### Question:
RoleServiceImpl implements RoleService { public void insertRole(DJRole role) { roleDao.inserte(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 testInsertRole() throws Exception { DJRole role =DomainUtil.getRole(); DJSystem system= DomainUtil.getSystem(); system.id=1; role.system= system; roleService.insertRole(role); }