public void Rank_Match()
        {
            var ranker = new RegexSpeculativePlaintextRanker(new Regex(@"the \w+ is .*", RegexOptions.IgnoreCase));
            var result = ranker.Classify("The secret is 42.");

            Assert.AreEqual(1, result);
        }
        public void Rank_DoesNotMatch()
        {
            var ranker = new RegexSpeculativePlaintextRanker(new Regex(@"the \w+ is .*", RegexOptions.IgnoreCase));
            var result = ranker.Classify("Does not match.");

            Assert.AreEqual(0, result);
        }