Runs the test case.
Document doc;
NodeList elementList;
Node testEmployee;
NamedNodeMap attributes;
Node child;
int length;
doc = (Document) load("staff", true);
elementList = doc.getElementsByTagName("address");
testEmployee = elementList.item(2);
attributes = testEmployee.getAttributes();
length = (int) attributes.getLength();
assertEquals("length", 2, length);
child = attributes.item(0);
child = attributes.item(1);