public void TestRead_WithStringEnding_WithWhiteSpace()
        {
            var userInputImplementation = new ReadTextUserInput();

            userInputImplementation.Read("test test    test    ")
            .Should().Be(3);
        }
        public void TestRead_WithEmptyString()
        {
            var userInputImplementation = new ReadTextUserInput();

            userInputImplementation.Invoking(x => x.Read(""))
            .Should().Throw <Exception>()
            .WithMessage("There is no text sent.");
        }