testelision.java

Lucene a java open-source SearchEngine Framework

package org.apache.lucene.analysis.fr;

/**
 * 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.StringReader;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

import junit.framework.TestCase;

import org.apache.lucene.analysis.Token;
import org.apache.lucene.analysis.TokenFilter;
import org.apache.lucene.analysis.Tokenizer;
import org.apache.lucene.analysis.standard.StandardTokenizer;

/**
 * @author Mathieu Lecarme<[e-mail]>
 * 
 */
public class TestElision extends TestCase {

  public void testElision() {
    String test = "Plop, juste pour voir l'embrouille avec O'brian. M'enfin.";
    Tokenizer tokenizer = new StandardTokenizer(new StringReader(test));
    Set articles = new HashSet();
    articles.add("l");
    articles.add("M");
    TokenFilter filter = new ElisionFilter(tokenizer, articles);
    List tas = filtre(filter);
    assertEquals("embrouille", tas.get(4));
    assertEquals("O'brian", tas.get(6));
    assertEquals("enfin", tas.get(7));
  }

  private List filtre(TokenFilter filter) {
    List tas = new ArrayList();
    try {
      boolean encore = true;
      Token token;
      while (encore) {
        token = filter.next();
        encore = token != null;
        if (token != null)
          tas.add(token.termText());
      }
    } catch (IOException e) {
      e.printStackTrace();
    }
    return tas;
  }

}