From dcebdf7958d1b6b4499dac3e960c2e70e8b38b67 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=8E=8B=E9=9C=84=E9=9C=84?= <1141195807@qq.com>
Date: Sun, 16 Oct 2022 19:05:20 +0800
Subject: [PATCH] Backport #14591 to 3.4.
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Signed-off-by: 王霄霄 1141195807@qq.com
Signed-off-by: 王霄霄 <1141195807@qq.com>
---
 clientv3/integration/watch_test.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/clientv3/integration/watch_test.go b/clientv3/integration/watch_test.go
index b4086b8d1..9fae7897c 100644
--- a/clientv3/integration/watch_test.go
+++ b/clientv3/integration/watch_test.go
@@ -338,6 +338,9 @@ func putAndWatch(t *testing.T, wctx *watchctx, key, val string) {
 		if !ok {
 			t.Fatalf("unexpected watch close")
 		}
+		if err := v.Err(); err != nil {
+			t.Fatalf("unexpected watch response error: %v", err)
+		}
 		if string(v.Events[0].Kv.Value) != val {
 			t.Fatalf("bad value got %v, wanted %v", v.Events[0].Kv.Value, val)
 		}