trunk/odfdom/src/test/java/org/odftoolkit/odfdom/dom/XPathTest.java - odftoolkit - Git at Google

 /************************************************************************
  *
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
  *
  * Copyright 2008, 2010 Oracle and/or its affiliates. All rights reserved.
  *
  * Use is subject to license terms.
  *
  * 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. You can also
  * obtain a copy of the License at http://odftoolkit.org/docs/license.txt
  *
  * 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.odftoolkit.odfdom.dom;

 import java.util.Iterator;
 import java.util.logging.Level;
 import java.util.logging.Logger;

 import javax.xml.xpath.XPath;
 import javax.xml.xpath.XPathConstants;

 import org.junit.Assert;
 import org.junit.Test;
 import org.odftoolkit.odfdom.doc.OdfDocument;
 import org.odftoolkit.odfdom.pkg.OdfAlienElement;
 import org.odftoolkit.odfdom.pkg.OdfFileDom;
 import org.odftoolkit.odfdom.doc.OdfPresentationDocument;
 import org.odftoolkit.odfdom.utils.ResourceUtilities;
 import org.w3c.dom.Node;
 import org.w3c.dom.NodeList;

 public class XPathTest {

 	private static final Logger LOG = Logger.getLogger(XPathTest.class.getName());
 	private static final String SOURCE_FILE_1 = "XPathTest-foreignPrefix.odp";
 	private static final String SOURCE_FILE_2 = "XPathTest-foreignPrefix2.odp";
         private static final String SOURCE_FILE_3 = "XPathTest-duplicate-prefix.odt";
 	/**
 	 * 1) The first test document "XPathTest-foreignPrefix.odp" uses the prefix "daisy" instead of "office" for ODF XML elements.
 	   <daisy:document-content xmlns:daisy="urn:oasis:names:tc:opendocument:xmlns:office:1.0" xmlns:style="ur...
 			<daisy:scripts/>
 			<daisy:automatic-styles>


 	 * 2) The test doc also uses multiple identical namespace prefixes with different URIs.
 	 * <text:p>Slide
 	 *		<draw:element1 xmlns:draw="urn://dummy-namespace-one">
 	 *			<draw:element2 xmlns:draw="urn://dummy-namespace-two"
 	 *				draw:attribute2="importantValue">dummy</draw:element2></draw:element1>One!!</text:p>
 	 * It will be tested, if they have been renamed correctly.

 	 * 3) The test doc also uses multiple different namespace prefixes with the similar URIs.
 	 *    Testing getPrefixes(String URI) from the NamespaceContext interface.
 	 * <text:p>Slide
 	 *		<prefixOne:element1 xmlns:prefixOne="urn://some-test-odfdom-namespace">
 	 *			<prefixTwo:element2 xmlns:prefixTwo="urn://some-test-odfdom-namespace"
 	 *				prefixTwo:attribute2="importantValue">dummy</prefixTwo:element2></prefixOne:element1>Two!!</text:p>
 	 *
 	 * 4) Having element and attribute without namespace
 	 * <!-- element and attribute without namespace with an attribute value with a namespace prefix as well -->
        <text:p xmlns:alien="urn://some-test-attribute-value-namespace"
 	 *		foreign="alien:valueOfAlienAttribute">Some<test>good</test> Content!!</text:p>

 	 */
 	@Test
 	public void testXPathwithAlienNodes() throws Exception {
 		try {
 			OdfPresentationDocument odpWithSlides = OdfPresentationDocument.loadDocument(ResourceUtilities.getAbsolutePath(SOURCE_FILE_1));
 			OdfFileDom contentDom = odpWithSlides.getContentDom();

 			XPath xpath = contentDom.getXPath();
 			// Test scenario 1 - see comment above
 			Iterator<String> prefixes = contentDom.getPrefixes("urn:oasis:names:tc:opendocument:xmlns:office:1.0");
 			// The first prefix have to be "office"
 			String prefix = prefixes.next();
 			Assert.assertTrue(prefix.equals("office") || prefix.equals("daisy"));
 			if(prefix.equals("office")){
 				prefix = prefixes.next();
 				Assert.assertTrue(prefix.equals("daisy"));
 			}else if(prefix.equals("daisy")){
 				prefix = prefixes.next();
 				Assert.assertTrue(prefix.equals("office"));
 			}else{
 				Assert.fail();
 			}
 			// There should be no further prefix
 			Assert.assertFalse(prefixes.hasNext());

