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Spring Framework example source code file (ObjectFactoryCreatingFactoryBeanTests.java)

This example Spring Framework source code file (ObjectFactoryCreatingFactoryBeanTests.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

beanfactory, date, exception, exception, illegalargumentexception, illegalargumentexception, must, objectfactory, objectfactory, objectfactorycreatingfactorybean, objectfactorycreatingfactorybean, objectfactorycreatingfactorybeantests, string, testbean, util

The Spring Framework ObjectFactoryCreatingFactoryBeanTests.java source code

/*
 * 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.beans.factory.config;

import java.util.Date;

import junit.framework.TestCase;

import org.springframework.beans.BeansException;
import org.springframework.beans.factory.BeanFactory;
import org.springframework.beans.factory.ObjectFactory;
import org.springframework.beans.factory.xml.XmlBeanFactory;
import org.springframework.core.io.ClassPathResource;
import org.easymock.MockControl;

/**
 * Unit tests for the ObjectFactoryCreatingFactoryBean class.
 *
 * @author Colin Sampaleanu
 * @author Rick Evans
 * @since 2004-05-11
 */
public final class ObjectFactoryCreatingFactoryBeanTests extends TestCase {

	private BeanFactory beanFactory;


	protected void setUp() throws Exception {
		this.beanFactory = new XmlBeanFactory(new ClassPathResource(
				"ObjectFactoryCreatingFactoryBeanTests.xml", getClass()));
	}


	public void testBasicOperation() throws BeansException {
		TestBean testBean = (TestBean) beanFactory.getBean("testBean");
		ObjectFactory objectFactory = testBean.getObjectFactory();

		Date date1 = (Date) objectFactory.getObject();
		Date date2 = (Date) objectFactory.getObject();
		assertTrue(date1 != date2);
	}

	public void testDoesNotComplainWhenTargetBeanNameRefersToSingleton() throws Exception {
		final String targetBeanName = "singleton";
		final String expectedSingleton = "Alicia Keys";

		MockControl mock = MockControl.createControl(BeanFactory.class);
		BeanFactory beanFactory = (BeanFactory) mock.getMock();
		beanFactory.getBean(targetBeanName);
		mock.setReturnValue(expectedSingleton);
		mock.replay();

		ObjectFactoryCreatingFactoryBean factory = new ObjectFactoryCreatingFactoryBean();
		factory.setTargetBeanName(targetBeanName);
		factory.setBeanFactory(beanFactory);
		factory.afterPropertiesSet();
		ObjectFactory objectFactory = (ObjectFactory) factory.getObject();
		Object actualSingleton = objectFactory.getObject();
		assertSame(expectedSingleton, actualSingleton);
		
		mock.verify();
	}

	public void testWhenTargetBeanNameIsNull() throws Exception {
		try {
			new ObjectFactoryCreatingFactoryBean().afterPropertiesSet();
			fail("Must have thrown an IllegalArgumentException; 'targetBeanName' property not set.");
		}
		catch (IllegalArgumentException expected) {}
	}

	public void testWhenTargetBeanNameIsEmptyString() throws Exception {
		try {
			ObjectFactoryCreatingFactoryBean factory = new ObjectFactoryCreatingFactoryBean();
			factory.setTargetBeanName("");
			factory.afterPropertiesSet();
			fail("Must have thrown an IllegalArgumentException; 'targetBeanName' property set to (invalid) empty string.");
		}
		catch (IllegalArgumentException expected) {}
	}

	public void testWhenTargetBeanNameIsWhitespacedString() throws Exception {
		try {
			ObjectFactoryCreatingFactoryBean factory = new ObjectFactoryCreatingFactoryBean();
			factory.setTargetBeanName("  \t");
			factory.afterPropertiesSet();
			fail("Must have thrown an IllegalArgumentException; 'targetBeanName' property set to (invalid) only-whitespace string.");
		}
		catch (IllegalArgumentException expected) {}
	}

	public void testEnsureOFBFBReportsThatItActuallyCreatesObjectFactoryInstances() throws Exception {
		assertEquals("Must be reporting that it creates ObjectFactory instances (as per class contract).",
			ObjectFactory.class, new ObjectFactoryCreatingFactoryBean().getObjectType());
	}


	public static class TestBean {

		public ObjectFactory objectFactory;


		public ObjectFactory getObjectFactory() {
			return objectFactory;
		}

		public void setObjectFactory(ObjectFactory objectFactory) {
			this.objectFactory = objectFactory;
		}

	}

}

Other Spring Framework examples (source code examples)

Here is a short list of links related to this Spring Framework ObjectFactoryCreatingFactoryBeanTests.java source code file:

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