+++ /dev/null
-package org.apache.lucene.analysis.id;
-
-/**
- * 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.
- */
-
-import java.io.IOException;
-import java.io.Reader;
-
-import org.apache.lucene.analysis.Analyzer;
-import org.apache.lucene.analysis.BaseTokenStreamTestCase;
-import org.apache.lucene.analysis.KeywordTokenizer;
-import org.apache.lucene.analysis.ReusableAnalyzerBase;
-import org.apache.lucene.analysis.Tokenizer;
-
-/**
- * Tests {@link IndonesianStemmer}
- */
-public class TestIndonesianStemmer extends BaseTokenStreamTestCase {
- /* full stemming, no stopwords */
- Analyzer a = new ReusableAnalyzerBase() {
- @Override
- public TokenStreamComponents createComponents(String fieldName, Reader reader) {
- Tokenizer tokenizer = new KeywordTokenizer(reader);
- return new TokenStreamComponents(tokenizer, new IndonesianStemFilter(tokenizer));
- }
- };
-
- /** Some examples from the paper */
- public void testExamples() throws IOException {
- checkOneTerm(a, "bukukah", "buku");
- checkOneTermReuse(a, "adalah", "ada");
- checkOneTermReuse(a, "bukupun", "buku");
- checkOneTermReuse(a, "bukuku", "buku");
- checkOneTermReuse(a, "bukumu", "buku");
- checkOneTermReuse(a, "bukunya", "buku");
- checkOneTermReuse(a, "mengukur", "ukur");
- checkOneTermReuse(a, "menyapu", "sapu");
- checkOneTermReuse(a, "menduga", "duga");
- checkOneTermReuse(a, "menuduh", "uduh");
- checkOneTermReuse(a, "membaca", "baca");
- checkOneTermReuse(a, "merusak", "rusak");
- checkOneTermReuse(a, "pengukur", "ukur");
- checkOneTermReuse(a, "penyapu", "sapu");
- checkOneTermReuse(a, "penduga", "duga");
- checkOneTermReuse(a, "pembaca", "baca");
- checkOneTermReuse(a, "diukur", "ukur");
- checkOneTermReuse(a, "tersapu", "sapu");
- checkOneTermReuse(a, "kekasih", "kasih");
- checkOneTermReuse(a, "berlari", "lari");
- checkOneTermReuse(a, "belajar", "ajar");
- checkOneTermReuse(a, "bekerja", "kerja");
- checkOneTermReuse(a, "perjelas", "jelas");
- checkOneTermReuse(a, "pelajar", "ajar");
- checkOneTermReuse(a, "pekerja", "kerja");
- checkOneTermReuse(a, "tarikkan", "tarik");
- checkOneTermReuse(a, "ambilkan", "ambil");
- checkOneTermReuse(a, "mengambilkan", "ambil");
- checkOneTermReuse(a, "makanan", "makan");
- checkOneTermReuse(a, "janjian", "janji");
- checkOneTermReuse(a, "perjanjian", "janji");
- checkOneTermReuse(a, "tandai", "tanda");
- checkOneTermReuse(a, "dapati", "dapat");
- checkOneTermReuse(a, "mendapati", "dapat");
- checkOneTermReuse(a, "pantai", "panta");
- }
-
- /** Some detailed analysis examples (that might not be the best) */
- public void testIRExamples() throws IOException {
- checkOneTerm(a, "penyalahgunaan", "salahguna");
- checkOneTermReuse(a, "menyalahgunakan", "salahguna");
- checkOneTermReuse(a, "disalahgunakan", "salahguna");
-
- checkOneTermReuse(a, "pertanggungjawaban", "tanggungjawab");
- checkOneTermReuse(a, "mempertanggungjawabkan", "tanggungjawab");
- checkOneTermReuse(a, "dipertanggungjawabkan", "tanggungjawab");
-
- checkOneTermReuse(a, "pelaksanaan", "laksana");
- checkOneTermReuse(a, "pelaksana", "laksana");
- checkOneTermReuse(a, "melaksanakan", "laksana");
- checkOneTermReuse(a, "dilaksanakan", "laksana");
-
- checkOneTermReuse(a, "melibatkan", "libat");
- checkOneTermReuse(a, "terlibat", "libat");
-
- checkOneTermReuse(a, "penculikan", "culik");
- checkOneTermReuse(a, "menculik", "culik");
- checkOneTermReuse(a, "diculik", "culik");
- checkOneTermReuse(a, "penculik", "culik");
-
- checkOneTermReuse(a, "perubahan", "ubah");
- checkOneTermReuse(a, "peledakan", "ledak");
- checkOneTermReuse(a, "penanganan", "tangan");
- checkOneTermReuse(a, "kepolisian", "polisi");
- checkOneTermReuse(a, "kenaikan", "naik");
- checkOneTermReuse(a, "bersenjata", "senjata");
- checkOneTermReuse(a, "penyelewengan", "seleweng");
- checkOneTermReuse(a, "kecelakaan", "celaka");
- }
-
- /* inflectional-only stemming */
- Analyzer b = new ReusableAnalyzerBase() {
- @Override
- public TokenStreamComponents createComponents(String fieldName, Reader reader) {
- Tokenizer tokenizer = new KeywordTokenizer(reader);
- return new TokenStreamComponents(tokenizer, new IndonesianStemFilter(tokenizer, false));
- }
- };
-
- /** Test stemming only inflectional suffixes */
- public void testInflectionalOnly() throws IOException {
- checkOneTerm(b, "bukunya", "buku");
- checkOneTermReuse(b, "bukukah", "buku");
- checkOneTermReuse(b, "bukunyakah", "buku");
- checkOneTermReuse(b, "dibukukannya", "dibukukan");
- }
-
- public void testShouldntStem() throws IOException {
- checkOneTerm(a, "bersenjata", "senjata");
- checkOneTermReuse(a, "bukukah", "buku");
- checkOneTermReuse(a, "gigi", "gigi");
- }
-}