From 25ace4b65180722e794cd6edccbfb78795e993cd Mon Sep 17 00:00:00 2001
From: Philip O'Toole <philip.otoole@yahoo.com>
Date: Thu, 23 Nov 2023 13:36:29 -0500
Subject: [PATCH] Close test port

---
 http/preflight_test.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/http/preflight_test.go b/http/preflight_test.go
index 075e2766..c292f19d 100644
--- a/http/preflight_test.go
+++ b/http/preflight_test.go
@@ -110,6 +110,7 @@ func Test_IsServingHTTP_OpenPortTLS(t *testing.T) {
 	if err != nil {
 		t.Fatalf("failed to create TLS listener: %s", err)
 	}
+	defer ln.Close()
 
 	addr := ln.Addr().String()
 	if IsServingHTTP(addr) {