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From o...@apache.org
Subject cvs commit: jakarta-lucene/src/test/org/apache/lucene/search TestWildcard.java
Date Fri, 19 Apr 2002 18:53:35 GMT
otis        02/04/19 11:53:35

  Added:       src/test/org/apache/lucene/search TestWildcard.java
  Log:
  - Wildcard JUnit unit tests.  Initial checkin.
  
  Revision  Changes    Path
  1.1                  jakarta-lucene/src/test/org/apache/lucene/search/TestWildcard.java
  
  Index: TestWildcard.java
  ===================================================================
  package org.apache.lucene.search;
  
  /* ====================================================================
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 2001 The Apache Software Foundation.  All rights
   * reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   *
   * 3. The end-user documentation included with the redistribution,
   *    if any, must include the following acknowledgment:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowledgment may appear in the software itself,
   *    if and wherever such third-party acknowledgments normally appear.
   *
   * 4. The names "Apache" and "Apache Software Foundation" and
   *    "Apache Lucene" must not be used to endorse or promote products
   *    derived from this software without prior written permission. For
   *    written permission, please contact apache@apache.org.
   *
   * 5. Products derived from this software may not be called "Apache",
   *    "Apache Lucene", nor may "Apache" appear in their name, without
   *    prior written permission of the Apache Software Foundation.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
   * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
   * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
   * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
   * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation.  For more
   * information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   */
  
  import org.apache.lucene.search.IndexSearcher;
  import org.apache.lucene.index.Term;
  import org.apache.lucene.index.IndexWriter;
  import org.apache.lucene.store.RAMDirectory;
  import org.apache.lucene.analysis.SimpleAnalyzer;
  import org.apache.lucene.document.Document;
  import org.apache.lucene.document.Field;
  
  import junit.framework.TestCase;
  
  import java.io.IOException;
  
  /**
   *
   *
   */
  public class TestWildcard
      extends TestCase
  {
      public TestWildcard(String name)
      {
  	super(name);
      }
  
      /*
       *
       */
      public void testAsterisk()
          throws IOException
      {
          RAMDirectory indexStore = new RAMDirectory();
          IndexWriter writer = new IndexWriter(indexStore, new SimpleAnalyzer(), true);
          Document doc1 = new Document();
          Document doc2 = new Document();
  	doc1.add(Field.Text("body", "metal"));
          doc2.add(Field.Text("body", "metals"));
          writer.addDocument(doc1);
          writer.addDocument(doc2);
  	writer.optimize();
  	IndexSearcher searcher = new IndexSearcher(indexStore);
  	Query query1 = new TermQuery(new Term("body", "metal"));
          Query query2 = new WildcardQuery(new Term("body", "metal*"));
          Query query3 = new WildcardQuery(new Term("body", "m*tal"));
          Query query4 = new WildcardQuery(new Term("body", "m*tal*"));
  
  	Hits result;
  
  	result = searcher.search(query1);
  	assertEquals(1, result.length());
  
  	result = searcher.search(query2);
  	assertEquals(2, result.length());
  
  	result = searcher.search(query3);
  	assertEquals(1, result.length());
  
  	result = searcher.search(query4);
  	assertEquals(2, result.length());
  
  	writer.close();
      }
  
      public void testQuestionmark()
  	throws IOException
      {
          RAMDirectory indexStore = new RAMDirectory();
          IndexWriter writer = new IndexWriter(indexStore, new SimpleAnalyzer(), true);
          Document doc1 = new Document();
          Document doc2 = new Document();
          Document doc3 = new Document();
          Document doc4 = new Document();
  	doc1.add(Field.Text("body", "metal"));
          doc2.add(Field.Text("body", "metals"));
          doc3.add(Field.Text("body", "mXtals"));
          doc4.add(Field.Text("body", "mXtXls"));
          writer.addDocument(doc1);
          writer.addDocument(doc2);
          writer.addDocument(doc3);
          writer.addDocument(doc4);
  	writer.optimize();
  	IndexSearcher searcher = new IndexSearcher(indexStore);
  	Query query1 = new TermQuery(new Term("body", "m?tal"));       // 1
          Query query2 = new WildcardQuery(new Term("body", "metal?"));  // 2
          Query query3 = new WildcardQuery(new Term("body", "metals?")); // 1
          Query query4 = new WildcardQuery(new Term("body", "m?t?ls"));  // 3
  
  	Hits result;
  
  	result = searcher.search(query1);
  	assertEquals(1, result.length());
  
  	result = searcher.search(query2);
  	assertEquals(2, result.length());
  
  	result = searcher.search(query3);
  	assertEquals(1, result.length());
  
  	result = searcher.search(query4);
  	assertEquals(3, result.length());
  
  	writer.close();
      }
  }
  
  
  

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