public void IfItemHasQuantity0_ThenReturnInvalidMessage()
{
var order = new Order();
order.AddItem(new OrderItem {Quantity = 0});
order.GetErrorMessages()
.Should().Contain("Item 0: Quantity should be greater than 0.");
}
public void IfTheProductDoesNotAllowCustomization_ThenReturnInvalidMessage()
{
var product = new Product
{
Name = "latte",
Customizations = {new Customization {Name = "size", PossibleValues = {"medium", "large"}}}
};
var order = new Order();
order.AddItem(new OrderItem
{
Quantity = 1,
Product = product,
Preferences = {{"milk", "lot"}}
});
order.GetErrorMessages()
.Should().Contain("Item 0: The product latte does not have a customization: milk/lot.");
}
public void IfTheOrderDoesNotHaveItems_ThenReturnInvalidMessage()
{
var order = new Order();
order.GetErrorMessages()
.Should().Contain("The order must include at least one item.");
}
