package org.apache.lucene.analysis.hi;
/*
* 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.Reader;
import java.io.StringReader;
import java.util.Collections;
import java.util.Map;
import org.apache.lucene.analysis.BaseTokenStreamTestCase;
import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.Tokenizer;
import org.apache.lucene.analysis.in.IndicNormalizationFilterFactory;
import org.apache.lucene.analysis.standard.StandardTokenizerFactory;
/**
* Simple tests to ensure the Hindi filter Factories are working.
*/
public class TestHindiFilters extends BaseTokenStreamTestCase {
/**
* Test IndicNormalizationFilterFactory
*/
public void testIndicNormalizer() throws Exception {
Reader reader = new StringReader("ত্ अाैर");
StandardTokenizerFactory factory = new StandardTokenizerFactory();
factory.setLuceneMatchVersion(TEST_VERSION_CURRENT);
IndicNormalizationFilterFactory filterFactory = new IndicNormalizationFilterFactory();
filterFactory.setLuceneMatchVersion(TEST_VERSION_CURRENT);
Map<String, String> args = Collections.emptyMap();
factory.init(args);
filterFactory.init(args);
Tokenizer tokenizer = factory.create(reader);
TokenStream stream = filterFactory.create(tokenizer);
assertTokenStreamContents(stream, new String[] { "ৎ", "और" });
}
/**
* Test HindiNormalizationFilterFactory
*/
public void testHindiNormalizer() throws Exception {
Reader reader = new StringReader("क़िताब");
StandardTokenizerFactory factory = new StandardTokenizerFactory();
factory.setLuceneMatchVersion(TEST_VERSION_CURRENT);
IndicNormalizationFilterFactory indicFilterFactory = new IndicNormalizationFilterFactory();
HindiNormalizationFilterFactory hindiFilterFactory = new HindiNormalizationFilterFactory();
hindiFilterFactory.setLuceneMatchVersion(TEST_VERSION_CURRENT);
Map<String, String> args = Collections.emptyMap();
factory.init(args);
hindiFilterFactory.init(args);
Tokenizer tokenizer = factory.create(reader);
TokenStream stream = indicFilterFactory.create(tokenizer);
stream = hindiFilterFactory.create(stream);
assertTokenStreamContents(stream, new String[] {"किताब"});
}
/**
* Test HindiStemFilterFactory
*/
public void testStemmer() throws Exception {
Reader reader = new StringReader("किताबें");
StandardTokenizerFactory factory = new StandardTokenizerFactory();
factory.setLuceneMatchVersion(TEST_VERSION_CURRENT);
IndicNormalizationFilterFactory indicFilterFactory = new IndicNormalizationFilterFactory();
HindiNormalizationFilterFactory hindiFilterFactory = new HindiNormalizationFilterFactory();
HindiStemFilterFactory stemFactory = new HindiStemFilterFactory();
stemFactory.setLuceneMatchVersion(TEST_VERSION_CURRENT);
Map<String, String> args = Collections.emptyMap();
factory.init(args);
stemFactory.init(args);
Tokenizer tokenizer = factory.create(reader);
TokenStream stream = indicFilterFactory.create(tokenizer);
stream = hindiFilterFactory.create(stream);
stream = stemFactory.create(stream);
assertTokenStreamContents(stream, new String[] {"किताब"});
}
}