public void StringFormatTest1()
{
var a = Variable.Random(StringDistribution.OneOf("World", "Universe"));
var b = Variable.StringFormat("Hello {0}!!", a);
var engine = new InferenceEngine();
engine.Compiler.RecommendedQuality = QualityBand.Experimental;
Test("a", engine.Infer <IDistribution <string> >(a), "World", "Universe");
Test("b", engine.Infer <IDistribution <string> >(b), "Hello World!!", "Hello Universe!!");
a.ObservedValue = "World";
Test("b", engine.Infer <IDistribution <string> >(b), "Hello World!!");
a.ClearObservedValue();
b.ObservedValue = "Hello World!!";
Test("a", engine.Infer <IDistribution <string> >(a), "World");
var a2 = Variable.Random(WordString());
var template = Variable.Random(WordStrings.WordPrefix() + StringDistribution.String("{0}") + WordStrings.WordSuffix());
var b2 = Variable.StringFormat(template, a2);
b2.ObservedValue = "Hello World!!";
Test("t", engine.Infer <IDistribution <string> >(template), "Hello {0}!!", "{0}!!", "{0} World!!");
Test("a2", engine.Infer <IDistribution <string> >(a2), "Hello", "World", "Hello World");
a2.ObservedValue = "World";
Test("t", engine.Infer <IDistribution <string> >(template), "Hello {0}!!");
}
public void WordPrefix()
{
var wordPrefix = WordStrings.WordPrefix();
StringInferenceTestUtilities.TestIfIncludes(wordPrefix, "hello ", string.Empty, "abc.");
StringInferenceTestUtilities.TestIfExcludes(wordPrefix, "hello", "hello world", "1 2");
Assert.Equal(wordPrefix.GetLogProb(string.Empty), wordPrefix.GetLogProb("hello "));
Assert.Equal(wordPrefix.GetLogProb(string.Empty), wordPrefix.GetLogProb("hello world and people in it."));
}