From 7c2ea540c90d0349fa18ebcc5251c97529428acf Mon Sep 17 00:00:00 2001
From: Mitsuo Heijo <mitsuo.heijo@gmail.com>
Date: Sat, 4 Apr 2020 23:48:55 +0900
Subject: [PATCH] add assert to check if stop chan is empty

---
 http_test.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/http_test.go b/http_test.go
index 6bf8de1c24..934ed0cc3b 100644
--- a/http_test.go
+++ b/http_test.go
@@ -171,4 +171,6 @@ func TestGracefulShutdown(t *testing.T) {
 
 	stop <- struct{}{} // emulate catching signals
 	wg.Wait()
+
+	assert.Len(t, stop, 0) // check if stop chan is empty
 }