 			Iterator<String> prefixes2 = contentDom.getPrefixes("urn://some-test-odfdom-namespace");
 			prefix = prefixes2.next();
 			Assert.assertTrue(prefix.equals("prefixOne") || prefix.equals("prefixTwo"));
 			if(prefix.equals("prefixOne")){
 				prefix = prefixes2.next();
 				Assert.assertTrue(prefix.equals("prefixTwo"));
 			}else if(prefix.equals("prefixTwo")){
 				prefix = prefixes2.next();
 				Assert.assertTrue(prefix.equals("prefixOne"));
 			}else{
 				Assert.fail();
 			}
 			// There should be no further prefix
 			Assert.assertFalse(prefixes.hasNext());

 			Node rootNode = contentDom.getRootElement();
 			odpWithSlides.save(ResourceUtilities.newTestOutputFile("XPathTest-ForeignPrefix-output.odp"));

 			if (rootNode instanceof OdfAlienElement) {
 				Assert.fail("The none OOO default prefix for office: was not exchanged!");
 			}
 			NodeList styleNameAttributes = (NodeList) xpath.evaluate(".//*[@style:name]", rootNode, XPathConstants.NODESET);
 			LOG.log(Level.INFO, "Amount of style:name is {0}", styleNameAttributes.getLength());

 			Assert.assertTrue(styleNameAttributes.getLength() == 11);
 			// test if the identical namespace prefixes with different URI have been renamed correctly (earlier draw:element1/draw:element2).
 			String attributeWithDuplicatePrefix = (String) xpath.evaluate(".//draw__1:element1/draw__2:element2/@draw__2:attribute2", rootNode, XPathConstants.STRING);
 			Assert.assertTrue(attributeWithDuplicatePrefix.equals("importantValue"));
 			Assert.assertEquals("urn:oasis:names:tc:opendocument:xmlns:office:1.0", xpath.getNamespaceContext().getNamespaceURI("office"));
 			Assert.assertEquals("http://www.w3.org/1999/xlink", xpath.getNamespaceContext().getNamespaceURI("xlink"));

 			String alienAttributeValue = (String) xpath.evaluate(".//*/@foreign", rootNode, XPathConstants.STRING);
 			LOG.log(Level.INFO, "The value of the alien attribute is {0}, expected is ''alien:valueOfAlienAttribute''!", alienAttributeValue);
 			Assert.assertEquals("alien:valueOfAlienAttribute", alienAttributeValue);

 			String alienElementValue = (String) xpath.evaluate("//text:p/test", rootNode, XPathConstants.STRING);
 			LOG.log(Level.INFO, "The value of the alien element is {0}, expected is ''good''!", alienElementValue);
 			Assert.assertEquals("good", alienElementValue);
 			LOG.log(Level.INFO, "Amount of @alien:foreignAttribute and @style:name is {0}", ((NodeList) xpath.evaluate(".//*[@alien:foreignAttribute or @style:name]", rootNode, XPathConstants.NODESET)).getLength());
 			Assert.assertTrue("Amount of @alien:foreignAttribute and @style:name is not 13!!", ((NodeList) xpath.evaluate(".//*[@alien:foreignAttribute or @style:name]", rootNode, XPathConstants.NODESET)).getLength() == 13);

 			// Test if an empty iterator is being returned for a none existing URL
 			Iterator<String> prefixes3 = contentDom.getPrefixes("urn://this-prefix-does-not-exist-in-the-xml");
 			Assert.assertFalse("Not used prefix returned a none-empty iterator!", prefixes3.hasNext());
 		} catch (Exception e) {
 			LOG.log(Level.SEVERE, e.getMessage(), e);
 			Assert.fail(e.toString());
 		}
 	}

