package org.apache.lucene.analysis.ja;
/*
* 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 org.apache.lucene.analysis.BaseTokenStreamTestCase;
import org.apache.lucene.analysis.TokenStream;
import java.io.IOException;
import java.io.StringReader;
import java.util.Collections;
import java.util.Map;
/**
* Simple tests for {@link JapaneseKatakanaStemFilterFactory}
*/
public class TestJapaneseKatakanaStemFilterFactory extends BaseTokenStreamTestCase {
public void testKatakanaStemming() throws IOException {
JapaneseTokenizerFactory tokenizerFactory = new JapaneseTokenizerFactory();
Map<String, String> tokenizerArgs = Collections.emptyMap();
tokenizerFactory.init(tokenizerArgs);
tokenizerFactory.inform(new StringMockResourceLoader(""));
TokenStream tokenStream = tokenizerFactory.create(
new StringReader("明後日パーティーに行く予定がある。図書館で資料をコピーしました。")
);
JapaneseKatakanaStemFilterFactory filterFactory = new JapaneseKatakanaStemFilterFactory();
Map<String, String> filterArgs = Collections.emptyMap();
filterFactory.init(filterArgs);
assertTokenStreamContents(filterFactory.create(tokenStream),
new String[]{ "明後日", "パーティ", "に", "行く", "予定", "が", "ある", // パーティー should be stemmed
"図書館", "で", "資料", "を", "コピー", "し", "まし", "た"} // コピー should not be stemmed
);
}
}