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Diffstat (limited to 'qpid/java/systests/src/test/java/org/apache/qpid/test/unit/topic/TemporaryTopicTest.java')
-rw-r--r-- | qpid/java/systests/src/test/java/org/apache/qpid/test/unit/topic/TemporaryTopicTest.java | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/qpid/java/systests/src/test/java/org/apache/qpid/test/unit/topic/TemporaryTopicTest.java b/qpid/java/systests/src/test/java/org/apache/qpid/test/unit/topic/TemporaryTopicTest.java new file mode 100644 index 0000000000..a5b9ce8365 --- /dev/null +++ b/qpid/java/systests/src/test/java/org/apache/qpid/test/unit/topic/TemporaryTopicTest.java @@ -0,0 +1,182 @@ +/* + * + * 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.test.unit.topic; + +import org.apache.qpid.test.utils.QpidBrokerTestCase; + +import javax.jms.Connection; +import javax.jms.JMSException; +import javax.jms.MessageConsumer; +import javax.jms.MessageProducer; +import javax.jms.Session; +import javax.jms.TemporaryTopic; +import javax.jms.TextMessage; + + +/** + * Tests the behaviour of {@link TemporaryTopic}. + */ +public class TemporaryTopicTest extends QpidBrokerTestCase +{ + /** + * Tests the basic publish/subscribe behaviour of a temporary topic. Single + * message is sent to two subscribers. + */ + public void testMessageDeliveryUsingTemporaryTopic() throws Exception + { + final Connection conn = getConnection(); + final Session session = conn.createSession(false, Session.AUTO_ACKNOWLEDGE); + final TemporaryTopic topic = session.createTemporaryTopic(); + assertNotNull(topic); + final MessageProducer producer = session.createProducer(topic); + final MessageConsumer consumer1 = session.createConsumer(topic); + final MessageConsumer consumer2 = session.createConsumer(topic); + conn.start(); + producer.send(session.createTextMessage("hello")); + + final TextMessage tm1 = (TextMessage) consumer1.receive(2000); + final TextMessage tm2 = (TextMessage) consumer2.receive(2000); + + assertNotNull("Message not received by subscriber1", tm1); + assertEquals("hello", tm1.getText()); + assertNotNull("Message not received by subscriber2", tm2); + assertEquals("hello", tm2.getText()); + } + + /** + * Tests that the client is able to explicitly delete a temporary topic using + * {@link TemporaryTopic#delete()} and is prevented from deleting one that + * still has consumers. + * + * Note: Under < 0-10 {@link TemporaryTopic#delete()} only marks the queue as deleted + * on the client. 0-10 causes the topic to be deleted from the Broker. + */ + public void testExplictTemporaryTopicDeletion() throws Exception + { + final Connection conn = getConnection(); + + final Session session = conn.createSession(false, Session.AUTO_ACKNOWLEDGE); + final TemporaryTopic topic = session.createTemporaryTopic(); + assertNotNull(topic); + final MessageConsumer consumer = session.createConsumer(topic); + conn.start(); + try + { + topic.delete(); + fail("Expected JMSException : should not be able to delete while there are active consumers"); + } + catch (JMSException je) + { + //pass + assertEquals("Temporary Topic has consumers so cannot be deleted", je.getMessage()); + } + + consumer.close(); + + // Now deletion should succeed. + topic.delete(); + + try + { + session.createConsumer(topic); + fail("Exception not thrown"); + } + catch (JMSException je) + { + //pass + assertEquals("Cannot consume from a deleted destination", je.getMessage()); + } + } + + /** + * Tests that a temporary topic cannot be used by another {@link Session}. + */ + public void testUseFromAnotherSessionProhibited() throws Exception + { + final Connection conn = getConnection(); + final Session session1 = conn.createSession(false, Session.AUTO_ACKNOWLEDGE); + final Session session2 = conn.createSession(false, Session.AUTO_ACKNOWLEDGE); + final TemporaryTopic topic = session1.createTemporaryTopic(); + + try + { + session2.createConsumer(topic); + fail("Expected a JMSException when subscribing to a temporary topic created on a different session"); + } + catch (JMSException je) + { + // pass + assertEquals("Cannot consume from a temporary destination created on another session", je.getMessage()); + } + } + + /** + * Tests that the client is prohibited from creating a durable subscriber for a temporary + * queue. + */ + public void testDurableSubscriptionProhibited() throws Exception + { + final Connection conn = getConnection(); + + final Session session = conn.createSession(false, Session.AUTO_ACKNOWLEDGE); + final TemporaryTopic topic = session.createTemporaryTopic(); + assertNotNull(topic); + try + { + session.createDurableSubscriber(topic, null); + fail("Expected JMSException : should not be able to create durable subscription from temp topic"); + } + catch (JMSException je) + { + //pass + assertEquals("Cannot create a durable subscription with a temporary topic: " + topic.toString(), je.getMessage()); + } + } + + /** + * Tests that a temporary topic remains available for reuse even after its initial + * subscribers have disconnected. + */ + public void testTemporaryTopicReused() throws Exception + { + final Connection conn = getConnection(); + final Session session = conn.createSession(false, Session.AUTO_ACKNOWLEDGE); + final TemporaryTopic topic = session.createTemporaryTopic(); + assertNotNull(topic); + + final MessageProducer producer = session.createProducer(topic); + final MessageConsumer consumer1 = session.createConsumer(topic); + conn.start(); + producer.send(session.createTextMessage("message1")); + TextMessage tm = (TextMessage) consumer1.receive(2000); + assertNotNull("Message not received by first consumer", tm); + assertEquals("message1", tm.getText()); + consumer1.close(); + + final MessageConsumer consumer2 = session.createConsumer(topic); + conn.start(); + producer.send(session.createTextMessage("message2")); + tm = (TextMessage) consumer2.receive(2000); + assertNotNull("Message not received by second consumer", tm); + assertEquals("message2", tm.getText()); + consumer2.close(); + } +} |