From 8f55138dc571a76fd5b5959c2e7662c1f29c522a Mon Sep 17 00:00:00 2001
From: Menci <HuangHaoRui301@Gmail.com>
Date: Mon, 3 Jul 2017 09:50:32 +0800
Subject: [PATCH] Don't make testdata zip if there is a zip

---
 models/problem.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/models/problem.js b/models/problem.js
index 3cc6e77..ff0347f 100644
--- a/models/problem.js
+++ b/models/problem.js
@@ -369,6 +369,7 @@ class Problem extends Model {
   async makeTestdataZip() {
     await syzoj.utils.lock(['Promise::Testdata', this.id], async () => {
       let dir = this.getTestdataPath();
+      if (await syzoj.utils.isFile(dir + '.zip')) return;
       if (!await syzoj.utils.isDir(dir)) throw new ErrorMessage('无测试数据。');
 
       let p7zip = new (require('node-7z'));