Runs the test case.
Document doc;
NodeList elementList;
Node testEmployee;
NamedNodeMap attributes;
Node streetAttr;
String attrName;
doc = (Document) load("staff", false);
elementList = doc.getElementsByTagName("address");
testEmployee = elementList.item(1);
attributes = testEmployee.getAttributes();
streetAttr = attributes.getNamedItem("street");
assertInstanceOf("typeAssert", Attr.class, streetAttr);
attrName = streetAttr.getNodeName();
assertEquals("nodeName", "street", attrName);
attrName = ((Attr) /*Node */streetAttr).getName();
assertEquals("attrName", "street", attrName);