tapestry/tapestry-framework/src/test/org/apache/tapestry/multipart/TestMultipartDecoderFilter.java

// Copyright 2005 The Apache Software Foundation
//
// 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.apache.tapestry.multipart;

import static org.easymock.EasyMock.expect;

import java.io.IOException;

import org.apache.tapestry.BaseComponentTestCase;
import org.apache.tapestry.services.ServletRequestServicer;
import org.testng.annotations.Test;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * Tests for {@link org.apache.tapestry.multipart.MultipartDecoderFilter}.
 * 
 * @author Howard M. Lewis Ship
 * @since 4.0
 */
@Test
public class TestMultipartDecoderFilter extends BaseComponentTestCase
{
    private static class MockServicer implements ServletRequestServicer
    {
        HttpServletRequest _request;

        public void service(HttpServletRequest request, HttpServletResponse response)
                throws IOException, ServletException
        {
            _request = request;
        }
    }

    private HttpServletRequest newRequest(String contentType)
    {
        HttpServletRequest request = newMock(HttpServletRequest.class);

        expect(request.getContentType()).andReturn(contentType);

        return request;
    }

    private HttpServletResponse newResponse()
    {
        return newMock(HttpServletResponse.class);
    }

    public void testNormalRequest() throws Exception
    {
        HttpServletRequest request = newRequest("application/x-www-form-urlencoded");
        HttpServletResponse response = newResponse();

        MockServicer servicer = new MockServicer();

        replay();

        MultipartDecoderFilter f = new MultipartDecoderFilter();

        f.service(request, response, servicer);

        assertSame(request, servicer._request);

        verify();
    }

    public void testUploadRequest() throws Exception
    {
        HttpServletRequest request = newRequest("multipart/form-data");
        HttpServletResponse response = newResponse();
        HttpServletRequest decoded = newMock(HttpServletRequest.class);
        
        ServletMultipartDecoder decoder = newMock(ServletMultipartDecoder.class);

        expect(decoder.decode(request)).andReturn(decoded);

        decoder.cleanup();

        MockServicer servicer = new MockServicer();

        replay();

        MultipartDecoderFilter f = new MultipartDecoderFilter();
        f.setDecoder(decoder);

        f.service(request, response, servicer);

        assertSame(decoded, servicer._request);

        verify();
    }
}