sessionscopetests.java

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/*
 * 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.web.context.request;

import junit.framework.TestCase;

import org.springframework.beans.DerivedTestBean;
import org.springframework.beans.TestBean;
import org.springframework.beans.factory.support.DefaultListableBeanFactory;
import org.springframework.beans.factory.xml.XmlBeanDefinitionReader;
import org.springframework.core.io.ClassPathResource;
import org.springframework.mock.web.MockHttpServletRequest;
import org.springframework.mock.web.MockHttpSession;

/**
 * @author Rob Harrop
 * @since 2.0
 */
public class SessionScopeTests extends TestCase {

	private DefaultListableBeanFactory beanFactory;

	protected void setUp() throws Exception {
		this.beanFactory = new DefaultListableBeanFactory();
		this.beanFactory.registerScope("session", new SessionScope());
		XmlBeanDefinitionReader reader = new XmlBeanDefinitionReader(this.beanFactory);
		reader.loadBeanDefinitions(new ClassPathResource("sessionScopeTests.xml", getClass()));
	}

	public void testGetFromScope() throws Exception {
		MockHttpSession session = new MockHttpSession();
		MockHttpServletRequest request = new MockHttpServletRequest();
		request.setSession(session);
		ServletRequestAttributes requestAttributes = new ServletRequestAttributes(request);

		RequestContextHolder.setRequestAttributes(requestAttributes);
		try {
			String name = "sessionScopedObject";
			assertNull(session.getAttribute(name));
			TestBean bean = (TestBean) this.beanFactory.getBean(name);
			assertEquals(session.getAttribute(name), bean);
			assertSame(bean, this.beanFactory.getBean(name));
		}
		finally {
			RequestContextHolder.setRequestAttributes(null);
		}
	}

	public void testDestructionAtSessionTermination() throws Exception {
		MockHttpSession session = new MockHttpSession();
		MockHttpServletRequest request = new MockHttpServletRequest();
		request.setSession(session);
		ServletRequestAttributes requestAttributes = new ServletRequestAttributes(request);

		RequestContextHolder.setRequestAttributes(requestAttributes);
		try {
			String name = "sessionScopedDisposableObject";
			assertNull(session.getAttribute(name));
			DerivedTestBean bean = (DerivedTestBean) this.beanFactory.getBean(name);
			assertEquals(session.getAttribute(name), bean);
			assertSame(bean, this.beanFactory.getBean(name));

			requestAttributes.requestCompleted();
			session.invalidate();
			assertTrue(bean.wasDestroyed());
		}
		finally {
			RequestContextHolder.setRequestAttributes(null);
		}
	}

}