private static void CheckJsonEquivalent(StringTokens tokens, TokenPredictor l, TokenPredictor r)
{
var lString = l.ToJson(tokens);
var rString = r.ToJson(tokens);
Assert.AreEqual(lString, rString);
}
/// <summary>
/// Convert predictor to JSON.
/// </summary>
/// <param name="predictor"></param>
/// <param name="tokens"></param>
/// <returns></returns>
public static string ToJson(this TokenPredictor predictor, StringTokens tokens)
{
var utf8 = predictor.ToJsonUtf8(tokens);
var json = Encoding.UTF8.GetString(utf8);
return(json);
}
/// <summary>
/// Convert predictor to JSON.
/// </summary>
/// <param name="predictor"></param>
/// <param name="tokens"></param>
/// <returns></returns>
public static byte[] ToJsonUtf8(this TokenPredictor predictor, StringTokens tokens)
{
var dictionary = predictor.ToJsonDictionary(tokens);
var utf8 = JsonSerializer.SerializeToUtf8Bytes(dictionary);
return(utf8);
}
public void CreateAlphabetTest()
{
var tokens = new StringTokens();
var predictor = new TokenPredictor(3);
List <int> alphabet = GetAlphabet(tokens);
predictor.AddSequence(alphabet, 1);
var json = predictor.ToJson(tokens);
Assert.AreEqual(AlphabetJson, json);
}
public void CreateAlphabetLetterByLetterTest()
{
var tokens = new StringTokens();
var predictor = new TokenPredictor(3);
var alphabet = GetAlphabet(tokens);
var incrementalAlphabet = new List <int>();
foreach (var token in alphabet)
{
incrementalAlphabet.Add(token);
predictor.AddSequenceTail(incrementalAlphabet, 1);
}
var json = predictor.ToJson(tokens);
Assert.AreEqual(AlphabetJson, json);
}
public void BuildSeedPredictor()
{
var tokens = new StringTokens();
var predictor1 = new TokenPredictor(3);
var predictor2 = new TokenPredictor(3);
var predictor3 = new TokenPredictor(3);
var predictor1plus2 = predictor1.CreateCopy();
CheckJsonEquivalent(tokens, predictor1plus2, predictor1);
predictor1plus2.Add(predictor2);
CheckJsonEquivalent(tokens, predictor1plus2, predictor3);
var predictor3minus2 = predictor3.CreateCopy();
CheckJsonEquivalent(tokens, predictor3minus2, predictor3);
predictor3minus2.Subtract(predictor2);
CheckJsonEquivalent(tokens, predictor3minus2, predictor1);
predictor3minus2.Subtract(predictor1);
var predictor0 = predictor1.CreateEmpty();
CheckJsonEquivalent(tokens, predictor3minus2, predictor0);
}