Added: Price Of Multiple Identical Items Test

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

@@ -2,12 +2,12 @@ package de.hs_fulda.ciip.projjpn;
 
 public class Item {
 	
-	// price
+	private int price;
 	// customerReview
 	// productTitle
 	// description
 	// tags
-	int availability = 0;
+	private int availability = 0;
 	
 	public boolean inStock() {
 		return availability > 0;
@@ -16,4 +16,12 @@ public class Item {
 	public void updateAvailability(int newAmount) {
 		availability = newAmount;
 	}
+	
+	public void updatePrice(int price) {
+		this.price = price;
+	}
+	
+	public int getCurrentPrice() {
+		return price;
+	}
 }

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

@@ -24,4 +24,25 @@ public class ItemTest extends TestCase {
 		// Then
 		assertTrue(inStock);
 	}
+	
+	public void test_priceOfMultipleIdenticalItems() {
+		// Given
+		Item item = new Item();
+		int quantity = 3;
+		int price = 5;
+		item.updateAvailability(quantity);
+		item.updatePrice(price);
+		
+		// When 
+		int expectedPrice = quantity * price;
+		
+		// Then
+		int actualPrice = 0;
+		for(int i = 0; i < quantity; i++) {
+			actualPrice += item.getCurrentPrice();
+		}
+		
+		
+		assertEquals(expectedPrice, actualPrice);
+	}
 }