 	/**
 	 * A typical test, that deals with xlinks in SOURCE_FILE_2
 	 */
 	@Test
 	public void testCopyForeignSlide() {
 		try {
 			OdfPresentationDocument targetodp = OdfPresentationDocument.loadDocument(ResourceUtilities.getAbsolutePath(SOURCE_FILE_1));
 			OdfPresentationDocument sourceodp = OdfPresentationDocument.loadDocument(ResourceUtilities.getAbsolutePath(SOURCE_FILE_2));

 			int slidecount = sourceodp.getSlideCount();
 			for (int i = 0; i < slidecount; i++) {
 				targetodp.copyForeignSlide(i, sourceodp, i);
 			}
 			targetodp.save(ResourceUtilities.newTestOutputFile("XPathTest-ForeignPrefix2-output.odp"));
 			targetodp.close();
 		} catch (Exception e) {
 			LOG.log(Level.SEVERE, e.getMessage(), e);
 			Assert.fail(e.toString());
 		}
 	}

 	/**
 	 * This test SHOULD fail, but it isn't. Its source code is identical to the first test in this unit test
 	 * @throws Exception
 	 */
 	@Test
 	public void testXPathIsMissingXLinkButItWillPassBecauseItTheSecondTestInThisUnitTest() throws Exception {
 		try {
 			OdfPresentationDocument odpWithSlides = OdfPresentationDocument.loadDocument(ResourceUtilities.getAbsolutePath(SOURCE_FILE_1));
 			OdfFileDom contentDom = odpWithSlides.getContentDom();
 			XPath xpath = contentDom.getXPath();

 			Node node = odpWithSlides.getContentDom().getRootElement();
 			NodeList linkNodes = (NodeList) xpath.evaluate(".//*[@xlink:href]", node, XPathConstants.NODESET);
 			Assert.assertNotNull(linkNodes);
 			Assert.assertEquals("urn:oasis:names:tc:opendocument:xmlns:office:1.0", xpath.getNamespaceContext().getNamespaceURI("office"));
 			Assert.assertEquals("http://www.w3.org/1999/xlink", xpath.getNamespaceContext().getNamespaceURI("xlink"));

 		} catch (Exception e) {
 			LOG.log(Level.SEVERE, e.getMessage(), e);
 			Assert.fail(e.toString());
 		}
 	}

         /**
          * This test checks if the XPath returned by OdfFileDom is correctly aware of namespacess.
          * The NamespaceContext implementation in OdfFileDom is aware of duplicate prefixes, but getNamespaceURI(prefix)
          * in OdfFileDom does not implement it correctly
          *
          * With the patch applied in OdfFileDom these tests pass correctly
          *
          * sample metadata rdf generate from Openoffice 3.3 looks like this :
          * <?xml version="1.0" encoding="utf-8"?>
          *   <rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#">
          *     <rdf:Description rdf:about="../content.xml#id1366098766">
          *       <ns1:BungeniActionEvent xmlns:ns1="http://editor.bungeni.org/1.0/anx/"></ns1:BungeniActionEvent>
          *       <ns2:BungeniSectionID xmlns:ns2="http://editor.bungeni.org/1.0/anx/">Xda+5VC/SQKKG7Bk83a2JA</ns2:BungeniSectionID>
          *       <ns3:BungeniSectionType xmlns:ns3="http://editor.bungeni.org/1.0/anx/">Conclusion</ns3:BungeniSectionType>
          *       <ns4:hiddenBungeniMetaEditable xmlns:ns4="http://editor.bungeni.org/1.0/anx/">false</ns4:hiddenBungeniMetaEditable>
          *     </rdf:Description>
          *
          * @throws Exception
          */
         @Test
         public void testXPathDuplicatePrefixForForeignNamespace() throws Exception{
            try {

             OdfDocument odfDoc = OdfDocument.loadDocument(ResourceUtilities.getAbsolutePath(SOURCE_FILE_3));
             OdfFileDom fileDom = odfDoc.getFileDom("meta/meta.rdf");

             // add additional duplicate NS prefixes to the DOM
             fileDom.setNamespace("anx", "http://editor.bungeni.org/1.0/anx/");
             fileDom.setNamespace("myrdf", "http://www.w3.org/1999/02/22-rdf-syntax-ns#");

