public ProductVariantAvailabilityServiceBuilder()
{
_productStockChecker = A.Fake<IProductStockChecker>();
A.CallTo(() => _productStockChecker.IsInStock(A<ProductVariant>._)).Returns(true);
A.CallTo(() => _productStockChecker.CanOrderQuantity(A<ProductVariant>._, A<int>._)).Returns(_canOrderQuantityResult);
_productShippingChecker = A.Fake<IProductShippingChecker>();
A.CallTo(() => _productShippingChecker.CanShip(A<ProductVariant>._)).Returns(true);
}
public ProductVariantAvailabilityServiceBuilder()
{
_productStockChecker = A.Fake <IProductStockChecker>();
A.CallTo(() => _productStockChecker.IsInStock(A <ProductVariant> ._)).Returns(true);
A.CallTo(() => _productStockChecker.CanOrderQuantity(A <ProductVariant> ._, A <int> ._)).Returns(_canOrderQuantityResult);
_productShippingChecker = A.Fake <IProductShippingChecker>();
A.CallTo(() => _productShippingChecker.CanShip(A <ProductVariant> ._)).Returns(true);
}
public CanBuyStatus CanBuy(CartItemData item)
{
var productVariant = item.Item;
var quantity = item.Quantity;
if (!_productStockChecker.IsInStock(productVariant))
{
return(new OutOfStock(productVariant));
}
var canOrderQuantityResult = _productStockChecker.CanOrderQuantity(productVariant, quantity);
if (!canOrderQuantityResult.CanOrder)
{
return(new CannotOrderQuantity(productVariant, canOrderQuantityResult.StockRemaining));
}
return(new CanBuy());
}
public CanBuyStatus CanBuy(ProductVariant productVariant, int quantity)
{
if (!_productStockChecker.IsInStock(productVariant))
{
return(new OutOfStock(productVariant));
}
var result = _productStockChecker.CanOrderQuantity(productVariant, quantity);
if (!result.CanOrder)
{
return(new CannotOrderQuantity(productVariant, result.StockRemaining));
}
if (!_productShippingChecker.CanShip(productVariant))
{
return(new NoShippingMethodWouldBeAvailable(productVariant));
}
return(new CanBuy());
}
public ProductVariantAvailabilityServiceBuilder IsOutOfStock()
{
A.CallTo(() => _productStockChecker.IsInStock(A <ProductVariant> ._)).Returns(false);
return(this);
}
