+++ /dev/null
-package jp.sourceforge.stigmata.birthmarks.kgram;
-
-/*
- * $Id$
- */
-
-import org.junit.Assert;
-import org.junit.Before;
-import org.junit.Test;
-
-/**
- *
- * @author Haruaki Tamada
- * @version $Revision$
- */
-public class KGramTest{
- private String[] plainValues;
- private String[] complexValues;
-
- @Before
- public void buildKGrams(){
- plainValues = new String[] { "a", "b", "c", "d", "e", "f", "g", };
- complexValues = new String[] { "a", "b", "r", "a", "c", "a", "d", "a", "b", "r", "a", };
- }
-
- @Test
- public void checkPlainKGram(){
- KGram<String>[] kgrams = KGramBuilder.getInstance().buildKGram(plainValues, 4);
- Assert.assertEquals(4, kgrams.length);
-
- Assert.assertEquals(4, kgrams[0].getKValue());
- Assert.assertEquals(4, kgrams[1].getKValue());
- Assert.assertEquals(4, kgrams[2].getKValue());
- Assert.assertEquals(4, kgrams[3].getKValue());
-
- Assert.assertArrayEquals(new String[] { "a", "b", "c", "d", }, kgrams[0].toArray());
- Assert.assertArrayEquals(new String[] { "b", "c", "d", "e", }, kgrams[1].toArray());
- Assert.assertArrayEquals(new String[] { "c", "d", "e", "f", }, kgrams[2].toArray());
- Assert.assertArrayEquals(new String[] { "d", "e", "f", "g", }, kgrams[3].toArray());
- }
-
- @Test
- public void checkPlainKGram2(){
- KGram<String>[] kgrams = KGramBuilder.getInstance().buildKGram(plainValues, 3);
- Assert.assertEquals(5, kgrams.length);
-
- Assert.assertEquals(3, kgrams[0].getKValue());
- Assert.assertEquals(3, kgrams[1].getKValue());
- Assert.assertEquals(3, kgrams[2].getKValue());
- Assert.assertEquals(3, kgrams[3].getKValue());
- Assert.assertEquals(3, kgrams[4].getKValue());
-
- Assert.assertArrayEquals(new String[] { "a", "b", "c", }, kgrams[0].toArray());
- Assert.assertArrayEquals(new String[] { "b", "c", "d", }, kgrams[1].toArray());
- Assert.assertArrayEquals(new String[] { "c", "d", "e", }, kgrams[2].toArray());
- Assert.assertArrayEquals(new String[] { "d", "e", "f", }, kgrams[3].toArray());
- Assert.assertArrayEquals(new String[] { "e", "f", "g", }, kgrams[4].toArray());
- }
-
- @Test
- public void checkComplexKGram(){
- KGram<String>[] kgrams = KGramBuilder.getInstance().buildKGram(complexValues, 3);
-
- Assert.assertEquals(7, kgrams.length);
-
- Assert.assertArrayEquals(new String[] { "a", "b", "r", }, kgrams[0].toArray());
- Assert.assertArrayEquals(new String[] { "b", "r", "a", }, kgrams[1].toArray());
- Assert.assertArrayEquals(new String[] { "r", "a", "c", }, kgrams[2].toArray());
- Assert.assertArrayEquals(new String[] { "a", "c", "a", }, kgrams[3].toArray());
- Assert.assertArrayEquals(new String[] { "c", "a", "d", }, kgrams[4].toArray());
- Assert.assertArrayEquals(new String[] { "a", "d", "a", }, kgrams[5].toArray());
- Assert.assertArrayEquals(new String[] { "d", "a", "b", }, kgrams[6].toArray());
- // following kgram is appeared in above.
- // assertEquals(new String[] { "a", "b", "r", }, kgrams[0].toArray());
- // assertEquals(new String[] { "b", "r", "a", }, kgrams[1].toArray());
- }
-}