From ea8bde66363623838921636b943b74fcf4adfca0 Mon Sep 17 00:00:00 2001
From: Oliver Gugger <gugger@gmail.com>
Date: Wed, 28 Apr 2021 09:30:14 +0200
Subject: [PATCH] proxy: log error when port is used

---
 proxy/proxy_test.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/proxy/proxy_test.go b/proxy/proxy_test.go
index f8c3afa..5b7f54b 100644
--- a/proxy/proxy_test.go
+++ b/proxy/proxy_test.go
@@ -81,7 +81,11 @@ func TestProxyHTTP(t *testing.T) {
 		Addr:    testProxyAddr,
 		Handler: http.HandlerFunc(p.ServeHTTP),
 	}
-	go func() { _ = server.ListenAndServe() }()
+	go func() {
+		if err := server.ListenAndServe(); err != http.ErrServerClosed {
+			t.Errorf("Error serving on %s: %v", testProxyAddr, err)
+		}
+	}()
 	defer closeOrFail(t, server)
 
 	// Start the target backend service.