/*
* Copyright 2002-2017 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.integration.router.config;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import java.util.Collections;
import java.util.List;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mockito;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.integration.IntegrationMessageHeaderAccessor;
import org.springframework.integration.annotation.Router;
import org.springframework.integration.core.MessagingTemplate;
import org.springframework.integration.router.AbstractMappingMessageRouter;
import org.springframework.integration.router.MethodInvokingRouter;
import org.springframework.integration.test.util.TestUtils;
import org.springframework.messaging.Message;
import org.springframework.messaging.MessageChannel;
import org.springframework.messaging.MessageDeliveryException;
import org.springframework.messaging.MessageHandler;
import org.springframework.messaging.PollableChannel;
import org.springframework.messaging.SubscribableChannel;
import org.springframework.messaging.core.DestinationResolutionException;
import org.springframework.messaging.core.DestinationResolver;
import org.springframework.messaging.support.GenericMessage;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
/**
* @author Mark Fisher
* @author Jonas Partner
* @author Gunnar Hillert
* @author Artem Bilan
*/
@ContextConfiguration
@RunWith(SpringJUnit4ClassRunner.class)
public class RouterParserTests {
@Autowired
private PollableChannel output1;
@Autowired
private PollableChannel output2;
@Autowired
private MessageChannel input;
@Autowired
private MessageChannel inputForRouterWithDefaultOutput;
@Autowired
private PollableChannel defaultOutput;
@Autowired
private MessageChannel inputForAbstractMessageRouterImplementation;
@Autowired
private PollableChannel output3;
@Autowired
private MessageChannel inputForAnnotatedRouter;
@Autowired
private PollableChannel output4;
@Autowired
private MessageChannel inputForRouterRequiringResolution;
@Autowired
private MessageChannel resolutionRequiredIsFalseInput;
@Autowired
@Qualifier("routerWithTimeout.handler")
private MessageHandler routerWithTimeout;
@Autowired
private MessageChannel sequenceRouter;
@Autowired
private PollableChannel sequenceOut1;
@Autowired
private PollableChannel sequenceOut2;
@Autowired
private PollableChannel sequenceOut3;
@Autowired
private MessageChannel routerNestedBeanChannel;
@Autowired
private MessageChannel chainRouterNestedBeanChannel;
@Autowired
private MessageChannel routerAndErrorChannelInputChannel;
@Autowired
private SubscribableChannel errorChannel;
@Test
public void testRouter() {
this.input.send(new GenericMessage<String>("1"));
Message<?> result1 = this.output1.receive(1000);
assertEquals("1", result1.getPayload());
assertNull(output2.receive(0));
input.send(new GenericMessage<String>("2"));
Message<?> result2 = this.output2.receive(1000);
assertEquals("2", result2.getPayload());
assertNull(output1.receive(0));
}
@Test
public void testRouterWithDefaultOutputChannel() {
this.inputForRouterWithDefaultOutput.send(new GenericMessage<String>("99"));
assertNull(this.output1.receive(0));
assertNull(this.output2.receive(0));
Message<?> result = this.defaultOutput.receive(0);
assertEquals("99", result.getPayload());
}
@Test
public void refOnlyForAbstractMessageRouterImplementation() {
this.inputForAbstractMessageRouterImplementation.send(new GenericMessage<String>("test-implementation"));
Message<?> result = this.output3.receive(1000);
assertNotNull(result);
assertEquals("test-implementation", result.getPayload());
}
@Test
public void refOnlyForAnnotatedObject() {
this.inputForAnnotatedRouter.send(new GenericMessage<String>("test-annotation"));
Message<?> result = this.output4.receive(1000);
assertNotNull(result);
assertEquals("test-annotation", result.getPayload());
}
@Test
public void testResolutionRequired() {
try {
this.inputForRouterRequiringResolution.send(new GenericMessage<Integer>(3));
}
catch (Exception e) {
assertTrue(e.getCause() instanceof DestinationResolutionException);
}
}
@Test(expected = MessageDeliveryException.class)