             //get the XPath from the file dom and set its NS context to the OdfFileDom object
             XPath xpathFileDom = fileDom.getXPath();
             xpathFileDom.setNamespaceContext(fileDom);

             //PASS - this works correctly
             String rdfNsUri = fileDom.getNamespaceURI("rdf");
             LOG.log(Level.INFO, "The value of the nsuri is {0} expected ns-uri is ''http://www.w3.org/1999/02/22-rdf-syntax-ns#''", rdfNsUri);
             Assert.assertEquals("http://www.w3.org/1999/02/22-rdf-syntax-ns#", rdfNsUri);

             //FAIL - for duplicate RDF ns prefix
             String myrdfNsUri = fileDom.getNamespaceURI("myrdf");
             LOG.log(Level.INFO, "The value of the nsuri is {0} expected ns-uri is ''http://www.w3.org/1999/02/22-rdf-syntax-ns#''", myrdfNsUri);
             Assert.assertEquals("http://www.w3.org/1999/02/22-rdf-syntax-ns#", myrdfNsUri);

             //PASS - for custom NS prefix in document, only the first one
             String anxNsUri1 = fileDom.getNamespaceURI("ns1");
             LOG.log(Level.INFO, "The value of the nsuri is {0} expected ns-uri is ''http://editor.bungeni.org/1.0/anx/''", anxNsUri1);
             Assert.assertEquals("http://editor.bungeni.org/1.0/anx/", anxNsUri1);

             //FAIL - for custom NS prefix in document ns3, ns4, ns...
             String anxNsUri2 = fileDom.getNamespaceURI("ns2");
             LOG.log(Level.INFO, "The value of the ns-uri is {0} expected ns-uri is ''http://editor.bungeni.org/1.0/anx/''", anxNsUri2);
             Assert.assertEquals("http://editor.bungeni.org/1.0/anx/", anxNsUri2);

             //FAIL - for custom duplicate NS prefix anx
             String anxNsUriCustom = fileDom.getNamespaceURI("anx");
             LOG.log(Level.INFO, "The value of the ns-uri is {0} expected ns-uri is ''http://editor.bungeni.org/1.0/anx/''", anxNsUriCustom);
             Assert.assertEquals("http://editor.bungeni.org/1.0/anx/", anxNsUriCustom);

            } catch (Exception e) {
 			LOG.log(Level.SEVERE, e.getMessage(), e);
 			Assert.fail(e.toString());
            }
         }
 }
	/************************************************************************
	*
	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
	*
	* Copyright 2008, 2010 Oracle and/or its affiliates. All rights reserved.
	*
	* Use is subject to license terms.
	*
	* 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. You can also
	* obtain a copy of the License at http://odftoolkit.org/docs/license.txt
	*
	* 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.odftoolkit.odfdom.dom;

	import java.util.Iterator;
	import java.util.logging.Level;
	import java.util.logging.Logger;

	import javax.xml.xpath.XPath;
	import javax.xml.xpath.XPathConstants;

	import org.junit.Assert;
	import org.junit.Test;
	import org.odftoolkit.odfdom.doc.OdfDocument;
	import org.odftoolkit.odfdom.pkg.OdfAlienElement;
	import org.odftoolkit.odfdom.pkg.OdfFileDom;
	import org.odftoolkit.odfdom.doc.OdfPresentationDocument;
	import org.odftoolkit.odfdom.utils.ResourceUtilities;
	import org.w3c.dom.Node;
	import org.w3c.dom.NodeList;

	public class XPathTest {

	private static final Logger LOG = Logger.getLogger(XPathTest.class.getName());
	private static final String SOURCE_FILE_1 = "XPathTest-foreignPrefix.odp";
	private static final String SOURCE_FILE_2 = "XPathTest-foreignPrefix2.odp";
	private static final String SOURCE_FILE_3 = "XPathTest-duplicate-prefix.odt";
	/**
	* 1) The first test document "XPathTest-foreignPrefix.odp" uses the prefix "daisy" instead of "office" for ODF XML elements.
	<daisy:document-content xmlns:daisy="urn:oasis:names:tc:opendocument:xmlns:office:1.0" xmlns:style="ur...
	<daisy:scripts/>
	<daisy:automatic-styles>


	* 2) The test doc also uses multiple identical namespace prefixes with different URIs.
	* <text:p>Slide
	* <draw:element1 xmlns:draw="urn://dummy-namespace-one">
	* <draw:element2 xmlns:draw="urn://dummy-namespace-two"
	* draw:attribute2="importantValue">dummy</draw:element2></draw:element1>One!!</text:p>
	* It will be tested, if they have been renamed correctly.

