From e855196fb67b36c4115548b286426a2319593221 Mon Sep 17 00:00:00 2001
From: FZambia <frvzmb@gmail.com>
Date: Mon, 20 Nov 2023 19:45:17 +0200
Subject: [PATCH] fix race in test

---
 broker_memory_test.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/broker_memory_test.go b/broker_memory_test.go
index 16645fdd..6a4e41a4 100644
--- a/broker_memory_test.go
+++ b/broker_memory_test.go
@@ -126,9 +126,13 @@ func TestMemoryBrokerResultCacheExpires(t *testing.T) {
 	})
 	require.NoError(t, err)
 
+	e.resultCacheMu.Lock()
 	require.Len(t, e.resultCache, 1)
+	e.resultCacheMu.Unlock()
 	time.Sleep(2 * time.Second)
+	e.resultCacheMu.Lock()
 	require.Len(t, e.resultCache, 0)
+	e.resultCacheMu.Unlock()
 }
 
 func TestMemoryBrokerPublishIdempotent(t *testing.T) {