public void Then_the_test_case_should_pass()
        {
            var decoder = new MessageDecoder();
            var result  = decoder.DecodeUsingMostFrequentCharacters(Input.Test);

            Assert.That(result, Is.EqualTo("easter"));
        }
 public void Then_the_puzzle_can_be_solved()
 {
     var decoder = new MessageDecoder();
     var result  = decoder.DecodeUsingMostFrequentCharacters(Input.Text);
 }