public void CreateInvoice_CalculatesPreTaxTotal(int product1Count, int product2Count, int product3Count, int product4Count, double expectedTotal)
{
var markdown = MarkdownProvider.GetMarkdown(DateRange.Active, 0.10m);
var special = SpecialProvider.GetBuyNGetMAtXPercentOffSpecial(DateRange.Active, 2, 1, 50m);
var product1 = new Product("product", Money.USDollar(1m), SellByType.Unit);
var product2 = new Product("product with markdown", Money.USDollar(1m), SellByType.Unit)
{
Markdown = markdown
};
var product3 = new Product("product with special", Money.USDollar(1m), SellByType.Unit)
{
Special = special
};
var product4 = new Product("product with markdown and special", Money.USDollar(1m), SellByType.Unit)
{
Markdown = markdown, Special = special
};
PopulateOrder(product1, product1Count);
PopulateOrder(product2, product2Count);
PopulateOrder(product3, product3Count);
PopulateOrder(product4, product4Count);
_order.Invoice.PreTaxTotal.Amount.Should().Be((decimal)expectedTotal);
}
public static IEnumerable <object[]> MarkdownsSpecialsAndExpectedLineItems()
{
var special = SpecialProvider.GetBuyNGetMAtXPercentOffSpecial(DateRange.Active, 2, 1, 50m);
var markdown = MarkdownProvider.GetMarkdown(DateRange.Active, 0.1m);
yield return(new object[] { null, special, 3, 0, 0 });
yield return(new object[] { markdown, special, 3, 0, 0 });
yield return(new object[] { markdown, special, 5, 2, -0.2m });
}
public static ICollection <Product> GetOneOfEachProduct(decimal retailPriceAmount = 1m, decimal markdownAmount = 0.5m)
{
var retailPrice = Money.USDollar(retailPriceAmount);
var markdown = Money.USDollar(markdownAmount);
/// <remarks>
/// code:
/// E, W - eaches/weighted product
/// M - markdown
/// S - special
/// nM, nS - invalid (expired/future) markdown/special
/// </remarks>
return(new List <Product>
{
new Product("E", retailPrice, SellByType.Unit),
new Product("E M", retailPrice, SellByType.Unit)
{
Markdown = MarkdownProvider.GetMarkdown(DateRange.Active, markdownAmount)
},
new Product("E nM", retailPrice, SellByType.Unit)
{
Markdown = MarkdownProvider.GetMarkdown(DateRange.Expired, markdownAmount)
},
new Product("E S", retailPrice, SellByType.Unit)
{
Special = SpecialProvider.GetBuyNGetMAtXPercentOffSpecial(DateRange.Active)
},
new Product("E nS", retailPrice, SellByType.Unit)
{
Special = SpecialProvider.GetBuyNGetMAtXPercentOffSpecial(DateRange.Expired)
},
new Product("W", retailPrice, SellByType.Weight),
new Product("W M", retailPrice, SellByType.Weight)
{
Markdown = MarkdownProvider.GetMarkdown(DateRange.Active, markdownAmount)
},
new Product("W nM", retailPrice, SellByType.Weight)
{
Markdown = MarkdownProvider.GetMarkdown(DateRange.Expired, markdownAmount)
},
new Product("W S", retailPrice, SellByType.Weight)
{
Special = SpecialProvider.GetBuyNGetMAtXPercentOffSpecial(DateRange.Active)
},
new Product("W nS", retailPrice, SellByType.Weight)
{
Special = SpecialProvider.GetBuyNGetMAtXPercentOffSpecial(DateRange.Expired)
}
});
}
public static IEnumerable <object[]> InvalidDiscountProducts()
{
var product = new Product("test product", Money.USDollar(1m), SellByType.Unit);
yield return(new object[] { product });
product.Markdown = MarkdownProvider.GetMarkdown(DateRange.Expired);
yield return(new object[] { product });
product.Special = SpecialProvider.GetBuyNGetMAtXPercentOffSpecial(DateRange.Expired);
yield return(new object[] { product });
product.Markdown = null;
yield return(new object[] { product });
}
public static IEnumerable <object[]> SpecialsAndExpectedLineItems()
{
yield return(new object[] { 1, SpecialProvider.GetBuyNGetMAtXPercentOffSpecial(DateRange.Active, 2, 1, 50m), 3, 1, -0.5m });
yield return(new object[] { 2, SpecialProvider.GetBuyNGetMAtXPercentOffSpecial(DateRange.Active, 2, 3, 10m), 10, 2, -1.2m });
}