@Test public void testFindAllByTag() throws Exception {
  Node dom=new HTMLFixture(copyResourceToTempFile("/microformats/hcard/02-multiple-class-names-on-vcard.html")).getDOM();
  Assert.assertNotNull(dom);
  List nodes=DomUtils.findAllByTag(dom,"SPAN");
  NodeList nodeList=null;
  try {
    nodeList=(NodeList)xPathEngine.evaluate("./descendant-or-self::SPAN",dom,XPathConstants.NODESET);
  }
 catch (  XPathExpressionException e) {
    Assert.fail(e.getMessage());
  }
  Assert.assertEquals("number of elements does not match",nodes.size(),nodeList.getLength());
  for (int i=0; i < nodeList.getLength(); i++) {
    Assert.assertTrue(nodes.contains(nodeList.item(i)));
  }
}