public void CanReceiveExceptionCorrectlyWhenNumberIsOutOfRange()
        {
            var exceptionReceived =
                Assert.Throws <ArgumentException>(() =>
                                                  NumberToWords.ConvertWholeNumberToWords(1000000)); // Million is not supported;

            Assert.Equal("Input 1000000 is not supported for conversion", exceptionReceived.Message);
        }
 public void CanConvertNumbersUpToOneMillionToWordsCorrectly(uint inputNumber, string outputText)
 {
     Assert.Equal(outputText, NumberToWords.ConvertWholeNumberToWords(inputNumber));
 }