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/**
* Copyright 2001 Sun Microsystems, Inc.
*
* See the file "license.terms" for information on usage and
* redistribution of this file, and for a DISCLAIMER OF ALL
* WARRANTIES.
*/
package tests;
import junit.framework.*;
import java.util.*;
import java.io.*;
import com.sun.speech.freetts.*;
/**
* Tests for the Utterance class
*
* @version 1.0
*/
public class SegmenterTests extends TestCase {
Voice voice;
Utterance utterance;
UtteranceProcessor wordSylSeg = new Segmenter();
/**
* JUnit style tests that test proper feature and relation
* behavior.
*
* @param name the name of the test.
*/
public SegmenterTests(String name) {
super(name);
}
/**
* given some text, create a word relation
* and the syllable relations that go with it.
*
* @param text the text to process
*
* @return the utterance
*/
public Utterance getSyllables(String text) {
VoiceManager voiceManager = VoiceManager.getInstance();
voice = voiceManager.getVoice("kevin");
voice.allocate();
utterance = new Utterance(voice);
Relation words = utterance.createRelation("Word");
StringTokenizer tok = new StringTokenizer(text);
while (tok.hasMoreTokens()) {
Item word = words.appendItem();
word.getFeatures().setString("name", tok.nextToken().toLowerCase());
}
try {
wordSylSeg.processUtterance(utterance);
} catch (ProcessException pe) {
System.out.println("Error processing " + text);
}
return utterance;
}
/**
* Tests simple syllable and segment behavior
*/
public void testHowNowBrownCow() {
Utterance u = getSyllables("how now brown cowboy");
Relation segment = u.getRelation("Segment");
assertTrue("segment", segment != null);
assertTrue("Syllable", u.getRelation("Syllable") != null);
assertTrue("SylStructure", u.getRelation("SylStructure") != null);
}
/**
* Tests to see if the segment names are created properly, as well
* as the syllable structure is created properly.
*/
public void testJanuary() {
Utterance u = getSyllables("january first two thousand and one");
Relation segment = u.getRelation("Segment");
assertTrue("segment", segment != null);
assertTrue("Syllable", u.getRelation("Syllable") != null);
assertTrue("SylStructure", u.getRelation("SylStructure") != null);
// tests the segment
//assertTrue("segment size", segment.getItems().size() == 26);
// spot check some segments
Item i = segment.getHead();
assertTrue("seg jh", i.toString().equals("jh"));
i = i.getNext();
assertTrue("seg ae", i.toString().equals("ae"));
i = i.getNext();
assertTrue("seg n", i.toString().equals("n"));
i = i.getNext();
assertTrue("seg y", i.toString().equals("y"));
i = i.getNext();
assertTrue("seg uw", i.toString().equals("uw"));
i = i.getNext();
assertTrue("seg eh", i.toString().equals("eh"));
i = i.getNext();
assertTrue("seg r", i.toString().equals("r"));
i = i.getNext();
assertTrue("seg iy", i.toString().equals("iy"));
i = i.getNext();
assertTrue("seg f", i.toString().equals("f"));
i = i.getNext();
assertTrue("seg er", i.toString().equals("er"));
i = i.getNext();
assertTrue("seg s", i.toString().equals("s"));
i = i.getNext();
assertTrue("seg t", i.toString().equals("t"));
i = i.getNext();
// spot check the SylStructure
Relation sylStructure = u.getRelation("SylStructure");
//assertTrue("sylStructure size", sylStructure.getItems().size() == 6);
Item si = sylStructure.getHead();
assertTrue("january", si.toString().equals("january"));
si = si.getNext();
assertTrue("first", si.toString().equals("first"));
si = si.getNext();
assertTrue("two", si.toString().equals("two"));
si = si.getNext();
assertTrue("thousand", si.toString().equals("thousand"));
si = si.getNext();
assertTrue("and", si.toString().equals("and"));
si = si.getNext();
assertTrue("one", si.toString().equals("one"));
si = si.getNext();
Item january = sylStructure.getHead();
assertTrue("findItem", january.findItem("R:Word").
toString().equals("january"));
assertTrue("findItem", january.findItem("R:Word.n").
toString().equals("first"));
assertTrue("findItem", january.findItem("R:Word.n.n").
toString().equals("two"));
assertTrue("findItem", january.findItem("R:Word.n.n.p").
toString().equals("first"));
PrintWriter pw = new PrintWriter(System.out);
january.findItem("daughter.daughter").dump(pw, 4, "dd");
assertTrue("findItem",
january.findItem("daughter.daughter").
toString().equals("jh"));
assertTrue("findItem",
january.findItem("daughter.daughter.n").
toString().equals("ae"));
assertTrue("findItem",
january.findItem("daughter.daughter.n.p").
toString().equals("jh"));
assertTrue("findItem",
january.findItem("daughter.daughtern").
toString().equals("n"));
assertTrue("findItem",
january.findItem("daughter.daughtern.parent.parent").
toString().equals("january"));
assertTrue("findItem",
january.findItem(
"daughter.daughtern.parent.parent.R:Word.R:SylStructure" +
".daughter.daughter.n").toString().equals("ae"));
assertTrue("findItem",
january.findItem("daughter.daughtern").
toString().equals("n"));
assertTrue("findFeature", january.findFeature("daughter.stress").
toString().equals("1"));
Item firstSyllable = january.getDaughter();
/*
assertTrue("num seg in syl",
firstSyllable.getDaughters().size() == 3);
*/
Item l = firstSyllable.getDaughter();
assertTrue("syl jh", l.toString().equals("jh"));
l = l.getNext();
assertTrue("syl ae", l.toString().equals("ae"));
l = l.getNext();
assertTrue("syl n", l.toString().equals("n"));
l = l.getNext();
}
/**
* Factory method that creates the test suite.
*
* @return the test suite.
*/
public static Test suite() {
return new TestSuite(SegmenterTests.class);
}
/**
* Main entry point for this test suite.
*
* @param args the command line arguments.
*/
public static void main(String[] args) {
// String inputText = "for score and seven years ago";
String inputText = "january first two thousand and one";
if (args.length > 0) {
inputText = args[0];
}
SegmenterTests wsst = new SegmenterTests("tests");
Utterance t1 = wsst.getSyllables( inputText);
t1.dump("t1");
}
}
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