fix test

dao/persondao.test.js

@@ -103,7 +103,7 @@ test("update a person", done =>{
 
 test("delete a person", done => {
   function callback(status, data) {
-    personDao.getAll(callback);
+    personDao.getAll(callback2);
   }
   function callback2(status, data) {
     console.log(