public void TestMethod1()
{
IDiscount disc = new MinDiscount();
TotalValueCalculator ttcar = new TotalValueCalculator(disc);
decimal truresult = books.Sum(x => x.Price);
decimal realResult = ttcar.SumOfPrice(books);
Assert.AreEqual(truresult, realResult, "Error value 100");
}
public void TestBymoq()
{
Mock <IDiscount> mock = new Mock <IDiscount>();
mock.Setup(m => m.ApplyDiscount(It.IsAny <decimal>())).Returns <decimal>(total => total);
IDiscount disc = new MinDiscount();
TotalValueCalculator ttcar = new TotalValueCalculator(mock.Object);
decimal truresult = books.Sum(x => x.Price);
decimal realResult = ttcar.SumOfPrice(books);
Assert.AreEqual(truresult, realResult, "Error value 100");
}