/*
* Copyright 2002-2009 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.util.xml;
import org.junit.Before;
import org.junit.Test;
import javax.xml.stream.XMLEventWriter;
import javax.xml.stream.XMLOutputFactory;
import javax.xml.stream.XMLStreamWriter;
import javax.xml.transform.Source;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.stream.StreamSource;
import java.io.Reader;
import java.io.StringReader;
import java.io.StringWriter;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertThat;
import static org.xmlunit.matchers.CompareMatcher.isSimilarTo;
/**
* @author Arjen Poutsma
*/
public class StaxResultTests {
private static final String XML = "<root xmlns='namespace'><child/></root>";
private Transformer transformer;
private XMLOutputFactory inputFactory;
@Before
public void setUp() throws Exception {
TransformerFactory transformerFactory = TransformerFactory.newInstance();
transformer = transformerFactory.newTransformer();
inputFactory = XMLOutputFactory.newInstance();
}
@Test
public void streamWriterSource() throws Exception {
StringWriter stringWriter = new StringWriter();
XMLStreamWriter streamWriter = inputFactory.createXMLStreamWriter(stringWriter);
Reader reader = new StringReader(XML);
Source source = new StreamSource(reader);
StaxResult result = new StaxResult(streamWriter);
assertEquals("Invalid streamWriter returned", streamWriter, result.getXMLStreamWriter());
assertNull("EventWriter returned", result.getXMLEventWriter());
transformer.transform(source, result);
assertThat("Invalid result", stringWriter.toString(), isSimilarTo(XML));
}
@Test
public void eventWriterSource() throws Exception {
StringWriter stringWriter = new StringWriter();
XMLEventWriter eventWriter = inputFactory.createXMLEventWriter(stringWriter);
Reader reader = new StringReader(XML);
Source source = new StreamSource(reader);
StaxResult result = new StaxResult(eventWriter);
assertEquals("Invalid eventWriter returned", eventWriter, result.getXMLEventWriter());
assertNull("StreamWriter returned", result.getXMLStreamWriter());
transformer.transform(source, result);
assertThat("Invalid result", stringWriter.toString(), isSimilarTo(XML));
}
}