public void String_Converted_To_Int_Throws_Exception()
{
// Arrange
string withDollarSign = "!!@!@";
// Act
Exception ex = Assert.Throws <System.IO.IOException>(() => CreditCardProcessor.CurrencyStringConvertToInt(withDollarSign));
// Assert
Assert.Equal("The handle is invalid", ex.Message);
}
public void String_Successfully_Converted_To_Int()
{
// Arrange
string withDollarSign = "$1000";
string withComma = "1,000";
string withDollarSignAndComma = "$1,000";
// Act
int dollarSignConversion = CreditCardProcessor.CurrencyStringConvertToInt(withDollarSign);
int commaConversion = CreditCardProcessor.CurrencyStringConvertToInt(withComma);
int dollarSignAndCommaConversion = CreditCardProcessor.CurrencyStringConvertToInt(withDollarSignAndComma);
// Assert
Assert.Equal(1000, dollarSignConversion);
Assert.Equal(1000, commaConversion);
Assert.Equal(1000, dollarSignAndCommaConversion);
}