public void CartManagementCalculate_MutipleTimes_Promotion1Time_Correct()
{
var cartManagement = new CartManagement();
cartManagement.OrderProduct(new OrderProduct
{
Name = "iPhone XS",
PricePerUnit = 40000.00,
Unit = 4
});
cartManagement.OrderProduct(new OrderProduct
{
Name = "Stone",
PricePerUnit = 1,
Unit = 3
});
Assert.NotEmpty(cartManagement.CartInfo.Products);
var expectedTotalPriceBeforeDiscount = 160003;
Assert.Equal(expectedTotalPriceBeforeDiscount, cartManagement.CartInfo.TotalPriceBeforeDiscount);
var expectedDiscount = 40000;
Assert.Equal(expectedDiscount, cartManagement.CartInfo.Discount);
var expectedTotalPrice = 120003;
Assert.Equal(expectedTotalPrice, cartManagement.CartInfo.TotalPrice);
}
public void CartManagementCalculate_Promotion2Times_Correct(string name, double price)
{
var cartManagement = new CartManagement();
var orderUnit = 8;
cartManagement.OrderProduct(new OrderProduct
{
Name = name,
PricePerUnit = price,
Unit = orderUnit
});
Assert.Single(cartManagement.CartInfo.Products);
var expectedTotalPriceBeforeDiscount = price * orderUnit;
Assert.Equal(expectedTotalPriceBeforeDiscount, cartManagement.CartInfo.Products.FirstOrDefault().TotalPrice);
Assert.Equal(expectedTotalPriceBeforeDiscount, cartManagement.CartInfo.TotalPriceBeforeDiscount);
var expectedDiscount = price * (orderUnit / 4);
Assert.Equal(expectedDiscount, cartManagement.CartInfo.Discount);
var expectedTotalPrice = expectedTotalPriceBeforeDiscount - expectedDiscount;
Assert.Equal(expectedTotalPrice, cartManagement.CartInfo.TotalPrice);
}
public void CartManagementCalculate_Incorrect(string name, double price)
{
var cartManagement = new CartManagement();
var orderUnit = 3;
cartManagement.OrderProduct(new OrderProduct
{
Name = name,
PricePerUnit = price,
Unit = orderUnit
});
var expectedZeroValue = 0;
Assert.Empty(cartManagement.CartInfo.Products);
Assert.Equal(expectedZeroValue, cartManagement.CartInfo.TotalPriceBeforeDiscount);
Assert.Equal(expectedZeroValue, cartManagement.CartInfo.Discount);
Assert.Equal(expectedZeroValue, cartManagement.CartInfo.TotalPrice);
}
public void OrderProduct([FromBody] OrderProduct product) => _cartManagement.OrderProduct(product);
