/*
* Copyright 2002-2006 the original author or authors.
*
* Licensed 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.springframework.jms.support;
import junit.framework.TestCase;
import org.easymock.ArgumentsMatcher;
import org.easymock.MockControl;
import org.springframework.jms.support.converter.MessageConversionException;
import org.springframework.jms.support.converter.SimpleMessageConverter;
import org.springframework.test.AssertThrows;
import javax.jms.*;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
/**
* Unit tests for the {@link SimpleMessageConverter} class.
*
* @author Juergen Hoeller
* @author Rick Evans
* @since 18.09.2004
*/
public final class SimpleMessageConverterTests extends TestCase {
public void testStringConversion() throws JMSException {
MockControl sessionControl = MockControl.createControl(Session.class);
Session session = (Session) sessionControl.getMock();
MockControl messageControl = MockControl.createControl(TextMessage.class);
TextMessage message = (TextMessage) messageControl.getMock();
String content = "test";
session.createTextMessage(content);
sessionControl.setReturnValue(message, 1);
message.getText();
messageControl.setReturnValue(content, 1);
sessionControl.replay();
messageControl.replay();
SimpleMessageConverter converter = new SimpleMessageConverter();
Message msg = converter.toMessage(content, session);
assertEquals(content, converter.fromMessage(msg));
sessionControl.verify();
messageControl.verify();
}
public void testByteArrayConversion() throws JMSException {
MockControl sessionControl = MockControl.createControl(Session.class);
Session session = (Session) sessionControl.getMock();
MockControl messageControl = MockControl.createControl(BytesMessage.class);
BytesMessage message = (BytesMessage) messageControl.getMock();
byte[] content = "test".getBytes();
session.createBytesMessage();
sessionControl.setReturnValue(message, 1);
message.writeBytes(content);
messageControl.setVoidCallable(1);
message.getBodyLength();
messageControl.setReturnValue(content.length, 1);
message.readBytes(new byte[content.length]);
messageControl.setMatcher(new ArgumentsMatcher() {
public boolean matches(Object[] arg0, Object[] arg1) {
byte[] one = (byte[]) arg0[0];
byte[] two = (byte[]) arg1[0];
return Arrays.equals(one, two);
}
public String toString(Object[] arg0) {
return "bla";
}
});
messageControl.setReturnValue(content.length, 1);
sessionControl.replay();
messageControl.replay();
SimpleMessageConverter converter = new SimpleMessageConverter();
Message msg = converter.toMessage(content, session);
assertEquals(content.length, ((byte[]) converter.fromMessage(msg)).length);
sessionControl.verify();
messageControl.verify();
}
public void testMapConversion() throws JMSException {
MockControl sessionControl = MockControl.createControl(Session.class);
Session session = (Session) sessionControl.getMock();
MockControl messageControl = MockControl.createControl(MapMessage.class);
MapMessage message = (MapMessage) messageControl.getMock();
Map content = new HashMap();
content.put("key1", "value1");
content.put("key2", "value2");
session.createMapMessage();
sessionControl.setReturnValue(message, 1);
message.setObject("key1", "value1");
messageControl.setVoidCallable(1);
message.setObject("key2", "value2");
messageControl.setVoidCallable(1);
message.getMapNames();
messageControl.setReturnValue(Collections.enumeration(content.keySet()));
message.getObject("key1");
messageControl.setReturnValue("value1", 1);
message.getObject("key2");
messageControl.setReturnValue("value2", 1);
sessionControl.replay();
messageControl.replay();
SimpleMessageConverter converter = new SimpleMessageConverter();
Message msg = converter.toMessage(content, session);
assertEquals(content, converter.fromMessage(msg));
sessionControl.verify();
messageControl.verify();
}
public void testSerializableConversion() throws JMSException {
MockControl sessionControl = MockControl.createControl(Session.class);
Session session = (Session) sessionControl.getMock();
MockControl messageControl = MockControl.createControl(ObjectMessage.class);
ObjectMessage message = (ObjectMessage) messageControl.getMock();
Integer content = new Integer(5);
session.createObjectMessage(content);
sessionControl.setReturnValue(message, 1);
message.getObject();
messageControl.setReturnValue(content, 1);
sessionControl.replay();
messageControl.replay();
SimpleMessageConverter converter = new SimpleMessageConverter();
Message msg = converter.toMessage(content, session);
assertEquals(content, converter.fromMessage(msg));
sessionControl.verify();
messageControl.verify();
}
public void testToMessageThrowsExceptionIfGivenNullObjectToConvert() throws Exception {
new AssertThrows(MessageConversionException.class) {
public void test() throws Exception {
new SimpleMessageConverter().toMessage(null, null);
}
}.runTest();
}
public void testToMessageThrowsExceptionIfGivenIncompatibleObjectToConvert() throws Exception {
new AssertThrows(MessageConversionException.class) {
public void test() throws Exception {
new SimpleMessageConverter().toMessage(new Object(), null);
}
}.runTest();
}
public void testToMessageSimplyReturnsMessageAsIsIfSuppliedWithMessage() throws JMSException {
MockControl sessionControl = MockControl.createControl(Session.class);
Session session = (Session) sessionControl.getMock();
MockControl messageControl = MockControl.createControl(ObjectMessage.class);
ObjectMessage message = (ObjectMessage) messageControl.getMock();
sessionControl.replay();
messageControl.replay();
SimpleMessageConverter converter = new SimpleMessageConverter();
Message msg = converter.toMessage(message, session);
assertSame(message, msg);
sessionControl.verify();
messageControl.verify();
}
public void testFromMessageSimplyReturnsMessageAsIsIfSuppliedWithMessage() throws JMSException {
MockControl messageControl = MockControl.createControl(Message.class);
Message message = (Message) messageControl.getMock();
messageControl.replay();
SimpleMessageConverter converter = new SimpleMessageConverter();
Object msg = converter.fromMessage(message);
assertSame(message, msg);
messageControl.verify();
}
public void testMapConversionWhereMapHasNonStringTypesForKeys() throws JMSException {
MockControl messageControl = MockControl.createControl(MapMessage.class);
MapMessage message = (MapMessage) messageControl.getMock();
messageControl.replay();
MockControl sessionControl = MockControl.createControl(Session.class);
final Session session = (Session) sessionControl.getMock();
session.createMapMessage();
sessionControl.setReturnValue(message);
sessionControl.replay();
final Map content = new HashMap();
content.put(new Integer(1), "value1");
final SimpleMessageConverter converter = new SimpleMessageConverter();
new AssertThrows(MessageConversionException.class) {
public void test() throws Exception {
converter.toMessage(content, session);
}
}.runTest();
sessionControl.verify();
}
public void testMapConversionWhereMapHasNNullForKey() throws JMSException {
MockControl messageControl = MockControl.createControl(MapMessage.class);
MapMessage message = (MapMessage) messageControl.getMock();
messageControl.replay();
MockControl sessionControl = MockControl.createControl(Session.class);
final Session session = (Session) sessionControl.getMock();
session.createMapMessage();
sessionControl.setReturnValue(message);
sessionControl.replay();
final Map content = new HashMap();
content.put(null, "value1");
final SimpleMessageConverter converter = new SimpleMessageConverter();
new AssertThrows(MessageConversionException.class) {
public void test() throws Exception {
converter.toMessage(content, session);
}
}.runTest();
sessionControl.verify();
}
}