From 3946492a1ec296087a9580d01b41f03474664585 Mon Sep 17 00:00:00 2001
From: konradgadecki <konradgadecki@powel.no>
Date: Tue, 20 Nov 2018 22:23:58 +0100
Subject: [PATCH] added conjucted items handling and tests

---
 csharp.UnitTests/Tests/GildedRoseTest.cs | 13 +++++++++----
 csharp/GildedRose.cs                     | 18 +++++++++++++++---
 2 files changed, 24 insertions(+), 7 deletions(-)

diff --git a/csharp.UnitTests/Tests/GildedRoseTest.cs b/csharp.UnitTests/Tests/GildedRoseTest.cs
index fb0cc56e..3120c3a2 100644
--- a/csharp.UnitTests/Tests/GildedRoseTest.cs
+++ b/csharp.UnitTests/Tests/GildedRoseTest.cs
@@ -64,15 +64,15 @@ namespace csharp.UnitTests.Tests
         }
 
         [Test]
-        [TestCase(0, 0, 2)] 
-        [TestCase(1, 1, 2)]                                                                                    
+        [TestCase(0, 0, 2)]
+        [TestCase(1, 1, 2)]
         public void UpdateQuality_AgedBrieGetsOlder_AgedBrieIncreasesInQuality(int sellIn, int quality, int expectedResult)
         {
             IList<Item> items = new List<Item> { new Item { Name = "Aged Brie", SellIn = sellIn, Quality = quality } };
             var gildedRose = new GildedRose(items);
 
             gildedRose.UpdateQuality();
-            
+
             Assert.That(items[0].Quality, Is.EqualTo(expectedResult));
         }
 
@@ -172,7 +172,12 @@ namespace csharp.UnitTests.Tests
         }
 
         [Test]
-        [TestCase(-1, 20, 18)]
+        [TestCase(-1, 20, 16)]
+        [TestCase(1, 20, 18)]
+        [TestCase(5, 50, 48)]
+        [TestCase(5, 55, 53)]
+        [TestCase(5, 1, 0)]
+        [TestCase(-5, 1, 0)]
         public void UpdateQuality_ConjuredGetsOlder_ConjuredQualityDegradesTwoTimesFaster(int sellIn, int quality,
             int expectedResult)
         {
diff --git a/csharp/GildedRose.cs b/csharp/GildedRose.cs
index 13532d29..90b67e38 100644
--- a/csharp/GildedRose.cs
+++ b/csharp/GildedRose.cs
@@ -11,6 +11,8 @@ namespace csharp
             _items = items;
         }
 
+        //   V - "Conjured" items degrade in Quality twice as fast as normal items
+        // 
         public void UpdateQuality()
         {
             for (var i = 0; i < _items.Count; i++)
@@ -22,6 +24,11 @@ namespace csharp
                         if (_items[i].Name != "Sulfuras, Hand of Ragnaros")
                         {
                             _items[i].Quality = _items[i].Quality - 1;
+
+                            if (_items[i].Name.StartsWith("Conjured") && _items[i].Quality > 0)
+                            {
+                                _items[i].Quality = _items[i].Quality - 1;
+                            }
                         }
                     }
                 }
@@ -29,7 +36,7 @@ namespace csharp
                 {
                     if (_items[i].Quality < 50)
                     {
-                        _items[i].Quality = _items[i].Quality + 1;
+                        _items[i].Quality++;
 
                         if (_items[i].Name == "Backstage passes to a TAFKAL80ETC concert")
                         {
@@ -37,7 +44,7 @@ namespace csharp
                             {
                                 if (_items[i].Quality < 50)
                                 {
-                                    _items[i].Quality = _items[i].Quality + 1;
+                                    _items[i].Quality++;
                                 }
                             }
 
@@ -45,7 +52,7 @@ namespace csharp
                             {
                                 if (_items[i].Quality < 50)
                                 {
-                                    _items[i].Quality = _items[i].Quality + 1;
+                                    _items[i].Quality++;
                                 }
                             }
                         }
@@ -69,6 +76,11 @@ namespace csharp
                                 {
                                     _items[i].Quality = _items[i].Quality - 1;
                                 }
+
+                                if (_items[i].Name.StartsWith("Conjured") && _items[i].Quality > 0)
+                                {
+                                    _items[i].Quality = _items[i].Quality - 1;
+                                }
                             }
                         }
                         else