public virtual void TestTransition() { string[] words = new string[] { "This", "is", "a", "short", "test", "." }; string[] tags = new string[] { "DT", "VBZ", "DT", "JJ", "NN", "." }; NUnit.Framework.Assert.AreEqual(words.Length, tags.Length); IList <TaggedWord> sentence = SentenceUtils.ToTaggedList(Arrays.AsList(words), Arrays.AsList(tags)); State state = ShiftReduceParser.InitialStateFromTaggedSentence(sentence); ShiftTransition shift = new ShiftTransition(); for (int i = 0; i < 3; ++i) { state = shift.Apply(state); } NUnit.Framework.Assert.AreEqual(3, state.tokenPosition); }
public virtual void TestBinarySide() { string[] words = new string[] { "This", "is", "a", "short", "test", "." }; string[] tags = new string[] { "DT", "VBZ", "DT", "JJ", "NN", "." }; NUnit.Framework.Assert.AreEqual(words.Length, tags.Length); IList <TaggedWord> sentence = SentenceUtils.ToTaggedList(Arrays.AsList(words), Arrays.AsList(tags)); State state = ShiftReduceParser.InitialStateFromTaggedSentence(sentence); ShiftTransition shift = new ShiftTransition(); state = shift.Apply(shift.Apply(state)); BinaryTransition transition = new BinaryTransition("NP", BinaryTransition.Side.Right); State next = transition.Apply(state); NUnit.Framework.Assert.AreEqual(BinaryTransition.Side.Right, ShiftReduceUtils.GetBinarySide(next.stack.Peek())); transition = new BinaryTransition("NP", BinaryTransition.Side.Left); next = transition.Apply(state); NUnit.Framework.Assert.AreEqual(BinaryTransition.Side.Left, ShiftReduceUtils.GetBinarySide(next.stack.Peek())); }