public async Task GetDiscountsAsync_WithSpecialOffers_ShouldReturnNoDiscounts()
{
//arrange
var reducedProductId = Guid.NewGuid();
var reducedProductPrice = 1.00m;
var mockSpecialOfferRepository = new Mock <IGenericRepository <SpecialOffer> >();
mockSpecialOfferRepository.Setup(m => m.GetAllAsync(It.IsAny <Expression <Func <SpecialOffer, DiscountedProductsSpecialOffer> > >()))
.ReturnsAsync(
new List <SpecialOffer> ()
);
var basket = new Basket
{
Items = new List <BasketItem>
{
new BasketItem {
Id = reducedProductId, Name = "Apples", Price = reducedProductPrice
},
new BasketItem {
Id = reducedProductId, Name = "Apples", Price = reducedProductPrice
},
}
};
var reduceProductPriceByPercentDiscounts = new ReduceProductPriceByPercentDiscounts(mockSpecialOfferRepository.Object);
//act
var discounts = await reduceProductPriceByPercentDiscounts.GetDiscountsAsync(basket);
//assert
Assert.AreEqual(0, discounts.Count());
}
public async Task GetDiscountsAsync_WithNullBasket_ShouldThrowException()
{
//arrange
var reduceProductPriceByPercentDiscounts = new ReduceProductPriceByPercentDiscounts(null);
//act
await reduceProductPriceByPercentDiscounts.GetDiscountsAsync(null);
//assert
}
public async Task GetDiscountsAsync_WithProductsMeetingRequirement_ShouldReturnCorrectDiscount()
{
//arrange
var reducedProductId = Guid.NewGuid();
var reducedProductPrice = 1.00m;
var discountPercent = 10;
var mockSpecialOfferRepository = new Mock <IGenericRepository <SpecialOffer> >();
mockSpecialOfferRepository.Setup(m => m.GetAllAsync(It.IsAny <Expression <Func <SpecialOffer, DiscountedProductsSpecialOffer> > >()))
.ReturnsAsync(
new List <SpecialOffer> {
new SpecialOffer
{
Name = "SpecialOffer",
Description = "10 % off",
DiscountAssemblyFullName = "Bjss.PriceBasket.Core.Services.ReduceProductPriceByPercentDiscounts, Bjss.PriceBasket.Core, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null",
DiscountedProductsSpecialOffer = new DiscountedProductsSpecialOffer
{
DiscountedProductId = reducedProductId,
DiscountPercent = discountPercent,
SpecialOffer = new SpecialOffer {
Name = "SpecialOffer",
Description = "10 % off"
}
}
}
}
);
var basket = new Basket
{
Items = new List <BasketItem>
{
new BasketItem {
Id = reducedProductId, Name = "Apples", Price = reducedProductPrice
},
new BasketItem {
Id = reducedProductId, Name = "Apples", Price = reducedProductPrice
},
}
};
var reduceProductPriceByPercentDiscounts = new ReduceProductPriceByPercentDiscounts(mockSpecialOfferRepository.Object);
//act
var discounts = await reduceProductPriceByPercentDiscounts.GetDiscountsAsync(basket);
//assert
Assert.AreEqual(2, discounts.Count());
Assert.AreEqual(discounts.Sum(d => d.DiscountAmount), 0.20m);
}
public async Task GetAsync_WhenNoSpecialOffersAvailable_ShouldReturnEmptyEnumerable()
{
//arrange
var mockSpecialOfferRepository = new Mock <IGenericRepository <SpecialOffer> >();
mockSpecialOfferRepository.Setup(m => m.GetAllAsync())
.ReturnsAsync(
Enumerable.Empty <SpecialOffer>()
);
var discount = new ReduceProductPriceByPercentDiscounts(mockSpecialOfferRepository.Object);
var mockObjectFactory = new Mock <IFactory>();
var basketDiscountProviderFactory = new BasketDiscountProviderFactory(mockSpecialOfferRepository.Object, mockObjectFactory.Object);
//act
var discountProviders = await basketDiscountProviderFactory.GetAsync();
//assert
Assert.AreEqual(0, discountProviders.Count());
}
public async Task GetAsync_WhenSpecialOffersAvailable_ShouldCreateDiscountsObjects()
{
//arrange
var mockSpecialOfferRepository = new Mock <IGenericRepository <SpecialOffer> >();
mockSpecialOfferRepository.Setup(m => m.GetAllAsync())
.ReturnsAsync(
new List <SpecialOffer> {
new SpecialOffer
{
Name = "SpecialOffer",
DiscountAssemblyFullName = "Bjss.PriceBasket.Core.Services.ReduceProductPriceByPercentDiscounts, Bjss.PriceBasket.Core, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null"
}
}
);
var discount = new ReduceProductPriceByPercentDiscounts(mockSpecialOfferRepository.Object);
var mockObjectFactory = new Mock <IFactory>();
mockObjectFactory.Setup(m => m.Get <IBasketDiscounts>(
It.Is <string>(v => v == "Bjss.PriceBasket.Core.Services.ReduceProductPriceByPercentDiscounts, Bjss.PriceBasket.Core, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null"),
It.IsAny <object>()))
.Returns(discount);
var basketDiscountProviderFactory = new BasketDiscountProviderFactory(mockSpecialOfferRepository.Object, mockObjectFactory.Object);
//act
var discountProviders = await basketDiscountProviderFactory.GetAsync();
//assert
Assert.AreEqual(1, discountProviders.Count());
mockObjectFactory.Verify(m => m.Get <IBasketDiscounts>(
It.Is <string>(v => v == "Bjss.PriceBasket.Core.Services.ReduceProductPriceByPercentDiscounts, Bjss.PriceBasket.Core, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null"),
It.IsAny <object>()),
Times.Once);
}
