/*
* 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.web.filter;
import java.io.IOException;
import java.util.Arrays;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import org.junit.Test;
import org.springframework.mock.web.test.MockFilterConfig;
import org.springframework.mock.web.test.MockHttpServletRequest;
import org.springframework.mock.web.test.MockHttpServletResponse;
import org.springframework.mock.web.test.MockServletContext;
import static org.junit.Assert.*;
/**
* @author Dave Syer
*/
public class CompositeFilterTests {
@Test
public void testCompositeFilter() throws ServletException, IOException {
ServletContext sc = new MockServletContext();
MockFilter targetFilter = new MockFilter();
MockFilterConfig proxyConfig = new MockFilterConfig(sc);
CompositeFilter filterProxy = new CompositeFilter();
filterProxy.setFilters(Arrays.asList(targetFilter));
filterProxy.init(proxyConfig);
MockHttpServletRequest request = new MockHttpServletRequest();
MockHttpServletResponse response = new MockHttpServletResponse();
filterProxy.doFilter(request, response, null);
assertNotNull(targetFilter.filterConfig);
assertEquals(Boolean.TRUE, request.getAttribute("called"));
filterProxy.destroy();
assertNull(targetFilter.filterConfig);
}
public static class MockFilter implements Filter {
public FilterConfig filterConfig;
@Override
public void init(FilterConfig filterConfig) throws ServletException {
this.filterConfig = filterConfig;
}
@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain filterChain) {
request.setAttribute("called", Boolean.TRUE);
}
@Override
public void destroy() {
this.filterConfig = null;
}
}
}