public void ErrorMessage_When_Amountlessthan_Required()
{
var TransferDto = new TransferDto
{
TotalCansLeft = 20,
TotalCansSold = 0,
TotalCashCollected = 0,
TotalCreditCollected = 0,
CashEntered = 3,
};
var ops = new VendingMachineOperations();
var answer = ops.TakeMoneyAndRefund(TransferDto);
Assert.True(answer.ErrorMessage == "Money entered was not enough. Please enter atleast 4.5$ in the machine. Please collect your change and try again!!");
}
public void ErrorMessage_When_NoCansLeft()
{
var TransferDto = new TransferDto
{
TotalCansLeft = 0,
TotalCansSold = 0,
TotalCashCollected = 0,
TotalCreditCollected = 0,
CashEntered = 5,
};
var ops = new VendingMachineOperations();
var answer = ops.TakeMoneyAndRefund(TransferDto);
Assert.True(answer.ErrorMessage == "Sorry for inconvenience!! We have no cans left in machine anymore.");
}
public void ErrorMessage_When_Amount_Null()
{
var TransferDto = new TransferDto
{
TotalCansLeft = 20,
TotalCansSold = 0,
TotalCashCollected = 0,
TotalCreditCollected = 0,
CashEntered = null,
};
var ops = new VendingMachineOperations();
var answer = ops.TakeMoneyAndRefund(TransferDto);
Assert.True(answer.ErrorMessage == "Please enter an amount to buy a can.");
}
public void Success_OnRightAmount_WithRefund_Credit()
{
var TransferDto = new TransferDto
{
TotalCansLeft = 20,
TotalCansSold = 0,
TotalCashCollected = 0,
TotalCreditCollected = 0,
CashEntered = 6,
CashCredit = Core.Shared.Enums.CashCreditEnum.credit
};
var ops = new VendingMachineOperations();
var answer = ops.TakeMoneyAndRefund(TransferDto);
Assert.True(answer.RefundMessage == "Payment Successful. Please Collect your can and change " + (TransferDto.CashEntered - 4.5).ToString() + "$ from the machine. Thanks for your purchase!!");
Assert.True(answer.TotalCansLeft == 19);
Assert.True(answer.TotalCashCollected == 0);
Assert.True(answer.TotalCreditCollected == 4.5);
}