public void Given_I_Have_A_Value_Of_7_The_Value_Returned_Should_Be_Seven()
        {
            // Given I have a value of 7
            var value = 7;
            // When I pass the value into the word converter
            IUnitsConverter converter = new UnitsConverter();
            string          result    = converter.ConvertSingleNumberToWord(value);

            // Then I expect the value returned is "seven"
            Assert.AreEqual("seven", result);
        }