public void GetCartItemSubTotal_As_Zero_When_CartIsEmpty()
{
CartItem cartItem = new CartItem();
var result = _cartItemService.GetCartItemSubTotal(cartItem).Result;
Assert.Equal(0, result);
}
public async Task Error_CalculateCartPrice_When_Exception()
{
A.CallTo(() => _productRepository.GetProductPriceById(A <int> ._)).Throws(new Exception("Error While calculating CartItemSubTotal"));
var exception = await Assert.ThrowsAsync <CustomException>(() => _cartItemService.GetCartItemSubTotal(new CartItem()));
Assert.Equal("A service exception occurred, check inner exception", exception.Message);
}
public Task <Cart> CalculateCartPrice(Cart cart)
{
try
{
decimal subTotal = 0;
foreach (var item in cart.CartItems)
{
subTotal += _cartItemService.GetCartItemSubTotal(item).Result;
}
cart.SubTotal = subTotal;
return(Task.FromResult(cart));
}
catch (Exception ex)
{
throw new CustomException("Error while CalculateCartPrice!!", ex);
}
}
