public void PatriciaTrie_Find_Successful()
        {
            _patriciaTrie.Insert("aaa", 1);
            _patriciaTrie.Insert("aaabbb", 1);
            _patriciaTrie.Insert("aaaccd", 2);
            _patriciaTrie.Insert("aaacce", 3);

            Assert.IsTrue(_patriciaTrie.Lookup("aaa"));
            Assert.IsTrue(_patriciaTrie.Lookup("aaabbb"));
            Assert.IsTrue(_patriciaTrie.Lookup("aaaccd"));
            Assert.IsTrue(_patriciaTrie.Lookup("aaacce"));

            Assert.IsFalse(_patriciaTrie.Lookup("a"));
            Assert.IsFalse(_patriciaTrie.Lookup(""));
            Assert.IsFalse(_patriciaTrie.Lookup("aaab"));
            Assert.IsFalse(_patriciaTrie.Lookup("aaaccde"));
        }