From b9fbb85af2c88c31b01174e65e7497ff7c165758 Mon Sep 17 00:00:00 2001
From: Chris Lu <chris.lu@gmail.com>
Date: Sun, 15 Feb 2026 23:49:53 -0800
Subject: [PATCH] test(volume_server/grpc): add ping unreachable volume-server
 target case

---
 test/volume_server/grpc/admin_extra_test.go | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/test/volume_server/grpc/admin_extra_test.go b/test/volume_server/grpc/admin_extra_test.go
index de62fcdb8..b9f1e5aaf 100644
--- a/test/volume_server/grpc/admin_extra_test.go
+++ b/test/volume_server/grpc/admin_extra_test.go
@@ -388,6 +388,17 @@ func TestPingUnknownAndUnreachableTargetPaths(t *testing.T) {
 	if !strings.Contains(err.Error(), "ping filer") {
 		t.Fatalf("Ping filer unreachable error mismatch: %v", err)
 	}
+
+	_, err = grpcClient.Ping(ctx, &volume_server_pb.PingRequest{
+		TargetType: cluster.VolumeServerType,
+		Target:     "127.0.0.1:1.1",
+	})
+	if err == nil {
+		t.Fatalf("Ping volume server target should fail when target is unreachable")
+	}
+	if !strings.Contains(err.Error(), "ping volumeServer") {
+		t.Fatalf("Ping volume server unreachable error mismatch: %v", err)
+	}
 }
 
 func TestPingMasterTargetSuccess(t *testing.T) {