### Question:
RoleServiceImpl implements RoleService { public void updateRole(DJRole role) { roleDao.update(role); }  void setRoleDao(RoleDao roleDao); void setSystemDao(SystemDao systemDao); DJRole findRoleByRoleId(Integer id); void insertRole(DJRole role); void updateRole(DJRole role);  }### Answer:
@Test public void testUpdateRole() throws Exception { }