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Added MessageParserTests

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This commit is contained in:
Mark Fisher
2008-01-16 16:20:50 +00:00
parent 40182cb07b
commit 22386aabb7
7 changed files with 194 additions and 6 deletions
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76
spring-integration-core/src/test/java/org/springframework/integration/config/MessageBusParserTests.java Normal file
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/*
* Copyright 2002-2007 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.config;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.integration.MessagingConfigurationException;
import org.springframework.integration.bus.MessageBus;
import org.springframework.integration.bus.Subscription;
import org.springframework.integration.handler.TestHandlers;
/**
* @author Mark Fisher
*/
public class MessageBusParserTests {
@Test
public void testErrorChannelReference() {
ApplicationContext context = new ClassPathXmlApplicationContext(
"messageBusWithErrorChannelReference.xml", this.getClass());
MessageBus bus = (MessageBus) context.getBean(MessageBusParser.MESSAGE_BUS_BEAN_NAME);
bus.initialize();
assertEquals(context.getBean("errorMessages"), bus.getInvalidMessageChannel());
}
@Test
public void testDefaultErrorChannel() {
ApplicationContext context = new ClassPathXmlApplicationContext(
"messageBusWithDefaults.xml", this.getClass());
MessageBus bus = (MessageBus) context.getBean(MessageBusParser.MESSAGE_BUS_BEAN_NAME);
bus.initialize();
assertNotNull("bus should have created a default error channel", bus.getInvalidMessageChannel());
}
@Test(expected=MessagingConfigurationException.class)
public void testAutoCreateChannelsDisabledByDefault() {
ApplicationContext context = new ClassPathXmlApplicationContext(
"messageBusWithDefaults.xml", this.getClass());
MessageBus bus = (MessageBus) context.getBean(MessageBusParser.MESSAGE_BUS_BEAN_NAME);
Subscription subscription = new Subscription("unknownChannel");
bus.registerHandler("handler", TestHandlers.nullHandler(), subscription);
bus.start();
}
@Test
public void testAutoCreateChannelsEnabled() {
ApplicationContext context = new ClassPathXmlApplicationContext(
"messageBusWithAutoCreateChannels.xml", this.getClass());
MessageBus bus = (MessageBus) context.getBean(MessageBusParser.MESSAGE_BUS_BEAN_NAME);
Subscription subscription = new Subscription("channelToCreate");
bus.registerHandler("handler", TestHandlers.nullHandler(), subscription);
bus.start();
assertNotNull(bus.lookupChannel("channelToCreate"));
bus.stop();
}
}

12
spring-integration-core/src/test/java/org/springframework/integration/config/messageBusWithAutoCreateChannels.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<beans:beans xmlns="http://www.springframework.org/schema/integration"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:beans="http://www.springframework.org/schema/beans"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
http://www.springframework.org/schema/integration
http://www.springframework.org/schema/integration/spring-integration-1.0.xsd">
<message-bus auto-create-channels="true"/>
</beans:beans>

12
spring-integration-core/src/test/java/org/springframework/integration/config/messageBusWithDefaults.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<beans:beans xmlns="http://www.springframework.org/schema/integration"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:beans="http://www.springframework.org/schema/beans"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
http://www.springframework.org/schema/integration
http://www.springframework.org/schema/integration/spring-integration-1.0.xsd">
<message-bus/>
</beans:beans>

14
spring-integration-core/src/test/java/org/springframework/integration/config/messageBusWithErrorChannelReference.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<beans:beans xmlns="http://www.springframework.org/schema/integration"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:beans="http://www.springframework.org/schema/beans"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
http://www.springframework.org/schema/integration
http://www.springframework.org/schema/integration/spring-integration-1.0.xsd">
<channel id="errorMessages"/>
<message-bus invalid-message-channel="errorMessages"/>
</beans:beans>

53
spring-integration-core/src/test/java/org/springframework/integration/handler/TestHandlers.java Normal file
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/*
* Copyright 2002-2007 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.handler;
import java.util.concurrent.CountDownLatch;
import org.springframework.integration.message.Message;
/**
* Factory for {@link MessageHandler} implementations that are useful for testing.
*
* @author Mark Fisher
*/
public class TestHandlers {
/**
* Create a {@link MessageHandler} that always returns null.
*/
public static MessageHandler nullHandler() {
return new MessageHandler() {
public Message<?> handle(Message<?> message) {
return null;
}
};
}
/**
* Create a {@link MessageHandler} that counts down on the provided latch.
*/
public static MessageHandler countDownHandler(final CountDownLatch latch) {
return new MessageHandler() {
public Message<?> handle(Message<?> message) {
latch.countDown();
return null;
}
};
}
}