package org.apache.lucene.analysis.fa;
/*
* 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.IOException;
import java.io.Reader;
import java.io.StringReader;
import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.analysis.BaseTokenStreamTestCase;
import org.apache.lucene.analysis.Tokenizer;
import org.apache.lucene.analysis.ar.ArabicLetterTokenizer;
import org.apache.lucene.analysis.core.KeywordTokenizer;
/**
* Test the Persian Normalization Filter
*
*/
public class TestPersianNormalizationFilter extends BaseTokenStreamTestCase {
public void testFarsiYeh() throws IOException {
check("های", "هاي");
}
public void testYehBarree() throws IOException {
check("هاے", "هاي");
}
public void testKeheh() throws IOException {
check("کشاندن", "كشاندن");
}
public void testHehYeh() throws IOException {
check("كتابۀ", "كتابه");
}
public void testHehHamzaAbove() throws IOException {
check("كتابهٔ", "كتابه");
}
public void testHehGoal() throws IOException {
check("زادہ", "زاده");
}
private void check(final String input, final String expected) throws IOException {
ArabicLetterTokenizer tokenStream = new ArabicLetterTokenizer(TEST_VERSION_CURRENT,
new StringReader(input));
PersianNormalizationFilter filter = new PersianNormalizationFilter(
tokenStream);
assertTokenStreamContents(filter, new String[]{expected});
}
public void testEmptyTerm() throws IOException {
Analyzer a = new Analyzer() {
@Override
protected TokenStreamComponents createComponents(String fieldName, Reader reader) {
Tokenizer tokenizer = new KeywordTokenizer(reader);
return new TokenStreamComponents(tokenizer, new PersianNormalizationFilter(tokenizer));
}
};
checkOneTermReuse(a, "", "");
}
}