/*
* Copyright 2002-2015 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.support;
import org.junit.Before;
import org.junit.Test;
import org.springframework.beans.factory.xml.XmlBeanDefinitionReader;
import org.springframework.core.io.ClassPathResource;
import org.springframework.tests.sample.beans.TestBean;
import static org.junit.Assert.*;
/**
* @author Karl Pietrzak
* @author Juergen Hoeller
*/
public class LookupMethodTests {
private DefaultListableBeanFactory beanFactory;
@Before
public void setUp() {
beanFactory = new DefaultListableBeanFactory();
XmlBeanDefinitionReader reader = new XmlBeanDefinitionReader(beanFactory);
reader.loadBeanDefinitions(new ClassPathResource("lookupMethodTests.xml", getClass()));
}
@Test
public void testWithoutConstructorArg() {
AbstractBean bean = (AbstractBean) beanFactory.getBean("abstractBean");
assertNotNull(bean);
Object expected = bean.get();
assertEquals(TestBean.class, expected.getClass());
}
@Test
public void testWithOverloadedArg() {
AbstractBean bean = (AbstractBean) beanFactory.getBean("abstractBean");
assertNotNull(bean);
TestBean expected = bean.get("haha");
assertEquals(TestBean.class, expected.getClass());
assertEquals("haha", expected.getName());
}
@Test
public void testWithOneConstructorArg() {
AbstractBean bean = (AbstractBean) beanFactory.getBean("abstractBean");
assertNotNull(bean);
TestBean expected = bean.getOneArgument("haha");
assertEquals(TestBean.class, expected.getClass());
assertEquals("haha", expected.getName());
}
@Test
public void testWithTwoConstructorArg() {
AbstractBean bean = (AbstractBean) beanFactory.getBean("abstractBean");
assertNotNull(bean);
TestBean expected = bean.getTwoArguments("haha", 72);
assertEquals(TestBean.class, expected.getClass());
assertEquals("haha", expected.getName());
assertEquals(72, expected.getAge());
}
@Test
public void testWithThreeArgsShouldFail() {
AbstractBean bean = (AbstractBean) beanFactory.getBean("abstractBean");
assertNotNull(bean);
try {
bean.getThreeArguments("name", 1, 2);
fail("TestBean does not have a three arg constructor so this should not have worked");
}
catch (AbstractMethodError ex) {
}
}
@Test
public void testWithOverriddenLookupMethod() {
AbstractBean bean = (AbstractBean) beanFactory.getBean("extendedBean");
assertNotNull(bean);
TestBean expected = bean.getOneArgument("haha");
assertEquals(TestBean.class, expected.getClass());
assertEquals("haha", expected.getName());
assertTrue(expected.isJedi());
}
public static abstract class AbstractBean {
public abstract TestBean get();
public abstract TestBean get(String name); // overloaded
public abstract TestBean getOneArgument(String name);
public abstract TestBean getTwoArguments(String name, int age);
public abstract TestBean getThreeArguments(String name, int age, int anotherArg);
}
}