修复lib.test.js单元测试不通过问题

test/app/service/lib.test.js

@@ -19,7 +19,7 @@ describe('test/app/service/lib.test.js', () => {
             create_time: '1524216653'
         };
         const libInfo = yield ctx.service.quotaLib.add(data);
-        assert(libInfo === true);
+        assert(libInfo.affectedRows === 1);
     });
 
 });