From b79e04e93982aa1f00c1f3bbc4e9350ab22f03cd Mon Sep 17 00:00:00 2001
From: glorv <glorvs@163.com>
Date: Mon, 6 Sep 2021 10:17:42 +0800
Subject: [PATCH] add check for the seek position

---
 br/pkg/storage/s3_test.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/br/pkg/storage/s3_test.go b/br/pkg/storage/s3_test.go
index 886e2e318487d..d55362055d3e2 100644
--- a/br/pkg/storage/s3_test.go
+++ b/br/pkg/storage/s3_test.go
@@ -746,8 +746,9 @@ func (s *s3Suite) TestOpenSeek(c *C) {
 		offset, err = reader.Seek(p, io.SeekStart)
 		c.Assert(offset, Equals, int64(1000000))
 		c.Assert(err, IsNil)
-		_, err = reader.Read(slice)
+		pos, err := reader.Read(slice)
 		c.Assert(err, Equals, io.EOF)
+		c.Assert(pos, Equals, int64(1000000))
 	}
 }