public void Can_find_greater_than() { var trie = new LcrsTrie(); trie.Add("ape"); trie.Add("app"); trie.Add("apple"); trie.Add("banana"); trie.Add("bananas"); var words = trie.GreaterThan("ape").ToList(); Assert.AreEqual(4, words.Count); Assert.AreEqual("app", words[0]); Assert.AreEqual("apple", words[1]); Assert.AreEqual("banana", words[2]); Assert.AreEqual("bananas", words[3]); }