From 4bdb2c649daf9872679d0549a9fc50d351cf3a46 Mon Sep 17 00:00:00 2001
From: Behnam Nikbakht <behnam.nikbakht@gmail.com>
Date: Wed, 9 Aug 2023 08:27:54 -0600
Subject: [PATCH] Add a test case for Aged Brie item sellIn decrease

---
 .../src/test/java/com/gildedrose/GildedRoseTest.java | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/Java/src/test/java/com/gildedrose/GildedRoseTest.java b/Java/src/test/java/com/gildedrose/GildedRoseTest.java
index 48042267..ab468431 100644
--- a/Java/src/test/java/com/gildedrose/GildedRoseTest.java
+++ b/Java/src/test/java/com/gildedrose/GildedRoseTest.java
@@ -83,6 +83,18 @@ class GildedRoseTest {
             app.updateQuality();
             assertEquals(2, items[1].quality, "Aged Brie Quality should increase");
         }
+
+        @Test
+        public void testAgedBrieItemSellInDecrease() {
+            app.updateQuality();
+            assertEquals(1, items[1].sellIn, "Aged Brie SellIn should decrease by 1");
+
+            app.updateQuality();
+            assertEquals(0, items[1].sellIn, "Aged Brie SellIn should decrease by 1");
+
+            app.updateQuality();
+            assertEquals(-1, items[1].sellIn, "Aged Brie SellIn should decrease by 1");
+        }
     }
 
     @Nested