Runs the test case.
Document doc;
Element root;
NodeList elementList;
Element testName;
Node firstChild;
String childValue;
doc = (Document) load("staff", true);
root = doc.getDocumentElement();
root.normalize();
elementList = root.getElementsByTagName("name");
testName = (Element) elementList.item(2);
firstChild = testName.getFirstChild();
childValue = firstChild.getNodeValue();
assertEquals("elementNormalizeAssert", "Roger\n Jones", childValue);