Added test for MessageGroup type

activemq-unit-tests/src/test/java/org/apache/activemq/broker/policy/MessageGroupConfigTest.java

@@ -0,0 +1,82 @@
+/**
+ * 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.activemq.broker.policy;
+
+import org.apache.activemq.TestSupport;
+import org.apache.activemq.broker.BrokerService;
+import org.apache.activemq.broker.region.Queue;
+import org.apache.activemq.broker.region.group.CachedMessageGroupMap;
+import org.apache.activemq.broker.region.group.MessageGroupHashBucket;
+import org.apache.activemq.broker.region.group.MessageGroupMap;
+import org.apache.activemq.broker.region.group.SimpleMessageGroupMap;
+import org.apache.activemq.broker.region.policy.PolicyEntry;
+import org.apache.activemq.broker.region.policy.PolicyMap;
+import org.apache.activemq.command.ActiveMQDestination;
+
+/**
+ * 
+ */
+public class MessageGroupConfigTest extends TestSupport {
+    protected BrokerService broker;
+
+    @Override
+    protected void setUp() throws Exception {
+        super.setUp();  
+    }
+
+    @Override
+    protected void tearDown() throws Exception {
+        broker.stop();
+        super.tearDown();    
+    }
+
+
+
+    public void testCachedGroupConfiguration() throws Exception {
+        doTestGroupConfiguration("cached",CachedMessageGroupMap.class);
+    }
+
+    public void testSimpleGroupConfiguration() throws Exception {
+        doTestGroupConfiguration("simple", SimpleMessageGroupMap.class);
+    }
+
+    public void testBucketGroupConfiguration() throws Exception {
+        doTestGroupConfiguration("bucket", MessageGroupHashBucket.class);
+    }
+
+    public void doTestGroupConfiguration(String type, Class classType) throws Exception {
+        broker = new BrokerService();
+
+        PolicyEntry defaultEntry = new PolicyEntry();
+        defaultEntry.setMessageGroupMapFactoryType(type);
+        PolicyMap policyMap = new PolicyMap();
+        policyMap.setDefaultEntry(defaultEntry);
+        broker.setDestinationPolicy(policyMap);
+        broker.start();
+        super.topic = false;
+        ActiveMQDestination destination = (ActiveMQDestination) createDestination("org.apache.foo");
+        Queue brokerDestination = (Queue) broker.getDestination(destination);
+
+        assertNotNull(brokerDestination);
+        MessageGroupMap messageGroupMap = brokerDestination.getMessageGroupOwners();
+        assertNotNull(messageGroupMap);
+        assertTrue(messageGroupMap.getClass().isAssignableFrom(classType));
+
+    }
+
+
+}