+ Add new project with pre-configured Gradle as build tool and Spock as testing framework

Java - Spock/src/main/java/com/gildedrose/GildedRose.java

@@ -0,0 +1,62 @@
+package com.gildedrose;
+
+class GildedRose {
+    Item[] items;
+
+    public GildedRose(Item[] items) {
+        this.items = items;
+    }
+
+    public void updateQuality() {
+        for (int i = 0; i < items.length; i++) {
+            if (!items[i].name.equals("Aged Brie")
+                    && !items[i].name.equals("Backstage passes to a TAFKAL80ETC concert")) {
+                if (items[i].quality > 0) {
+                    if (!items[i].name.equals("Sulfuras, Hand of Ragnaros")) {
+                        items[i].quality = items[i].quality - 1;
+                    }
+                }
+            } else {
+                if (items[i].quality < 50) {
+                    items[i].quality = items[i].quality + 1;
+
+                    if (items[i].name.equals("Backstage passes to a TAFKAL80ETC concert")) {
+                        if (items[i].sellIn < 11) {
+                            if (items[i].quality < 50) {
+                                items[i].quality = items[i].quality + 1;
+                            }
+                        }
+
+                        if (items[i].sellIn < 6) {
+                            if (items[i].quality < 50) {
+                                items[i].quality = items[i].quality + 1;
+                            }
+                        }
+                    }
+                }
+            }
+
+            if (!items[i].name.equals("Sulfuras, Hand of Ragnaros")) {
+                items[i].sellIn = items[i].sellIn - 1;
+            }
+
+            if (items[i].sellIn < 0) {
+                if (!items[i].name.equals("Aged Brie")) {
+                    if (!items[i].name.equals("Backstage passes to a TAFKAL80ETC concert")) {
+                        if (items[i].quality > 0) {
+                            if (!items[i].name.equals("Sulfuras, Hand of Ragnaros")) {
+                                items[i].quality = items[i].quality - 1;
+                            }
+                        }
+                    } else {
+                        items[i].quality = items[i].quality - items[i].quality;
+                    }
+                } else {
+                    if (items[i].quality < 50) {
+                        items[i].quality = items[i].quality + 1;
+                    }
+                }
+            }
+        }
+    }
+}

Java - Spock/src/main/java/com/gildedrose/Item.java

@@ -0,0 +1,21 @@
+package com.gildedrose;
+
+public class Item {
+
+    public String name;
+
+    public int sellIn;
+
+    public int quality;
+
+    public Item(String name, int sellIn, int quality) {
+        this.name = name;
+        this.sellIn = sellIn;
+        this.quality = quality;
+    }
+
+   @Override
+   public String toString() {
+        return this.name + ", " + this.sellIn + ", " + this.quality;
+    }
+}

Java - Spock/src/main/java/com/gildedrose/TexttestFixture.java

@@ -0,0 +1,37 @@
+package com.gildedrose;
+
+public class TexttestFixture {
+    public static void main(String[] args) {
+        System.out.println("OMGHAI!");
+
+        Item[] items = new Item[] {
+                new Item("+5 Dexterity Vest", 10, 20), //
+                new Item("Aged Brie", 2, 0), //
+                new Item("Elixir of the Mongoose", 5, 7), //
+                new Item("Sulfuras, Hand of Ragnaros", 0, 80), //
+                new Item("Sulfuras, Hand of Ragnaros", -1, 80),
+                new Item("Backstage passes to a TAFKAL80ETC concert", 15, 20),
+                new Item("Backstage passes to a TAFKAL80ETC concert", 10, 49),
+                new Item("Backstage passes to a TAFKAL80ETC concert", 5, 49),
+                // this conjured item does not work properly yet
+                new Item("Conjured Mana Cake", 3, 6) };
+
+        GildedRose app = new GildedRose(items);
+
+        int days = 2;
+        if (args.length > 0) {
+            days = Integer.parseInt(args[0]) + 1;
+        }
+
+        for (int i = 0; i < days; i++) {
+            System.out.println("-------- day " + i + " --------");
+            System.out.println("name, sellIn, quality");
+            for (Item item : items) {
+                System.out.println(item);
+            }
+            System.out.println();
+            app.updateQuality();
+        }
+    }
+
+}

Java - Spock/src/test/groovy/com/gildedrose/GildedRoseSpec.groovy

@@ -0,0 +1,25 @@
+package com.gildedrose
+
+import spock.lang.Specification
+
+/**
+ * Spock unit tests.
+ */
+class GildedRoseSpec extends Specification {
+
+    def "should update quality correctly"() {
+
+        given: "some items"
+        Item[] items = [new Item("foo", 0, 0)];
+
+        and: "the application with these items"
+        GildedRose app = new GildedRose(items);
+
+        when: "updating quality"
+        app.updateQuality();
+
+        then: "the quality is correct"
+        app.items[0].name == "fixme"
+    }
+
+}