public void CalculateCheckDigit_WhenGivenANumber_ShouldReturnCorrectCheckDigit()
{
// arrange
string number = "7992739871";
int actual, expected = 3;
Luhn10 validation = new Luhn10();
// act
actual = validation.CalculateCheckDigit(number);
// assert
Assert.AreEqual(expected, actual);
}
public void Validate_WhenValidatingInvalidNumber_ShouldReturnFalse()
{
// arrange
string number = "79927398714";
bool actual;
Luhn10 validation = new Luhn10();
// act
actual = validation.Validate(number);
// assert
Assert.IsFalse(actual);
}
internal void ValidateButtonClicked()
{
IValidationAlgorithm validation = new Luhn10();
bool result = validation.Validate(ValidationNumber);
if (result == true)
{
ValidationMessage = "Validation successful";
}
else
{
ValidationMessage = "Validation failed";
}
}
internal void CalculateButtonClicked()
{
IValidationAlgorithm calculator = new Luhn10();
int checkDigit = calculator.CalculateCheckDigit(CalculateNumber);
if (checkDigit < 0)
{
CheckDigitNumber = "?";
CalculateMessage = "Calculation failed";
}
else
{
CheckDigitNumber = checkDigit.ToString();
CalculateMessage = "Calculation successful";
}
}