	* 3) The test doc also uses multiple different namespace prefixes with the similar URIs.
	* Testing getPrefixes(String URI) from the NamespaceContext interface.
	* <text:p>Slide
	* <prefixOne:element1 xmlns:prefixOne="urn://some-test-odfdom-namespace">
	* <prefixTwo:element2 xmlns:prefixTwo="urn://some-test-odfdom-namespace"
	* prefixTwo:attribute2="importantValue">dummy</prefixTwo:element2></prefixOne:element1>Two!!</text:p>
	*
	* 4) Having element and attribute without namespace
	* <!-- element and attribute without namespace with an attribute value with a namespace prefix as well -->
	<text:p xmlns:alien="urn://some-test-attribute-value-namespace"
	* foreign="alien:valueOfAlienAttribute">Some<test>good</test> Content!!</text:p>

	*/
	@Test
	public void testXPathwithAlienNodes() throws Exception {
	try {
	OdfPresentationDocument odpWithSlides = OdfPresentationDocument.loadDocument(ResourceUtilities.getAbsolutePath(SOURCE_FILE_1));
	OdfFileDom contentDom = odpWithSlides.getContentDom();

	XPath xpath = contentDom.getXPath();
	// Test scenario 1 - see comment above
	Iterator<String> prefixes = contentDom.getPrefixes("urn:oasis:names:tc:opendocument:xmlns:office:1.0");
	// The first prefix have to be "office"
	String prefix = prefixes.next();
	Assert.assertTrue(prefix.equals("office") \|\| prefix.equals("daisy"));
	if(prefix.equals("office")){
	prefix = prefixes.next();
	Assert.assertTrue(prefix.equals("daisy"));
	}else if(prefix.equals("daisy")){
	prefix = prefixes.next();
	Assert.assertTrue(prefix.equals("office"));
	}else{
	Assert.fail();
	}
	// There should be no further prefix
	Assert.assertFalse(prefixes.hasNext());

	Iterator<String> prefixes2 = contentDom.getPrefixes("urn://some-test-odfdom-namespace");
	prefix = prefixes2.next();
	Assert.assertTrue(prefix.equals("prefixOne") \|\| prefix.equals("prefixTwo"));
	if(prefix.equals("prefixOne")){
	prefix = prefixes2.next();
	Assert.assertTrue(prefix.equals("prefixTwo"));
	}else if(prefix.equals("prefixTwo")){
	prefix = prefixes2.next();
	Assert.assertTrue(prefix.equals("prefixOne"));
	}else{
	Assert.fail();
	}
	// There should be no further prefix
	Assert.assertFalse(prefixes.hasNext());

	Node rootNode = contentDom.getRootElement();
	odpWithSlides.save(ResourceUtilities.newTestOutputFile("XPathTest-ForeignPrefix-output.odp"));

	if (rootNode instanceof OdfAlienElement) {
	Assert.fail("The none OOO default prefix for office: was not exchanged!");
	}
	NodeList styleNameAttributes = (NodeList) xpath.evaluate(".//*[@style:name]", rootNode, XPathConstants.NODESET);
	LOG.log(Level.INFO, "Amount of style:name is {0}", styleNameAttributes.getLength());

	Assert.assertTrue(styleNameAttributes.getLength() == 11);
	// test if the identical namespace prefixes with different URI have been renamed correctly (earlier draw:element1/draw:element2).
	String attributeWithDuplicatePrefix = (String) xpath.evaluate(".//draw__1:element1/draw__2:element2/@draw__2:attribute2", rootNode, XPathConstants.STRING);
	Assert.assertTrue(attributeWithDuplicatePrefix.equals("importantValue"));
	Assert.assertEquals("urn:oasis:names:tc:opendocument:xmlns:office:1.0", xpath.getNamespaceContext().getNamespaceURI("office"));
	Assert.assertEquals("http://www.w3.org/1999/xlink", xpath.getNamespaceContext().getNamespaceURI("xlink"));

