Spring Framework example source code file (BeanConfigurerSupportTests.java)

This example Spring Framework source code file (BeanConfigurerSupportTests.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Spring Framework tags/keywords

beanconfigurersupport, beanconfigurersupport, beandefinitionbuilder, beanwiringinforesolver, david, defaultlistablebeanfactory, defaultlistablebeanfactory, exception, gavurin, mockcontrol, stubbeanconfigurersupport, stubbeanconfigurersupport, testbean, testbean

The Spring Framework BeanConfigurerSupportTests.java source code

/*
 * Copyright 2002-2008 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.beans.factory.wiring;

import junit.framework.TestCase;
import org.easymock.MockControl;

import org.springframework.beans.TestBean;
import org.springframework.beans.factory.BeanFactory;
import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.beans.factory.support.DefaultListableBeanFactory;

/**
 * @author Rick Evans
 */
public class BeanConfigurerSupportTests extends TestCase {

	public void testSupplyIncompatibleBeanFactoryImplementation() throws Exception {
		MockControl mock = MockControl.createControl(BeanFactory.class);
		mock.replay();
		try {
			new StubBeanConfigurerSupport().setBeanFactory((BeanFactory) mock.getMock());
			fail("Must have thrown an IllegalArgumentException by this point (incompatible BeanFactory implementation supplied)");
		}
		catch (IllegalArgumentException expected) {
		}
		mock.verify();
	}

	public void testConfigureBeanDoesNothingIfBeanWiringInfoResolverResolvesToNull() throws Exception {
		TestBean beanInstance = new TestBean();

		MockControl mock = MockControl.createControl(BeanWiringInfoResolver.class);
		BeanWiringInfoResolver resolver = (BeanWiringInfoResolver) mock.getMock();
		resolver.resolveWiringInfo(beanInstance);
		mock.setReturnValue(null);
		mock.replay();

		BeanConfigurerSupport configurer = new StubBeanConfigurerSupport();
		configurer.setBeanWiringInfoResolver(resolver);
		configurer.configureBean(beanInstance);
		mock.verify();
		assertNull(beanInstance.getName());
	}

	public void testConfigureBeanDoesNothingIfNoBeanFactoryHasBeenSet() throws Exception {
		TestBean beanInstance = new TestBean();
		BeanConfigurerSupport configurer = new StubBeanConfigurerSupport();
		configurer.configureBean(beanInstance);
		assertNull(beanInstance.getName());
	}

	public void testConfigureBeanReallyDoesDefaultToUsingTheFullyQualifiedClassNameOfTheSuppliedBeanInstance() throws Exception {
		TestBean beanInstance = new TestBean();
		BeanDefinitionBuilder builder = BeanDefinitionBuilder.rootBeanDefinition(TestBean.class);
		builder.addPropertyValue("name", "Harriet Wheeler");

		DefaultListableBeanFactory factory = new DefaultListableBeanFactory();
		factory.registerBeanDefinition(beanInstance.getClass().getName(), builder.getBeanDefinition());

		BeanConfigurerSupport configurer = new StubBeanConfigurerSupport();
		configurer.setBeanFactory(factory);
		configurer.afterPropertiesSet();
		configurer.configureBean(beanInstance);
		assertEquals("Bean is evidently not being configured (for some reason)", "Harriet Wheeler", beanInstance.getName());
	}

	public void testConfigureBeanPerformsAutowiringByNameIfAppropriateBeanWiringInfoResolverIsPluggedIn() throws Exception {
		TestBean beanInstance = new TestBean();
		// spouse for autowiring by name...
		BeanDefinitionBuilder builder = BeanDefinitionBuilder.rootBeanDefinition(TestBean.class);
		builder.addConstructorArgValue("David Gavurin");

		DefaultListableBeanFactory factory = new DefaultListableBeanFactory();
		factory.registerBeanDefinition("spouse", builder.getBeanDefinition());

		MockControl mock = MockControl.createControl(BeanWiringInfoResolver.class);
		BeanWiringInfoResolver resolver = (BeanWiringInfoResolver) mock.getMock();
		resolver.resolveWiringInfo(beanInstance);
		mock.setReturnValue(new BeanWiringInfo(BeanWiringInfo.AUTOWIRE_BY_NAME, false));
		mock.replay();

		BeanConfigurerSupport configurer = new StubBeanConfigurerSupport();
		configurer.setBeanFactory(factory);
		configurer.setBeanWiringInfoResolver(resolver);
		configurer.configureBean(beanInstance);
		assertEquals("Bean is evidently not being configured (for some reason)", "David Gavurin", beanInstance.getSpouse().getName());
		
		mock.verify();
	}

	public void testConfigureBeanPerformsAutowiringByTypeIfAppropriateBeanWiringInfoResolverIsPluggedIn() throws Exception {
		TestBean beanInstance = new TestBean();
		// spouse for autowiring by type...
		BeanDefinitionBuilder builder = BeanDefinitionBuilder.rootBeanDefinition(TestBean.class);
		builder.addConstructorArgValue("David Gavurin");

		DefaultListableBeanFactory factory = new DefaultListableBeanFactory();
		factory.registerBeanDefinition("Mmm, I fancy a salad!", builder.getBeanDefinition());

		MockControl mock = MockControl.createControl(BeanWiringInfoResolver.class);
		BeanWiringInfoResolver resolver = (BeanWiringInfoResolver) mock.getMock();
		resolver.resolveWiringInfo(beanInstance);
		mock.setReturnValue(new BeanWiringInfo(BeanWiringInfo.AUTOWIRE_BY_TYPE, false));
		mock.replay();

		BeanConfigurerSupport configurer = new StubBeanConfigurerSupport();
		configurer.setBeanFactory(factory);
		configurer.setBeanWiringInfoResolver(resolver);
		configurer.configureBean(beanInstance);
		assertEquals("Bean is evidently not being configured (for some reason)", "David Gavurin", beanInstance.getSpouse().getName());
		
		mock.verify();
	}


	private static class StubBeanConfigurerSupport extends BeanConfigurerSupport {
	}

}