private static void TestUnif(string name, IDistribution <string> dist, params string[] vals)
{
var sa = (StringDistribution)dist;
Console.WriteLine(name + "=" + sa);
var unifLogProb = -Math.Log(vals.Length);
foreach (var s in vals)
{
StringInferenceTestUtilities.TestLogProbability(sa, unifLogProb, s);
}
}
public void InferSubstringFromStringTest()
{
Variable <string> str = Variable.Observed("Hello");
Variable <string> substr = Variable.Substring(str, 0, 2);
var engine = new InferenceEngine();
var substrPosterior = engine.Infer <StringDistribution>(substr);
StringInferenceTestUtilities.TestLogProbability(substrPosterior, 0, "He");
Variable <string> str2 = Variable.Random(StringDistribution.Any());
Variable <string> substr2 = Variable.Substring(str2, 0, 2);
var substr2Posterior = engine.Infer <StringDistribution>(substr2);
StringInferenceTestUtilities.TestIfIncludes(substr2Posterior, "ab", " ", "dd");
StringInferenceTestUtilities.TestIfExcludes(substr2Posterior, "abc", " ", string.Empty);
}