public void TestNoDiscount()
{
// prepare
var discountProducts = new List <IProduct>();
var km = new KortingsManager();
var barcodes = new List <string>();
barcodes.Add("02");
barcodes.Add("03");
km.TwoProductDiscount(barcodes, 2.99m);
var product1 = new BarcodeEventArgs(new Product("01", "Test product 01!", 1.0m));
var product2 = new BarcodeEventArgs(new Product("02", "Test product 02!", 4.0m));
km.DiscountAProduct += (sender, e) =>
{
discountProducts.Add(e.Product);
};
// test
km.RaiseBarcodeScaned(null, product1);
km.RaiseBarcodeScaned(null, product2);
// validate
Assert.IsEmpty(discountProducts);
}
public void TestSingleDiscount()
{
// prepare
var discountProducts = new List <IProduct>();
var km = new KortingsManager();
var barcodes = new List <string>();
barcodes.Add("01");
barcodes.Add("02");
km.TwoProductDiscount(barcodes, 2.99m);
var product1 = new BarcodeEventArgs(new Product("01", "Test product 01!", 1.0m));
var product2 = new BarcodeEventArgs(new Product("02", "Test product 02!", 4.0m));
km.DiscountAProduct += (sender, e) =>
{
discountProducts.Add(e.Product);
};
// test
km.RaiseBarcodeScaned(null, product1);
km.RaiseBarcodeScaned(null, product2);
// validate
Assert.IsNotEmpty(discountProducts);
Assert.AreEqual(1, discountProducts.Count);
Assert.AreEqual("Discount-01-02", discountProducts[0].Description);
Assert.AreEqual(-2.01m, discountProducts[0].Amount);
}