public void CreateOrder_ThrowsException_IfIsNotEachesGroceryItem()
{
Mock <IGroceryItem> genericItemMock = new Mock <IGroceryItem>();
EachesGroceryItemOrderFactory factory =
new EachesGroceryItemOrderFactory();
Assert.ThrowsException <InvalidGroceryItemTypeException>(() =>
factory.CreateOrder(genericItemMock.Object));
}
public void CreateOrder_CreatesOrderWithFiveItems_WhenFactoryCreatedWithCustomDefault()
{
EachesGroceryItem item = new EachesGroceryItem("soup", 1.89M);
EachesGroceryItemOrderFactory factory =
new EachesGroceryItemOrderFactory(5);
IGroceryItemOrder order = factory.CreateOrder(item);
Assert.IsTrue(order is EachesGroceryItemOrder);
EachesGroceryItemOrder eachesOrder = ((EachesGroceryItemOrder)order);
Assert.AreEqual(item, eachesOrder.Item);
Assert.AreEqual(5, eachesOrder.Count);
}
public void CreateOrder_CreatesOrderWithOneItem_IfIsIEachesGroceryItem()
{
EachesGroceryItem item = new EachesGroceryItem("soup", 1.89M);
EachesGroceryItemOrderFactory factory =
new EachesGroceryItemOrderFactory();
IGroceryItemOrder order = factory.CreateOrder(item);
Assert.IsTrue(order is EachesGroceryItemOrder);
EachesGroceryItemOrder eachesOrder = ((EachesGroceryItemOrder)order);
Assert.AreEqual(item, eachesOrder.Item);
Assert.AreEqual(1, eachesOrder.Count);
}
public void CreateOrder_GetsCountFromCountSelector_WhenFactoryCreatedWithCountSelector()
{
EachesGroceryItem item = new EachesGroceryItem("soup", 1.89M);
Mock <ICountSelector> countSelectorMock = new Mock <ICountSelector>();
countSelectorMock.Setup(cs => cs.SelectCount(item)).Returns(9);
EachesGroceryItemOrderFactory factory =
new EachesGroceryItemOrderFactory(countSelectorMock.Object);
IGroceryItemOrder order = factory.CreateOrder(item);
Assert.IsTrue(order is EachesGroceryItemOrder);
EachesGroceryItemOrder eachesOrder = ((EachesGroceryItemOrder)order);
Assert.AreEqual(item, eachesOrder.Item);
Assert.AreEqual(9, eachesOrder.Count);
}