public void testResolutionRequiredIsFalse() {
this.resolutionRequiredIsFalseInput.send(new GenericMessage<String>("channelThatDoesNotExist"));
}
@Test
public void timeoutValueConfigured() {
assertTrue(this.routerWithTimeout instanceof MethodInvokingRouter);
MessagingTemplate template = TestUtils.getPropertyValue(this.routerWithTimeout, "messagingTemplate", MessagingTemplate.class);
Long timeout = TestUtils.getPropertyValue(template, "sendTimeout", Long.class);
assertEquals(new Long(1234), timeout);
}
@Test
public void sequence() {
Message<?> originalMessage = new GenericMessage<String>("test");
this.sequenceRouter.send(originalMessage);
Message<?> message1 = this.sequenceOut1.receive(1000);
Message<?> message2 = this.sequenceOut2.receive(1000);
Message<?> message3 = this.sequenceOut3.receive(1000);
assertEquals(originalMessage.getHeaders().getId(), new IntegrationMessageHeaderAccessor(message1).getCorrelationId());
assertEquals(originalMessage.getHeaders().getId(), new IntegrationMessageHeaderAccessor(message2).getCorrelationId());
assertEquals(originalMessage.getHeaders().getId(), new IntegrationMessageHeaderAccessor(message3).getCorrelationId());
assertEquals(new Integer(1), new IntegrationMessageHeaderAccessor(message1).getSequenceNumber());
assertEquals(new Integer(3), new IntegrationMessageHeaderAccessor(message1).getSequenceSize());
assertEquals(new Integer(2), new IntegrationMessageHeaderAccessor(message2).getSequenceNumber());
assertEquals(new Integer(3), new IntegrationMessageHeaderAccessor(message2).getSequenceSize());
assertEquals(new Integer(3), new IntegrationMessageHeaderAccessor(message3).getSequenceNumber());
assertEquals(new Integer(3), new IntegrationMessageHeaderAccessor(message3).getSequenceSize());
}
@Test
public void testInt2893RouterNestedBean() {
this.routerNestedBeanChannel.send(new GenericMessage<String>("1"));
Message<?> result1 = this.output1.receive(1000);
assertEquals("1", result1.getPayload());
assertNull(this.output2.receive(0));
this.routerNestedBeanChannel.send(new GenericMessage<String>("2"));
Message<?> result2 = this.output2.receive(1000);
assertEquals("2", result2.getPayload());
assertNull(this.output1.receive(0));
}
@Test
public void testInt2893RouterNestedBeanWithinChain() {
this.chainRouterNestedBeanChannel.send(new GenericMessage<String>("1"));
Message<?> result1 = this.output1.receive(1000);
assertEquals("1", result1.getPayload());
assertNull(this.output2.receive(0));
this.chainRouterNestedBeanChannel.send(new GenericMessage<String>("2"));
Message<?> result2 = this.output2.receive(1000);
assertEquals("2", result2.getPayload());
assertNull(this.output1.receive(0));
}
@Test
public void testErrorChannel() {
MessageHandler handler = mock(MessageHandler.class);
this.errorChannel.subscribe(handler);
this.routerAndErrorChannelInputChannel.send(new GenericMessage<String>("fail"));
verify(handler, times(1)).handleMessage(Mockito.any(Message.class));
}
@Test // should not fail
public void routerFactoryBeanTest() {
new ClassPathXmlApplicationContext("rfb-fix-config.xml", this.getClass()).close();
}
public static class NonExistingChannelRouter {
public String route(String payload) {
return "foo";
}
}
public static class TestRouterImplementation extends AbstractMappingMessageRouter {
private final MessageChannel channel;
public TestRouterImplementation(MessageChannel channel) {
this.channel = channel;
}
@Override
protected List<Object> getChannelKeys(Message<?> message) {
return Collections.singletonList((Object) this.channel);
}
}
public static class AnnotatedTestRouterBean {
private final MessageChannel channel;
public AnnotatedTestRouterBean(MessageChannel channel) {
this.channel = channel;
}
@Router
public MessageChannel test(String payload) {
return this.channel;
}
}
public static class ReturnStringPassedInAsChannelNameRouter {
@Router
public String route(Message<?> message) {
return (String) message.getPayload();
}
}
static class TestChannelResolver implements DestinationResolver<MessageChannel> {
@Override
public MessageChannel resolveDestination(String channelName) {
return null;
}
}
}