public void WhenWeSupplyANull_ResultShouldBeNull()
        {
            var decryption = new ReverseStringDecryption();
            var decrypt    = decryption.Decrypt(null);

            Assert.Null(decrypt);
        }
        public void WhenWeSupplyASingleLineSampleText_ItShouldBeReturnedReversed()
        {
            var decryption = new ReverseStringDecryption();
            var decrypt    = decryption.Decrypt("abc");

            Assert.Equal("cba", decrypt);
        }
        public void WhenWeSupplyAMultiLIneSampleText_ItShouldBeReturnedReversed()
        {
            var decryption = new ReverseStringDecryption();
            var decrypt    = decryption.Decrypt("abc" + System.Environment.NewLine + "123");

            Assert.Equal("321" + System.Environment.NewLine + "cba", decrypt);
        }