public void Test_9_can_start_new_sale_when_current_sale_paid()
{
var sut = new Index();
sut.AddItem(productId: 1, quantity: 1);
sut.AddPayment(sut.Sale.SaleItems.First().TotalPrice);
var result = sut.StartNewSale();
Assert.True(result.IsSuccess, "Unable to start a new sale when current sale paid");
}
public void Test_9_cannot_start_new_sale_when_current_sale_overpaid()
{
var sut = new Index();
sut.AddItem(productId: 1, quantity: 1);
sut.AddPayment(sut.Sale.SaleItems.First().TotalPrice * 2);
var result = sut.StartNewSale();
Assert.False(result.IsSuccess, "Started a new sale when current sale was overpaid");
}