From b0ac365f5eff29c43baef7a1738b4091856db758 Mon Sep 17 00:00:00 2001
From: CraftBukkit/Spigot <noreply+git-craftbukkit@papermc.io>
Date: Thu, 29 Dec 2011 22:42:47 +1100
Subject: [PATCH] Test cloning of CraftItemStacks created with null nms
 ItemStacks

By: Andrew Ardill <andrew.ardill@gmail.com>
---
 .../bukkit/craftbukkit/inventory/CraftItemStackTest.java  | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/paper-server/src/test/java/org/bukkit/craftbukkit/inventory/CraftItemStackTest.java b/paper-server/src/test/java/org/bukkit/craftbukkit/inventory/CraftItemStackTest.java
index 28ad98a514..a57ddca6d5 100644
--- a/paper-server/src/test/java/org/bukkit/craftbukkit/inventory/CraftItemStackTest.java
+++ b/paper-server/src/test/java/org/bukkit/craftbukkit/inventory/CraftItemStackTest.java
@@ -25,4 +25,12 @@ public class CraftItemStackTest {
         assert (clone.getTypeId() == itemStack.getTypeId());
         assert (clone.getData().equals(itemStack.getData()));
     }
+
+    @Test
+    public void testCloneNullItem() throws Exception {
+        net.minecraft.server.ItemStack nmsItemStack = null;
+        ItemStack itemStack = new CraftItemStack(nmsItemStack);
+        ItemStack clone = itemStack.clone();
+        assert (clone.equals(itemStack));
+    }
 }