Runs the test case.
Document doc;
DocumentType docType;
NamedNodeMap entityList;
Entity entityNode;
String publicId;
String systemId;
String notation;
doc = (Document) load("staff", false);
docType = doc.getDoctype();
assertNotNull("docTypeNotNull", docType);
entityList = docType.getEntities();
assertNotNull("entitiesNotNull", entityList);
entityNode = (Entity) entityList.getNamedItem("ent5");
publicId = entityNode.getPublicId();
assertEquals("publicId", "entityURI", publicId);
systemId = entityNode.getSystemId();
assertURIEquals("systemId", null, null, null, "entityFile", null, null, null, null, systemId);
notation = entityNode.getNotationName();
assertEquals("notation", "notation1", notation);