/*
* $Id: JmsTransformerTestCase.java 20321 2010-11-24 15:21:24Z dfeist $
* --------------------------------------------------------------------------------------
* Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com
*
* The software in this package is published under the terms of the CPAL v1.0
* license, a copy of which has been included with this distribution in the
* LICENSE.txt file.
*/
package org.mule.transport.jms;
import org.mule.DefaultMuleEvent;
import org.mule.DefaultMuleMessage;
import org.mule.RequestContext;
import org.mule.api.MuleMessage;
import org.mule.tck.AbstractMuleTestCase;
import org.mule.tck.MuleTestUtils;
import org.mule.transport.jms.transformers.ObjectToJMSMessage;
import com.mockobjects.constraint.Constraint;
import com.mockobjects.constraint.IsEqual;
import com.mockobjects.dynamic.ConstraintMatcher;
import com.mockobjects.dynamic.FullConstraintMatcher;
import com.mockobjects.dynamic.Mock;
import javax.jms.Message;
import javax.jms.TextMessage;
import org.apache.commons.collections.IteratorUtils;
public class JmsTransformerTestCase extends AbstractMuleTestCase
{
public void testCustomJMSProperty() throws Exception
{
// Warning: this test is REALLY complicated :)
// The purpose is to test whether custom JMS message properties survive
// transformations when their name begins with "JMS" (MULE-1120).
// First we need a JMS message wrapped into a MuleMessage. This turned out to
// be trickier than expected (ha ha) since mocking a Message depends on the
// specific calls made to the mocked class.
Mock mockMessage = new Mock(TextMessage.class);
mockMessage.expectAndReturn("getJMSCorrelationID", null);
mockMessage.expectAndReturn("getJMSMessageID", "1234567890");
mockMessage.expectAndReturn("getJMSDeliveryMode", new Integer(1));
mockMessage.expectAndReturn("getJMSDestination", null);
mockMessage.expectAndReturn("getJMSPriority", new Integer(4));
mockMessage.expectAndReturn("getJMSRedelivered", Boolean.FALSE);
mockMessage.expectAndReturn("getJMSReplyTo", null);
mockMessage.expectAndReturn("getJMSExpiration", new Long(0));
mockMessage.expectAndReturn("getJMSTimestamp", new Long(0));
mockMessage.expectAndReturn("getJMSType", null);
mockMessage.expect("toString");
mockMessage.expect("toString");
mockMessage.expect("clearProperties");
mockMessage.expectAndReturn("getPropertyNames",
IteratorUtils.asEnumeration(IteratorUtils.emptyIterator()));
mockMessage.expectAndReturn("getObjectProperty", "JMS_CUSTOM_PROPERTY", "customValue");
ConstraintMatcher setPropertyMatcher = new FullConstraintMatcher(new Constraint[]{
new IsEqual("JMS_CUSTOM_PROPERTY"), new IsEqual("customValue")});
mockMessage.expect("setObjectProperty", setPropertyMatcher);
Message mockTextMessage = (Message)mockMessage.proxy();
MuleMessage msg = new DefaultMuleMessage(mockTextMessage, muleContext);
// Now we set a custom "JMS-like" property on the MuleMessage
msg.setOutboundProperty("JMS_CUSTOM_PROPERTY", "customValue");
// The AbstractJMSTransformer will only apply JMS properties to the
// underlying message when a "current event" is available, so we need to set
// one.
assertNotNull("The test hasn't been configured properly, no muleContext available", muleContext);
RequestContext.setEvent(new DefaultMuleEvent(msg, MuleTestUtils.getTestEvent("previous", muleContext)));
// The transformer we are going to use is ObjectToJMSMessage, which will
// return the same (but mockingly modified!) JMS message that is used as
// input.
ObjectToJMSMessage transformer = createObject(ObjectToJMSMessage.class);
Message transformed = (Message)transformer.transform(msg.getPayload());
// Finally we can assert that the setProperty done to the MuleMessage actually
// made it through to the wrapped JMS Message. Yay!
assertEquals("customValue", transformed.getObjectProperty("JMS_CUSTOM_PROPERTY"));
// note that we don't verify() the mock since we have no way of knowing
// whether toString was actually called (environment dependency)
}
}