assertNull(shoppingCart.getBuyerMessages());
assertNull(shoppingCart.getCartExpiration());
assertNull(shoppingCart.getMerchantPrivateData());
List<Item> items = shoppingCart.getItems().getItem();
assertEquals(1, items.size());
Item item = items.get(0);
assertEquals("itemName", item.getItemName());
assertEquals("itemDescription", item.getItemDescription());
assertEquals("XXX", item.getUnitPrice().getCurrency());
assertEquals(BigDecimal.valueOf(10.0).doubleValue(),
item.getUnitPrice().getValue().doubleValue());
assertEquals(1, item.getQuantity());
}