Runs the test case.
Document doc;
Text newTextNode;
String newTextName;
String newTextValue;
int newTextType;
doc = (Document) load("hc_staff", true);
newTextNode = doc.createTextNode("This is a new Text node");
newTextValue = newTextNode.getNodeValue();
assertEquals("value", "This is a new Text node", newTextValue);
newTextName = newTextNode.getNodeName();
assertEquals("strong", "#text", newTextName);
newTextType = (int) newTextNode.getNodeType();
assertEquals("type", 3, newTextType);