
expectError(AMQP.ACCESS_REFUSED);
}
}