| /* |
| * 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.snowball; |
| |
| |
| import java.io.IOException; |
| |
| import org.apache.lucene.analysis.Analyzer; |
| import org.apache.lucene.analysis.Tokenizer; |
| import org.apache.lucene.analysis.core.KeywordTokenizer; |
| import org.apache.lucene.util.LuceneTestCase; |
| import org.apache.lucene.util.LuceneTestCase.Nightly; |
| |
| import static org.apache.lucene.analysis.VocabularyAssert.*; |
| |
| /** |
| * Test the snowball filters against the snowball data tests |
| */ |
| @Nightly |
| public class TestSnowballVocab extends LuceneTestCase { |
| /** |
| * Run all languages against their snowball vocabulary tests. |
| */ |
| public void testStemmers() throws IOException { |
| assertCorrectOutput("Arabic", "arabic"); |
| assertCorrectOutput("Danish", "danish"); |
| assertCorrectOutput("Dutch", "dutch"); |
| assertCorrectOutput("English", "english"); |
| assertCorrectOutput("Finnish", "finnish"); |
| assertCorrectOutput("French", "french"); |
| assertCorrectOutput("German", "german"); |
| assertCorrectOutput("German2", "german2"); |
| assertCorrectOutput("Hungarian", "hungarian"); |
| assertCorrectOutput("Italian", "italian"); |
| assertCorrectOutput("Kp", "kraaij_pohlmann"); |
| assertCorrectOutput("Lovins", "lovins"); |
| assertCorrectOutput("Norwegian", "norwegian"); |
| assertCorrectOutput("Porter", "porter"); |
| assertCorrectOutput("Portuguese", "portuguese"); |
| assertCorrectOutput("Romanian", "romanian"); |
| assertCorrectOutput("Russian", "russian"); |
| assertCorrectOutput("Spanish", "spanish"); |
| assertCorrectOutput("Swedish", "swedish"); |
| assertCorrectOutput("Turkish", "turkish"); |
| } |
| |
| /** |
| * For the supplied language, run the stemmer against all strings in voc.txt |
| * The output should be the same as the string in output.txt |
| */ |
| private void assertCorrectOutput(final String snowballLanguage, String dataDirectory) |
| throws IOException { |
| if (VERBOSE) System.out.println("checking snowball language: " + snowballLanguage); |
| |
| Analyzer a = new Analyzer() { |
| @Override |
| protected TokenStreamComponents createComponents(String fieldName) { |
| Tokenizer t = new KeywordTokenizer(); |
| return new TokenStreamComponents(t, new SnowballFilter(t, snowballLanguage)); |
| } |
| }; |
| |
| assertVocabulary(a, getDataPath("TestSnowballVocabData.zip"), |
| dataDirectory + "/voc.txt", dataDirectory + "/output.txt"); |
| a.close(); |
| } |
| } |