updated

dao/persondao.test.js

@@ -99,7 +99,7 @@ test("Delete a person", done =>{
     expect(data.affectedRows).toBeGreaterThanOrEqual(1);
     done();
   }
-  personDao.deleteOne({id: 2},
+  personDao.deleteOne({id: 100},
       callback
   );
 });