Added: Get Count Of Stock + Basic Test

projjpn/src/main/java/de/hs_fulda/ciip/projjpn/Warehouse.java

@@ -4,12 +4,16 @@ import java.util.HashMap;
 
 public class Warehouse {
 	protected HashMap<String, Item> pool = new HashMap<String, Item>();
-	
-	
 
-	
 	public Item insertItem(Item item) {
 		return pool.putIfAbsent(item.getTitel(), item);
 	}
 
+	public int getCountOfStock() {
+		int sumItems = 0;
+        for (HashMap.Entry<String, Item> set : pool.entrySet()) {
+        	sumItems += set.getValue().getCurrentStock();
+        }
+		return sumItems;
+	}
 }

projjpn/src/test/java/de/hs_fulda/ciip/projjpn/WarehouseTest.java

@@ -28,4 +28,22 @@ public class WarehouseTest extends TestCase {
 		// Then
 		assertEquals(expectedTitel, gotItem.getTitel());
 	}
+	
+	
+	public void test_growingCountOfItemsInWarehouse() {
+		// Given
+		Warehouse warehouse = new Warehouse();
+		int unitsPerItemType = 3;
+		int expectedSize = 13;
+		for(int i = 0; i < expectedSize; i++) {
+			Item item = new Item("ItemDummy" + i, "DescriptionDummy" + i, unitsPerItemType, 12.0f);
+			warehouse.insertItem(item);
+		}
+		int expectedSum = expectedSize * unitsPerItemType;
+		int actualSumOfAllItems = warehouse.getCountOfStock();
+		
+		// Then
+		assertEquals(expectedSum, actualSumOfAllItems);
+
+	}
 }