private LazyTrie GetTrie(string field)
{
LazyTrie trie;
if (!_trieFiles.TryGetValue(field, out trie))
{
trie = new LazyTrie(Path.Combine(_directory, field.ToTrieContainerId() + ".tc"));
_trieFiles[field] = trie;
}
return(trie);
}
public void Lazy()
{
var dir = Setup.Dir + "\\lazy";
if (!Directory.Exists(dir))
{
Directory.CreateDirectory(dir);
}
var words = new LazyTrie(Path.Combine(dir, "abc123.tc"));
words.Add("treaty");
words.Add("treating");
words.Add("tree");
words.Add("pre");
words.Add("prefix");
Assert.AreEqual(3, words.Prefixed("tre").Count());
Assert.AreEqual(1, words.Prefixed("tree").Count());
Assert.AreEqual(2, words.Prefixed("pre").Count());
Assert.AreEqual(1, words.Prefixed("pref").Count());
Assert.IsTrue(words.Similar("tre", 1).Contains("tree"));
Assert.IsFalse(words.Similar("tre", 1).Contains("treat"));
Assert.IsFalse(words.Similar("tre", 1).Contains("treaty"));
Assert.IsFalse(words.Similar("tre", 1).Contains("treating"));
Assert.IsTrue(words.Similar("tre", 1).Contains("pre"));
using (var container = new TrieWriter("abc123"))
{
words.Save(container, dir);
}
var lz = new LazyTrie(Path.Combine(dir, "abc123.tc"));
Assert.AreEqual(3, lz.Prefixed("tre").Count());
Assert.AreEqual(1, lz.Prefixed("tree").Count());
Assert.AreEqual(2, lz.Prefixed("pre").Count());
Assert.AreEqual(1, lz.Prefixed("pref").Count());
Assert.AreEqual(0, lz.Prefixed("cracker").Count());
Assert.IsTrue(lz.Similar("tre", 1).Contains("tree"));
Assert.IsFalse(lz.Similar("tre", 1).Contains("treat"));
Assert.IsFalse(lz.Similar("tre", 1).Contains("treaty"));
Assert.IsFalse(lz.Similar("tre", 1).Contains("treating"));
Assert.IsTrue(lz.Similar("tre", 1).Contains("pre"));
}
