测试：清理打印增加注释

game-server/test/chat.test.ts

@@ -30,13 +30,11 @@ function testGroupMsg(pinusClient: PinusWSClient, roleInfo: any, pinusClientT: P
   const roomId = `${channel}_${channelId}`;
   pinusClientT.on(ON_GROUP_MSG_ROUTE, (res) => {
     checkSuccessResponse(res);
-    console.log('got res 1:', roomId, res);
     checkGroupMsg(res.data, roleInfo.roleId, roomId, TEXT_MSG.content);
     msgReceiveCnt += 1;
   });
   pinusClient.on(ON_GROUP_MSG_ROUTE, (res) => {
     checkSuccessResponse(res);
-    console.log('got res 2:', roomId, res);
     checkGroupMsg(res.data, roleInfo.roleId, roomId, TEXT_MSG.content);
     msgReceiveCnt += 1;
   });
@@ -75,6 +73,7 @@ describe('聊天测试', function() {
   afterEach(function(done) {
     pinusClient.disconnect();
     pinusClientT.disconnect();
+    // disconnect 后等待 500ms，供服务器清理环境、退出频道等
     setTimeout(() => {
       done();
     }, 500);