/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with this
* work for additional information regarding copyright ownership. The ASF
* licenses this file to you 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.oodt.cas.product.jaxrs.resources;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
import java.io.StringWriter;
import java.util.ArrayList;
import java.util.Hashtable;
import java.util.List;
import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Marshaller;
import org.apache.oodt.cas.metadata.Metadata;
import org.custommonkey.xmlunit.Diff;
import org.custommonkey.xmlunit.XMLUnit;
import org.custommonkey.xmlunit.examples.RecursiveElementNameAndTextQualifier;
import org.junit.Test;
import org.xml.sax.SAXException;
/**
* Implements tests for methods in the {@link MetadataResource} class.
* @author rlaidlaw
* @version $Revision$
*/
public class MetadataResourceTest
{
/**
* Tests that {@link MetadataResource metadata resources} are marshalled to
* the expected XML format.
* @throws IOException if the {@link Diff} constructor fails
* @throws JAXBException if the {@link JAXBContext} or {@link Marshaller} fail
* @throws SAXException if the {@link Diff} constructor fails
*/
@Test
public void testXmlMarshalling() throws IOException, JAXBException,
SAXException
{
// Generate the expected output.
String expectedXml =
"<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"yes\"?>"
+ "<metadata>"
+ "<keyval><key>1</key><val>one</val></keyval>"
+ "<keyval><key>2</key><val>two</val></keyval>"
+ "<keyval><key>3</key><val>three</val></keyval>"
+ "<keyval><key>4</key><val>a</val><val>b</val><val>c</val></keyval>"
+ "</metadata>";
// Create a MetadataResource using a Metadata instance.
Hashtable metadataEntries = new Hashtable<String, Object>();
metadataEntries.put("1", "one");
metadataEntries.put("2", "two");
metadataEntries.put("3", "three");
List<String> list = new ArrayList<String>();
list.add("a");
list.add("b");
list.add("c");
metadataEntries.put("4", list);
Metadata metadata = new Metadata();
metadata.addMetadata(metadataEntries);
MetadataResource resource = new MetadataResource(metadata);
// Set up a JAXB context and marshall the ReferenceResource to XML.
JAXBContext context = JAXBContext.newInstance(resource.getClass());
Marshaller marshaller = context.createMarshaller();
StringWriter writer = new StringWriter();
marshaller.marshal(resource, writer);
// Compare the expected and actual outputs.
XMLUnit.setIgnoreWhitespace(true);
XMLUnit.setIgnoreComments(true);
XMLUnit.setIgnoreAttributeOrder(true);
Diff diff = new Diff(expectedXml, writer.toString());
diff.overrideElementQualifier(new RecursiveElementNameAndTextQualifier());
assertTrue("The output XML was different to the expected XML: "
+ diff.toString(), diff.similar());
}
}