org.mule.transformers.xml.DomXmlTransformerEncodingByteArrayTestCase.java Source code

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Here is the source code for org.mule.transformers.xml.DomXmlTransformerEncodingByteArrayTestCase.java

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/*
 * $Id$
 * --------------------------------------------------------------------------------------
 * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
 *
 * The software in this package is published under the terms of the CPAL v1.0
 * license, a copy of which has been included with this distribution in the
 * LICENSE.txt file.
 */

package org.mule.transformers.xml;

import org.mule.api.transformer.Transformer;
import org.mule.module.xml.transformer.XmlToDomDocument;
import org.mule.transformer.types.DataTypeFactory;
import org.mule.util.IOUtils;

import java.io.InputStream;

import org.dom4j.DocumentHelper;
import org.dom4j.io.DOMWriter;

public class DomXmlTransformerEncodingByteArrayTestCase extends DomXmlTransformerEncodingTestCase {
    private byte[] srcData; // Parsed XML doc
    private String resultData; // String as US-ASCII

    @Override
    protected void doSetUp() throws Exception {
        InputStream resourceStream = IOUtils.getResourceAsStream("cdcatalog-utf-8.xml", getClass());
        srcData = IOUtils.toString(resourceStream, "UTF-8").getBytes("UTF-8");

        resourceStream = IOUtils.getResourceAsStream("cdcatalog-us-ascii.xml", getClass());
        resultData = IOUtils.toString(resourceStream, "US-ASCII");
    }

    @Override
    public Transformer getRoundTripTransformer() throws Exception {
        XmlToDomDocument trans = createObject(XmlToDomDocument.class); // encoding is not interesting
        trans.setReturnDataType(DataTypeFactory.create(byte[].class));
        return trans;
    }

    @Override
    public Object getTestData() {
        return srcData;
    }

    @Override
    public Object getResultData() {
        return resultData;
    }

    @Override
    public boolean compareResults(Object expected, Object result) {
        try {
            // This is only used during roundtrip test, so it will always be byte[] instances
            if (expected instanceof byte[]) {
                org.dom4j.Document dom4jDoc = null;
                dom4jDoc = DocumentHelper.parseText(new String((byte[]) expected, "UTF-8"));
                expected = new DOMWriter().write(dom4jDoc);
                dom4jDoc = DocumentHelper.parseText(new String((byte[]) result, "UTF-8"));
                result = new DOMWriter().write(dom4jDoc);
            }
        } catch (Exception ex) {
            // ignored.
        }

        return super.compareResults(expected, result);
    }
}