	String alienAttributeValue = (String) xpath.evaluate(".//*/@foreign", rootNode, XPathConstants.STRING);
	LOG.log(Level.INFO, "The value of the alien attribute is {0}, expected is ''alien:valueOfAlienAttribute''!", alienAttributeValue);
	Assert.assertEquals("alien:valueOfAlienAttribute", alienAttributeValue);

	String alienElementValue = (String) xpath.evaluate("//text:p/test", rootNode, XPathConstants.STRING);
	LOG.log(Level.INFO, "The value of the alien element is {0}, expected is ''good''!", alienElementValue);
	Assert.assertEquals("good", alienElementValue);
	LOG.log(Level.INFO, "Amount of @alien:foreignAttribute and @style:name is {0}", ((NodeList) xpath.evaluate(".//*[@alien:foreignAttribute or @style:name]", rootNode, XPathConstants.NODESET)).getLength());
	Assert.assertTrue("Amount of @alien:foreignAttribute and @style:name is not 13!!", ((NodeList) xpath.evaluate(".//*[@alien:foreignAttribute or @style:name]", rootNode, XPathConstants.NODESET)).getLength() == 13);

	// Test if an empty iterator is being returned for a none existing URL
	Iterator<String> prefixes3 = contentDom.getPrefixes("urn://this-prefix-does-not-exist-in-the-xml");
	Assert.assertFalse("Not used prefix returned a none-empty iterator!", prefixes3.hasNext());
	} catch (Exception e) {
	LOG.log(Level.SEVERE, e.getMessage(), e);
	Assert.fail(e.toString());
	}
	}

	/**
	* A typical test, that deals with xlinks in SOURCE_FILE_2
	*/
	@Test
	public void testCopyForeignSlide() {
	try {
	OdfPresentationDocument targetodp = OdfPresentationDocument.loadDocument(ResourceUtilities.getAbsolutePath(SOURCE_FILE_1));
	OdfPresentationDocument sourceodp = OdfPresentationDocument.loadDocument(ResourceUtilities.getAbsolutePath(SOURCE_FILE_2));

	int slidecount = sourceodp.getSlideCount();
	for (int i = 0; i < slidecount; i++) {
	targetodp.copyForeignSlide(i, sourceodp, i);
	}
	targetodp.save(ResourceUtilities.newTestOutputFile("XPathTest-ForeignPrefix2-output.odp"));
	targetodp.close();
	} catch (Exception e) {
	LOG.log(Level.SEVERE, e.getMessage(), e);
	Assert.fail(e.toString());
	}
	}

	/**
	* This test SHOULD fail, but it isn't. Its source code is identical to the first test in this unit test
	* @throws Exception
	*/
	@Test
	public void testXPathIsMissingXLinkButItWillPassBecauseItTheSecondTestInThisUnitTest() throws Exception {
	try {
	OdfPresentationDocument odpWithSlides = OdfPresentationDocument.loadDocument(ResourceUtilities.getAbsolutePath(SOURCE_FILE_1));
	OdfFileDom contentDom = odpWithSlides.getContentDom();
	XPath xpath = contentDom.getXPath();

	Node node = odpWithSlides.getContentDom().getRootElement();
	NodeList linkNodes = (NodeList) xpath.evaluate(".//*[@xlink:href]", node, XPathConstants.NODESET);
	Assert.assertNotNull(linkNodes);
	Assert.assertEquals("urn:oasis:names:tc:opendocument:xmlns:office:1.0", xpath.getNamespaceContext().getNamespaceURI("office"));
	Assert.assertEquals("http://www.w3.org/1999/xlink", xpath.getNamespaceContext().getNamespaceURI("xlink"));

	} catch (Exception e) {
	LOG.log(Level.SEVERE, e.getMessage(), e);
	Assert.fail(e.toString());
	}
	}

