public void Hundreds_ShowsCorrectWords(int number, string expectedWordString)
        {
            //Arrange
            var converterService = new NumberConverterService();

            //Act
            var wordString = converterService.ConvertNumberToWord(number);

            //Assert
            Assert.That(wordString, Is.EqualTo(expectedWordString));
        }
        public void MultiplesOfTen_DisplaysInWords(int number, string expectedWordString)
        {
            //Arrange
            var converterService = new NumberConverterService();

            //Act
            var wordString = converterService.ConvertNumberToWord(number);

            //Assert
            Assert.That(wordString, Is.EqualTo(expectedWordString));
        }