Added: Price Of Multiple Identical Items Test

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

@@ -0,0 +1,27 @@
+package de.hs_fulda.ciip.projjpn;
+
+public class Item {
+	
+	private int price;
+	// customerReview
+	// productTitle
+	// description
+	// tags
+	private int availability = 0;
+	
+	public boolean inStock() {
+		return availability > 0;
+	}
+	
+	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

@@ -0,0 +1,48 @@
+package de.hs_fulda.ciip.projjpn;
+
+import junit.framework.TestCase;
+
+public class ItemTest extends TestCase {
+	public void test_ItemNotInStock() {
+		// Given
+		Item item = new Item();
+		
+		// When
+		boolean notInStock = item.inStock();
+		
+		// Then
+		assertFalse(notInStock);
+	}
+	
+	public void test_ItemInStock() {
+		// Given
+		Item item = new Item();
+		item.updateAvailability(1);
+		// When
+		boolean inStock = item.inStock();
+		
+		// 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);
+	}
+}