public void last() throws XMLDBException {
final XQueryService service =
storeXMLStringAndGetQueryService("numbers.xml", numbers);
final String query = "<a><b>test1</b><b>test2</b></a>/b/last()";
final ResourceSet result = service.queryResource("numbers.xml", query);
assertEquals("XPath: " + query, 2, result.getSize());
XMLResource resource = (XMLResource)result.getResource(0);
assertEquals("XPath: " + query, "2", resource.getContent().toString());
resource = (XMLResource)result.getResource(1);
assertEquals("XPath: " + query, "2", resource.getContent().toString());