| /* |
| * 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.lucene.analysis.ja; |
| |
| |
| import org.apache.lucene.analysis.Analyzer; |
| import org.apache.lucene.analysis.BaseTokenStreamTestCase; |
| import org.apache.lucene.analysis.TokenStream; |
| import org.apache.lucene.analysis.Tokenizer; |
| import org.apache.lucene.analysis.cjk.CJKWidthFilter; |
| import org.apache.lucene.analysis.core.KeywordTokenizer; |
| import org.apache.lucene.util.IOUtils; |
| |
| import java.io.IOException; |
| import java.util.Random; |
| |
| /** |
| * Tests for {@link TestJapaneseReadingFormFilter} |
| */ |
| public class TestJapaneseReadingFormFilter extends BaseTokenStreamTestCase { |
| private Analyzer katakanaAnalyzer, romajiAnalyzer; |
| |
| @Override |
| public void setUp() throws Exception { |
| super.setUp(); |
| katakanaAnalyzer = new Analyzer() { |
| @Override |
| protected TokenStreamComponents createComponents(String fieldName) { |
| Tokenizer tokenizer = new JapaneseTokenizer(newAttributeFactory(), null, true, JapaneseTokenizer.Mode.SEARCH); |
| return new TokenStreamComponents(tokenizer, new JapaneseReadingFormFilter(tokenizer, false)); |
| } |
| }; |
| romajiAnalyzer = new Analyzer() { |
| @Override |
| protected TokenStreamComponents createComponents(String fieldName) { |
| Tokenizer tokenizer = new JapaneseTokenizer(newAttributeFactory(), null, true, JapaneseTokenizer.Mode.SEARCH); |
| return new TokenStreamComponents(tokenizer, new JapaneseReadingFormFilter(tokenizer, true)); |
| } |
| }; |
| } |
| |
| @Override |
| public void tearDown() throws Exception { |
| IOUtils.close(katakanaAnalyzer, romajiAnalyzer); |
| super.tearDown(); |
| } |
| |
| public void testKatakanaReadings() throws IOException { |
| assertAnalyzesTo(katakanaAnalyzer, "今夜はロバート先生と話した", |
| new String[] { "コンヤ", "ハ", "ロバート", "センセイ", "ト", "ハナシ", "タ" } |
| ); |
| } |
| |
| public void testKatakanaReadingsHalfWidth() throws IOException { |
| Analyzer a = new Analyzer() { |
| @Override |
| protected TokenStreamComponents createComponents(String fieldName) { |
| Tokenizer tokenizer = new JapaneseTokenizer(newAttributeFactory(), null, true, JapaneseTokenizer.Mode.SEARCH); |
| TokenStream stream = new CJKWidthFilter(tokenizer); |
| return new TokenStreamComponents(tokenizer, new JapaneseReadingFormFilter(stream, false)); |
| } |
| }; |
| assertAnalyzesTo(a, "今夜はロバート先生と話した", |
| new String[] { "コンヤ", "ハ", "ロバート", "センセイ", "ト", "ハナシ", "タ" } |
| ); |
| a.close(); |
| } |
| |
| public void testRomajiReadings() throws IOException { |
| assertAnalyzesTo(romajiAnalyzer, "今夜はロバート先生と話した", |
| new String[] { "kon'ya", "ha", "robato", "sensei", "to", "hanashi", "ta" } |
| ); |
| } |
| |
| public void testRomajiReadingsHalfWidth() throws IOException { |
| Analyzer a = new Analyzer() { |
| @Override |
| protected TokenStreamComponents createComponents(String fieldName) { |
| Tokenizer tokenizer = new JapaneseTokenizer(newAttributeFactory(), null, true, JapaneseTokenizer.Mode.SEARCH); |
| TokenStream stream = new CJKWidthFilter(tokenizer); |
| return new TokenStreamComponents(tokenizer, new JapaneseReadingFormFilter(stream, true)); |
| } |
| }; |
| assertAnalyzesTo(a, "今夜はロバート先生と話した", |
| new String[] { "kon'ya", "ha", "robato", "sensei", "to", "hanashi", "ta" } |
| ); |
| a.close(); |
| } |
| |
| public void testRandomData() throws IOException { |
| Random random = random(); |
| checkRandomData(random, katakanaAnalyzer, 200 * RANDOM_MULTIPLIER); |
| checkRandomData(random, romajiAnalyzer, 200 * RANDOM_MULTIPLIER); |
| } |
| |
| public void testEmptyTerm() throws IOException { |
| Analyzer a = new Analyzer() { |
| @Override |
| protected TokenStreamComponents createComponents(String fieldName) { |
| Tokenizer tokenizer = new KeywordTokenizer(); |
| return new TokenStreamComponents(tokenizer, new JapaneseReadingFormFilter(tokenizer)); |
| } |
| }; |
| checkOneTerm(a, "", ""); |
| a.close(); |
| } |
| } |