public void ConvertNumbersMoreThan10LessThan20_GivenNumbersMoreThan10LessThan20_ShouldReturnNumbersInWords(int number, string expected)
        {
            //Arrange
            var sut = new NumberToWordsConvertor();

            //Act
            var actual = sut.ConvertNumbersMoreThan10LessThan20(number);

            //Assert
            Assert.AreEqual(expected, actual);
        }
        public void ConvertHundredsToWords_GivenHundreds_ShouldReturnHundredsInWords(int number, string expected)
        {
            //Arrange
            var sut = new NumberToWordsConvertor();

            //Act
            var actual = sut.ConvertHundredsToWords(number);

            //Assert
            Assert.AreEqual(expected, actual);
        }
        public void ConvertNumbersCombiningThousandsHundredsTensAndUnits_GivenNumbersCombiningThousandsWithHundredsAndCombinationOfTensAndUnits_ShouldReturnNumbersInWords(int number, string expected)
        {
            //Arrange
            var sut = new NumberToWordsConvertor();

            //Act
            var actual = sut.ConvertNumbersCombiningThousandsHundredsTensAndUnits(number);

            //Assert
            Assert.AreEqual(expected, actual);
        }