| /* |
| * 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.phonetic; |
| |
| import java.io.IOException; |
| import java.io.StringReader; |
| |
| import org.apache.lucene.analysis.Analyzer; |
| import org.apache.lucene.analysis.BaseTokenStreamTestCase; |
| import org.apache.lucene.analysis.MockTokenizer; |
| import org.apache.lucene.analysis.Tokenizer; |
| import org.apache.lucene.analysis.core.KeywordTokenizer; |
| import org.apache.lucene.analysis.core.WhitespaceTokenizer; |
| |
| /** |
| * Tests {@link DaitchMokotoffSoundexFilter} |
| */ |
| public class TestDaitchMokotoffSoundexFilter extends BaseTokenStreamTestCase { |
| |
| public void testAlgorithms() throws Exception { |
| assertAlgorithm(true, "aaa bbb ccc easgasg", |
| new String[] { "aaa", "000000", "bbb", "700000", "ccc", "400000", "450000", "454000", |
| "540000", "545000", "500000", "easgasg", "045450" }); |
| assertAlgorithm(false, "aaa bbb ccc easgasg", |
| new String[] { "000000", "700000", "400000", "450000", "454000", "540000", "545000", |
| "500000", "045450" }); |
| } |
| |
| static void assertAlgorithm(boolean inject, String input, String[] expected) throws Exception { |
| Tokenizer tokenizer = new WhitespaceTokenizer(); |
| tokenizer.setReader(new StringReader(input)); |
| DaitchMokotoffSoundexFilter filter = new DaitchMokotoffSoundexFilter(tokenizer, inject); |
| assertTokenStreamContents(filter, expected); |
| } |
| |
| /** blast some random strings through the analyzer */ |
| public void testRandomStrings() throws IOException { |
| Analyzer a = new Analyzer() { |
| @Override |
| protected TokenStreamComponents createComponents(String fieldName) { |
| Tokenizer tokenizer = new MockTokenizer(MockTokenizer.WHITESPACE, false); |
| return new TokenStreamComponents(tokenizer, new DaitchMokotoffSoundexFilter(tokenizer, false)); |
| } |
| }; |
| |
| checkRandomData(random(), a, 1000 * RANDOM_MULTIPLIER); |
| a.close(); |
| |
| Analyzer b = new Analyzer() { |
| @Override |
| protected TokenStreamComponents createComponents(String fieldName) { |
| Tokenizer tokenizer = new MockTokenizer(MockTokenizer.WHITESPACE, false); |
| return new TokenStreamComponents(tokenizer, new DaitchMokotoffSoundexFilter(tokenizer, false)); |
| } |
| }; |
| |
| checkRandomData(random(), b, 1000 * RANDOM_MULTIPLIER); |
| b.close(); |
| } |
| |
| public void testEmptyTerm() throws IOException { |
| Analyzer a = new Analyzer() { |
| @Override |
| protected TokenStreamComponents createComponents(String fieldName) { |
| Tokenizer tokenizer = new KeywordTokenizer(); |
| return new TokenStreamComponents(tokenizer, new DaitchMokotoffSoundexFilter(tokenizer, random().nextBoolean())); |
| } |
| }; |
| checkOneTerm(a, "", ""); |
| a.close(); |
| } |
| |
| } |