From 686510c64e9b9535b72c7ce8bbda87ef1d2744ba Mon Sep 17 00:00:00 2001
From: Suryandaru Triandana <syn@dtr.my.id>
Date: Mon, 13 Jun 2022 10:35:33 +0700
Subject: [PATCH] cache: TestCacheMap: wait grow-shrink goroutine to stop

---
 leveldb/cache/cache_test.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/leveldb/cache/cache_test.go b/leveldb/cache/cache_test.go
index cbd64f34..a0dfb384 100644
--- a/leveldb/cache/cache_test.go
+++ b/leveldb/cache/cache_test.go
@@ -200,6 +200,7 @@ func TestCacheMap(t *testing.T) {
 	}
 
 	// Emulate constant grow-shrink.
+	growShrinkStop := make(chan bool, 1)
 	go func() {
 		handles := make([]*Handle, 100000)
 		for atomic.LoadInt32(&done) == 0 {
@@ -212,6 +213,7 @@ func TestCacheMap(t *testing.T) {
 				h.Release()
 			}
 		}
+		growShrinkStop <- true
 	}()
 
 	wg.Wait()
@@ -237,6 +239,8 @@ func TestCacheMap(t *testing.T) {
 		}
 	}
 
+	<-growShrinkStop
+
 	require.Zero(t, c.Nodes())
 	require.Zero(t, c.Size())
 	t.Logf("STATS: %#v", c.GetStats())