/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.commons.codec.language.bm;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertThat;
import org.hamcrest.BaseMatcher;
import org.hamcrest.Description;
import org.junit.Test;
/**
* Tests Rule.
*
* @since 1.6
*/
public class RuleTest {
private static class NegativeIntegerBaseMatcher extends BaseMatcher<Integer> {
@Override
public void describeTo(final Description description) {
description.appendText("value should be negative");
}
@Override
public boolean matches(final Object item) {
return ((Integer) item).intValue() < 0;
}
}
private Rule.Phoneme[][] makePhonemes() {
final String[][] words = {
{ "rinD", "rinDlt", "rina", "rinalt", "rino", "rinolt", "rinu", "rinult" },
{ "dortlaj", "dortlej", "ortlaj", "ortlej", "ortlej-dortlaj" } };
final Rule.Phoneme[][] phonemes = new Rule.Phoneme[words.length][];
for (int i = 0; i < words.length; i++) {
final String[] words_i = words[i];
final Rule.Phoneme[] phonemes_i = phonemes[i] = new Rule.Phoneme[words_i.length];
for (int j = 0; j < words_i.length; j++) {
phonemes_i[j] = new Rule.Phoneme(words_i[j], Languages.NO_LANGUAGES);
}
}
return phonemes;
}
@Test
public void testPhonemeComparedToLaterIsNegative() {
for (final Rule.Phoneme[] phs : makePhonemes()) {
for (int i = 0; i < phs.length; i++) {
for (int j = i + 1; j < phs.length; j++) {
final int c = Rule.Phoneme.COMPARATOR.compare(phs[i], phs[j]);
assertThat("Comparing " + phs[i].getPhonemeText() + " to " + phs[j].getPhonemeText() + " should be negative", Integer.valueOf(c),
new NegativeIntegerBaseMatcher());
}
}
}
}
@Test
public void testPhonemeComparedToSelfIsZero() {
for (final Rule.Phoneme[] phs : makePhonemes()) {
for (final Rule.Phoneme ph : phs) {
assertEquals("Phoneme compared to itself should be zero: " + ph.getPhonemeText(), 0,
Rule.Phoneme.COMPARATOR.compare(ph, ph));
}
}
}
@Test
public void testSubSequenceWorks() {
// AppendableCharSequence is private to Rule. We can only make it through a Phoneme.
final Rule.Phoneme a = new Rule.Phoneme("a", null);
final Rule.Phoneme b = new Rule.Phoneme("b", null);
final Rule.Phoneme cd = new Rule.Phoneme("cd", null);
final Rule.Phoneme ef = new Rule.Phoneme("ef", null);
final Rule.Phoneme ghi = new Rule.Phoneme("ghi", null);
final Rule.Phoneme jkl = new Rule.Phoneme("jkl", null);
assertEquals('a', a.getPhonemeText().charAt(0));
assertEquals('b', b.getPhonemeText().charAt(0));
assertEquals('c', cd.getPhonemeText().charAt(0));
assertEquals('d', cd.getPhonemeText().charAt(1));
assertEquals('e', ef.getPhonemeText().charAt(0));
assertEquals('f', ef.getPhonemeText().charAt(1));
assertEquals('g', ghi.getPhonemeText().charAt(0));
assertEquals('h', ghi.getPhonemeText().charAt(1));
assertEquals('i', ghi.getPhonemeText().charAt(2));
assertEquals('j', jkl.getPhonemeText().charAt(0));
assertEquals('k', jkl.getPhonemeText().charAt(1));
assertEquals('l', jkl.getPhonemeText().charAt(2));
final Rule.Phoneme a_b = a.append(b.getPhonemeText());
assertEquals('a', a_b.getPhonemeText().charAt(0));
assertEquals('b', a_b.getPhonemeText().charAt(1));
assertEquals("ab", a_b.getPhonemeText().subSequence(0, 2).toString());
assertEquals("a", a_b.getPhonemeText().subSequence(0, 1).toString());
assertEquals("b", a_b.getPhonemeText().subSequence(1, 2).toString());
final Rule.Phoneme cd_ef = cd.append(ef.getPhonemeText());
assertEquals('c', cd_ef.getPhonemeText().charAt(0));
assertEquals('d', cd_ef.getPhonemeText().charAt(1));
assertEquals('e', cd_ef.getPhonemeText().charAt(2));
assertEquals('f', cd_ef.getPhonemeText().charAt(3));
assertEquals("c", cd_ef.getPhonemeText().subSequence(0, 1).toString());
assertEquals("d", cd_ef.getPhonemeText().subSequence(1, 2).toString());
assertEquals("e", cd_ef.getPhonemeText().subSequence(2, 3).toString());
assertEquals("f", cd_ef.getPhonemeText().subSequence(3, 4).toString());
assertEquals("cd", cd_ef.getPhonemeText().subSequence(0, 2).toString());
assertEquals("de", cd_ef.getPhonemeText().subSequence(1, 3).toString());
assertEquals("ef", cd_ef.getPhonemeText().subSequence(2, 4).toString());
assertEquals("cde", cd_ef.getPhonemeText().subSequence(0, 3).toString());
assertEquals("def", cd_ef.getPhonemeText().subSequence(1, 4).toString());
assertEquals("cdef", cd_ef.getPhonemeText().subSequence(0, 4).toString());
final Rule.Phoneme a_b_cd = a.append(b.getPhonemeText()).append(cd.getPhonemeText());
assertEquals('a', a_b_cd.getPhonemeText().charAt(0));
assertEquals('b', a_b_cd.getPhonemeText().charAt(1));
assertEquals('c', a_b_cd.getPhonemeText().charAt(2));
assertEquals('d', a_b_cd.getPhonemeText().charAt(3));
assertEquals("a", a_b_cd.getPhonemeText().subSequence(0, 1).toString());
assertEquals("b", a_b_cd.getPhonemeText().subSequence(1, 2).toString());
assertEquals("c", a_b_cd.getPhonemeText().subSequence(2, 3).toString());
assertEquals("d", a_b_cd.getPhonemeText().subSequence(3, 4).toString());
assertEquals("ab", a_b_cd.getPhonemeText().subSequence(0, 2).toString());
assertEquals("bc", a_b_cd.getPhonemeText().subSequence(1, 3).toString());
assertEquals("cd", a_b_cd.getPhonemeText().subSequence(2, 4).toString());
assertEquals("abc", a_b_cd.getPhonemeText().subSequence(0, 3).toString());
assertEquals("bcd", a_b_cd.getPhonemeText().subSequence(1, 4).toString());
assertEquals("abcd", a_b_cd.getPhonemeText().subSequence(0, 4).toString());
}
}