public void HashFunctionsMustBeIdentical(string text)
{
var hash1 = TextHasher.CalculateHashCode(text.ToList(), 0, text.Length);
var hash2 = TextHasher.CalculateHashCode(text.AsSpan());
Assert.Equal(hash1, hash2);
}
static void PrintIndexStats()
{
using var file = File.OpenRead(indexPath);
var index = DictionaryIndex <int> .Deserialize(file);
Console.WriteLine($"The: {index.Search(TextHasher.CalculateHashCode("the".AsSpan())).Count()}");
}
static void PrintExternalIndexStats()
{
var serializer = new ExternalIndexSerializer <int>();
using var index = serializer.Deserialize(externalIndexPath);
Console.WriteLine($"The: {index.Search(TextHasher.CalculateHashCode("the".AsSpan())).Count()}");
}
private static IEnumerable <int> Process(IList <char> text)
{
var cleaned = WikitextCleaner.Clean(text);
var tokenized = StateMachineTokenizer.Tokenize(cleaned, lowerCase: true);
return(NaiveTokenizer.Tokenize(tokenized)
.Select(ft => TextHasher.CalculateHashCode(tokenized, ft.From, ft.To)));
}
private BooleanSearchEngine <int> LoadSearchEngine()
{
var timer = new Stopwatch();
timer.Start();
var index = LoadIndex();
timer.Stop();
Log($"Index loaded in {timer.Elapsed:g}");
return(new BooleanSearchEngine <int>(index, s => TextHasher.CalculateHashCode(s.ToLower().AsSpan())));
}
private static IEnumerable <int> CreateExpectedResult(string words)
{
return(words.Split().Select(w => TextHasher.CalculateHashCode(w.AsSpan())));
}
public void Setup()
{
textHasher = new TextHasher();
textHasher.textToHash = "test";
}