Beispiel #1
0
        public void Pass_Through_Variable_Discounts()
        {
            // arrange
            Mock<IDiscountHelper> mock = new Mock<IDiscountHelper>();
            mock.Setup(m => m.ApplyDiscount(It.IsAny<decimal>())).Returns<decimal>(total => total);
            mock.Setup(m => m.ApplyDiscount(It.Is<decimal>(v => v == 0))).Throws<System.ArgumentOutOfRangeException>();
            mock.Setup(m => m.ApplyDiscount(It.Is<decimal>(v => v > 100))).Returns<decimal>(total => (total * 0.9M));
            mock.Setup(m => m.ApplyDiscount(It.IsInRange<decimal>(10, 100,Range.Inclusive))).Returns<decimal>(total => total - 5);
            var target = new LinqValueCalculator(mock.Object);

            // act
            decimal FiveDollarDiscount = target.ValueProducts(createProduct(5));
            decimal TenDollarDiscount = target.ValueProducts(createProduct(10));
            decimal FiftyDollarDiscount = target.ValueProducts(createProduct(50));
            decimal HundredDollarDiscount = target.ValueProducts(createProduct(100));
            decimal FiveHundredDollarDiscount = target.ValueProducts(createProduct(500));

            // assert
            Assert.AreEqual(5, FiveDollarDiscount, "$5 Fail");
            Assert.AreEqual(5, TenDollarDiscount, "$10 Fail");
            Assert.AreEqual(45, FiftyDollarDiscount, "$50 Fail");
            Assert.AreEqual(95, HundredDollarDiscount, "$100 Fail");
            Assert.AreEqual(450, FiveHundredDollarDiscount, "$500 Fail");
            target.ValueProducts(createProduct(0));
        }
Beispiel #2
0
        public void Sum_Products_Correctly()
        {
            Mock<IDiscountHelper> mock = new Mock<IDiscountHelper>();
            mock.Setup(m => m.ApplyDiscount(It.IsAny<decimal>()))
                .Returns<decimal>(total=>total);
            var target = new LinqValueCalculator(mock.Object);

            // act
            var result = target.ValueProducts(products);
            // assert
            Assert.AreEqual(products.Sum(e=>e.Price), result);
        }