	/**
	* This test checks if the XPath returned by OdfFileDom is correctly aware of namespacess.
	* The NamespaceContext implementation in OdfFileDom is aware of duplicate prefixes, but getNamespaceURI(prefix)
	* in OdfFileDom does not implement it correctly
	*
	* With the patch applied in OdfFileDom these tests pass correctly
	*
	* sample metadata rdf generate from Openoffice 3.3 looks like this :
	* <?xml version="1.0" encoding="utf-8"?>
	* <rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#">
	* <rdf:Description rdf:about="../content.xml#id1366098766">
	* <ns1:BungeniActionEvent xmlns:ns1="http://editor.bungeni.org/1.0/anx/"></ns1:BungeniActionEvent>
	* <ns2:BungeniSectionID xmlns:ns2="http://editor.bungeni.org/1.0/anx/">Xda+5VC/SQKKG7Bk83a2JA</ns2:BungeniSectionID>
	* <ns3:BungeniSectionType xmlns:ns3="http://editor.bungeni.org/1.0/anx/">Conclusion</ns3:BungeniSectionType>
	* <ns4:hiddenBungeniMetaEditable xmlns:ns4="http://editor.bungeni.org/1.0/anx/">false</ns4:hiddenBungeniMetaEditable>
	* </rdf:Description>
	*
	* @throws Exception
	*/
	@Test
	public void testXPathDuplicatePrefixForForeignNamespace() throws Exception{
	try {

	OdfDocument odfDoc = OdfDocument.loadDocument(ResourceUtilities.getAbsolutePath(SOURCE_FILE_3));
	OdfFileDom fileDom = odfDoc.getFileDom("meta/meta.rdf");

	// add additional duplicate NS prefixes to the DOM
	fileDom.setNamespace("anx", "http://editor.bungeni.org/1.0/anx/");
	fileDom.setNamespace("myrdf", "http://www.w3.org/1999/02/22-rdf-syntax-ns#");

	//get the XPath from the file dom and set its NS context to the OdfFileDom object
	XPath xpathFileDom = fileDom.getXPath();
	xpathFileDom.setNamespaceContext(fileDom);

	//PASS - this works correctly
	String rdfNsUri = fileDom.getNamespaceURI("rdf");
	LOG.log(Level.INFO, "The value of the nsuri is {0} expected ns-uri is ''http://www.w3.org/1999/02/22-rdf-syntax-ns#''", rdfNsUri);
	Assert.assertEquals("http://www.w3.org/1999/02/22-rdf-syntax-ns#", rdfNsUri);

	//FAIL - for duplicate RDF ns prefix
	String myrdfNsUri = fileDom.getNamespaceURI("myrdf");
	LOG.log(Level.INFO, "The value of the nsuri is {0} expected ns-uri is ''http://www.w3.org/1999/02/22-rdf-syntax-ns#''", myrdfNsUri);
	Assert.assertEquals("http://www.w3.org/1999/02/22-rdf-syntax-ns#", myrdfNsUri);

	//PASS - for custom NS prefix in document, only the first one
	String anxNsUri1 = fileDom.getNamespaceURI("ns1");
	LOG.log(Level.INFO, "The value of the nsuri is {0} expected ns-uri is ''http://editor.bungeni.org/1.0/anx/''", anxNsUri1);
	Assert.assertEquals("http://editor.bungeni.org/1.0/anx/", anxNsUri1);

	//FAIL - for custom NS prefix in document ns3, ns4, ns...
	String anxNsUri2 = fileDom.getNamespaceURI("ns2");
	LOG.log(Level.INFO, "The value of the ns-uri is {0} expected ns-uri is ''http://editor.bungeni.org/1.0/anx/''", anxNsUri2);
	Assert.assertEquals("http://editor.bungeni.org/1.0/anx/", anxNsUri2);

	//FAIL - for custom duplicate NS prefix anx
	String anxNsUriCustom = fileDom.getNamespaceURI("anx");
	LOG.log(Level.INFO, "The value of the ns-uri is {0} expected ns-uri is ''http://editor.bungeni.org/1.0/anx/''", anxNsUriCustom);
	Assert.assertEquals("http://editor.bungeni.org/1.0/anx/", anxNsUriCustom);

	} catch (Exception e) {
	LOG.log(Level.SEVERE, e.getMessage(), e);
	Assert.fail(e.toString());
	}
	}
	}