ARTEMIS-357 test for client buffer mod

tests/integration-tests/src/test/java/org/apache/activemq/artemis/tests/integration/client/MessageBufferTest.java

@@ -0,0 +1,83 @@
+/*
+ * 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
+ * <br>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <br>
+ * 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.artemis.tests.integration.client;
+
+import java.util.UUID;
+
+import org.apache.activemq.artemis.api.core.client.ClientConsumer;
+import org.apache.activemq.artemis.api.core.client.ClientProducer;
+import org.apache.activemq.artemis.api.core.client.ClientSession;
+import org.apache.activemq.artemis.api.core.client.ClientSessionFactory;
+import org.apache.activemq.artemis.api.core.client.ServerLocator;
+import org.apache.activemq.artemis.core.client.impl.ClientMessageImpl;
+import org.apache.activemq.artemis.core.server.ActiveMQServer;
+import org.apache.activemq.artemis.tests.util.ActiveMQTestBase;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+
+public class MessageBufferTest extends ActiveMQTestBase {
+
+   protected ActiveMQServer server;
+   protected ClientSession session;
+   protected ClientSessionFactory sf;
+   protected ServerLocator locator;
+
+   @Override
+   @Before
+   public void setUp() throws Exception {
+      super.setUp();
+      server = createServer(false, createDefaultInVMConfig());
+      server.start();
+      locator = createInVMNonHALocator();
+      sf = createSessionFactory(locator);
+      session = addClientSession(sf.createSession(false, true, true));
+   }
+
+   @Test
+   public void simpleTest() throws Exception {
+      final String data = "Simple Text " + UUID.randomUUID().toString();
+      final String queueName = "simpleQueue";
+      final String addressName = "simpleAddress";
+
+      session.createQueue(addressName, queueName);
+      ClientProducer producer = session.createProducer(addressName);
+
+      ClientMessageImpl message = (ClientMessageImpl)session.createMessage(true);
+      message.getBodyBuffer().writeString(data);
+
+      for (int i = 0; i < 100; i++) {
+         message.putStringProperty("key", "int" + i);
+         // JMS layer will always call this before sending
+         message.getBodyBuffer().resetReaderIndex();
+         producer.send(message);
+         session.commit();
+         Assert.assertTrue("Message body growing indefinitely and unexpectedly", message.getBodySize() < 1000);
+
+      }
+
+      producer.send(message);
+      producer.close();
+      ClientConsumer consumer = session.createConsumer(queueName);
+      session.start();
+
+      assertNotNull(message);
+      message.acknowledge();
+      assertEquals(data, message.getBodyBuffer().readString());
+   }
+}