Runs the test case.
Document doc;
NodeList elementList;
Node nameNode;
Node psNode;
String psName;
doc = (Document) load("hc_staff", false);
elementList = doc.getElementsByTagName("strong");
nameNode = elementList.item(1);
psNode = nameNode.getPreviousSibling();
psName = psNode.getNodeName();
assertEquals("whitespace", "#text", psName);