From 43ebed88cc661e37bf01d5336b5de13fba6e51c7 Mon Sep 17 00:00:00 2001
From: Lin Lin <linlin152@foxmail.com>
Date: Sat, 20 Dec 2025 23:46:30 +0800
Subject: [PATCH] runtime: improve a log message in TestCleanupLost

Updates #76929

Change-Id: I3951b14ec979b389773f782a0a89f8277c7b9a59
Reviewed-on: https://go-review.googlesource.com/c/go/+/731680
Reviewed-by: Austin Clements <austin@google.com>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Reviewed-by: Keith Randall <khr@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
---
 src/runtime/mcleanup_test.go | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/runtime/mcleanup_test.go b/src/runtime/mcleanup_test.go
index 5afe85e103..dfc688a0f2 100644
--- a/src/runtime/mcleanup_test.go
+++ b/src/runtime/mcleanup_test.go
@@ -331,9 +331,14 @@ func TestCleanupLost(t *testing.T) {
 	}
 	wg.Wait()
 	runtime.GC()
-	runtime.BlockUntilEmptyCleanupQueue(int64(10 * time.Second))
+	timeout := 10 * time.Second
+	empty := runtime.BlockUntilEmptyCleanupQueue(int64(timeout))
+	if !empty {
+		t.Errorf("failed to drain cleanup queue within %s", timeout)
+	}
+
 	if got := int(got.Load()); got != want {
-		t.Errorf("expected %d cleanups to be executed, got %d", got, want)
+		t.Errorf("%d cleanups executed, expected %d", got, want)
 	}
 }
 
-- 
2.52.0