/** It tests the behavior of INPUT 1 */
 @Test
 public void testReceipt3() {
   String receipt =
       "1 imported bottle of perfume: 32.19"
           + System.lineSeparator()
           + "1 bottle of perfume: 20.89"
           + System.lineSeparator()
           + "1 packet of headache pills: 9.75"
           + System.lineSeparator()
           + "1 imported box of chocolates: 11.85"
           + System.lineSeparator()
           + "Sales Taxes: 6.70"
           + System.lineSeparator()
           + "Total: 74.68"
           + System.lineSeparator();
   Good parfume = new Good("1", "bottle of perfume", GoodCategory.GENERIC, true, "27.99");
   Good bottle = new Good("1", "bottle of perfume", GoodCategory.GENERIC, false, "18.99");
   Good pills = new Good("1", "packet of headache pills", GoodCategory.MEDICAL, false, "9.75");
   Good box = new Good("1", "box of chocolates", GoodCategory.FOOD, true, "11.25");
   cart.addGood(parfume);
   cart.addGood(bottle);
   cart.addGood(pills);
   cart.addGood(box);
   assertEquals(receipt, maker.calculateReceipt(cart));
 }
 /** It tests the behavior of INPUT 2 */
 @Test
 public void testReceipt2() {
   String receipt =
       "1 imported box of chocolates: 10.50"
           + System.lineSeparator()
           + "1 imported bottle of parfume: 54.65"
           + System.lineSeparator()
           + "Sales Taxes: 7.65"
           + System.lineSeparator()
           + "Total: 65.15"
           + System.lineSeparator();
   Good box = new Good("1", "box of chocolates", GoodCategory.FOOD, true, "10.00");
   Good parfume = new Good("1", "bottle of parfume", GoodCategory.GENERIC, true, "47.50");
   cart.addGood(box);
   cart.addGood(parfume);
   assertEquals(receipt, maker.calculateReceipt(cart));
 }
 /** It tests the behavior of INPUT 1 */
 @Test
 public void testReceipt1() {
   String receipt =
       "1 book: 12.49"
           + System.lineSeparator()
           + "1 music CD: 16.49"
           + System.lineSeparator()
           + "1 chocolate bar: 0.85"
           + System.lineSeparator()
           + "Sales Taxes: 1.50"
           + System.lineSeparator()
           + "Total: 29.83"
           + System.lineSeparator();
   Good book = new Good("1", "book", GoodCategory.BOOK, false, "12.49");
   Good cd = new Good("1", "music CD", GoodCategory.GENERIC, false, "14.99");
   Good food = new Good("1", "chocolate bar", GoodCategory.FOOD, false, "0.85");
   cart.addGood(book);
   cart.addGood(cd);
   cart.addGood(food);
   assertEquals(receipt, maker.calculateReceipt(cart));
 }