/*
* Copyright 1999-2004 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.cocoon.woody.datatype;
import java.io.Writer;
import java.util.Locale;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;
import org.apache.avalon.excalibur.testcase.ExcaliburTestCase;
import org.apache.avalon.framework.service.ServiceManager;
import org.apache.avalon.framework.service.WrapperServiceManager;
import org.apache.cocoon.woody.Constants;
import org.apache.cocoon.xml.dom.DOMBuilder;
import org.apache.excalibur.source.impl.ResourceSource;
import org.custommonkey.xmlunit.Diff;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
/**
* Test case for Woody's DynamicSelectionList datatype.
* @version CVS $Id: DynamicSelectionListTestCase.java,v 1.6 2004/03/09 13:54:21 reinhard Exp $
*/
public class DynamicSelectionListTestCase extends ExcaliburTestCase {
protected ServiceManager serviceManager;
protected DatatypeManager datatypeManager;
protected DocumentBuilder parser;
/**
* Construct a new test case.
* @param name The test case's name.
*/
public DynamicSelectionListTestCase(String name) {
super(name);
}
/* (non-Javadoc)
* @see junit.framework.TestCase#setUp()
*/
protected void setUp() throws Exception {
super.setUp();
serviceManager = new WrapperServiceManager(manager);
datatypeManager = (DatatypeManager) serviceManager.lookup(DatatypeManager.ROLE);
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
factory.setNamespaceAware(true);
parser = factory.newDocumentBuilder();
}
/* (non-Javadoc)
* @see junit.framework.TestCase#tearDown()
*/
protected void tearDown() throws Exception {
if (datatypeManager != null) {
serviceManager.release(datatypeManager);
}
super.tearDown();
}
/**
* Test the generateSaxFragment method.
* @throws MalformedURLException
* @throws ParserConfigurationException
*/
public void testGenerateSaxFragment() throws Exception {
DOMBuilder dest = new DOMBuilder();
ResourceSource source =
new ResourceSource("resource://org/apache/cocoon/woody/datatype/DynamicSelectionListTestCase.source.xml");
Document sourceDoc = parser.parse(source.getInputStream());
Element datatypeElement = (Element) sourceDoc.getElementsByTagNameNS(Constants.WD_NS, "convertor").item(0);
Datatype datatype = datatypeManager.createDatatype(datatypeElement, false);
DynamicSelectionList list =
new DynamicSelectionList(datatype, null, serviceManager);
list.generateSaxFragment(dest, Locale.ENGLISH, source);
ResourceSource expectedSource =
new ResourceSource("resource://org/apache/cocoon/woody/datatype/DynamicSelectionListTestCase.dest.xml");
Document expected = parser.parse(expectedSource.getInputStream());
assertEqual("Test if output is what is expected",
expected, dest.getDocument());
}
/**
* Check is the source document is equal to the one produced by the method under test.
* @param message A message to print in case of failure.
* @param expected The expected (source) document.
* @param actual The actual (output) document.
*/
private void assertEqual(String message, Document expected, Document actual) {
expected.getDocumentElement().normalize();
actual.getDocumentElement().normalize();
// DIRTY HACK WARNING: we add the "xmlns:wi" attribute reported
// by DOM, as expected, but not generated by the method under test,
// otherwise the comparison would fail.
actual.getDocumentElement().setAttribute(Constants.WI_PREFIX,
Constants.WI_NS);
Diff diff = new Diff(expected, actual);
assertTrue(message + ", " + diff.toString(), diff.similar());
}
/**
* Print a document to a writer for debugging purposes.
* @param document The document to print.
* @param out The writer to write to.
*/
public final void print(Document document, Writer out) {
TransformerFactory factory = TransformerFactory.newInstance();
try {
javax.xml.transform.Transformer serializer =
factory.newTransformer();
serializer.transform(
new DOMSource(document),
new StreamResult(out));
out.write('\n');
} catch (Exception e) {
e.printStackTrace();
}
}
}