From 280ab7f95cdbbaf2fee4a49d10d944e2865829fc Mon Sep 17 00:00:00 2001
From: Chris Lu <chris.lu@gmail.com>
Date: Mon, 4 Oct 2021 02:30:24 -0700
Subject: [PATCH] add test

---
 weed/util/skiplist/skiplist_test.go | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/weed/util/skiplist/skiplist_test.go b/weed/util/skiplist/skiplist_test.go
index 115656cd9..a35bef6f3 100644
--- a/weed/util/skiplist/skiplist_test.go
+++ b/weed/util/skiplist/skiplist_test.go
@@ -16,6 +16,21 @@ var (
 	memStore = newMemStore()
 )
 
+func TestReverseInsert(t *testing.T) {
+	list := NewSeed(100, memStore)
+
+	list.Insert([]byte("zzz"), []byte("zzz"))
+	list.Delete([]byte("zzz"))
+
+	list.Insert([]byte("aaa"), []byte("aaa"))
+
+	if list.IsEmpty() {
+		t.Fail()
+	}
+
+}
+
+
 func TestInsertAndFind(t *testing.T) {
 
 	k0 := []byte("0")