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

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Here is the source code for org.mule.transformers.xml.XmlToOutputHandlerByteArrayTestCase.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.endpoint.EndpointBuilder;
import org.mule.api.endpoint.ImmutableEndpoint;
import org.mule.api.transformer.Transformer;
import org.mule.api.transport.OutputHandler;
import org.mule.endpoint.EndpointURIEndpointBuilder;
import org.mule.module.xml.transformer.XmlToOutputHandler;
import org.mule.transformer.types.DataTypeFactory;
import org.mule.util.IOUtils;

import java.io.ByteArrayOutputStream;
import java.io.InputStream;

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

import static org.junit.Assert.fail;

public class XmlToOutputHandlerByteArrayTestCase extends AbstractXmlTransformerTestCase {
    private byte[] srcData;
    private String resultData;

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

        srcData = resultData.getBytes("UTF-8");
    }

    @Override
    public Transformer getTransformer() throws Exception {
        Transformer trans = createObject(XmlToOutputHandler.class);
        trans.setReturnDataType(DataTypeFactory.create(OutputHandler.class));

        EndpointBuilder builder = new EndpointURIEndpointBuilder("test://test", muleContext);
        builder.setEncoding("UTF-8");
        ImmutableEndpoint endpoint = muleContext.getEndpointFactory().getInboundEndpoint(builder);

        trans.setEndpoint(endpoint);
        return trans;
    }

    @Override
    public Transformer getRoundTripTransformer() throws Exception {
        return null;
    }

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

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

    @Override
    public boolean compareResults(Object expected, Object result) {
        if (result instanceof OutputHandler) {
            OutputHandler handler = (OutputHandler) result;
            ByteArrayOutputStream bos = new ByteArrayOutputStream();
            try {
                handler.write(null, bos);
                org.dom4j.Document dom4jDoc = null;
                dom4jDoc = DocumentHelper.parseText((String) expected);
                expected = new DOMWriter().write(dom4jDoc);
                dom4jDoc = DocumentHelper.parseText(new String(bos.toByteArray(), "UTF-8"));
                result = new DOMWriter().write(dom4jDoc);
            } catch (Exception e) {
                fail();
            }
        }
        return super.compareResults(expected, result);
    }
}