From bcfe952921eafc8c0fb90c6544cf0ddf3086ca09 Mon Sep 17 00:00:00 2001
From: MyonKeminta <9948422+MyonKeminta@users.noreply.github.com>
Date: Thu, 20 May 2021 21:22:22 +0800
Subject: [PATCH] executor: Fix unstable TestTiDBLastTxnInfoCommitMode (#24779)

---
 executor/executor_test.go | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/executor/executor_test.go b/executor/executor_test.go
index 8836b4f59fbd3..a796a27326a70 100644
--- a/executor/executor_test.go
+++ b/executor/executor_test.go
@@ -3067,9 +3067,10 @@ func (s *testSerialSuite) TestTiDBLastTxnInfoCommitMode(c *C) {
 	c.Assert(rows[0][1], Equals, "false")
 	c.Assert(rows[0][2], Equals, "false")
 
-	config.UpdateGlobal(func(conf *config.Config) {
-		conf.TiKVClient.AsyncCommit.SafeWindow = 0
-	})
+	c.Assert(failpoint.Enable("github.com/pingcap/tidb/store/tikv/invalidMaxCommitTS", "return"), IsNil)
+	defer func() {
+		c.Assert(failpoint.Disable("github.com/pingcap/tidb/store/tikv/invalidMaxCommitTS"), IsNil)
+	}()
 
 	tk.MustExec("set @@tidb_enable_async_commit = 1")
 	tk.MustExec("set @@tidb_enable_1pc = 0")